1 #!/usr/bin/perl
3 # gitweb - simple web interface to track changes in git repositories
4 #
5 # (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org>
6 # (C) 2005, Christian Gierke
7 #
8 # This program is licensed under the GPLv2
10 use 5.008;
11 use strict;
12 use warnings;
13 use CGI qw(:standard :escapeHTML -nosticky);
14 use CGI::Util qw(unescape);
15 use CGI::Carp qw(fatalsToBrowser set_message);
16 use Encode;
17 use Fcntl ':mode';
18 use File::Find qw();
19 use File::Basename qw(basename);
20 use Time::HiRes qw(gettimeofday tv_interval);
21 binmode STDOUT, ':utf8';
23 our $t0 = [ gettimeofday() ];
24 our $number_of_git_cmds = 0;
26 BEGIN {
27 CGI->compile() if $ENV{'MOD_PERL'};
28 }
30 our $version = "++GIT_VERSION++";
32 our ($my_url, $my_uri, $base_url, $path_info, $home_link);
33 sub evaluate_uri {
34 our $cgi;
36 our $my_url = $cgi->url();
37 our $my_uri = $cgi->url(-absolute => 1);
39 # Base URL for relative URLs in gitweb ($logo, $favicon, ...),
40 # needed and used only for URLs with nonempty PATH_INFO
41 our $base_url = $my_url;
43 # When the script is used as DirectoryIndex, the URL does not contain the name
44 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
45 # have to do it ourselves. We make $path_info global because it's also used
46 # later on.
47 #
48 # Another issue with the script being the DirectoryIndex is that the resulting
49 # $my_url data is not the full script URL: this is good, because we want
50 # generated links to keep implying the script name if it wasn't explicitly
51 # indicated in the URL we're handling, but it means that $my_url cannot be used
52 # as base URL.
53 # Therefore, if we needed to strip PATH_INFO, then we know that we have
54 # to build the base URL ourselves:
55 our $path_info = $ENV{"PATH_INFO"};
56 if ($path_info) {
57 if ($my_url =~ s,\Q$path_info\E$,, &&
58 $my_uri =~ s,\Q$path_info\E$,, &&
59 defined $ENV{'SCRIPT_NAME'}) {
60 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
61 }
62 }
64 # target of the home link on top of all pages
65 our $home_link = $my_uri || "/";
66 }
68 # core git executable to use
69 # this can just be "git" if your webserver has a sensible PATH
70 our $GIT = "++GIT_BINDIR++/git";
72 # absolute fs-path which will be prepended to the project path
73 #our $projectroot = "/pub/scm";
74 our $projectroot = "++GITWEB_PROJECTROOT++";
76 # fs traversing limit for getting project list
77 # the number is relative to the projectroot
78 our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
80 # string of the home link on top of all pages
81 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
83 # name of your site or organization to appear in page titles
84 # replace this with something more descriptive for clearer bookmarks
85 our $site_name = "++GITWEB_SITENAME++"
86 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
88 # filename of html text to include at top of each page
89 our $site_header = "++GITWEB_SITE_HEADER++";
90 # html text to include at home page
91 our $home_text = "++GITWEB_HOMETEXT++";
92 # filename of html text to include at bottom of each page
93 our $site_footer = "++GITWEB_SITE_FOOTER++";
95 # URI of stylesheets
96 our @stylesheets = ("++GITWEB_CSS++");
97 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
98 our $stylesheet = undef;
99 # URI of GIT logo (72x27 size)
100 our $logo = "++GITWEB_LOGO++";
101 # URI of GIT favicon, assumed to be image/png type
102 our $favicon = "++GITWEB_FAVICON++";
103 # URI of gitweb.js (JavaScript code for gitweb)
104 our $javascript = "++GITWEB_JS++";
106 # URI and label (title) of GIT logo link
107 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
108 #our $logo_label = "git documentation";
109 our $logo_url = "http://git-scm.com/";
110 our $logo_label = "git homepage";
112 # source of projects list
113 our $projects_list = "++GITWEB_LIST++";
115 # the width (in characters) of the projects list "Description" column
116 our $projects_list_description_width = 25;
118 # group projects by category on the projects list
119 # (enabled if this variable evaluates to true)
120 our $projects_list_group_categories = 0;
122 # default category if none specified
123 # (leave the empty string for no category)
124 our $project_list_default_category = "";
126 # default order of projects list
127 # valid values are none, project, descr, owner, and age
128 our $default_projects_order = "project";
130 # show repository only if this file exists
131 # (only effective if this variable evaluates to true)
132 our $export_ok = "++GITWEB_EXPORT_OK++";
134 # show repository only if this subroutine returns true
135 # when given the path to the project, for example:
136 # sub { return -e "$_[0]/git-daemon-export-ok"; }
137 our $export_auth_hook = undef;
139 # only allow viewing of repositories also shown on the overview page
140 our $strict_export = "++GITWEB_STRICT_EXPORT++";
142 # list of git base URLs used for URL to where fetch project from,
143 # i.e. full URL is "$git_base_url/$project"
144 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
146 # default blob_plain mimetype and default charset for text/plain blob
147 our $default_blob_plain_mimetype = 'text/plain';
148 our $default_text_plain_charset = undef;
150 # file to use for guessing MIME types before trying /etc/mime.types
151 # (relative to the current git repository)
152 our $mimetypes_file = undef;
154 # assume this charset if line contains non-UTF-8 characters;
155 # it should be valid encoding (see Encoding::Supported(3pm) for list),
156 # for which encoding all byte sequences are valid, for example
157 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
158 # could be even 'utf-8' for the old behavior)
159 our $fallback_encoding = 'latin1';
161 # rename detection options for git-diff and git-diff-tree
162 # - default is '-M', with the cost proportional to
163 # (number of removed files) * (number of new files).
164 # - more costly is '-C' (which implies '-M'), with the cost proportional to
165 # (number of changed files + number of removed files) * (number of new files)
166 # - even more costly is '-C', '--find-copies-harder' with cost
167 # (number of files in the original tree) * (number of new files)
168 # - one might want to include '-B' option, e.g. '-B', '-M'
169 our @diff_opts = ('-M'); # taken from git_commit
171 # Disables features that would allow repository owners to inject script into
172 # the gitweb domain.
173 our $prevent_xss = 0;
175 # Path to the highlight executable to use (must be the one from
176 # http://www.andre-simon.de due to assumptions about parameters and output).
177 # Useful if highlight is not installed on your webserver's PATH.
178 # [Default: highlight]
179 our $highlight_bin = "++HIGHLIGHT_BIN++";
181 # information about snapshot formats that gitweb is capable of serving
182 our %known_snapshot_formats = (
183 # name => {
184 # 'display' => display name,
185 # 'type' => mime type,
186 # 'suffix' => filename suffix,
187 # 'format' => --format for git-archive,
188 # 'compressor' => [compressor command and arguments]
189 # (array reference, optional)
190 # 'disabled' => boolean (optional)}
191 #
192 'tgz' => {
193 'display' => 'tar.gz',
194 'type' => 'application/x-gzip',
195 'suffix' => '.tar.gz',
196 'format' => 'tar',
197 'compressor' => ['gzip', '-n']},
199 'tbz2' => {
200 'display' => 'tar.bz2',
201 'type' => 'application/x-bzip2',
202 'suffix' => '.tar.bz2',
203 'format' => 'tar',
204 'compressor' => ['bzip2']},
206 'txz' => {
207 'display' => 'tar.xz',
208 'type' => 'application/x-xz',
209 'suffix' => '.tar.xz',
210 'format' => 'tar',
211 'compressor' => ['xz'],
212 'disabled' => 1},
214 'zip' => {
215 'display' => 'zip',
216 'type' => 'application/x-zip',
217 'suffix' => '.zip',
218 'format' => 'zip'},
219 );
221 # Aliases so we understand old gitweb.snapshot values in repository
222 # configuration.
223 our %known_snapshot_format_aliases = (
224 'gzip' => 'tgz',
225 'bzip2' => 'tbz2',
226 'xz' => 'txz',
228 # backward compatibility: legacy gitweb config support
229 'x-gzip' => undef, 'gz' => undef,
230 'x-bzip2' => undef, 'bz2' => undef,
231 'x-zip' => undef, '' => undef,
232 );
234 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
235 # are changed, it may be appropriate to change these values too via
236 # $GITWEB_CONFIG.
237 our %avatar_size = (
238 'default' => 16,
239 'double' => 32
240 );
242 # Used to set the maximum load that we will still respond to gitweb queries.
243 # If server load exceed this value then return "503 server busy" error.
244 # If gitweb cannot determined server load, it is taken to be 0.
245 # Leave it undefined (or set to 'undef') to turn off load checking.
246 our $maxload = 300;
248 # configuration for 'highlight' (http://www.andre-simon.de/)
249 # match by basename
250 our %highlight_basename = (
251 #'Program' => 'py',
252 #'Library' => 'py',
253 'SConstruct' => 'py', # SCons equivalent of Makefile
254 'Makefile' => 'make',
255 );
256 # match by extension
257 our %highlight_ext = (
258 # main extensions, defining name of syntax;
259 # see files in /usr/share/highlight/langDefs/ directory
260 map { $_ => $_ }
261 qw(py c cpp rb java css php sh pl js tex bib xml awk bat ini spec tcl sql make),
262 # alternate extensions, see /etc/highlight/filetypes.conf
263 'h' => 'c',
264 map { $_ => 'sh' } qw(bash zsh ksh),
265 map { $_ => 'cpp' } qw(cxx c++ cc),
266 map { $_ => 'php' } qw(php3 php4 php5 phps),
267 map { $_ => 'pl' } qw(perl pm), # perhaps also 'cgi'
268 map { $_ => 'make'} qw(mak mk),
269 map { $_ => 'xml' } qw(xhtml html htm),
270 );
272 # You define site-wide feature defaults here; override them with
273 # $GITWEB_CONFIG as necessary.
274 our %feature = (
275 # feature => {
276 # 'sub' => feature-sub (subroutine),
277 # 'override' => allow-override (boolean),
278 # 'default' => [ default options...] (array reference)}
279 #
280 # if feature is overridable (it means that allow-override has true value),
281 # then feature-sub will be called with default options as parameters;
282 # return value of feature-sub indicates if to enable specified feature
283 #
284 # if there is no 'sub' key (no feature-sub), then feature cannot be
285 # overridden
286 #
287 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
288 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
289 # is enabled
291 # Enable the 'blame' blob view, showing the last commit that modified
292 # each line in the file. This can be very CPU-intensive.
294 # To enable system wide have in $GITWEB_CONFIG
295 # $feature{'blame'}{'default'} = [1];
296 # To have project specific config enable override in $GITWEB_CONFIG
297 # $feature{'blame'}{'override'} = 1;
298 # and in project config gitweb.blame = 0|1;
299 'blame' => {
300 'sub' => sub { feature_bool('blame', @_) },
301 'override' => 0,
302 'default' => [0]},
304 # Enable the 'snapshot' link, providing a compressed archive of any
305 # tree. This can potentially generate high traffic if you have large
306 # project.
308 # Value is a list of formats defined in %known_snapshot_formats that
309 # you wish to offer.
310 # To disable system wide have in $GITWEB_CONFIG
311 # $feature{'snapshot'}{'default'} = [];
312 # To have project specific config enable override in $GITWEB_CONFIG
313 # $feature{'snapshot'}{'override'} = 1;
314 # and in project config, a comma-separated list of formats or "none"
315 # to disable. Example: gitweb.snapshot = tbz2,zip;
316 'snapshot' => {
317 'sub' => \&feature_snapshot,
318 'override' => 0,
319 'default' => ['tgz']},
321 # Enable text search, which will list the commits which match author,
322 # committer or commit text to a given string. Enabled by default.
323 # Project specific override is not supported.
324 #
325 # Note that this controls all search features, which means that if
326 # it is disabled, then 'grep' and 'pickaxe' search would also be
327 # disabled.
328 'search' => {
329 'override' => 0,
330 'default' => [1]},
332 # Enable grep search, which will list the files in currently selected
333 # tree containing the given string. Enabled by default. This can be
334 # potentially CPU-intensive, of course.
335 # Note that you need to have 'search' feature enabled too.
337 # To enable system wide have in $GITWEB_CONFIG
338 # $feature{'grep'}{'default'} = [1];
339 # To have project specific config enable override in $GITWEB_CONFIG
340 # $feature{'grep'}{'override'} = 1;
341 # and in project config gitweb.grep = 0|1;
342 'grep' => {
343 'sub' => sub { feature_bool('grep', @_) },
344 'override' => 0,
345 'default' => [1]},
347 # Enable the pickaxe search, which will list the commits that modified
348 # a given string in a file. This can be practical and quite faster
349 # alternative to 'blame', but still potentially CPU-intensive.
350 # Note that you need to have 'search' feature enabled too.
352 # To enable system wide have in $GITWEB_CONFIG
353 # $feature{'pickaxe'}{'default'} = [1];
354 # To have project specific config enable override in $GITWEB_CONFIG
355 # $feature{'pickaxe'}{'override'} = 1;
356 # and in project config gitweb.pickaxe = 0|1;
357 'pickaxe' => {
358 'sub' => sub { feature_bool('pickaxe', @_) },
359 'override' => 0,
360 'default' => [1]},
362 # Enable showing size of blobs in a 'tree' view, in a separate
363 # column, similar to what 'ls -l' does. This cost a bit of IO.
365 # To disable system wide have in $GITWEB_CONFIG
366 # $feature{'show-sizes'}{'default'} = [0];
367 # To have project specific config enable override in $GITWEB_CONFIG
368 # $feature{'show-sizes'}{'override'} = 1;
369 # and in project config gitweb.showsizes = 0|1;
370 'show-sizes' => {
371 'sub' => sub { feature_bool('showsizes', @_) },
372 'override' => 0,
373 'default' => [1]},
375 # Make gitweb use an alternative format of the URLs which can be
376 # more readable and natural-looking: project name is embedded
377 # directly in the path and the query string contains other
378 # auxiliary information. All gitweb installations recognize
379 # URL in either format; this configures in which formats gitweb
380 # generates links.
382 # To enable system wide have in $GITWEB_CONFIG
383 # $feature{'pathinfo'}{'default'} = [1];
384 # Project specific override is not supported.
386 # Note that you will need to change the default location of CSS,
387 # favicon, logo and possibly other files to an absolute URL. Also,
388 # if gitweb.cgi serves as your indexfile, you will need to force
389 # $my_uri to contain the script name in your $GITWEB_CONFIG.
390 'pathinfo' => {
391 'override' => 0,
392 'default' => [0]},
394 # Make gitweb consider projects in project root subdirectories
395 # to be forks of existing projects. Given project $projname.git,
396 # projects matching $projname/*.git will not be shown in the main
397 # projects list, instead a '+' mark will be added to $projname
398 # there and a 'forks' view will be enabled for the project, listing
399 # all the forks. If project list is taken from a file, forks have
400 # to be listed after the main project.
402 # To enable system wide have in $GITWEB_CONFIG
403 # $feature{'forks'}{'default'} = [1];
404 # Project specific override is not supported.
405 'forks' => {
406 'override' => 0,
407 'default' => [0]},
409 # Insert custom links to the action bar of all project pages.
410 # This enables you mainly to link to third-party scripts integrating
411 # into gitweb; e.g. git-browser for graphical history representation
412 # or custom web-based repository administration interface.
414 # The 'default' value consists of a list of triplets in the form
415 # (label, link, position) where position is the label after which
416 # to insert the link and link is a format string where %n expands
417 # to the project name, %f to the project path within the filesystem,
418 # %h to the current hash (h gitweb parameter) and %b to the current
419 # hash base (hb gitweb parameter); %% expands to %.
421 # To enable system wide have in $GITWEB_CONFIG e.g.
422 # $feature{'actions'}{'default'} = [('graphiclog',
423 # '/git-browser/by-commit.html?r=%n', 'summary')];
424 # Project specific override is not supported.
425 'actions' => {
426 'override' => 0,
427 'default' => []},
429 # Allow gitweb scan project content tags of project repository,
430 # and display the popular Web 2.0-ish "tag cloud" near the projects
431 # list. Note that this is something COMPLETELY different from the
432 # normal Git tags.
434 # gitweb by itself can show existing tags, but it does not handle
435 # tagging itself; you need to do it externally, outside gitweb.
436 # The format is described in git_get_project_ctags() subroutine.
437 # You may want to install the HTML::TagCloud Perl module to get
438 # a pretty tag cloud instead of just a list of tags.
440 # To enable system wide have in $GITWEB_CONFIG
441 # $feature{'ctags'}{'default'} = [1];
442 # Project specific override is not supported.
444 # In the future whether ctags editing is enabled might depend
445 # on the value, but using 1 should always mean no editing of ctags.
446 'ctags' => {
447 'override' => 0,
448 'default' => [0]},
450 # The maximum number of patches in a patchset generated in patch
451 # view. Set this to 0 or undef to disable patch view, or to a
452 # negative number to remove any limit.
454 # To disable system wide have in $GITWEB_CONFIG
455 # $feature{'patches'}{'default'} = [0];
456 # To have project specific config enable override in $GITWEB_CONFIG
457 # $feature{'patches'}{'override'} = 1;
458 # and in project config gitweb.patches = 0|n;
459 # where n is the maximum number of patches allowed in a patchset.
460 'patches' => {
461 'sub' => \&feature_patches,
462 'override' => 0,
463 'default' => [16]},
465 # Avatar support. When this feature is enabled, views such as
466 # shortlog or commit will display an avatar associated with
467 # the email of the committer(s) and/or author(s).
469 # Currently available providers are gravatar and picon.
470 # If an unknown provider is specified, the feature is disabled.
472 # Gravatar depends on Digest::MD5.
473 # Picon currently relies on the indiana.edu database.
475 # To enable system wide have in $GITWEB_CONFIG
476 # $feature{'avatar'}{'default'} = ['<provider>'];
477 # where <provider> is either gravatar or picon.
478 # To have project specific config enable override in $GITWEB_CONFIG
479 # $feature{'avatar'}{'override'} = 1;
480 # and in project config gitweb.avatar = <provider>;
481 'avatar' => {
482 'sub' => \&feature_avatar,
483 'override' => 0,
484 'default' => ['']},
486 # Enable displaying how much time and how many git commands
487 # it took to generate and display page. Disabled by default.
488 # Project specific override is not supported.
489 'timed' => {
490 'override' => 0,
491 'default' => [0]},
493 # Enable turning some links into links to actions which require
494 # JavaScript to run (like 'blame_incremental'). Not enabled by
495 # default. Project specific override is currently not supported.
496 'javascript-actions' => {
497 'override' => 0,
498 'default' => [0]},
500 # Enable and configure ability to change common timezone for dates
501 # in gitweb output via JavaScript. Enabled by default.
502 # Project specific override is not supported.
503 'javascript-timezone' => {
504 'override' => 0,
505 'default' => [
506 'local', # default timezone: 'utc', 'local', or '(-|+)HHMM' format,
507 # or undef to turn off this feature
508 'gitweb_tz', # name of cookie where to store selected timezone
509 'datetime', # CSS class used to mark up dates for manipulation
510 ]},
512 # Syntax highlighting support. This is based on Daniel Svensson's
513 # and Sham Chukoury's work in gitweb-xmms2.git.
514 # It requires the 'highlight' program present in $PATH,
515 # and therefore is disabled by default.
517 # To enable system wide have in $GITWEB_CONFIG
518 # $feature{'highlight'}{'default'} = [1];
520 'highlight' => {
521 'sub' => sub { feature_bool('highlight', @_) },
522 'override' => 0,
523 'default' => [0]},
525 # Enable displaying of remote heads in the heads list
527 # To enable system wide have in $GITWEB_CONFIG
528 # $feature{'remote_heads'}{'default'} = [1];
529 # To have project specific config enable override in $GITWEB_CONFIG
530 # $feature{'remote_heads'}{'override'} = 1;
531 # and in project config gitweb.remote_heads = 0|1;
532 'remote_heads' => {
533 'sub' => sub { feature_bool('remote_heads', @_) },
534 'override' => 0,
535 'default' => [0]},
536 );
538 sub gitweb_get_feature {
539 my ($name) = @_;
540 return unless exists $feature{$name};
541 my ($sub, $override, @defaults) = (
542 $feature{$name}{'sub'},
543 $feature{$name}{'override'},
544 @{$feature{$name}{'default'}});
545 # project specific override is possible only if we have project
546 our $git_dir; # global variable, declared later
547 if (!$override || !defined $git_dir) {
548 return @defaults;
549 }
550 if (!defined $sub) {
551 warn "feature $name is not overridable";
552 return @defaults;
553 }
554 return $sub->(@defaults);
555 }
557 # A wrapper to check if a given feature is enabled.
558 # With this, you can say
559 #
560 # my $bool_feat = gitweb_check_feature('bool_feat');
561 # gitweb_check_feature('bool_feat') or somecode;
562 #
563 # instead of
564 #
565 # my ($bool_feat) = gitweb_get_feature('bool_feat');
566 # (gitweb_get_feature('bool_feat'))[0] or somecode;
567 #
568 sub gitweb_check_feature {
569 return (gitweb_get_feature(@_))[0];
570 }
573 sub feature_bool {
574 my $key = shift;
575 my ($val) = git_get_project_config($key, '--bool');
577 if (!defined $val) {
578 return ($_[0]);
579 } elsif ($val eq 'true') {
580 return (1);
581 } elsif ($val eq 'false') {
582 return (0);
583 }
584 }
586 sub feature_snapshot {
587 my (@fmts) = @_;
589 my ($val) = git_get_project_config('snapshot');
591 if ($val) {
592 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
593 }
595 return @fmts;
596 }
598 sub feature_patches {
599 my @val = (git_get_project_config('patches', '--int'));
601 if (@val) {
602 return @val;
603 }
605 return ($_[0]);
606 }
608 sub feature_avatar {
609 my @val = (git_get_project_config('avatar'));
611 return @val ? @val : @_;
612 }
614 # checking HEAD file with -e is fragile if the repository was
615 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
616 # and then pruned.
617 sub check_head_link {
618 my ($dir) = @_;
619 my $headfile = "$dir/HEAD";
620 return ((-e $headfile) ||
621 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
622 }
624 sub check_export_ok {
625 my ($dir) = @_;
626 return (check_head_link($dir) &&
627 (!$export_ok || -e "$dir/$export_ok") &&
628 (!$export_auth_hook || $export_auth_hook->($dir)));
629 }
631 # process alternate names for backward compatibility
632 # filter out unsupported (unknown) snapshot formats
633 sub filter_snapshot_fmts {
634 my @fmts = @_;
636 @fmts = map {
637 exists $known_snapshot_format_aliases{$_} ?
638 $known_snapshot_format_aliases{$_} : $_} @fmts;
639 @fmts = grep {
640 exists $known_snapshot_formats{$_} &&
641 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
642 }
644 # If it is set to code reference, it is code that it is to be run once per
645 # request, allowing updating configurations that change with each request,
646 # while running other code in config file only once.
647 #
648 # Otherwise, if it is false then gitweb would process config file only once;
649 # if it is true then gitweb config would be run for each request.
650 our $per_request_config = 1;
652 # read and parse gitweb config file given by its parameter.
653 # returns true on success, false on recoverable error, allowing
654 # to chain this subroutine, using first file that exists.
655 # dies on errors during parsing config file, as it is unrecoverable.
656 sub read_config_file {
657 my $filename = shift;
658 return unless defined $filename;
659 # die if there are errors parsing config file
660 if (-e $filename) {
661 do $filename;
662 die $@ if $@;
663 return 1;
664 }
665 return;
666 }
668 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON);
669 sub evaluate_gitweb_config {
670 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
671 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
672 our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "++GITWEB_CONFIG_COMMON++";
674 # Protect agains duplications of file names, to not read config twice.
675 # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so
676 # there possibility of duplication of filename there doesn't matter.
677 $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON);
678 $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON);
680 # Common system-wide settings for convenience.
681 # Those settings can be ovverriden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM.
682 read_config_file($GITWEB_CONFIG_COMMON);
684 # Use first config file that exists. This means use the per-instance
685 # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG.
686 read_config_file($GITWEB_CONFIG) and return;
687 read_config_file($GITWEB_CONFIG_SYSTEM);
688 }
690 # Get loadavg of system, to compare against $maxload.
691 # Currently it requires '/proc/loadavg' present to get loadavg;
692 # if it is not present it returns 0, which means no load checking.
693 sub get_loadavg {
694 if( -e '/proc/loadavg' ){
695 open my $fd, '<', '/proc/loadavg'
696 or return 0;
697 my @load = split(/\s+/, scalar <$fd>);
698 close $fd;
700 # The first three columns measure CPU and IO utilization of the last one,
701 # five, and 10 minute periods. The fourth column shows the number of
702 # currently running processes and the total number of processes in the m/n
703 # format. The last column displays the last process ID used.
704 return $load[0] || 0;
705 }
706 # additional checks for load average should go here for things that don't export
707 # /proc/loadavg
709 return 0;
710 }
712 # version of the core git binary
713 our $git_version;
714 sub evaluate_git_version {
715 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
716 $number_of_git_cmds++;
717 }
719 sub check_loadavg {
720 if (defined $maxload && get_loadavg() > $maxload) {
721 die_error(503, "The load average on the server is too high");
722 }
723 }
725 # ======================================================================
726 # input validation and dispatch
728 # input parameters can be collected from a variety of sources (presently, CGI
729 # and PATH_INFO), so we define an %input_params hash that collects them all
730 # together during validation: this allows subsequent uses (e.g. href()) to be
731 # agnostic of the parameter origin
733 our %input_params = ();
735 # input parameters are stored with the long parameter name as key. This will
736 # also be used in the href subroutine to convert parameters to their CGI
737 # equivalent, and since the href() usage is the most frequent one, we store
738 # the name -> CGI key mapping here, instead of the reverse.
739 #
740 # XXX: Warning: If you touch this, check the search form for updating,
741 # too.
743 our @cgi_param_mapping = (
744 project => "p",
745 action => "a",
746 file_name => "f",
747 file_parent => "fp",
748 hash => "h",
749 hash_parent => "hp",
750 hash_base => "hb",
751 hash_parent_base => "hpb",
752 page => "pg",
753 order => "o",
754 searchtext => "s",
755 searchtype => "st",
756 snapshot_format => "sf",
757 extra_options => "opt",
758 search_use_regexp => "sr",
759 ctag => "by_tag",
760 # this must be last entry (for manipulation from JavaScript)
761 javascript => "js"
762 );
763 our %cgi_param_mapping = @cgi_param_mapping;
765 # we will also need to know the possible actions, for validation
766 our %actions = (
767 "blame" => \&git_blame,
768 "blame_incremental" => \&git_blame_incremental,
769 "blame_data" => \&git_blame_data,
770 "blobdiff" => \&git_blobdiff,
771 "blobdiff_plain" => \&git_blobdiff_plain,
772 "blob" => \&git_blob,
773 "blob_plain" => \&git_blob_plain,
774 "commitdiff" => \&git_commitdiff,
775 "commitdiff_plain" => \&git_commitdiff_plain,
776 "commit" => \&git_commit,
777 "forks" => \&git_forks,
778 "heads" => \&git_heads,
779 "history" => \&git_history,
780 "log" => \&git_log,
781 "patch" => \&git_patch,
782 "patches" => \&git_patches,
783 "remotes" => \&git_remotes,
784 "rss" => \&git_rss,
785 "atom" => \&git_atom,
786 "search" => \&git_search,
787 "search_help" => \&git_search_help,
788 "shortlog" => \&git_shortlog,
789 "summary" => \&git_summary,
790 "tag" => \&git_tag,
791 "tags" => \&git_tags,
792 "tree" => \&git_tree,
793 "snapshot" => \&git_snapshot,
794 "object" => \&git_object,
795 # those below don't need $project
796 "opml" => \&git_opml,
797 "project_list" => \&git_project_list,
798 "project_index" => \&git_project_index,
799 );
801 # finally, we have the hash of allowed extra_options for the commands that
802 # allow them
803 our %allowed_options = (
804 "--no-merges" => [ qw(rss atom log shortlog history) ],
805 );
807 # fill %input_params with the CGI parameters. All values except for 'opt'
808 # should be single values, but opt can be an array. We should probably
809 # build an array of parameters that can be multi-valued, but since for the time
810 # being it's only this one, we just single it out
811 sub evaluate_query_params {
812 our $cgi;
814 while (my ($name, $symbol) = each %cgi_param_mapping) {
815 if ($symbol eq 'opt') {
816 $input_params{$name} = [ $cgi->param($symbol) ];
817 } else {
818 $input_params{$name} = $cgi->param($symbol);
819 }
820 }
821 }
823 # now read PATH_INFO and update the parameter list for missing parameters
824 sub evaluate_path_info {
825 return if defined $input_params{'project'};
826 return if !$path_info;
827 $path_info =~ s,^/+,,;
828 return if !$path_info;
830 # find which part of PATH_INFO is project
831 my $project = $path_info;
832 $project =~ s,/+$,,;
833 while ($project && !check_head_link("$projectroot/$project")) {
834 $project =~ s,/*[^/]*$,,;
835 }
836 return unless $project;
837 $input_params{'project'} = $project;
839 # do not change any parameters if an action is given using the query string
840 return if $input_params{'action'};
841 $path_info =~ s,^\Q$project\E/*,,;
843 # next, check if we have an action
844 my $action = $path_info;
845 $action =~ s,/.*$,,;
846 if (exists $actions{$action}) {
847 $path_info =~ s,^$action/*,,;
848 $input_params{'action'} = $action;
849 }
851 # list of actions that want hash_base instead of hash, but can have no
852 # pathname (f) parameter
853 my @wants_base = (
854 'tree',
855 'history',
856 );
858 # we want to catch, among others
859 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
860 my ($parentrefname, $parentpathname, $refname, $pathname) =
861 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/);
863 # first, analyze the 'current' part
864 if (defined $pathname) {
865 # we got "branch:filename" or "branch:dir/"
866 # we could use git_get_type(branch:pathname), but:
867 # - it needs $git_dir
868 # - it does a git() call
869 # - the convention of terminating directories with a slash
870 # makes it superfluous
871 # - embedding the action in the PATH_INFO would make it even
872 # more superfluous
873 $pathname =~ s,^/+,,;
874 if (!$pathname || substr($pathname, -1) eq "/") {
875 $input_params{'action'} ||= "tree";
876 $pathname =~ s,/$,,;
877 } else {
878 # the default action depends on whether we had parent info
879 # or not
880 if ($parentrefname) {
881 $input_params{'action'} ||= "blobdiff_plain";
882 } else {
883 $input_params{'action'} ||= "blob_plain";
884 }
885 }
886 $input_params{'hash_base'} ||= $refname;
887 $input_params{'file_name'} ||= $pathname;
888 } elsif (defined $refname) {
889 # we got "branch". In this case we have to choose if we have to
890 # set hash or hash_base.
891 #
892 # Most of the actions without a pathname only want hash to be
893 # set, except for the ones specified in @wants_base that want
894 # hash_base instead. It should also be noted that hand-crafted
895 # links having 'history' as an action and no pathname or hash
896 # set will fail, but that happens regardless of PATH_INFO.
897 if (defined $parentrefname) {
898 # if there is parent let the default be 'shortlog' action
899 # (for http://git.example.com/repo.git/A..B links); if there
900 # is no parent, dispatch will detect type of object and set
901 # action appropriately if required (if action is not set)
902 $input_params{'action'} ||= "shortlog";
903 }
904 if ($input_params{'action'} &&
905 grep { $_ eq $input_params{'action'} } @wants_base) {
906 $input_params{'hash_base'} ||= $refname;
907 } else {
908 $input_params{'hash'} ||= $refname;
909 }
910 }
912 # next, handle the 'parent' part, if present
913 if (defined $parentrefname) {
914 # a missing pathspec defaults to the 'current' filename, allowing e.g.
915 # someproject/blobdiff/oldrev..newrev:/filename
916 if ($parentpathname) {
917 $parentpathname =~ s,^/+,,;
918 $parentpathname =~ s,/$,,;
919 $input_params{'file_parent'} ||= $parentpathname;
920 } else {
921 $input_params{'file_parent'} ||= $input_params{'file_name'};
922 }
923 # we assume that hash_parent_base is wanted if a path was specified,
924 # or if the action wants hash_base instead of hash
925 if (defined $input_params{'file_parent'} ||
926 grep { $_ eq $input_params{'action'} } @wants_base) {
927 $input_params{'hash_parent_base'} ||= $parentrefname;
928 } else {
929 $input_params{'hash_parent'} ||= $parentrefname;
930 }
931 }
933 # for the snapshot action, we allow URLs in the form
934 # $project/snapshot/$hash.ext
935 # where .ext determines the snapshot and gets removed from the
936 # passed $refname to provide the $hash.
937 #
938 # To be able to tell that $refname includes the format extension, we
939 # require the following two conditions to be satisfied:
940 # - the hash input parameter MUST have been set from the $refname part
941 # of the URL (i.e. they must be equal)
942 # - the snapshot format MUST NOT have been defined already (e.g. from
943 # CGI parameter sf)
944 # It's also useless to try any matching unless $refname has a dot,
945 # so we check for that too
946 if (defined $input_params{'action'} &&
947 $input_params{'action'} eq 'snapshot' &&
948 defined $refname && index($refname, '.') != -1 &&
949 $refname eq $input_params{'hash'} &&
950 !defined $input_params{'snapshot_format'}) {
951 # We loop over the known snapshot formats, checking for
952 # extensions. Allowed extensions are both the defined suffix
953 # (which includes the initial dot already) and the snapshot
954 # format key itself, with a prepended dot
955 while (my ($fmt, $opt) = each %known_snapshot_formats) {
956 my $hash = $refname;
957 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
958 next;
959 }
960 my $sfx = $1;
961 # a valid suffix was found, so set the snapshot format
962 # and reset the hash parameter
963 $input_params{'snapshot_format'} = $fmt;
964 $input_params{'hash'} = $hash;
965 # we also set the format suffix to the one requested
966 # in the URL: this way a request for e.g. .tgz returns
967 # a .tgz instead of a .tar.gz
968 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
969 last;
970 }
971 }
972 }
974 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
975 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
976 $searchtext, $search_regexp);
977 sub evaluate_and_validate_params {
978 our $action = $input_params{'action'};
979 if (defined $action) {
980 if (!validate_action($action)) {
981 die_error(400, "Invalid action parameter");
982 }
983 }
985 # parameters which are pathnames
986 our $project = $input_params{'project'};
987 if (defined $project) {
988 if (!validate_project($project)) {
989 undef $project;
990 die_error(404, "No such project");
991 }
992 }
994 our $file_name = $input_params{'file_name'};
995 if (defined $file_name) {
996 if (!validate_pathname($file_name)) {
997 die_error(400, "Invalid file parameter");
998 }
999 }
1001 our $file_parent = $input_params{'file_parent'};
1002 if (defined $file_parent) {
1003 if (!validate_pathname($file_parent)) {
1004 die_error(400, "Invalid file parent parameter");
1005 }
1006 }
1008 # parameters which are refnames
1009 our $hash = $input_params{'hash'};
1010 if (defined $hash) {
1011 if (!validate_refname($hash)) {
1012 die_error(400, "Invalid hash parameter");
1013 }
1014 }
1016 our $hash_parent = $input_params{'hash_parent'};
1017 if (defined $hash_parent) {
1018 if (!validate_refname($hash_parent)) {
1019 die_error(400, "Invalid hash parent parameter");
1020 }
1021 }
1023 our $hash_base = $input_params{'hash_base'};
1024 if (defined $hash_base) {
1025 if (!validate_refname($hash_base)) {
1026 die_error(400, "Invalid hash base parameter");
1027 }
1028 }
1030 our @extra_options = @{$input_params{'extra_options'}};
1031 # @extra_options is always defined, since it can only be (currently) set from
1032 # CGI, and $cgi->param() returns the empty array in array context if the param
1033 # is not set
1034 foreach my $opt (@extra_options) {
1035 if (not exists $allowed_options{$opt}) {
1036 die_error(400, "Invalid option parameter");
1037 }
1038 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
1039 die_error(400, "Invalid option parameter for this action");
1040 }
1041 }
1043 our $hash_parent_base = $input_params{'hash_parent_base'};
1044 if (defined $hash_parent_base) {
1045 if (!validate_refname($hash_parent_base)) {
1046 die_error(400, "Invalid hash parent base parameter");
1047 }
1048 }
1050 # other parameters
1051 our $page = $input_params{'page'};
1052 if (defined $page) {
1053 if ($page =~ m/[^0-9]/) {
1054 die_error(400, "Invalid page parameter");
1055 }
1056 }
1058 our $searchtype = $input_params{'searchtype'};
1059 if (defined $searchtype) {
1060 if ($searchtype =~ m/[^a-z]/) {
1061 die_error(400, "Invalid searchtype parameter");
1062 }
1063 }
1065 our $search_use_regexp = $input_params{'search_use_regexp'};
1067 our $searchtext = $input_params{'searchtext'};
1068 our $search_regexp;
1069 if (defined $searchtext) {
1070 if (length($searchtext) < 2) {
1071 die_error(403, "At least two characters are required for search parameter");
1072 }
1073 $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
1074 }
1075 }
1077 # path to the current git repository
1078 our $git_dir;
1079 sub evaluate_git_dir {
1080 our $git_dir = "$projectroot/$project" if $project;
1081 }
1083 our (@snapshot_fmts, $git_avatar);
1084 sub configure_gitweb_features {
1085 # list of supported snapshot formats
1086 our @snapshot_fmts = gitweb_get_feature('snapshot');
1087 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1089 # check that the avatar feature is set to a known provider name,
1090 # and for each provider check if the dependencies are satisfied.
1091 # if the provider name is invalid or the dependencies are not met,
1092 # reset $git_avatar to the empty string.
1093 our ($git_avatar) = gitweb_get_feature('avatar');
1094 if ($git_avatar eq 'gravatar') {
1095 $git_avatar = '' unless (eval { require Digest::MD5; 1; });
1096 } elsif ($git_avatar eq 'picon') {
1097 # no dependencies
1098 } else {
1099 $git_avatar = '';
1100 }
1101 }
1103 # custom error handler: 'die <message>' is Internal Server Error
1104 sub handle_errors_html {
1105 my $msg = shift; # it is already HTML escaped
1107 # to avoid infinite loop where error occurs in die_error,
1108 # change handler to default handler, disabling handle_errors_html
1109 set_message("Error occured when inside die_error:\n$msg");
1111 # you cannot jump out of die_error when called as error handler;
1112 # the subroutine set via CGI::Carp::set_message is called _after_
1113 # HTTP headers are already written, so it cannot write them itself
1114 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1115 }
1116 set_message(\&handle_errors_html);
1118 # dispatch
1119 sub dispatch {
1120 if (!defined $action) {
1121 if (defined $hash) {
1122 $action = git_get_type($hash);
1123 } elsif (defined $hash_base && defined $file_name) {
1124 $action = git_get_type("$hash_base:$file_name");
1125 } elsif (defined $project) {
1126 $action = 'summary';
1127 } else {
1128 $action = 'project_list';
1129 }
1130 }
1131 if (!defined($actions{$action})) {
1132 die_error(400, "Unknown action");
1133 }
1134 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1135 !$project) {
1136 die_error(400, "Project needed");
1137 }
1138 $actions{$action}->();
1139 }
1141 sub reset_timer {
1142 our $t0 = [ gettimeofday() ]
1143 if defined $t0;
1144 our $number_of_git_cmds = 0;
1145 }
1147 our $first_request = 1;
1148 sub run_request {
1149 reset_timer();
1151 evaluate_uri();
1152 if ($first_request) {
1153 evaluate_gitweb_config();
1154 evaluate_git_version();
1155 }
1156 if ($per_request_config) {
1157 if (ref($per_request_config) eq 'CODE') {
1158 $per_request_config->();
1159 } elsif (!$first_request) {
1160 evaluate_gitweb_config();
1161 }
1162 }
1163 check_loadavg();
1165 # $projectroot and $projects_list might be set in gitweb config file
1166 $projects_list ||= $projectroot;
1168 evaluate_query_params();
1169 evaluate_path_info();
1170 evaluate_and_validate_params();
1171 evaluate_git_dir();
1173 configure_gitweb_features();
1175 dispatch();
1176 }
1178 our $is_last_request = sub { 1 };
1179 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1180 our $CGI = 'CGI';
1181 our $cgi;
1182 sub configure_as_fcgi {
1183 require CGI::Fast;
1184 our $CGI = 'CGI::Fast';
1186 my $request_number = 0;
1187 # let each child service 100 requests
1188 our $is_last_request = sub { ++$request_number > 100 };
1189 }
1190 sub evaluate_argv {
1191 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1192 configure_as_fcgi()
1193 if $script_name =~ /\.fcgi$/;
1195 return unless (@ARGV);
1197 require Getopt::Long;
1198 Getopt::Long::GetOptions(
1199 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1200 'nproc|n=i' => sub {
1201 my ($arg, $val) = @_;
1202 return unless eval { require FCGI::ProcManager; 1; };
1203 my $proc_manager = FCGI::ProcManager->new({
1204 n_processes => $val,
1205 });
1206 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1207 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1208 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1209 },
1210 );
1211 }
1213 sub run {
1214 evaluate_argv();
1216 $first_request = 1;
1217 $pre_listen_hook->()
1218 if $pre_listen_hook;
1220 REQUEST:
1221 while ($cgi = $CGI->new()) {
1222 $pre_dispatch_hook->()
1223 if $pre_dispatch_hook;
1225 run_request();
1227 $post_dispatch_hook->()
1228 if $post_dispatch_hook;
1229 $first_request = 0;
1231 last REQUEST if ($is_last_request->());
1232 }
1234 DONE_GITWEB:
1235 1;
1236 }
1238 run();
1240 if (defined caller) {
1241 # wrapped in a subroutine processing requests,
1242 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1243 return;
1244 } else {
1245 # pure CGI script, serving single request
1246 exit;
1247 }
1249 ## ======================================================================
1250 ## action links
1252 # possible values of extra options
1253 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1254 # -replay => 1 - start from a current view (replay with modifications)
1255 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1256 # -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone
1257 sub href {
1258 my %params = @_;
1259 # default is to use -absolute url() i.e. $my_uri
1260 my $href = $params{-full} ? $my_url : $my_uri;
1262 # implicit -replay, must be first of implicit params
1263 $params{-replay} = 1 if (keys %params == 1 && $params{-anchor});
1265 $params{'project'} = $project unless exists $params{'project'};
1267 if ($params{-replay}) {
1268 while (my ($name, $symbol) = each %cgi_param_mapping) {
1269 if (!exists $params{$name}) {
1270 $params{$name} = $input_params{$name};
1271 }
1272 }
1273 }
1275 my $use_pathinfo = gitweb_check_feature('pathinfo');
1276 if (defined $params{'project'} &&
1277 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1278 # try to put as many parameters as possible in PATH_INFO:
1279 # - project name
1280 # - action
1281 # - hash_parent or hash_parent_base:/file_parent
1282 # - hash or hash_base:/filename
1283 # - the snapshot_format as an appropriate suffix
1285 # When the script is the root DirectoryIndex for the domain,
1286 # $href here would be something like http://gitweb.example.com/
1287 # Thus, we strip any trailing / from $href, to spare us double
1288 # slashes in the final URL
1289 $href =~ s,/$,,;
1291 # Then add the project name, if present
1292 $href .= "/".esc_path_info($params{'project'});
1293 delete $params{'project'};
1295 # since we destructively absorb parameters, we keep this
1296 # boolean that remembers if we're handling a snapshot
1297 my $is_snapshot = $params{'action'} eq 'snapshot';
1299 # Summary just uses the project path URL, any other action is
1300 # added to the URL
1301 if (defined $params{'action'}) {
1302 $href .= "/".esc_path_info($params{'action'})
1303 unless $params{'action'} eq 'summary';
1304 delete $params{'action'};
1305 }
1307 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1308 # stripping nonexistent or useless pieces
1309 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1310 || $params{'hash_parent'} || $params{'hash'});
1311 if (defined $params{'hash_base'}) {
1312 if (defined $params{'hash_parent_base'}) {
1313 $href .= esc_path_info($params{'hash_parent_base'});
1314 # skip the file_parent if it's the same as the file_name
1315 if (defined $params{'file_parent'}) {
1316 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1317 delete $params{'file_parent'};
1318 } elsif ($params{'file_parent'} !~ /\.\./) {
1319 $href .= ":/".esc_path_info($params{'file_parent'});
1320 delete $params{'file_parent'};
1321 }
1322 }
1323 $href .= "..";
1324 delete $params{'hash_parent'};
1325 delete $params{'hash_parent_base'};
1326 } elsif (defined $params{'hash_parent'}) {
1327 $href .= esc_path_info($params{'hash_parent'}). "..";
1328 delete $params{'hash_parent'};
1329 }
1331 $href .= esc_path_info($params{'hash_base'});
1332 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1333 $href .= ":/".esc_path_info($params{'file_name'});
1334 delete $params{'file_name'};
1335 }
1336 delete $params{'hash'};
1337 delete $params{'hash_base'};
1338 } elsif (defined $params{'hash'}) {
1339 $href .= esc_path_info($params{'hash'});
1340 delete $params{'hash'};
1341 }
1343 # If the action was a snapshot, we can absorb the
1344 # snapshot_format parameter too
1345 if ($is_snapshot) {
1346 my $fmt = $params{'snapshot_format'};
1347 # snapshot_format should always be defined when href()
1348 # is called, but just in case some code forgets, we
1349 # fall back to the default
1350 $fmt ||= $snapshot_fmts[0];
1351 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1352 delete $params{'snapshot_format'};
1353 }
1354 }
1356 # now encode the parameters explicitly
1357 my @result = ();
1358 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1359 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1360 if (defined $params{$name}) {
1361 if (ref($params{$name}) eq "ARRAY") {
1362 foreach my $par (@{$params{$name}}) {
1363 push @result, $symbol . "=" . esc_param($par);
1364 }
1365 } else {
1366 push @result, $symbol . "=" . esc_param($params{$name});
1367 }
1368 }
1369 }
1370 $href .= "?" . join(';', @result) if scalar @result;
1372 # final transformation: trailing spaces must be escaped (URI-encoded)
1373 $href =~ s/(\s+)$/CGI::escape($1)/e;
1375 if ($params{-anchor}) {
1376 $href .= "#".esc_param($params{-anchor});
1377 }
1379 return $href;
1380 }
1383 ## ======================================================================
1384 ## validation, quoting/unquoting and escaping
1386 sub validate_action {
1387 my $input = shift || return undef;
1388 return undef unless exists $actions{$input};
1389 return $input;
1390 }
1392 sub validate_project {
1393 my $input = shift || return undef;
1394 if (!validate_pathname($input) ||
1395 !(-d "$projectroot/$input") ||
1396 !check_export_ok("$projectroot/$input") ||
1397 ($strict_export && !project_in_list($input))) {
1398 return undef;
1399 } else {
1400 return $input;
1401 }
1402 }
1404 sub validate_pathname {
1405 my $input = shift || return undef;
1407 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
1408 # at the beginning, at the end, and between slashes.
1409 # also this catches doubled slashes
1410 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1411 return undef;
1412 }
1413 # no null characters
1414 if ($input =~ m!\0!) {
1415 return undef;
1416 }
1417 return $input;
1418 }
1420 sub validate_refname {
1421 my $input = shift || return undef;
1423 # textual hashes are O.K.
1424 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
1425 return $input;
1426 }
1427 # it must be correct pathname
1428 $input = validate_pathname($input)
1429 or return undef;
1430 # restrictions on ref name according to git-check-ref-format
1431 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1432 return undef;
1433 }
1434 return $input;
1435 }
1437 # decode sequences of octets in utf8 into Perl's internal form,
1438 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1439 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1440 sub to_utf8 {
1441 my $str = shift;
1442 return undef unless defined $str;
1443 if (utf8::valid($str)) {
1444 utf8::decode($str);
1445 return $str;
1446 } else {
1447 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1448 }
1449 }
1451 # quote unsafe chars, but keep the slash, even when it's not
1452 # correct, but quoted slashes look too horrible in bookmarks
1453 sub esc_param {
1454 my $str = shift;
1455 return undef unless defined $str;
1456 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1457 $str =~ s/ /\+/g;
1458 return $str;
1459 }
1461 # the quoting rules for path_info fragment are slightly different
1462 sub esc_path_info {
1463 my $str = shift;
1464 return undef unless defined $str;
1466 # path_info doesn't treat '+' as space (specially), but '?' must be escaped
1467 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg;
1469 return $str;
1470 }
1472 # quote unsafe chars in whole URL, so some characters cannot be quoted
1473 sub esc_url {
1474 my $str = shift;
1475 return undef unless defined $str;
1476 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1477 $str =~ s/ /\+/g;
1478 return $str;
1479 }
1481 # quote unsafe characters in HTML attributes
1482 sub esc_attr {
1484 # for XHTML conformance escaping '"' to '"' is not enough
1485 return esc_html(@_);
1486 }
1488 # replace invalid utf8 character with SUBSTITUTION sequence
1489 sub esc_html {
1490 my $str = shift;
1491 my %opts = @_;
1493 return undef unless defined $str;
1495 $str = to_utf8($str);
1496 $str = $cgi->escapeHTML($str);
1497 if ($opts{'-nbsp'}) {
1498 $str =~ s/ / /g;
1499 }
1500 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1501 return $str;
1502 }
1504 # quote control characters and escape filename to HTML
1505 sub esc_path {
1506 my $str = shift;
1507 my %opts = @_;
1509 return undef unless defined $str;
1511 $str = to_utf8($str);
1512 $str = $cgi->escapeHTML($str);
1513 if ($opts{'-nbsp'}) {
1514 $str =~ s/ / /g;
1515 }
1516 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1517 return $str;
1518 }
1520 # Make control characters "printable", using character escape codes (CEC)
1521 sub quot_cec {
1522 my $cntrl = shift;
1523 my %opts = @_;
1524 my %es = ( # character escape codes, aka escape sequences
1525 "\t" => '\t', # tab (HT)
1526 "\n" => '\n', # line feed (LF)
1527 "\r" => '\r', # carrige return (CR)
1528 "\f" => '\f', # form feed (FF)
1529 "\b" => '\b', # backspace (BS)
1530 "\a" => '\a', # alarm (bell) (BEL)
1531 "\e" => '\e', # escape (ESC)
1532 "\013" => '\v', # vertical tab (VT)
1533 "\000" => '\0', # nul character (NUL)
1534 );
1535 my $chr = ( (exists $es{$cntrl})
1536 ? $es{$cntrl}
1537 : sprintf('\%2x', ord($cntrl)) );
1538 if ($opts{-nohtml}) {
1539 return $chr;
1540 } else {
1541 return "<span class=\"cntrl\">$chr</span>";
1542 }
1543 }
1545 # Alternatively use unicode control pictures codepoints,
1546 # Unicode "printable representation" (PR)
1547 sub quot_upr {
1548 my $cntrl = shift;
1549 my %opts = @_;
1551 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1552 if ($opts{-nohtml}) {
1553 return $chr;
1554 } else {
1555 return "<span class=\"cntrl\">$chr</span>";
1556 }
1557 }
1559 # git may return quoted and escaped filenames
1560 sub unquote {
1561 my $str = shift;
1563 sub unq {
1564 my $seq = shift;
1565 my %es = ( # character escape codes, aka escape sequences
1566 't' => "\t", # tab (HT, TAB)
1567 'n' => "\n", # newline (NL)
1568 'r' => "\r", # return (CR)
1569 'f' => "\f", # form feed (FF)
1570 'b' => "\b", # backspace (BS)
1571 'a' => "\a", # alarm (bell) (BEL)
1572 'e' => "\e", # escape (ESC)
1573 'v' => "\013", # vertical tab (VT)
1574 );
1576 if ($seq =~ m/^[0-7]{1,3}$/) {
1577 # octal char sequence
1578 return chr(oct($seq));
1579 } elsif (exists $es{$seq}) {
1580 # C escape sequence, aka character escape code
1581 return $es{$seq};
1582 }
1583 # quoted ordinary character
1584 return $seq;
1585 }
1587 if ($str =~ m/^"(.*)"$/) {
1588 # needs unquoting
1589 $str = $1;
1590 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1591 }
1592 return $str;
1593 }
1595 # escape tabs (convert tabs to spaces)
1596 sub untabify {
1597 my $line = shift;
1599 while ((my $pos = index($line, "\t")) != -1) {
1600 if (my $count = (8 - ($pos % 8))) {
1601 my $spaces = ' ' x $count;
1602 $line =~ s/\t/$spaces/;
1603 }
1604 }
1606 return $line;
1607 }
1609 sub project_in_list {
1610 my $project = shift;
1611 my @list = git_get_projects_list();
1612 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1613 }
1615 ## ----------------------------------------------------------------------
1616 ## HTML aware string manipulation
1618 # Try to chop given string on a word boundary between position
1619 # $len and $len+$add_len. If there is no word boundary there,
1620 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1621 # (marking chopped part) would be longer than given string.
1622 sub chop_str {
1623 my $str = shift;
1624 my $len = shift;
1625 my $add_len = shift || 10;
1626 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1628 # Make sure perl knows it is utf8 encoded so we don't
1629 # cut in the middle of a utf8 multibyte char.
1630 $str = to_utf8($str);
1632 # allow only $len chars, but don't cut a word if it would fit in $add_len
1633 # if it doesn't fit, cut it if it's still longer than the dots we would add
1634 # remove chopped character entities entirely
1636 # when chopping in the middle, distribute $len into left and right part
1637 # return early if chopping wouldn't make string shorter
1638 if ($where eq 'center') {
1639 return $str if ($len + 5 >= length($str)); # filler is length 5
1640 $len = int($len/2);
1641 } else {
1642 return $str if ($len + 4 >= length($str)); # filler is length 4
1643 }
1645 # regexps: ending and beginning with word part up to $add_len
1646 my $endre = qr/.{$len}\w{0,$add_len}/;
1647 my $begre = qr/\w{0,$add_len}.{$len}/;
1649 if ($where eq 'left') {
1650 $str =~ m/^(.*?)($begre)$/;
1651 my ($lead, $body) = ($1, $2);
1652 if (length($lead) > 4) {
1653 $lead = " ...";
1654 }
1655 return "$lead$body";
1657 } elsif ($where eq 'center') {
1658 $str =~ m/^($endre)(.*)$/;
1659 my ($left, $str) = ($1, $2);
1660 $str =~ m/^(.*?)($begre)$/;
1661 my ($mid, $right) = ($1, $2);
1662 if (length($mid) > 5) {
1663 $mid = " ... ";
1664 }
1665 return "$left$mid$right";
1667 } else {
1668 $str =~ m/^($endre)(.*)$/;
1669 my $body = $1;
1670 my $tail = $2;
1671 if (length($tail) > 4) {
1672 $tail = "... ";
1673 }
1674 return "$body$tail";
1675 }
1676 }
1678 # takes the same arguments as chop_str, but also wraps a <span> around the
1679 # result with a title attribute if it does get chopped. Additionally, the
1680 # string is HTML-escaped.
1681 sub chop_and_escape_str {
1682 my ($str) = @_;
1684 my $chopped = chop_str(@_);
1685 if ($chopped eq $str) {
1686 return esc_html($chopped);
1687 } else {
1688 $str =~ s/[[:cntrl:]]/?/g;
1689 return $cgi->span({-title=>$str}, esc_html($chopped));
1690 }
1691 }
1693 ## ----------------------------------------------------------------------
1694 ## functions returning short strings
1696 # CSS class for given age value (in seconds)
1697 sub age_class {
1698 my $age = shift;
1700 if (!defined $age) {
1701 return "noage";
1702 } elsif ($age < 60*60*2) {
1703 return "age0";
1704 } elsif ($age < 60*60*24*2) {
1705 return "age1";
1706 } else {
1707 return "age2";
1708 }
1709 }
1711 # convert age in seconds to "nn units ago" string
1712 sub age_string {
1713 my $age = shift;
1714 my $age_str;
1716 if ($age > 60*60*24*365*2) {
1717 $age_str = (int $age/60/60/24/365);
1718 $age_str .= " years ago";
1719 } elsif ($age > 60*60*24*(365/12)*2) {
1720 $age_str = int $age/60/60/24/(365/12);
1721 $age_str .= " months ago";
1722 } elsif ($age > 60*60*24*7*2) {
1723 $age_str = int $age/60/60/24/7;
1724 $age_str .= " weeks ago";
1725 } elsif ($age > 60*60*24*2) {
1726 $age_str = int $age/60/60/24;
1727 $age_str .= " days ago";
1728 } elsif ($age > 60*60*2) {
1729 $age_str = int $age/60/60;
1730 $age_str .= " hours ago";
1731 } elsif ($age > 60*2) {
1732 $age_str = int $age/60;
1733 $age_str .= " min ago";
1734 } elsif ($age > 2) {
1735 $age_str = int $age;
1736 $age_str .= " sec ago";
1737 } else {
1738 $age_str .= " right now";
1739 }
1740 return $age_str;
1741 }
1743 use constant {
1744 S_IFINVALID => 0030000,
1745 S_IFGITLINK => 0160000,
1746 };
1748 # submodule/subproject, a commit object reference
1749 sub S_ISGITLINK {
1750 my $mode = shift;
1752 return (($mode & S_IFMT) == S_IFGITLINK)
1753 }
1755 # convert file mode in octal to symbolic file mode string
1756 sub mode_str {
1757 my $mode = oct shift;
1759 if (S_ISGITLINK($mode)) {
1760 return 'm---------';
1761 } elsif (S_ISDIR($mode & S_IFMT)) {
1762 return 'drwxr-xr-x';
1763 } elsif (S_ISLNK($mode)) {
1764 return 'lrwxrwxrwx';
1765 } elsif (S_ISREG($mode)) {
1766 # git cares only about the executable bit
1767 if ($mode & S_IXUSR) {
1768 return '-rwxr-xr-x';
1769 } else {
1770 return '-rw-r--r--';
1771 };
1772 } else {
1773 return '----------';
1774 }
1775 }
1777 # convert file mode in octal to file type string
1778 sub file_type {
1779 my $mode = shift;
1781 if ($mode !~ m/^[0-7]+$/) {
1782 return $mode;
1783 } else {
1784 $mode = oct $mode;
1785 }
1787 if (S_ISGITLINK($mode)) {
1788 return "submodule";
1789 } elsif (S_ISDIR($mode & S_IFMT)) {
1790 return "directory";
1791 } elsif (S_ISLNK($mode)) {
1792 return "symlink";
1793 } elsif (S_ISREG($mode)) {
1794 return "file";
1795 } else {
1796 return "unknown";
1797 }
1798 }
1800 # convert file mode in octal to file type description string
1801 sub file_type_long {
1802 my $mode = shift;
1804 if ($mode !~ m/^[0-7]+$/) {
1805 return $mode;
1806 } else {
1807 $mode = oct $mode;
1808 }
1810 if (S_ISGITLINK($mode)) {
1811 return "submodule";
1812 } elsif (S_ISDIR($mode & S_IFMT)) {
1813 return "directory";
1814 } elsif (S_ISLNK($mode)) {
1815 return "symlink";
1816 } elsif (S_ISREG($mode)) {
1817 if ($mode & S_IXUSR) {
1818 return "executable";
1819 } else {
1820 return "file";
1821 };
1822 } else {
1823 return "unknown";
1824 }
1825 }
1828 ## ----------------------------------------------------------------------
1829 ## functions returning short HTML fragments, or transforming HTML fragments
1830 ## which don't belong to other sections
1832 # format line of commit message.
1833 sub format_log_line_html {
1834 my $line = shift;
1836 $line = esc_html($line, -nbsp=>1);
1837 $line =~ s{\b([0-9a-fA-F]{8,40})\b}{
1838 $cgi->a({-href => href(action=>"object", hash=>$1),
1839 -class => "text"}, $1);
1840 }eg;
1842 return $line;
1843 }
1845 # format marker of refs pointing to given object
1847 # the destination action is chosen based on object type and current context:
1848 # - for annotated tags, we choose the tag view unless it's the current view
1849 # already, in which case we go to shortlog view
1850 # - for other refs, we keep the current view if we're in history, shortlog or
1851 # log view, and select shortlog otherwise
1852 sub format_ref_marker {
1853 my ($refs, $id) = @_;
1854 my $markers = '';
1856 if (defined $refs->{$id}) {
1857 foreach my $ref (@{$refs->{$id}}) {
1858 # this code exploits the fact that non-lightweight tags are the
1859 # only indirect objects, and that they are the only objects for which
1860 # we want to use tag instead of shortlog as action
1861 my ($type, $name) = qw();
1862 my $indirect = ($ref =~ s/\^\{\}$//);
1863 # e.g. tags/v2.6.11 or heads/next
1864 if ($ref =~ m!^(.*?)s?/(.*)$!) {
1865 $type = $1;
1866 $name = $2;
1867 } else {
1868 $type = "ref";
1869 $name = $ref;
1870 }
1872 my $class = $type;
1873 $class .= " indirect" if $indirect;
1875 my $dest_action = "shortlog";
1877 if ($indirect) {
1878 $dest_action = "tag" unless $action eq "tag";
1879 } elsif ($action =~ /^(history|(short)?log)$/) {
1880 $dest_action = $action;
1881 }
1883 my $dest = "";
1884 $dest .= "refs/" unless $ref =~ m!^refs/!;
1885 $dest .= $ref;
1887 my $link = $cgi->a({
1888 -href => href(
1889 action=>$dest_action,
1890 hash=>$dest
1891 )}, $name);
1893 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
1894 $link . "</span>";
1895 }
1896 }
1898 if ($markers) {
1899 return ' <span class="refs">'. $markers . '</span>';
1900 } else {
1901 return "";
1902 }
1903 }
1905 # format, perhaps shortened and with markers, title line
1906 sub format_subject_html {
1907 my ($long, $short, $href, $extra) = @_;
1908 $extra = '' unless defined($extra);
1910 if (length($short) < length($long)) {
1911 $long =~ s/[[:cntrl:]]/?/g;
1912 return $cgi->a({-href => $href, -class => "list subject",
1913 -title => to_utf8($long)},
1914 esc_html($short)) . $extra;
1915 } else {
1916 return $cgi->a({-href => $href, -class => "list subject"},
1917 esc_html($long)) . $extra;
1918 }
1919 }
1921 # Rather than recomputing the url for an email multiple times, we cache it
1922 # after the first hit. This gives a visible benefit in views where the avatar
1923 # for the same email is used repeatedly (e.g. shortlog).
1924 # The cache is shared by all avatar engines (currently gravatar only), which
1925 # are free to use it as preferred. Since only one avatar engine is used for any
1926 # given page, there's no risk for cache conflicts.
1927 our %avatar_cache = ();
1929 # Compute the picon url for a given email, by using the picon search service over at
1930 # http://www.cs.indiana.edu/picons/search.html
1931 sub picon_url {
1932 my $email = lc shift;
1933 if (!$avatar_cache{$email}) {
1934 my ($user, $domain) = split('@', $email);
1935 $avatar_cache{$email} =
1936 "http://www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
1937 "$domain/$user/" .
1938 "users+domains+unknown/up/single";
1939 }
1940 return $avatar_cache{$email};
1941 }
1943 # Compute the gravatar url for a given email, if it's not in the cache already.
1944 # Gravatar stores only the part of the URL before the size, since that's the
1945 # one computationally more expensive. This also allows reuse of the cache for
1946 # different sizes (for this particular engine).
1947 sub gravatar_url {
1948 my $email = lc shift;
1949 my $size = shift;
1950 $avatar_cache{$email} ||=
1951 "http://www.gravatar.com/avatar/" .
1952 Digest::MD5::md5_hex($email) . "?s=";
1953 return $avatar_cache{$email} . $size;
1954 }
1956 # Insert an avatar for the given $email at the given $size if the feature
1957 # is enabled.
1958 sub git_get_avatar {
1959 my ($email, %opts) = @_;
1960 my $pre_white = ($opts{-pad_before} ? " " : "");
1961 my $post_white = ($opts{-pad_after} ? " " : "");
1962 $opts{-size} ||= 'default';
1963 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
1964 my $url = "";
1965 if ($git_avatar eq 'gravatar') {
1966 $url = gravatar_url($email, $size);
1967 } elsif ($git_avatar eq 'picon') {
1968 $url = picon_url($email);
1969 }
1970 # Other providers can be added by extending the if chain, defining $url
1971 # as needed. If no variant puts something in $url, we assume avatars
1972 # are completely disabled/unavailable.
1973 if ($url) {
1974 return $pre_white .
1975 "<img width=\"$size\" " .
1976 "class=\"avatar\" " .
1977 "src=\"".esc_url($url)."\" " .
1978 "alt=\"\" " .
1979 "/>" . $post_white;
1980 } else {
1981 return "";
1982 }
1983 }
1985 sub format_search_author {
1986 my ($author, $searchtype, $displaytext) = @_;
1987 my $have_search = gitweb_check_feature('search');
1989 if ($have_search) {
1990 my $performed = "";
1991 if ($searchtype eq 'author') {
1992 $performed = "authored";
1993 } elsif ($searchtype eq 'committer') {
1994 $performed = "committed";
1995 }
1997 return $cgi->a({-href => href(action=>"search", hash=>$hash,
1998 searchtext=>$author,
1999 searchtype=>$searchtype), class=>"list",
2000 title=>"Search for commits $performed by $author"},
2001 $displaytext);
2003 } else {
2004 return $displaytext;
2005 }
2006 }
2008 # format the author name of the given commit with the given tag
2009 # the author name is chopped and escaped according to the other
2010 # optional parameters (see chop_str).
2011 sub format_author_html {
2012 my $tag = shift;
2013 my $co = shift;
2014 my $author = chop_and_escape_str($co->{'author_name'}, @_);
2015 return "<$tag class=\"author\">" .
2016 format_search_author($co->{'author_name'}, "author",
2017 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
2018 $author) .
2019 "</$tag>";
2020 }
2022 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
2023 sub format_git_diff_header_line {
2024 my $line = shift;
2025 my $diffinfo = shift;
2026 my ($from, $to) = @_;
2028 if ($diffinfo->{'nparents'}) {
2029 # combined diff
2030 $line =~ s!^(diff (.*?) )"?.*$!$1!;
2031 if ($to->{'href'}) {
2032 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2033 esc_path($to->{'file'}));
2034 } else { # file was deleted (no href)
2035 $line .= esc_path($to->{'file'});
2036 }
2037 } else {
2038 # "ordinary" diff
2039 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2040 if ($from->{'href'}) {
2041 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
2042 'a/' . esc_path($from->{'file'}));
2043 } else { # file was added (no href)
2044 $line .= 'a/' . esc_path($from->{'file'});
2045 }
2046 $line .= ' ';
2047 if ($to->{'href'}) {
2048 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2049 'b/' . esc_path($to->{'file'}));
2050 } else { # file was deleted
2051 $line .= 'b/' . esc_path($to->{'file'});
2052 }
2053 }
2055 return "<div class=\"diff header\">$line</div>\n";
2056 }
2058 # format extended diff header line, before patch itself
2059 sub format_extended_diff_header_line {
2060 my $line = shift;
2061 my $diffinfo = shift;
2062 my ($from, $to) = @_;
2064 # match <path>
2065 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
2066 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2067 esc_path($from->{'file'}));
2068 }
2069 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
2070 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2071 esc_path($to->{'file'}));
2072 }
2073 # match single <mode>
2074 if ($line =~ m/\s(\d{6})$/) {
2075 $line .= '<span class="info"> (' .
2076 file_type_long($1) .
2077 ')</span>';
2078 }
2079 # match <hash>
2080 if ($line =~ m/^index [0-9a-fA-F]{40},[0-9a-fA-F]{40}/) {
2081 # can match only for combined diff
2082 $line = 'index ';
2083 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2084 if ($from->{'href'}[$i]) {
2085 $line .= $cgi->a({-href=>$from->{'href'}[$i],
2086 -class=>"hash"},
2087 substr($diffinfo->{'from_id'}[$i],0,7));
2088 } else {
2089 $line .= '0' x 7;
2090 }
2091 # separator
2092 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
2093 }
2094 $line .= '..';
2095 if ($to->{'href'}) {
2096 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2097 substr($diffinfo->{'to_id'},0,7));
2098 } else {
2099 $line .= '0' x 7;
2100 }
2102 } elsif ($line =~ m/^index [0-9a-fA-F]{40}..[0-9a-fA-F]{40}/) {
2103 # can match only for ordinary diff
2104 my ($from_link, $to_link);
2105 if ($from->{'href'}) {
2106 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2107 substr($diffinfo->{'from_id'},0,7));
2108 } else {
2109 $from_link = '0' x 7;
2110 }
2111 if ($to->{'href'}) {
2112 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2113 substr($diffinfo->{'to_id'},0,7));
2114 } else {
2115 $to_link = '0' x 7;
2116 }
2117 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2118 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2119 }
2121 return $line . "<br/>\n";
2122 }
2124 # format from-file/to-file diff header
2125 sub format_diff_from_to_header {
2126 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2127 my $line;
2128 my $result = '';
2130 $line = $from_line;
2131 #assert($line =~ m/^---/) if DEBUG;
2132 # no extra formatting for "^--- /dev/null"
2133 if (! $diffinfo->{'nparents'}) {
2134 # ordinary (single parent) diff
2135 if ($line =~ m!^--- "?a/!) {
2136 if ($from->{'href'}) {
2137 $line = '--- a/' .
2138 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2139 esc_path($from->{'file'}));
2140 } else {
2141 $line = '--- a/' .
2142 esc_path($from->{'file'});
2143 }
2144 }
2145 $result .= qq!<div class="diff from_file">$line</div>\n!;
2147 } else {
2148 # combined diff (merge commit)
2149 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2150 if ($from->{'href'}[$i]) {
2151 $line = '--- ' .
2152 $cgi->a({-href=>href(action=>"blobdiff",
2153 hash_parent=>$diffinfo->{'from_id'}[$i],
2154 hash_parent_base=>$parents[$i],
2155 file_parent=>$from->{'file'}[$i],
2156 hash=>$diffinfo->{'to_id'},
2157 hash_base=>$hash,
2158 file_name=>$to->{'file'}),
2159 -class=>"path",
2160 -title=>"diff" . ($i+1)},
2161 $i+1) .
2162 '/' .
2163 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2164 esc_path($from->{'file'}[$i]));
2165 } else {
2166 $line = '--- /dev/null';
2167 }
2168 $result .= qq!<div class="diff from_file">$line</div>\n!;
2169 }
2170 }
2172 $line = $to_line;
2173 #assert($line =~ m/^\+\+\+/) if DEBUG;
2174 # no extra formatting for "^+++ /dev/null"
2175 if ($line =~ m!^\+\+\+ "?b/!) {
2176 if ($to->{'href'}) {
2177 $line = '+++ b/' .
2178 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2179 esc_path($to->{'file'}));
2180 } else {
2181 $line = '+++ b/' .
2182 esc_path($to->{'file'});
2183 }
2184 }
2185 $result .= qq!<div class="diff to_file">$line</div>\n!;
2187 return $result;
2188 }
2190 # create note for patch simplified by combined diff
2191 sub format_diff_cc_simplified {
2192 my ($diffinfo, @parents) = @_;
2193 my $result = '';
2195 $result .= "<div class=\"diff header\">" .
2196 "diff --cc ";
2197 if (!is_deleted($diffinfo)) {
2198 $result .= $cgi->a({-href => href(action=>"blob",
2199 hash_base=>$hash,
2200 hash=>$diffinfo->{'to_id'},
2201 file_name=>$diffinfo->{'to_file'}),
2202 -class => "path"},
2203 esc_path($diffinfo->{'to_file'}));
2204 } else {
2205 $result .= esc_path($diffinfo->{'to_file'});
2206 }
2207 $result .= "</div>\n" . # class="diff header"
2208 "<div class=\"diff nodifferences\">" .
2209 "Simple merge" .
2210 "</div>\n"; # class="diff nodifferences"
2212 return $result;
2213 }
2215 # format patch (diff) line (not to be used for diff headers)
2216 sub format_diff_line {
2217 my $line = shift;
2218 my ($from, $to) = @_;
2219 my $diff_class = "";
2221 chomp $line;
2223 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2224 # combined diff
2225 my $prefix = substr($line, 0, scalar @{$from->{'href'}});
2226 if ($line =~ m/^\@{3}/) {
2227 $diff_class = " chunk_header";
2228 } elsif ($line =~ m/^\\/) {
2229 $diff_class = " incomplete";
2230 } elsif ($prefix =~ tr/+/+/) {
2231 $diff_class = " add";
2232 } elsif ($prefix =~ tr/-/-/) {
2233 $diff_class = " rem";
2234 }
2235 } else {
2236 # assume ordinary diff
2237 my $char = substr($line, 0, 1);
2238 if ($char eq '+') {
2239 $diff_class = " add";
2240 } elsif ($char eq '-') {
2241 $diff_class = " rem";
2242 } elsif ($char eq '@') {
2243 $diff_class = " chunk_header";
2244 } elsif ($char eq "\\") {
2245 $diff_class = " incomplete";
2246 }
2247 }
2248 $line = untabify($line);
2249 if ($from && $to && $line =~ m/^\@{2} /) {
2250 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2251 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2253 $from_lines = 0 unless defined $from_lines;
2254 $to_lines = 0 unless defined $to_lines;
2256 if ($from->{'href'}) {
2257 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2258 -class=>"list"}, $from_text);
2259 }
2260 if ($to->{'href'}) {
2261 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2262 -class=>"list"}, $to_text);
2263 }
2264 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2265 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2266 return "<div class=\"diff$diff_class\">$line</div>\n";
2267 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2268 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2269 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2271 @from_text = split(' ', $ranges);
2272 for (my $i = 0; $i < @from_text; ++$i) {
2273 ($from_start[$i], $from_nlines[$i]) =
2274 (split(',', substr($from_text[$i], 1)), 0);
2275 }
2277 $to_text = pop @from_text;
2278 $to_start = pop @from_start;
2279 $to_nlines = pop @from_nlines;
2281 $line = "<span class=\"chunk_info\">$prefix ";
2282 for (my $i = 0; $i < @from_text; ++$i) {
2283 if ($from->{'href'}[$i]) {
2284 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2285 -class=>"list"}, $from_text[$i]);
2286 } else {
2287 $line .= $from_text[$i];
2288 }
2289 $line .= " ";
2290 }
2291 if ($to->{'href'}) {
2292 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2293 -class=>"list"}, $to_text);
2294 } else {
2295 $line .= $to_text;
2296 }
2297 $line .= " $prefix</span>" .
2298 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2299 return "<div class=\"diff$diff_class\">$line</div>\n";
2300 }
2301 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
2302 }
2304 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2305 # linked. Pass the hash of the tree/commit to snapshot.
2306 sub format_snapshot_links {
2307 my ($hash) = @_;
2308 my $num_fmts = @snapshot_fmts;
2309 if ($num_fmts > 1) {
2310 # A parenthesized list of links bearing format names.
2311 # e.g. "snapshot (_tar.gz_ _zip_)"
2312 return "snapshot (" . join(' ', map
2313 $cgi->a({
2314 -href => href(
2315 action=>"snapshot",
2316 hash=>$hash,
2317 snapshot_format=>$_
2318 )
2319 }, $known_snapshot_formats{$_}{'display'})
2320 , @snapshot_fmts) . ")";
2321 } elsif ($num_fmts == 1) {
2322 # A single "snapshot" link whose tooltip bears the format name.
2323 # i.e. "_snapshot_"
2324 my ($fmt) = @snapshot_fmts;
2325 return
2326 $cgi->a({
2327 -href => href(
2328 action=>"snapshot",
2329 hash=>$hash,
2330 snapshot_format=>$fmt
2331 ),
2332 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2333 }, "snapshot");
2334 } else { # $num_fmts == 0
2335 return undef;
2336 }
2337 }
2339 ## ......................................................................
2340 ## functions returning values to be passed, perhaps after some
2341 ## transformation, to other functions; e.g. returning arguments to href()
2343 # returns hash to be passed to href to generate gitweb URL
2344 # in -title key it returns description of link
2345 sub get_feed_info {
2346 my $format = shift || 'Atom';
2347 my %res = (action => lc($format));
2349 # feed links are possible only for project views
2350 return unless (defined $project);
2351 # some views should link to OPML, or to generic project feed,
2352 # or don't have specific feed yet (so they should use generic)
2353 return if ($action =~ /^(?:tags|heads|forks|tag|search)$/x);
2355 my $branch;
2356 # branches refs uses 'refs/heads/' prefix (fullname) to differentiate
2357 # from tag links; this also makes possible to detect branch links
2358 if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) ||
2359 (defined $hash && $hash =~ m!^refs/heads/(.*)$!)) {
2360 $branch = $1;
2361 }
2362 # find log type for feed description (title)
2363 my $type = 'log';
2364 if (defined $file_name) {
2365 $type = "history of $file_name";
2366 $type .= "/" if ($action eq 'tree');
2367 $type .= " on '$branch'" if (defined $branch);
2368 } else {
2369 $type = "log of $branch" if (defined $branch);
2370 }
2372 $res{-title} = $type;
2373 $res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
2374 $res{'file_name'} = $file_name;
2376 return %res;
2377 }
2379 ## ----------------------------------------------------------------------
2380 ## git utility subroutines, invoking git commands
2382 # returns path to the core git executable and the --git-dir parameter as list
2383 sub git_cmd {
2384 $number_of_git_cmds++;
2385 return $GIT, '--git-dir='.$git_dir;
2386 }
2388 # quote the given arguments for passing them to the shell
2389 # quote_command("command", "arg 1", "arg with ' and ! characters")
2390 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2391 # Try to avoid using this function wherever possible.
2392 sub quote_command {
2393 return join(' ',
2394 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2395 }
2397 # get HEAD ref of given project as hash
2398 sub git_get_head_hash {
2399 return git_get_full_hash(shift, 'HEAD');
2400 }
2402 sub git_get_full_hash {
2403 return git_get_hash(@_);
2404 }
2406 sub git_get_short_hash {
2407 return git_get_hash(@_, '--short=7');
2408 }
2410 sub git_get_hash {
2411 my ($project, $hash, @options) = @_;
2412 my $o_git_dir = $git_dir;
2413 my $retval = undef;
2414 $git_dir = "$projectroot/$project";
2415 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2416 '--verify', '-q', @options, $hash) {
2417 $retval = <$fd>;
2418 chomp $retval if defined $retval;
2419 close $fd;
2420 }
2421 if (defined $o_git_dir) {
2422 $git_dir = $o_git_dir;
2423 }
2424 return $retval;
2425 }
2427 # get type of given object
2428 sub git_get_type {
2429 my $hash = shift;
2431 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2432 my $type = <$fd>;
2433 close $fd or return;
2434 chomp $type;
2435 return $type;
2436 }
2438 # repository configuration
2439 our $config_file = '';
2440 our %config;
2442 # store multiple values for single key as anonymous array reference
2443 # single values stored directly in the hash, not as [ <value> ]
2444 sub hash_set_multi {
2445 my ($hash, $key, $value) = @_;
2447 if (!exists $hash->{$key}) {
2448 $hash->{$key} = $value;
2449 } elsif (!ref $hash->{$key}) {
2450 $hash->{$key} = [ $hash->{$key}, $value ];
2451 } else {
2452 push @{$hash->{$key}}, $value;
2453 }
2454 }
2456 # return hash of git project configuration
2457 # optionally limited to some section, e.g. 'gitweb'
2458 sub git_parse_project_config {
2459 my $section_regexp = shift;
2460 my %config;
2462 local $/ = "\0";
2464 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2465 or return;
2467 while (my $keyval = <$fh>) {
2468 chomp $keyval;
2469 my ($key, $value) = split(/\n/, $keyval, 2);
2471 hash_set_multi(\%config, $key, $value)
2472 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2473 }
2474 close $fh;
2476 return %config;
2477 }
2479 # convert config value to boolean: 'true' or 'false'
2480 # no value, number > 0, 'true' and 'yes' values are true
2481 # rest of values are treated as false (never as error)
2482 sub config_to_bool {
2483 my $val = shift;
2485 return 1 if !defined $val; # section.key
2487 # strip leading and trailing whitespace
2488 $val =~ s/^\s+//;
2489 $val =~ s/\s+$//;
2491 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2492 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2493 }
2495 # convert config value to simple decimal number
2496 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2497 # to be multiplied by 1024, 1048576, or 1073741824
2498 sub config_to_int {
2499 my $val = shift;
2501 # strip leading and trailing whitespace
2502 $val =~ s/^\s+//;
2503 $val =~ s/\s+$//;
2505 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2506 $unit = lc($unit);
2507 # unknown unit is treated as 1
2508 return $num * ($unit eq 'g' ? 1073741824 :
2509 $unit eq 'm' ? 1048576 :
2510 $unit eq 'k' ? 1024 : 1);
2511 }
2512 return $val;
2513 }
2515 # convert config value to array reference, if needed
2516 sub config_to_multi {
2517 my $val = shift;
2519 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2520 }
2522 sub git_get_project_config {
2523 my ($key, $type) = @_;
2525 return unless defined $git_dir;
2527 # key sanity check
2528 return unless ($key);
2529 $key =~ s/^gitweb\.//;
2530 return if ($key =~ m/\W/);
2532 # type sanity check
2533 if (defined $type) {
2534 $type =~ s/^--//;
2535 $type = undef
2536 unless ($type eq 'bool' || $type eq 'int');
2537 }
2539 # get config
2540 if (!defined $config_file ||
2541 $config_file ne "$git_dir/config") {
2542 %config = git_parse_project_config('gitweb');
2543 $config_file = "$git_dir/config";
2544 }
2546 # check if config variable (key) exists
2547 return unless exists $config{"gitweb.$key"};
2549 # ensure given type
2550 if (!defined $type) {
2551 return $config{"gitweb.$key"};
2552 } elsif ($type eq 'bool') {
2553 # backward compatibility: 'git config --bool' returns true/false
2554 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2555 } elsif ($type eq 'int') {
2556 return config_to_int($config{"gitweb.$key"});
2557 }
2558 return $config{"gitweb.$key"};
2559 }
2561 # get hash of given path at given ref
2562 sub git_get_hash_by_path {
2563 my $base = shift;
2564 my $path = shift || return undef;
2565 my $type = shift;
2567 $path =~ s,/+$,,;
2569 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2570 or die_error(500, "Open git-ls-tree failed");
2571 my $line = <$fd>;
2572 close $fd or return undef;
2574 if (!defined $line) {
2575 # there is no tree or hash given by $path at $base
2576 return undef;
2577 }
2579 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2580 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
2581 if (defined $type && $type ne $2) {
2582 # type doesn't match
2583 return undef;
2584 }
2585 return $3;
2586 }
2588 # get path of entry with given hash at given tree-ish (ref)
2589 # used to get 'from' filename for combined diff (merge commit) for renames
2590 sub git_get_path_by_hash {
2591 my $base = shift || return;
2592 my $hash = shift || return;
2594 local $/ = "\0";
2596 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2597 or return undef;
2598 while (my $line = <$fd>) {
2599 chomp $line;
2601 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2602 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2603 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2604 close $fd;
2605 return $1;
2606 }
2607 }
2608 close $fd;
2609 return undef;
2610 }
2612 ## ......................................................................
2613 ## git utility functions, directly accessing git repository
2615 # get the value of config variable either from file named as the variable
2616 # itself in the repository ($GIT_DIR/$name file), or from gitweb.$name
2617 # configuration variable in the repository config file.
2618 sub git_get_file_or_project_config {
2619 my ($path, $name) = @_;
2621 $git_dir = "$projectroot/$path";
2622 open my $fd, '<', "$git_dir/$name"
2623 or return git_get_project_config($name);
2624 my $conf = <$fd>;
2625 close $fd;
2626 if (defined $conf) {
2627 chomp $conf;
2628 }
2629 return $conf;
2630 }
2632 sub git_get_project_description {
2633 my $path = shift;
2634 return git_get_file_or_project_config($path, 'description');
2635 }
2637 sub git_get_project_category {
2638 my $path = shift;
2639 return git_get_file_or_project_config($path, 'category');
2640 }
2643 # supported formats:
2644 # * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory)
2645 # - if its contents is a number, use it as tag weight,
2646 # - otherwise add a tag with weight 1
2647 # * $GIT_DIR/ctags file, each line is a tag (with weight 1)
2648 # the same value multiple times increases tag weight
2649 # * `gitweb.ctag' multi-valued repo config variable
2650 sub git_get_project_ctags {
2651 my $project = shift;
2652 my $ctags = {};
2654 $git_dir = "$projectroot/$project";
2655 if (opendir my $dh, "$git_dir/ctags") {
2656 my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh);
2657 foreach my $tagfile (@files) {
2658 open my $ct, '<', $tagfile
2659 or next;
2660 my $val = <$ct>;
2661 chomp $val if $val;
2662 close $ct;
2664 (my $ctag = $tagfile) =~ s#.*/##;
2665 if ($val =~ /^\d+$/) {
2666 $ctags->{$ctag} = $val;
2667 } else {
2668 $ctags->{$ctag} = 1;
2669 }
2670 }
2671 closedir $dh;
2673 } elsif (open my $fh, '<', "$git_dir/ctags") {
2674 while (my $line = <$fh>) {
2675 chomp $line;
2676 $ctags->{$line}++ if $line;
2677 }
2678 close $fh;
2680 } else {
2681 my $taglist = config_to_multi(git_get_project_config('ctag'));
2682 foreach my $tag (@$taglist) {
2683 $ctags->{$tag}++;
2684 }
2685 }
2687 return $ctags;
2688 }
2690 # return hash, where keys are content tags ('ctags'),
2691 # and values are sum of weights of given tag in every project
2692 sub git_gather_all_ctags {
2693 my $projects = shift;
2694 my $ctags = {};
2696 foreach my $p (@$projects) {
2697 foreach my $ct (keys %{$p->{'ctags'}}) {
2698 $ctags->{$ct} += $p->{'ctags'}->{$ct};
2699 }
2700 }
2702 return $ctags;
2703 }
2705 sub git_populate_project_tagcloud {
2706 my $ctags = shift;
2708 # First, merge different-cased tags; tags vote on casing
2709 my %ctags_lc;
2710 foreach (keys %$ctags) {
2711 $ctags_lc{lc $_}->{count} += $ctags->{$_};
2712 if (not $ctags_lc{lc $_}->{topcount}
2713 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
2714 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
2715 $ctags_lc{lc $_}->{topname} = $_;
2716 }
2717 }
2719 my $cloud;
2720 my $matched = $cgi->param('by_tag');
2721 if (eval { require HTML::TagCloud; 1; }) {
2722 $cloud = HTML::TagCloud->new;
2723 foreach my $ctag (sort keys %ctags_lc) {
2724 # Pad the title with spaces so that the cloud looks
2725 # less crammed.
2726 my $title = esc_html($ctags_lc{$ctag}->{topname});
2727 $title =~ s/ / /g;
2728 $title =~ s/^/ /g;
2729 $title =~ s/$/ /g;
2730 if (defined $matched && $matched eq $ctag) {
2731 $title = qq(<span class="match">$title</span>);
2732 }
2733 $cloud->add($title, href(project=>undef, ctag=>$ctag),
2734 $ctags_lc{$ctag}->{count});
2735 }
2736 } else {
2737 $cloud = {};
2738 foreach my $ctag (keys %ctags_lc) {
2739 my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1);
2740 if (defined $matched && $matched eq $ctag) {
2741 $title = qq(<span class="match">$title</span>);
2742 }
2743 $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count};
2744 $cloud->{$ctag}{ctag} =
2745 $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title);
2746 }
2747 }
2748 return $cloud;
2749 }
2751 sub git_show_project_tagcloud {
2752 my ($cloud, $count) = @_;
2753 if (ref $cloud eq 'HTML::TagCloud') {
2754 return $cloud->html_and_css($count);
2755 } else {
2756 my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud;
2757 return
2758 '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' .
2759 join (', ', map {
2760 $cloud->{$_}->{'ctag'}
2761 } splice(@tags, 0, $count)) .
2762 '</div>';
2763 }
2764 }
2766 sub git_get_project_url_list {
2767 my $path = shift;
2769 $git_dir = "$projectroot/$path";
2770 open my $fd, '<', "$git_dir/cloneurl"
2771 or return wantarray ?
2772 @{ config_to_multi(git_get_project_config('url')) } :
2773 config_to_multi(git_get_project_config('url'));
2774 my @git_project_url_list = map { chomp; $_ } <$fd>;
2775 close $fd;
2777 return wantarray ? @git_project_url_list : \@git_project_url_list;
2778 }
2780 sub git_get_projects_list {
2781 my $filter = shift || '';
2782 my @list;
2784 $filter =~ s/\.git$//;
2786 if (-d $projects_list) {
2787 # search in directory
2788 my $dir = $projects_list;
2789 # remove the trailing "/"
2790 $dir =~ s!/+$!!;
2791 my $pfxlen = length("$projects_list");
2792 my $pfxdepth = ($projects_list =~ tr!/!!);
2793 # when filtering, search only given subdirectory
2794 if ($filter) {
2795 $dir .= "/$filter";
2796 $dir =~ s!/+$!!;
2797 }
2799 File::Find::find({
2800 follow_fast => 1, # follow symbolic links
2801 follow_skip => 2, # ignore duplicates
2802 dangling_symlinks => 0, # ignore dangling symlinks, silently
2803 wanted => sub {
2804 # global variables
2805 our $project_maxdepth;
2806 our $projectroot;
2807 # skip project-list toplevel, if we get it.
2808 return if (m!^[/.]$!);
2809 # only directories can be git repositories
2810 return unless (-d $_);
2811 # don't traverse too deep (Find is super slow on os x)
2812 # $project_maxdepth excludes depth of $projectroot
2813 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
2814 $File::Find::prune = 1;
2815 return;
2816 }
2818 my $path = substr($File::Find::name, $pfxlen + 1);
2819 # we check related file in $projectroot
2820 if (check_export_ok("$projectroot/$path")) {
2821 push @list, { path => $path };
2822 $File::Find::prune = 1;
2823 }
2824 },
2825 }, "$dir");
2827 } elsif (-f $projects_list) {
2828 # read from file(url-encoded):
2829 # 'git%2Fgit.git Linus+Torvalds'
2830 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2831 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2832 open my $fd, '<', $projects_list or return;
2833 PROJECT:
2834 while (my $line = <$fd>) {
2835 chomp $line;
2836 my ($path, $owner) = split ' ', $line;
2837 $path = unescape($path);
2838 $owner = unescape($owner);
2839 if (!defined $path) {
2840 next;
2841 }
2842 # if $filter is rpovided, check if $path begins with $filter
2843 if ($filter && $path !~ m!^\Q$filter\E/!) {
2844 next;
2845 }
2846 if (check_export_ok("$projectroot/$path")) {
2847 my $pr = {
2848 path => $path,
2849 owner => to_utf8($owner),
2850 };
2851 push @list, $pr;
2852 }
2853 }
2854 close $fd;
2855 }
2856 return @list;
2857 }
2859 # written with help of Tree::Trie module (Perl Artistic License, GPL compatibile)
2860 # as side effects it sets 'forks' field to list of forks for forked projects
2861 sub filter_forks_from_projects_list {
2862 my $projects = shift;
2864 my %trie; # prefix tree of directories (path components)
2865 # generate trie out of those directories that might contain forks
2866 foreach my $pr (@$projects) {
2867 my $path = $pr->{'path'};
2868 $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory
2869 next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git'
2870 next unless ($path); # skip '.git' repository: tests, git-instaweb
2871 next unless (-d $path); # containing directory exists
2872 $pr->{'forks'} = []; # there can be 0 or more forks of project
2874 # add to trie
2875 my @dirs = split('/', $path);
2876 # walk the trie, until either runs out of components or out of trie
2877 my $ref = \%trie;
2878 while (scalar @dirs &&
2879 exists($ref->{$dirs[0]})) {
2880 $ref = $ref->{shift @dirs};
2881 }
2882 # create rest of trie structure from rest of components
2883 foreach my $dir (@dirs) {
2884 $ref = $ref->{$dir} = {};
2885 }
2886 # create end marker, store $pr as a data
2887 $ref->{''} = $pr if (!exists $ref->{''});
2888 }
2890 # filter out forks, by finding shortest prefix match for paths
2891 my @filtered;
2892 PROJECT:
2893 foreach my $pr (@$projects) {
2894 # trie lookup
2895 my $ref = \%trie;
2896 DIR:
2897 foreach my $dir (split('/', $pr->{'path'})) {
2898 if (exists $ref->{''}) {
2899 # found [shortest] prefix, is a fork - skip it
2900 push @{$ref->{''}{'forks'}}, $pr;
2901 next PROJECT;
2902 }
2903 if (!exists $ref->{$dir}) {
2904 # not in trie, cannot have prefix, not a fork
2905 push @filtered, $pr;
2906 next PROJECT;
2907 }
2908 # If the dir is there, we just walk one step down the trie.
2909 $ref = $ref->{$dir};
2910 }
2911 # we ran out of trie
2912 # (shouldn't happen: it's either no match, or end marker)
2913 push @filtered, $pr;
2914 }
2916 return @filtered;
2917 }
2919 # note: fill_project_list_info must be run first,
2920 # for 'descr_long' and 'ctags' to be filled
2921 sub search_projects_list {
2922 my ($projlist, %opts) = @_;
2923 my $tagfilter = $opts{'tagfilter'};
2924 my $searchtext = $opts{'searchtext'};
2926 return @$projlist
2927 unless ($tagfilter || $searchtext);
2929 my @projects;
2930 PROJECT:
2931 foreach my $pr (@$projlist) {
2933 if ($tagfilter) {
2934 next unless ref($pr->{'ctags'}) eq 'HASH';
2935 next unless
2936 grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}};
2937 }
2939 if ($searchtext) {
2940 next unless
2941 $pr->{'path'} =~ /$searchtext/ ||
2942 $pr->{'descr_long'} =~ /$searchtext/;
2943 }
2945 push @projects, $pr;
2946 }
2948 return @projects;
2949 }
2951 our $gitweb_project_owner = undef;
2952 sub git_get_project_list_from_file {
2954 return if (defined $gitweb_project_owner);
2956 $gitweb_project_owner = {};
2957 # read from file (url-encoded):
2958 # 'git%2Fgit.git Linus+Torvalds'
2959 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2960 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2961 if (-f $projects_list) {
2962 open(my $fd, '<', $projects_list);
2963 while (my $line = <$fd>) {
2964 chomp $line;
2965 my ($pr, $ow) = split ' ', $line;
2966 $pr = unescape($pr);
2967 $ow = unescape($ow);
2968 $gitweb_project_owner->{$pr} = to_utf8($ow);
2969 }
2970 close $fd;
2971 }
2972 }
2974 sub git_get_project_owner {
2975 my $project = shift;
2976 my $owner;
2978 return undef unless $project;
2979 $git_dir = "$projectroot/$project";
2981 if (!defined $gitweb_project_owner) {
2982 git_get_project_list_from_file();
2983 }
2985 if (exists $gitweb_project_owner->{$project}) {
2986 $owner = $gitweb_project_owner->{$project};
2987 }
2988 if (!defined $owner){
2989 $owner = git_get_project_config('owner');
2990 }
2991 if (!defined $owner) {
2992 $owner = get_file_owner("$git_dir");
2993 }
2995 return $owner;
2996 }
2998 sub git_get_last_activity {
2999 my ($path) = @_;
3000 my $fd;
3002 $git_dir = "$projectroot/$path";
3003 open($fd, "-|", git_cmd(), 'for-each-ref',
3004 '--format=%(committer)',
3005 '--sort=-committerdate',
3006 '--count=1',
3007 'refs/heads') or return;
3008 my $most_recent = <$fd>;
3009 close $fd or return;
3010 if (defined $most_recent &&
3011 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
3012 my $timestamp = $1;
3013 my $age = time - $timestamp;
3014 return ($age, age_string($age));
3015 }
3016 return (undef, undef);
3017 }
3019 # Implementation note: when a single remote is wanted, we cannot use 'git
3020 # remote show -n' because that command always work (assuming it's a remote URL
3021 # if it's not defined), and we cannot use 'git remote show' because that would
3022 # try to make a network roundtrip. So the only way to find if that particular
3023 # remote is defined is to walk the list provided by 'git remote -v' and stop if
3024 # and when we find what we want.
3025 sub git_get_remotes_list {
3026 my $wanted = shift;
3027 my %remotes = ();
3029 open my $fd, '-|' , git_cmd(), 'remote', '-v';
3030 return unless $fd;
3031 while (my $remote = <$fd>) {
3032 chomp $remote;
3033 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!;
3034 next if $wanted and not $remote eq $wanted;
3035 my ($url, $key) = ($1, $2);
3037 $remotes{$remote} ||= { 'heads' => () };
3038 $remotes{$remote}{$key} = $url;
3039 }
3040 close $fd or return;
3041 return wantarray ? %remotes : \%remotes;
3042 }
3044 # Takes a hash of remotes as first parameter and fills it by adding the
3045 # available remote heads for each of the indicated remotes.
3046 sub fill_remote_heads {
3047 my $remotes = shift;
3048 my @heads = map { "remotes/$_" } keys %$remotes;
3049 my @remoteheads = git_get_heads_list(undef, @heads);
3050 foreach my $remote (keys %$remotes) {
3051 $remotes->{$remote}{'heads'} = [ grep {
3052 $_->{'name'} =~ s!^$remote/!!
3053 } @remoteheads ];
3054 }
3055 }
3057 sub git_get_references {
3058 my $type = shift || "";
3059 my %refs;
3060 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
3061 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
3062 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
3063 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
3064 or return;
3066 while (my $line = <$fd>) {
3067 chomp $line;
3068 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type.*)$!) {
3069 if (defined $refs{$1}) {
3070 push @{$refs{$1}}, $2;
3071 } else {
3072 $refs{$1} = [ $2 ];
3073 }
3074 }
3075 }
3076 close $fd or return;
3077 return \%refs;
3078 }
3080 sub git_get_rev_name_tags {
3081 my $hash = shift || return undef;
3083 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
3084 or return;
3085 my $name_rev = <$fd>;
3086 close $fd;
3088 if ($name_rev =~ m|^$hash tags/(.*)$|) {
3089 return $1;
3090 } else {
3091 # catches also '$hash undefined' output
3092 return undef;
3093 }
3094 }
3096 ## ----------------------------------------------------------------------
3097 ## parse to hash functions
3099 sub parse_date {
3100 my $epoch = shift;
3101 my $tz = shift || "-0000";
3103 my %date;
3104 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
3105 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
3106 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
3107 $date{'hour'} = $hour;
3108 $date{'minute'} = $min;
3109 $date{'mday'} = $mday;
3110 $date{'day'} = $days[$wday];
3111 $date{'month'} = $months[$mon];
3112 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
3113 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
3114 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
3115 $mday, $months[$mon], $hour ,$min;
3116 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
3117 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
3119 my ($tz_sign, $tz_hour, $tz_min) =
3120 ($tz =~ m/^([-+])(\d\d)(\d\d)$/);
3121 $tz_sign = ($tz_sign eq '-' ? -1 : +1);
3122 my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60);
3123 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
3124 $date{'hour_local'} = $hour;
3125 $date{'minute_local'} = $min;
3126 $date{'tz_local'} = $tz;
3127 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
3128 1900+$year, $mon+1, $mday,
3129 $hour, $min, $sec, $tz);
3130 return %date;
3131 }
3133 sub parse_tag {
3134 my $tag_id = shift;
3135 my %tag;
3136 my @comment;
3138 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
3139 $tag{'id'} = $tag_id;
3140 while (my $line = <$fd>) {
3141 chomp $line;
3142 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
3143 $tag{'object'} = $1;
3144 } elsif ($line =~ m/^type (.+)$/) {
3145 $tag{'type'} = $1;
3146 } elsif ($line =~ m/^tag (.+)$/) {
3147 $tag{'name'} = $1;
3148 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
3149 $tag{'author'} = $1;
3150 $tag{'author_epoch'} = $2;
3151 $tag{'author_tz'} = $3;
3152 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3153 $tag{'author_name'} = $1;
3154 $tag{'author_email'} = $2;
3155 } else {
3156 $tag{'author_name'} = $tag{'author'};
3157 }
3158 } elsif ($line =~ m/--BEGIN/) {
3159 push @comment, $line;
3160 last;
3161 } elsif ($line eq "") {
3162 last;
3163 }
3164 }
3165 push @comment, <$fd>;
3166 $tag{'comment'} = \@comment;
3167 close $fd or return;
3168 if (!defined $tag{'name'}) {
3169 return
3170 };
3171 return %tag
3172 }
3174 sub parse_commit_text {
3175 my ($commit_text, $withparents) = @_;
3176 my @commit_lines = split '\n', $commit_text;
3177 my %co;
3179 pop @commit_lines; # Remove '\0'
3181 if (! @commit_lines) {
3182 return;
3183 }
3185 my $header = shift @commit_lines;
3186 if ($header !~ m/^[0-9a-fA-F]{40}/) {
3187 return;
3188 }
3189 ($co{'id'}, my @parents) = split ' ', $header;
3190 while (my $line = shift @commit_lines) {
3191 last if $line eq "\n";
3192 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
3193 $co{'tree'} = $1;
3194 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
3195 push @parents, $1;
3196 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
3197 $co{'author'} = to_utf8($1);
3198 $co{'author_epoch'} = $2;
3199 $co{'author_tz'} = $3;
3200 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3201 $co{'author_name'} = $1;
3202 $co{'author_email'} = $2;
3203 } else {
3204 $co{'author_name'} = $co{'author'};
3205 }
3206 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
3207 $co{'committer'} = to_utf8($1);
3208 $co{'committer_epoch'} = $2;
3209 $co{'committer_tz'} = $3;
3210 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
3211 $co{'committer_name'} = $1;
3212 $co{'committer_email'} = $2;
3213 } else {
3214 $co{'committer_name'} = $co{'committer'};
3215 }
3216 }
3217 }
3218 if (!defined $co{'tree'}) {
3219 return;
3220 };
3221 $co{'parents'} = \@parents;
3222 $co{'parent'} = $parents[0];
3224 foreach my $title (@commit_lines) {
3225 $title =~ s/^ //;
3226 if ($title ne "") {
3227 $co{'title'} = chop_str($title, 80, 5);
3228 # remove leading stuff of merges to make the interesting part visible
3229 if (length($title) > 50) {
3230 $title =~ s/^Automatic //;
3231 $title =~ s/^merge (of|with) /Merge ... /i;
3232 if (length($title) > 50) {
3233 $title =~ s/(http|rsync):\/\///;
3234 }
3235 if (length($title) > 50) {
3236 $title =~ s/(master|www|rsync)\.//;
3237 }
3238 if (length($title) > 50) {
3239 $title =~ s/kernel.org:?//;
3240 }
3241 if (length($title) > 50) {
3242 $title =~ s/\/pub\/scm//;
3243 }
3244 }
3245 $co{'title_short'} = chop_str($title, 50, 5);
3246 last;
3247 }
3248 }
3249 if (! defined $co{'title'} || $co{'title'} eq "") {
3250 $co{'title'} = $co{'title_short'} = '(no commit message)';
3251 }
3252 # remove added spaces
3253 foreach my $line (@commit_lines) {
3254 $line =~ s/^ //;
3255 }
3256 $co{'comment'} = \@commit_lines;
3258 my $age = time - $co{'committer_epoch'};
3259 $co{'age'} = $age;
3260 $co{'age_string'} = age_string($age);
3261 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
3262 if ($age > 60*60*24*7*2) {
3263 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3264 $co{'age_string_age'} = $co{'age_string'};
3265 } else {
3266 $co{'age_string_date'} = $co{'age_string'};
3267 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3268 }
3269 return %co;
3270 }
3272 sub parse_commit {
3273 my ($commit_id) = @_;
3274 my %co;
3276 local $/ = "\0";
3278 open my $fd, "-|", git_cmd(), "rev-list",
3279 "--parents",
3280 "--header",
3281 "--max-count=1",
3282 $commit_id,
3283 "--",
3284 or die_error(500, "Open git-rev-list failed");
3285 %co = parse_commit_text(<$fd>, 1);
3286 close $fd;
3288 return %co;
3289 }
3291 sub parse_commits {
3292 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3293 my @cos;
3295 $maxcount ||= 1;
3296 $skip ||= 0;
3298 local $/ = "\0";
3300 open my $fd, "-|", git_cmd(), "rev-list",
3301 "--header",
3302 @args,
3303 ("--max-count=" . $maxcount),
3304 ("--skip=" . $skip),
3305 @extra_options,
3306 $commit_id,
3307 "--",
3308 ($filename ? ($filename) : ())
3309 or die_error(500, "Open git-rev-list failed");
3310 while (my $line = <$fd>) {
3311 my %co = parse_commit_text($line);
3312 push @cos, \%co;
3313 }
3314 close $fd;
3316 return wantarray ? @cos : \@cos;
3317 }
3319 # parse line of git-diff-tree "raw" output
3320 sub parse_difftree_raw_line {
3321 my $line = shift;
3322 my %res;
3324 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3325 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3326 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
3327 $res{'from_mode'} = $1;
3328 $res{'to_mode'} = $2;
3329 $res{'from_id'} = $3;
3330 $res{'to_id'} = $4;
3331 $res{'status'} = $5;
3332 $res{'similarity'} = $6;
3333 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3334 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3335 } else {
3336 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3337 }
3338 }
3339 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3340 # combined diff (for merge commit)
3341 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:[0-9a-fA-F]{40} )+)([a-zA-Z]+)\t(.*)$//) {
3342 $res{'nparents'} = length($1);
3343 $res{'from_mode'} = [ split(' ', $2) ];
3344 $res{'to_mode'} = pop @{$res{'from_mode'}};
3345 $res{'from_id'} = [ split(' ', $3) ];
3346 $res{'to_id'} = pop @{$res{'from_id'}};
3347 $res{'status'} = [ split('', $4) ];
3348 $res{'to_file'} = unquote($5);
3349 }
3350 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3351 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
3352 $res{'commit'} = $1;
3353 }
3355 return wantarray ? %res : \%res;
3356 }
3358 # wrapper: return parsed line of git-diff-tree "raw" output
3359 # (the argument might be raw line, or parsed info)
3360 sub parsed_difftree_line {
3361 my $line_or_ref = shift;
3363 if (ref($line_or_ref) eq "HASH") {
3364 # pre-parsed (or generated by hand)
3365 return $line_or_ref;
3366 } else {
3367 return parse_difftree_raw_line($line_or_ref);
3368 }
3369 }
3371 # parse line of git-ls-tree output
3372 sub parse_ls_tree_line {
3373 my $line = shift;
3374 my %opts = @_;
3375 my %res;
3377 if ($opts{'-l'}) {
3378 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3379 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40}) +(-|[0-9]+)\t(.+)$/s;
3381 $res{'mode'} = $1;
3382 $res{'type'} = $2;
3383 $res{'hash'} = $3;
3384 $res{'size'} = $4;
3385 if ($opts{'-z'}) {
3386 $res{'name'} = $5;
3387 } else {
3388 $res{'name'} = unquote($5);
3389 }
3390 } else {
3391 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3392 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
3394 $res{'mode'} = $1;
3395 $res{'type'} = $2;
3396 $res{'hash'} = $3;
3397 if ($opts{'-z'}) {
3398 $res{'name'} = $4;
3399 } else {
3400 $res{'name'} = unquote($4);
3401 }
3402 }
3404 return wantarray ? %res : \%res;
3405 }
3407 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3408 sub parse_from_to_diffinfo {
3409 my ($diffinfo, $from, $to, @parents) = @_;
3411 if ($diffinfo->{'nparents'}) {
3412 # combined diff
3413 $from->{'file'} = [];
3414 $from->{'href'} = [];
3415 fill_from_file_info($diffinfo, @parents)
3416 unless exists $diffinfo->{'from_file'};
3417 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3418 $from->{'file'}[$i] =
3419 defined $diffinfo->{'from_file'}[$i] ?
3420 $diffinfo->{'from_file'}[$i] :
3421 $diffinfo->{'to_file'};
3422 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3423 $from->{'href'}[$i] = href(action=>"blob",
3424 hash_base=>$parents[$i],
3425 hash=>$diffinfo->{'from_id'}[$i],
3426 file_name=>$from->{'file'}[$i]);
3427 } else {
3428 $from->{'href'}[$i] = undef;
3429 }
3430 }
3431 } else {
3432 # ordinary (not combined) diff
3433 $from->{'file'} = $diffinfo->{'from_file'};
3434 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3435 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3436 hash=>$diffinfo->{'from_id'},
3437 file_name=>$from->{'file'});
3438 } else {
3439 delete $from->{'href'};
3440 }
3441 }
3443 $to->{'file'} = $diffinfo->{'to_file'};
3444 if (!is_deleted($diffinfo)) { # file exists in result
3445 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3446 hash=>$diffinfo->{'to_id'},
3447 file_name=>$to->{'file'});
3448 } else {
3449 delete $to->{'href'};
3450 }
3451 }
3453 ## ......................................................................
3454 ## parse to array of hashes functions
3456 sub git_get_heads_list {
3457 my ($limit, @classes) = @_;
3458 @classes = ('heads') unless @classes;
3459 my @patterns = map { "refs/$_" } @classes;
3460 my @headslist;
3462 open my $fd, '-|', git_cmd(), 'for-each-ref',
3463 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
3464 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3465 @patterns
3466 or return;
3467 while (my $line = <$fd>) {
3468 my %ref_item;
3470 chomp $line;
3471 my ($refinfo, $committerinfo) = split(/\0/, $line);
3472 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3473 my ($committer, $epoch, $tz) =
3474 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3475 $ref_item{'fullname'} = $name;
3476 $name =~ s!^refs/(?:head|remote)s/!!;
3478 $ref_item{'name'} = $name;
3479 $ref_item{'id'} = $hash;
3480 $ref_item{'title'} = $title || '(no commit message)';
3481 $ref_item{'epoch'} = $epoch;
3482 if ($epoch) {
3483 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3484 } else {
3485 $ref_item{'age'} = "unknown";
3486 }
3488 push @headslist, \%ref_item;
3489 }
3490 close $fd;
3492 return wantarray ? @headslist : \@headslist;
3493 }
3495 sub git_get_tags_list {
3496 my $limit = shift;
3497 my @tagslist;
3499 open my $fd, '-|', git_cmd(), 'for-each-ref',
3500 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3501 '--format=%(objectname) %(objecttype) %(refname) '.
3502 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3503 'refs/tags'
3504 or return;
3505 while (my $line = <$fd>) {
3506 my %ref_item;
3508 chomp $line;
3509 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3510 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3511 my ($creator, $epoch, $tz) =
3512 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3513 $ref_item{'fullname'} = $name;
3514 $name =~ s!^refs/tags/!!;
3516 $ref_item{'type'} = $type;
3517 $ref_item{'id'} = $id;
3518 $ref_item{'name'} = $name;
3519 if ($type eq "tag") {
3520 $ref_item{'subject'} = $title;
3521 $ref_item{'reftype'} = $reftype;
3522 $ref_item{'refid'} = $refid;
3523 } else {
3524 $ref_item{'reftype'} = $type;
3525 $ref_item{'refid'} = $id;
3526 }
3528 if ($type eq "tag" || $type eq "commit") {
3529 $ref_item{'epoch'} = $epoch;
3530 if ($epoch) {
3531 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3532 } else {
3533 $ref_item{'age'} = "unknown";
3534 }
3535 }
3537 push @tagslist, \%ref_item;
3538 }
3539 close $fd;
3541 return wantarray ? @tagslist : \@tagslist;
3542 }
3544 ## ----------------------------------------------------------------------
3545 ## filesystem-related functions
3547 sub get_file_owner {
3548 my $path = shift;
3550 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3551 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3552 if (!defined $gcos) {
3553 return undef;
3554 }
3555 my $owner = $gcos;
3556 $owner =~ s/[,;].*$//;
3557 return to_utf8($owner);
3558 }
3560 # assume that file exists
3561 sub insert_file {
3562 my $filename = shift;
3564 open my $fd, '<', $filename;
3565 print map { to_utf8($_) } <$fd>;
3566 close $fd;
3567 }
3569 ## ......................................................................
3570 ## mimetype related functions
3572 sub mimetype_guess_file {
3573 my $filename = shift;
3574 my $mimemap = shift;
3575 -r $mimemap or return undef;
3577 my %mimemap;
3578 open(my $mh, '<', $mimemap) or return undef;
3579 while (<$mh>) {
3580 next if m/^#/; # skip comments
3581 my ($mimetype, @exts) = split(/\s+/);
3582 foreach my $ext (@exts) {
3583 $mimemap{$ext} = $mimetype;
3584 }
3585 }
3586 close($mh);
3588 $filename =~ /\.([^.]*)$/;
3589 return $mimemap{$1};
3590 }
3592 sub mimetype_guess {
3593 my $filename = shift;
3594 my $mime;
3595 $filename =~ /\./ or return undef;
3597 if ($mimetypes_file) {
3598 my $file = $mimetypes_file;
3599 if ($file !~ m!^/!) { # if it is relative path
3600 # it is relative to project
3601 $file = "$projectroot/$project/$file";
3602 }
3603 $mime = mimetype_guess_file($filename, $file);
3604 }
3605 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3606 return $mime;
3607 }
3609 sub blob_mimetype {
3610 my $fd = shift;
3611 my $filename = shift;
3613 if ($filename) {
3614 my $mime = mimetype_guess($filename);
3615 $mime and return $mime;
3616 }
3618 # just in case
3619 return $default_blob_plain_mimetype unless $fd;
3621 if (-T $fd) {
3622 return 'text/plain';
3623 } elsif (! $filename) {
3624 return 'application/octet-stream';
3625 } elsif ($filename =~ m/\.png$/i) {
3626 return 'image/png';
3627 } elsif ($filename =~ m/\.gif$/i) {
3628 return 'image/gif';
3629 } elsif ($filename =~ m/\.jpe?g$/i) {
3630 return 'image/jpeg';
3631 } else {
3632 return 'application/octet-stream';
3633 }
3634 }
3636 sub blob_contenttype {
3637 my ($fd, $file_name, $type) = @_;
3639 $type ||= blob_mimetype($fd, $file_name);
3640 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3641 $type .= "; charset=$default_text_plain_charset";
3642 }
3644 return $type;
3645 }
3647 # guess file syntax for syntax highlighting; return undef if no highlighting
3648 # the name of syntax can (in the future) depend on syntax highlighter used
3649 sub guess_file_syntax {
3650 my ($highlight, $mimetype, $file_name) = @_;
3651 return undef unless ($highlight && defined $file_name);
3652 my $basename = basename($file_name, '.in');
3653 return $highlight_basename{$basename}
3654 if exists $highlight_basename{$basename};
3656 $basename =~ /\.([^.]*)$/;
3657 my $ext = $1 or return undef;
3658 return $highlight_ext{$ext}
3659 if exists $highlight_ext{$ext};
3661 return undef;
3662 }
3664 # run highlighter and return FD of its output,
3665 # or return original FD if no highlighting
3666 sub run_highlighter {
3667 my ($fd, $highlight, $syntax) = @_;
3668 return $fd unless ($highlight && defined $syntax);
3670 close $fd;
3671 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
3672 quote_command($highlight_bin).
3673 " --replace-tabs=8 --fragment --syntax $syntax |"
3674 or die_error(500, "Couldn't open file or run syntax highlighter");
3675 return $fd;
3676 }
3678 ## ======================================================================
3679 ## functions printing HTML: header, footer, error page
3681 sub get_page_title {
3682 my $title = to_utf8($site_name);
3684 return $title unless (defined $project);
3685 $title .= " - " . to_utf8($project);
3687 return $title unless (defined $action);
3688 $title .= "/$action"; # $action is US-ASCII (7bit ASCII)
3690 return $title unless (defined $file_name);
3691 $title .= " - " . esc_path($file_name);
3692 if ($action eq "tree" && $file_name !~ m|/$|) {
3693 $title .= "/";
3694 }
3696 return $title;
3697 }
3699 sub get_content_type_html {
3700 # require explicit support from the UA if we are to send the page as
3701 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
3702 # we have to do this because MSIE sometimes globs '*/*', pretending to
3703 # support xhtml+xml but choking when it gets what it asked for.
3704 if (defined $cgi->http('HTTP_ACCEPT') &&
3705 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
3706 $cgi->Accept('application/xhtml+xml') != 0) {
3707 return 'application/xhtml+xml';
3708 } else {
3709 return 'text/html';
3710 }
3711 }
3713 sub print_feed_meta {
3714 if (defined $project) {
3715 my %href_params = get_feed_info();
3716 if (!exists $href_params{'-title'}) {
3717 $href_params{'-title'} = 'log';
3718 }
3720 foreach my $format (qw(RSS Atom)) {
3721 my $type = lc($format);
3722 my %link_attr = (
3723 '-rel' => 'alternate',
3724 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
3725 '-type' => "application/$type+xml"
3726 );
3728 $href_params{'action'} = $type;
3729 $link_attr{'-href'} = href(%href_params);
3730 print "<link ".
3731 "rel=\"$link_attr{'-rel'}\" ".
3732 "title=\"$link_attr{'-title'}\" ".
3733 "href=\"$link_attr{'-href'}\" ".
3734 "type=\"$link_attr{'-type'}\" ".
3735 "/>\n";
3737 $href_params{'extra_options'} = '--no-merges';
3738 $link_attr{'-href'} = href(%href_params);
3739 $link_attr{'-title'} .= ' (no merges)';
3740 print "<link ".
3741 "rel=\"$link_attr{'-rel'}\" ".
3742 "title=\"$link_attr{'-title'}\" ".
3743 "href=\"$link_attr{'-href'}\" ".
3744 "type=\"$link_attr{'-type'}\" ".
3745 "/>\n";
3746 }
3748 } else {
3749 printf('<link rel="alternate" title="%s projects list" '.
3750 'href="%s" type="text/plain; charset=utf-8" />'."\n",
3751 esc_attr($site_name), href(project=>undef, action=>"project_index"));
3752 printf('<link rel="alternate" title="%s projects feeds" '.
3753 'href="%s" type="text/x-opml" />'."\n",
3754 esc_attr($site_name), href(project=>undef, action=>"opml"));
3755 }
3756 }
3758 sub print_header_links {
3759 my $status = shift;
3761 # print out each stylesheet that exist, providing backwards capability
3762 # for those people who defined $stylesheet in a config file
3763 if (defined $stylesheet) {
3764 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3765 } else {
3766 foreach my $stylesheet (@stylesheets) {
3767 next unless $stylesheet;
3768 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3769 }
3770 }
3771 print_feed_meta()
3772 if ($status eq '200 OK');
3773 if (defined $favicon) {
3774 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n);
3775 }
3776 }
3778 sub print_nav_breadcrumbs {
3779 my %opts = @_;
3781 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
3782 if (defined $project) {
3783 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
3784 if (defined $action) {
3785 my $action_print = $action ;
3786 if (defined $opts{-action_extra}) {
3787 $action_print = $cgi->a({-href => href(action=>$action)},
3788 $action);
3789 }
3790 print " / $action_print";
3791 }
3792 if (defined $opts{-action_extra}) {
3793 print " / $opts{-action_extra}";
3794 }
3795 print "\n";
3796 }
3797 }
3799 sub print_search_form {
3800 if (!defined $searchtext) {
3801 $searchtext = "";
3802 }
3803 my $search_hash;
3804 if (defined $hash_base) {
3805 $search_hash = $hash_base;
3806 } elsif (defined $hash) {
3807 $search_hash = $hash;
3808 } else {
3809 $search_hash = "HEAD";
3810 }
3811 my $action = $my_uri;
3812 my $use_pathinfo = gitweb_check_feature('pathinfo');
3813 if ($use_pathinfo) {
3814 $action .= "/".esc_url($project);
3815 }
3816 print $cgi->startform(-method => "get", -action => $action) .
3817 "<div class=\"search\">\n" .
3818 (!$use_pathinfo &&
3819 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
3820 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
3821 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
3822 $cgi->popup_menu(-name => 'st', -default => 'commit',
3823 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
3824 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
3825 " search:\n",
3826 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
3827 "<span title=\"Extended regular expression\">" .
3828 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
3829 -checked => $search_use_regexp) .
3830 "</span>" .
3831 "</div>" .
3832 $cgi->end_form() . "\n";
3833 }
3835 sub git_header_html {
3836 my $status = shift || "200 OK";
3837 my $expires = shift;
3838 my %opts = @_;
3840 my $title = get_page_title();
3841 my $content_type = get_content_type_html();
3842 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
3843 -status=> $status, -expires => $expires)
3844 unless ($opts{'-no_http_header'});
3845 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
3846 print <<EOF;
3847 <?xml version="1.0" encoding="utf-8"?>
3848 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
3849 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
3850 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
3851 <!-- git core binaries version $git_version -->
3852 <head>
3853 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
3854 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
3855 <meta name="robots" content="index, nofollow"/>
3856 <title>$title</title>
3857 EOF
3858 # the stylesheet, favicon etc urls won't work correctly with path_info
3859 # unless we set the appropriate base URL
3860 if ($ENV{'PATH_INFO'}) {
3861 print "<base href=\"".esc_url($base_url)."\" />\n";
3862 }
3863 print_header_links($status);
3864 print "</head>\n" .
3865 "<body>\n";
3867 if (defined $site_header && -f $site_header) {
3868 insert_file($site_header);
3869 }
3871 print "<div class=\"page_header\">\n";
3872 if (defined $logo) {
3873 print $cgi->a({-href => esc_url($logo_url),
3874 -title => $logo_label},
3875 $cgi->img({-src => esc_url($logo),
3876 -width => 72, -height => 27,
3877 -alt => "git",
3878 -class => "logo"}));
3879 }
3880 print_nav_breadcrumbs(%opts);
3881 print "</div>\n";
3883 my $have_search = gitweb_check_feature('search');
3884 if (defined $project && $have_search) {
3885 print_search_form();
3886 }
3887 }
3889 sub git_footer_html {
3890 my $feed_class = 'rss_logo';
3892 print "<div class=\"page_footer\">\n";
3893 if (defined $project) {
3894 my $descr = git_get_project_description($project);
3895 if (defined $descr) {
3896 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
3897 }
3899 my %href_params = get_feed_info();
3900 if (!%href_params) {
3901 $feed_class .= ' generic';
3902 }
3903 $href_params{'-title'} ||= 'log';
3905 foreach my $format (qw(RSS Atom)) {
3906 $href_params{'action'} = lc($format);
3907 print $cgi->a({-href => href(%href_params),
3908 -title => "$href_params{'-title'} $format feed",
3909 -class => $feed_class}, $format)."\n";
3910 }
3912 } else {
3913 print $cgi->a({-href => href(project=>undef, action=>"opml"),
3914 -class => $feed_class}, "OPML") . " ";
3915 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
3916 -class => $feed_class}, "TXT") . "\n";
3917 }
3918 print "</div>\n"; # class="page_footer"
3920 if (defined $t0 && gitweb_check_feature('timed')) {
3921 print "<div id=\"generating_info\">\n";
3922 print 'This page took '.
3923 '<span id="generating_time" class="time_span">'.
3924 tv_interval($t0, [ gettimeofday() ]).
3925 ' seconds </span>'.
3926 ' and '.
3927 '<span id="generating_cmd">'.
3928 $number_of_git_cmds.
3929 '</span> git commands '.
3930 " to generate.\n";
3931 print "</div>\n"; # class="page_footer"
3932 }
3934 if (defined $site_footer && -f $site_footer) {
3935 insert_file($site_footer);
3936 }
3938 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!;
3939 if (defined $action &&
3940 $action eq 'blame_incremental') {
3941 print qq!<script type="text/javascript">\n!.
3942 qq!startBlame("!. href(action=>"blame_data", -replay=>1) .qq!",\n!.
3943 qq! "!. href() .qq!");\n!.
3944 qq!</script>\n!;
3945 } else {
3946 my ($jstimezone, $tz_cookie, $datetime_class) =
3947 gitweb_get_feature('javascript-timezone');
3949 print qq!<script type="text/javascript">\n!.
3950 qq!window.onload = function () {\n!;
3951 if (gitweb_check_feature('javascript-actions')) {
3952 print qq! fixLinks();\n!;
3953 }
3954 if ($jstimezone && $tz_cookie && $datetime_class) {
3955 print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days
3956 qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!;
3957 }
3958 print qq!};\n!.
3959 qq!</script>\n!;
3960 }
3962 print "</body>\n" .
3963 "</html>";
3964 }
3966 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
3967 # Example: die_error(404, 'Hash not found')
3968 # By convention, use the following status codes (as defined in RFC 2616):
3969 # 400: Invalid or missing CGI parameters, or
3970 # requested object exists but has wrong type.
3971 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
3972 # this server or project.
3973 # 404: Requested object/revision/project doesn't exist.
3974 # 500: The server isn't configured properly, or
3975 # an internal error occurred (e.g. failed assertions caused by bugs), or
3976 # an unknown error occurred (e.g. the git binary died unexpectedly).
3977 # 503: The server is currently unavailable (because it is overloaded,
3978 # or down for maintenance). Generally, this is a temporary state.
3979 sub die_error {
3980 my $status = shift || 500;
3981 my $error = esc_html(shift) || "Internal Server Error";
3982 my $extra = shift;
3983 my %opts = @_;
3985 my %http_responses = (
3986 400 => '400 Bad Request',
3987 403 => '403 Forbidden',
3988 404 => '404 Not Found',
3989 500 => '500 Internal Server Error',
3990 503 => '503 Service Unavailable',
3991 );
3992 git_header_html($http_responses{$status}, undef, %opts);
3993 print <<EOF;
3994 <div class="page_body">
3995 <br /><br />
3996 $status - $error
3997 <br />
3998 EOF
3999 if (defined $extra) {
4000 print "<hr />\n" .
4001 "$extra\n";
4002 }
4003 print "</div>\n";
4005 git_footer_html();
4006 goto DONE_GITWEB
4007 unless ($opts{'-error_handler'});
4008 }
4010 ## ----------------------------------------------------------------------
4011 ## functions printing or outputting HTML: navigation
4013 sub git_print_page_nav {
4014 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
4015 $extra = '' if !defined $extra; # pager or formats
4017 my @navs = qw(summary shortlog log commit commitdiff tree);
4018 if ($suppress) {
4019 @navs = grep { $_ ne $suppress } @navs;
4020 }
4022 my %arg = map { $_ => {action=>$_} } @navs;
4023 if (defined $head) {
4024 for (qw(commit commitdiff)) {
4025 $arg{$_}{'hash'} = $head;
4026 }
4027 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
4028 for (qw(shortlog log)) {
4029 $arg{$_}{'hash'} = $head;
4030 }
4031 }
4032 }
4034 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
4035 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
4037 my @actions = gitweb_get_feature('actions');
4038 my %repl = (
4039 '%' => '%',
4040 'n' => $project, # project name
4041 'f' => $git_dir, # project path within filesystem
4042 'h' => $treehead || '', # current hash ('h' parameter)
4043 'b' => $treebase || '', # hash base ('hb' parameter)
4044 );
4045 while (@actions) {
4046 my ($label, $link, $pos) = splice(@actions,0,3);
4047 # insert
4048 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
4049 # munch munch
4050 $link =~ s/%([%nfhb])/$repl{$1}/g;
4051 $arg{$label}{'_href'} = $link;
4052 }
4054 print "<div class=\"page_nav\">\n" .
4055 (join " | ",
4056 map { $_ eq $current ?
4057 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
4058 } @navs);
4059 print "<br/>\n$extra<br/>\n" .
4060 "</div>\n";
4061 }
4063 # returns a submenu for the nagivation of the refs views (tags, heads,
4064 # remotes) with the current view disabled and the remotes view only
4065 # available if the feature is enabled
4066 sub format_ref_views {
4067 my ($current) = @_;
4068 my @ref_views = qw{tags heads};
4069 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads');
4070 return join " | ", map {
4071 $_ eq $current ? $_ :
4072 $cgi->a({-href => href(action=>$_)}, $_)
4073 } @ref_views
4074 }
4076 sub format_paging_nav {
4077 my ($action, $page, $has_next_link) = @_;
4078 my $paging_nav;
4081 if ($page > 0) {
4082 $paging_nav .=
4083 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
4084 " ⋅ " .
4085 $cgi->a({-href => href(-replay=>1, page=>$page-1),
4086 -accesskey => "p", -title => "Alt-p"}, "prev");
4087 } else {
4088 $paging_nav .= "first ⋅ prev";
4089 }
4091 if ($has_next_link) {
4092 $paging_nav .= " ⋅ " .
4093 $cgi->a({-href => href(-replay=>1, page=>$page+1),
4094 -accesskey => "n", -title => "Alt-n"}, "next");
4095 } else {
4096 $paging_nav .= " ⋅ next";
4097 }
4099 return $paging_nav;
4100 }
4102 ## ......................................................................
4103 ## functions printing or outputting HTML: div
4105 sub git_print_header_div {
4106 my ($action, $title, $hash, $hash_base) = @_;
4107 my %args = ();
4109 $args{'action'} = $action;
4110 $args{'hash'} = $hash if $hash;
4111 $args{'hash_base'} = $hash_base if $hash_base;
4113 print "<div class=\"header\">\n" .
4114 $cgi->a({-href => href(%args), -class => "title"},
4115 $title ? $title : $action) .
4116 "\n</div>\n";
4117 }
4119 sub format_repo_url {
4120 my ($name, $url) = @_;
4121 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
4122 }
4124 # Group output by placing it in a DIV element and adding a header.
4125 # Options for start_div() can be provided by passing a hash reference as the
4126 # first parameter to the function.
4127 # Options to git_print_header_div() can be provided by passing an array
4128 # reference. This must follow the options to start_div if they are present.
4129 # The content can be a scalar, which is output as-is, a scalar reference, which
4130 # is output after html escaping, an IO handle passed either as *handle or
4131 # *handle{IO}, or a function reference. In the latter case all following
4132 # parameters will be taken as argument to the content function call.
4133 sub git_print_section {
4134 my ($div_args, $header_args, $content);
4135 my $arg = shift;
4136 if (ref($arg) eq 'HASH') {
4137 $div_args = $arg;
4138 $arg = shift;
4139 }
4140 if (ref($arg) eq 'ARRAY') {
4141 $header_args = $arg;
4142 $arg = shift;
4143 }
4144 $content = $arg;
4146 print $cgi->start_div($div_args);
4147 git_print_header_div(@$header_args);
4149 if (ref($content) eq 'CODE') {
4150 $content->(@_);
4151 } elsif (ref($content) eq 'SCALAR') {
4152 print esc_html($$content);
4153 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') {
4154 print <$content>;
4155 } elsif (!ref($content) && defined($content)) {
4156 print $content;
4157 }
4159 print $cgi->end_div;
4160 }
4162 sub format_timestamp_html {
4163 my $date = shift;
4164 my $strtime = $date->{'rfc2822'};
4166 my (undef, undef, $datetime_class) =
4167 gitweb_get_feature('javascript-timezone');
4168 if ($datetime_class) {
4169 $strtime = qq!<span class="$datetime_class">$strtime</span>!;
4170 }
4172 my $localtime_format = '(%02d:%02d %s)';
4173 if ($date->{'hour_local'} < 6) {
4174 $localtime_format = '(<span class="atnight">%02d:%02d</span> %s)';
4175 }
4176 $strtime .= ' ' .
4177 sprintf($localtime_format,
4178 $date->{'hour_local'}, $date->{'minute_local'}, $date->{'tz_local'});
4180 return $strtime;
4181 }
4183 # Outputs the author name and date in long form
4184 sub git_print_authorship {
4185 my $co = shift;
4186 my %opts = @_;
4187 my $tag = $opts{-tag} || 'div';
4188 my $author = $co->{'author_name'};
4190 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
4191 print "<$tag class=\"author_date\">" .
4192 format_search_author($author, "author", esc_html($author)) .
4193 " [".format_timestamp_html(\%ad)."]".
4194 git_get_avatar($co->{'author_email'}, -pad_before => 1) .
4195 "</$tag>\n";
4196 }
4198 # Outputs table rows containing the full author or committer information,
4199 # in the format expected for 'commit' view (& similar).
4200 # Parameters are a commit hash reference, followed by the list of people
4201 # to output information for. If the list is empty it defaults to both
4202 # author and committer.
4203 sub git_print_authorship_rows {
4204 my $co = shift;
4205 # too bad we can't use @people = @_ || ('author', 'committer')
4206 my @people = @_;
4207 @people = ('author', 'committer') unless @people;
4208 foreach my $who (@people) {
4209 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
4210 print "<tr><td>$who</td><td>" .
4211 format_search_author($co->{"${who}_name"}, $who,
4212 esc_html($co->{"${who}_name"})) . " " .
4213 format_search_author($co->{"${who}_email"}, $who,
4214 esc_html("<" . $co->{"${who}_email"} . ">")) .
4215 "</td><td rowspan=\"2\">" .
4216 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
4217 "</td></tr>\n" .
4218 "<tr>" .
4219 "<td></td><td>" .
4220 format_timestamp_html(\%wd) .
4221 "</td>" .
4222 "</tr>\n";
4223 }
4224 }
4226 sub git_print_page_path {
4227 my $name = shift;
4228 my $type = shift;
4229 my $hb = shift;
4232 print "<div class=\"page_path\">";
4233 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
4234 -title => 'tree root'}, to_utf8("[$project]"));
4235 print " / ";
4236 if (defined $name) {
4237 my @dirname = split '/', $name;
4238 my $basename = pop @dirname;
4239 my $fullname = '';
4241 foreach my $dir (@dirname) {
4242 $fullname .= ($fullname ? '/' : '') . $dir;
4243 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
4244 hash_base=>$hb),
4245 -title => $fullname}, esc_path($dir));
4246 print " / ";
4247 }
4248 if (defined $type && $type eq 'blob') {
4249 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
4250 hash_base=>$hb),
4251 -title => $name}, esc_path($basename));
4252 } elsif (defined $type && $type eq 'tree') {
4253 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
4254 hash_base=>$hb),
4255 -title => $name}, esc_path($basename));
4256 print " / ";
4257 } else {
4258 print esc_path($basename);
4259 }
4260 }
4261 print "<br/></div>\n";
4262 }
4264 sub git_print_log {
4265 my $log = shift;
4266 my %opts = @_;
4268 if ($opts{'-remove_title'}) {
4269 # remove title, i.e. first line of log
4270 shift @$log;
4271 }
4272 # remove leading empty lines
4273 while (defined $log->[0] && $log->[0] eq "") {
4274 shift @$log;
4275 }
4277 # print log
4278 my $signoff = 0;
4279 my $empty = 0;
4280 foreach my $line (@$log) {
4281 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
4282 $signoff = 1;
4283 $empty = 0;
4284 if (! $opts{'-remove_signoff'}) {
4285 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
4286 next;
4287 } else {
4288 # remove signoff lines
4289 next;
4290 }
4291 } else {
4292 $signoff = 0;
4293 }
4295 # print only one empty line
4296 # do not print empty line after signoff
4297 if ($line eq "") {
4298 next if ($empty || $signoff);
4299 $empty = 1;
4300 } else {
4301 $empty = 0;
4302 }
4304 print format_log_line_html($line) . "<br/>\n";
4305 }
4307 if ($opts{'-final_empty_line'}) {
4308 # end with single empty line
4309 print "<br/>\n" unless $empty;
4310 }
4311 }
4313 # return link target (what link points to)
4314 sub git_get_link_target {
4315 my $hash = shift;
4316 my $link_target;
4318 # read link
4319 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4320 or return;
4321 {
4322 local $/ = undef;
4323 $link_target = <$fd>;
4324 }
4325 close $fd
4326 or return;
4328 return $link_target;
4329 }
4331 # given link target, and the directory (basedir) the link is in,
4332 # return target of link relative to top directory (top tree);
4333 # return undef if it is not possible (including absolute links).
4334 sub normalize_link_target {
4335 my ($link_target, $basedir) = @_;
4337 # absolute symlinks (beginning with '/') cannot be normalized
4338 return if (substr($link_target, 0, 1) eq '/');
4340 # normalize link target to path from top (root) tree (dir)
4341 my $path;
4342 if ($basedir) {
4343 $path = $basedir . '/' . $link_target;
4344 } else {
4345 # we are in top (root) tree (dir)
4346 $path = $link_target;
4347 }
4349 # remove //, /./, and /../
4350 my @path_parts;
4351 foreach my $part (split('/', $path)) {
4352 # discard '.' and ''
4353 next if (!$part || $part eq '.');
4354 # handle '..'
4355 if ($part eq '..') {
4356 if (@path_parts) {
4357 pop @path_parts;
4358 } else {
4359 # link leads outside repository (outside top dir)
4360 return;
4361 }
4362 } else {
4363 push @path_parts, $part;
4364 }
4365 }
4366 $path = join('/', @path_parts);
4368 return $path;
4369 }
4371 # print tree entry (row of git_tree), but without encompassing <tr> element
4372 sub git_print_tree_entry {
4373 my ($t, $basedir, $hash_base, $have_blame) = @_;
4375 my %base_key = ();
4376 $base_key{'hash_base'} = $hash_base if defined $hash_base;
4378 # The format of a table row is: mode list link. Where mode is
4379 # the mode of the entry, list is the name of the entry, an href,
4380 # and link is the action links of the entry.
4382 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4383 if (exists $t->{'size'}) {
4384 print "<td class=\"size\">$t->{'size'}</td>\n";
4385 }
4386 if ($t->{'type'} eq "blob") {
4387 print "<td class=\"list\">" .
4388 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4389 file_name=>"$basedir$t->{'name'}", %base_key),
4390 -class => "list"}, esc_path($t->{'name'}));
4391 if (S_ISLNK(oct $t->{'mode'})) {
4392 my $link_target = git_get_link_target($t->{'hash'});
4393 if ($link_target) {
4394 my $norm_target = normalize_link_target($link_target, $basedir);
4395 if (defined $norm_target) {
4396 print " -> " .
4397 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4398 file_name=>$norm_target),
4399 -title => $norm_target}, esc_path($link_target));
4400 } else {
4401 print " -> " . esc_path($link_target);
4402 }
4403 }
4404 }
4405 print "</td>\n";
4406 print "<td class=\"link\">";
4407 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4408 file_name=>"$basedir$t->{'name'}", %base_key)},
4409 "blob");
4410 if ($have_blame) {
4411 print " | " .
4412 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4413 file_name=>"$basedir$t->{'name'}", %base_key)},
4414 "blame");
4415 }
4416 if (defined $hash_base) {
4417 print " | " .
4418 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4419 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4420 "history");
4421 }
4422 print " | " .
4423 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4424 file_name=>"$basedir$t->{'name'}")},
4425 "raw");
4426 print "</td>\n";
4428 } elsif ($t->{'type'} eq "tree") {
4429 print "<td class=\"list\">";
4430 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4431 file_name=>"$basedir$t->{'name'}",
4432 %base_key)},
4433 esc_path($t->{'name'}));
4434 print "</td>\n";
4435 print "<td class=\"link\">";
4436 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4437 file_name=>"$basedir$t->{'name'}",
4438 %base_key)},
4439 "tree");
4440 if (defined $hash_base) {
4441 print " | " .
4442 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4443 file_name=>"$basedir$t->{'name'}")},
4444 "history");
4445 }
4446 print "</td>\n";
4447 } else {
4448 # unknown object: we can only present history for it
4449 # (this includes 'commit' object, i.e. submodule support)
4450 print "<td class=\"list\">" .
4451 esc_path($t->{'name'}) .
4452 "</td>\n";
4453 print "<td class=\"link\">";
4454 if (defined $hash_base) {
4455 print $cgi->a({-href => href(action=>"history",
4456 hash_base=>$hash_base,
4457 file_name=>"$basedir$t->{'name'}")},
4458 "history");
4459 }
4460 print "</td>\n";
4461 }
4462 }
4464 ## ......................................................................
4465 ## functions printing large fragments of HTML
4467 # get pre-image filenames for merge (combined) diff
4468 sub fill_from_file_info {
4469 my ($diff, @parents) = @_;
4471 $diff->{'from_file'} = [ ];
4472 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4473 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4474 if ($diff->{'status'}[$i] eq 'R' ||
4475 $diff->{'status'}[$i] eq 'C') {
4476 $diff->{'from_file'}[$i] =
4477 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4478 }
4479 }
4481 return $diff;
4482 }
4484 # is current raw difftree line of file deletion
4485 sub is_deleted {
4486 my $diffinfo = shift;
4488 return $diffinfo->{'to_id'} eq ('0' x 40);
4489 }
4491 # does patch correspond to [previous] difftree raw line
4492 # $diffinfo - hashref of parsed raw diff format
4493 # $patchinfo - hashref of parsed patch diff format
4494 # (the same keys as in $diffinfo)
4495 sub is_patch_split {
4496 my ($diffinfo, $patchinfo) = @_;
4498 return defined $diffinfo && defined $patchinfo
4499 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4500 }
4503 sub git_difftree_body {
4504 my ($difftree, $hash, @parents) = @_;
4505 my ($parent) = $parents[0];
4506 my $have_blame = gitweb_check_feature('blame');
4507 print "<div class=\"list_head\">\n";
4508 if ($#{$difftree} > 10) {
4509 print(($#{$difftree} + 1) . " files changed:\n");
4510 }
4511 print "</div>\n";
4513 print "<table class=\"" .
4514 (@parents > 1 ? "combined " : "") .
4515 "diff_tree\">\n";
4517 # header only for combined diff in 'commitdiff' view
4518 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4519 if ($has_header) {
4520 # table header
4521 print "<thead><tr>\n" .
4522 "<th></th><th></th>\n"; # filename, patchN link
4523 for (my $i = 0; $i < @parents; $i++) {
4524 my $par = $parents[$i];
4525 print "<th>" .
4526 $cgi->a({-href => href(action=>"commitdiff",
4527 hash=>$hash, hash_parent=>$par),
4528 -title => 'commitdiff to parent number ' .
4529 ($i+1) . ': ' . substr($par,0,7)},
4530 $i+1) .
4531 " </th>\n";
4532 }
4533 print "</tr></thead>\n<tbody>\n";
4534 }
4536 my $alternate = 1;
4537 my $patchno = 0;
4538 foreach my $line (@{$difftree}) {
4539 my $diff = parsed_difftree_line($line);
4541 if ($alternate) {
4542 print "<tr class=\"dark\">\n";
4543 } else {
4544 print "<tr class=\"light\">\n";
4545 }
4546 $alternate ^= 1;
4548 if (exists $diff->{'nparents'}) { # combined diff
4550 fill_from_file_info($diff, @parents)
4551 unless exists $diff->{'from_file'};
4553 if (!is_deleted($diff)) {
4554 # file exists in the result (child) commit
4555 print "<td>" .
4556 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4557 file_name=>$diff->{'to_file'},
4558 hash_base=>$hash),
4559 -class => "list"}, esc_path($diff->{'to_file'})) .
4560 "</td>\n";
4561 } else {
4562 print "<td>" .
4563 esc_path($diff->{'to_file'}) .
4564 "</td>\n";
4565 }
4567 if ($action eq 'commitdiff') {
4568 # link to patch
4569 $patchno++;
4570 print "<td class=\"link\">" .
4571 $cgi->a({-href => href(-anchor=>"patch$patchno")},
4572 "patch") .
4573 " | " .
4574 "</td>\n";
4575 }
4577 my $has_history = 0;
4578 my $not_deleted = 0;
4579 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4580 my $hash_parent = $parents[$i];
4581 my $from_hash = $diff->{'from_id'}[$i];
4582 my $from_path = $diff->{'from_file'}[$i];
4583 my $status = $diff->{'status'}[$i];
4585 $has_history ||= ($status ne 'A');
4586 $not_deleted ||= ($status ne 'D');
4588 if ($status eq 'A') {
4589 print "<td class=\"link\" align=\"right\"> | </td>\n";
4590 } elsif ($status eq 'D') {
4591 print "<td class=\"link\">" .
4592 $cgi->a({-href => href(action=>"blob",
4593 hash_base=>$hash,
4594 hash=>$from_hash,
4595 file_name=>$from_path)},
4596 "blob" . ($i+1)) .
4597 " | </td>\n";
4598 } else {
4599 if ($diff->{'to_id'} eq $from_hash) {
4600 print "<td class=\"link nochange\">";
4601 } else {
4602 print "<td class=\"link\">";
4603 }
4604 print $cgi->a({-href => href(action=>"blobdiff",
4605 hash=>$diff->{'to_id'},
4606 hash_parent=>$from_hash,
4607 hash_base=>$hash,
4608 hash_parent_base=>$hash_parent,
4609 file_name=>$diff->{'to_file'},
4610 file_parent=>$from_path)},
4611 "diff" . ($i+1)) .
4612 " | </td>\n";
4613 }
4614 }
4616 print "<td class=\"link\">";
4617 if ($not_deleted) {
4618 print $cgi->a({-href => href(action=>"blob",
4619 hash=>$diff->{'to_id'},
4620 file_name=>$diff->{'to_file'},
4621 hash_base=>$hash)},
4622 "blob");
4623 print " | " if ($has_history);
4624 }
4625 if ($has_history) {
4626 print $cgi->a({-href => href(action=>"history",
4627 file_name=>$diff->{'to_file'},
4628 hash_base=>$hash)},
4629 "history");
4630 }
4631 print "</td>\n";
4633 print "</tr>\n";
4634 next; # instead of 'else' clause, to avoid extra indent
4635 }
4636 # else ordinary diff
4638 my ($to_mode_oct, $to_mode_str, $to_file_type);
4639 my ($from_mode_oct, $from_mode_str, $from_file_type);
4640 if ($diff->{'to_mode'} ne ('0' x 6)) {
4641 $to_mode_oct = oct $diff->{'to_mode'};
4642 if (S_ISREG($to_mode_oct)) { # only for regular file
4643 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
4644 }
4645 $to_file_type = file_type($diff->{'to_mode'});
4646 }
4647 if ($diff->{'from_mode'} ne ('0' x 6)) {
4648 $from_mode_oct = oct $diff->{'from_mode'};
4649 if (S_ISREG($from_mode_oct)) { # only for regular file
4650 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
4651 }
4652 $from_file_type = file_type($diff->{'from_mode'});
4653 }
4655 if ($diff->{'status'} eq "A") { # created
4656 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
4657 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
4658 $mode_chng .= "]</span>";
4659 print "<td>";
4660 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4661 hash_base=>$hash, file_name=>$diff->{'file'}),
4662 -class => "list"}, esc_path($diff->{'file'}));
4663 print "</td>\n";
4664 print "<td>$mode_chng</td>\n";
4665 print "<td class=\"link\">";
4666 if ($action eq 'commitdiff') {
4667 # link to patch
4668 $patchno++;
4669 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
4670 "patch") .
4671 " | ";
4672 }
4673 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4674 hash_base=>$hash, file_name=>$diff->{'file'})},
4675 "blob");
4676 print "</td>\n";
4678 } elsif ($diff->{'status'} eq "D") { # deleted
4679 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
4680 print "<td>";
4681 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4682 hash_base=>$parent, file_name=>$diff->{'file'}),
4683 -class => "list"}, esc_path($diff->{'file'}));
4684 print "</td>\n";
4685 print "<td>$mode_chng</td>\n";
4686 print "<td class=\"link\">";
4687 if ($action eq 'commitdiff') {
4688 # link to patch
4689 $patchno++;
4690 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
4691 "patch") .
4692 " | ";
4693 }
4694 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4695 hash_base=>$parent, file_name=>$diff->{'file'})},
4696 "blob") . " | ";
4697 if ($have_blame) {
4698 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
4699 file_name=>$diff->{'file'})},
4700 "blame") . " | ";
4701 }
4702 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
4703 file_name=>$diff->{'file'})},
4704 "history");
4705 print "</td>\n";
4707 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
4708 my $mode_chnge = "";
4709 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4710 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
4711 if ($from_file_type ne $to_file_type) {
4712 $mode_chnge .= " from $from_file_type to $to_file_type";
4713 }
4714 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
4715 if ($from_mode_str && $to_mode_str) {
4716 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
4717 } elsif ($to_mode_str) {
4718 $mode_chnge .= " mode: $to_mode_str";
4719 }
4720 }
4721 $mode_chnge .= "]</span>\n";
4722 }
4723 print "<td>";
4724 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4725 hash_base=>$hash, file_name=>$diff->{'file'}),
4726 -class => "list"}, esc_path($diff->{'file'}));
4727 print "</td>\n";
4728 print "<td>$mode_chnge</td>\n";
4729 print "<td class=\"link\">";
4730 if ($action eq 'commitdiff') {
4731 # link to patch
4732 $patchno++;
4733 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
4734 "patch") .
4735 " | ";
4736 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4737 # "commit" view and modified file (not onlu mode changed)
4738 print $cgi->a({-href => href(action=>"blobdiff",
4739 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4740 hash_base=>$hash, hash_parent_base=>$parent,
4741 file_name=>$diff->{'file'})},
4742 "diff") .
4743 " | ";
4744 }
4745 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4746 hash_base=>$hash, file_name=>$diff->{'file'})},
4747 "blob") . " | ";
4748 if ($have_blame) {
4749 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4750 file_name=>$diff->{'file'})},
4751 "blame") . " | ";
4752 }
4753 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4754 file_name=>$diff->{'file'})},
4755 "history");
4756 print "</td>\n";
4758 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
4759 my %status_name = ('R' => 'moved', 'C' => 'copied');
4760 my $nstatus = $status_name{$diff->{'status'}};
4761 my $mode_chng = "";
4762 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4763 # mode also for directories, so we cannot use $to_mode_str
4764 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
4765 }
4766 print "<td>" .
4767 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
4768 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
4769 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
4770 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
4771 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
4772 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
4773 -class => "list"}, esc_path($diff->{'from_file'})) .
4774 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
4775 "<td class=\"link\">";
4776 if ($action eq 'commitdiff') {
4777 # link to patch
4778 $patchno++;
4779 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
4780 "patch") .
4781 " | ";
4782 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4783 # "commit" view and modified file (not only pure rename or copy)
4784 print $cgi->a({-href => href(action=>"blobdiff",
4785 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4786 hash_base=>$hash, hash_parent_base=>$parent,
4787 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
4788 "diff") .
4789 " | ";
4790 }
4791 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4792 hash_base=>$parent, file_name=>$diff->{'to_file'})},
4793 "blob") . " | ";
4794 if ($have_blame) {
4795 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4796 file_name=>$diff->{'to_file'})},
4797 "blame") . " | ";
4798 }
4799 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4800 file_name=>$diff->{'to_file'})},
4801 "history");
4802 print "</td>\n";
4804 } # we should not encounter Unmerged (U) or Unknown (X) status
4805 print "</tr>\n";
4806 }
4807 print "</tbody>" if $has_header;
4808 print "</table>\n";
4809 }
4811 sub git_patchset_body {
4812 my ($fd, $difftree, $hash, @hash_parents) = @_;
4813 my ($hash_parent) = $hash_parents[0];
4815 my $is_combined = (@hash_parents > 1);
4816 my $patch_idx = 0;
4817 my $patch_number = 0;
4818 my $patch_line;
4819 my $diffinfo;
4820 my $to_name;
4821 my (%from, %to);
4823 print "<div class=\"patchset\">\n";
4825 # skip to first patch
4826 while ($patch_line = <$fd>) {
4827 chomp $patch_line;
4829 last if ($patch_line =~ m/^diff /);
4830 }
4832 PATCH:
4833 while ($patch_line) {
4835 # parse "git diff" header line
4836 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
4837 # $1 is from_name, which we do not use
4838 $to_name = unquote($2);
4839 $to_name =~ s!^b/!!;
4840 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
4841 # $1 is 'cc' or 'combined', which we do not use
4842 $to_name = unquote($2);
4843 } else {
4844 $to_name = undef;
4845 }
4847 # check if current patch belong to current raw line
4848 # and parse raw git-diff line if needed
4849 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
4850 # this is continuation of a split patch
4851 print "<div class=\"patch cont\">\n";
4852 } else {
4853 # advance raw git-diff output if needed
4854 $patch_idx++ if defined $diffinfo;
4856 # read and prepare patch information
4857 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4859 # compact combined diff output can have some patches skipped
4860 # find which patch (using pathname of result) we are at now;
4861 if ($is_combined) {
4862 while ($to_name ne $diffinfo->{'to_file'}) {
4863 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4864 format_diff_cc_simplified($diffinfo, @hash_parents) .
4865 "</div>\n"; # class="patch"
4867 $patch_idx++;
4868 $patch_number++;
4870 last if $patch_idx > $#$difftree;
4871 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4872 }
4873 }
4875 # modifies %from, %to hashes
4876 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
4878 # this is first patch for raw difftree line with $patch_idx index
4879 # we index @$difftree array from 0, but number patches from 1
4880 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
4881 }
4883 # git diff header
4884 #assert($patch_line =~ m/^diff /) if DEBUG;
4885 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
4886 $patch_number++;
4887 # print "git diff" header
4888 print format_git_diff_header_line($patch_line, $diffinfo,
4889 \%from, \%to);
4891 # print extended diff header
4892 print "<div class=\"diff extended_header\">\n";
4893 EXTENDED_HEADER:
4894 while ($patch_line = <$fd>) {
4895 chomp $patch_line;
4897 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
4899 print format_extended_diff_header_line($patch_line, $diffinfo,
4900 \%from, \%to);
4901 }
4902 print "</div>\n"; # class="diff extended_header"
4904 # from-file/to-file diff header
4905 if (! $patch_line) {
4906 print "</div>\n"; # class="patch"
4907 last PATCH;
4908 }
4909 next PATCH if ($patch_line =~ m/^diff /);
4910 #assert($patch_line =~ m/^---/) if DEBUG;
4912 my $last_patch_line = $patch_line;
4913 $patch_line = <$fd>;
4914 chomp $patch_line;
4915 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
4917 print format_diff_from_to_header($last_patch_line, $patch_line,
4918 $diffinfo, \%from, \%to,
4919 @hash_parents);
4921 # the patch itself
4922 LINE:
4923 while ($patch_line = <$fd>) {
4924 chomp $patch_line;
4926 next PATCH if ($patch_line =~ m/^diff /);
4928 print format_diff_line($patch_line, \%from, \%to);
4929 }
4931 } continue {
4932 print "</div>\n"; # class="patch"
4933 }
4935 # for compact combined (--cc) format, with chunk and patch simplification
4936 # the patchset might be empty, but there might be unprocessed raw lines
4937 for (++$patch_idx if $patch_number > 0;
4938 $patch_idx < @$difftree;
4939 ++$patch_idx) {
4940 # read and prepare patch information
4941 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4943 # generate anchor for "patch" links in difftree / whatchanged part
4944 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4945 format_diff_cc_simplified($diffinfo, @hash_parents) .
4946 "</div>\n"; # class="patch"
4948 $patch_number++;
4949 }
4951 if ($patch_number == 0) {
4952 if (@hash_parents > 1) {
4953 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
4954 } else {
4955 print "<div class=\"diff nodifferences\">No differences found</div>\n";
4956 }
4957 }
4959 print "</div>\n"; # class="patchset"
4960 }
4962 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4964 # fills project list info (age, description, owner, category, forks)
4965 # for each project in the list, removing invalid projects from
4966 # returned list
4967 # NOTE: modifies $projlist, but does not remove entries from it
4968 sub fill_project_list_info {
4969 my $projlist = shift;
4970 my @projects;
4972 my $show_ctags = gitweb_check_feature('ctags');
4973 PROJECT:
4974 foreach my $pr (@$projlist) {
4975 my (@activity) = git_get_last_activity($pr->{'path'});
4976 unless (@activity) {
4977 next PROJECT;
4978 }
4979 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
4980 if (!defined $pr->{'descr'}) {
4981 my $descr = git_get_project_description($pr->{'path'}) || "";
4982 $descr = to_utf8($descr);
4983 $pr->{'descr_long'} = $descr;
4984 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
4985 }
4986 if (!defined $pr->{'owner'}) {
4987 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
4988 }
4989 if ($show_ctags) {
4990 $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
4991 }
4992 if ($projects_list_group_categories && !defined $pr->{'category'}) {
4993 my $cat = git_get_project_category($pr->{'path'}) ||
4994 $project_list_default_category;
4995 $pr->{'category'} = to_utf8($cat);
4996 }
4998 push @projects, $pr;
4999 }
5001 return @projects;
5002 }
5004 sub sort_projects_list {
5005 my ($projlist, $order) = @_;
5006 my @projects;
5008 my %order_info = (
5009 project => { key => 'path', type => 'str' },
5010 descr => { key => 'descr_long', type => 'str' },
5011 owner => { key => 'owner', type => 'str' },
5012 age => { key => 'age', type => 'num' }
5013 );
5014 my $oi = $order_info{$order};
5015 return @$projlist unless defined $oi;
5016 if ($oi->{'type'} eq 'str') {
5017 @projects = sort {$a->{$oi->{'key'}} cmp $b->{$oi->{'key'}}} @$projlist;
5018 } else {
5019 @projects = sort {$a->{$oi->{'key'}} <=> $b->{$oi->{'key'}}} @$projlist;
5020 }
5022 return @projects;
5023 }
5025 # returns a hash of categories, containing the list of project
5026 # belonging to each category
5027 sub build_projlist_by_category {
5028 my ($projlist, $from, $to) = @_;
5029 my %categories;
5031 $from = 0 unless defined $from;
5032 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5034 for (my $i = $from; $i <= $to; $i++) {
5035 my $pr = $projlist->[$i];
5036 push @{$categories{ $pr->{'category'} }}, $pr;
5037 }
5039 return wantarray ? %categories : \%categories;
5040 }
5042 # print 'sort by' <th> element, generating 'sort by $name' replay link
5043 # if that order is not selected
5044 sub print_sort_th {
5045 print format_sort_th(@_);
5046 }
5048 sub format_sort_th {
5049 my ($name, $order, $header) = @_;
5050 my $sort_th = "";
5051 $header ||= ucfirst($name);
5053 if ($order eq $name) {
5054 $sort_th .= "<th>$header</th>\n";
5055 } else {
5056 $sort_th .= "<th>" .
5057 $cgi->a({-href => href(-replay=>1, order=>$name),
5058 -class => "header"}, $header) .
5059 "</th>\n";
5060 }
5062 return $sort_th;
5063 }
5065 sub git_project_list_rows {
5066 my ($projlist, $from, $to, $check_forks) = @_;
5068 $from = 0 unless defined $from;
5069 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5071 my $alternate = 1;
5072 for (my $i = $from; $i <= $to; $i++) {
5073 my $pr = $projlist->[$i];
5075 if ($alternate) {
5076 print "<tr class=\"dark\">\n";
5077 } else {
5078 print "<tr class=\"light\">\n";
5079 }
5080 $alternate ^= 1;
5082 if ($check_forks) {
5083 print "<td>";
5084 if ($pr->{'forks'}) {
5085 my $nforks = scalar @{$pr->{'forks'}};
5086 if ($nforks > 0) {
5087 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks"),
5088 -title => "$nforks forks"}, "+");
5089 } else {
5090 print $cgi->span({-title => "$nforks forks"}, "+");
5091 }
5092 }
5093 print "</td>\n";
5094 }
5095 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5096 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
5097 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5098 -class => "list", -title => $pr->{'descr_long'}},
5099 esc_html($pr->{'descr'})) . "</td>\n" .
5100 "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
5101 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
5102 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
5103 "<td class=\"link\">" .
5104 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
5105 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
5106 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
5107 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
5108 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
5109 "</td>\n" .
5110 "</tr>\n";
5111 }
5112 }
5114 sub git_project_list_body {
5115 # actually uses global variable $project
5116 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
5117 my @projects = @$projlist;
5119 my $check_forks = gitweb_check_feature('forks');
5120 my $show_ctags = gitweb_check_feature('ctags');
5121 my $tagfilter = $show_ctags ? $cgi->param('by_tag') : undef;
5122 $check_forks = undef
5123 if ($tagfilter || $searchtext);
5125 # filtering out forks before filling info allows to do less work
5126 @projects = filter_forks_from_projects_list(\@projects)
5127 if ($check_forks);
5128 @projects = fill_project_list_info(\@projects);
5129 # searching projects require filling to be run before it
5130 @projects = search_projects_list(\@projects,
5131 'searchtext' => $searchtext,
5132 'tagfilter' => $tagfilter)
5133 if ($tagfilter || $searchtext);
5135 $order ||= $default_projects_order;
5136 $from = 0 unless defined $from;
5137 $to = $#projects if (!defined $to || $#projects < $to);
5139 # short circuit
5140 if ($from > $to) {
5141 print "<center>\n".
5142 "<b>No such projects found</b><br />\n".
5143 "Click ".$cgi->a({-href=>href(project=>undef)},"here")." to view all projects<br />\n".
5144 "</center>\n<br />\n";
5145 return;
5146 }
5148 @projects = sort_projects_list(\@projects, $order);
5150 if ($show_ctags) {
5151 my $ctags = git_gather_all_ctags(\@projects);
5152 my $cloud = git_populate_project_tagcloud($ctags);
5153 print git_show_project_tagcloud($cloud, 64);
5154 }
5156 print "<table class=\"project_list\">\n";
5157 unless ($no_header) {
5158 print "<tr>\n";
5159 if ($check_forks) {
5160 print "<th></th>\n";
5161 }
5162 print_sort_th('project', $order, 'Project');
5163 print_sort_th('descr', $order, 'Description');
5164 print_sort_th('owner', $order, 'Owner');
5165 print_sort_th('age', $order, 'Last Change');
5166 print "<th></th>\n" . # for links
5167 "</tr>\n";
5168 }
5170 if ($projects_list_group_categories) {
5171 # only display categories with projects in the $from-$to window
5172 @projects = sort {$a->{'category'} cmp $b->{'category'}} @projects[$from..$to];
5173 my %categories = build_projlist_by_category(\@projects, $from, $to);
5174 foreach my $cat (sort keys %categories) {
5175 unless ($cat eq "") {
5176 print "<tr>\n";
5177 if ($check_forks) {
5178 print "<td></td>\n";
5179 }
5180 print "<td class=\"category\" colspan=\"5\">".esc_html($cat)."</td>\n";
5181 print "</tr>\n";
5182 }
5184 git_project_list_rows($categories{$cat}, undef, undef, $check_forks);
5185 }
5186 } else {
5187 git_project_list_rows(\@projects, $from, $to, $check_forks);
5188 }
5190 if (defined $extra) {
5191 print "<tr>\n";
5192 if ($check_forks) {
5193 print "<td></td>\n";
5194 }
5195 print "<td colspan=\"5\">$extra</td>\n" .
5196 "</tr>\n";
5197 }
5198 print "</table>\n";
5199 }
5201 sub git_log_body {
5202 # uses global variable $project
5203 my ($commitlist, $from, $to, $refs, $extra) = @_;
5205 $from = 0 unless defined $from;
5206 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5208 for (my $i = 0; $i <= $to; $i++) {
5209 my %co = %{$commitlist->[$i]};
5210 next if !%co;
5211 my $commit = $co{'id'};
5212 my $ref = format_ref_marker($refs, $commit);
5213 git_print_header_div('commit',
5214 "<span class=\"age\">$co{'age_string'}</span>" .
5215 esc_html($co{'title'}) . $ref,
5216 $commit);
5217 print "<div class=\"title_text\">\n" .
5218 "<div class=\"log_link\">\n" .
5219 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
5220 " | " .
5221 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
5222 " | " .
5223 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
5224 "<br/>\n" .
5225 "</div>\n";
5226 git_print_authorship(\%co, -tag => 'span');
5227 print "<br/>\n</div>\n";
5229 print "<div class=\"log_body\">\n";
5230 git_print_log($co{'comment'}, -final_empty_line=> 1);
5231 print "</div>\n";
5232 }
5233 if ($extra) {
5234 print "<div class=\"page_nav\">\n";
5235 print "$extra\n";
5236 print "</div>\n";
5237 }
5238 }
5240 sub git_shortlog_body {
5241 # uses global variable $project
5242 my ($commitlist, $from, $to, $refs, $extra) = @_;
5244 $from = 0 unless defined $from;
5245 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5247 print "<table class=\"shortlog\">\n";
5248 my $alternate = 1;
5249 for (my $i = $from; $i <= $to; $i++) {
5250 my %co = %{$commitlist->[$i]};
5251 my $commit = $co{'id'};
5252 my $ref = format_ref_marker($refs, $commit);
5253 if ($alternate) {
5254 print "<tr class=\"dark\">\n";
5255 } else {
5256 print "<tr class=\"light\">\n";
5257 }
5258 $alternate ^= 1;
5259 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
5260 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5261 format_author_html('td', \%co, 10) . "<td>";
5262 print format_subject_html($co{'title'}, $co{'title_short'},
5263 href(action=>"commit", hash=>$commit), $ref);
5264 print "</td>\n" .
5265 "<td class=\"link\">" .
5266 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
5267 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
5268 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
5269 my $snapshot_links = format_snapshot_links($commit);
5270 if (defined $snapshot_links) {
5271 print " | " . $snapshot_links;
5272 }
5273 print "</td>\n" .
5274 "</tr>\n";
5275 }
5276 if (defined $extra) {
5277 print "<tr>\n" .
5278 "<td colspan=\"4\">$extra</td>\n" .
5279 "</tr>\n";
5280 }
5281 print "</table>\n";
5282 }
5284 sub git_history_body {
5285 # Warning: assumes constant type (blob or tree) during history
5286 my ($commitlist, $from, $to, $refs, $extra,
5287 $file_name, $file_hash, $ftype) = @_;
5289 $from = 0 unless defined $from;
5290 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
5292 print "<table class=\"history\">\n";
5293 my $alternate = 1;
5294 for (my $i = $from; $i <= $to; $i++) {
5295 my %co = %{$commitlist->[$i]};
5296 if (!%co) {
5297 next;
5298 }
5299 my $commit = $co{'id'};
5301 my $ref = format_ref_marker($refs, $commit);
5303 if ($alternate) {
5304 print "<tr class=\"dark\">\n";
5305 } else {
5306 print "<tr class=\"light\">\n";
5307 }
5308 $alternate ^= 1;
5309 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5310 # shortlog: format_author_html('td', \%co, 10)
5311 format_author_html('td', \%co, 15, 3) . "<td>";
5312 # originally git_history used chop_str($co{'title'}, 50)
5313 print format_subject_html($co{'title'}, $co{'title_short'},
5314 href(action=>"commit", hash=>$commit), $ref);
5315 print "</td>\n" .
5316 "<td class=\"link\">" .
5317 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
5318 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
5320 if ($ftype eq 'blob') {
5321 my $blob_current = $file_hash;
5322 my $blob_parent = git_get_hash_by_path($commit, $file_name);
5323 if (defined $blob_current && defined $blob_parent &&
5324 $blob_current ne $blob_parent) {
5325 print " | " .
5326 $cgi->a({-href => href(action=>"blobdiff",
5327 hash=>$blob_current, hash_parent=>$blob_parent,
5328 hash_base=>$hash_base, hash_parent_base=>$commit,
5329 file_name=>$file_name)},
5330 "diff to current");
5331 }
5332 }
5333 print "</td>\n" .
5334 "</tr>\n";
5335 }
5336 if (defined $extra) {
5337 print "<tr>\n" .
5338 "<td colspan=\"4\">$extra</td>\n" .
5339 "</tr>\n";
5340 }
5341 print "</table>\n";
5342 }
5344 sub git_tags_body {
5345 # uses global variable $project
5346 my ($taglist, $from, $to, $extra) = @_;
5347 $from = 0 unless defined $from;
5348 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
5350 print "<table class=\"tags\">\n";
5351 my $alternate = 1;
5352 for (my $i = $from; $i <= $to; $i++) {
5353 my $entry = $taglist->[$i];
5354 my %tag = %$entry;
5355 my $comment = $tag{'subject'};
5356 my $comment_short;
5357 if (defined $comment) {
5358 $comment_short = chop_str($comment, 30, 5);
5359 }
5360 if ($alternate) {
5361 print "<tr class=\"dark\">\n";
5362 } else {
5363 print "<tr class=\"light\">\n";
5364 }
5365 $alternate ^= 1;
5366 if (defined $tag{'age'}) {
5367 print "<td><i>$tag{'age'}</i></td>\n";
5368 } else {
5369 print "<td></td>\n";
5370 }
5371 print "<td>" .
5372 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
5373 -class => "list name"}, esc_html($tag{'name'})) .
5374 "</td>\n" .
5375 "<td>";
5376 if (defined $comment) {
5377 print format_subject_html($comment, $comment_short,
5378 href(action=>"tag", hash=>$tag{'id'}));
5379 }
5380 print "</td>\n" .
5381 "<td class=\"selflink\">";
5382 if ($tag{'type'} eq "tag") {
5383 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
5384 } else {
5385 print " ";
5386 }
5387 print "</td>\n" .
5388 "<td class=\"link\">" . " | " .
5389 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
5390 if ($tag{'reftype'} eq "commit") {
5391 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
5392 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
5393 } elsif ($tag{'reftype'} eq "blob") {
5394 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
5395 }
5396 print "</td>\n" .
5397 "</tr>";
5398 }
5399 if (defined $extra) {
5400 print "<tr>\n" .
5401 "<td colspan=\"5\">$extra</td>\n" .
5402 "</tr>\n";
5403 }
5404 print "</table>\n";
5405 }
5407 sub git_heads_body {
5408 # uses global variable $project
5409 my ($headlist, $head, $from, $to, $extra) = @_;
5410 $from = 0 unless defined $from;
5411 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
5413 print "<table class=\"heads\">\n";
5414 my $alternate = 1;
5415 for (my $i = $from; $i <= $to; $i++) {
5416 my $entry = $headlist->[$i];
5417 my %ref = %$entry;
5418 my $curr = $ref{'id'} eq $head;
5419 if ($alternate) {
5420 print "<tr class=\"dark\">\n";
5421 } else {
5422 print "<tr class=\"light\">\n";
5423 }
5424 $alternate ^= 1;
5425 print "<td><i>$ref{'age'}</i></td>\n" .
5426 ($curr ? "<td class=\"current_head\">" : "<td>") .
5427 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
5428 -class => "list name"},esc_html($ref{'name'})) .
5429 "</td>\n" .
5430 "<td class=\"link\">" .
5431 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
5432 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
5433 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") .
5434 "</td>\n" .
5435 "</tr>";
5436 }
5437 if (defined $extra) {
5438 print "<tr>\n" .
5439 "<td colspan=\"3\">$extra</td>\n" .
5440 "</tr>\n";
5441 }
5442 print "</table>\n";
5443 }
5445 # Display a single remote block
5446 sub git_remote_block {
5447 my ($remote, $rdata, $limit, $head) = @_;
5449 my $heads = $rdata->{'heads'};
5450 my $fetch = $rdata->{'fetch'};
5451 my $push = $rdata->{'push'};
5453 my $urls_table = "<table class=\"projects_list\">\n" ;
5455 if (defined $fetch) {
5456 if ($fetch eq $push) {
5457 $urls_table .= format_repo_url("URL", $fetch);
5458 } else {
5459 $urls_table .= format_repo_url("Fetch URL", $fetch);
5460 $urls_table .= format_repo_url("Push URL", $push) if defined $push;
5461 }
5462 } elsif (defined $push) {
5463 $urls_table .= format_repo_url("Push URL", $push);
5464 } else {
5465 $urls_table .= format_repo_url("", "No remote URL");
5466 }
5468 $urls_table .= "</table>\n";
5470 my $dots;
5471 if (defined $limit && $limit < @$heads) {
5472 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "...");
5473 }
5475 print $urls_table;
5476 git_heads_body($heads, $head, 0, $limit, $dots);
5477 }
5479 # Display a list of remote names with the respective fetch and push URLs
5480 sub git_remotes_list {
5481 my ($remotedata, $limit) = @_;
5482 print "<table class=\"heads\">\n";
5483 my $alternate = 1;
5484 my @remotes = sort keys %$remotedata;
5486 my $limited = $limit && $limit < @remotes;
5488 $#remotes = $limit - 1 if $limited;
5490 while (my $remote = shift @remotes) {
5491 my $rdata = $remotedata->{$remote};
5492 my $fetch = $rdata->{'fetch'};
5493 my $push = $rdata->{'push'};
5494 if ($alternate) {
5495 print "<tr class=\"dark\">\n";
5496 } else {
5497 print "<tr class=\"light\">\n";
5498 }
5499 $alternate ^= 1;
5500 print "<td>" .
5501 $cgi->a({-href=> href(action=>'remotes', hash=>$remote),
5502 -class=> "list name"},esc_html($remote)) .
5503 "</td>";
5504 print "<td class=\"link\">" .
5505 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") .
5506 " | " .
5507 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") .
5508 "</td>";
5510 print "</tr>\n";
5511 }
5513 if ($limited) {
5514 print "<tr>\n" .
5515 "<td colspan=\"3\">" .
5516 $cgi->a({-href => href(action=>"remotes")}, "...") .
5517 "</td>\n" . "</tr>\n";
5518 }
5520 print "</table>";
5521 }
5523 # Display remote heads grouped by remote, unless there are too many
5524 # remotes, in which case we only display the remote names
5525 sub git_remotes_body {
5526 my ($remotedata, $limit, $head) = @_;
5527 if ($limit and $limit < keys %$remotedata) {
5528 git_remotes_list($remotedata, $limit);
5529 } else {
5530 fill_remote_heads($remotedata);
5531 while (my ($remote, $rdata) = each %$remotedata) {
5532 git_print_section({-class=>"remote", -id=>$remote},
5533 ["remotes", $remote, $remote], sub {
5534 git_remote_block($remote, $rdata, $limit, $head);
5535 });
5536 }
5537 }
5538 }
5540 sub git_search_message {
5541 my %co = @_;
5543 my $greptype;
5544 if ($searchtype eq 'commit') {
5545 $greptype = "--grep=";
5546 } elsif ($searchtype eq 'author') {
5547 $greptype = "--author=";
5548 } elsif ($searchtype eq 'committer') {
5549 $greptype = "--committer=";
5550 }
5551 $greptype .= $searchtext;
5552 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
5553 $greptype, '--regexp-ignore-case',
5554 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
5556 my $paging_nav = '';
5557 if ($page > 0) {
5558 $paging_nav .=
5559 $cgi->a({-href => href(-replay=>1, page=>undef)},
5560 "first") .
5561 " ⋅ " .
5562 $cgi->a({-href => href(-replay=>1, page=>$page-1),
5563 -accesskey => "p", -title => "Alt-p"}, "prev");
5564 } else {
5565 $paging_nav .= "first ⋅ prev";
5566 }
5567 my $next_link = '';
5568 if ($#commitlist >= 100) {
5569 $next_link =
5570 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5571 -accesskey => "n", -title => "Alt-n"}, "next");
5572 $paging_nav .= " ⋅ $next_link";
5573 } else {
5574 $paging_nav .= " ⋅ next";
5575 }
5577 git_header_html();
5579 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
5580 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5581 if ($page == 0 && !@commitlist) {
5582 print "<p>No match.</p>\n";
5583 } else {
5584 git_search_grep_body(\@commitlist, 0, 99, $next_link);
5585 }
5587 git_footer_html();
5588 }
5590 sub git_search_changes {
5591 my %co = @_;
5593 local $/ = "\n";
5594 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
5595 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
5596 ($search_use_regexp ? '--pickaxe-regex' : ())
5597 or die_error(500, "Open git-log failed");
5599 git_header_html();
5601 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5602 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5604 print "<table class=\"pickaxe search\">\n";
5605 my $alternate = 1;
5606 undef %co;
5607 my @files;
5608 while (my $line = <$fd>) {
5609 chomp $line;
5610 next unless $line;
5612 my %set = parse_difftree_raw_line($line);
5613 if (defined $set{'commit'}) {
5614 # finish previous commit
5615 if (%co) {
5616 print "</td>\n" .
5617 "<td class=\"link\">" .
5618 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
5619 "commit") .
5620 " | " .
5621 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
5622 hash_base=>$co{'id'})},
5623 "tree") .
5624 "</td>\n" .
5625 "</tr>\n";
5626 }
5628 if ($alternate) {
5629 print "<tr class=\"dark\">\n";
5630 } else {
5631 print "<tr class=\"light\">\n";
5632 }
5633 $alternate ^= 1;
5634 %co = parse_commit($set{'commit'});
5635 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
5636 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5637 "<td><i>$author</i></td>\n" .
5638 "<td>" .
5639 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5640 -class => "list subject"},
5641 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5642 } elsif (defined $set{'to_id'}) {
5643 next if ($set{'to_id'} =~ m/^0{40}$/);
5645 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
5646 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
5647 -class => "list"},
5648 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
5649 "<br/>\n";
5650 }
5651 }
5652 close $fd;
5654 # finish last commit (warning: repetition!)
5655 if (%co) {
5656 print "</td>\n" .
5657 "<td class=\"link\">" .
5658 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
5659 "commit") .
5660 " | " .
5661 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
5662 hash_base=>$co{'id'})},
5663 "tree") .
5664 "</td>\n" .
5665 "</tr>\n";
5666 }
5668 print "</table>\n";
5670 git_footer_html();
5671 }
5673 sub git_search_files {
5674 my %co = @_;
5676 local $/ = "\n";
5677 open my $fd, "-|", git_cmd(), 'grep', '-n',
5678 $search_use_regexp ? ('-E', '-i') : '-F',
5679 $searchtext, $co{'tree'}
5680 or die_error(500, "Open git-grep failed");
5682 git_header_html();
5684 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5685 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5687 print "<table class=\"grep_search\">\n";
5688 my $alternate = 1;
5689 my $matches = 0;
5690 my $lastfile = '';
5691 while (my $line = <$fd>) {
5692 chomp $line;
5693 my ($file, $lno, $ltext, $binary);
5694 last if ($matches++ > 1000);
5695 if ($line =~ /^Binary file (.+) matches$/) {
5696 $file = $1;
5697 $binary = 1;
5698 } else {
5699 (undef, $file, $lno, $ltext) = split(/:/, $line, 4);
5700 }
5701 if ($file ne $lastfile) {
5702 $lastfile and print "</td></tr>\n";
5703 if ($alternate++) {
5704 print "<tr class=\"dark\">\n";
5705 } else {
5706 print "<tr class=\"light\">\n";
5707 }
5708 print "<td class=\"list\">".
5709 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
5710 file_name=>"$file"),
5711 -class => "list"}, esc_path($file));
5712 print "</td><td>\n";
5713 $lastfile = $file;
5714 }
5715 if ($binary) {
5716 print "<div class=\"binary\">Binary file</div>\n";
5717 } else {
5718 $ltext = untabify($ltext);
5719 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
5720 $ltext = esc_html($1, -nbsp=>1);
5721 $ltext .= '<span class="match">';
5722 $ltext .= esc_html($2, -nbsp=>1);
5723 $ltext .= '</span>';
5724 $ltext .= esc_html($3, -nbsp=>1);
5725 } else {
5726 $ltext = esc_html($ltext, -nbsp=>1);
5727 }
5728 print "<div class=\"pre\">" .
5729 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
5730 file_name=>"$file").'#l'.$lno,
5731 -class => "linenr"}, sprintf('%4i', $lno))
5732 . ' ' . $ltext . "</div>\n";
5733 }
5734 }
5735 if ($lastfile) {
5736 print "</td></tr>\n";
5737 if ($matches > 1000) {
5738 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
5739 }
5740 } else {
5741 print "<div class=\"diff nodifferences\">No matches found</div>\n";
5742 }
5743 close $fd;
5745 print "</table>\n";
5747 git_footer_html();
5748 }
5750 sub git_search_grep_body {
5751 my ($commitlist, $from, $to, $extra) = @_;
5752 $from = 0 unless defined $from;
5753 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5755 print "<table class=\"commit_search\">\n";
5756 my $alternate = 1;
5757 for (my $i = $from; $i <= $to; $i++) {
5758 my %co = %{$commitlist->[$i]};
5759 if (!%co) {
5760 next;
5761 }
5762 my $commit = $co{'id'};
5763 if ($alternate) {
5764 print "<tr class=\"dark\">\n";
5765 } else {
5766 print "<tr class=\"light\">\n";
5767 }
5768 $alternate ^= 1;
5769 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5770 format_author_html('td', \%co, 15, 5) .
5771 "<td>" .
5772 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5773 -class => "list subject"},
5774 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5775 my $comment = $co{'comment'};
5776 foreach my $line (@$comment) {
5777 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
5778 my ($lead, $match, $trail) = ($1, $2, $3);
5779 $match = chop_str($match, 70, 5, 'center');
5780 my $contextlen = int((80 - length($match))/2);
5781 $contextlen = 30 if ($contextlen > 30);
5782 $lead = chop_str($lead, $contextlen, 10, 'left');
5783 $trail = chop_str($trail, $contextlen, 10, 'right');
5785 $lead = esc_html($lead);
5786 $match = esc_html($match);
5787 $trail = esc_html($trail);
5789 print "$lead<span class=\"match\">$match</span>$trail<br />";
5790 }
5791 }
5792 print "</td>\n" .
5793 "<td class=\"link\">" .
5794 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5795 " | " .
5796 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
5797 " | " .
5798 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5799 print "</td>\n" .
5800 "</tr>\n";
5801 }
5802 if (defined $extra) {
5803 print "<tr>\n" .
5804 "<td colspan=\"3\">$extra</td>\n" .
5805 "</tr>\n";
5806 }
5807 print "</table>\n";
5808 }
5810 ## ======================================================================
5811 ## ======================================================================
5812 ## actions
5814 sub git_project_list {
5815 my $order = $input_params{'order'};
5816 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5817 die_error(400, "Unknown order parameter");
5818 }
5820 my @list = git_get_projects_list();
5821 if (!@list) {
5822 die_error(404, "No projects found");
5823 }
5825 git_header_html();
5826 if (defined $home_text && -f $home_text) {
5827 print "<div class=\"index_include\">\n";
5828 insert_file($home_text);
5829 print "</div>\n";
5830 }
5831 print $cgi->startform(-method => "get") .
5832 "<p class=\"projsearch\">Search:\n" .
5833 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
5834 "</p>" .
5835 $cgi->end_form() . "\n";
5836 git_project_list_body(\@list, $order);
5837 git_footer_html();
5838 }
5840 sub git_forks {
5841 my $order = $input_params{'order'};
5842 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5843 die_error(400, "Unknown order parameter");
5844 }
5846 my @list = git_get_projects_list($project);
5847 if (!@list) {
5848 die_error(404, "No forks found");
5849 }
5851 git_header_html();
5852 git_print_page_nav('','');
5853 git_print_header_div('summary', "$project forks");
5854 git_project_list_body(\@list, $order);
5855 git_footer_html();
5856 }
5858 sub git_project_index {
5859 my @projects = git_get_projects_list();
5860 if (!@projects) {
5861 die_error(404, "No projects found");
5862 }
5864 print $cgi->header(
5865 -type => 'text/plain',
5866 -charset => 'utf-8',
5867 -content_disposition => 'inline; filename="index.aux"');
5869 foreach my $pr (@projects) {
5870 if (!exists $pr->{'owner'}) {
5871 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
5872 }
5874 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
5875 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
5876 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5877 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5878 $path =~ s/ /\+/g;
5879 $owner =~ s/ /\+/g;
5881 print "$path $owner\n";
5882 }
5883 }
5885 sub git_summary {
5886 my $descr = git_get_project_description($project) || "none";
5887 my %co = parse_commit("HEAD");
5888 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
5889 my $head = $co{'id'};
5890 my $remote_heads = gitweb_check_feature('remote_heads');
5892 my $owner = git_get_project_owner($project);
5894 my $refs = git_get_references();
5895 # These get_*_list functions return one more to allow us to see if
5896 # there are more ...
5897 my @taglist = git_get_tags_list(16);
5898 my @headlist = git_get_heads_list(16);
5899 my %remotedata = $remote_heads ? git_get_remotes_list() : ();
5900 my @forklist;
5901 my $check_forks = gitweb_check_feature('forks');
5903 if ($check_forks) {
5904 # find forks of a project
5905 @forklist = git_get_projects_list($project);
5906 # filter out forks of forks
5907 @forklist = filter_forks_from_projects_list(\@forklist)
5908 if (@forklist);
5909 }
5911 git_header_html();
5912 git_print_page_nav('summary','', $head);
5914 print "<div class=\"title\"> </div>\n";
5915 print "<table class=\"projects_list\">\n" .
5916 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
5917 "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
5918 if (defined $cd{'rfc2822'}) {
5919 print "<tr id=\"metadata_lchange\"><td>last change</td>" .
5920 "<td>".format_timestamp_html(\%cd)."</td></tr>\n";
5921 }
5923 # use per project git URL list in $projectroot/$project/cloneurl
5924 # or make project git URL from git base URL and project name
5925 my $url_tag = "URL";
5926 my @url_list = git_get_project_url_list($project);
5927 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
5928 foreach my $git_url (@url_list) {
5929 next unless $git_url;
5930 print format_repo_url($url_tag, $git_url);
5931 $url_tag = "";
5932 }
5934 # Tag cloud
5935 my $show_ctags = gitweb_check_feature('ctags');
5936 if ($show_ctags) {
5937 my $ctags = git_get_project_ctags($project);
5938 if (%$ctags) {
5939 # without ability to add tags, don't show if there are none
5940 my $cloud = git_populate_project_tagcloud($ctags);
5941 print "<tr id=\"metadata_ctags\">" .
5942 "<td>content tags</td>" .
5943 "<td>".git_show_project_tagcloud($cloud, 48)."</td>" .
5944 "</tr>\n";
5945 }
5946 }
5948 print "</table>\n";
5950 # If XSS prevention is on, we don't include README.html.
5951 # TODO: Allow a readme in some safe format.
5952 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
5953 print "<div class=\"title\">readme</div>\n" .
5954 "<div class=\"readme\">\n";
5955 insert_file("$projectroot/$project/README.html");
5956 print "\n</div>\n"; # class="readme"
5957 }
5959 # we need to request one more than 16 (0..15) to check if
5960 # those 16 are all
5961 my @commitlist = $head ? parse_commits($head, 17) : ();
5962 if (@commitlist) {
5963 git_print_header_div('shortlog');
5964 git_shortlog_body(\@commitlist, 0, 15, $refs,
5965 $#commitlist <= 15 ? undef :
5966 $cgi->a({-href => href(action=>"shortlog")}, "..."));
5967 }
5969 if (@taglist) {
5970 git_print_header_div('tags');
5971 git_tags_body(\@taglist, 0, 15,
5972 $#taglist <= 15 ? undef :
5973 $cgi->a({-href => href(action=>"tags")}, "..."));
5974 }
5976 if (@headlist) {
5977 git_print_header_div('heads');
5978 git_heads_body(\@headlist, $head, 0, 15,
5979 $#headlist <= 15 ? undef :
5980 $cgi->a({-href => href(action=>"heads")}, "..."));
5981 }
5983 if (%remotedata) {
5984 git_print_header_div('remotes');
5985 git_remotes_body(\%remotedata, 15, $head);
5986 }
5988 if (@forklist) {
5989 git_print_header_div('forks');
5990 git_project_list_body(\@forklist, 'age', 0, 15,
5991 $#forklist <= 15 ? undef :
5992 $cgi->a({-href => href(action=>"forks")}, "..."),
5993 'no_header');
5994 }
5996 git_footer_html();
5997 }
5999 sub git_tag {
6000 my %tag = parse_tag($hash);
6002 if (! %tag) {
6003 die_error(404, "Unknown tag object");
6004 }
6006 my $head = git_get_head_hash($project);
6007 git_header_html();
6008 git_print_page_nav('','', $head,undef,$head);
6009 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
6010 print "<div class=\"title_text\">\n" .
6011 "<table class=\"object_header\">\n" .
6012 "<tr>\n" .
6013 "<td>object</td>\n" .
6014 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6015 $tag{'object'}) . "</td>\n" .
6016 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6017 $tag{'type'}) . "</td>\n" .
6018 "</tr>\n";
6019 if (defined($tag{'author'})) {
6020 git_print_authorship_rows(\%tag, 'author');
6021 }
6022 print "</table>\n\n" .
6023 "</div>\n";
6024 print "<div class=\"page_body\">";
6025 my $comment = $tag{'comment'};
6026 foreach my $line (@$comment) {
6027 chomp $line;
6028 print esc_html($line, -nbsp=>1) . "<br/>\n";
6029 }
6030 print "</div>\n";
6031 git_footer_html();
6032 }
6034 sub git_blame_common {
6035 my $format = shift || 'porcelain';
6036 if ($format eq 'porcelain' && $cgi->param('js')) {
6037 $format = 'incremental';
6038 $action = 'blame_incremental'; # for page title etc
6039 }
6041 # permissions
6042 gitweb_check_feature('blame')
6043 or die_error(403, "Blame view not allowed");
6045 # error checking
6046 die_error(400, "No file name given") unless $file_name;
6047 $hash_base ||= git_get_head_hash($project);
6048 die_error(404, "Couldn't find base commit") unless $hash_base;
6049 my %co = parse_commit($hash_base)
6050 or die_error(404, "Commit not found");
6051 my $ftype = "blob";
6052 if (!defined $hash) {
6053 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
6054 or die_error(404, "Error looking up file");
6055 } else {
6056 $ftype = git_get_type($hash);
6057 if ($ftype !~ "blob") {
6058 die_error(400, "Object is not a blob");
6059 }
6060 }
6062 my $fd;
6063 if ($format eq 'incremental') {
6064 # get file contents (as base)
6065 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
6066 or die_error(500, "Open git-cat-file failed");
6067 } elsif ($format eq 'data') {
6068 # run git-blame --incremental
6069 open $fd, "-|", git_cmd(), "blame", "--incremental",
6070 $hash_base, "--", $file_name
6071 or die_error(500, "Open git-blame --incremental failed");
6072 } else {
6073 # run git-blame --porcelain
6074 open $fd, "-|", git_cmd(), "blame", '-p',
6075 $hash_base, '--', $file_name
6076 or die_error(500, "Open git-blame --porcelain failed");
6077 }
6079 # incremental blame data returns early
6080 if ($format eq 'data') {
6081 print $cgi->header(
6082 -type=>"text/plain", -charset => "utf-8",
6083 -status=> "200 OK");
6084 local $| = 1; # output autoflush
6085 print while <$fd>;
6086 close $fd
6087 or print "ERROR $!\n";
6089 print 'END';
6090 if (defined $t0 && gitweb_check_feature('timed')) {
6091 print ' '.
6092 tv_interval($t0, [ gettimeofday() ]).
6093 ' '.$number_of_git_cmds;
6094 }
6095 print "\n";
6097 return;
6098 }
6100 # page header
6101 git_header_html();
6102 my $formats_nav =
6103 $cgi->a({-href => href(action=>"blob", -replay=>1)},
6104 "blob") .
6105 " | ";
6106 if ($format eq 'incremental') {
6107 $formats_nav .=
6108 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
6109 "blame") . " (non-incremental)";
6110 } else {
6111 $formats_nav .=
6112 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
6113 "blame") . " (incremental)";
6114 }
6115 $formats_nav .=
6116 " | " .
6117 $cgi->a({-href => href(action=>"history", -replay=>1)},
6118 "history") .
6119 " | " .
6120 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
6121 "HEAD");
6122 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6123 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6124 git_print_page_path($file_name, $ftype, $hash_base);
6126 # page body
6127 if ($format eq 'incremental') {
6128 print "<noscript>\n<div class=\"error\"><center><b>\n".
6129 "This page requires JavaScript to run.\n Use ".
6130 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
6131 'this page').
6132 " instead.\n".
6133 "</b></center></div>\n</noscript>\n";
6135 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
6136 }
6138 print qq!<div class="page_body">\n!;
6139 print qq!<div id="progress_info">... / ...</div>\n!
6140 if ($format eq 'incremental');
6141 print qq!<table id="blame_table" class="blame" width="100%">\n!.
6142 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
6143 qq!<thead>\n!.
6144 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
6145 qq!</thead>\n!.
6146 qq!<tbody>\n!;
6148 my @rev_color = qw(light dark);
6149 my $num_colors = scalar(@rev_color);
6150 my $current_color = 0;
6152 if ($format eq 'incremental') {
6153 my $color_class = $rev_color[$current_color];
6155 #contents of a file
6156 my $linenr = 0;
6157 LINE:
6158 while (my $line = <$fd>) {
6159 chomp $line;
6160 $linenr++;
6162 print qq!<tr id="l$linenr" class="$color_class">!.
6163 qq!<td class="sha1"><a href=""> </a></td>!.
6164 qq!<td class="linenr">!.
6165 qq!<a class="linenr" href="">$linenr</a></td>!;
6166 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
6167 print qq!</tr>\n!;
6168 }
6170 } else { # porcelain, i.e. ordinary blame
6171 my %metainfo = (); # saves information about commits
6173 # blame data
6174 LINE:
6175 while (my $line = <$fd>) {
6176 chomp $line;
6177 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
6178 # no <lines in group> for subsequent lines in group of lines
6179 my ($full_rev, $orig_lineno, $lineno, $group_size) =
6180 ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/);
6181 if (!exists $metainfo{$full_rev}) {
6182 $metainfo{$full_rev} = { 'nprevious' => 0 };
6183 }
6184 my $meta = $metainfo{$full_rev};
6185 my $data;
6186 while ($data = <$fd>) {
6187 chomp $data;
6188 last if ($data =~ s/^\t//); # contents of line
6189 if ($data =~ /^(\S+)(?: (.*))?$/) {
6190 $meta->{$1} = $2 unless exists $meta->{$1};
6191 }
6192 if ($data =~ /^previous /) {
6193 $meta->{'nprevious'}++;
6194 }
6195 }
6196 my $short_rev = substr($full_rev, 0, 8);
6197 my $author = $meta->{'author'};
6198 my %date =
6199 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
6200 my $date = $date{'iso-tz'};
6201 if ($group_size) {
6202 $current_color = ($current_color + 1) % $num_colors;
6203 }
6204 my $tr_class = $rev_color[$current_color];
6205 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
6206 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
6207 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
6208 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
6209 if ($group_size) {
6210 print "<td class=\"sha1\"";
6211 print " title=\"". esc_html($author) . ", $date\"";
6212 print " rowspan=\"$group_size\"" if ($group_size > 1);
6213 print ">";
6214 print $cgi->a({-href => href(action=>"commit",
6215 hash=>$full_rev,
6216 file_name=>$file_name)},
6217 esc_html($short_rev));
6218 if ($group_size >= 2) {
6219 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
6220 if (@author_initials) {
6221 print "<br />" .
6222 esc_html(join('', @author_initials));
6223 # or join('.', ...)
6224 }
6225 }
6226 print "</td>\n";
6227 }
6228 # 'previous' <sha1 of parent commit> <filename at commit>
6229 if (exists $meta->{'previous'} &&
6230 $meta->{'previous'} =~ /^([a-fA-F0-9]{40}) (.*)$/) {
6231 $meta->{'parent'} = $1;
6232 $meta->{'file_parent'} = unquote($2);
6233 }
6234 my $linenr_commit =
6235 exists($meta->{'parent'}) ?
6236 $meta->{'parent'} : $full_rev;
6237 my $linenr_filename =
6238 exists($meta->{'file_parent'}) ?
6239 $meta->{'file_parent'} : unquote($meta->{'filename'});
6240 my $blamed = href(action => 'blame',
6241 file_name => $linenr_filename,
6242 hash_base => $linenr_commit);
6243 print "<td class=\"linenr\">";
6244 print $cgi->a({ -href => "$blamed#l$orig_lineno",
6245 -class => "linenr" },
6246 esc_html($lineno));
6247 print "</td>";
6248 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
6249 print "</tr>\n";
6250 } # end while
6252 }
6254 # footer
6255 print "</tbody>\n".
6256 "</table>\n"; # class="blame"
6257 print "</div>\n"; # class="blame_body"
6258 close $fd
6259 or print "Reading blob failed\n";
6261 git_footer_html();
6262 }
6264 sub git_blame {
6265 git_blame_common();
6266 }
6268 sub git_blame_incremental {
6269 git_blame_common('incremental');
6270 }
6272 sub git_blame_data {
6273 git_blame_common('data');
6274 }
6276 sub git_tags {
6277 my $head = git_get_head_hash($project);
6278 git_header_html();
6279 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags'));
6280 git_print_header_div('summary', $project);
6282 my @tagslist = git_get_tags_list();
6283 if (@tagslist) {
6284 git_tags_body(\@tagslist);
6285 }
6286 git_footer_html();
6287 }
6289 sub git_heads {
6290 my $head = git_get_head_hash($project);
6291 git_header_html();
6292 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads'));
6293 git_print_header_div('summary', $project);
6295 my @headslist = git_get_heads_list();
6296 if (@headslist) {
6297 git_heads_body(\@headslist, $head);
6298 }
6299 git_footer_html();
6300 }
6302 # used both for single remote view and for list of all the remotes
6303 sub git_remotes {
6304 gitweb_check_feature('remote_heads')
6305 or die_error(403, "Remote heads view is disabled");
6307 my $head = git_get_head_hash($project);
6308 my $remote = $input_params{'hash'};
6310 my $remotedata = git_get_remotes_list($remote);
6311 die_error(500, "Unable to get remote information") unless defined $remotedata;
6313 unless (%$remotedata) {
6314 die_error(404, defined $remote ?
6315 "Remote $remote not found" :
6316 "No remotes found");
6317 }
6319 git_header_html(undef, undef, -action_extra => $remote);
6320 git_print_page_nav('', '', $head, undef, $head,
6321 format_ref_views($remote ? '' : 'remotes'));
6323 fill_remote_heads($remotedata);
6324 if (defined $remote) {
6325 git_print_header_div('remotes', "$remote remote for $project");
6326 git_remote_block($remote, $remotedata->{$remote}, undef, $head);
6327 } else {
6328 git_print_header_div('summary', "$project remotes");
6329 git_remotes_body($remotedata, undef, $head);
6330 }
6332 git_footer_html();
6333 }
6335 sub git_blob_plain {
6336 my $type = shift;
6337 my $expires;
6339 if (!defined $hash) {
6340 if (defined $file_name) {
6341 my $base = $hash_base || git_get_head_hash($project);
6342 $hash = git_get_hash_by_path($base, $file_name, "blob")
6343 or die_error(404, "Cannot find file");
6344 } else {
6345 die_error(400, "No file name defined");
6346 }
6347 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6348 # blobs defined by non-textual hash id's can be cached
6349 $expires = "+1d";
6350 }
6352 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
6353 or die_error(500, "Open git-cat-file blob '$hash' failed");
6355 # content-type (can include charset)
6356 $type = blob_contenttype($fd, $file_name, $type);
6358 # "save as" filename, even when no $file_name is given
6359 my $save_as = "$hash";
6360 if (defined $file_name) {
6361 $save_as = $file_name;
6362 } elsif ($type =~ m/^text\//) {
6363 $save_as .= '.txt';
6364 }
6366 # With XSS prevention on, blobs of all types except a few known safe
6367 # ones are served with "Content-Disposition: attachment" to make sure
6368 # they don't run in our security domain. For certain image types,
6369 # blob view writes an <img> tag referring to blob_plain view, and we
6370 # want to be sure not to break that by serving the image as an
6371 # attachment (though Firefox 3 doesn't seem to care).
6372 my $sandbox = $prevent_xss &&
6373 $type !~ m!^(?:text/[a-z]+|image/(?:gif|png|jpeg))(?:[ ;]|$)!;
6375 # serve text/* as text/plain
6376 if ($prevent_xss &&
6377 ($type =~ m!^text/[a-z]+\b(.*)$! ||
6378 ($type =~ m!^[a-z]+/[a-z]\+xml\b(.*)$! && -T $fd))) {
6379 my $rest = $1;
6380 $rest = defined $rest ? $rest : '';
6381 $type = "text/plain$rest";
6382 }
6384 print $cgi->header(
6385 -type => $type,
6386 -expires => $expires,
6387 -content_disposition =>
6388 ($sandbox ? 'attachment' : 'inline')
6389 . '; filename="' . $save_as . '"');
6390 local $/ = undef;
6391 binmode STDOUT, ':raw';
6392 print <$fd>;
6393 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
6394 close $fd;
6395 }
6397 sub git_blob {
6398 my $expires;
6400 if (!defined $hash) {
6401 if (defined $file_name) {
6402 my $base = $hash_base || git_get_head_hash($project);
6403 $hash = git_get_hash_by_path($base, $file_name, "blob")
6404 or die_error(404, "Cannot find file");
6405 } else {
6406 die_error(400, "No file name defined");
6407 }
6408 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6409 # blobs defined by non-textual hash id's can be cached
6410 $expires = "+1d";
6411 }
6413 my $have_blame = gitweb_check_feature('blame');
6414 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
6415 or die_error(500, "Couldn't cat $file_name, $hash");
6416 my $mimetype = blob_mimetype($fd, $file_name);
6417 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
6418 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
6419 close $fd;
6420 return git_blob_plain($mimetype);
6421 }
6422 # we can have blame only for text/* mimetype
6423 $have_blame &&= ($mimetype =~ m!^text/!);
6425 my $highlight = gitweb_check_feature('highlight');
6426 my $syntax = guess_file_syntax($highlight, $mimetype, $file_name);
6427 $fd = run_highlighter($fd, $highlight, $syntax)
6428 if $syntax;
6430 git_header_html(undef, $expires);
6431 my $formats_nav = '';
6432 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
6433 if (defined $file_name) {
6434 if ($have_blame) {
6435 $formats_nav .=
6436 $cgi->a({-href => href(action=>"blame", -replay=>1)},
6437 "blame") .
6438 " | ";
6439 }
6440 $formats_nav .=
6441 $cgi->a({-href => href(action=>"history", -replay=>1)},
6442 "history") .
6443 " | " .
6444 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
6445 "raw") .
6446 " | " .
6447 $cgi->a({-href => href(action=>"blob",
6448 hash_base=>"HEAD", file_name=>$file_name)},
6449 "HEAD");
6450 } else {
6451 $formats_nav .=
6452 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
6453 "raw");
6454 }
6455 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6456 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6457 } else {
6458 print "<div class=\"page_nav\">\n" .
6459 "<br/><br/></div>\n" .
6460 "<div class=\"title\">".esc_html($hash)."</div>\n";
6461 }
6462 git_print_page_path($file_name, "blob", $hash_base);
6463 print "<div class=\"page_body\">\n";
6464 if ($mimetype =~ m!^image/!) {
6465 print qq!<img type="!.esc_attr($mimetype).qq!"!;
6466 if ($file_name) {
6467 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
6468 }
6469 print qq! src="! .
6470 href(action=>"blob_plain", hash=>$hash,
6471 hash_base=>$hash_base, file_name=>$file_name) .
6472 qq!" />\n!;
6473 } else {
6474 my $nr;
6475 while (my $line = <$fd>) {
6476 chomp $line;
6477 $nr++;
6478 $line = untabify($line);
6479 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
6480 $nr, esc_attr(href(-replay => 1)), $nr, $nr, $syntax ? to_utf8($line) : esc_html($line, -nbsp=>1);
6481 }
6482 }
6483 close $fd
6484 or print "Reading blob failed.\n";
6485 print "</div>";
6486 git_footer_html();
6487 }
6489 sub git_tree {
6490 if (!defined $hash_base) {
6491 $hash_base = "HEAD";
6492 }
6493 if (!defined $hash) {
6494 if (defined $file_name) {
6495 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
6496 } else {
6497 $hash = $hash_base;
6498 }
6499 }
6500 die_error(404, "No such tree") unless defined($hash);
6502 my $show_sizes = gitweb_check_feature('show-sizes');
6503 my $have_blame = gitweb_check_feature('blame');
6505 my @entries = ();
6506 {
6507 local $/ = "\0";
6508 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
6509 ($show_sizes ? '-l' : ()), @extra_options, $hash
6510 or die_error(500, "Open git-ls-tree failed");
6511 @entries = map { chomp; $_ } <$fd>;
6512 close $fd
6513 or die_error(404, "Reading tree failed");
6514 }
6516 my $refs = git_get_references();
6517 my $ref = format_ref_marker($refs, $hash_base);
6518 git_header_html();
6519 my $basedir = '';
6520 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
6521 my @views_nav = ();
6522 if (defined $file_name) {
6523 push @views_nav,
6524 $cgi->a({-href => href(action=>"history", -replay=>1)},
6525 "history"),
6526 $cgi->a({-href => href(action=>"tree",
6527 hash_base=>"HEAD", file_name=>$file_name)},
6528 "HEAD"),
6529 }
6530 my $snapshot_links = format_snapshot_links($hash);
6531 if (defined $snapshot_links) {
6532 # FIXME: Should be available when we have no hash base as well.
6533 push @views_nav, $snapshot_links;
6534 }
6535 git_print_page_nav('tree','', $hash_base, undef, undef,
6536 join(' | ', @views_nav));
6537 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
6538 } else {
6539 undef $hash_base;
6540 print "<div class=\"page_nav\">\n";
6541 print "<br/><br/></div>\n";
6542 print "<div class=\"title\">".esc_html($hash)."</div>\n";
6543 }
6544 if (defined $file_name) {
6545 $basedir = $file_name;
6546 if ($basedir ne '' && substr($basedir, -1) ne '/') {
6547 $basedir .= '/';
6548 }
6549 git_print_page_path($file_name, 'tree', $hash_base);
6550 }
6551 print "<div class=\"page_body\">\n";
6552 print "<table class=\"tree\">\n";
6553 my $alternate = 1;
6554 # '..' (top directory) link if possible
6555 if (defined $hash_base &&
6556 defined $file_name && $file_name =~ m![^/]+$!) {
6557 if ($alternate) {
6558 print "<tr class=\"dark\">\n";
6559 } else {
6560 print "<tr class=\"light\">\n";
6561 }
6562 $alternate ^= 1;
6564 my $up = $file_name;
6565 $up =~ s!/?[^/]+$!!;
6566 undef $up unless $up;
6567 # based on git_print_tree_entry
6568 print '<td class="mode">' . mode_str('040000') . "</td>\n";
6569 print '<td class="size"> </td>'."\n" if $show_sizes;
6570 print '<td class="list">';
6571 print $cgi->a({-href => href(action=>"tree",
6572 hash_base=>$hash_base,
6573 file_name=>$up)},
6574 "..");
6575 print "</td>\n";
6576 print "<td class=\"link\"></td>\n";
6578 print "</tr>\n";
6579 }
6580 foreach my $line (@entries) {
6581 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
6583 if ($alternate) {
6584 print "<tr class=\"dark\">\n";
6585 } else {
6586 print "<tr class=\"light\">\n";
6587 }
6588 $alternate ^= 1;
6590 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
6592 print "</tr>\n";
6593 }
6594 print "</table>\n" .
6595 "</div>";
6596 git_footer_html();
6597 }
6599 sub snapshot_name {
6600 my ($project, $hash) = @_;
6602 # path/to/project.git -> project
6603 # path/to/project/.git -> project
6604 my $name = to_utf8($project);
6605 $name =~ s,([^/])/*\.git$,$1,;
6606 $name = basename($name);
6607 # sanitize name
6608 $name =~ s/[[:cntrl:]]/?/g;
6610 my $ver = $hash;
6611 if ($hash =~ /^[0-9a-fA-F]+$/) {
6612 # shorten SHA-1 hash
6613 my $full_hash = git_get_full_hash($project, $hash);
6614 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
6615 $ver = git_get_short_hash($project, $hash);
6616 }
6617 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
6618 # tags don't need shortened SHA-1 hash
6619 $ver = $1;
6620 } else {
6621 # branches and other need shortened SHA-1 hash
6622 if ($hash =~ m!^refs/(?:heads|remotes)/(.*)$!) {
6623 $ver = $1;
6624 }
6625 $ver .= '-' . git_get_short_hash($project, $hash);
6626 }
6627 # in case of hierarchical branch names
6628 $ver =~ s!/!.!g;
6630 # name = project-version_string
6631 $name = "$name-$ver";
6633 return wantarray ? ($name, $name) : $name;
6634 }
6636 sub git_snapshot {
6637 my $format = $input_params{'snapshot_format'};
6638 if (!@snapshot_fmts) {
6639 die_error(403, "Snapshots not allowed");
6640 }
6641 # default to first supported snapshot format
6642 $format ||= $snapshot_fmts[0];
6643 if ($format !~ m/^[a-z0-9]+$/) {
6644 die_error(400, "Invalid snapshot format parameter");
6645 } elsif (!exists($known_snapshot_formats{$format})) {
6646 die_error(400, "Unknown snapshot format");
6647 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
6648 die_error(403, "Snapshot format not allowed");
6649 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
6650 die_error(403, "Unsupported snapshot format");
6651 }
6653 my $type = git_get_type("$hash^{}");
6654 if (!$type) {
6655 die_error(404, 'Object does not exist');
6656 } elsif ($type eq 'blob') {
6657 die_error(400, 'Object is not a tree-ish');
6658 }
6660 my ($name, $prefix) = snapshot_name($project, $hash);
6661 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
6662 my $cmd = quote_command(
6663 git_cmd(), 'archive',
6664 "--format=$known_snapshot_formats{$format}{'format'}",
6665 "--prefix=$prefix/", $hash);
6666 if (exists $known_snapshot_formats{$format}{'compressor'}) {
6667 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
6668 }
6670 $filename =~ s/(["\\])/\\$1/g;
6671 print $cgi->header(
6672 -type => $known_snapshot_formats{$format}{'type'},
6673 -content_disposition => 'inline; filename="' . $filename . '"',
6674 -status => '200 OK');
6676 open my $fd, "-|", $cmd
6677 or die_error(500, "Execute git-archive failed");
6678 binmode STDOUT, ':raw';
6679 print <$fd>;
6680 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
6681 close $fd;
6682 }
6684 sub git_log_generic {
6685 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
6687 my $head = git_get_head_hash($project);
6688 if (!defined $base) {
6689 $base = $head;
6690 }
6691 if (!defined $page) {
6692 $page = 0;
6693 }
6694 my $refs = git_get_references();
6696 my $commit_hash = $base;
6697 if (defined $parent) {
6698 $commit_hash = "$parent..$base";
6699 }
6700 my @commitlist =
6701 parse_commits($commit_hash, 101, (100 * $page),
6702 defined $file_name ? ($file_name, "--full-history") : ());
6704 my $ftype;
6705 if (!defined $file_hash && defined $file_name) {
6706 # some commits could have deleted file in question,
6707 # and not have it in tree, but one of them has to have it
6708 for (my $i = 0; $i < @commitlist; $i++) {
6709 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
6710 last if defined $file_hash;
6711 }
6712 }
6713 if (defined $file_hash) {
6714 $ftype = git_get_type($file_hash);
6715 }
6716 if (defined $file_name && !defined $ftype) {
6717 die_error(500, "Unknown type of object");
6718 }
6719 my %co;
6720 if (defined $file_name) {
6721 %co = parse_commit($base)
6722 or die_error(404, "Unknown commit object");
6723 }
6726 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
6727 my $next_link = '';
6728 if ($#commitlist >= 100) {
6729 $next_link =
6730 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6731 -accesskey => "n", -title => "Alt-n"}, "next");
6732 }
6733 my $patch_max = gitweb_get_feature('patches');
6734 if ($patch_max && !defined $file_name) {
6735 if ($patch_max < 0 || @commitlist <= $patch_max) {
6736 $paging_nav .= " ⋅ " .
6737 $cgi->a({-href => href(action=>"patches", -replay=>1)},
6738 "patches");
6739 }
6740 }
6742 git_header_html();
6743 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
6744 if (defined $file_name) {
6745 git_print_header_div('commit', esc_html($co{'title'}), $base);
6746 } else {
6747 git_print_header_div('summary', $project)
6748 }
6749 git_print_page_path($file_name, $ftype, $hash_base)
6750 if (defined $file_name);
6752 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
6753 $file_name, $file_hash, $ftype);
6755 git_footer_html();
6756 }
6758 sub git_log {
6759 git_log_generic('log', \&git_log_body,
6760 $hash, $hash_parent);
6761 }
6763 sub git_commit {
6764 $hash ||= $hash_base || "HEAD";
6765 my %co = parse_commit($hash)
6766 or die_error(404, "Unknown commit object");
6768 my $parent = $co{'parent'};
6769 my $parents = $co{'parents'}; # listref
6771 # we need to prepare $formats_nav before any parameter munging
6772 my $formats_nav;
6773 if (!defined $parent) {
6774 # --root commitdiff
6775 $formats_nav .= '(initial)';
6776 } elsif (@$parents == 1) {
6777 # single parent commit
6778 $formats_nav .=
6779 '(parent: ' .
6780 $cgi->a({-href => href(action=>"commit",
6781 hash=>$parent)},
6782 esc_html(substr($parent, 0, 7))) .
6783 ')';
6784 } else {
6785 # merge commit
6786 $formats_nav .=
6787 '(merge: ' .
6788 join(' ', map {
6789 $cgi->a({-href => href(action=>"commit",
6790 hash=>$_)},
6791 esc_html(substr($_, 0, 7)));
6792 } @$parents ) .
6793 ')';
6794 }
6795 if (gitweb_check_feature('patches') && @$parents <= 1) {
6796 $formats_nav .= " | " .
6797 $cgi->a({-href => href(action=>"patch", -replay=>1)},
6798 "patch");
6799 }
6801 if (!defined $parent) {
6802 $parent = "--root";
6803 }
6804 my @difftree;
6805 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
6806 @diff_opts,
6807 (@$parents <= 1 ? $parent : '-c'),
6808 $hash, "--"
6809 or die_error(500, "Open git-diff-tree failed");
6810 @difftree = map { chomp; $_ } <$fd>;
6811 close $fd or die_error(404, "Reading git-diff-tree failed");
6813 # non-textual hash id's can be cached
6814 my $expires;
6815 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6816 $expires = "+1d";
6817 }
6818 my $refs = git_get_references();
6819 my $ref = format_ref_marker($refs, $co{'id'});
6821 git_header_html(undef, $expires);
6822 git_print_page_nav('commit', '',
6823 $hash, $co{'tree'}, $hash,
6824 $formats_nav);
6826 if (defined $co{'parent'}) {
6827 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
6828 } else {
6829 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
6830 }
6831 print "<div class=\"title_text\">\n" .
6832 "<table class=\"object_header\">\n";
6833 git_print_authorship_rows(\%co);
6834 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
6835 print "<tr>" .
6836 "<td>tree</td>" .
6837 "<td class=\"sha1\">" .
6838 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
6839 class => "list"}, $co{'tree'}) .
6840 "</td>" .
6841 "<td class=\"link\">" .
6842 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
6843 "tree");
6844 my $snapshot_links = format_snapshot_links($hash);
6845 if (defined $snapshot_links) {
6846 print " | " . $snapshot_links;
6847 }
6848 print "</td>" .
6849 "</tr>\n";
6851 foreach my $par (@$parents) {
6852 print "<tr>" .
6853 "<td>parent</td>" .
6854 "<td class=\"sha1\">" .
6855 $cgi->a({-href => href(action=>"commit", hash=>$par),
6856 class => "list"}, $par) .
6857 "</td>" .
6858 "<td class=\"link\">" .
6859 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
6860 " | " .
6861 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
6862 "</td>" .
6863 "</tr>\n";
6864 }
6865 print "</table>".
6866 "</div>\n";
6868 print "<div class=\"page_body\">\n";
6869 git_print_log($co{'comment'});
6870 print "</div>\n";
6872 git_difftree_body(\@difftree, $hash, @$parents);
6874 git_footer_html();
6875 }
6877 sub git_object {
6878 # object is defined by:
6879 # - hash or hash_base alone
6880 # - hash_base and file_name
6881 my $type;
6883 # - hash or hash_base alone
6884 if ($hash || ($hash_base && !defined $file_name)) {
6885 my $object_id = $hash || $hash_base;
6887 open my $fd, "-|", quote_command(
6888 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
6889 or die_error(404, "Object does not exist");
6890 $type = <$fd>;
6891 chomp $type;
6892 close $fd
6893 or die_error(404, "Object does not exist");
6895 # - hash_base and file_name
6896 } elsif ($hash_base && defined $file_name) {
6897 $file_name =~ s,/+$,,;
6899 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
6900 or die_error(404, "Base object does not exist");
6902 # here errors should not hapen
6903 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
6904 or die_error(500, "Open git-ls-tree failed");
6905 my $line = <$fd>;
6906 close $fd;
6908 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
6909 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
6910 die_error(404, "File or directory for given base does not exist");
6911 }
6912 $type = $2;
6913 $hash = $3;
6914 } else {
6915 die_error(400, "Not enough information to find object");
6916 }
6918 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
6919 hash=>$hash, hash_base=>$hash_base,
6920 file_name=>$file_name),
6921 -status => '302 Found');
6922 }
6924 sub git_blobdiff {
6925 my $format = shift || 'html';
6927 my $fd;
6928 my @difftree;
6929 my %diffinfo;
6930 my $expires;
6932 # preparing $fd and %diffinfo for git_patchset_body
6933 # new style URI
6934 if (defined $hash_base && defined $hash_parent_base) {
6935 if (defined $file_name) {
6936 # read raw output
6937 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6938 $hash_parent_base, $hash_base,
6939 "--", (defined $file_parent ? $file_parent : ()), $file_name
6940 or die_error(500, "Open git-diff-tree failed");
6941 @difftree = map { chomp; $_ } <$fd>;
6942 close $fd
6943 or die_error(404, "Reading git-diff-tree failed");
6944 @difftree
6945 or die_error(404, "Blob diff not found");
6947 } elsif (defined $hash &&
6948 $hash =~ /[0-9a-fA-F]{40}/) {
6949 # try to find filename from $hash
6951 # read filtered raw output
6952 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6953 $hash_parent_base, $hash_base, "--"
6954 or die_error(500, "Open git-diff-tree failed");
6955 @difftree =
6956 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
6957 # $hash == to_id
6958 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
6959 map { chomp; $_ } <$fd>;
6960 close $fd
6961 or die_error(404, "Reading git-diff-tree failed");
6962 @difftree
6963 or die_error(404, "Blob diff not found");
6965 } else {
6966 die_error(400, "Missing one of the blob diff parameters");
6967 }
6969 if (@difftree > 1) {
6970 die_error(400, "Ambiguous blob diff specification");
6971 }
6973 %diffinfo = parse_difftree_raw_line($difftree[0]);
6974 $file_parent ||= $diffinfo{'from_file'} || $file_name;
6975 $file_name ||= $diffinfo{'to_file'};
6977 $hash_parent ||= $diffinfo{'from_id'};
6978 $hash ||= $diffinfo{'to_id'};
6980 # non-textual hash id's can be cached
6981 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
6982 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
6983 $expires = '+1d';
6984 }
6986 # open patch output
6987 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6988 '-p', ($format eq 'html' ? "--full-index" : ()),
6989 $hash_parent_base, $hash_base,
6990 "--", (defined $file_parent ? $file_parent : ()), $file_name
6991 or die_error(500, "Open git-diff-tree failed");
6992 }
6994 # old/legacy style URI -- not generated anymore since 1.4.3.
6995 if (!%diffinfo) {
6996 die_error('404 Not Found', "Missing one of the blob diff parameters")
6997 }
6999 # header
7000 if ($format eq 'html') {
7001 my $formats_nav =
7002 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
7003 "raw");
7004 git_header_html(undef, $expires);
7005 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7006 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7007 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7008 } else {
7009 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
7010 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
7011 }
7012 if (defined $file_name) {
7013 git_print_page_path($file_name, "blob", $hash_base);
7014 } else {
7015 print "<div class=\"page_path\"></div>\n";
7016 }
7018 } elsif ($format eq 'plain') {
7019 print $cgi->header(
7020 -type => 'text/plain',
7021 -charset => 'utf-8',
7022 -expires => $expires,
7023 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
7025 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
7027 } else {
7028 die_error(400, "Unknown blobdiff format");
7029 }
7031 # patch
7032 if ($format eq 'html') {
7033 print "<div class=\"page_body\">\n";
7035 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
7036 close $fd;
7038 print "</div>\n"; # class="page_body"
7039 git_footer_html();
7041 } else {
7042 while (my $line = <$fd>) {
7043 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
7044 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
7046 print $line;
7048 last if $line =~ m!^\+\+\+!;
7049 }
7050 local $/ = undef;
7051 print <$fd>;
7052 close $fd;
7053 }
7054 }
7056 sub git_blobdiff_plain {
7057 git_blobdiff('plain');
7058 }
7060 sub git_commitdiff {
7061 my %params = @_;
7062 my $format = $params{-format} || 'html';
7064 my ($patch_max) = gitweb_get_feature('patches');
7065 if ($format eq 'patch') {
7066 die_error(403, "Patch view not allowed") unless $patch_max;
7067 }
7069 $hash ||= $hash_base || "HEAD";
7070 my %co = parse_commit($hash)
7071 or die_error(404, "Unknown commit object");
7073 # choose format for commitdiff for merge
7074 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
7075 $hash_parent = '--cc';
7076 }
7077 # we need to prepare $formats_nav before almost any parameter munging
7078 my $formats_nav;
7079 if ($format eq 'html') {
7080 $formats_nav =
7081 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
7082 "raw");
7083 if ($patch_max && @{$co{'parents'}} <= 1) {
7084 $formats_nav .= " | " .
7085 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7086 "patch");
7087 }
7089 if (defined $hash_parent &&
7090 $hash_parent ne '-c' && $hash_parent ne '--cc') {
7091 # commitdiff with two commits given
7092 my $hash_parent_short = $hash_parent;
7093 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
7094 $hash_parent_short = substr($hash_parent, 0, 7);
7095 }
7096 $formats_nav .=
7097 ' (from';
7098 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
7099 if ($co{'parents'}[$i] eq $hash_parent) {
7100 $formats_nav .= ' parent ' . ($i+1);
7101 last;
7102 }
7103 }
7104 $formats_nav .= ': ' .
7105 $cgi->a({-href => href(action=>"commitdiff",
7106 hash=>$hash_parent)},
7107 esc_html($hash_parent_short)) .
7108 ')';
7109 } elsif (!$co{'parent'}) {
7110 # --root commitdiff
7111 $formats_nav .= ' (initial)';
7112 } elsif (scalar @{$co{'parents'}} == 1) {
7113 # single parent commit
7114 $formats_nav .=
7115 ' (parent: ' .
7116 $cgi->a({-href => href(action=>"commitdiff",
7117 hash=>$co{'parent'})},
7118 esc_html(substr($co{'parent'}, 0, 7))) .
7119 ')';
7120 } else {
7121 # merge commit
7122 if ($hash_parent eq '--cc') {
7123 $formats_nav .= ' | ' .
7124 $cgi->a({-href => href(action=>"commitdiff",
7125 hash=>$hash, hash_parent=>'-c')},
7126 'combined');
7127 } else { # $hash_parent eq '-c'
7128 $formats_nav .= ' | ' .
7129 $cgi->a({-href => href(action=>"commitdiff",
7130 hash=>$hash, hash_parent=>'--cc')},
7131 'compact');
7132 }
7133 $formats_nav .=
7134 ' (merge: ' .
7135 join(' ', map {
7136 $cgi->a({-href => href(action=>"commitdiff",
7137 hash=>$_)},
7138 esc_html(substr($_, 0, 7)));
7139 } @{$co{'parents'}} ) .
7140 ')';
7141 }
7142 }
7144 my $hash_parent_param = $hash_parent;
7145 if (!defined $hash_parent_param) {
7146 # --cc for multiple parents, --root for parentless
7147 $hash_parent_param =
7148 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
7149 }
7151 # read commitdiff
7152 my $fd;
7153 my @difftree;
7154 if ($format eq 'html') {
7155 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7156 "--no-commit-id", "--patch-with-raw", "--full-index",
7157 $hash_parent_param, $hash, "--"
7158 or die_error(500, "Open git-diff-tree failed");
7160 while (my $line = <$fd>) {
7161 chomp $line;
7162 # empty line ends raw part of diff-tree output
7163 last unless $line;
7164 push @difftree, scalar parse_difftree_raw_line($line);
7165 }
7167 } elsif ($format eq 'plain') {
7168 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7169 '-p', $hash_parent_param, $hash, "--"
7170 or die_error(500, "Open git-diff-tree failed");
7171 } elsif ($format eq 'patch') {
7172 # For commit ranges, we limit the output to the number of
7173 # patches specified in the 'patches' feature.
7174 # For single commits, we limit the output to a single patch,
7175 # diverging from the git-format-patch default.
7176 my @commit_spec = ();
7177 if ($hash_parent) {
7178 if ($patch_max > 0) {
7179 push @commit_spec, "-$patch_max";
7180 }
7181 push @commit_spec, '-n', "$hash_parent..$hash";
7182 } else {
7183 if ($params{-single}) {
7184 push @commit_spec, '-1';
7185 } else {
7186 if ($patch_max > 0) {
7187 push @commit_spec, "-$patch_max";
7188 }
7189 push @commit_spec, "-n";
7190 }
7191 push @commit_spec, '--root', $hash;
7192 }
7193 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
7194 '--encoding=utf8', '--stdout', @commit_spec
7195 or die_error(500, "Open git-format-patch failed");
7196 } else {
7197 die_error(400, "Unknown commitdiff format");
7198 }
7200 # non-textual hash id's can be cached
7201 my $expires;
7202 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
7203 $expires = "+1d";
7204 }
7206 # write commit message
7207 if ($format eq 'html') {
7208 my $refs = git_get_references();
7209 my $ref = format_ref_marker($refs, $co{'id'});
7211 git_header_html(undef, $expires);
7212 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
7213 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
7214 print "<div class=\"title_text\">\n" .
7215 "<table class=\"object_header\">\n";
7216 git_print_authorship_rows(\%co);
7217 print "</table>".
7218 "</div>\n";
7219 print "<div class=\"page_body\">\n";
7220 if (@{$co{'comment'}} > 1) {
7221 print "<div class=\"log\">\n";
7222 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
7223 print "</div>\n"; # class="log"
7224 }
7226 } elsif ($format eq 'plain') {
7227 my $refs = git_get_references("tags");
7228 my $tagname = git_get_rev_name_tags($hash);
7229 my $filename = basename($project) . "-$hash.patch";
7231 print $cgi->header(
7232 -type => 'text/plain',
7233 -charset => 'utf-8',
7234 -expires => $expires,
7235 -content_disposition => 'inline; filename="' . "$filename" . '"');
7236 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
7237 print "From: " . to_utf8($co{'author'}) . "\n";
7238 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
7239 print "Subject: " . to_utf8($co{'title'}) . "\n";
7241 print "X-Git-Tag: $tagname\n" if $tagname;
7242 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
7244 foreach my $line (@{$co{'comment'}}) {
7245 print to_utf8($line) . "\n";
7246 }
7247 print "---\n\n";
7248 } elsif ($format eq 'patch') {
7249 my $filename = basename($project) . "-$hash.patch";
7251 print $cgi->header(
7252 -type => 'text/plain',
7253 -charset => 'utf-8',
7254 -expires => $expires,
7255 -content_disposition => 'inline; filename="' . "$filename" . '"');
7256 }
7258 # write patch
7259 if ($format eq 'html') {
7260 my $use_parents = !defined $hash_parent ||
7261 $hash_parent eq '-c' || $hash_parent eq '--cc';
7262 git_difftree_body(\@difftree, $hash,
7263 $use_parents ? @{$co{'parents'}} : $hash_parent);
7264 print "<br/>\n";
7266 git_patchset_body($fd, \@difftree, $hash,
7267 $use_parents ? @{$co{'parents'}} : $hash_parent);
7268 close $fd;
7269 print "</div>\n"; # class="page_body"
7270 git_footer_html();
7272 } elsif ($format eq 'plain') {
7273 local $/ = undef;
7274 print <$fd>;
7275 close $fd
7276 or print "Reading git-diff-tree failed\n";
7277 } elsif ($format eq 'patch') {
7278 local $/ = undef;
7279 print <$fd>;
7280 close $fd
7281 or print "Reading git-format-patch failed\n";
7282 }
7283 }
7285 sub git_commitdiff_plain {
7286 git_commitdiff(-format => 'plain');
7287 }
7289 # format-patch-style patches
7290 sub git_patch {
7291 git_commitdiff(-format => 'patch', -single => 1);
7292 }
7294 sub git_patches {
7295 git_commitdiff(-format => 'patch');
7296 }
7298 sub git_history {
7299 git_log_generic('history', \&git_history_body,
7300 $hash_base, $hash_parent_base,
7301 $file_name, $hash);
7302 }
7304 sub git_search {
7305 $searchtype ||= 'commit';
7307 # check if appropriate features are enabled
7308 gitweb_check_feature('search')
7309 or die_error(403, "Search is disabled");
7310 if ($searchtype eq 'pickaxe') {
7311 # pickaxe may take all resources of your box and run for several minutes
7312 # with every query - so decide by yourself how public you make this feature
7313 gitweb_check_feature('pickaxe')
7314 or die_error(403, "Pickaxe search is disabled");
7315 }
7316 if ($searchtype eq 'grep') {
7317 # grep search might be potentially CPU-intensive, too
7318 gitweb_check_feature('grep')
7319 or die_error(403, "Grep search is disabled");
7320 }
7322 if (!defined $searchtext) {
7323 die_error(400, "Text field is empty");
7324 }
7325 if (!defined $hash) {
7326 $hash = git_get_head_hash($project);
7327 }
7328 my %co = parse_commit($hash);
7329 if (!%co) {
7330 die_error(404, "Unknown commit object");
7331 }
7332 if (!defined $page) {
7333 $page = 0;
7334 }
7336 if ($searchtype eq 'commit' ||
7337 $searchtype eq 'author' ||
7338 $searchtype eq 'committer') {
7339 git_search_message(%co);
7340 } elsif ($searchtype eq 'pickaxe') {
7341 git_search_changes(%co);
7342 } elsif ($searchtype eq 'grep') {
7343 git_search_files(%co);
7344 } else {
7345 die_error(400, "Unknown search type");
7346 }
7347 }
7349 sub git_search_help {
7350 git_header_html();
7351 git_print_page_nav('','', $hash,$hash,$hash);
7352 print <<EOT;
7353 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
7354 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
7355 the pattern entered is recognized as the POSIX extended
7356 <a href="http://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
7357 insensitive).</p>
7358 <dl>
7359 <dt><b>commit</b></dt>
7360 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
7361 EOT
7362 my $have_grep = gitweb_check_feature('grep');
7363 if ($have_grep) {
7364 print <<EOT;
7365 <dt><b>grep</b></dt>
7366 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
7367 a different one) are searched for the given pattern. On large trees, this search can take
7368 a while and put some strain on the server, so please use it with some consideration. Note that
7369 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
7370 case-sensitive.</dd>
7371 EOT
7372 }
7373 print <<EOT;
7374 <dt><b>author</b></dt>
7375 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
7376 <dt><b>committer</b></dt>
7377 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
7378 EOT
7379 my $have_pickaxe = gitweb_check_feature('pickaxe');
7380 if ($have_pickaxe) {
7381 print <<EOT;
7382 <dt><b>pickaxe</b></dt>
7383 <dd>All commits that caused the string to appear or disappear from any file (changes that
7384 added, removed or "modified" the string) will be listed. This search can take a while and
7385 takes a lot of strain on the server, so please use it wisely. Note that since you may be
7386 interested even in changes just changing the case as well, this search is case sensitive.</dd>
7387 EOT
7388 }
7389 print "</dl>\n";
7390 git_footer_html();
7391 }
7393 sub git_shortlog {
7394 git_log_generic('shortlog', \&git_shortlog_body,
7395 $hash, $hash_parent);
7396 }
7398 ## ......................................................................
7399 ## feeds (RSS, Atom; OPML)
7401 sub git_feed {
7402 my $format = shift || 'atom';
7403 my $have_blame = gitweb_check_feature('blame');
7405 # Atom: http://www.atomenabled.org/developers/syndication/
7406 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
7407 if ($format ne 'rss' && $format ne 'atom') {
7408 die_error(400, "Unknown web feed format");
7409 }
7411 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
7412 my $head = $hash || 'HEAD';
7413 my @commitlist = parse_commits($head, 150, 0, $file_name);
7415 my %latest_commit;
7416 my %latest_date;
7417 my $content_type = "application/$format+xml";
7418 if (defined $cgi->http('HTTP_ACCEPT') &&
7419 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
7420 # browser (feed reader) prefers text/xml
7421 $content_type = 'text/xml';
7422 }
7423 if (defined($commitlist[0])) {
7424 %latest_commit = %{$commitlist[0]};
7425 my $latest_epoch = $latest_commit{'committer_epoch'};
7426 %latest_date = parse_date($latest_epoch, $latest_commit{'comitter_tz'});
7427 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
7428 if (defined $if_modified) {
7429 my $since;
7430 if (eval { require HTTP::Date; 1; }) {
7431 $since = HTTP::Date::str2time($if_modified);
7432 } elsif (eval { require Time::ParseDate; 1; }) {
7433 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
7434 }
7435 if (defined $since && $latest_epoch <= $since) {
7436 print $cgi->header(
7437 -type => $content_type,
7438 -charset => 'utf-8',
7439 -last_modified => $latest_date{'rfc2822'},
7440 -status => '304 Not Modified');
7441 return;
7442 }
7443 }
7444 print $cgi->header(
7445 -type => $content_type,
7446 -charset => 'utf-8',
7447 -last_modified => $latest_date{'rfc2822'});
7448 } else {
7449 print $cgi->header(
7450 -type => $content_type,
7451 -charset => 'utf-8');
7452 }
7454 # Optimization: skip generating the body if client asks only
7455 # for Last-Modified date.
7456 return if ($cgi->request_method() eq 'HEAD');
7458 # header variables
7459 my $title = "$site_name - $project/$action";
7460 my $feed_type = 'log';
7461 if (defined $hash) {
7462 $title .= " - '$hash'";
7463 $feed_type = 'branch log';
7464 if (defined $file_name) {
7465 $title .= " :: $file_name";
7466 $feed_type = 'history';
7467 }
7468 } elsif (defined $file_name) {
7469 $title .= " - $file_name";
7470 $feed_type = 'history';
7471 }
7472 $title .= " $feed_type";
7473 my $descr = git_get_project_description($project);
7474 if (defined $descr) {
7475 $descr = esc_html($descr);
7476 } else {
7477 $descr = "$project " .
7478 ($format eq 'rss' ? 'RSS' : 'Atom') .
7479 " feed";
7480 }
7481 my $owner = git_get_project_owner($project);
7482 $owner = esc_html($owner);
7484 #header
7485 my $alt_url;
7486 if (defined $file_name) {
7487 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
7488 } elsif (defined $hash) {
7489 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
7490 } else {
7491 $alt_url = href(-full=>1, action=>"summary");
7492 }
7493 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
7494 if ($format eq 'rss') {
7495 print <<XML;
7496 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
7497 <channel>
7498 XML
7499 print "<title>$title</title>\n" .
7500 "<link>$alt_url</link>\n" .
7501 "<description>$descr</description>\n" .
7502 "<language>en</language>\n" .
7503 # project owner is responsible for 'editorial' content
7504 "<managingEditor>$owner</managingEditor>\n";
7505 if (defined $logo || defined $favicon) {
7506 # prefer the logo to the favicon, since RSS
7507 # doesn't allow both
7508 my $img = esc_url($logo || $favicon);
7509 print "<image>\n" .
7510 "<url>$img</url>\n" .
7511 "<title>$title</title>\n" .
7512 "<link>$alt_url</link>\n" .
7513 "</image>\n";
7514 }
7515 if (%latest_date) {
7516 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
7517 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
7518 }
7519 print "<generator>gitweb v.$version/$git_version</generator>\n";
7520 } elsif ($format eq 'atom') {
7521 print <<XML;
7522 <feed xmlns="http://www.w3.org/2005/Atom">
7523 XML
7524 print "<title>$title</title>\n" .
7525 "<subtitle>$descr</subtitle>\n" .
7526 '<link rel="alternate" type="text/html" href="' .
7527 $alt_url . '" />' . "\n" .
7528 '<link rel="self" type="' . $content_type . '" href="' .
7529 $cgi->self_url() . '" />' . "\n" .
7530 "<id>" . href(-full=>1) . "</id>\n" .
7531 # use project owner for feed author
7532 "<author><name>$owner</name></author>\n";
7533 if (defined $favicon) {
7534 print "<icon>" . esc_url($favicon) . "</icon>\n";
7535 }
7536 if (defined $logo) {
7537 # not twice as wide as tall: 72 x 27 pixels
7538 print "<logo>" . esc_url($logo) . "</logo>\n";
7539 }
7540 if (! %latest_date) {
7541 # dummy date to keep the feed valid until commits trickle in:
7542 print "<updated>1970-01-01T00:00:00Z</updated>\n";
7543 } else {
7544 print "<updated>$latest_date{'iso-8601'}</updated>\n";
7545 }
7546 print "<generator version='$version/$git_version'>gitweb</generator>\n";
7547 }
7549 # contents
7550 for (my $i = 0; $i <= $#commitlist; $i++) {
7551 my %co = %{$commitlist[$i]};
7552 my $commit = $co{'id'};
7553 # we read 150, we always show 30 and the ones more recent than 48 hours
7554 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
7555 last;
7556 }
7557 my %cd = parse_date($co{'author_epoch'}, $co{'author_tz'});
7559 # get list of changed files
7560 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7561 $co{'parent'} || "--root",
7562 $co{'id'}, "--", (defined $file_name ? $file_name : ())
7563 or next;
7564 my @difftree = map { chomp; $_ } <$fd>;
7565 close $fd
7566 or next;
7568 # print element (entry, item)
7569 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
7570 if ($format eq 'rss') {
7571 print "<item>\n" .
7572 "<title>" . esc_html($co{'title'}) . "</title>\n" .
7573 "<author>" . esc_html($co{'author'}) . "</author>\n" .
7574 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
7575 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
7576 "<link>$co_url</link>\n" .
7577 "<description>" . esc_html($co{'title'}) . "</description>\n" .
7578 "<content:encoded>" .
7579 "<![CDATA[\n";
7580 } elsif ($format eq 'atom') {
7581 print "<entry>\n" .
7582 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
7583 "<updated>$cd{'iso-8601'}</updated>\n" .
7584 "<author>\n" .
7585 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
7586 if ($co{'author_email'}) {
7587 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
7588 }
7589 print "</author>\n" .
7590 # use committer for contributor
7591 "<contributor>\n" .
7592 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
7593 if ($co{'committer_email'}) {
7594 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
7595 }
7596 print "</contributor>\n" .
7597 "<published>$cd{'iso-8601'}</published>\n" .
7598 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
7599 "<id>$co_url</id>\n" .
7600 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
7601 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
7602 }
7603 my $comment = $co{'comment'};
7604 print "<pre>\n";
7605 foreach my $line (@$comment) {
7606 $line = esc_html($line);
7607 print "$line\n";
7608 }
7609 print "</pre><ul>\n";
7610 foreach my $difftree_line (@difftree) {
7611 my %difftree = parse_difftree_raw_line($difftree_line);
7612 next if !$difftree{'from_id'};
7614 my $file = $difftree{'file'} || $difftree{'to_file'};
7616 print "<li>" .
7617 "[" .
7618 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
7619 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
7620 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
7621 file_name=>$file, file_parent=>$difftree{'from_file'}),
7622 -title => "diff"}, 'D');
7623 if ($have_blame) {
7624 print $cgi->a({-href => href(-full=>1, action=>"blame",
7625 file_name=>$file, hash_base=>$commit),
7626 -title => "blame"}, 'B');
7627 }
7628 # if this is not a feed of a file history
7629 if (!defined $file_name || $file_name ne $file) {
7630 print $cgi->a({-href => href(-full=>1, action=>"history",
7631 file_name=>$file, hash=>$commit),
7632 -title => "history"}, 'H');
7633 }
7634 $file = esc_path($file);
7635 print "] ".
7636 "$file</li>\n";
7637 }
7638 if ($format eq 'rss') {
7639 print "</ul>]]>\n" .
7640 "</content:encoded>\n" .
7641 "</item>\n";
7642 } elsif ($format eq 'atom') {
7643 print "</ul>\n</div>\n" .
7644 "</content>\n" .
7645 "</entry>\n";
7646 }
7647 }
7649 # end of feed
7650 if ($format eq 'rss') {
7651 print "</channel>\n</rss>\n";
7652 } elsif ($format eq 'atom') {
7653 print "</feed>\n";
7654 }
7655 }
7657 sub git_rss {
7658 git_feed('rss');
7659 }
7661 sub git_atom {
7662 git_feed('atom');
7663 }
7665 sub git_opml {
7666 my @list = git_get_projects_list();
7667 if (!@list) {
7668 die_error(404, "No projects found");
7669 }
7671 print $cgi->header(
7672 -type => 'text/xml',
7673 -charset => 'utf-8',
7674 -content_disposition => 'inline; filename="opml.xml"');
7676 print <<XML;
7677 <?xml version="1.0" encoding="utf-8"?>
7678 <opml version="1.0">
7679 <head>
7680 <title>$site_name OPML Export</title>
7681 </head>
7682 <body>
7683 <outline text="git RSS feeds">
7684 XML
7686 foreach my $pr (@list) {
7687 my %proj = %$pr;
7688 my $head = git_get_head_hash($proj{'path'});
7689 if (!defined $head) {
7690 next;
7691 }
7692 $git_dir = "$projectroot/$proj{'path'}";
7693 my %co = parse_commit($head);
7694 if (!%co) {
7695 next;
7696 }
7698 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
7699 my $rss = href('project' => $proj{'path'}, 'action' => 'rss', -full => 1);
7700 my $html = href('project' => $proj{'path'}, 'action' => 'summary', -full => 1);
7701 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
7702 }
7703 print <<XML;
7704 </outline>
7705 </body>
7706 </opml>
7707 XML
7708 }