d521c93761b187a16eb270d7c231c497236377d5
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 # default order of projects list
119 # valid values are none, project, descr, owner, and age
120 our $default_projects_order = "project";
122 # show repository only if this file exists
123 # (only effective if this variable evaluates to true)
124 our $export_ok = "++GITWEB_EXPORT_OK++";
126 # show repository only if this subroutine returns true
127 # when given the path to the project, for example:
128 # sub { return -e "$_[0]/git-daemon-export-ok"; }
129 our $export_auth_hook = undef;
131 # only allow viewing of repositories also shown on the overview page
132 our $strict_export = "++GITWEB_STRICT_EXPORT++";
134 # list of git base URLs used for URL to where fetch project from,
135 # i.e. full URL is "$git_base_url/$project"
136 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
138 # default blob_plain mimetype and default charset for text/plain blob
139 our $default_blob_plain_mimetype = 'text/plain';
140 our $default_text_plain_charset = undef;
142 # file to use for guessing MIME types before trying /etc/mime.types
143 # (relative to the current git repository)
144 our $mimetypes_file = undef;
146 # assume this charset if line contains non-UTF-8 characters;
147 # it should be valid encoding (see Encoding::Supported(3pm) for list),
148 # for which encoding all byte sequences are valid, for example
149 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
150 # could be even 'utf-8' for the old behavior)
151 our $fallback_encoding = 'latin1';
153 # rename detection options for git-diff and git-diff-tree
154 # - default is '-M', with the cost proportional to
155 # (number of removed files) * (number of new files).
156 # - more costly is '-C' (which implies '-M'), with the cost proportional to
157 # (number of changed files + number of removed files) * (number of new files)
158 # - even more costly is '-C', '--find-copies-harder' with cost
159 # (number of files in the original tree) * (number of new files)
160 # - one might want to include '-B' option, e.g. '-B', '-M'
161 our @diff_opts = ('-M'); # taken from git_commit
163 # Disables features that would allow repository owners to inject script into
164 # the gitweb domain.
165 our $prevent_xss = 0;
167 # Path to the highlight executable to use (must be the one from
168 # http://www.andre-simon.de due to assumptions about parameters and output).
169 # Useful if highlight is not installed on your webserver's PATH.
170 # [Default: highlight]
171 our $highlight_bin = "++HIGHLIGHT_BIN++";
173 # information about snapshot formats that gitweb is capable of serving
174 our %known_snapshot_formats = (
175 # name => {
176 # 'display' => display name,
177 # 'type' => mime type,
178 # 'suffix' => filename suffix,
179 # 'format' => --format for git-archive,
180 # 'compressor' => [compressor command and arguments]
181 # (array reference, optional)
182 # 'disabled' => boolean (optional)}
183 #
184 'tgz' => {
185 'display' => 'tar.gz',
186 'type' => 'application/x-gzip',
187 'suffix' => '.tar.gz',
188 'format' => 'tar',
189 'compressor' => ['gzip']},
191 'tbz2' => {
192 'display' => 'tar.bz2',
193 'type' => 'application/x-bzip2',
194 'suffix' => '.tar.bz2',
195 'format' => 'tar',
196 'compressor' => ['bzip2']},
198 'txz' => {
199 'display' => 'tar.xz',
200 'type' => 'application/x-xz',
201 'suffix' => '.tar.xz',
202 'format' => 'tar',
203 'compressor' => ['xz'],
204 'disabled' => 1},
206 'zip' => {
207 'display' => 'zip',
208 'type' => 'application/x-zip',
209 'suffix' => '.zip',
210 'format' => 'zip'},
211 );
213 # Aliases so we understand old gitweb.snapshot values in repository
214 # configuration.
215 our %known_snapshot_format_aliases = (
216 'gzip' => 'tgz',
217 'bzip2' => 'tbz2',
218 'xz' => 'txz',
220 # backward compatibility: legacy gitweb config support
221 'x-gzip' => undef, 'gz' => undef,
222 'x-bzip2' => undef, 'bz2' => undef,
223 'x-zip' => undef, '' => undef,
224 );
226 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
227 # are changed, it may be appropriate to change these values too via
228 # $GITWEB_CONFIG.
229 our %avatar_size = (
230 'default' => 16,
231 'double' => 32
232 );
234 # Used to set the maximum load that we will still respond to gitweb queries.
235 # If server load exceed this value then return "503 server busy" error.
236 # If gitweb cannot determined server load, it is taken to be 0.
237 # Leave it undefined (or set to 'undef') to turn off load checking.
238 our $maxload = 300;
240 # configuration for 'highlight' (http://www.andre-simon.de/)
241 # match by basename
242 our %highlight_basename = (
243 #'Program' => 'py',
244 #'Library' => 'py',
245 'SConstruct' => 'py', # SCons equivalent of Makefile
246 'Makefile' => 'make',
247 );
248 # match by extension
249 our %highlight_ext = (
250 # main extensions, defining name of syntax;
251 # see files in /usr/share/highlight/langDefs/ directory
252 map { $_ => $_ }
253 qw(py c cpp rb java css php sh pl js tex bib xml awk bat ini spec tcl),
254 # alternate extensions, see /etc/highlight/filetypes.conf
255 'h' => 'c',
256 map { $_ => 'cpp' } qw(cxx c++ cc),
257 map { $_ => 'php' } qw(php3 php4),
258 map { $_ => 'pl' } qw(perl pm), # perhaps also 'cgi'
259 'mak' => 'make',
260 map { $_ => 'xml' } qw(xhtml html htm),
261 );
263 # You define site-wide feature defaults here; override them with
264 # $GITWEB_CONFIG as necessary.
265 our %feature = (
266 # feature => {
267 # 'sub' => feature-sub (subroutine),
268 # 'override' => allow-override (boolean),
269 # 'default' => [ default options...] (array reference)}
270 #
271 # if feature is overridable (it means that allow-override has true value),
272 # then feature-sub will be called with default options as parameters;
273 # return value of feature-sub indicates if to enable specified feature
274 #
275 # if there is no 'sub' key (no feature-sub), then feature cannot be
276 # overridden
277 #
278 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
279 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
280 # is enabled
282 # Enable the 'blame' blob view, showing the last commit that modified
283 # each line in the file. This can be very CPU-intensive.
285 # To enable system wide have in $GITWEB_CONFIG
286 # $feature{'blame'}{'default'} = [1];
287 # To have project specific config enable override in $GITWEB_CONFIG
288 # $feature{'blame'}{'override'} = 1;
289 # and in project config gitweb.blame = 0|1;
290 'blame' => {
291 'sub' => sub { feature_bool('blame', @_) },
292 'override' => 0,
293 'default' => [0]},
295 # Enable the 'snapshot' link, providing a compressed archive of any
296 # tree. This can potentially generate high traffic if you have large
297 # project.
299 # Value is a list of formats defined in %known_snapshot_formats that
300 # you wish to offer.
301 # To disable system wide have in $GITWEB_CONFIG
302 # $feature{'snapshot'}{'default'} = [];
303 # To have project specific config enable override in $GITWEB_CONFIG
304 # $feature{'snapshot'}{'override'} = 1;
305 # and in project config, a comma-separated list of formats or "none"
306 # to disable. Example: gitweb.snapshot = tbz2,zip;
307 'snapshot' => {
308 'sub' => \&feature_snapshot,
309 'override' => 0,
310 'default' => ['tgz']},
312 # Enable text search, which will list the commits which match author,
313 # committer or commit text to a given string. Enabled by default.
314 # Project specific override is not supported.
315 'search' => {
316 'override' => 0,
317 'default' => [1]},
319 # Enable grep search, which will list the files in currently selected
320 # tree containing the given string. Enabled by default. This can be
321 # potentially CPU-intensive, of course.
323 # To enable system wide have in $GITWEB_CONFIG
324 # $feature{'grep'}{'default'} = [1];
325 # To have project specific config enable override in $GITWEB_CONFIG
326 # $feature{'grep'}{'override'} = 1;
327 # and in project config gitweb.grep = 0|1;
328 'grep' => {
329 'sub' => sub { feature_bool('grep', @_) },
330 'override' => 0,
331 'default' => [1]},
333 # Enable the pickaxe search, which will list the commits that modified
334 # a given string in a file. This can be practical and quite faster
335 # alternative to 'blame', but still potentially CPU-intensive.
337 # To enable system wide have in $GITWEB_CONFIG
338 # $feature{'pickaxe'}{'default'} = [1];
339 # To have project specific config enable override in $GITWEB_CONFIG
340 # $feature{'pickaxe'}{'override'} = 1;
341 # and in project config gitweb.pickaxe = 0|1;
342 'pickaxe' => {
343 'sub' => sub { feature_bool('pickaxe', @_) },
344 'override' => 0,
345 'default' => [1]},
347 # Enable showing size of blobs in a 'tree' view, in a separate
348 # column, similar to what 'ls -l' does. This cost a bit of IO.
350 # To disable system wide have in $GITWEB_CONFIG
351 # $feature{'show-sizes'}{'default'} = [0];
352 # To have project specific config enable override in $GITWEB_CONFIG
353 # $feature{'show-sizes'}{'override'} = 1;
354 # and in project config gitweb.showsizes = 0|1;
355 'show-sizes' => {
356 'sub' => sub { feature_bool('showsizes', @_) },
357 'override' => 0,
358 'default' => [1]},
360 # Make gitweb use an alternative format of the URLs which can be
361 # more readable and natural-looking: project name is embedded
362 # directly in the path and the query string contains other
363 # auxiliary information. All gitweb installations recognize
364 # URL in either format; this configures in which formats gitweb
365 # generates links.
367 # To enable system wide have in $GITWEB_CONFIG
368 # $feature{'pathinfo'}{'default'} = [1];
369 # Project specific override is not supported.
371 # Note that you will need to change the default location of CSS,
372 # favicon, logo and possibly other files to an absolute URL. Also,
373 # if gitweb.cgi serves as your indexfile, you will need to force
374 # $my_uri to contain the script name in your $GITWEB_CONFIG.
375 'pathinfo' => {
376 'override' => 0,
377 'default' => [0]},
379 # Make gitweb consider projects in project root subdirectories
380 # to be forks of existing projects. Given project $projname.git,
381 # projects matching $projname/*.git will not be shown in the main
382 # projects list, instead a '+' mark will be added to $projname
383 # there and a 'forks' view will be enabled for the project, listing
384 # all the forks. If project list is taken from a file, forks have
385 # to be listed after the main project.
387 # To enable system wide have in $GITWEB_CONFIG
388 # $feature{'forks'}{'default'} = [1];
389 # Project specific override is not supported.
390 'forks' => {
391 'override' => 0,
392 'default' => [0]},
394 # Insert custom links to the action bar of all project pages.
395 # This enables you mainly to link to third-party scripts integrating
396 # into gitweb; e.g. git-browser for graphical history representation
397 # or custom web-based repository administration interface.
399 # The 'default' value consists of a list of triplets in the form
400 # (label, link, position) where position is the label after which
401 # to insert the link and link is a format string where %n expands
402 # to the project name, %f to the project path within the filesystem,
403 # %h to the current hash (h gitweb parameter) and %b to the current
404 # hash base (hb gitweb parameter); %% expands to %.
406 # To enable system wide have in $GITWEB_CONFIG e.g.
407 # $feature{'actions'}{'default'} = [('graphiclog',
408 # '/git-browser/by-commit.html?r=%n', 'summary')];
409 # Project specific override is not supported.
410 'actions' => {
411 'override' => 0,
412 'default' => []},
414 # Allow gitweb scan project content tags described in ctags/
415 # of project repository, and display the popular Web 2.0-ish
416 # "tag cloud" near the project list. Note that this is something
417 # COMPLETELY different from the normal Git tags.
419 # gitweb by itself can show existing tags, but it does not handle
420 # tagging itself; you need an external application for that.
421 # For an example script, check Girocco's cgi/tagproj.cgi.
422 # You may want to install the HTML::TagCloud Perl module to get
423 # a pretty tag cloud instead of just a list of tags.
425 # To enable system wide have in $GITWEB_CONFIG
426 # $feature{'ctags'}{'default'} = ['path_to_tag_script'];
427 # Project specific override is not supported.
428 'ctags' => {
429 'override' => 0,
430 'default' => [0]},
432 # The maximum number of patches in a patchset generated in patch
433 # view. Set this to 0 or undef to disable patch view, or to a
434 # negative number to remove any limit.
436 # To disable system wide have in $GITWEB_CONFIG
437 # $feature{'patches'}{'default'} = [0];
438 # To have project specific config enable override in $GITWEB_CONFIG
439 # $feature{'patches'}{'override'} = 1;
440 # and in project config gitweb.patches = 0|n;
441 # where n is the maximum number of patches allowed in a patchset.
442 'patches' => {
443 'sub' => \&feature_patches,
444 'override' => 0,
445 'default' => [16]},
447 # Avatar support. When this feature is enabled, views such as
448 # shortlog or commit will display an avatar associated with
449 # the email of the committer(s) and/or author(s).
451 # Currently available providers are gravatar and picon.
452 # If an unknown provider is specified, the feature is disabled.
454 # Gravatar depends on Digest::MD5.
455 # Picon currently relies on the indiana.edu database.
457 # To enable system wide have in $GITWEB_CONFIG
458 # $feature{'avatar'}{'default'} = ['<provider>'];
459 # where <provider> is either gravatar or picon.
460 # To have project specific config enable override in $GITWEB_CONFIG
461 # $feature{'avatar'}{'override'} = 1;
462 # and in project config gitweb.avatar = <provider>;
463 'avatar' => {
464 'sub' => \&feature_avatar,
465 'override' => 0,
466 'default' => ['']},
468 # Enable displaying how much time and how many git commands
469 # it took to generate and display page. Disabled by default.
470 # Project specific override is not supported.
471 'timed' => {
472 'override' => 0,
473 'default' => [0]},
475 # Enable turning some links into links to actions which require
476 # JavaScript to run (like 'blame_incremental'). Not enabled by
477 # default. Project specific override is currently not supported.
478 'javascript-actions' => {
479 'override' => 0,
480 'default' => [0]},
482 # Syntax highlighting support. This is based on Daniel Svensson's
483 # and Sham Chukoury's work in gitweb-xmms2.git.
484 # It requires the 'highlight' program present in $PATH,
485 # and therefore is disabled by default.
487 # To enable system wide have in $GITWEB_CONFIG
488 # $feature{'highlight'}{'default'} = [1];
490 'highlight' => {
491 'sub' => sub { feature_bool('highlight', @_) },
492 'override' => 0,
493 'default' => [0]},
495 # Enable displaying of remote heads in the heads list
497 # To enable system wide have in $GITWEB_CONFIG
498 # $feature{'remote_heads'}{'default'} = [1];
499 # To have project specific config enable override in $GITWEB_CONFIG
500 # $feature{'remote_heads'}{'override'} = 1;
501 # and in project config gitweb.remote_heads = 0|1;
502 'remote_heads' => {
503 'sub' => sub { feature_bool('remote_heads', @_) },
504 'override' => 0,
505 'default' => [0]},
506 );
508 sub gitweb_get_feature {
509 my ($name) = @_;
510 return unless exists $feature{$name};
511 my ($sub, $override, @defaults) = (
512 $feature{$name}{'sub'},
513 $feature{$name}{'override'},
514 @{$feature{$name}{'default'}});
515 # project specific override is possible only if we have project
516 our $git_dir; # global variable, declared later
517 if (!$override || !defined $git_dir) {
518 return @defaults;
519 }
520 if (!defined $sub) {
521 warn "feature $name is not overridable";
522 return @defaults;
523 }
524 return $sub->(@defaults);
525 }
527 # A wrapper to check if a given feature is enabled.
528 # With this, you can say
529 #
530 # my $bool_feat = gitweb_check_feature('bool_feat');
531 # gitweb_check_feature('bool_feat') or somecode;
532 #
533 # instead of
534 #
535 # my ($bool_feat) = gitweb_get_feature('bool_feat');
536 # (gitweb_get_feature('bool_feat'))[0] or somecode;
537 #
538 sub gitweb_check_feature {
539 return (gitweb_get_feature(@_))[0];
540 }
543 sub feature_bool {
544 my $key = shift;
545 my ($val) = git_get_project_config($key, '--bool');
547 if (!defined $val) {
548 return ($_[0]);
549 } elsif ($val eq 'true') {
550 return (1);
551 } elsif ($val eq 'false') {
552 return (0);
553 }
554 }
556 sub feature_snapshot {
557 my (@fmts) = @_;
559 my ($val) = git_get_project_config('snapshot');
561 if ($val) {
562 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
563 }
565 return @fmts;
566 }
568 sub feature_patches {
569 my @val = (git_get_project_config('patches', '--int'));
571 if (@val) {
572 return @val;
573 }
575 return ($_[0]);
576 }
578 sub feature_avatar {
579 my @val = (git_get_project_config('avatar'));
581 return @val ? @val : @_;
582 }
584 # checking HEAD file with -e is fragile if the repository was
585 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
586 # and then pruned.
587 sub check_head_link {
588 my ($dir) = @_;
589 my $headfile = "$dir/HEAD";
590 return ((-e $headfile) ||
591 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
592 }
594 sub check_export_ok {
595 my ($dir) = @_;
596 return (check_head_link($dir) &&
597 (!$export_ok || -e "$dir/$export_ok") &&
598 (!$export_auth_hook || $export_auth_hook->($dir)));
599 }
601 # process alternate names for backward compatibility
602 # filter out unsupported (unknown) snapshot formats
603 sub filter_snapshot_fmts {
604 my @fmts = @_;
606 @fmts = map {
607 exists $known_snapshot_format_aliases{$_} ?
608 $known_snapshot_format_aliases{$_} : $_} @fmts;
609 @fmts = grep {
610 exists $known_snapshot_formats{$_} &&
611 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
612 }
614 # If it is set to code reference, it is code that it is to be run once per
615 # request, allowing updating configurations that change with each request,
616 # while running other code in config file only once.
617 #
618 # Otherwise, if it is false then gitweb would process config file only once;
619 # if it is true then gitweb config would be run for each request.
620 our $per_request_config = 1;
622 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM);
623 sub evaluate_gitweb_config {
624 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
625 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
626 # die if there are errors parsing config file
627 if (-e $GITWEB_CONFIG) {
628 do $GITWEB_CONFIG;
629 die $@ if $@;
630 } elsif (-e $GITWEB_CONFIG_SYSTEM) {
631 do $GITWEB_CONFIG_SYSTEM;
632 die $@ if $@;
633 }
634 }
636 # Get loadavg of system, to compare against $maxload.
637 # Currently it requires '/proc/loadavg' present to get loadavg;
638 # if it is not present it returns 0, which means no load checking.
639 sub get_loadavg {
640 if( -e '/proc/loadavg' ){
641 open my $fd, '<', '/proc/loadavg'
642 or return 0;
643 my @load = split(/\s+/, scalar <$fd>);
644 close $fd;
646 # The first three columns measure CPU and IO utilization of the last one,
647 # five, and 10 minute periods. The fourth column shows the number of
648 # currently running processes and the total number of processes in the m/n
649 # format. The last column displays the last process ID used.
650 return $load[0] || 0;
651 }
652 # additional checks for load average should go here for things that don't export
653 # /proc/loadavg
655 return 0;
656 }
658 # version of the core git binary
659 our $git_version;
660 sub evaluate_git_version {
661 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
662 $number_of_git_cmds++;
663 }
665 sub check_loadavg {
666 if (defined $maxload && get_loadavg() > $maxload) {
667 die_error(503, "The load average on the server is too high");
668 }
669 }
671 # ======================================================================
672 # input validation and dispatch
674 # input parameters can be collected from a variety of sources (presently, CGI
675 # and PATH_INFO), so we define an %input_params hash that collects them all
676 # together during validation: this allows subsequent uses (e.g. href()) to be
677 # agnostic of the parameter origin
679 our %input_params = ();
681 # input parameters are stored with the long parameter name as key. This will
682 # also be used in the href subroutine to convert parameters to their CGI
683 # equivalent, and since the href() usage is the most frequent one, we store
684 # the name -> CGI key mapping here, instead of the reverse.
685 #
686 # XXX: Warning: If you touch this, check the search form for updating,
687 # too.
689 our @cgi_param_mapping = (
690 project => "p",
691 action => "a",
692 file_name => "f",
693 file_parent => "fp",
694 hash => "h",
695 hash_parent => "hp",
696 hash_base => "hb",
697 hash_parent_base => "hpb",
698 page => "pg",
699 order => "o",
700 searchtext => "s",
701 searchtype => "st",
702 snapshot_format => "sf",
703 extra_options => "opt",
704 search_use_regexp => "sr",
705 # this must be last entry (for manipulation from JavaScript)
706 javascript => "js"
707 );
708 our %cgi_param_mapping = @cgi_param_mapping;
710 # we will also need to know the possible actions, for validation
711 our %actions = (
712 "blame" => \&git_blame,
713 "blame_incremental" => \&git_blame_incremental,
714 "blame_data" => \&git_blame_data,
715 "blobdiff" => \&git_blobdiff,
716 "blobdiff_plain" => \&git_blobdiff_plain,
717 "blob" => \&git_blob,
718 "blob_plain" => \&git_blob_plain,
719 "commitdiff" => \&git_commitdiff,
720 "commitdiff_plain" => \&git_commitdiff_plain,
721 "commit" => \&git_commit,
722 "forks" => \&git_forks,
723 "heads" => \&git_heads,
724 "history" => \&git_history,
725 "log" => \&git_log,
726 "patch" => \&git_patch,
727 "patches" => \&git_patches,
728 "remotes" => \&git_remotes,
729 "rss" => \&git_rss,
730 "atom" => \&git_atom,
731 "search" => \&git_search,
732 "search_help" => \&git_search_help,
733 "shortlog" => \&git_shortlog,
734 "summary" => \&git_summary,
735 "tag" => \&git_tag,
736 "tags" => \&git_tags,
737 "tree" => \&git_tree,
738 "snapshot" => \&git_snapshot,
739 "object" => \&git_object,
740 # those below don't need $project
741 "opml" => \&git_opml,
742 "project_list" => \&git_project_list,
743 "project_index" => \&git_project_index,
744 );
746 # finally, we have the hash of allowed extra_options for the commands that
747 # allow them
748 our %allowed_options = (
749 "--no-merges" => [ qw(rss atom log shortlog history) ],
750 );
752 # fill %input_params with the CGI parameters. All values except for 'opt'
753 # should be single values, but opt can be an array. We should probably
754 # build an array of parameters that can be multi-valued, but since for the time
755 # being it's only this one, we just single it out
756 sub evaluate_query_params {
757 our $cgi;
759 while (my ($name, $symbol) = each %cgi_param_mapping) {
760 if ($symbol eq 'opt') {
761 $input_params{$name} = [ $cgi->param($symbol) ];
762 } else {
763 $input_params{$name} = $cgi->param($symbol);
764 }
765 }
766 }
768 # now read PATH_INFO and update the parameter list for missing parameters
769 sub evaluate_path_info {
770 return if defined $input_params{'project'};
771 return if !$path_info;
772 $path_info =~ s,^/+,,;
773 return if !$path_info;
775 # find which part of PATH_INFO is project
776 my $project = $path_info;
777 $project =~ s,/+$,,;
778 while ($project && !check_head_link("$projectroot/$project")) {
779 $project =~ s,/*[^/]*$,,;
780 }
781 return unless $project;
782 $input_params{'project'} = $project;
784 # do not change any parameters if an action is given using the query string
785 return if $input_params{'action'};
786 $path_info =~ s,^\Q$project\E/*,,;
788 # next, check if we have an action
789 my $action = $path_info;
790 $action =~ s,/.*$,,;
791 if (exists $actions{$action}) {
792 $path_info =~ s,^$action/*,,;
793 $input_params{'action'} = $action;
794 }
796 # list of actions that want hash_base instead of hash, but can have no
797 # pathname (f) parameter
798 my @wants_base = (
799 'tree',
800 'history',
801 );
803 # we want to catch, among others
804 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
805 my ($parentrefname, $parentpathname, $refname, $pathname) =
806 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/);
808 # first, analyze the 'current' part
809 if (defined $pathname) {
810 # we got "branch:filename" or "branch:dir/"
811 # we could use git_get_type(branch:pathname), but:
812 # - it needs $git_dir
813 # - it does a git() call
814 # - the convention of terminating directories with a slash
815 # makes it superfluous
816 # - embedding the action in the PATH_INFO would make it even
817 # more superfluous
818 $pathname =~ s,^/+,,;
819 if (!$pathname || substr($pathname, -1) eq "/") {
820 $input_params{'action'} ||= "tree";
821 $pathname =~ s,/$,,;
822 } else {
823 # the default action depends on whether we had parent info
824 # or not
825 if ($parentrefname) {
826 $input_params{'action'} ||= "blobdiff_plain";
827 } else {
828 $input_params{'action'} ||= "blob_plain";
829 }
830 }
831 $input_params{'hash_base'} ||= $refname;
832 $input_params{'file_name'} ||= $pathname;
833 } elsif (defined $refname) {
834 # we got "branch". In this case we have to choose if we have to
835 # set hash or hash_base.
836 #
837 # Most of the actions without a pathname only want hash to be
838 # set, except for the ones specified in @wants_base that want
839 # hash_base instead. It should also be noted that hand-crafted
840 # links having 'history' as an action and no pathname or hash
841 # set will fail, but that happens regardless of PATH_INFO.
842 if (defined $parentrefname) {
843 # if there is parent let the default be 'shortlog' action
844 # (for http://git.example.com/repo.git/A..B links); if there
845 # is no parent, dispatch will detect type of object and set
846 # action appropriately if required (if action is not set)
847 $input_params{'action'} ||= "shortlog";
848 }
849 if ($input_params{'action'} &&
850 grep { $_ eq $input_params{'action'} } @wants_base) {
851 $input_params{'hash_base'} ||= $refname;
852 } else {
853 $input_params{'hash'} ||= $refname;
854 }
855 }
857 # next, handle the 'parent' part, if present
858 if (defined $parentrefname) {
859 # a missing pathspec defaults to the 'current' filename, allowing e.g.
860 # someproject/blobdiff/oldrev..newrev:/filename
861 if ($parentpathname) {
862 $parentpathname =~ s,^/+,,;
863 $parentpathname =~ s,/$,,;
864 $input_params{'file_parent'} ||= $parentpathname;
865 } else {
866 $input_params{'file_parent'} ||= $input_params{'file_name'};
867 }
868 # we assume that hash_parent_base is wanted if a path was specified,
869 # or if the action wants hash_base instead of hash
870 if (defined $input_params{'file_parent'} ||
871 grep { $_ eq $input_params{'action'} } @wants_base) {
872 $input_params{'hash_parent_base'} ||= $parentrefname;
873 } else {
874 $input_params{'hash_parent'} ||= $parentrefname;
875 }
876 }
878 # for the snapshot action, we allow URLs in the form
879 # $project/snapshot/$hash.ext
880 # where .ext determines the snapshot and gets removed from the
881 # passed $refname to provide the $hash.
882 #
883 # To be able to tell that $refname includes the format extension, we
884 # require the following two conditions to be satisfied:
885 # - the hash input parameter MUST have been set from the $refname part
886 # of the URL (i.e. they must be equal)
887 # - the snapshot format MUST NOT have been defined already (e.g. from
888 # CGI parameter sf)
889 # It's also useless to try any matching unless $refname has a dot,
890 # so we check for that too
891 if (defined $input_params{'action'} &&
892 $input_params{'action'} eq 'snapshot' &&
893 defined $refname && index($refname, '.') != -1 &&
894 $refname eq $input_params{'hash'} &&
895 !defined $input_params{'snapshot_format'}) {
896 # We loop over the known snapshot formats, checking for
897 # extensions. Allowed extensions are both the defined suffix
898 # (which includes the initial dot already) and the snapshot
899 # format key itself, with a prepended dot
900 while (my ($fmt, $opt) = each %known_snapshot_formats) {
901 my $hash = $refname;
902 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
903 next;
904 }
905 my $sfx = $1;
906 # a valid suffix was found, so set the snapshot format
907 # and reset the hash parameter
908 $input_params{'snapshot_format'} = $fmt;
909 $input_params{'hash'} = $hash;
910 # we also set the format suffix to the one requested
911 # in the URL: this way a request for e.g. .tgz returns
912 # a .tgz instead of a .tar.gz
913 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
914 last;
915 }
916 }
917 }
919 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
920 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
921 $searchtext, $search_regexp);
922 sub evaluate_and_validate_params {
923 our $action = $input_params{'action'};
924 if (defined $action) {
925 if (!validate_action($action)) {
926 die_error(400, "Invalid action parameter");
927 }
928 }
930 # parameters which are pathnames
931 our $project = $input_params{'project'};
932 if (defined $project) {
933 if (!validate_project($project)) {
934 undef $project;
935 die_error(404, "No such project");
936 }
937 }
939 our $file_name = $input_params{'file_name'};
940 if (defined $file_name) {
941 if (!validate_pathname($file_name)) {
942 die_error(400, "Invalid file parameter");
943 }
944 }
946 our $file_parent = $input_params{'file_parent'};
947 if (defined $file_parent) {
948 if (!validate_pathname($file_parent)) {
949 die_error(400, "Invalid file parent parameter");
950 }
951 }
953 # parameters which are refnames
954 our $hash = $input_params{'hash'};
955 if (defined $hash) {
956 if (!validate_refname($hash)) {
957 die_error(400, "Invalid hash parameter");
958 }
959 }
961 our $hash_parent = $input_params{'hash_parent'};
962 if (defined $hash_parent) {
963 if (!validate_refname($hash_parent)) {
964 die_error(400, "Invalid hash parent parameter");
965 }
966 }
968 our $hash_base = $input_params{'hash_base'};
969 if (defined $hash_base) {
970 if (!validate_refname($hash_base)) {
971 die_error(400, "Invalid hash base parameter");
972 }
973 }
975 our @extra_options = @{$input_params{'extra_options'}};
976 # @extra_options is always defined, since it can only be (currently) set from
977 # CGI, and $cgi->param() returns the empty array in array context if the param
978 # is not set
979 foreach my $opt (@extra_options) {
980 if (not exists $allowed_options{$opt}) {
981 die_error(400, "Invalid option parameter");
982 }
983 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
984 die_error(400, "Invalid option parameter for this action");
985 }
986 }
988 our $hash_parent_base = $input_params{'hash_parent_base'};
989 if (defined $hash_parent_base) {
990 if (!validate_refname($hash_parent_base)) {
991 die_error(400, "Invalid hash parent base parameter");
992 }
993 }
995 # other parameters
996 our $page = $input_params{'page'};
997 if (defined $page) {
998 if ($page =~ m/[^0-9]/) {
999 die_error(400, "Invalid page parameter");
1000 }
1001 }
1003 our $searchtype = $input_params{'searchtype'};
1004 if (defined $searchtype) {
1005 if ($searchtype =~ m/[^a-z]/) {
1006 die_error(400, "Invalid searchtype parameter");
1007 }
1008 }
1010 our $search_use_regexp = $input_params{'search_use_regexp'};
1012 our $searchtext = $input_params{'searchtext'};
1013 our $search_regexp;
1014 if (defined $searchtext) {
1015 if (length($searchtext) < 2) {
1016 die_error(403, "At least two characters are required for search parameter");
1017 }
1018 $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
1019 }
1020 }
1022 # path to the current git repository
1023 our $git_dir;
1024 sub evaluate_git_dir {
1025 our $git_dir = "$projectroot/$project" if $project;
1026 }
1028 our (@snapshot_fmts, $git_avatar);
1029 sub configure_gitweb_features {
1030 # list of supported snapshot formats
1031 our @snapshot_fmts = gitweb_get_feature('snapshot');
1032 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1034 # check that the avatar feature is set to a known provider name,
1035 # and for each provider check if the dependencies are satisfied.
1036 # if the provider name is invalid or the dependencies are not met,
1037 # reset $git_avatar to the empty string.
1038 our ($git_avatar) = gitweb_get_feature('avatar');
1039 if ($git_avatar eq 'gravatar') {
1040 $git_avatar = '' unless (eval { require Digest::MD5; 1; });
1041 } elsif ($git_avatar eq 'picon') {
1042 # no dependencies
1043 } else {
1044 $git_avatar = '';
1045 }
1046 }
1048 # custom error handler: 'die <message>' is Internal Server Error
1049 sub handle_errors_html {
1050 my $msg = shift; # it is already HTML escaped
1052 # to avoid infinite loop where error occurs in die_error,
1053 # change handler to default handler, disabling handle_errors_html
1054 set_message("Error occured when inside die_error:\n$msg");
1056 # you cannot jump out of die_error when called as error handler;
1057 # the subroutine set via CGI::Carp::set_message is called _after_
1058 # HTTP headers are already written, so it cannot write them itself
1059 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1060 }
1061 set_message(\&handle_errors_html);
1063 # dispatch
1064 sub dispatch {
1065 if (!defined $action) {
1066 if (defined $hash) {
1067 $action = git_get_type($hash);
1068 } elsif (defined $hash_base && defined $file_name) {
1069 $action = git_get_type("$hash_base:$file_name");
1070 } elsif (defined $project) {
1071 $action = 'summary';
1072 } else {
1073 $action = 'project_list';
1074 }
1075 }
1076 if (!defined($actions{$action})) {
1077 die_error(400, "Unknown action");
1078 }
1079 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1080 !$project) {
1081 die_error(400, "Project needed");
1082 }
1083 $actions{$action}->();
1084 }
1086 sub reset_timer {
1087 our $t0 = [ gettimeofday() ]
1088 if defined $t0;
1089 our $number_of_git_cmds = 0;
1090 }
1092 our $first_request = 1;
1093 sub run_request {
1094 reset_timer();
1096 evaluate_uri();
1097 if ($first_request) {
1098 evaluate_gitweb_config();
1099 evaluate_git_version();
1100 }
1101 if ($per_request_config) {
1102 if (ref($per_request_config) eq 'CODE') {
1103 $per_request_config->();
1104 } elsif (!$first_request) {
1105 evaluate_gitweb_config();
1106 }
1107 }
1108 check_loadavg();
1110 # $projectroot and $projects_list might be set in gitweb config file
1111 $projects_list ||= $projectroot;
1113 evaluate_query_params();
1114 evaluate_path_info();
1115 evaluate_and_validate_params();
1116 evaluate_git_dir();
1118 configure_gitweb_features();
1120 dispatch();
1121 }
1123 our $is_last_request = sub { 1 };
1124 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1125 our $CGI = 'CGI';
1126 our $cgi;
1127 sub configure_as_fcgi {
1128 require CGI::Fast;
1129 our $CGI = 'CGI::Fast';
1131 my $request_number = 0;
1132 # let each child service 100 requests
1133 our $is_last_request = sub { ++$request_number > 100 };
1134 }
1135 sub evaluate_argv {
1136 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1137 configure_as_fcgi()
1138 if $script_name =~ /\.fcgi$/;
1140 return unless (@ARGV);
1142 require Getopt::Long;
1143 Getopt::Long::GetOptions(
1144 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1145 'nproc|n=i' => sub {
1146 my ($arg, $val) = @_;
1147 return unless eval { require FCGI::ProcManager; 1; };
1148 my $proc_manager = FCGI::ProcManager->new({
1149 n_processes => $val,
1150 });
1151 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1152 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1153 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1154 },
1155 );
1156 }
1158 sub run {
1159 evaluate_argv();
1161 $first_request = 1;
1162 $pre_listen_hook->()
1163 if $pre_listen_hook;
1165 REQUEST:
1166 while ($cgi = $CGI->new()) {
1167 $pre_dispatch_hook->()
1168 if $pre_dispatch_hook;
1170 run_request();
1172 $post_dispatch_hook->()
1173 if $post_dispatch_hook;
1174 $first_request = 0;
1176 last REQUEST if ($is_last_request->());
1177 }
1179 DONE_GITWEB:
1180 1;
1181 }
1183 run();
1185 if (defined caller) {
1186 # wrapped in a subroutine processing requests,
1187 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1188 return;
1189 } else {
1190 # pure CGI script, serving single request
1191 exit;
1192 }
1194 ## ======================================================================
1195 ## action links
1197 # possible values of extra options
1198 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1199 # -replay => 1 - start from a current view (replay with modifications)
1200 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1201 sub href {
1202 my %params = @_;
1203 # default is to use -absolute url() i.e. $my_uri
1204 my $href = $params{-full} ? $my_url : $my_uri;
1206 $params{'project'} = $project unless exists $params{'project'};
1208 if ($params{-replay}) {
1209 while (my ($name, $symbol) = each %cgi_param_mapping) {
1210 if (!exists $params{$name}) {
1211 $params{$name} = $input_params{$name};
1212 }
1213 }
1214 }
1216 my $use_pathinfo = gitweb_check_feature('pathinfo');
1217 if (defined $params{'project'} &&
1218 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1219 # try to put as many parameters as possible in PATH_INFO:
1220 # - project name
1221 # - action
1222 # - hash_parent or hash_parent_base:/file_parent
1223 # - hash or hash_base:/filename
1224 # - the snapshot_format as an appropriate suffix
1226 # When the script is the root DirectoryIndex for the domain,
1227 # $href here would be something like http://gitweb.example.com/
1228 # Thus, we strip any trailing / from $href, to spare us double
1229 # slashes in the final URL
1230 $href =~ s,/$,,;
1232 # Then add the project name, if present
1233 $href .= "/".esc_url($params{'project'});
1234 delete $params{'project'};
1236 # since we destructively absorb parameters, we keep this
1237 # boolean that remembers if we're handling a snapshot
1238 my $is_snapshot = $params{'action'} eq 'snapshot';
1240 # Summary just uses the project path URL, any other action is
1241 # added to the URL
1242 if (defined $params{'action'}) {
1243 $href .= "/".esc_url($params{'action'}) unless $params{'action'} eq 'summary';
1244 delete $params{'action'};
1245 }
1247 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1248 # stripping nonexistent or useless pieces
1249 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1250 || $params{'hash_parent'} || $params{'hash'});
1251 if (defined $params{'hash_base'}) {
1252 if (defined $params{'hash_parent_base'}) {
1253 $href .= esc_url($params{'hash_parent_base'});
1254 # skip the file_parent if it's the same as the file_name
1255 if (defined $params{'file_parent'}) {
1256 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1257 delete $params{'file_parent'};
1258 } elsif ($params{'file_parent'} !~ /\.\./) {
1259 $href .= ":/".esc_url($params{'file_parent'});
1260 delete $params{'file_parent'};
1261 }
1262 }
1263 $href .= "..";
1264 delete $params{'hash_parent'};
1265 delete $params{'hash_parent_base'};
1266 } elsif (defined $params{'hash_parent'}) {
1267 $href .= esc_url($params{'hash_parent'}). "..";
1268 delete $params{'hash_parent'};
1269 }
1271 $href .= esc_url($params{'hash_base'});
1272 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1273 $href .= ":/".esc_url($params{'file_name'});
1274 delete $params{'file_name'};
1275 }
1276 delete $params{'hash'};
1277 delete $params{'hash_base'};
1278 } elsif (defined $params{'hash'}) {
1279 $href .= esc_url($params{'hash'});
1280 delete $params{'hash'};
1281 }
1283 # If the action was a snapshot, we can absorb the
1284 # snapshot_format parameter too
1285 if ($is_snapshot) {
1286 my $fmt = $params{'snapshot_format'};
1287 # snapshot_format should always be defined when href()
1288 # is called, but just in case some code forgets, we
1289 # fall back to the default
1290 $fmt ||= $snapshot_fmts[0];
1291 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1292 delete $params{'snapshot_format'};
1293 }
1294 }
1296 # now encode the parameters explicitly
1297 my @result = ();
1298 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1299 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1300 if (defined $params{$name}) {
1301 if (ref($params{$name}) eq "ARRAY") {
1302 foreach my $par (@{$params{$name}}) {
1303 push @result, $symbol . "=" . esc_param($par);
1304 }
1305 } else {
1306 push @result, $symbol . "=" . esc_param($params{$name});
1307 }
1308 }
1309 }
1310 $href .= "?" . join(';', @result) if scalar @result;
1312 return $href;
1313 }
1316 ## ======================================================================
1317 ## validation, quoting/unquoting and escaping
1319 sub validate_action {
1320 my $input = shift || return undef;
1321 return undef unless exists $actions{$input};
1322 return $input;
1323 }
1325 sub validate_project {
1326 my $input = shift || return undef;
1327 if (!validate_pathname($input) ||
1328 !(-d "$projectroot/$input") ||
1329 !check_export_ok("$projectroot/$input") ||
1330 ($strict_export && !project_in_list($input))) {
1331 return undef;
1332 } else {
1333 return $input;
1334 }
1335 }
1337 sub validate_pathname {
1338 my $input = shift || return undef;
1340 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
1341 # at the beginning, at the end, and between slashes.
1342 # also this catches doubled slashes
1343 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1344 return undef;
1345 }
1346 # no null characters
1347 if ($input =~ m!\0!) {
1348 return undef;
1349 }
1350 return $input;
1351 }
1353 sub validate_refname {
1354 my $input = shift || return undef;
1356 # textual hashes are O.K.
1357 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
1358 return $input;
1359 }
1360 # it must be correct pathname
1361 $input = validate_pathname($input)
1362 or return undef;
1363 # restrictions on ref name according to git-check-ref-format
1364 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1365 return undef;
1366 }
1367 return $input;
1368 }
1370 # decode sequences of octets in utf8 into Perl's internal form,
1371 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1372 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1373 sub to_utf8 {
1374 my $str = shift;
1375 return undef unless defined $str;
1376 if (utf8::valid($str)) {
1377 utf8::decode($str);
1378 return $str;
1379 } else {
1380 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1381 }
1382 }
1384 # quote unsafe chars, but keep the slash, even when it's not
1385 # correct, but quoted slashes look too horrible in bookmarks
1386 sub esc_param {
1387 my $str = shift;
1388 return undef unless defined $str;
1389 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1390 $str =~ s/ /\+/g;
1391 return $str;
1392 }
1394 # quote unsafe chars in whole URL, so some characters cannot be quoted
1395 sub esc_url {
1396 my $str = shift;
1397 return undef unless defined $str;
1398 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1399 $str =~ s/ /\+/g;
1400 return $str;
1401 }
1403 # quote unsafe characters in HTML attributes
1404 sub esc_attr {
1406 # for XHTML conformance escaping '"' to '"' is not enough
1407 return esc_html(@_);
1408 }
1410 # replace invalid utf8 character with SUBSTITUTION sequence
1411 sub esc_html {
1412 my $str = shift;
1413 my %opts = @_;
1415 return undef unless defined $str;
1417 $str = to_utf8($str);
1418 $str = $cgi->escapeHTML($str);
1419 if ($opts{'-nbsp'}) {
1420 $str =~ s/ / /g;
1421 }
1422 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1423 return $str;
1424 }
1426 # quote control characters and escape filename to HTML
1427 sub esc_path {
1428 my $str = shift;
1429 my %opts = @_;
1431 return undef unless defined $str;
1433 $str = to_utf8($str);
1434 $str = $cgi->escapeHTML($str);
1435 if ($opts{'-nbsp'}) {
1436 $str =~ s/ / /g;
1437 }
1438 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1439 return $str;
1440 }
1442 # Make control characters "printable", using character escape codes (CEC)
1443 sub quot_cec {
1444 my $cntrl = shift;
1445 my %opts = @_;
1446 my %es = ( # character escape codes, aka escape sequences
1447 "\t" => '\t', # tab (HT)
1448 "\n" => '\n', # line feed (LF)
1449 "\r" => '\r', # carrige return (CR)
1450 "\f" => '\f', # form feed (FF)
1451 "\b" => '\b', # backspace (BS)
1452 "\a" => '\a', # alarm (bell) (BEL)
1453 "\e" => '\e', # escape (ESC)
1454 "\013" => '\v', # vertical tab (VT)
1455 "\000" => '\0', # nul character (NUL)
1456 );
1457 my $chr = ( (exists $es{$cntrl})
1458 ? $es{$cntrl}
1459 : sprintf('\%2x', ord($cntrl)) );
1460 if ($opts{-nohtml}) {
1461 return $chr;
1462 } else {
1463 return "<span class=\"cntrl\">$chr</span>";
1464 }
1465 }
1467 # Alternatively use unicode control pictures codepoints,
1468 # Unicode "printable representation" (PR)
1469 sub quot_upr {
1470 my $cntrl = shift;
1471 my %opts = @_;
1473 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1474 if ($opts{-nohtml}) {
1475 return $chr;
1476 } else {
1477 return "<span class=\"cntrl\">$chr</span>";
1478 }
1479 }
1481 # git may return quoted and escaped filenames
1482 sub unquote {
1483 my $str = shift;
1485 sub unq {
1486 my $seq = shift;
1487 my %es = ( # character escape codes, aka escape sequences
1488 't' => "\t", # tab (HT, TAB)
1489 'n' => "\n", # newline (NL)
1490 'r' => "\r", # return (CR)
1491 'f' => "\f", # form feed (FF)
1492 'b' => "\b", # backspace (BS)
1493 'a' => "\a", # alarm (bell) (BEL)
1494 'e' => "\e", # escape (ESC)
1495 'v' => "\013", # vertical tab (VT)
1496 );
1498 if ($seq =~ m/^[0-7]{1,3}$/) {
1499 # octal char sequence
1500 return chr(oct($seq));
1501 } elsif (exists $es{$seq}) {
1502 # C escape sequence, aka character escape code
1503 return $es{$seq};
1504 }
1505 # quoted ordinary character
1506 return $seq;
1507 }
1509 if ($str =~ m/^"(.*)"$/) {
1510 # needs unquoting
1511 $str = $1;
1512 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1513 }
1514 return $str;
1515 }
1517 # escape tabs (convert tabs to spaces)
1518 sub untabify {
1519 my $line = shift;
1521 while ((my $pos = index($line, "\t")) != -1) {
1522 if (my $count = (8 - ($pos % 8))) {
1523 my $spaces = ' ' x $count;
1524 $line =~ s/\t/$spaces/;
1525 }
1526 }
1528 return $line;
1529 }
1531 sub project_in_list {
1532 my $project = shift;
1533 my @list = git_get_projects_list();
1534 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1535 }
1537 ## ----------------------------------------------------------------------
1538 ## HTML aware string manipulation
1540 # Try to chop given string on a word boundary between position
1541 # $len and $len+$add_len. If there is no word boundary there,
1542 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1543 # (marking chopped part) would be longer than given string.
1544 sub chop_str {
1545 my $str = shift;
1546 my $len = shift;
1547 my $add_len = shift || 10;
1548 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1550 # Make sure perl knows it is utf8 encoded so we don't
1551 # cut in the middle of a utf8 multibyte char.
1552 $str = to_utf8($str);
1554 # allow only $len chars, but don't cut a word if it would fit in $add_len
1555 # if it doesn't fit, cut it if it's still longer than the dots we would add
1556 # remove chopped character entities entirely
1558 # when chopping in the middle, distribute $len into left and right part
1559 # return early if chopping wouldn't make string shorter
1560 if ($where eq 'center') {
1561 return $str if ($len + 5 >= length($str)); # filler is length 5
1562 $len = int($len/2);
1563 } else {
1564 return $str if ($len + 4 >= length($str)); # filler is length 4
1565 }
1567 # regexps: ending and beginning with word part up to $add_len
1568 my $endre = qr/.{$len}\w{0,$add_len}/;
1569 my $begre = qr/\w{0,$add_len}.{$len}/;
1571 if ($where eq 'left') {
1572 $str =~ m/^(.*?)($begre)$/;
1573 my ($lead, $body) = ($1, $2);
1574 if (length($lead) > 4) {
1575 $lead = " ...";
1576 }
1577 return "$lead$body";
1579 } elsif ($where eq 'center') {
1580 $str =~ m/^($endre)(.*)$/;
1581 my ($left, $str) = ($1, $2);
1582 $str =~ m/^(.*?)($begre)$/;
1583 my ($mid, $right) = ($1, $2);
1584 if (length($mid) > 5) {
1585 $mid = " ... ";
1586 }
1587 return "$left$mid$right";
1589 } else {
1590 $str =~ m/^($endre)(.*)$/;
1591 my $body = $1;
1592 my $tail = $2;
1593 if (length($tail) > 4) {
1594 $tail = "... ";
1595 }
1596 return "$body$tail";
1597 }
1598 }
1600 # takes the same arguments as chop_str, but also wraps a <span> around the
1601 # result with a title attribute if it does get chopped. Additionally, the
1602 # string is HTML-escaped.
1603 sub chop_and_escape_str {
1604 my ($str) = @_;
1606 my $chopped = chop_str(@_);
1607 if ($chopped eq $str) {
1608 return esc_html($chopped);
1609 } else {
1610 $str =~ s/[[:cntrl:]]/?/g;
1611 return $cgi->span({-title=>$str}, esc_html($chopped));
1612 }
1613 }
1615 ## ----------------------------------------------------------------------
1616 ## functions returning short strings
1618 # CSS class for given age value (in seconds)
1619 sub age_class {
1620 my $age = shift;
1622 if (!defined $age) {
1623 return "noage";
1624 } elsif ($age < 60*60*2) {
1625 return "age0";
1626 } elsif ($age < 60*60*24*2) {
1627 return "age1";
1628 } else {
1629 return "age2";
1630 }
1631 }
1633 # convert age in seconds to "nn units ago" string
1634 sub age_string {
1635 my $age = shift;
1636 my $age_str;
1638 if ($age > 60*60*24*365*2) {
1639 $age_str = (int $age/60/60/24/365);
1640 $age_str .= " years ago";
1641 } elsif ($age > 60*60*24*(365/12)*2) {
1642 $age_str = int $age/60/60/24/(365/12);
1643 $age_str .= " months ago";
1644 } elsif ($age > 60*60*24*7*2) {
1645 $age_str = int $age/60/60/24/7;
1646 $age_str .= " weeks ago";
1647 } elsif ($age > 60*60*24*2) {
1648 $age_str = int $age/60/60/24;
1649 $age_str .= " days ago";
1650 } elsif ($age > 60*60*2) {
1651 $age_str = int $age/60/60;
1652 $age_str .= " hours ago";
1653 } elsif ($age > 60*2) {
1654 $age_str = int $age/60;
1655 $age_str .= " min ago";
1656 } elsif ($age > 2) {
1657 $age_str = int $age;
1658 $age_str .= " sec ago";
1659 } else {
1660 $age_str .= " right now";
1661 }
1662 return $age_str;
1663 }
1665 use constant {
1666 S_IFINVALID => 0030000,
1667 S_IFGITLINK => 0160000,
1668 };
1670 # submodule/subproject, a commit object reference
1671 sub S_ISGITLINK {
1672 my $mode = shift;
1674 return (($mode & S_IFMT) == S_IFGITLINK)
1675 }
1677 # convert file mode in octal to symbolic file mode string
1678 sub mode_str {
1679 my $mode = oct shift;
1681 if (S_ISGITLINK($mode)) {
1682 return 'm---------';
1683 } elsif (S_ISDIR($mode & S_IFMT)) {
1684 return 'drwxr-xr-x';
1685 } elsif (S_ISLNK($mode)) {
1686 return 'lrwxrwxrwx';
1687 } elsif (S_ISREG($mode)) {
1688 # git cares only about the executable bit
1689 if ($mode & S_IXUSR) {
1690 return '-rwxr-xr-x';
1691 } else {
1692 return '-rw-r--r--';
1693 };
1694 } else {
1695 return '----------';
1696 }
1697 }
1699 # convert file mode in octal to file type string
1700 sub file_type {
1701 my $mode = shift;
1703 if ($mode !~ m/^[0-7]+$/) {
1704 return $mode;
1705 } else {
1706 $mode = oct $mode;
1707 }
1709 if (S_ISGITLINK($mode)) {
1710 return "submodule";
1711 } elsif (S_ISDIR($mode & S_IFMT)) {
1712 return "directory";
1713 } elsif (S_ISLNK($mode)) {
1714 return "symlink";
1715 } elsif (S_ISREG($mode)) {
1716 return "file";
1717 } else {
1718 return "unknown";
1719 }
1720 }
1722 # convert file mode in octal to file type description string
1723 sub file_type_long {
1724 my $mode = shift;
1726 if ($mode !~ m/^[0-7]+$/) {
1727 return $mode;
1728 } else {
1729 $mode = oct $mode;
1730 }
1732 if (S_ISGITLINK($mode)) {
1733 return "submodule";
1734 } elsif (S_ISDIR($mode & S_IFMT)) {
1735 return "directory";
1736 } elsif (S_ISLNK($mode)) {
1737 return "symlink";
1738 } elsif (S_ISREG($mode)) {
1739 if ($mode & S_IXUSR) {
1740 return "executable";
1741 } else {
1742 return "file";
1743 };
1744 } else {
1745 return "unknown";
1746 }
1747 }
1750 ## ----------------------------------------------------------------------
1751 ## functions returning short HTML fragments, or transforming HTML fragments
1752 ## which don't belong to other sections
1754 # format line of commit message.
1755 sub format_log_line_html {
1756 my $line = shift;
1758 $line = esc_html($line, -nbsp=>1);
1759 $line =~ s{\b([0-9a-fA-F]{8,40})\b}{
1760 $cgi->a({-href => href(action=>"object", hash=>$1),
1761 -class => "text"}, $1);
1762 }eg;
1764 return $line;
1765 }
1767 # format marker of refs pointing to given object
1769 # the destination action is chosen based on object type and current context:
1770 # - for annotated tags, we choose the tag view unless it's the current view
1771 # already, in which case we go to shortlog view
1772 # - for other refs, we keep the current view if we're in history, shortlog or
1773 # log view, and select shortlog otherwise
1774 sub format_ref_marker {
1775 my ($refs, $id) = @_;
1776 my $markers = '';
1778 if (defined $refs->{$id}) {
1779 foreach my $ref (@{$refs->{$id}}) {
1780 # this code exploits the fact that non-lightweight tags are the
1781 # only indirect objects, and that they are the only objects for which
1782 # we want to use tag instead of shortlog as action
1783 my ($type, $name) = qw();
1784 my $indirect = ($ref =~ s/\^\{\}$//);
1785 # e.g. tags/v2.6.11 or heads/next
1786 if ($ref =~ m!^(.*?)s?/(.*)$!) {
1787 $type = $1;
1788 $name = $2;
1789 } else {
1790 $type = "ref";
1791 $name = $ref;
1792 }
1794 my $class = $type;
1795 $class .= " indirect" if $indirect;
1797 my $dest_action = "shortlog";
1799 if ($indirect) {
1800 $dest_action = "tag" unless $action eq "tag";
1801 } elsif ($action =~ /^(history|(short)?log)$/) {
1802 $dest_action = $action;
1803 }
1805 my $dest = "";
1806 $dest .= "refs/" unless $ref =~ m!^refs/!;
1807 $dest .= $ref;
1809 my $link = $cgi->a({
1810 -href => href(
1811 action=>$dest_action,
1812 hash=>$dest
1813 )}, $name);
1815 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
1816 $link . "</span>";
1817 }
1818 }
1820 if ($markers) {
1821 return ' <span class="refs">'. $markers . '</span>';
1822 } else {
1823 return "";
1824 }
1825 }
1827 # format, perhaps shortened and with markers, title line
1828 sub format_subject_html {
1829 my ($long, $short, $href, $extra) = @_;
1830 $extra = '' unless defined($extra);
1832 if (length($short) < length($long)) {
1833 $long =~ s/[[:cntrl:]]/?/g;
1834 return $cgi->a({-href => $href, -class => "list subject",
1835 -title => to_utf8($long)},
1836 esc_html($short)) . $extra;
1837 } else {
1838 return $cgi->a({-href => $href, -class => "list subject"},
1839 esc_html($long)) . $extra;
1840 }
1841 }
1843 # Rather than recomputing the url for an email multiple times, we cache it
1844 # after the first hit. This gives a visible benefit in views where the avatar
1845 # for the same email is used repeatedly (e.g. shortlog).
1846 # The cache is shared by all avatar engines (currently gravatar only), which
1847 # are free to use it as preferred. Since only one avatar engine is used for any
1848 # given page, there's no risk for cache conflicts.
1849 our %avatar_cache = ();
1851 # Compute the picon url for a given email, by using the picon search service over at
1852 # http://www.cs.indiana.edu/picons/search.html
1853 sub picon_url {
1854 my $email = lc shift;
1855 if (!$avatar_cache{$email}) {
1856 my ($user, $domain) = split('@', $email);
1857 $avatar_cache{$email} =
1858 "http://www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
1859 "$domain/$user/" .
1860 "users+domains+unknown/up/single";
1861 }
1862 return $avatar_cache{$email};
1863 }
1865 # Compute the gravatar url for a given email, if it's not in the cache already.
1866 # Gravatar stores only the part of the URL before the size, since that's the
1867 # one computationally more expensive. This also allows reuse of the cache for
1868 # different sizes (for this particular engine).
1869 sub gravatar_url {
1870 my $email = lc shift;
1871 my $size = shift;
1872 $avatar_cache{$email} ||=
1873 "http://www.gravatar.com/avatar/" .
1874 Digest::MD5::md5_hex($email) . "?s=";
1875 return $avatar_cache{$email} . $size;
1876 }
1878 # Insert an avatar for the given $email at the given $size if the feature
1879 # is enabled.
1880 sub git_get_avatar {
1881 my ($email, %opts) = @_;
1882 my $pre_white = ($opts{-pad_before} ? " " : "");
1883 my $post_white = ($opts{-pad_after} ? " " : "");
1884 $opts{-size} ||= 'default';
1885 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
1886 my $url = "";
1887 if ($git_avatar eq 'gravatar') {
1888 $url = gravatar_url($email, $size);
1889 } elsif ($git_avatar eq 'picon') {
1890 $url = picon_url($email);
1891 }
1892 # Other providers can be added by extending the if chain, defining $url
1893 # as needed. If no variant puts something in $url, we assume avatars
1894 # are completely disabled/unavailable.
1895 if ($url) {
1896 return $pre_white .
1897 "<img width=\"$size\" " .
1898 "class=\"avatar\" " .
1899 "src=\"".esc_url($url)."\" " .
1900 "alt=\"\" " .
1901 "/>" . $post_white;
1902 } else {
1903 return "";
1904 }
1905 }
1907 sub format_search_author {
1908 my ($author, $searchtype, $displaytext) = @_;
1909 my $have_search = gitweb_check_feature('search');
1911 if ($have_search) {
1912 my $performed = "";
1913 if ($searchtype eq 'author') {
1914 $performed = "authored";
1915 } elsif ($searchtype eq 'committer') {
1916 $performed = "committed";
1917 }
1919 return $cgi->a({-href => href(action=>"search", hash=>$hash,
1920 searchtext=>$author,
1921 searchtype=>$searchtype), class=>"list",
1922 title=>"Search for commits $performed by $author"},
1923 $displaytext);
1925 } else {
1926 return $displaytext;
1927 }
1928 }
1930 # format the author name of the given commit with the given tag
1931 # the author name is chopped and escaped according to the other
1932 # optional parameters (see chop_str).
1933 sub format_author_html {
1934 my $tag = shift;
1935 my $co = shift;
1936 my $author = chop_and_escape_str($co->{'author_name'}, @_);
1937 return "<$tag class=\"author\">" .
1938 format_search_author($co->{'author_name'}, "author",
1939 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
1940 $author) .
1941 "</$tag>";
1942 }
1944 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
1945 sub format_git_diff_header_line {
1946 my $line = shift;
1947 my $diffinfo = shift;
1948 my ($from, $to) = @_;
1950 if ($diffinfo->{'nparents'}) {
1951 # combined diff
1952 $line =~ s!^(diff (.*?) )"?.*$!$1!;
1953 if ($to->{'href'}) {
1954 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1955 esc_path($to->{'file'}));
1956 } else { # file was deleted (no href)
1957 $line .= esc_path($to->{'file'});
1958 }
1959 } else {
1960 # "ordinary" diff
1961 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
1962 if ($from->{'href'}) {
1963 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
1964 'a/' . esc_path($from->{'file'}));
1965 } else { # file was added (no href)
1966 $line .= 'a/' . esc_path($from->{'file'});
1967 }
1968 $line .= ' ';
1969 if ($to->{'href'}) {
1970 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1971 'b/' . esc_path($to->{'file'}));
1972 } else { # file was deleted
1973 $line .= 'b/' . esc_path($to->{'file'});
1974 }
1975 }
1977 return "<div class=\"diff header\">$line</div>\n";
1978 }
1980 # format extended diff header line, before patch itself
1981 sub format_extended_diff_header_line {
1982 my $line = shift;
1983 my $diffinfo = shift;
1984 my ($from, $to) = @_;
1986 # match <path>
1987 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
1988 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1989 esc_path($from->{'file'}));
1990 }
1991 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
1992 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1993 esc_path($to->{'file'}));
1994 }
1995 # match single <mode>
1996 if ($line =~ m/\s(\d{6})$/) {
1997 $line .= '<span class="info"> (' .
1998 file_type_long($1) .
1999 ')</span>';
2000 }
2001 # match <hash>
2002 if ($line =~ m/^index [0-9a-fA-F]{40},[0-9a-fA-F]{40}/) {
2003 # can match only for combined diff
2004 $line = 'index ';
2005 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2006 if ($from->{'href'}[$i]) {
2007 $line .= $cgi->a({-href=>$from->{'href'}[$i],
2008 -class=>"hash"},
2009 substr($diffinfo->{'from_id'}[$i],0,7));
2010 } else {
2011 $line .= '0' x 7;
2012 }
2013 # separator
2014 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
2015 }
2016 $line .= '..';
2017 if ($to->{'href'}) {
2018 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2019 substr($diffinfo->{'to_id'},0,7));
2020 } else {
2021 $line .= '0' x 7;
2022 }
2024 } elsif ($line =~ m/^index [0-9a-fA-F]{40}..[0-9a-fA-F]{40}/) {
2025 # can match only for ordinary diff
2026 my ($from_link, $to_link);
2027 if ($from->{'href'}) {
2028 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2029 substr($diffinfo->{'from_id'},0,7));
2030 } else {
2031 $from_link = '0' x 7;
2032 }
2033 if ($to->{'href'}) {
2034 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2035 substr($diffinfo->{'to_id'},0,7));
2036 } else {
2037 $to_link = '0' x 7;
2038 }
2039 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2040 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2041 }
2043 return $line . "<br/>\n";
2044 }
2046 # format from-file/to-file diff header
2047 sub format_diff_from_to_header {
2048 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2049 my $line;
2050 my $result = '';
2052 $line = $from_line;
2053 #assert($line =~ m/^---/) if DEBUG;
2054 # no extra formatting for "^--- /dev/null"
2055 if (! $diffinfo->{'nparents'}) {
2056 # ordinary (single parent) diff
2057 if ($line =~ m!^--- "?a/!) {
2058 if ($from->{'href'}) {
2059 $line = '--- a/' .
2060 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2061 esc_path($from->{'file'}));
2062 } else {
2063 $line = '--- a/' .
2064 esc_path($from->{'file'});
2065 }
2066 }
2067 $result .= qq!<div class="diff from_file">$line</div>\n!;
2069 } else {
2070 # combined diff (merge commit)
2071 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2072 if ($from->{'href'}[$i]) {
2073 $line = '--- ' .
2074 $cgi->a({-href=>href(action=>"blobdiff",
2075 hash_parent=>$diffinfo->{'from_id'}[$i],
2076 hash_parent_base=>$parents[$i],
2077 file_parent=>$from->{'file'}[$i],
2078 hash=>$diffinfo->{'to_id'},
2079 hash_base=>$hash,
2080 file_name=>$to->{'file'}),
2081 -class=>"path",
2082 -title=>"diff" . ($i+1)},
2083 $i+1) .
2084 '/' .
2085 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2086 esc_path($from->{'file'}[$i]));
2087 } else {
2088 $line = '--- /dev/null';
2089 }
2090 $result .= qq!<div class="diff from_file">$line</div>\n!;
2091 }
2092 }
2094 $line = $to_line;
2095 #assert($line =~ m/^\+\+\+/) if DEBUG;
2096 # no extra formatting for "^+++ /dev/null"
2097 if ($line =~ m!^\+\+\+ "?b/!) {
2098 if ($to->{'href'}) {
2099 $line = '+++ b/' .
2100 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2101 esc_path($to->{'file'}));
2102 } else {
2103 $line = '+++ b/' .
2104 esc_path($to->{'file'});
2105 }
2106 }
2107 $result .= qq!<div class="diff to_file">$line</div>\n!;
2109 return $result;
2110 }
2112 # create note for patch simplified by combined diff
2113 sub format_diff_cc_simplified {
2114 my ($diffinfo, @parents) = @_;
2115 my $result = '';
2117 $result .= "<div class=\"diff header\">" .
2118 "diff --cc ";
2119 if (!is_deleted($diffinfo)) {
2120 $result .= $cgi->a({-href => href(action=>"blob",
2121 hash_base=>$hash,
2122 hash=>$diffinfo->{'to_id'},
2123 file_name=>$diffinfo->{'to_file'}),
2124 -class => "path"},
2125 esc_path($diffinfo->{'to_file'}));
2126 } else {
2127 $result .= esc_path($diffinfo->{'to_file'});
2128 }
2129 $result .= "</div>\n" . # class="diff header"
2130 "<div class=\"diff nodifferences\">" .
2131 "Simple merge" .
2132 "</div>\n"; # class="diff nodifferences"
2134 return $result;
2135 }
2137 # format patch (diff) line (not to be used for diff headers)
2138 sub format_diff_line {
2139 my $line = shift;
2140 my ($from, $to) = @_;
2141 my $diff_class = "";
2143 chomp $line;
2145 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2146 # combined diff
2147 my $prefix = substr($line, 0, scalar @{$from->{'href'}});
2148 if ($line =~ m/^\@{3}/) {
2149 $diff_class = " chunk_header";
2150 } elsif ($line =~ m/^\\/) {
2151 $diff_class = " incomplete";
2152 } elsif ($prefix =~ tr/+/+/) {
2153 $diff_class = " add";
2154 } elsif ($prefix =~ tr/-/-/) {
2155 $diff_class = " rem";
2156 }
2157 } else {
2158 # assume ordinary diff
2159 my $char = substr($line, 0, 1);
2160 if ($char eq '+') {
2161 $diff_class = " add";
2162 } elsif ($char eq '-') {
2163 $diff_class = " rem";
2164 } elsif ($char eq '@') {
2165 $diff_class = " chunk_header";
2166 } elsif ($char eq "\\") {
2167 $diff_class = " incomplete";
2168 }
2169 }
2170 $line = untabify($line);
2171 if ($from && $to && $line =~ m/^\@{2} /) {
2172 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2173 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2175 $from_lines = 0 unless defined $from_lines;
2176 $to_lines = 0 unless defined $to_lines;
2178 if ($from->{'href'}) {
2179 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2180 -class=>"list"}, $from_text);
2181 }
2182 if ($to->{'href'}) {
2183 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2184 -class=>"list"}, $to_text);
2185 }
2186 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2187 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2188 return "<div class=\"diff$diff_class\">$line</div>\n";
2189 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2190 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2191 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2193 @from_text = split(' ', $ranges);
2194 for (my $i = 0; $i < @from_text; ++$i) {
2195 ($from_start[$i], $from_nlines[$i]) =
2196 (split(',', substr($from_text[$i], 1)), 0);
2197 }
2199 $to_text = pop @from_text;
2200 $to_start = pop @from_start;
2201 $to_nlines = pop @from_nlines;
2203 $line = "<span class=\"chunk_info\">$prefix ";
2204 for (my $i = 0; $i < @from_text; ++$i) {
2205 if ($from->{'href'}[$i]) {
2206 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2207 -class=>"list"}, $from_text[$i]);
2208 } else {
2209 $line .= $from_text[$i];
2210 }
2211 $line .= " ";
2212 }
2213 if ($to->{'href'}) {
2214 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2215 -class=>"list"}, $to_text);
2216 } else {
2217 $line .= $to_text;
2218 }
2219 $line .= " $prefix</span>" .
2220 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2221 return "<div class=\"diff$diff_class\">$line</div>\n";
2222 }
2223 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
2224 }
2226 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2227 # linked. Pass the hash of the tree/commit to snapshot.
2228 sub format_snapshot_links {
2229 my ($hash) = @_;
2230 my $num_fmts = @snapshot_fmts;
2231 if ($num_fmts > 1) {
2232 # A parenthesized list of links bearing format names.
2233 # e.g. "snapshot (_tar.gz_ _zip_)"
2234 return "snapshot (" . join(' ', map
2235 $cgi->a({
2236 -href => href(
2237 action=>"snapshot",
2238 hash=>$hash,
2239 snapshot_format=>$_
2240 )
2241 }, $known_snapshot_formats{$_}{'display'})
2242 , @snapshot_fmts) . ")";
2243 } elsif ($num_fmts == 1) {
2244 # A single "snapshot" link whose tooltip bears the format name.
2245 # i.e. "_snapshot_"
2246 my ($fmt) = @snapshot_fmts;
2247 return
2248 $cgi->a({
2249 -href => href(
2250 action=>"snapshot",
2251 hash=>$hash,
2252 snapshot_format=>$fmt
2253 ),
2254 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2255 }, "snapshot");
2256 } else { # $num_fmts == 0
2257 return undef;
2258 }
2259 }
2261 ## ......................................................................
2262 ## functions returning values to be passed, perhaps after some
2263 ## transformation, to other functions; e.g. returning arguments to href()
2265 # returns hash to be passed to href to generate gitweb URL
2266 # in -title key it returns description of link
2267 sub get_feed_info {
2268 my $format = shift || 'Atom';
2269 my %res = (action => lc($format));
2271 # feed links are possible only for project views
2272 return unless (defined $project);
2273 # some views should link to OPML, or to generic project feed,
2274 # or don't have specific feed yet (so they should use generic)
2275 return if ($action =~ /^(?:tags|heads|forks|tag|search)$/x);
2277 my $branch;
2278 # branches refs uses 'refs/heads/' prefix (fullname) to differentiate
2279 # from tag links; this also makes possible to detect branch links
2280 if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) ||
2281 (defined $hash && $hash =~ m!^refs/heads/(.*)$!)) {
2282 $branch = $1;
2283 }
2284 # find log type for feed description (title)
2285 my $type = 'log';
2286 if (defined $file_name) {
2287 $type = "history of $file_name";
2288 $type .= "/" if ($action eq 'tree');
2289 $type .= " on '$branch'" if (defined $branch);
2290 } else {
2291 $type = "log of $branch" if (defined $branch);
2292 }
2294 $res{-title} = $type;
2295 $res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
2296 $res{'file_name'} = $file_name;
2298 return %res;
2299 }
2301 ## ----------------------------------------------------------------------
2302 ## git utility subroutines, invoking git commands
2304 # returns path to the core git executable and the --git-dir parameter as list
2305 sub git_cmd {
2306 $number_of_git_cmds++;
2307 return $GIT, '--git-dir='.$git_dir;
2308 }
2310 # quote the given arguments for passing them to the shell
2311 # quote_command("command", "arg 1", "arg with ' and ! characters")
2312 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2313 # Try to avoid using this function wherever possible.
2314 sub quote_command {
2315 return join(' ',
2316 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2317 }
2319 # get HEAD ref of given project as hash
2320 sub git_get_head_hash {
2321 return git_get_full_hash(shift, 'HEAD');
2322 }
2324 sub git_get_full_hash {
2325 return git_get_hash(@_);
2326 }
2328 sub git_get_short_hash {
2329 return git_get_hash(@_, '--short=7');
2330 }
2332 sub git_get_hash {
2333 my ($project, $hash, @options) = @_;
2334 my $o_git_dir = $git_dir;
2335 my $retval = undef;
2336 $git_dir = "$projectroot/$project";
2337 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2338 '--verify', '-q', @options, $hash) {
2339 $retval = <$fd>;
2340 chomp $retval if defined $retval;
2341 close $fd;
2342 }
2343 if (defined $o_git_dir) {
2344 $git_dir = $o_git_dir;
2345 }
2346 return $retval;
2347 }
2349 # get type of given object
2350 sub git_get_type {
2351 my $hash = shift;
2353 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2354 my $type = <$fd>;
2355 close $fd or return;
2356 chomp $type;
2357 return $type;
2358 }
2360 # repository configuration
2361 our $config_file = '';
2362 our %config;
2364 # store multiple values for single key as anonymous array reference
2365 # single values stored directly in the hash, not as [ <value> ]
2366 sub hash_set_multi {
2367 my ($hash, $key, $value) = @_;
2369 if (!exists $hash->{$key}) {
2370 $hash->{$key} = $value;
2371 } elsif (!ref $hash->{$key}) {
2372 $hash->{$key} = [ $hash->{$key}, $value ];
2373 } else {
2374 push @{$hash->{$key}}, $value;
2375 }
2376 }
2378 # return hash of git project configuration
2379 # optionally limited to some section, e.g. 'gitweb'
2380 sub git_parse_project_config {
2381 my $section_regexp = shift;
2382 my %config;
2384 local $/ = "\0";
2386 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2387 or return;
2389 while (my $keyval = <$fh>) {
2390 chomp $keyval;
2391 my ($key, $value) = split(/\n/, $keyval, 2);
2393 hash_set_multi(\%config, $key, $value)
2394 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2395 }
2396 close $fh;
2398 return %config;
2399 }
2401 # convert config value to boolean: 'true' or 'false'
2402 # no value, number > 0, 'true' and 'yes' values are true
2403 # rest of values are treated as false (never as error)
2404 sub config_to_bool {
2405 my $val = shift;
2407 return 1 if !defined $val; # section.key
2409 # strip leading and trailing whitespace
2410 $val =~ s/^\s+//;
2411 $val =~ s/\s+$//;
2413 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2414 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2415 }
2417 # convert config value to simple decimal number
2418 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2419 # to be multiplied by 1024, 1048576, or 1073741824
2420 sub config_to_int {
2421 my $val = shift;
2423 # strip leading and trailing whitespace
2424 $val =~ s/^\s+//;
2425 $val =~ s/\s+$//;
2427 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2428 $unit = lc($unit);
2429 # unknown unit is treated as 1
2430 return $num * ($unit eq 'g' ? 1073741824 :
2431 $unit eq 'm' ? 1048576 :
2432 $unit eq 'k' ? 1024 : 1);
2433 }
2434 return $val;
2435 }
2437 # convert config value to array reference, if needed
2438 sub config_to_multi {
2439 my $val = shift;
2441 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2442 }
2444 sub git_get_project_config {
2445 my ($key, $type) = @_;
2447 return unless defined $git_dir;
2449 # key sanity check
2450 return unless ($key);
2451 $key =~ s/^gitweb\.//;
2452 return if ($key =~ m/\W/);
2454 # type sanity check
2455 if (defined $type) {
2456 $type =~ s/^--//;
2457 $type = undef
2458 unless ($type eq 'bool' || $type eq 'int');
2459 }
2461 # get config
2462 if (!defined $config_file ||
2463 $config_file ne "$git_dir/config") {
2464 %config = git_parse_project_config('gitweb');
2465 $config_file = "$git_dir/config";
2466 }
2468 # check if config variable (key) exists
2469 return unless exists $config{"gitweb.$key"};
2471 # ensure given type
2472 if (!defined $type) {
2473 return $config{"gitweb.$key"};
2474 } elsif ($type eq 'bool') {
2475 # backward compatibility: 'git config --bool' returns true/false
2476 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2477 } elsif ($type eq 'int') {
2478 return config_to_int($config{"gitweb.$key"});
2479 }
2480 return $config{"gitweb.$key"};
2481 }
2483 # get hash of given path at given ref
2484 sub git_get_hash_by_path {
2485 my $base = shift;
2486 my $path = shift || return undef;
2487 my $type = shift;
2489 $path =~ s,/+$,,;
2491 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2492 or die_error(500, "Open git-ls-tree failed");
2493 my $line = <$fd>;
2494 close $fd or return undef;
2496 if (!defined $line) {
2497 # there is no tree or hash given by $path at $base
2498 return undef;
2499 }
2501 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2502 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
2503 if (defined $type && $type ne $2) {
2504 # type doesn't match
2505 return undef;
2506 }
2507 return $3;
2508 }
2510 # get path of entry with given hash at given tree-ish (ref)
2511 # used to get 'from' filename for combined diff (merge commit) for renames
2512 sub git_get_path_by_hash {
2513 my $base = shift || return;
2514 my $hash = shift || return;
2516 local $/ = "\0";
2518 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2519 or return undef;
2520 while (my $line = <$fd>) {
2521 chomp $line;
2523 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2524 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2525 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2526 close $fd;
2527 return $1;
2528 }
2529 }
2530 close $fd;
2531 return undef;
2532 }
2534 ## ......................................................................
2535 ## git utility functions, directly accessing git repository
2537 sub git_get_project_description {
2538 my $path = shift;
2540 $git_dir = "$projectroot/$path";
2541 open my $fd, '<', "$git_dir/description"
2542 or return git_get_project_config('description');
2543 my $descr = <$fd>;
2544 close $fd;
2545 if (defined $descr) {
2546 chomp $descr;
2547 }
2548 return $descr;
2549 }
2551 sub git_get_project_ctags {
2552 my $path = shift;
2553 my $ctags = {};
2555 $git_dir = "$projectroot/$path";
2556 opendir my $dh, "$git_dir/ctags"
2557 or return $ctags;
2558 foreach (grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh)) {
2559 open my $ct, '<', $_ or next;
2560 my $val = <$ct>;
2561 chomp $val;
2562 close $ct;
2563 my $ctag = $_; $ctag =~ s#.*/##;
2564 $ctags->{$ctag} = $val;
2565 }
2566 closedir $dh;
2567 $ctags;
2568 }
2570 sub git_populate_project_tagcloud {
2571 my $ctags = shift;
2573 # First, merge different-cased tags; tags vote on casing
2574 my %ctags_lc;
2575 foreach (keys %$ctags) {
2576 $ctags_lc{lc $_}->{count} += $ctags->{$_};
2577 if (not $ctags_lc{lc $_}->{topcount}
2578 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
2579 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
2580 $ctags_lc{lc $_}->{topname} = $_;
2581 }
2582 }
2584 my $cloud;
2585 if (eval { require HTML::TagCloud; 1; }) {
2586 $cloud = HTML::TagCloud->new;
2587 foreach (sort keys %ctags_lc) {
2588 # Pad the title with spaces so that the cloud looks
2589 # less crammed.
2590 my $title = $ctags_lc{$_}->{topname};
2591 $title =~ s/ / /g;
2592 $title =~ s/^/ /g;
2593 $title =~ s/$/ /g;
2594 $cloud->add($title, $home_link."?by_tag=".$_, $ctags_lc{$_}->{count});
2595 }
2596 } else {
2597 $cloud = \%ctags_lc;
2598 }
2599 $cloud;
2600 }
2602 sub git_show_project_tagcloud {
2603 my ($cloud, $count) = @_;
2604 print STDERR ref($cloud)."..\n";
2605 if (ref $cloud eq 'HTML::TagCloud') {
2606 return $cloud->html_and_css($count);
2607 } else {
2608 my @tags = sort { $cloud->{$a}->{count} <=> $cloud->{$b}->{count} } keys %$cloud;
2609 return '<p align="center">' . join (', ', map {
2610 $cgi->a({-href=>"$home_link?by_tag=$_"}, $cloud->{$_}->{topname})
2611 } splice(@tags, 0, $count)) . '</p>';
2612 }
2613 }
2615 sub git_get_project_url_list {
2616 my $path = shift;
2618 $git_dir = "$projectroot/$path";
2619 open my $fd, '<', "$git_dir/cloneurl"
2620 or return wantarray ?
2621 @{ config_to_multi(git_get_project_config('url')) } :
2622 config_to_multi(git_get_project_config('url'));
2623 my @git_project_url_list = map { chomp; $_ } <$fd>;
2624 close $fd;
2626 return wantarray ? @git_project_url_list : \@git_project_url_list;
2627 }
2629 sub git_get_projects_list {
2630 my ($filter) = @_;
2631 my @list;
2633 $filter ||= '';
2634 $filter =~ s/\.git$//;
2636 my $check_forks = gitweb_check_feature('forks');
2638 if (-d $projects_list) {
2639 # search in directory
2640 my $dir = $projects_list . ($filter ? "/$filter" : '');
2641 # remove the trailing "/"
2642 $dir =~ s!/+$!!;
2643 my $pfxlen = length("$dir");
2644 my $pfxdepth = ($dir =~ tr!/!!);
2646 File::Find::find({
2647 follow_fast => 1, # follow symbolic links
2648 follow_skip => 2, # ignore duplicates
2649 dangling_symlinks => 0, # ignore dangling symlinks, silently
2650 wanted => sub {
2651 # global variables
2652 our $project_maxdepth;
2653 our $projectroot;
2654 # skip project-list toplevel, if we get it.
2655 return if (m!^[/.]$!);
2656 # only directories can be git repositories
2657 return unless (-d $_);
2658 # don't traverse too deep (Find is super slow on os x)
2659 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
2660 $File::Find::prune = 1;
2661 return;
2662 }
2664 my $subdir = substr($File::Find::name, $pfxlen + 1);
2665 # we check related file in $projectroot
2666 my $path = ($filter ? "$filter/" : '') . $subdir;
2667 if (check_export_ok("$projectroot/$path")) {
2668 push @list, { path => $path };
2669 $File::Find::prune = 1;
2670 }
2671 },
2672 }, "$dir");
2674 } elsif (-f $projects_list) {
2675 # read from file(url-encoded):
2676 # 'git%2Fgit.git Linus+Torvalds'
2677 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2678 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2679 my %paths;
2680 open my $fd, '<', $projects_list or return;
2681 PROJECT:
2682 while (my $line = <$fd>) {
2683 chomp $line;
2684 my ($path, $owner) = split ' ', $line;
2685 $path = unescape($path);
2686 $owner = unescape($owner);
2687 if (!defined $path) {
2688 next;
2689 }
2690 if ($filter ne '') {
2691 # looking for forks;
2692 my $pfx = substr($path, 0, length($filter));
2693 if ($pfx ne $filter) {
2694 next PROJECT;
2695 }
2696 my $sfx = substr($path, length($filter));
2697 if ($sfx !~ /^\/.*\.git$/) {
2698 next PROJECT;
2699 }
2700 } elsif ($check_forks) {
2701 PATH:
2702 foreach my $filter (keys %paths) {
2703 # looking for forks;
2704 my $pfx = substr($path, 0, length($filter));
2705 if ($pfx ne $filter) {
2706 next PATH;
2707 }
2708 my $sfx = substr($path, length($filter));
2709 if ($sfx !~ /^\/.*\.git$/) {
2710 next PATH;
2711 }
2712 # is a fork, don't include it in
2713 # the list
2714 next PROJECT;
2715 }
2716 }
2717 if (check_export_ok("$projectroot/$path")) {
2718 my $pr = {
2719 path => $path,
2720 owner => to_utf8($owner),
2721 };
2722 push @list, $pr;
2723 (my $forks_path = $path) =~ s/\.git$//;
2724 $paths{$forks_path}++;
2725 }
2726 }
2727 close $fd;
2728 }
2729 return @list;
2730 }
2732 our $gitweb_project_owner = undef;
2733 sub git_get_project_list_from_file {
2735 return if (defined $gitweb_project_owner);
2737 $gitweb_project_owner = {};
2738 # read from file (url-encoded):
2739 # 'git%2Fgit.git Linus+Torvalds'
2740 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2741 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2742 if (-f $projects_list) {
2743 open(my $fd, '<', $projects_list);
2744 while (my $line = <$fd>) {
2745 chomp $line;
2746 my ($pr, $ow) = split ' ', $line;
2747 $pr = unescape($pr);
2748 $ow = unescape($ow);
2749 $gitweb_project_owner->{$pr} = to_utf8($ow);
2750 }
2751 close $fd;
2752 }
2753 }
2755 sub git_get_project_owner {
2756 my $project = shift;
2757 my $owner;
2759 return undef unless $project;
2760 $git_dir = "$projectroot/$project";
2762 if (!defined $gitweb_project_owner) {
2763 git_get_project_list_from_file();
2764 }
2766 if (exists $gitweb_project_owner->{$project}) {
2767 $owner = $gitweb_project_owner->{$project};
2768 }
2769 if (!defined $owner){
2770 $owner = git_get_project_config('owner');
2771 }
2772 if (!defined $owner) {
2773 $owner = get_file_owner("$git_dir");
2774 }
2776 return $owner;
2777 }
2779 sub git_get_last_activity {
2780 my ($path) = @_;
2781 my $fd;
2783 $git_dir = "$projectroot/$path";
2784 open($fd, "-|", git_cmd(), 'for-each-ref',
2785 '--format=%(committer)',
2786 '--sort=-committerdate',
2787 '--count=1',
2788 'refs/heads') or return;
2789 my $most_recent = <$fd>;
2790 close $fd or return;
2791 if (defined $most_recent &&
2792 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
2793 my $timestamp = $1;
2794 my $age = time - $timestamp;
2795 return ($age, age_string($age));
2796 }
2797 return (undef, undef);
2798 }
2800 # Implementation note: when a single remote is wanted, we cannot use 'git
2801 # remote show -n' because that command always work (assuming it's a remote URL
2802 # if it's not defined), and we cannot use 'git remote show' because that would
2803 # try to make a network roundtrip. So the only way to find if that particular
2804 # remote is defined is to walk the list provided by 'git remote -v' and stop if
2805 # and when we find what we want.
2806 sub git_get_remotes_list {
2807 my $wanted = shift;
2808 my %remotes = ();
2810 open my $fd, '-|' , git_cmd(), 'remote', '-v';
2811 return unless $fd;
2812 while (my $remote = <$fd>) {
2813 chomp $remote;
2814 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!;
2815 next if $wanted and not $remote eq $wanted;
2816 my ($url, $key) = ($1, $2);
2818 $remotes{$remote} ||= { 'heads' => () };
2819 $remotes{$remote}{$key} = $url;
2820 }
2821 close $fd or return;
2822 return wantarray ? %remotes : \%remotes;
2823 }
2825 # Takes a hash of remotes as first parameter and fills it by adding the
2826 # available remote heads for each of the indicated remotes.
2827 sub fill_remote_heads {
2828 my $remotes = shift;
2829 my @heads = map { "remotes/$_" } keys %$remotes;
2830 my @remoteheads = git_get_heads_list(undef, @heads);
2831 foreach my $remote (keys %$remotes) {
2832 $remotes->{$remote}{'heads'} = [ grep {
2833 $_->{'name'} =~ s!^$remote/!!
2834 } @remoteheads ];
2835 }
2836 }
2838 sub git_get_references {
2839 my $type = shift || "";
2840 my %refs;
2841 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
2842 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
2843 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
2844 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
2845 or return;
2847 while (my $line = <$fd>) {
2848 chomp $line;
2849 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type.*)$!) {
2850 if (defined $refs{$1}) {
2851 push @{$refs{$1}}, $2;
2852 } else {
2853 $refs{$1} = [ $2 ];
2854 }
2855 }
2856 }
2857 close $fd or return;
2858 return \%refs;
2859 }
2861 sub git_get_rev_name_tags {
2862 my $hash = shift || return undef;
2864 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
2865 or return;
2866 my $name_rev = <$fd>;
2867 close $fd;
2869 if ($name_rev =~ m|^$hash tags/(.*)$|) {
2870 return $1;
2871 } else {
2872 # catches also '$hash undefined' output
2873 return undef;
2874 }
2875 }
2877 ## ----------------------------------------------------------------------
2878 ## parse to hash functions
2880 sub parse_date {
2881 my $epoch = shift;
2882 my $tz = shift || "-0000";
2884 my %date;
2885 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
2886 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
2887 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
2888 $date{'hour'} = $hour;
2889 $date{'minute'} = $min;
2890 $date{'mday'} = $mday;
2891 $date{'day'} = $days[$wday];
2892 $date{'month'} = $months[$mon];
2893 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
2894 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
2895 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
2896 $mday, $months[$mon], $hour ,$min;
2897 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
2898 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
2900 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
2901 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
2902 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
2903 $date{'hour_local'} = $hour;
2904 $date{'minute_local'} = $min;
2905 $date{'tz_local'} = $tz;
2906 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
2907 1900+$year, $mon+1, $mday,
2908 $hour, $min, $sec, $tz);
2909 return %date;
2910 }
2912 sub parse_tag {
2913 my $tag_id = shift;
2914 my %tag;
2915 my @comment;
2917 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
2918 $tag{'id'} = $tag_id;
2919 while (my $line = <$fd>) {
2920 chomp $line;
2921 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
2922 $tag{'object'} = $1;
2923 } elsif ($line =~ m/^type (.+)$/) {
2924 $tag{'type'} = $1;
2925 } elsif ($line =~ m/^tag (.+)$/) {
2926 $tag{'name'} = $1;
2927 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
2928 $tag{'author'} = $1;
2929 $tag{'author_epoch'} = $2;
2930 $tag{'author_tz'} = $3;
2931 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2932 $tag{'author_name'} = $1;
2933 $tag{'author_email'} = $2;
2934 } else {
2935 $tag{'author_name'} = $tag{'author'};
2936 }
2937 } elsif ($line =~ m/--BEGIN/) {
2938 push @comment, $line;
2939 last;
2940 } elsif ($line eq "") {
2941 last;
2942 }
2943 }
2944 push @comment, <$fd>;
2945 $tag{'comment'} = \@comment;
2946 close $fd or return;
2947 if (!defined $tag{'name'}) {
2948 return
2949 };
2950 return %tag
2951 }
2953 sub parse_commit_text {
2954 my ($commit_text, $withparents) = @_;
2955 my @commit_lines = split '\n', $commit_text;
2956 my %co;
2958 pop @commit_lines; # Remove '\0'
2960 if (! @commit_lines) {
2961 return;
2962 }
2964 my $header = shift @commit_lines;
2965 if ($header !~ m/^[0-9a-fA-F]{40}/) {
2966 return;
2967 }
2968 ($co{'id'}, my @parents) = split ' ', $header;
2969 while (my $line = shift @commit_lines) {
2970 last if $line eq "\n";
2971 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
2972 $co{'tree'} = $1;
2973 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
2974 push @parents, $1;
2975 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
2976 $co{'author'} = to_utf8($1);
2977 $co{'author_epoch'} = $2;
2978 $co{'author_tz'} = $3;
2979 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2980 $co{'author_name'} = $1;
2981 $co{'author_email'} = $2;
2982 } else {
2983 $co{'author_name'} = $co{'author'};
2984 }
2985 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
2986 $co{'committer'} = to_utf8($1);
2987 $co{'committer_epoch'} = $2;
2988 $co{'committer_tz'} = $3;
2989 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
2990 $co{'committer_name'} = $1;
2991 $co{'committer_email'} = $2;
2992 } else {
2993 $co{'committer_name'} = $co{'committer'};
2994 }
2995 }
2996 }
2997 if (!defined $co{'tree'}) {
2998 return;
2999 };
3000 $co{'parents'} = \@parents;
3001 $co{'parent'} = $parents[0];
3003 foreach my $title (@commit_lines) {
3004 $title =~ s/^ //;
3005 if ($title ne "") {
3006 $co{'title'} = chop_str($title, 80, 5);
3007 # remove leading stuff of merges to make the interesting part visible
3008 if (length($title) > 50) {
3009 $title =~ s/^Automatic //;
3010 $title =~ s/^merge (of|with) /Merge ... /i;
3011 if (length($title) > 50) {
3012 $title =~ s/(http|rsync):\/\///;
3013 }
3014 if (length($title) > 50) {
3015 $title =~ s/(master|www|rsync)\.//;
3016 }
3017 if (length($title) > 50) {
3018 $title =~ s/kernel.org:?//;
3019 }
3020 if (length($title) > 50) {
3021 $title =~ s/\/pub\/scm//;
3022 }
3023 }
3024 $co{'title_short'} = chop_str($title, 50, 5);
3025 last;
3026 }
3027 }
3028 if (! defined $co{'title'} || $co{'title'} eq "") {
3029 $co{'title'} = $co{'title_short'} = '(no commit message)';
3030 }
3031 # remove added spaces
3032 foreach my $line (@commit_lines) {
3033 $line =~ s/^ //;
3034 }
3035 $co{'comment'} = \@commit_lines;
3037 my $age = time - $co{'committer_epoch'};
3038 $co{'age'} = $age;
3039 $co{'age_string'} = age_string($age);
3040 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
3041 if ($age > 60*60*24*7*2) {
3042 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3043 $co{'age_string_age'} = $co{'age_string'};
3044 } else {
3045 $co{'age_string_date'} = $co{'age_string'};
3046 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3047 }
3048 return %co;
3049 }
3051 sub parse_commit {
3052 my ($commit_id) = @_;
3053 my %co;
3055 local $/ = "\0";
3057 open my $fd, "-|", git_cmd(), "rev-list",
3058 "--parents",
3059 "--header",
3060 "--max-count=1",
3061 $commit_id,
3062 "--",
3063 or die_error(500, "Open git-rev-list failed");
3064 %co = parse_commit_text(<$fd>, 1);
3065 close $fd;
3067 return %co;
3068 }
3070 sub parse_commits {
3071 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3072 my @cos;
3074 $maxcount ||= 1;
3075 $skip ||= 0;
3077 local $/ = "\0";
3079 open my $fd, "-|", git_cmd(), "rev-list",
3080 "--header",
3081 @args,
3082 ("--max-count=" . $maxcount),
3083 ("--skip=" . $skip),
3084 @extra_options,
3085 $commit_id,
3086 "--",
3087 ($filename ? ($filename) : ())
3088 or die_error(500, "Open git-rev-list failed");
3089 while (my $line = <$fd>) {
3090 my %co = parse_commit_text($line);
3091 push @cos, \%co;
3092 }
3093 close $fd;
3095 return wantarray ? @cos : \@cos;
3096 }
3098 # parse line of git-diff-tree "raw" output
3099 sub parse_difftree_raw_line {
3100 my $line = shift;
3101 my %res;
3103 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3104 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3105 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
3106 $res{'from_mode'} = $1;
3107 $res{'to_mode'} = $2;
3108 $res{'from_id'} = $3;
3109 $res{'to_id'} = $4;
3110 $res{'status'} = $5;
3111 $res{'similarity'} = $6;
3112 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3113 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3114 } else {
3115 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3116 }
3117 }
3118 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3119 # combined diff (for merge commit)
3120 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:[0-9a-fA-F]{40} )+)([a-zA-Z]+)\t(.*)$//) {
3121 $res{'nparents'} = length($1);
3122 $res{'from_mode'} = [ split(' ', $2) ];
3123 $res{'to_mode'} = pop @{$res{'from_mode'}};
3124 $res{'from_id'} = [ split(' ', $3) ];
3125 $res{'to_id'} = pop @{$res{'from_id'}};
3126 $res{'status'} = [ split('', $4) ];
3127 $res{'to_file'} = unquote($5);
3128 }
3129 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3130 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
3131 $res{'commit'} = $1;
3132 }
3134 return wantarray ? %res : \%res;
3135 }
3137 # wrapper: return parsed line of git-diff-tree "raw" output
3138 # (the argument might be raw line, or parsed info)
3139 sub parsed_difftree_line {
3140 my $line_or_ref = shift;
3142 if (ref($line_or_ref) eq "HASH") {
3143 # pre-parsed (or generated by hand)
3144 return $line_or_ref;
3145 } else {
3146 return parse_difftree_raw_line($line_or_ref);
3147 }
3148 }
3150 # parse line of git-ls-tree output
3151 sub parse_ls_tree_line {
3152 my $line = shift;
3153 my %opts = @_;
3154 my %res;
3156 if ($opts{'-l'}) {
3157 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3158 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40}) +(-|[0-9]+)\t(.+)$/s;
3160 $res{'mode'} = $1;
3161 $res{'type'} = $2;
3162 $res{'hash'} = $3;
3163 $res{'size'} = $4;
3164 if ($opts{'-z'}) {
3165 $res{'name'} = $5;
3166 } else {
3167 $res{'name'} = unquote($5);
3168 }
3169 } else {
3170 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3171 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
3173 $res{'mode'} = $1;
3174 $res{'type'} = $2;
3175 $res{'hash'} = $3;
3176 if ($opts{'-z'}) {
3177 $res{'name'} = $4;
3178 } else {
3179 $res{'name'} = unquote($4);
3180 }
3181 }
3183 return wantarray ? %res : \%res;
3184 }
3186 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3187 sub parse_from_to_diffinfo {
3188 my ($diffinfo, $from, $to, @parents) = @_;
3190 if ($diffinfo->{'nparents'}) {
3191 # combined diff
3192 $from->{'file'} = [];
3193 $from->{'href'} = [];
3194 fill_from_file_info($diffinfo, @parents)
3195 unless exists $diffinfo->{'from_file'};
3196 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3197 $from->{'file'}[$i] =
3198 defined $diffinfo->{'from_file'}[$i] ?
3199 $diffinfo->{'from_file'}[$i] :
3200 $diffinfo->{'to_file'};
3201 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3202 $from->{'href'}[$i] = href(action=>"blob",
3203 hash_base=>$parents[$i],
3204 hash=>$diffinfo->{'from_id'}[$i],
3205 file_name=>$from->{'file'}[$i]);
3206 } else {
3207 $from->{'href'}[$i] = undef;
3208 }
3209 }
3210 } else {
3211 # ordinary (not combined) diff
3212 $from->{'file'} = $diffinfo->{'from_file'};
3213 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3214 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3215 hash=>$diffinfo->{'from_id'},
3216 file_name=>$from->{'file'});
3217 } else {
3218 delete $from->{'href'};
3219 }
3220 }
3222 $to->{'file'} = $diffinfo->{'to_file'};
3223 if (!is_deleted($diffinfo)) { # file exists in result
3224 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3225 hash=>$diffinfo->{'to_id'},
3226 file_name=>$to->{'file'});
3227 } else {
3228 delete $to->{'href'};
3229 }
3230 }
3232 ## ......................................................................
3233 ## parse to array of hashes functions
3235 sub git_get_heads_list {
3236 my ($limit, @classes) = @_;
3237 @classes = ('heads') unless @classes;
3238 my @patterns = map { "refs/$_" } @classes;
3239 my @headslist;
3241 open my $fd, '-|', git_cmd(), 'for-each-ref',
3242 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
3243 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3244 @patterns
3245 or return;
3246 while (my $line = <$fd>) {
3247 my %ref_item;
3249 chomp $line;
3250 my ($refinfo, $committerinfo) = split(/\0/, $line);
3251 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3252 my ($committer, $epoch, $tz) =
3253 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3254 $ref_item{'fullname'} = $name;
3255 $name =~ s!^refs/(?:head|remote)s/!!;
3257 $ref_item{'name'} = $name;
3258 $ref_item{'id'} = $hash;
3259 $ref_item{'title'} = $title || '(no commit message)';
3260 $ref_item{'epoch'} = $epoch;
3261 if ($epoch) {
3262 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3263 } else {
3264 $ref_item{'age'} = "unknown";
3265 }
3267 push @headslist, \%ref_item;
3268 }
3269 close $fd;
3271 return wantarray ? @headslist : \@headslist;
3272 }
3274 sub git_get_tags_list {
3275 my $limit = shift;
3276 my @tagslist;
3278 open my $fd, '-|', git_cmd(), 'for-each-ref',
3279 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3280 '--format=%(objectname) %(objecttype) %(refname) '.
3281 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3282 'refs/tags'
3283 or return;
3284 while (my $line = <$fd>) {
3285 my %ref_item;
3287 chomp $line;
3288 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3289 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3290 my ($creator, $epoch, $tz) =
3291 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3292 $ref_item{'fullname'} = $name;
3293 $name =~ s!^refs/tags/!!;
3295 $ref_item{'type'} = $type;
3296 $ref_item{'id'} = $id;
3297 $ref_item{'name'} = $name;
3298 if ($type eq "tag") {
3299 $ref_item{'subject'} = $title;
3300 $ref_item{'reftype'} = $reftype;
3301 $ref_item{'refid'} = $refid;
3302 } else {
3303 $ref_item{'reftype'} = $type;
3304 $ref_item{'refid'} = $id;
3305 }
3307 if ($type eq "tag" || $type eq "commit") {
3308 $ref_item{'epoch'} = $epoch;
3309 if ($epoch) {
3310 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3311 } else {
3312 $ref_item{'age'} = "unknown";
3313 }
3314 }
3316 push @tagslist, \%ref_item;
3317 }
3318 close $fd;
3320 return wantarray ? @tagslist : \@tagslist;
3321 }
3323 ## ----------------------------------------------------------------------
3324 ## filesystem-related functions
3326 sub get_file_owner {
3327 my $path = shift;
3329 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3330 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3331 if (!defined $gcos) {
3332 return undef;
3333 }
3334 my $owner = $gcos;
3335 $owner =~ s/[,;].*$//;
3336 return to_utf8($owner);
3337 }
3339 # assume that file exists
3340 sub insert_file {
3341 my $filename = shift;
3343 open my $fd, '<', $filename;
3344 print map { to_utf8($_) } <$fd>;
3345 close $fd;
3346 }
3348 ## ......................................................................
3349 ## mimetype related functions
3351 sub mimetype_guess_file {
3352 my $filename = shift;
3353 my $mimemap = shift;
3354 -r $mimemap or return undef;
3356 my %mimemap;
3357 open(my $mh, '<', $mimemap) or return undef;
3358 while (<$mh>) {
3359 next if m/^#/; # skip comments
3360 my ($mimetype, $exts) = split(/\t+/);
3361 if (defined $exts) {
3362 my @exts = split(/\s+/, $exts);
3363 foreach my $ext (@exts) {
3364 $mimemap{$ext} = $mimetype;
3365 }
3366 }
3367 }
3368 close($mh);
3370 $filename =~ /\.([^.]*)$/;
3371 return $mimemap{$1};
3372 }
3374 sub mimetype_guess {
3375 my $filename = shift;
3376 my $mime;
3377 $filename =~ /\./ or return undef;
3379 if ($mimetypes_file) {
3380 my $file = $mimetypes_file;
3381 if ($file !~ m!^/!) { # if it is relative path
3382 # it is relative to project
3383 $file = "$projectroot/$project/$file";
3384 }
3385 $mime = mimetype_guess_file($filename, $file);
3386 }
3387 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3388 return $mime;
3389 }
3391 sub blob_mimetype {
3392 my $fd = shift;
3393 my $filename = shift;
3395 if ($filename) {
3396 my $mime = mimetype_guess($filename);
3397 $mime and return $mime;
3398 }
3400 # just in case
3401 return $default_blob_plain_mimetype unless $fd;
3403 if (-T $fd) {
3404 return 'text/plain';
3405 } elsif (! $filename) {
3406 return 'application/octet-stream';
3407 } elsif ($filename =~ m/\.png$/i) {
3408 return 'image/png';
3409 } elsif ($filename =~ m/\.gif$/i) {
3410 return 'image/gif';
3411 } elsif ($filename =~ m/\.jpe?g$/i) {
3412 return 'image/jpeg';
3413 } else {
3414 return 'application/octet-stream';
3415 }
3416 }
3418 sub blob_contenttype {
3419 my ($fd, $file_name, $type) = @_;
3421 $type ||= blob_mimetype($fd, $file_name);
3422 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3423 $type .= "; charset=$default_text_plain_charset";
3424 }
3426 return $type;
3427 }
3429 # guess file syntax for syntax highlighting; return undef if no highlighting
3430 # the name of syntax can (in the future) depend on syntax highlighter used
3431 sub guess_file_syntax {
3432 my ($highlight, $mimetype, $file_name) = @_;
3433 return undef unless ($highlight && defined $file_name);
3434 my $basename = basename($file_name, '.in');
3435 return $highlight_basename{$basename}
3436 if exists $highlight_basename{$basename};
3438 $basename =~ /\.([^.]*)$/;
3439 my $ext = $1 or return undef;
3440 return $highlight_ext{$ext}
3441 if exists $highlight_ext{$ext};
3443 return undef;
3444 }
3446 # run highlighter and return FD of its output,
3447 # or return original FD if no highlighting
3448 sub run_highlighter {
3449 my ($fd, $highlight, $syntax) = @_;
3450 return $fd unless ($highlight && defined $syntax);
3452 close $fd
3453 or die_error(404, "Reading blob failed");
3454 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
3455 quote_command($highlight_bin).
3456 " --xhtml --fragment --syntax $syntax |"
3457 or die_error(500, "Couldn't open file or run syntax highlighter");
3458 return $fd;
3459 }
3461 ## ======================================================================
3462 ## functions printing HTML: header, footer, error page
3464 sub get_page_title {
3465 my $title = to_utf8($site_name);
3467 return $title unless (defined $project);
3468 $title .= " - " . to_utf8($project);
3470 return $title unless (defined $action);
3471 $title .= "/$action"; # $action is US-ASCII (7bit ASCII)
3473 return $title unless (defined $file_name);
3474 $title .= " - " . esc_path($file_name);
3475 if ($action eq "tree" && $file_name !~ m|/$|) {
3476 $title .= "/";
3477 }
3479 return $title;
3480 }
3482 sub git_header_html {
3483 my $status = shift || "200 OK";
3484 my $expires = shift;
3485 my %opts = @_;
3487 my $title = get_page_title();
3488 my $content_type;
3489 # require explicit support from the UA if we are to send the page as
3490 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
3491 # we have to do this because MSIE sometimes globs '*/*', pretending to
3492 # support xhtml+xml but choking when it gets what it asked for.
3493 if (defined $cgi->http('HTTP_ACCEPT') &&
3494 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
3495 $cgi->Accept('application/xhtml+xml') != 0) {
3496 $content_type = 'application/xhtml+xml';
3497 } else {
3498 $content_type = 'text/html';
3499 }
3500 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
3501 -status=> $status, -expires => $expires)
3502 unless ($opts{'-no_http_header'});
3503 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
3504 print <<EOF;
3505 <?xml version="1.0" encoding="utf-8"?>
3506 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
3507 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
3508 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
3509 <!-- git core binaries version $git_version -->
3510 <head>
3511 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
3512 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
3513 <meta name="robots" content="index, nofollow"/>
3514 <title>$title</title>
3515 EOF
3516 # the stylesheet, favicon etc urls won't work correctly with path_info
3517 # unless we set the appropriate base URL
3518 if ($ENV{'PATH_INFO'}) {
3519 print "<base href=\"".esc_url($base_url)."\" />\n";
3520 }
3521 # print out each stylesheet that exist, providing backwards capability
3522 # for those people who defined $stylesheet in a config file
3523 if (defined $stylesheet) {
3524 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3525 } else {
3526 foreach my $stylesheet (@stylesheets) {
3527 next unless $stylesheet;
3528 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3529 }
3530 }
3531 if (defined $project) {
3532 my %href_params = get_feed_info();
3533 if (!exists $href_params{'-title'}) {
3534 $href_params{'-title'} = 'log';
3535 }
3537 foreach my $format qw(RSS Atom) {
3538 my $type = lc($format);
3539 my %link_attr = (
3540 '-rel' => 'alternate',
3541 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
3542 '-type' => "application/$type+xml"
3543 );
3545 $href_params{'action'} = $type;
3546 $link_attr{'-href'} = href(%href_params);
3547 print "<link ".
3548 "rel=\"$link_attr{'-rel'}\" ".
3549 "title=\"$link_attr{'-title'}\" ".
3550 "href=\"$link_attr{'-href'}\" ".
3551 "type=\"$link_attr{'-type'}\" ".
3552 "/>\n";
3554 $href_params{'extra_options'} = '--no-merges';
3555 $link_attr{'-href'} = href(%href_params);
3556 $link_attr{'-title'} .= ' (no merges)';
3557 print "<link ".
3558 "rel=\"$link_attr{'-rel'}\" ".
3559 "title=\"$link_attr{'-title'}\" ".
3560 "href=\"$link_attr{'-href'}\" ".
3561 "type=\"$link_attr{'-type'}\" ".
3562 "/>\n";
3563 }
3565 } else {
3566 printf('<link rel="alternate" title="%s projects list" '.
3567 'href="%s" type="text/plain; charset=utf-8" />'."\n",
3568 esc_attr($site_name), href(project=>undef, action=>"project_index"));
3569 printf('<link rel="alternate" title="%s projects feeds" '.
3570 'href="%s" type="text/x-opml" />'."\n",
3571 esc_attr($site_name), href(project=>undef, action=>"opml"));
3572 }
3573 if (defined $favicon) {
3574 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n);
3575 }
3577 print "</head>\n" .
3578 "<body>\n";
3580 if (defined $site_header && -f $site_header) {
3581 insert_file($site_header);
3582 }
3584 print "<div class=\"page_header\">\n" .
3585 $cgi->a({-href => esc_url($logo_url),
3586 -title => $logo_label},
3587 qq(<img src=").esc_url($logo).qq(" width="72" height="27" alt="git" class="logo"/>));
3588 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
3589 if (defined $project) {
3590 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
3591 if (defined $action) {
3592 my $action_print = $action ;
3593 if (defined $opts{-action_extra}) {
3594 $action_print = $cgi->a({-href => href(action=>$action)},
3595 $action);
3596 }
3597 print " / $action_print";
3598 }
3599 if (defined $opts{-action_extra}) {
3600 print " / $opts{-action_extra}";
3601 }
3602 print "\n";
3603 }
3604 print "</div>\n";
3606 my $have_search = gitweb_check_feature('search');
3607 if (defined $project && $have_search) {
3608 if (!defined $searchtext) {
3609 $searchtext = "";
3610 }
3611 my $search_hash;
3612 if (defined $hash_base) {
3613 $search_hash = $hash_base;
3614 } elsif (defined $hash) {
3615 $search_hash = $hash;
3616 } else {
3617 $search_hash = "HEAD";
3618 }
3619 my $action = $my_uri;
3620 my $use_pathinfo = gitweb_check_feature('pathinfo');
3621 if ($use_pathinfo) {
3622 $action .= "/".esc_url($project);
3623 }
3624 print $cgi->startform(-method => "get", -action => $action) .
3625 "<div class=\"search\">\n" .
3626 (!$use_pathinfo &&
3627 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
3628 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
3629 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
3630 $cgi->popup_menu(-name => 'st', -default => 'commit',
3631 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
3632 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
3633 " search:\n",
3634 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
3635 "<span title=\"Extended regular expression\">" .
3636 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
3637 -checked => $search_use_regexp) .
3638 "</span>" .
3639 "</div>" .
3640 $cgi->end_form() . "\n";
3641 }
3642 }
3644 sub git_footer_html {
3645 my $feed_class = 'rss_logo';
3647 print "<div class=\"page_footer\">\n";
3648 if (defined $project) {
3649 my $descr = git_get_project_description($project);
3650 if (defined $descr) {
3651 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
3652 }
3654 my %href_params = get_feed_info();
3655 if (!%href_params) {
3656 $feed_class .= ' generic';
3657 }
3658 $href_params{'-title'} ||= 'log';
3660 foreach my $format qw(RSS Atom) {
3661 $href_params{'action'} = lc($format);
3662 print $cgi->a({-href => href(%href_params),
3663 -title => "$href_params{'-title'} $format feed",
3664 -class => $feed_class}, $format)."\n";
3665 }
3667 } else {
3668 print $cgi->a({-href => href(project=>undef, action=>"opml"),
3669 -class => $feed_class}, "OPML") . " ";
3670 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
3671 -class => $feed_class}, "TXT") . "\n";
3672 }
3673 print "</div>\n"; # class="page_footer"
3675 if (defined $t0 && gitweb_check_feature('timed')) {
3676 print "<div id=\"generating_info\">\n";
3677 print 'This page took '.
3678 '<span id="generating_time" class="time_span">'.
3679 tv_interval($t0, [ gettimeofday() ]).
3680 ' seconds </span>'.
3681 ' and '.
3682 '<span id="generating_cmd">'.
3683 $number_of_git_cmds.
3684 '</span> git commands '.
3685 " to generate.\n";
3686 print "</div>\n"; # class="page_footer"
3687 }
3689 if (defined $site_footer && -f $site_footer) {
3690 insert_file($site_footer);
3691 }
3693 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!;
3694 if (defined $action &&
3695 $action eq 'blame_incremental') {
3696 print qq!<script type="text/javascript">\n!.
3697 qq!startBlame("!. href(action=>"blame_data", -replay=>1) .qq!",\n!.
3698 qq! "!. href() .qq!");\n!.
3699 qq!</script>\n!;
3700 } elsif (gitweb_check_feature('javascript-actions')) {
3701 print qq!<script type="text/javascript">\n!.
3702 qq!window.onload = fixLinks;\n!.
3703 qq!</script>\n!;
3704 }
3706 print "</body>\n" .
3707 "</html>";
3708 }
3710 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
3711 # Example: die_error(404, 'Hash not found')
3712 # By convention, use the following status codes (as defined in RFC 2616):
3713 # 400: Invalid or missing CGI parameters, or
3714 # requested object exists but has wrong type.
3715 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
3716 # this server or project.
3717 # 404: Requested object/revision/project doesn't exist.
3718 # 500: The server isn't configured properly, or
3719 # an internal error occurred (e.g. failed assertions caused by bugs), or
3720 # an unknown error occurred (e.g. the git binary died unexpectedly).
3721 # 503: The server is currently unavailable (because it is overloaded,
3722 # or down for maintenance). Generally, this is a temporary state.
3723 sub die_error {
3724 my $status = shift || 500;
3725 my $error = esc_html(shift) || "Internal Server Error";
3726 my $extra = shift;
3727 my %opts = @_;
3729 my %http_responses = (
3730 400 => '400 Bad Request',
3731 403 => '403 Forbidden',
3732 404 => '404 Not Found',
3733 500 => '500 Internal Server Error',
3734 503 => '503 Service Unavailable',
3735 );
3736 git_header_html($http_responses{$status}, undef, %opts);
3737 print <<EOF;
3738 <div class="page_body">
3739 <br /><br />
3740 $status - $error
3741 <br />
3742 EOF
3743 if (defined $extra) {
3744 print "<hr />\n" .
3745 "$extra\n";
3746 }
3747 print "</div>\n";
3749 git_footer_html();
3750 goto DONE_GITWEB
3751 unless ($opts{'-error_handler'});
3752 }
3754 ## ----------------------------------------------------------------------
3755 ## functions printing or outputting HTML: navigation
3757 sub git_print_page_nav {
3758 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
3759 $extra = '' if !defined $extra; # pager or formats
3761 my @navs = qw(summary shortlog log commit commitdiff tree);
3762 if ($suppress) {
3763 @navs = grep { $_ ne $suppress } @navs;
3764 }
3766 my %arg = map { $_ => {action=>$_} } @navs;
3767 if (defined $head) {
3768 for (qw(commit commitdiff)) {
3769 $arg{$_}{'hash'} = $head;
3770 }
3771 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
3772 for (qw(shortlog log)) {
3773 $arg{$_}{'hash'} = $head;
3774 }
3775 }
3776 }
3778 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
3779 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
3781 my @actions = gitweb_get_feature('actions');
3782 my %repl = (
3783 '%' => '%',
3784 'n' => $project, # project name
3785 'f' => $git_dir, # project path within filesystem
3786 'h' => $treehead || '', # current hash ('h' parameter)
3787 'b' => $treebase || '', # hash base ('hb' parameter)
3788 );
3789 while (@actions) {
3790 my ($label, $link, $pos) = splice(@actions,0,3);
3791 # insert
3792 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
3793 # munch munch
3794 $link =~ s/%([%nfhb])/$repl{$1}/g;
3795 $arg{$label}{'_href'} = $link;
3796 }
3798 print "<div class=\"page_nav\">\n" .
3799 (join " | ",
3800 map { $_ eq $current ?
3801 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
3802 } @navs);
3803 print "<br/>\n$extra<br/>\n" .
3804 "</div>\n";
3805 }
3807 # returns a submenu for the nagivation of the refs views (tags, heads,
3808 # remotes) with the current view disabled and the remotes view only
3809 # available if the feature is enabled
3810 sub format_ref_views {
3811 my ($current) = @_;
3812 my @ref_views = qw{tags heads};
3813 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads');
3814 return join " | ", map {
3815 $_ eq $current ? $_ :
3816 $cgi->a({-href => href(action=>$_)}, $_)
3817 } @ref_views
3818 }
3820 sub format_paging_nav {
3821 my ($action, $page, $has_next_link) = @_;
3822 my $paging_nav;
3825 if ($page > 0) {
3826 $paging_nav .=
3827 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
3828 " ⋅ " .
3829 $cgi->a({-href => href(-replay=>1, page=>$page-1),
3830 -accesskey => "p", -title => "Alt-p"}, "prev");
3831 } else {
3832 $paging_nav .= "first ⋅ prev";
3833 }
3835 if ($has_next_link) {
3836 $paging_nav .= " ⋅ " .
3837 $cgi->a({-href => href(-replay=>1, page=>$page+1),
3838 -accesskey => "n", -title => "Alt-n"}, "next");
3839 } else {
3840 $paging_nav .= " ⋅ next";
3841 }
3843 return $paging_nav;
3844 }
3846 ## ......................................................................
3847 ## functions printing or outputting HTML: div
3849 sub git_print_header_div {
3850 my ($action, $title, $hash, $hash_base) = @_;
3851 my %args = ();
3853 $args{'action'} = $action;
3854 $args{'hash'} = $hash if $hash;
3855 $args{'hash_base'} = $hash_base if $hash_base;
3857 print "<div class=\"header\">\n" .
3858 $cgi->a({-href => href(%args), -class => "title"},
3859 $title ? $title : $action) .
3860 "\n</div>\n";
3861 }
3863 sub format_repo_url {
3864 my ($name, $url) = @_;
3865 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
3866 }
3868 # Group output by placing it in a DIV element and adding a header.
3869 # Options for start_div() can be provided by passing a hash reference as the
3870 # first parameter to the function.
3871 # Options to git_print_header_div() can be provided by passing an array
3872 # reference. This must follow the options to start_div if they are present.
3873 # The content can be a scalar, which is output as-is, a scalar reference, which
3874 # is output after html escaping, an IO handle passed either as *handle or
3875 # *handle{IO}, or a function reference. In the latter case all following
3876 # parameters will be taken as argument to the content function call.
3877 sub git_print_section {
3878 my ($div_args, $header_args, $content);
3879 my $arg = shift;
3880 if (ref($arg) eq 'HASH') {
3881 $div_args = $arg;
3882 $arg = shift;
3883 }
3884 if (ref($arg) eq 'ARRAY') {
3885 $header_args = $arg;
3886 $arg = shift;
3887 }
3888 $content = $arg;
3890 print $cgi->start_div($div_args);
3891 git_print_header_div(@$header_args);
3893 if (ref($content) eq 'CODE') {
3894 $content->(@_);
3895 } elsif (ref($content) eq 'SCALAR') {
3896 print esc_html($$content);
3897 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') {
3898 print <$content>;
3899 } elsif (!ref($content) && defined($content)) {
3900 print $content;
3901 }
3903 print $cgi->end_div;
3904 }
3906 sub print_local_time {
3907 print format_local_time(@_);
3908 }
3910 sub format_local_time {
3911 my $localtime = '';
3912 my %date = @_;
3913 if ($date{'hour_local'} < 6) {
3914 $localtime .= sprintf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
3915 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3916 } else {
3917 $localtime .= sprintf(" (%02d:%02d %s)",
3918 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3919 }
3921 return $localtime;
3922 }
3924 # Outputs the author name and date in long form
3925 sub git_print_authorship {
3926 my $co = shift;
3927 my %opts = @_;
3928 my $tag = $opts{-tag} || 'div';
3929 my $author = $co->{'author_name'};
3931 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
3932 print "<$tag class=\"author_date\">" .
3933 format_search_author($author, "author", esc_html($author)) .
3934 " [$ad{'rfc2822'}";
3935 print_local_time(%ad) if ($opts{-localtime});
3936 print "]" . git_get_avatar($co->{'author_email'}, -pad_before => 1)
3937 . "</$tag>\n";
3938 }
3940 # Outputs table rows containing the full author or committer information,
3941 # in the format expected for 'commit' view (& similar).
3942 # Parameters are a commit hash reference, followed by the list of people
3943 # to output information for. If the list is empty it defaults to both
3944 # author and committer.
3945 sub git_print_authorship_rows {
3946 my $co = shift;
3947 # too bad we can't use @people = @_ || ('author', 'committer')
3948 my @people = @_;
3949 @people = ('author', 'committer') unless @people;
3950 foreach my $who (@people) {
3951 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
3952 print "<tr><td>$who</td><td>" .
3953 format_search_author($co->{"${who}_name"}, $who,
3954 esc_html($co->{"${who}_name"})) . " " .
3955 format_search_author($co->{"${who}_email"}, $who,
3956 esc_html("<" . $co->{"${who}_email"} . ">")) .
3957 "</td><td rowspan=\"2\">" .
3958 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
3959 "</td></tr>\n" .
3960 "<tr>" .
3961 "<td></td><td> $wd{'rfc2822'}";
3962 print_local_time(%wd);
3963 print "</td>" .
3964 "</tr>\n";
3965 }
3966 }
3968 sub git_print_page_path {
3969 my $name = shift;
3970 my $type = shift;
3971 my $hb = shift;
3974 print "<div class=\"page_path\">";
3975 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
3976 -title => 'tree root'}, to_utf8("[$project]"));
3977 print " / ";
3978 if (defined $name) {
3979 my @dirname = split '/', $name;
3980 my $basename = pop @dirname;
3981 my $fullname = '';
3983 foreach my $dir (@dirname) {
3984 $fullname .= ($fullname ? '/' : '') . $dir;
3985 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
3986 hash_base=>$hb),
3987 -title => $fullname}, esc_path($dir));
3988 print " / ";
3989 }
3990 if (defined $type && $type eq 'blob') {
3991 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
3992 hash_base=>$hb),
3993 -title => $name}, esc_path($basename));
3994 } elsif (defined $type && $type eq 'tree') {
3995 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
3996 hash_base=>$hb),
3997 -title => $name}, esc_path($basename));
3998 print " / ";
3999 } else {
4000 print esc_path($basename);
4001 }
4002 }
4003 print "<br/></div>\n";
4004 }
4006 sub git_print_log {
4007 my $log = shift;
4008 my %opts = @_;
4010 if ($opts{'-remove_title'}) {
4011 # remove title, i.e. first line of log
4012 shift @$log;
4013 }
4014 # remove leading empty lines
4015 while (defined $log->[0] && $log->[0] eq "") {
4016 shift @$log;
4017 }
4019 # print log
4020 my $signoff = 0;
4021 my $empty = 0;
4022 foreach my $line (@$log) {
4023 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
4024 $signoff = 1;
4025 $empty = 0;
4026 if (! $opts{'-remove_signoff'}) {
4027 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
4028 next;
4029 } else {
4030 # remove signoff lines
4031 next;
4032 }
4033 } else {
4034 $signoff = 0;
4035 }
4037 # print only one empty line
4038 # do not print empty line after signoff
4039 if ($line eq "") {
4040 next if ($empty || $signoff);
4041 $empty = 1;
4042 } else {
4043 $empty = 0;
4044 }
4046 print format_log_line_html($line) . "<br/>\n";
4047 }
4049 if ($opts{'-final_empty_line'}) {
4050 # end with single empty line
4051 print "<br/>\n" unless $empty;
4052 }
4053 }
4055 # return link target (what link points to)
4056 sub git_get_link_target {
4057 my $hash = shift;
4058 my $link_target;
4060 # read link
4061 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4062 or return;
4063 {
4064 local $/ = undef;
4065 $link_target = <$fd>;
4066 }
4067 close $fd
4068 or return;
4070 return $link_target;
4071 }
4073 # given link target, and the directory (basedir) the link is in,
4074 # return target of link relative to top directory (top tree);
4075 # return undef if it is not possible (including absolute links).
4076 sub normalize_link_target {
4077 my ($link_target, $basedir) = @_;
4079 # absolute symlinks (beginning with '/') cannot be normalized
4080 return if (substr($link_target, 0, 1) eq '/');
4082 # normalize link target to path from top (root) tree (dir)
4083 my $path;
4084 if ($basedir) {
4085 $path = $basedir . '/' . $link_target;
4086 } else {
4087 # we are in top (root) tree (dir)
4088 $path = $link_target;
4089 }
4091 # remove //, /./, and /../
4092 my @path_parts;
4093 foreach my $part (split('/', $path)) {
4094 # discard '.' and ''
4095 next if (!$part || $part eq '.');
4096 # handle '..'
4097 if ($part eq '..') {
4098 if (@path_parts) {
4099 pop @path_parts;
4100 } else {
4101 # link leads outside repository (outside top dir)
4102 return;
4103 }
4104 } else {
4105 push @path_parts, $part;
4106 }
4107 }
4108 $path = join('/', @path_parts);
4110 return $path;
4111 }
4113 # print tree entry (row of git_tree), but without encompassing <tr> element
4114 sub git_print_tree_entry {
4115 my ($t, $basedir, $hash_base, $have_blame) = @_;
4117 my %base_key = ();
4118 $base_key{'hash_base'} = $hash_base if defined $hash_base;
4120 # The format of a table row is: mode list link. Where mode is
4121 # the mode of the entry, list is the name of the entry, an href,
4122 # and link is the action links of the entry.
4124 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4125 if (exists $t->{'size'}) {
4126 print "<td class=\"size\">$t->{'size'}</td>\n";
4127 }
4128 if ($t->{'type'} eq "blob") {
4129 print "<td class=\"list\">" .
4130 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4131 file_name=>"$basedir$t->{'name'}", %base_key),
4132 -class => "list"}, esc_path($t->{'name'}));
4133 if (S_ISLNK(oct $t->{'mode'})) {
4134 my $link_target = git_get_link_target($t->{'hash'});
4135 if ($link_target) {
4136 my $norm_target = normalize_link_target($link_target, $basedir);
4137 if (defined $norm_target) {
4138 print " -> " .
4139 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4140 file_name=>$norm_target),
4141 -title => $norm_target}, esc_path($link_target));
4142 } else {
4143 print " -> " . esc_path($link_target);
4144 }
4145 }
4146 }
4147 print "</td>\n";
4148 print "<td class=\"link\">";
4149 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4150 file_name=>"$basedir$t->{'name'}", %base_key)},
4151 "blob");
4152 if ($have_blame) {
4153 print " | " .
4154 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4155 file_name=>"$basedir$t->{'name'}", %base_key)},
4156 "blame");
4157 }
4158 if (defined $hash_base) {
4159 print " | " .
4160 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4161 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4162 "history");
4163 }
4164 print " | " .
4165 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4166 file_name=>"$basedir$t->{'name'}")},
4167 "raw");
4168 print "</td>\n";
4170 } elsif ($t->{'type'} eq "tree") {
4171 print "<td class=\"list\">";
4172 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4173 file_name=>"$basedir$t->{'name'}",
4174 %base_key)},
4175 esc_path($t->{'name'}));
4176 print "</td>\n";
4177 print "<td class=\"link\">";
4178 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4179 file_name=>"$basedir$t->{'name'}",
4180 %base_key)},
4181 "tree");
4182 if (defined $hash_base) {
4183 print " | " .
4184 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4185 file_name=>"$basedir$t->{'name'}")},
4186 "history");
4187 }
4188 print "</td>\n";
4189 } else {
4190 # unknown object: we can only present history for it
4191 # (this includes 'commit' object, i.e. submodule support)
4192 print "<td class=\"list\">" .
4193 esc_path($t->{'name'}) .
4194 "</td>\n";
4195 print "<td class=\"link\">";
4196 if (defined $hash_base) {
4197 print $cgi->a({-href => href(action=>"history",
4198 hash_base=>$hash_base,
4199 file_name=>"$basedir$t->{'name'}")},
4200 "history");
4201 }
4202 print "</td>\n";
4203 }
4204 }
4206 ## ......................................................................
4207 ## functions printing large fragments of HTML
4209 # get pre-image filenames for merge (combined) diff
4210 sub fill_from_file_info {
4211 my ($diff, @parents) = @_;
4213 $diff->{'from_file'} = [ ];
4214 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4215 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4216 if ($diff->{'status'}[$i] eq 'R' ||
4217 $diff->{'status'}[$i] eq 'C') {
4218 $diff->{'from_file'}[$i] =
4219 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4220 }
4221 }
4223 return $diff;
4224 }
4226 # is current raw difftree line of file deletion
4227 sub is_deleted {
4228 my $diffinfo = shift;
4230 return $diffinfo->{'to_id'} eq ('0' x 40);
4231 }
4233 # does patch correspond to [previous] difftree raw line
4234 # $diffinfo - hashref of parsed raw diff format
4235 # $patchinfo - hashref of parsed patch diff format
4236 # (the same keys as in $diffinfo)
4237 sub is_patch_split {
4238 my ($diffinfo, $patchinfo) = @_;
4240 return defined $diffinfo && defined $patchinfo
4241 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4242 }
4245 sub git_difftree_body {
4246 my ($difftree, $hash, @parents) = @_;
4247 my ($parent) = $parents[0];
4248 my $have_blame = gitweb_check_feature('blame');
4249 print "<div class=\"list_head\">\n";
4250 if ($#{$difftree} > 10) {
4251 print(($#{$difftree} + 1) . " files changed:\n");
4252 }
4253 print "</div>\n";
4255 print "<table class=\"" .
4256 (@parents > 1 ? "combined " : "") .
4257 "diff_tree\">\n";
4259 # header only for combined diff in 'commitdiff' view
4260 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4261 if ($has_header) {
4262 # table header
4263 print "<thead><tr>\n" .
4264 "<th></th><th></th>\n"; # filename, patchN link
4265 for (my $i = 0; $i < @parents; $i++) {
4266 my $par = $parents[$i];
4267 print "<th>" .
4268 $cgi->a({-href => href(action=>"commitdiff",
4269 hash=>$hash, hash_parent=>$par),
4270 -title => 'commitdiff to parent number ' .
4271 ($i+1) . ': ' . substr($par,0,7)},
4272 $i+1) .
4273 " </th>\n";
4274 }
4275 print "</tr></thead>\n<tbody>\n";
4276 }
4278 my $alternate = 1;
4279 my $patchno = 0;
4280 foreach my $line (@{$difftree}) {
4281 my $diff = parsed_difftree_line($line);
4283 if ($alternate) {
4284 print "<tr class=\"dark\">\n";
4285 } else {
4286 print "<tr class=\"light\">\n";
4287 }
4288 $alternate ^= 1;
4290 if (exists $diff->{'nparents'}) { # combined diff
4292 fill_from_file_info($diff, @parents)
4293 unless exists $diff->{'from_file'};
4295 if (!is_deleted($diff)) {
4296 # file exists in the result (child) commit
4297 print "<td>" .
4298 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4299 file_name=>$diff->{'to_file'},
4300 hash_base=>$hash),
4301 -class => "list"}, esc_path($diff->{'to_file'})) .
4302 "</td>\n";
4303 } else {
4304 print "<td>" .
4305 esc_path($diff->{'to_file'}) .
4306 "</td>\n";
4307 }
4309 if ($action eq 'commitdiff') {
4310 # link to patch
4311 $patchno++;
4312 print "<td class=\"link\">" .
4313 $cgi->a({-href => "#patch$patchno"}, "patch") .
4314 " | " .
4315 "</td>\n";
4316 }
4318 my $has_history = 0;
4319 my $not_deleted = 0;
4320 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4321 my $hash_parent = $parents[$i];
4322 my $from_hash = $diff->{'from_id'}[$i];
4323 my $from_path = $diff->{'from_file'}[$i];
4324 my $status = $diff->{'status'}[$i];
4326 $has_history ||= ($status ne 'A');
4327 $not_deleted ||= ($status ne 'D');
4329 if ($status eq 'A') {
4330 print "<td class=\"link\" align=\"right\"> | </td>\n";
4331 } elsif ($status eq 'D') {
4332 print "<td class=\"link\">" .
4333 $cgi->a({-href => href(action=>"blob",
4334 hash_base=>$hash,
4335 hash=>$from_hash,
4336 file_name=>$from_path)},
4337 "blob" . ($i+1)) .
4338 " | </td>\n";
4339 } else {
4340 if ($diff->{'to_id'} eq $from_hash) {
4341 print "<td class=\"link nochange\">";
4342 } else {
4343 print "<td class=\"link\">";
4344 }
4345 print $cgi->a({-href => href(action=>"blobdiff",
4346 hash=>$diff->{'to_id'},
4347 hash_parent=>$from_hash,
4348 hash_base=>$hash,
4349 hash_parent_base=>$hash_parent,
4350 file_name=>$diff->{'to_file'},
4351 file_parent=>$from_path)},
4352 "diff" . ($i+1)) .
4353 " | </td>\n";
4354 }
4355 }
4357 print "<td class=\"link\">";
4358 if ($not_deleted) {
4359 print $cgi->a({-href => href(action=>"blob",
4360 hash=>$diff->{'to_id'},
4361 file_name=>$diff->{'to_file'},
4362 hash_base=>$hash)},
4363 "blob");
4364 print " | " if ($has_history);
4365 }
4366 if ($has_history) {
4367 print $cgi->a({-href => href(action=>"history",
4368 file_name=>$diff->{'to_file'},
4369 hash_base=>$hash)},
4370 "history");
4371 }
4372 print "</td>\n";
4374 print "</tr>\n";
4375 next; # instead of 'else' clause, to avoid extra indent
4376 }
4377 # else ordinary diff
4379 my ($to_mode_oct, $to_mode_str, $to_file_type);
4380 my ($from_mode_oct, $from_mode_str, $from_file_type);
4381 if ($diff->{'to_mode'} ne ('0' x 6)) {
4382 $to_mode_oct = oct $diff->{'to_mode'};
4383 if (S_ISREG($to_mode_oct)) { # only for regular file
4384 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
4385 }
4386 $to_file_type = file_type($diff->{'to_mode'});
4387 }
4388 if ($diff->{'from_mode'} ne ('0' x 6)) {
4389 $from_mode_oct = oct $diff->{'from_mode'};
4390 if (S_ISREG($to_mode_oct)) { # only for regular file
4391 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
4392 }
4393 $from_file_type = file_type($diff->{'from_mode'});
4394 }
4396 if ($diff->{'status'} eq "A") { # created
4397 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
4398 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
4399 $mode_chng .= "]</span>";
4400 print "<td>";
4401 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4402 hash_base=>$hash, file_name=>$diff->{'file'}),
4403 -class => "list"}, esc_path($diff->{'file'}));
4404 print "</td>\n";
4405 print "<td>$mode_chng</td>\n";
4406 print "<td class=\"link\">";
4407 if ($action eq 'commitdiff') {
4408 # link to patch
4409 $patchno++;
4410 print $cgi->a({-href => "#patch$patchno"}, "patch");
4411 print " | ";
4412 }
4413 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4414 hash_base=>$hash, file_name=>$diff->{'file'})},
4415 "blob");
4416 print "</td>\n";
4418 } elsif ($diff->{'status'} eq "D") { # deleted
4419 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
4420 print "<td>";
4421 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4422 hash_base=>$parent, file_name=>$diff->{'file'}),
4423 -class => "list"}, esc_path($diff->{'file'}));
4424 print "</td>\n";
4425 print "<td>$mode_chng</td>\n";
4426 print "<td class=\"link\">";
4427 if ($action eq 'commitdiff') {
4428 # link to patch
4429 $patchno++;
4430 print $cgi->a({-href => "#patch$patchno"}, "patch");
4431 print " | ";
4432 }
4433 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4434 hash_base=>$parent, file_name=>$diff->{'file'})},
4435 "blob") . " | ";
4436 if ($have_blame) {
4437 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
4438 file_name=>$diff->{'file'})},
4439 "blame") . " | ";
4440 }
4441 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
4442 file_name=>$diff->{'file'})},
4443 "history");
4444 print "</td>\n";
4446 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
4447 my $mode_chnge = "";
4448 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4449 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
4450 if ($from_file_type ne $to_file_type) {
4451 $mode_chnge .= " from $from_file_type to $to_file_type";
4452 }
4453 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
4454 if ($from_mode_str && $to_mode_str) {
4455 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
4456 } elsif ($to_mode_str) {
4457 $mode_chnge .= " mode: $to_mode_str";
4458 }
4459 }
4460 $mode_chnge .= "]</span>\n";
4461 }
4462 print "<td>";
4463 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4464 hash_base=>$hash, file_name=>$diff->{'file'}),
4465 -class => "list"}, esc_path($diff->{'file'}));
4466 print "</td>\n";
4467 print "<td>$mode_chnge</td>\n";
4468 print "<td class=\"link\">";
4469 if ($action eq 'commitdiff') {
4470 # link to patch
4471 $patchno++;
4472 print $cgi->a({-href => "#patch$patchno"}, "patch") .
4473 " | ";
4474 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4475 # "commit" view and modified file (not onlu mode changed)
4476 print $cgi->a({-href => href(action=>"blobdiff",
4477 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4478 hash_base=>$hash, hash_parent_base=>$parent,
4479 file_name=>$diff->{'file'})},
4480 "diff") .
4481 " | ";
4482 }
4483 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4484 hash_base=>$hash, file_name=>$diff->{'file'})},
4485 "blob") . " | ";
4486 if ($have_blame) {
4487 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4488 file_name=>$diff->{'file'})},
4489 "blame") . " | ";
4490 }
4491 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4492 file_name=>$diff->{'file'})},
4493 "history");
4494 print "</td>\n";
4496 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
4497 my %status_name = ('R' => 'moved', 'C' => 'copied');
4498 my $nstatus = $status_name{$diff->{'status'}};
4499 my $mode_chng = "";
4500 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4501 # mode also for directories, so we cannot use $to_mode_str
4502 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
4503 }
4504 print "<td>" .
4505 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
4506 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
4507 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
4508 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
4509 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
4510 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
4511 -class => "list"}, esc_path($diff->{'from_file'})) .
4512 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
4513 "<td class=\"link\">";
4514 if ($action eq 'commitdiff') {
4515 # link to patch
4516 $patchno++;
4517 print $cgi->a({-href => "#patch$patchno"}, "patch") .
4518 " | ";
4519 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4520 # "commit" view and modified file (not only pure rename or copy)
4521 print $cgi->a({-href => href(action=>"blobdiff",
4522 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4523 hash_base=>$hash, hash_parent_base=>$parent,
4524 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
4525 "diff") .
4526 " | ";
4527 }
4528 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4529 hash_base=>$parent, file_name=>$diff->{'to_file'})},
4530 "blob") . " | ";
4531 if ($have_blame) {
4532 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4533 file_name=>$diff->{'to_file'})},
4534 "blame") . " | ";
4535 }
4536 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4537 file_name=>$diff->{'to_file'})},
4538 "history");
4539 print "</td>\n";
4541 } # we should not encounter Unmerged (U) or Unknown (X) status
4542 print "</tr>\n";
4543 }
4544 print "</tbody>" if $has_header;
4545 print "</table>\n";
4546 }
4548 sub git_patchset_body {
4549 my ($fd, $difftree, $hash, @hash_parents) = @_;
4550 my ($hash_parent) = $hash_parents[0];
4552 my $is_combined = (@hash_parents > 1);
4553 my $patch_idx = 0;
4554 my $patch_number = 0;
4555 my $patch_line;
4556 my $diffinfo;
4557 my $to_name;
4558 my (%from, %to);
4560 print "<div class=\"patchset\">\n";
4562 # skip to first patch
4563 while ($patch_line = <$fd>) {
4564 chomp $patch_line;
4566 last if ($patch_line =~ m/^diff /);
4567 }
4569 PATCH:
4570 while ($patch_line) {
4572 # parse "git diff" header line
4573 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
4574 # $1 is from_name, which we do not use
4575 $to_name = unquote($2);
4576 $to_name =~ s!^b/!!;
4577 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
4578 # $1 is 'cc' or 'combined', which we do not use
4579 $to_name = unquote($2);
4580 } else {
4581 $to_name = undef;
4582 }
4584 # check if current patch belong to current raw line
4585 # and parse raw git-diff line if needed
4586 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
4587 # this is continuation of a split patch
4588 print "<div class=\"patch cont\">\n";
4589 } else {
4590 # advance raw git-diff output if needed
4591 $patch_idx++ if defined $diffinfo;
4593 # read and prepare patch information
4594 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4596 # compact combined diff output can have some patches skipped
4597 # find which patch (using pathname of result) we are at now;
4598 if ($is_combined) {
4599 while ($to_name ne $diffinfo->{'to_file'}) {
4600 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4601 format_diff_cc_simplified($diffinfo, @hash_parents) .
4602 "</div>\n"; # class="patch"
4604 $patch_idx++;
4605 $patch_number++;
4607 last if $patch_idx > $#$difftree;
4608 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4609 }
4610 }
4612 # modifies %from, %to hashes
4613 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
4615 # this is first patch for raw difftree line with $patch_idx index
4616 # we index @$difftree array from 0, but number patches from 1
4617 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
4618 }
4620 # git diff header
4621 #assert($patch_line =~ m/^diff /) if DEBUG;
4622 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
4623 $patch_number++;
4624 # print "git diff" header
4625 print format_git_diff_header_line($patch_line, $diffinfo,
4626 \%from, \%to);
4628 # print extended diff header
4629 print "<div class=\"diff extended_header\">\n";
4630 EXTENDED_HEADER:
4631 while ($patch_line = <$fd>) {
4632 chomp $patch_line;
4634 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
4636 print format_extended_diff_header_line($patch_line, $diffinfo,
4637 \%from, \%to);
4638 }
4639 print "</div>\n"; # class="diff extended_header"
4641 # from-file/to-file diff header
4642 if (! $patch_line) {
4643 print "</div>\n"; # class="patch"
4644 last PATCH;
4645 }
4646 next PATCH if ($patch_line =~ m/^diff /);
4647 #assert($patch_line =~ m/^---/) if DEBUG;
4649 my $last_patch_line = $patch_line;
4650 $patch_line = <$fd>;
4651 chomp $patch_line;
4652 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
4654 print format_diff_from_to_header($last_patch_line, $patch_line,
4655 $diffinfo, \%from, \%to,
4656 @hash_parents);
4658 # the patch itself
4659 LINE:
4660 while ($patch_line = <$fd>) {
4661 chomp $patch_line;
4663 next PATCH if ($patch_line =~ m/^diff /);
4665 print format_diff_line($patch_line, \%from, \%to);
4666 }
4668 } continue {
4669 print "</div>\n"; # class="patch"
4670 }
4672 # for compact combined (--cc) format, with chunk and patch simplification
4673 # the patchset might be empty, but there might be unprocessed raw lines
4674 for (++$patch_idx if $patch_number > 0;
4675 $patch_idx < @$difftree;
4676 ++$patch_idx) {
4677 # read and prepare patch information
4678 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4680 # generate anchor for "patch" links in difftree / whatchanged part
4681 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4682 format_diff_cc_simplified($diffinfo, @hash_parents) .
4683 "</div>\n"; # class="patch"
4685 $patch_number++;
4686 }
4688 if ($patch_number == 0) {
4689 if (@hash_parents > 1) {
4690 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
4691 } else {
4692 print "<div class=\"diff nodifferences\">No differences found</div>\n";
4693 }
4694 }
4696 print "</div>\n"; # class="patchset"
4697 }
4699 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4701 # fills project list info (age, description, owner, forks) for each
4702 # project in the list, removing invalid projects from returned list
4703 # NOTE: modifies $projlist, but does not remove entries from it
4704 sub fill_project_list_info {
4705 my ($projlist, $check_forks) = @_;
4706 my @projects;
4708 my $show_ctags = gitweb_check_feature('ctags');
4709 PROJECT:
4710 foreach my $pr (@$projlist) {
4711 my (@activity) = git_get_last_activity($pr->{'path'});
4712 unless (@activity) {
4713 next PROJECT;
4714 }
4715 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
4716 if (!defined $pr->{'descr'}) {
4717 my $descr = git_get_project_description($pr->{'path'}) || "";
4718 $descr = to_utf8($descr);
4719 $pr->{'descr_long'} = $descr;
4720 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
4721 }
4722 if (!defined $pr->{'owner'}) {
4723 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
4724 }
4725 if ($check_forks) {
4726 my $pname = $pr->{'path'};
4727 if (($pname =~ s/\.git$//) &&
4728 ($pname !~ /\/$/) &&
4729 (-d "$projectroot/$pname")) {
4730 $pr->{'forks'} = "-d $projectroot/$pname";
4731 } else {
4732 $pr->{'forks'} = 0;
4733 }
4734 }
4735 $show_ctags and $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
4736 push @projects, $pr;
4737 }
4739 return @projects;
4740 }
4742 # print 'sort by' <th> element, generating 'sort by $name' replay link
4743 # if that order is not selected
4744 sub print_sort_th {
4745 print format_sort_th(@_);
4746 }
4748 sub format_sort_th {
4749 my ($name, $order, $header) = @_;
4750 my $sort_th = "";
4751 $header ||= ucfirst($name);
4753 if ($order eq $name) {
4754 $sort_th .= "<th>$header</th>\n";
4755 } else {
4756 $sort_th .= "<th>" .
4757 $cgi->a({-href => href(-replay=>1, order=>$name),
4758 -class => "header"}, $header) .
4759 "</th>\n";
4760 }
4762 return $sort_th;
4763 }
4765 sub git_project_list_body {
4766 # actually uses global variable $project
4767 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
4769 my $check_forks = gitweb_check_feature('forks');
4770 my @projects = fill_project_list_info($projlist, $check_forks);
4772 $order ||= $default_projects_order;
4773 $from = 0 unless defined $from;
4774 $to = $#projects if (!defined $to || $#projects < $to);
4776 my %order_info = (
4777 project => { key => 'path', type => 'str' },
4778 descr => { key => 'descr_long', type => 'str' },
4779 owner => { key => 'owner', type => 'str' },
4780 age => { key => 'age', type => 'num' }
4781 );
4782 my $oi = $order_info{$order};
4783 if ($oi->{'type'} eq 'str') {
4784 @projects = sort {$a->{$oi->{'key'}} cmp $b->{$oi->{'key'}}} @projects;
4785 } else {
4786 @projects = sort {$a->{$oi->{'key'}} <=> $b->{$oi->{'key'}}} @projects;
4787 }
4789 my $show_ctags = gitweb_check_feature('ctags');
4790 if ($show_ctags) {
4791 my %ctags;
4792 foreach my $p (@projects) {
4793 foreach my $ct (keys %{$p->{'ctags'}}) {
4794 $ctags{$ct} += $p->{'ctags'}->{$ct};
4795 }
4796 }
4797 my $cloud = git_populate_project_tagcloud(\%ctags);
4798 print git_show_project_tagcloud($cloud, 64);
4799 }
4801 print "<table class=\"project_list\">\n";
4802 unless ($no_header) {
4803 print "<tr>\n";
4804 if ($check_forks) {
4805 print "<th></th>\n";
4806 }
4807 print_sort_th('project', $order, 'Project');
4808 print_sort_th('descr', $order, 'Description');
4809 print_sort_th('owner', $order, 'Owner');
4810 print_sort_th('age', $order, 'Last Change');
4811 print "<th></th>\n" . # for links
4812 "</tr>\n";
4813 }
4814 my $alternate = 1;
4815 my $tagfilter = $cgi->param('by_tag');
4816 for (my $i = $from; $i <= $to; $i++) {
4817 my $pr = $projects[$i];
4819 next if $tagfilter and $show_ctags and not grep { lc $_ eq lc $tagfilter } keys %{$pr->{'ctags'}};
4820 next if $searchtext and not $pr->{'path'} =~ /$searchtext/
4821 and not $pr->{'descr_long'} =~ /$searchtext/;
4822 # Weed out forks or non-matching entries of search
4823 if ($check_forks) {
4824 my $forkbase = $project; $forkbase ||= ''; $forkbase =~ s#\.git$#/#;
4825 $forkbase="^$forkbase" if $forkbase;
4826 next if not $searchtext and not $tagfilter and $show_ctags
4827 and $pr->{'path'} =~ m#$forkbase.*/.*#; # regexp-safe
4828 }
4830 if ($alternate) {
4831 print "<tr class=\"dark\">\n";
4832 } else {
4833 print "<tr class=\"light\">\n";
4834 }
4835 $alternate ^= 1;
4836 if ($check_forks) {
4837 print "<td>";
4838 if ($pr->{'forks'}) {
4839 print "<!-- $pr->{'forks'} -->\n";
4840 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
4841 }
4842 print "</td>\n";
4843 }
4844 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4845 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
4846 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4847 -class => "list", -title => $pr->{'descr_long'}},
4848 esc_html($pr->{'descr'})) . "</td>\n" .
4849 "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
4850 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
4851 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
4852 "<td class=\"link\">" .
4853 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
4854 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
4855 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
4856 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
4857 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
4858 "</td>\n" .
4859 "</tr>\n";
4860 }
4861 if (defined $extra) {
4862 print "<tr>\n";
4863 if ($check_forks) {
4864 print "<td></td>\n";
4865 }
4866 print "<td colspan=\"5\">$extra</td>\n" .
4867 "</tr>\n";
4868 }
4869 print "</table>\n";
4870 }
4872 sub git_log_body {
4873 # uses global variable $project
4874 my ($commitlist, $from, $to, $refs, $extra) = @_;
4876 $from = 0 unless defined $from;
4877 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4879 for (my $i = 0; $i <= $to; $i++) {
4880 my %co = %{$commitlist->[$i]};
4881 next if !%co;
4882 my $commit = $co{'id'};
4883 my $ref = format_ref_marker($refs, $commit);
4884 my %ad = parse_date($co{'author_epoch'});
4885 git_print_header_div('commit',
4886 "<span class=\"age\">$co{'age_string'}</span>" .
4887 esc_html($co{'title'}) . $ref,
4888 $commit);
4889 print "<div class=\"title_text\">\n" .
4890 "<div class=\"log_link\">\n" .
4891 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
4892 " | " .
4893 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
4894 " | " .
4895 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
4896 "<br/>\n" .
4897 "</div>\n";
4898 git_print_authorship(\%co, -tag => 'span');
4899 print "<br/>\n</div>\n";
4901 print "<div class=\"log_body\">\n";
4902 git_print_log($co{'comment'}, -final_empty_line=> 1);
4903 print "</div>\n";
4904 }
4905 if ($extra) {
4906 print "<div class=\"page_nav\">\n";
4907 print "$extra\n";
4908 print "</div>\n";
4909 }
4910 }
4912 sub git_shortlog_body {
4913 # uses global variable $project
4914 my ($commitlist, $from, $to, $refs, $extra) = @_;
4916 $from = 0 unless defined $from;
4917 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4919 print "<table class=\"shortlog\">\n";
4920 my $alternate = 1;
4921 for (my $i = $from; $i <= $to; $i++) {
4922 my %co = %{$commitlist->[$i]};
4923 my $commit = $co{'id'};
4924 my $ref = format_ref_marker($refs, $commit);
4925 if ($alternate) {
4926 print "<tr class=\"dark\">\n";
4927 } else {
4928 print "<tr class=\"light\">\n";
4929 }
4930 $alternate ^= 1;
4931 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
4932 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4933 format_author_html('td', \%co, 10) . "<td>";
4934 print format_subject_html($co{'title'}, $co{'title_short'},
4935 href(action=>"commit", hash=>$commit), $ref);
4936 print "</td>\n" .
4937 "<td class=\"link\">" .
4938 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
4939 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
4940 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
4941 my $snapshot_links = format_snapshot_links($commit);
4942 if (defined $snapshot_links) {
4943 print " | " . $snapshot_links;
4944 }
4945 print "</td>\n" .
4946 "</tr>\n";
4947 }
4948 if (defined $extra) {
4949 print "<tr>\n" .
4950 "<td colspan=\"4\">$extra</td>\n" .
4951 "</tr>\n";
4952 }
4953 print "</table>\n";
4954 }
4956 sub git_history_body {
4957 # Warning: assumes constant type (blob or tree) during history
4958 my ($commitlist, $from, $to, $refs, $extra,
4959 $file_name, $file_hash, $ftype) = @_;
4961 $from = 0 unless defined $from;
4962 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
4964 print "<table class=\"history\">\n";
4965 my $alternate = 1;
4966 for (my $i = $from; $i <= $to; $i++) {
4967 my %co = %{$commitlist->[$i]};
4968 if (!%co) {
4969 next;
4970 }
4971 my $commit = $co{'id'};
4973 my $ref = format_ref_marker($refs, $commit);
4975 if ($alternate) {
4976 print "<tr class=\"dark\">\n";
4977 } else {
4978 print "<tr class=\"light\">\n";
4979 }
4980 $alternate ^= 1;
4981 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4982 # shortlog: format_author_html('td', \%co, 10)
4983 format_author_html('td', \%co, 15, 3) . "<td>";
4984 # originally git_history used chop_str($co{'title'}, 50)
4985 print format_subject_html($co{'title'}, $co{'title_short'},
4986 href(action=>"commit", hash=>$commit), $ref);
4987 print "</td>\n" .
4988 "<td class=\"link\">" .
4989 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
4990 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
4992 if ($ftype eq 'blob') {
4993 my $blob_current = $file_hash;
4994 my $blob_parent = git_get_hash_by_path($commit, $file_name);
4995 if (defined $blob_current && defined $blob_parent &&
4996 $blob_current ne $blob_parent) {
4997 print " | " .
4998 $cgi->a({-href => href(action=>"blobdiff",
4999 hash=>$blob_current, hash_parent=>$blob_parent,
5000 hash_base=>$hash_base, hash_parent_base=>$commit,
5001 file_name=>$file_name)},
5002 "diff to current");
5003 }
5004 }
5005 print "</td>\n" .
5006 "</tr>\n";
5007 }
5008 if (defined $extra) {
5009 print "<tr>\n" .
5010 "<td colspan=\"4\">$extra</td>\n" .
5011 "</tr>\n";
5012 }
5013 print "</table>\n";
5014 }
5016 sub git_tags_body {
5017 # uses global variable $project
5018 my ($taglist, $from, $to, $extra) = @_;
5019 $from = 0 unless defined $from;
5020 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
5022 print "<table class=\"tags\">\n";
5023 my $alternate = 1;
5024 for (my $i = $from; $i <= $to; $i++) {
5025 my $entry = $taglist->[$i];
5026 my %tag = %$entry;
5027 my $comment = $tag{'subject'};
5028 my $comment_short;
5029 if (defined $comment) {
5030 $comment_short = chop_str($comment, 30, 5);
5031 }
5032 if ($alternate) {
5033 print "<tr class=\"dark\">\n";
5034 } else {
5035 print "<tr class=\"light\">\n";
5036 }
5037 $alternate ^= 1;
5038 if (defined $tag{'age'}) {
5039 print "<td><i>$tag{'age'}</i></td>\n";
5040 } else {
5041 print "<td></td>\n";
5042 }
5043 print "<td>" .
5044 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
5045 -class => "list name"}, esc_html($tag{'name'})) .
5046 "</td>\n" .
5047 "<td>";
5048 if (defined $comment) {
5049 print format_subject_html($comment, $comment_short,
5050 href(action=>"tag", hash=>$tag{'id'}));
5051 }
5052 print "</td>\n" .
5053 "<td class=\"selflink\">";
5054 if ($tag{'type'} eq "tag") {
5055 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
5056 } else {
5057 print " ";
5058 }
5059 print "</td>\n" .
5060 "<td class=\"link\">" . " | " .
5061 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
5062 if ($tag{'reftype'} eq "commit") {
5063 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
5064 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
5065 } elsif ($tag{'reftype'} eq "blob") {
5066 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
5067 }
5068 print "</td>\n" .
5069 "</tr>";
5070 }
5071 if (defined $extra) {
5072 print "<tr>\n" .
5073 "<td colspan=\"5\">$extra</td>\n" .
5074 "</tr>\n";
5075 }
5076 print "</table>\n";
5077 }
5079 sub git_heads_body {
5080 # uses global variable $project
5081 my ($headlist, $head, $from, $to, $extra) = @_;
5082 $from = 0 unless defined $from;
5083 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
5085 print "<table class=\"heads\">\n";
5086 my $alternate = 1;
5087 for (my $i = $from; $i <= $to; $i++) {
5088 my $entry = $headlist->[$i];
5089 my %ref = %$entry;
5090 my $curr = $ref{'id'} eq $head;
5091 if ($alternate) {
5092 print "<tr class=\"dark\">\n";
5093 } else {
5094 print "<tr class=\"light\">\n";
5095 }
5096 $alternate ^= 1;
5097 print "<td><i>$ref{'age'}</i></td>\n" .
5098 ($curr ? "<td class=\"current_head\">" : "<td>") .
5099 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
5100 -class => "list name"},esc_html($ref{'name'})) .
5101 "</td>\n" .
5102 "<td class=\"link\">" .
5103 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
5104 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
5105 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") .
5106 "</td>\n" .
5107 "</tr>";
5108 }
5109 if (defined $extra) {
5110 print "<tr>\n" .
5111 "<td colspan=\"3\">$extra</td>\n" .
5112 "</tr>\n";
5113 }
5114 print "</table>\n";
5115 }
5117 # Display a single remote block
5118 sub git_remote_block {
5119 my ($remote, $rdata, $limit, $head) = @_;
5121 my $heads = $rdata->{'heads'};
5122 my $fetch = $rdata->{'fetch'};
5123 my $push = $rdata->{'push'};
5125 my $urls_table = "<table class=\"projects_list\">\n" ;
5127 if (defined $fetch) {
5128 if ($fetch eq $push) {
5129 $urls_table .= format_repo_url("URL", $fetch);
5130 } else {
5131 $urls_table .= format_repo_url("Fetch URL", $fetch);
5132 $urls_table .= format_repo_url("Push URL", $push) if defined $push;
5133 }
5134 } elsif (defined $push) {
5135 $urls_table .= format_repo_url("Push URL", $push);
5136 } else {
5137 $urls_table .= format_repo_url("", "No remote URL");
5138 }
5140 $urls_table .= "</table>\n";
5142 my $dots;
5143 if (defined $limit && $limit < @$heads) {
5144 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "...");
5145 }
5147 print $urls_table;
5148 git_heads_body($heads, $head, 0, $limit, $dots);
5149 }
5151 # Display a list of remote names with the respective fetch and push URLs
5152 sub git_remotes_list {
5153 my ($remotedata, $limit) = @_;
5154 print "<table class=\"heads\">\n";
5155 my $alternate = 1;
5156 my @remotes = sort keys %$remotedata;
5158 my $limited = $limit && $limit < @remotes;
5160 $#remotes = $limit - 1 if $limited;
5162 while (my $remote = shift @remotes) {
5163 my $rdata = $remotedata->{$remote};
5164 my $fetch = $rdata->{'fetch'};
5165 my $push = $rdata->{'push'};
5166 if ($alternate) {
5167 print "<tr class=\"dark\">\n";
5168 } else {
5169 print "<tr class=\"light\">\n";
5170 }
5171 $alternate ^= 1;
5172 print "<td>" .
5173 $cgi->a({-href=> href(action=>'remotes', hash=>$remote),
5174 -class=> "list name"},esc_html($remote)) .
5175 "</td>";
5176 print "<td class=\"link\">" .
5177 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") .
5178 " | " .
5179 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") .
5180 "</td>";
5182 print "</tr>\n";
5183 }
5185 if ($limited) {
5186 print "<tr>\n" .
5187 "<td colspan=\"3\">" .
5188 $cgi->a({-href => href(action=>"remotes")}, "...") .
5189 "</td>\n" . "</tr>\n";
5190 }
5192 print "</table>";
5193 }
5195 # Display remote heads grouped by remote, unless there are too many
5196 # remotes, in which case we only display the remote names
5197 sub git_remotes_body {
5198 my ($remotedata, $limit, $head) = @_;
5199 if ($limit and $limit < keys %$remotedata) {
5200 git_remotes_list($remotedata, $limit);
5201 } else {
5202 fill_remote_heads($remotedata);
5203 while (my ($remote, $rdata) = each %$remotedata) {
5204 git_print_section({-class=>"remote", -id=>$remote},
5205 ["remotes", $remote, $remote], sub {
5206 git_remote_block($remote, $rdata, $limit, $head);
5207 });
5208 }
5209 }
5210 }
5212 sub git_search_grep_body {
5213 my ($commitlist, $from, $to, $extra) = @_;
5214 $from = 0 unless defined $from;
5215 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5217 print "<table class=\"commit_search\">\n";
5218 my $alternate = 1;
5219 for (my $i = $from; $i <= $to; $i++) {
5220 my %co = %{$commitlist->[$i]};
5221 if (!%co) {
5222 next;
5223 }
5224 my $commit = $co{'id'};
5225 if ($alternate) {
5226 print "<tr class=\"dark\">\n";
5227 } else {
5228 print "<tr class=\"light\">\n";
5229 }
5230 $alternate ^= 1;
5231 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5232 format_author_html('td', \%co, 15, 5) .
5233 "<td>" .
5234 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5235 -class => "list subject"},
5236 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5237 my $comment = $co{'comment'};
5238 foreach my $line (@$comment) {
5239 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
5240 my ($lead, $match, $trail) = ($1, $2, $3);
5241 $match = chop_str($match, 70, 5, 'center');
5242 my $contextlen = int((80 - length($match))/2);
5243 $contextlen = 30 if ($contextlen > 30);
5244 $lead = chop_str($lead, $contextlen, 10, 'left');
5245 $trail = chop_str($trail, $contextlen, 10, 'right');
5247 $lead = esc_html($lead);
5248 $match = esc_html($match);
5249 $trail = esc_html($trail);
5251 print "$lead<span class=\"match\">$match</span>$trail<br />";
5252 }
5253 }
5254 print "</td>\n" .
5255 "<td class=\"link\">" .
5256 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5257 " | " .
5258 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
5259 " | " .
5260 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5261 print "</td>\n" .
5262 "</tr>\n";
5263 }
5264 if (defined $extra) {
5265 print "<tr>\n" .
5266 "<td colspan=\"3\">$extra</td>\n" .
5267 "</tr>\n";
5268 }
5269 print "</table>\n";
5270 }
5272 ## ======================================================================
5273 ## ======================================================================
5274 ## actions
5276 sub git_project_list {
5277 my $order = $input_params{'order'};
5278 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5279 die_error(400, "Unknown order parameter");
5280 }
5282 my @list = git_get_projects_list();
5283 if (!@list) {
5284 die_error(404, "No projects found");
5285 }
5287 git_header_html();
5288 if (defined $home_text && -f $home_text) {
5289 print "<div class=\"index_include\">\n";
5290 insert_file($home_text);
5291 print "</div>\n";
5292 }
5293 print $cgi->startform(-method => "get") .
5294 "<p class=\"projsearch\">Search:\n" .
5295 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
5296 "</p>" .
5297 $cgi->end_form() . "\n";
5298 git_project_list_body(\@list, $order);
5299 git_footer_html();
5300 }
5302 sub git_forks {
5303 my $order = $input_params{'order'};
5304 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5305 die_error(400, "Unknown order parameter");
5306 }
5308 my @list = git_get_projects_list($project);
5309 if (!@list) {
5310 die_error(404, "No forks found");
5311 }
5313 git_header_html();
5314 git_print_page_nav('','');
5315 git_print_header_div('summary', "$project forks");
5316 git_project_list_body(\@list, $order);
5317 git_footer_html();
5318 }
5320 sub git_project_index {
5321 my @projects = git_get_projects_list($project);
5323 print $cgi->header(
5324 -type => 'text/plain',
5325 -charset => 'utf-8',
5326 -content_disposition => 'inline; filename="index.aux"');
5328 foreach my $pr (@projects) {
5329 if (!exists $pr->{'owner'}) {
5330 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
5331 }
5333 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
5334 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
5335 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5336 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5337 $path =~ s/ /\+/g;
5338 $owner =~ s/ /\+/g;
5340 print "$path $owner\n";
5341 }
5342 }
5344 sub git_summary {
5345 my $descr = git_get_project_description($project) || "none";
5346 my %co = parse_commit("HEAD");
5347 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
5348 my $head = $co{'id'};
5349 my $remote_heads = gitweb_check_feature('remote_heads');
5351 my $owner = git_get_project_owner($project);
5353 my $refs = git_get_references();
5354 # These get_*_list functions return one more to allow us to see if
5355 # there are more ...
5356 my @taglist = git_get_tags_list(16);
5357 my @headlist = git_get_heads_list(16);
5358 my %remotedata = $remote_heads ? git_get_remotes_list() : ();
5359 my @forklist;
5360 my $check_forks = gitweb_check_feature('forks');
5362 if ($check_forks) {
5363 @forklist = git_get_projects_list($project);
5364 }
5366 git_header_html();
5367 git_print_page_nav('summary','', $head);
5369 print "<div class=\"title\"> </div>\n";
5370 print "<table class=\"projects_list\">\n" .
5371 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
5372 "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
5373 if (defined $cd{'rfc2822'}) {
5374 print "<tr id=\"metadata_lchange\"><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
5375 }
5377 # use per project git URL list in $projectroot/$project/cloneurl
5378 # or make project git URL from git base URL and project name
5379 my $url_tag = "URL";
5380 my @url_list = git_get_project_url_list($project);
5381 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
5382 foreach my $git_url (@url_list) {
5383 next unless $git_url;
5384 print format_repo_url($url_tag, $git_url);
5385 $url_tag = "";
5386 }
5388 # Tag cloud
5389 my $show_ctags = gitweb_check_feature('ctags');
5390 if ($show_ctags) {
5391 my $ctags = git_get_project_ctags($project);
5392 my $cloud = git_populate_project_tagcloud($ctags);
5393 print "<tr id=\"metadata_ctags\"><td>Content tags:<br />";
5394 print "</td>\n<td>" unless %$ctags;
5395 print "<form action=\"$show_ctags\" method=\"post\"><input type=\"hidden\" name=\"p\" value=\"$project\" />Add: <input type=\"text\" name=\"t\" size=\"8\" /></form>";
5396 print "</td>\n<td>" if %$ctags;
5397 print git_show_project_tagcloud($cloud, 48);
5398 print "</td></tr>";
5399 }
5401 print "</table>\n";
5403 # If XSS prevention is on, we don't include README.html.
5404 # TODO: Allow a readme in some safe format.
5405 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
5406 print "<div class=\"title\">readme</div>\n" .
5407 "<div class=\"readme\">\n";
5408 insert_file("$projectroot/$project/README.html");
5409 print "\n</div>\n"; # class="readme"
5410 }
5412 # we need to request one more than 16 (0..15) to check if
5413 # those 16 are all
5414 my @commitlist = $head ? parse_commits($head, 17) : ();
5415 if (@commitlist) {
5416 git_print_header_div('shortlog');
5417 git_shortlog_body(\@commitlist, 0, 15, $refs,
5418 $#commitlist <= 15 ? undef :
5419 $cgi->a({-href => href(action=>"shortlog")}, "..."));
5420 }
5422 if (@taglist) {
5423 git_print_header_div('tags');
5424 git_tags_body(\@taglist, 0, 15,
5425 $#taglist <= 15 ? undef :
5426 $cgi->a({-href => href(action=>"tags")}, "..."));
5427 }
5429 if (@headlist) {
5430 git_print_header_div('heads');
5431 git_heads_body(\@headlist, $head, 0, 15,
5432 $#headlist <= 15 ? undef :
5433 $cgi->a({-href => href(action=>"heads")}, "..."));
5434 }
5436 if (%remotedata) {
5437 git_print_header_div('remotes');
5438 git_remotes_body(\%remotedata, 15, $head);
5439 }
5441 if (@forklist) {
5442 git_print_header_div('forks');
5443 git_project_list_body(\@forklist, 'age', 0, 15,
5444 $#forklist <= 15 ? undef :
5445 $cgi->a({-href => href(action=>"forks")}, "..."),
5446 'no_header');
5447 }
5449 git_footer_html();
5450 }
5452 sub git_tag {
5453 my %tag = parse_tag($hash);
5455 if (! %tag) {
5456 die_error(404, "Unknown tag object");
5457 }
5459 my $head = git_get_head_hash($project);
5460 git_header_html();
5461 git_print_page_nav('','', $head,undef,$head);
5462 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
5463 print "<div class=\"title_text\">\n" .
5464 "<table class=\"object_header\">\n" .
5465 "<tr>\n" .
5466 "<td>object</td>\n" .
5467 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
5468 $tag{'object'}) . "</td>\n" .
5469 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
5470 $tag{'type'}) . "</td>\n" .
5471 "</tr>\n";
5472 if (defined($tag{'author'})) {
5473 git_print_authorship_rows(\%tag, 'author');
5474 }
5475 print "</table>\n\n" .
5476 "</div>\n";
5477 print "<div class=\"page_body\">";
5478 my $comment = $tag{'comment'};
5479 foreach my $line (@$comment) {
5480 chomp $line;
5481 print esc_html($line, -nbsp=>1) . "<br/>\n";
5482 }
5483 print "</div>\n";
5484 git_footer_html();
5485 }
5487 sub git_blame_common {
5488 my $format = shift || 'porcelain';
5489 if ($format eq 'porcelain' && $cgi->param('js')) {
5490 $format = 'incremental';
5491 $action = 'blame_incremental'; # for page title etc
5492 }
5494 # permissions
5495 gitweb_check_feature('blame')
5496 or die_error(403, "Blame view not allowed");
5498 # error checking
5499 die_error(400, "No file name given") unless $file_name;
5500 $hash_base ||= git_get_head_hash($project);
5501 die_error(404, "Couldn't find base commit") unless $hash_base;
5502 my %co = parse_commit($hash_base)
5503 or die_error(404, "Commit not found");
5504 my $ftype = "blob";
5505 if (!defined $hash) {
5506 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
5507 or die_error(404, "Error looking up file");
5508 } else {
5509 $ftype = git_get_type($hash);
5510 if ($ftype !~ "blob") {
5511 die_error(400, "Object is not a blob");
5512 }
5513 }
5515 my $fd;
5516 if ($format eq 'incremental') {
5517 # get file contents (as base)
5518 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
5519 or die_error(500, "Open git-cat-file failed");
5520 } elsif ($format eq 'data') {
5521 # run git-blame --incremental
5522 open $fd, "-|", git_cmd(), "blame", "--incremental",
5523 $hash_base, "--", $file_name
5524 or die_error(500, "Open git-blame --incremental failed");
5525 } else {
5526 # run git-blame --porcelain
5527 open $fd, "-|", git_cmd(), "blame", '-p',
5528 $hash_base, '--', $file_name
5529 or die_error(500, "Open git-blame --porcelain failed");
5530 }
5532 # incremental blame data returns early
5533 if ($format eq 'data') {
5534 print $cgi->header(
5535 -type=>"text/plain", -charset => "utf-8",
5536 -status=> "200 OK");
5537 local $| = 1; # output autoflush
5538 print while <$fd>;
5539 close $fd
5540 or print "ERROR $!\n";
5542 print 'END';
5543 if (defined $t0 && gitweb_check_feature('timed')) {
5544 print ' '.
5545 tv_interval($t0, [ gettimeofday() ]).
5546 ' '.$number_of_git_cmds;
5547 }
5548 print "\n";
5550 return;
5551 }
5553 # page header
5554 git_header_html();
5555 my $formats_nav =
5556 $cgi->a({-href => href(action=>"blob", -replay=>1)},
5557 "blob") .
5558 " | ";
5559 if ($format eq 'incremental') {
5560 $formats_nav .=
5561 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
5562 "blame") . " (non-incremental)";
5563 } else {
5564 $formats_nav .=
5565 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
5566 "blame") . " (incremental)";
5567 }
5568 $formats_nav .=
5569 " | " .
5570 $cgi->a({-href => href(action=>"history", -replay=>1)},
5571 "history") .
5572 " | " .
5573 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
5574 "HEAD");
5575 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
5576 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5577 git_print_page_path($file_name, $ftype, $hash_base);
5579 # page body
5580 if ($format eq 'incremental') {
5581 print "<noscript>\n<div class=\"error\"><center><b>\n".
5582 "This page requires JavaScript to run.\n Use ".
5583 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
5584 'this page').
5585 " instead.\n".
5586 "</b></center></div>\n</noscript>\n";
5588 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
5589 }
5591 print qq!<div class="page_body">\n!;
5592 print qq!<div id="progress_info">... / ...</div>\n!
5593 if ($format eq 'incremental');
5594 print qq!<table id="blame_table" class="blame" width="100%">\n!.
5595 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
5596 qq!<thead>\n!.
5597 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
5598 qq!</thead>\n!.
5599 qq!<tbody>\n!;
5601 my @rev_color = qw(light dark);
5602 my $num_colors = scalar(@rev_color);
5603 my $current_color = 0;
5605 if ($format eq 'incremental') {
5606 my $color_class = $rev_color[$current_color];
5608 #contents of a file
5609 my $linenr = 0;
5610 LINE:
5611 while (my $line = <$fd>) {
5612 chomp $line;
5613 $linenr++;
5615 print qq!<tr id="l$linenr" class="$color_class">!.
5616 qq!<td class="sha1"><a href=""> </a></td>!.
5617 qq!<td class="linenr">!.
5618 qq!<a class="linenr" href="">$linenr</a></td>!;
5619 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
5620 print qq!</tr>\n!;
5621 }
5623 } else { # porcelain, i.e. ordinary blame
5624 my %metainfo = (); # saves information about commits
5626 # blame data
5627 LINE:
5628 while (my $line = <$fd>) {
5629 chomp $line;
5630 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
5631 # no <lines in group> for subsequent lines in group of lines
5632 my ($full_rev, $orig_lineno, $lineno, $group_size) =
5633 ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/);
5634 if (!exists $metainfo{$full_rev}) {
5635 $metainfo{$full_rev} = { 'nprevious' => 0 };
5636 }
5637 my $meta = $metainfo{$full_rev};
5638 my $data;
5639 while ($data = <$fd>) {
5640 chomp $data;
5641 last if ($data =~ s/^\t//); # contents of line
5642 if ($data =~ /^(\S+)(?: (.*))?$/) {
5643 $meta->{$1} = $2 unless exists $meta->{$1};
5644 }
5645 if ($data =~ /^previous /) {
5646 $meta->{'nprevious'}++;
5647 }
5648 }
5649 my $short_rev = substr($full_rev, 0, 8);
5650 my $author = $meta->{'author'};
5651 my %date =
5652 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
5653 my $date = $date{'iso-tz'};
5654 if ($group_size) {
5655 $current_color = ($current_color + 1) % $num_colors;
5656 }
5657 my $tr_class = $rev_color[$current_color];
5658 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
5659 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
5660 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
5661 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
5662 if ($group_size) {
5663 print "<td class=\"sha1\"";
5664 print " title=\"". esc_html($author) . ", $date\"";
5665 print " rowspan=\"$group_size\"" if ($group_size > 1);
5666 print ">";
5667 print $cgi->a({-href => href(action=>"commit",
5668 hash=>$full_rev,
5669 file_name=>$file_name)},
5670 esc_html($short_rev));
5671 if ($group_size >= 2) {
5672 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
5673 if (@author_initials) {
5674 print "<br />" .
5675 esc_html(join('', @author_initials));
5676 # or join('.', ...)
5677 }
5678 }
5679 print "</td>\n";
5680 }
5681 # 'previous' <sha1 of parent commit> <filename at commit>
5682 if (exists $meta->{'previous'} &&
5683 $meta->{'previous'} =~ /^([a-fA-F0-9]{40}) (.*)$/) {
5684 $meta->{'parent'} = $1;
5685 $meta->{'file_parent'} = unquote($2);
5686 }
5687 my $linenr_commit =
5688 exists($meta->{'parent'}) ?
5689 $meta->{'parent'} : $full_rev;
5690 my $linenr_filename =
5691 exists($meta->{'file_parent'}) ?
5692 $meta->{'file_parent'} : unquote($meta->{'filename'});
5693 my $blamed = href(action => 'blame',
5694 file_name => $linenr_filename,
5695 hash_base => $linenr_commit);
5696 print "<td class=\"linenr\">";
5697 print $cgi->a({ -href => "$blamed#l$orig_lineno",
5698 -class => "linenr" },
5699 esc_html($lineno));
5700 print "</td>";
5701 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
5702 print "</tr>\n";
5703 } # end while
5705 }
5707 # footer
5708 print "</tbody>\n".
5709 "</table>\n"; # class="blame"
5710 print "</div>\n"; # class="blame_body"
5711 close $fd
5712 or print "Reading blob failed\n";
5714 git_footer_html();
5715 }
5717 sub git_blame {
5718 git_blame_common();
5719 }
5721 sub git_blame_incremental {
5722 git_blame_common('incremental');
5723 }
5725 sub git_blame_data {
5726 git_blame_common('data');
5727 }
5729 sub git_tags {
5730 my $head = git_get_head_hash($project);
5731 git_header_html();
5732 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags'));
5733 git_print_header_div('summary', $project);
5735 my @tagslist = git_get_tags_list();
5736 if (@tagslist) {
5737 git_tags_body(\@tagslist);
5738 }
5739 git_footer_html();
5740 }
5742 sub git_heads {
5743 my $head = git_get_head_hash($project);
5744 git_header_html();
5745 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads'));
5746 git_print_header_div('summary', $project);
5748 my @headslist = git_get_heads_list();
5749 if (@headslist) {
5750 git_heads_body(\@headslist, $head);
5751 }
5752 git_footer_html();
5753 }
5755 # used both for single remote view and for list of all the remotes
5756 sub git_remotes {
5757 gitweb_check_feature('remote_heads')
5758 or die_error(403, "Remote heads view is disabled");
5760 my $head = git_get_head_hash($project);
5761 my $remote = $input_params{'hash'};
5763 my $remotedata = git_get_remotes_list($remote);
5764 die_error(500, "Unable to get remote information") unless defined $remotedata;
5766 unless (%$remotedata) {
5767 die_error(404, defined $remote ?
5768 "Remote $remote not found" :
5769 "No remotes found");
5770 }
5772 git_header_html(undef, undef, -action_extra => $remote);
5773 git_print_page_nav('', '', $head, undef, $head,
5774 format_ref_views($remote ? '' : 'remotes'));
5776 fill_remote_heads($remotedata);
5777 if (defined $remote) {
5778 git_print_header_div('remotes', "$remote remote for $project");
5779 git_remote_block($remote, $remotedata->{$remote}, undef, $head);
5780 } else {
5781 git_print_header_div('summary', "$project remotes");
5782 git_remotes_body($remotedata, undef, $head);
5783 }
5785 git_footer_html();
5786 }
5788 sub git_blob_plain {
5789 my $type = shift;
5790 my $expires;
5792 if (!defined $hash) {
5793 if (defined $file_name) {
5794 my $base = $hash_base || git_get_head_hash($project);
5795 $hash = git_get_hash_by_path($base, $file_name, "blob")
5796 or die_error(404, "Cannot find file");
5797 } else {
5798 die_error(400, "No file name defined");
5799 }
5800 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5801 # blobs defined by non-textual hash id's can be cached
5802 $expires = "+1d";
5803 }
5805 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
5806 or die_error(500, "Open git-cat-file blob '$hash' failed");
5808 # content-type (can include charset)
5809 $type = blob_contenttype($fd, $file_name, $type);
5811 # "save as" filename, even when no $file_name is given
5812 my $save_as = "$hash";
5813 if (defined $file_name) {
5814 $save_as = $file_name;
5815 } elsif ($type =~ m/^text\//) {
5816 $save_as .= '.txt';
5817 }
5819 # With XSS prevention on, blobs of all types except a few known safe
5820 # ones are served with "Content-Disposition: attachment" to make sure
5821 # they don't run in our security domain. For certain image types,
5822 # blob view writes an <img> tag referring to blob_plain view, and we
5823 # want to be sure not to break that by serving the image as an
5824 # attachment (though Firefox 3 doesn't seem to care).
5825 my $sandbox = $prevent_xss &&
5826 $type !~ m!^(?:text/plain|image/(?:gif|png|jpeg))$!;
5828 print $cgi->header(
5829 -type => $type,
5830 -expires => $expires,
5831 -content_disposition =>
5832 ($sandbox ? 'attachment' : 'inline')
5833 . '; filename="' . $save_as . '"');
5834 local $/ = undef;
5835 binmode STDOUT, ':raw';
5836 print <$fd>;
5837 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
5838 close $fd;
5839 }
5841 sub git_blob {
5842 my $expires;
5844 if (!defined $hash) {
5845 if (defined $file_name) {
5846 my $base = $hash_base || git_get_head_hash($project);
5847 $hash = git_get_hash_by_path($base, $file_name, "blob")
5848 or die_error(404, "Cannot find file");
5849 } else {
5850 die_error(400, "No file name defined");
5851 }
5852 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5853 # blobs defined by non-textual hash id's can be cached
5854 $expires = "+1d";
5855 }
5857 my $have_blame = gitweb_check_feature('blame');
5858 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
5859 or die_error(500, "Couldn't cat $file_name, $hash");
5860 my $mimetype = blob_mimetype($fd, $file_name);
5861 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
5862 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
5863 close $fd;
5864 return git_blob_plain($mimetype);
5865 }
5866 # we can have blame only for text/* mimetype
5867 $have_blame &&= ($mimetype =~ m!^text/!);
5869 my $highlight = gitweb_check_feature('highlight');
5870 my $syntax = guess_file_syntax($highlight, $mimetype, $file_name);
5871 $fd = run_highlighter($fd, $highlight, $syntax)
5872 if $syntax;
5874 git_header_html(undef, $expires);
5875 my $formats_nav = '';
5876 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5877 if (defined $file_name) {
5878 if ($have_blame) {
5879 $formats_nav .=
5880 $cgi->a({-href => href(action=>"blame", -replay=>1)},
5881 "blame") .
5882 " | ";
5883 }
5884 $formats_nav .=
5885 $cgi->a({-href => href(action=>"history", -replay=>1)},
5886 "history") .
5887 " | " .
5888 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
5889 "raw") .
5890 " | " .
5891 $cgi->a({-href => href(action=>"blob",
5892 hash_base=>"HEAD", file_name=>$file_name)},
5893 "HEAD");
5894 } else {
5895 $formats_nav .=
5896 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
5897 "raw");
5898 }
5899 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
5900 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5901 } else {
5902 print "<div class=\"page_nav\">\n" .
5903 "<br/><br/></div>\n" .
5904 "<div class=\"title\">".esc_html($hash)."</div>\n";
5905 }
5906 git_print_page_path($file_name, "blob", $hash_base);
5907 print "<div class=\"page_body\">\n";
5908 if ($mimetype =~ m!^image/!) {
5909 print qq!<img type="!.esc_attr($mimetype).qq!"!;
5910 if ($file_name) {
5911 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
5912 }
5913 print qq! src="! .
5914 href(action=>"blob_plain", hash=>$hash,
5915 hash_base=>$hash_base, file_name=>$file_name) .
5916 qq!" />\n!;
5917 } else {
5918 my $nr;
5919 while (my $line = <$fd>) {
5920 chomp $line;
5921 $nr++;
5922 $line = untabify($line);
5923 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
5924 $nr, esc_attr(href(-replay => 1)), $nr, $nr, $syntax ? $line : esc_html($line, -nbsp=>1);
5925 }
5926 }
5927 close $fd
5928 or print "Reading blob failed.\n";
5929 print "</div>";
5930 git_footer_html();
5931 }
5933 sub git_tree {
5934 if (!defined $hash_base) {
5935 $hash_base = "HEAD";
5936 }
5937 if (!defined $hash) {
5938 if (defined $file_name) {
5939 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
5940 } else {
5941 $hash = $hash_base;
5942 }
5943 }
5944 die_error(404, "No such tree") unless defined($hash);
5946 my $show_sizes = gitweb_check_feature('show-sizes');
5947 my $have_blame = gitweb_check_feature('blame');
5949 my @entries = ();
5950 {
5951 local $/ = "\0";
5952 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
5953 ($show_sizes ? '-l' : ()), @extra_options, $hash
5954 or die_error(500, "Open git-ls-tree failed");
5955 @entries = map { chomp; $_ } <$fd>;
5956 close $fd
5957 or die_error(404, "Reading tree failed");
5958 }
5960 my $refs = git_get_references();
5961 my $ref = format_ref_marker($refs, $hash_base);
5962 git_header_html();
5963 my $basedir = '';
5964 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5965 my @views_nav = ();
5966 if (defined $file_name) {
5967 push @views_nav,
5968 $cgi->a({-href => href(action=>"history", -replay=>1)},
5969 "history"),
5970 $cgi->a({-href => href(action=>"tree",
5971 hash_base=>"HEAD", file_name=>$file_name)},
5972 "HEAD"),
5973 }
5974 my $snapshot_links = format_snapshot_links($hash);
5975 if (defined $snapshot_links) {
5976 # FIXME: Should be available when we have no hash base as well.
5977 push @views_nav, $snapshot_links;
5978 }
5979 git_print_page_nav('tree','', $hash_base, undef, undef,
5980 join(' | ', @views_nav));
5981 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
5982 } else {
5983 undef $hash_base;
5984 print "<div class=\"page_nav\">\n";
5985 print "<br/><br/></div>\n";
5986 print "<div class=\"title\">".esc_html($hash)."</div>\n";
5987 }
5988 if (defined $file_name) {
5989 $basedir = $file_name;
5990 if ($basedir ne '' && substr($basedir, -1) ne '/') {
5991 $basedir .= '/';
5992 }
5993 git_print_page_path($file_name, 'tree', $hash_base);
5994 }
5995 print "<div class=\"page_body\">\n";
5996 print "<table class=\"tree\">\n";
5997 my $alternate = 1;
5998 # '..' (top directory) link if possible
5999 if (defined $hash_base &&
6000 defined $file_name && $file_name =~ m![^/]+$!) {
6001 if ($alternate) {
6002 print "<tr class=\"dark\">\n";
6003 } else {
6004 print "<tr class=\"light\">\n";
6005 }
6006 $alternate ^= 1;
6008 my $up = $file_name;
6009 $up =~ s!/?[^/]+$!!;
6010 undef $up unless $up;
6011 # based on git_print_tree_entry
6012 print '<td class="mode">' . mode_str('040000') . "</td>\n";
6013 print '<td class="size"> </td>'."\n" if $show_sizes;
6014 print '<td class="list">';
6015 print $cgi->a({-href => href(action=>"tree",
6016 hash_base=>$hash_base,
6017 file_name=>$up)},
6018 "..");
6019 print "</td>\n";
6020 print "<td class=\"link\"></td>\n";
6022 print "</tr>\n";
6023 }
6024 foreach my $line (@entries) {
6025 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
6027 if ($alternate) {
6028 print "<tr class=\"dark\">\n";
6029 } else {
6030 print "<tr class=\"light\">\n";
6031 }
6032 $alternate ^= 1;
6034 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
6036 print "</tr>\n";
6037 }
6038 print "</table>\n" .
6039 "</div>";
6040 git_footer_html();
6041 }
6043 sub snapshot_name {
6044 my ($project, $hash) = @_;
6046 # path/to/project.git -> project
6047 # path/to/project/.git -> project
6048 my $name = to_utf8($project);
6049 $name =~ s,([^/])/*\.git$,$1,;
6050 $name = basename($name);
6051 # sanitize name
6052 $name =~ s/[[:cntrl:]]/?/g;
6054 my $ver = $hash;
6055 if ($hash =~ /^[0-9a-fA-F]+$/) {
6056 # shorten SHA-1 hash
6057 my $full_hash = git_get_full_hash($project, $hash);
6058 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
6059 $ver = git_get_short_hash($project, $hash);
6060 }
6061 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
6062 # tags don't need shortened SHA-1 hash
6063 $ver = $1;
6064 } else {
6065 # branches and other need shortened SHA-1 hash
6066 if ($hash =~ m!^refs/(?:heads|remotes)/(.*)$!) {
6067 $ver = $1;
6068 }
6069 $ver .= '-' . git_get_short_hash($project, $hash);
6070 }
6071 # in case of hierarchical branch names
6072 $ver =~ s!/!.!g;
6074 # name = project-version_string
6075 $name = "$name-$ver";
6077 return wantarray ? ($name, $name) : $name;
6078 }
6080 sub git_snapshot {
6081 my $format = $input_params{'snapshot_format'};
6082 if (!@snapshot_fmts) {
6083 die_error(403, "Snapshots not allowed");
6084 }
6085 # default to first supported snapshot format
6086 $format ||= $snapshot_fmts[0];
6087 if ($format !~ m/^[a-z0-9]+$/) {
6088 die_error(400, "Invalid snapshot format parameter");
6089 } elsif (!exists($known_snapshot_formats{$format})) {
6090 die_error(400, "Unknown snapshot format");
6091 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
6092 die_error(403, "Snapshot format not allowed");
6093 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
6094 die_error(403, "Unsupported snapshot format");
6095 }
6097 my $type = git_get_type("$hash^{}");
6098 if (!$type) {
6099 die_error(404, 'Object does not exist');
6100 } elsif ($type eq 'blob') {
6101 die_error(400, 'Object is not a tree-ish');
6102 }
6104 my ($name, $prefix) = snapshot_name($project, $hash);
6105 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
6106 my $cmd = quote_command(
6107 git_cmd(), 'archive',
6108 "--format=$known_snapshot_formats{$format}{'format'}",
6109 "--prefix=$prefix/", $hash);
6110 if (exists $known_snapshot_formats{$format}{'compressor'}) {
6111 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
6112 }
6114 $filename =~ s/(["\\])/\\$1/g;
6115 print $cgi->header(
6116 -type => $known_snapshot_formats{$format}{'type'},
6117 -content_disposition => 'inline; filename="' . $filename . '"',
6118 -status => '200 OK');
6120 open my $fd, "-|", $cmd
6121 or die_error(500, "Execute git-archive failed");
6122 binmode STDOUT, ':raw';
6123 print <$fd>;
6124 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
6125 close $fd;
6126 }
6128 sub git_log_generic {
6129 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
6131 my $head = git_get_head_hash($project);
6132 if (!defined $base) {
6133 $base = $head;
6134 }
6135 if (!defined $page) {
6136 $page = 0;
6137 }
6138 my $refs = git_get_references();
6140 my $commit_hash = $base;
6141 if (defined $parent) {
6142 $commit_hash = "$parent..$base";
6143 }
6144 my @commitlist =
6145 parse_commits($commit_hash, 101, (100 * $page),
6146 defined $file_name ? ($file_name, "--full-history") : ());
6148 my $ftype;
6149 if (!defined $file_hash && defined $file_name) {
6150 # some commits could have deleted file in question,
6151 # and not have it in tree, but one of them has to have it
6152 for (my $i = 0; $i < @commitlist; $i++) {
6153 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
6154 last if defined $file_hash;
6155 }
6156 }
6157 if (defined $file_hash) {
6158 $ftype = git_get_type($file_hash);
6159 }
6160 if (defined $file_name && !defined $ftype) {
6161 die_error(500, "Unknown type of object");
6162 }
6163 my %co;
6164 if (defined $file_name) {
6165 %co = parse_commit($base)
6166 or die_error(404, "Unknown commit object");
6167 }
6170 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
6171 my $next_link = '';
6172 if ($#commitlist >= 100) {
6173 $next_link =
6174 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6175 -accesskey => "n", -title => "Alt-n"}, "next");
6176 }
6177 my $patch_max = gitweb_get_feature('patches');
6178 if ($patch_max && !defined $file_name) {
6179 if ($patch_max < 0 || @commitlist <= $patch_max) {
6180 $paging_nav .= " ⋅ " .
6181 $cgi->a({-href => href(action=>"patches", -replay=>1)},
6182 "patches");
6183 }
6184 }
6186 git_header_html();
6187 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
6188 if (defined $file_name) {
6189 git_print_header_div('commit', esc_html($co{'title'}), $base);
6190 } else {
6191 git_print_header_div('summary', $project)
6192 }
6193 git_print_page_path($file_name, $ftype, $hash_base)
6194 if (defined $file_name);
6196 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
6197 $file_name, $file_hash, $ftype);
6199 git_footer_html();
6200 }
6202 sub git_log {
6203 git_log_generic('log', \&git_log_body,
6204 $hash, $hash_parent);
6205 }
6207 sub git_commit {
6208 $hash ||= $hash_base || "HEAD";
6209 my %co = parse_commit($hash)
6210 or die_error(404, "Unknown commit object");
6212 my $parent = $co{'parent'};
6213 my $parents = $co{'parents'}; # listref
6215 # we need to prepare $formats_nav before any parameter munging
6216 my $formats_nav;
6217 if (!defined $parent) {
6218 # --root commitdiff
6219 $formats_nav .= '(initial)';
6220 } elsif (@$parents == 1) {
6221 # single parent commit
6222 $formats_nav .=
6223 '(parent: ' .
6224 $cgi->a({-href => href(action=>"commit",
6225 hash=>$parent)},
6226 esc_html(substr($parent, 0, 7))) .
6227 ')';
6228 } else {
6229 # merge commit
6230 $formats_nav .=
6231 '(merge: ' .
6232 join(' ', map {
6233 $cgi->a({-href => href(action=>"commit",
6234 hash=>$_)},
6235 esc_html(substr($_, 0, 7)));
6236 } @$parents ) .
6237 ')';
6238 }
6239 if (gitweb_check_feature('patches') && @$parents <= 1) {
6240 $formats_nav .= " | " .
6241 $cgi->a({-href => href(action=>"patch", -replay=>1)},
6242 "patch");
6243 }
6245 if (!defined $parent) {
6246 $parent = "--root";
6247 }
6248 my @difftree;
6249 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
6250 @diff_opts,
6251 (@$parents <= 1 ? $parent : '-c'),
6252 $hash, "--"
6253 or die_error(500, "Open git-diff-tree failed");
6254 @difftree = map { chomp; $_ } <$fd>;
6255 close $fd or die_error(404, "Reading git-diff-tree failed");
6257 # non-textual hash id's can be cached
6258 my $expires;
6259 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6260 $expires = "+1d";
6261 }
6262 my $refs = git_get_references();
6263 my $ref = format_ref_marker($refs, $co{'id'});
6265 git_header_html(undef, $expires);
6266 git_print_page_nav('commit', '',
6267 $hash, $co{'tree'}, $hash,
6268 $formats_nav);
6270 if (defined $co{'parent'}) {
6271 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
6272 } else {
6273 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
6274 }
6275 print "<div class=\"title_text\">\n" .
6276 "<table class=\"object_header\">\n";
6277 git_print_authorship_rows(\%co);
6278 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
6279 print "<tr>" .
6280 "<td>tree</td>" .
6281 "<td class=\"sha1\">" .
6282 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
6283 class => "list"}, $co{'tree'}) .
6284 "</td>" .
6285 "<td class=\"link\">" .
6286 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
6287 "tree");
6288 my $snapshot_links = format_snapshot_links($hash);
6289 if (defined $snapshot_links) {
6290 print " | " . $snapshot_links;
6291 }
6292 print "</td>" .
6293 "</tr>\n";
6295 foreach my $par (@$parents) {
6296 print "<tr>" .
6297 "<td>parent</td>" .
6298 "<td class=\"sha1\">" .
6299 $cgi->a({-href => href(action=>"commit", hash=>$par),
6300 class => "list"}, $par) .
6301 "</td>" .
6302 "<td class=\"link\">" .
6303 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
6304 " | " .
6305 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
6306 "</td>" .
6307 "</tr>\n";
6308 }
6309 print "</table>".
6310 "</div>\n";
6312 print "<div class=\"page_body\">\n";
6313 git_print_log($co{'comment'});
6314 print "</div>\n";
6316 git_difftree_body(\@difftree, $hash, @$parents);
6318 git_footer_html();
6319 }
6321 sub git_object {
6322 # object is defined by:
6323 # - hash or hash_base alone
6324 # - hash_base and file_name
6325 my $type;
6327 # - hash or hash_base alone
6328 if ($hash || ($hash_base && !defined $file_name)) {
6329 my $object_id = $hash || $hash_base;
6331 open my $fd, "-|", quote_command(
6332 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
6333 or die_error(404, "Object does not exist");
6334 $type = <$fd>;
6335 chomp $type;
6336 close $fd
6337 or die_error(404, "Object does not exist");
6339 # - hash_base and file_name
6340 } elsif ($hash_base && defined $file_name) {
6341 $file_name =~ s,/+$,,;
6343 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
6344 or die_error(404, "Base object does not exist");
6346 # here errors should not hapen
6347 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
6348 or die_error(500, "Open git-ls-tree failed");
6349 my $line = <$fd>;
6350 close $fd;
6352 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
6353 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
6354 die_error(404, "File or directory for given base does not exist");
6355 }
6356 $type = $2;
6357 $hash = $3;
6358 } else {
6359 die_error(400, "Not enough information to find object");
6360 }
6362 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
6363 hash=>$hash, hash_base=>$hash_base,
6364 file_name=>$file_name),
6365 -status => '302 Found');
6366 }
6368 sub git_blobdiff {
6369 my $format = shift || 'html';
6371 my $fd;
6372 my @difftree;
6373 my %diffinfo;
6374 my $expires;
6376 # preparing $fd and %diffinfo for git_patchset_body
6377 # new style URI
6378 if (defined $hash_base && defined $hash_parent_base) {
6379 if (defined $file_name) {
6380 # read raw output
6381 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6382 $hash_parent_base, $hash_base,
6383 "--", (defined $file_parent ? $file_parent : ()), $file_name
6384 or die_error(500, "Open git-diff-tree failed");
6385 @difftree = map { chomp; $_ } <$fd>;
6386 close $fd
6387 or die_error(404, "Reading git-diff-tree failed");
6388 @difftree
6389 or die_error(404, "Blob diff not found");
6391 } elsif (defined $hash &&
6392 $hash =~ /[0-9a-fA-F]{40}/) {
6393 # try to find filename from $hash
6395 # read filtered raw output
6396 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6397 $hash_parent_base, $hash_base, "--"
6398 or die_error(500, "Open git-diff-tree failed");
6399 @difftree =
6400 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
6401 # $hash == to_id
6402 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
6403 map { chomp; $_ } <$fd>;
6404 close $fd
6405 or die_error(404, "Reading git-diff-tree failed");
6406 @difftree
6407 or die_error(404, "Blob diff not found");
6409 } else {
6410 die_error(400, "Missing one of the blob diff parameters");
6411 }
6413 if (@difftree > 1) {
6414 die_error(400, "Ambiguous blob diff specification");
6415 }
6417 %diffinfo = parse_difftree_raw_line($difftree[0]);
6418 $file_parent ||= $diffinfo{'from_file'} || $file_name;
6419 $file_name ||= $diffinfo{'to_file'};
6421 $hash_parent ||= $diffinfo{'from_id'};
6422 $hash ||= $diffinfo{'to_id'};
6424 # non-textual hash id's can be cached
6425 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
6426 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
6427 $expires = '+1d';
6428 }
6430 # open patch output
6431 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6432 '-p', ($format eq 'html' ? "--full-index" : ()),
6433 $hash_parent_base, $hash_base,
6434 "--", (defined $file_parent ? $file_parent : ()), $file_name
6435 or die_error(500, "Open git-diff-tree failed");
6436 }
6438 # old/legacy style URI -- not generated anymore since 1.4.3.
6439 if (!%diffinfo) {
6440 die_error('404 Not Found', "Missing one of the blob diff parameters")
6441 }
6443 # header
6444 if ($format eq 'html') {
6445 my $formats_nav =
6446 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
6447 "raw");
6448 git_header_html(undef, $expires);
6449 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
6450 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6451 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6452 } else {
6453 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
6454 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
6455 }
6456 if (defined $file_name) {
6457 git_print_page_path($file_name, "blob", $hash_base);
6458 } else {
6459 print "<div class=\"page_path\"></div>\n";
6460 }
6462 } elsif ($format eq 'plain') {
6463 print $cgi->header(
6464 -type => 'text/plain',
6465 -charset => 'utf-8',
6466 -expires => $expires,
6467 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
6469 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
6471 } else {
6472 die_error(400, "Unknown blobdiff format");
6473 }
6475 # patch
6476 if ($format eq 'html') {
6477 print "<div class=\"page_body\">\n";
6479 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
6480 close $fd;
6482 print "</div>\n"; # class="page_body"
6483 git_footer_html();
6485 } else {
6486 while (my $line = <$fd>) {
6487 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
6488 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
6490 print $line;
6492 last if $line =~ m!^\+\+\+!;
6493 }
6494 local $/ = undef;
6495 print <$fd>;
6496 close $fd;
6497 }
6498 }
6500 sub git_blobdiff_plain {
6501 git_blobdiff('plain');
6502 }
6504 sub git_commitdiff {
6505 my %params = @_;
6506 my $format = $params{-format} || 'html';
6508 my ($patch_max) = gitweb_get_feature('patches');
6509 if ($format eq 'patch') {
6510 die_error(403, "Patch view not allowed") unless $patch_max;
6511 }
6513 $hash ||= $hash_base || "HEAD";
6514 my %co = parse_commit($hash)
6515 or die_error(404, "Unknown commit object");
6517 # choose format for commitdiff for merge
6518 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
6519 $hash_parent = '--cc';
6520 }
6521 # we need to prepare $formats_nav before almost any parameter munging
6522 my $formats_nav;
6523 if ($format eq 'html') {
6524 $formats_nav =
6525 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
6526 "raw");
6527 if ($patch_max && @{$co{'parents'}} <= 1) {
6528 $formats_nav .= " | " .
6529 $cgi->a({-href => href(action=>"patch", -replay=>1)},
6530 "patch");
6531 }
6533 if (defined $hash_parent &&
6534 $hash_parent ne '-c' && $hash_parent ne '--cc') {
6535 # commitdiff with two commits given
6536 my $hash_parent_short = $hash_parent;
6537 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
6538 $hash_parent_short = substr($hash_parent, 0, 7);
6539 }
6540 $formats_nav .=
6541 ' (from';
6542 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
6543 if ($co{'parents'}[$i] eq $hash_parent) {
6544 $formats_nav .= ' parent ' . ($i+1);
6545 last;
6546 }
6547 }
6548 $formats_nav .= ': ' .
6549 $cgi->a({-href => href(action=>"commitdiff",
6550 hash=>$hash_parent)},
6551 esc_html($hash_parent_short)) .
6552 ')';
6553 } elsif (!$co{'parent'}) {
6554 # --root commitdiff
6555 $formats_nav .= ' (initial)';
6556 } elsif (scalar @{$co{'parents'}} == 1) {
6557 # single parent commit
6558 $formats_nav .=
6559 ' (parent: ' .
6560 $cgi->a({-href => href(action=>"commitdiff",
6561 hash=>$co{'parent'})},
6562 esc_html(substr($co{'parent'}, 0, 7))) .
6563 ')';
6564 } else {
6565 # merge commit
6566 if ($hash_parent eq '--cc') {
6567 $formats_nav .= ' | ' .
6568 $cgi->a({-href => href(action=>"commitdiff",
6569 hash=>$hash, hash_parent=>'-c')},
6570 'combined');
6571 } else { # $hash_parent eq '-c'
6572 $formats_nav .= ' | ' .
6573 $cgi->a({-href => href(action=>"commitdiff",
6574 hash=>$hash, hash_parent=>'--cc')},
6575 'compact');
6576 }
6577 $formats_nav .=
6578 ' (merge: ' .
6579 join(' ', map {
6580 $cgi->a({-href => href(action=>"commitdiff",
6581 hash=>$_)},
6582 esc_html(substr($_, 0, 7)));
6583 } @{$co{'parents'}} ) .
6584 ')';
6585 }
6586 }
6588 my $hash_parent_param = $hash_parent;
6589 if (!defined $hash_parent_param) {
6590 # --cc for multiple parents, --root for parentless
6591 $hash_parent_param =
6592 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
6593 }
6595 # read commitdiff
6596 my $fd;
6597 my @difftree;
6598 if ($format eq 'html') {
6599 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6600 "--no-commit-id", "--patch-with-raw", "--full-index",
6601 $hash_parent_param, $hash, "--"
6602 or die_error(500, "Open git-diff-tree failed");
6604 while (my $line = <$fd>) {
6605 chomp $line;
6606 # empty line ends raw part of diff-tree output
6607 last unless $line;
6608 push @difftree, scalar parse_difftree_raw_line($line);
6609 }
6611 } elsif ($format eq 'plain') {
6612 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6613 '-p', $hash_parent_param, $hash, "--"
6614 or die_error(500, "Open git-diff-tree failed");
6615 } elsif ($format eq 'patch') {
6616 # For commit ranges, we limit the output to the number of
6617 # patches specified in the 'patches' feature.
6618 # For single commits, we limit the output to a single patch,
6619 # diverging from the git-format-patch default.
6620 my @commit_spec = ();
6621 if ($hash_parent) {
6622 if ($patch_max > 0) {
6623 push @commit_spec, "-$patch_max";
6624 }
6625 push @commit_spec, '-n', "$hash_parent..$hash";
6626 } else {
6627 if ($params{-single}) {
6628 push @commit_spec, '-1';
6629 } else {
6630 if ($patch_max > 0) {
6631 push @commit_spec, "-$patch_max";
6632 }
6633 push @commit_spec, "-n";
6634 }
6635 push @commit_spec, '--root', $hash;
6636 }
6637 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
6638 '--encoding=utf8', '--stdout', @commit_spec
6639 or die_error(500, "Open git-format-patch failed");
6640 } else {
6641 die_error(400, "Unknown commitdiff format");
6642 }
6644 # non-textual hash id's can be cached
6645 my $expires;
6646 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6647 $expires = "+1d";
6648 }
6650 # write commit message
6651 if ($format eq 'html') {
6652 my $refs = git_get_references();
6653 my $ref = format_ref_marker($refs, $co{'id'});
6655 git_header_html(undef, $expires);
6656 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
6657 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
6658 print "<div class=\"title_text\">\n" .
6659 "<table class=\"object_header\">\n";
6660 git_print_authorship_rows(\%co);
6661 print "</table>".
6662 "</div>\n";
6663 print "<div class=\"page_body\">\n";
6664 if (@{$co{'comment'}} > 1) {
6665 print "<div class=\"log\">\n";
6666 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
6667 print "</div>\n"; # class="log"
6668 }
6670 } elsif ($format eq 'plain') {
6671 my $refs = git_get_references("tags");
6672 my $tagname = git_get_rev_name_tags($hash);
6673 my $filename = basename($project) . "-$hash.patch";
6675 print $cgi->header(
6676 -type => 'text/plain',
6677 -charset => 'utf-8',
6678 -expires => $expires,
6679 -content_disposition => 'inline; filename="' . "$filename" . '"');
6680 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
6681 print "From: " . to_utf8($co{'author'}) . "\n";
6682 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
6683 print "Subject: " . to_utf8($co{'title'}) . "\n";
6685 print "X-Git-Tag: $tagname\n" if $tagname;
6686 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
6688 foreach my $line (@{$co{'comment'}}) {
6689 print to_utf8($line) . "\n";
6690 }
6691 print "---\n\n";
6692 } elsif ($format eq 'patch') {
6693 my $filename = basename($project) . "-$hash.patch";
6695 print $cgi->header(
6696 -type => 'text/plain',
6697 -charset => 'utf-8',
6698 -expires => $expires,
6699 -content_disposition => 'inline; filename="' . "$filename" . '"');
6700 }
6702 # write patch
6703 if ($format eq 'html') {
6704 my $use_parents = !defined $hash_parent ||
6705 $hash_parent eq '-c' || $hash_parent eq '--cc';
6706 git_difftree_body(\@difftree, $hash,
6707 $use_parents ? @{$co{'parents'}} : $hash_parent);
6708 print "<br/>\n";
6710 git_patchset_body($fd, \@difftree, $hash,
6711 $use_parents ? @{$co{'parents'}} : $hash_parent);
6712 close $fd;
6713 print "</div>\n"; # class="page_body"
6714 git_footer_html();
6716 } elsif ($format eq 'plain') {
6717 local $/ = undef;
6718 print <$fd>;
6719 close $fd
6720 or print "Reading git-diff-tree failed\n";
6721 } elsif ($format eq 'patch') {
6722 local $/ = undef;
6723 print <$fd>;
6724 close $fd
6725 or print "Reading git-format-patch failed\n";
6726 }
6727 }
6729 sub git_commitdiff_plain {
6730 git_commitdiff(-format => 'plain');
6731 }
6733 # format-patch-style patches
6734 sub git_patch {
6735 git_commitdiff(-format => 'patch', -single => 1);
6736 }
6738 sub git_patches {
6739 git_commitdiff(-format => 'patch');
6740 }
6742 sub git_history {
6743 git_log_generic('history', \&git_history_body,
6744 $hash_base, $hash_parent_base,
6745 $file_name, $hash);
6746 }
6748 sub git_search {
6749 gitweb_check_feature('search') or die_error(403, "Search is disabled");
6750 if (!defined $searchtext) {
6751 die_error(400, "Text field is empty");
6752 }
6753 if (!defined $hash) {
6754 $hash = git_get_head_hash($project);
6755 }
6756 my %co = parse_commit($hash);
6757 if (!%co) {
6758 die_error(404, "Unknown commit object");
6759 }
6760 if (!defined $page) {
6761 $page = 0;
6762 }
6764 $searchtype ||= 'commit';
6765 if ($searchtype eq 'pickaxe') {
6766 # pickaxe may take all resources of your box and run for several minutes
6767 # with every query - so decide by yourself how public you make this feature
6768 gitweb_check_feature('pickaxe')
6769 or die_error(403, "Pickaxe is disabled");
6770 }
6771 if ($searchtype eq 'grep') {
6772 gitweb_check_feature('grep')
6773 or die_error(403, "Grep is disabled");
6774 }
6776 git_header_html();
6778 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
6779 my $greptype;
6780 if ($searchtype eq 'commit') {
6781 $greptype = "--grep=";
6782 } elsif ($searchtype eq 'author') {
6783 $greptype = "--author=";
6784 } elsif ($searchtype eq 'committer') {
6785 $greptype = "--committer=";
6786 }
6787 $greptype .= $searchtext;
6788 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
6789 $greptype, '--regexp-ignore-case',
6790 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
6792 my $paging_nav = '';
6793 if ($page > 0) {
6794 $paging_nav .=
6795 $cgi->a({-href => href(action=>"search", hash=>$hash,
6796 searchtext=>$searchtext,
6797 searchtype=>$searchtype)},
6798 "first");
6799 $paging_nav .= " ⋅ " .
6800 $cgi->a({-href => href(-replay=>1, page=>$page-1),
6801 -accesskey => "p", -title => "Alt-p"}, "prev");
6802 } else {
6803 $paging_nav .= "first";
6804 $paging_nav .= " ⋅ prev";
6805 }
6806 my $next_link = '';
6807 if ($#commitlist >= 100) {
6808 $next_link =
6809 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6810 -accesskey => "n", -title => "Alt-n"}, "next");
6811 $paging_nav .= " ⋅ $next_link";
6812 } else {
6813 $paging_nav .= " ⋅ next";
6814 }
6816 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
6817 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6818 if ($page == 0 && !@commitlist) {
6819 print "<p>No match.</p>\n";
6820 } else {
6821 git_search_grep_body(\@commitlist, 0, 99, $next_link);
6822 }
6823 }
6825 if ($searchtype eq 'pickaxe') {
6826 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6827 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6829 print "<table class=\"pickaxe search\">\n";
6830 my $alternate = 1;
6831 local $/ = "\n";
6832 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
6833 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
6834 ($search_use_regexp ? '--pickaxe-regex' : ());
6835 undef %co;
6836 my @files;
6837 while (my $line = <$fd>) {
6838 chomp $line;
6839 next unless $line;
6841 my %set = parse_difftree_raw_line($line);
6842 if (defined $set{'commit'}) {
6843 # finish previous commit
6844 if (%co) {
6845 print "</td>\n" .
6846 "<td class=\"link\">" .
6847 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6848 " | " .
6849 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6850 print "</td>\n" .
6851 "</tr>\n";
6852 }
6854 if ($alternate) {
6855 print "<tr class=\"dark\">\n";
6856 } else {
6857 print "<tr class=\"light\">\n";
6858 }
6859 $alternate ^= 1;
6860 %co = parse_commit($set{'commit'});
6861 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
6862 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6863 "<td><i>$author</i></td>\n" .
6864 "<td>" .
6865 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6866 -class => "list subject"},
6867 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6868 } elsif (defined $set{'to_id'}) {
6869 next if ($set{'to_id'} =~ m/^0{40}$/);
6871 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
6872 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
6873 -class => "list"},
6874 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
6875 "<br/>\n";
6876 }
6877 }
6878 close $fd;
6880 # finish last commit (warning: repetition!)
6881 if (%co) {
6882 print "</td>\n" .
6883 "<td class=\"link\">" .
6884 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6885 " | " .
6886 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6887 print "</td>\n" .
6888 "</tr>\n";
6889 }
6891 print "</table>\n";
6892 }
6894 if ($searchtype eq 'grep') {
6895 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6896 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6898 print "<table class=\"grep_search\">\n";
6899 my $alternate = 1;
6900 my $matches = 0;
6901 local $/ = "\n";
6902 open my $fd, "-|", git_cmd(), 'grep', '-n',
6903 $search_use_regexp ? ('-E', '-i') : '-F',
6904 $searchtext, $co{'tree'};
6905 my $lastfile = '';
6906 while (my $line = <$fd>) {
6907 chomp $line;
6908 my ($file, $lno, $ltext, $binary);
6909 last if ($matches++ > 1000);
6910 if ($line =~ /^Binary file (.+) matches$/) {
6911 $file = $1;
6912 $binary = 1;
6913 } else {
6914 (undef, $file, $lno, $ltext) = split(/:/, $line, 4);
6915 }
6916 if ($file ne $lastfile) {
6917 $lastfile and print "</td></tr>\n";
6918 if ($alternate++) {
6919 print "<tr class=\"dark\">\n";
6920 } else {
6921 print "<tr class=\"light\">\n";
6922 }
6923 print "<td class=\"list\">".
6924 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6925 file_name=>"$file"),
6926 -class => "list"}, esc_path($file));
6927 print "</td><td>\n";
6928 $lastfile = $file;
6929 }
6930 if ($binary) {
6931 print "<div class=\"binary\">Binary file</div>\n";
6932 } else {
6933 $ltext = untabify($ltext);
6934 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6935 $ltext = esc_html($1, -nbsp=>1);
6936 $ltext .= '<span class="match">';
6937 $ltext .= esc_html($2, -nbsp=>1);
6938 $ltext .= '</span>';
6939 $ltext .= esc_html($3, -nbsp=>1);
6940 } else {
6941 $ltext = esc_html($ltext, -nbsp=>1);
6942 }
6943 print "<div class=\"pre\">" .
6944 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6945 file_name=>"$file").'#l'.$lno,
6946 -class => "linenr"}, sprintf('%4i', $lno))
6947 . ' ' . $ltext . "</div>\n";
6948 }
6949 }
6950 if ($lastfile) {
6951 print "</td></tr>\n";
6952 if ($matches > 1000) {
6953 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6954 }
6955 } else {
6956 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6957 }
6958 close $fd;
6960 print "</table>\n";
6961 }
6962 git_footer_html();
6963 }
6965 sub git_search_help {
6966 git_header_html();
6967 git_print_page_nav('','', $hash,$hash,$hash);
6968 print <<EOT;
6969 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
6970 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
6971 the pattern entered is recognized as the POSIX extended
6972 <a href="http://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
6973 insensitive).</p>
6974 <dl>
6975 <dt><b>commit</b></dt>
6976 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
6977 EOT
6978 my $have_grep = gitweb_check_feature('grep');
6979 if ($have_grep) {
6980 print <<EOT;
6981 <dt><b>grep</b></dt>
6982 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
6983 a different one) are searched for the given pattern. On large trees, this search can take
6984 a while and put some strain on the server, so please use it with some consideration. Note that
6985 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
6986 case-sensitive.</dd>
6987 EOT
6988 }
6989 print <<EOT;
6990 <dt><b>author</b></dt>
6991 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
6992 <dt><b>committer</b></dt>
6993 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
6994 EOT
6995 my $have_pickaxe = gitweb_check_feature('pickaxe');
6996 if ($have_pickaxe) {
6997 print <<EOT;
6998 <dt><b>pickaxe</b></dt>
6999 <dd>All commits that caused the string to appear or disappear from any file (changes that
7000 added, removed or "modified" the string) will be listed. This search can take a while and
7001 takes a lot of strain on the server, so please use it wisely. Note that since you may be
7002 interested even in changes just changing the case as well, this search is case sensitive.</dd>
7003 EOT
7004 }
7005 print "</dl>\n";
7006 git_footer_html();
7007 }
7009 sub git_shortlog {
7010 git_log_generic('shortlog', \&git_shortlog_body,
7011 $hash, $hash_parent);
7012 }
7014 ## ......................................................................
7015 ## feeds (RSS, Atom; OPML)
7017 sub git_feed {
7018 my $format = shift || 'atom';
7019 my $have_blame = gitweb_check_feature('blame');
7021 # Atom: http://www.atomenabled.org/developers/syndication/
7022 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
7023 if ($format ne 'rss' && $format ne 'atom') {
7024 die_error(400, "Unknown web feed format");
7025 }
7027 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
7028 my $head = $hash || 'HEAD';
7029 my @commitlist = parse_commits($head, 150, 0, $file_name);
7031 my %latest_commit;
7032 my %latest_date;
7033 my $content_type = "application/$format+xml";
7034 if (defined $cgi->http('HTTP_ACCEPT') &&
7035 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
7036 # browser (feed reader) prefers text/xml
7037 $content_type = 'text/xml';
7038 }
7039 if (defined($commitlist[0])) {
7040 %latest_commit = %{$commitlist[0]};
7041 my $latest_epoch = $latest_commit{'committer_epoch'};
7042 %latest_date = parse_date($latest_epoch);
7043 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
7044 if (defined $if_modified) {
7045 my $since;
7046 if (eval { require HTTP::Date; 1; }) {
7047 $since = HTTP::Date::str2time($if_modified);
7048 } elsif (eval { require Time::ParseDate; 1; }) {
7049 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
7050 }
7051 if (defined $since && $latest_epoch <= $since) {
7052 print $cgi->header(
7053 -type => $content_type,
7054 -charset => 'utf-8',
7055 -last_modified => $latest_date{'rfc2822'},
7056 -status => '304 Not Modified');
7057 return;
7058 }
7059 }
7060 print $cgi->header(
7061 -type => $content_type,
7062 -charset => 'utf-8',
7063 -last_modified => $latest_date{'rfc2822'});
7064 } else {
7065 print $cgi->header(
7066 -type => $content_type,
7067 -charset => 'utf-8');
7068 }
7070 # Optimization: skip generating the body if client asks only
7071 # for Last-Modified date.
7072 return if ($cgi->request_method() eq 'HEAD');
7074 # header variables
7075 my $title = "$site_name - $project/$action";
7076 my $feed_type = 'log';
7077 if (defined $hash) {
7078 $title .= " - '$hash'";
7079 $feed_type = 'branch log';
7080 if (defined $file_name) {
7081 $title .= " :: $file_name";
7082 $feed_type = 'history';
7083 }
7084 } elsif (defined $file_name) {
7085 $title .= " - $file_name";
7086 $feed_type = 'history';
7087 }
7088 $title .= " $feed_type";
7089 my $descr = git_get_project_description($project);
7090 if (defined $descr) {
7091 $descr = esc_html($descr);
7092 } else {
7093 $descr = "$project " .
7094 ($format eq 'rss' ? 'RSS' : 'Atom') .
7095 " feed";
7096 }
7097 my $owner = git_get_project_owner($project);
7098 $owner = esc_html($owner);
7100 #header
7101 my $alt_url;
7102 if (defined $file_name) {
7103 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
7104 } elsif (defined $hash) {
7105 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
7106 } else {
7107 $alt_url = href(-full=>1, action=>"summary");
7108 }
7109 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
7110 if ($format eq 'rss') {
7111 print <<XML;
7112 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
7113 <channel>
7114 XML
7115 print "<title>$title</title>\n" .
7116 "<link>$alt_url</link>\n" .
7117 "<description>$descr</description>\n" .
7118 "<language>en</language>\n" .
7119 # project owner is responsible for 'editorial' content
7120 "<managingEditor>$owner</managingEditor>\n";
7121 if (defined $logo || defined $favicon) {
7122 # prefer the logo to the favicon, since RSS
7123 # doesn't allow both
7124 my $img = esc_url($logo || $favicon);
7125 print "<image>\n" .
7126 "<url>$img</url>\n" .
7127 "<title>$title</title>\n" .
7128 "<link>$alt_url</link>\n" .
7129 "</image>\n";
7130 }
7131 if (%latest_date) {
7132 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
7133 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
7134 }
7135 print "<generator>gitweb v.$version/$git_version</generator>\n";
7136 } elsif ($format eq 'atom') {
7137 print <<XML;
7138 <feed xmlns="http://www.w3.org/2005/Atom">
7139 XML
7140 print "<title>$title</title>\n" .
7141 "<subtitle>$descr</subtitle>\n" .
7142 '<link rel="alternate" type="text/html" href="' .
7143 $alt_url . '" />' . "\n" .
7144 '<link rel="self" type="' . $content_type . '" href="' .
7145 $cgi->self_url() . '" />' . "\n" .
7146 "<id>" . href(-full=>1) . "</id>\n" .
7147 # use project owner for feed author
7148 "<author><name>$owner</name></author>\n";
7149 if (defined $favicon) {
7150 print "<icon>" . esc_url($favicon) . "</icon>\n";
7151 }
7152 if (defined $logo_url) {
7153 # not twice as wide as tall: 72 x 27 pixels
7154 print "<logo>" . esc_url($logo) . "</logo>\n";
7155 }
7156 if (! %latest_date) {
7157 # dummy date to keep the feed valid until commits trickle in:
7158 print "<updated>1970-01-01T00:00:00Z</updated>\n";
7159 } else {
7160 print "<updated>$latest_date{'iso-8601'}</updated>\n";
7161 }
7162 print "<generator version='$version/$git_version'>gitweb</generator>\n";
7163 }
7165 # contents
7166 for (my $i = 0; $i <= $#commitlist; $i++) {
7167 my %co = %{$commitlist[$i]};
7168 my $commit = $co{'id'};
7169 # we read 150, we always show 30 and the ones more recent than 48 hours
7170 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
7171 last;
7172 }
7173 my %cd = parse_date($co{'author_epoch'});
7175 # get list of changed files
7176 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7177 $co{'parent'} || "--root",
7178 $co{'id'}, "--", (defined $file_name ? $file_name : ())
7179 or next;
7180 my @difftree = map { chomp; $_ } <$fd>;
7181 close $fd
7182 or next;
7184 # print element (entry, item)
7185 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
7186 if ($format eq 'rss') {
7187 print "<item>\n" .
7188 "<title>" . esc_html($co{'title'}) . "</title>\n" .
7189 "<author>" . esc_html($co{'author'}) . "</author>\n" .
7190 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
7191 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
7192 "<link>$co_url</link>\n" .
7193 "<description>" . esc_html($co{'title'}) . "</description>\n" .
7194 "<content:encoded>" .
7195 "<![CDATA[\n";
7196 } elsif ($format eq 'atom') {
7197 print "<entry>\n" .
7198 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
7199 "<updated>$cd{'iso-8601'}</updated>\n" .
7200 "<author>\n" .
7201 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
7202 if ($co{'author_email'}) {
7203 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
7204 }
7205 print "</author>\n" .
7206 # use committer for contributor
7207 "<contributor>\n" .
7208 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
7209 if ($co{'committer_email'}) {
7210 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
7211 }
7212 print "</contributor>\n" .
7213 "<published>$cd{'iso-8601'}</published>\n" .
7214 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
7215 "<id>$co_url</id>\n" .
7216 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
7217 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
7218 }
7219 my $comment = $co{'comment'};
7220 print "<pre>\n";
7221 foreach my $line (@$comment) {
7222 $line = esc_html($line);
7223 print "$line\n";
7224 }
7225 print "</pre><ul>\n";
7226 foreach my $difftree_line (@difftree) {
7227 my %difftree = parse_difftree_raw_line($difftree_line);
7228 next if !$difftree{'from_id'};
7230 my $file = $difftree{'file'} || $difftree{'to_file'};
7232 print "<li>" .
7233 "[" .
7234 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
7235 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
7236 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
7237 file_name=>$file, file_parent=>$difftree{'from_file'}),
7238 -title => "diff"}, 'D');
7239 if ($have_blame) {
7240 print $cgi->a({-href => href(-full=>1, action=>"blame",
7241 file_name=>$file, hash_base=>$commit),
7242 -title => "blame"}, 'B');
7243 }
7244 # if this is not a feed of a file history
7245 if (!defined $file_name || $file_name ne $file) {
7246 print $cgi->a({-href => href(-full=>1, action=>"history",
7247 file_name=>$file, hash=>$commit),
7248 -title => "history"}, 'H');
7249 }
7250 $file = esc_path($file);
7251 print "] ".
7252 "$file</li>\n";
7253 }
7254 if ($format eq 'rss') {
7255 print "</ul>]]>\n" .
7256 "</content:encoded>\n" .
7257 "</item>\n";
7258 } elsif ($format eq 'atom') {
7259 print "</ul>\n</div>\n" .
7260 "</content>\n" .
7261 "</entry>\n";
7262 }
7263 }
7265 # end of feed
7266 if ($format eq 'rss') {
7267 print "</channel>\n</rss>\n";
7268 } elsif ($format eq 'atom') {
7269 print "</feed>\n";
7270 }
7271 }
7273 sub git_rss {
7274 git_feed('rss');
7275 }
7277 sub git_atom {
7278 git_feed('atom');
7279 }
7281 sub git_opml {
7282 my @list = git_get_projects_list();
7284 print $cgi->header(
7285 -type => 'text/xml',
7286 -charset => 'utf-8',
7287 -content_disposition => 'inline; filename="opml.xml"');
7289 print <<XML;
7290 <?xml version="1.0" encoding="utf-8"?>
7291 <opml version="1.0">
7292 <head>
7293 <title>$site_name OPML Export</title>
7294 </head>
7295 <body>
7296 <outline text="git RSS feeds">
7297 XML
7299 foreach my $pr (@list) {
7300 my %proj = %$pr;
7301 my $head = git_get_head_hash($proj{'path'});
7302 if (!defined $head) {
7303 next;
7304 }
7305 $git_dir = "$projectroot/$proj{'path'}";
7306 my %co = parse_commit($head);
7307 if (!%co) {
7308 next;
7309 }
7311 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
7312 my $rss = href('project' => $proj{'path'}, 'action' => 'rss', -full => 1);
7313 my $html = href('project' => $proj{'path'}, 'action' => 'summary', -full => 1);
7314 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
7315 }
7316 print <<XML;
7317 </outline>
7318 </body>
7319 </opml>
7320 XML
7321 }