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 binmode STDOUT, ':utf8';
22 our $t0;
23 if (eval { require Time::HiRes; 1; }) {
24 $t0 = [Time::HiRes::gettimeofday()];
25 }
26 our $number_of_git_cmds = 0;
28 BEGIN {
29 CGI->compile() if $ENV{'MOD_PERL'};
30 }
32 our $version = "++GIT_VERSION++";
34 our ($my_url, $my_uri, $base_url, $path_info, $home_link);
35 sub evaluate_uri {
36 our $cgi;
38 our $my_url = $cgi->url();
39 our $my_uri = $cgi->url(-absolute => 1);
41 # Base URL for relative URLs in gitweb ($logo, $favicon, ...),
42 # needed and used only for URLs with nonempty PATH_INFO
43 our $base_url = $my_url;
45 # When the script is used as DirectoryIndex, the URL does not contain the name
46 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
47 # have to do it ourselves. We make $path_info global because it's also used
48 # later on.
49 #
50 # Another issue with the script being the DirectoryIndex is that the resulting
51 # $my_url data is not the full script URL: this is good, because we want
52 # generated links to keep implying the script name if it wasn't explicitly
53 # indicated in the URL we're handling, but it means that $my_url cannot be used
54 # as base URL.
55 # Therefore, if we needed to strip PATH_INFO, then we know that we have
56 # to build the base URL ourselves:
57 our $path_info = $ENV{"PATH_INFO"};
58 if ($path_info) {
59 if ($my_url =~ s,\Q$path_info\E$,, &&
60 $my_uri =~ s,\Q$path_info\E$,, &&
61 defined $ENV{'SCRIPT_NAME'}) {
62 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
63 }
64 }
66 # target of the home link on top of all pages
67 our $home_link = $my_uri || "/";
68 }
70 # core git executable to use
71 # this can just be "git" if your webserver has a sensible PATH
72 our $GIT = "++GIT_BINDIR++/git";
74 # absolute fs-path which will be prepended to the project path
75 #our $projectroot = "/pub/scm";
76 our $projectroot = "++GITWEB_PROJECTROOT++";
78 # fs traversing limit for getting project list
79 # the number is relative to the projectroot
80 our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
82 # string of the home link on top of all pages
83 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
85 # name of your site or organization to appear in page titles
86 # replace this with something more descriptive for clearer bookmarks
87 our $site_name = "++GITWEB_SITENAME++"
88 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
90 # filename of html text to include at top of each page
91 our $site_header = "++GITWEB_SITE_HEADER++";
92 # html text to include at home page
93 our $home_text = "++GITWEB_HOMETEXT++";
94 # filename of html text to include at bottom of each page
95 our $site_footer = "++GITWEB_SITE_FOOTER++";
97 # URI of stylesheets
98 our @stylesheets = ("++GITWEB_CSS++");
99 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
100 our $stylesheet = undef;
101 # URI of GIT logo (72x27 size)
102 our $logo = "++GITWEB_LOGO++";
103 # URI of GIT favicon, assumed to be image/png type
104 our $favicon = "++GITWEB_FAVICON++";
105 # URI of gitweb.js (JavaScript code for gitweb)
106 our $javascript = "++GITWEB_JS++";
108 # URI and label (title) of GIT logo link
109 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
110 #our $logo_label = "git documentation";
111 our $logo_url = "http://git-scm.com/";
112 our $logo_label = "git homepage";
114 # source of projects list
115 our $projects_list = "++GITWEB_LIST++";
117 # the width (in characters) of the projects list "Description" column
118 our $projects_list_description_width = 25;
120 # default order of projects list
121 # valid values are none, project, descr, owner, and age
122 our $default_projects_order = "project";
124 # show repository only if this file exists
125 # (only effective if this variable evaluates to true)
126 our $export_ok = "++GITWEB_EXPORT_OK++";
128 # show repository only if this subroutine returns true
129 # when given the path to the project, for example:
130 # sub { return -e "$_[0]/git-daemon-export-ok"; }
131 our $export_auth_hook = undef;
133 # only allow viewing of repositories also shown on the overview page
134 our $strict_export = "++GITWEB_STRICT_EXPORT++";
136 # list of git base URLs used for URL to where fetch project from,
137 # i.e. full URL is "$git_base_url/$project"
138 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
140 # default blob_plain mimetype and default charset for text/plain blob
141 our $default_blob_plain_mimetype = 'text/plain';
142 our $default_text_plain_charset = undef;
144 # file to use for guessing MIME types before trying /etc/mime.types
145 # (relative to the current git repository)
146 our $mimetypes_file = undef;
148 # assume this charset if line contains non-UTF-8 characters;
149 # it should be valid encoding (see Encoding::Supported(3pm) for list),
150 # for which encoding all byte sequences are valid, for example
151 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
152 # could be even 'utf-8' for the old behavior)
153 our $fallback_encoding = 'latin1';
155 # rename detection options for git-diff and git-diff-tree
156 # - default is '-M', with the cost proportional to
157 # (number of removed files) * (number of new files).
158 # - more costly is '-C' (which implies '-M'), with the cost proportional to
159 # (number of changed files + number of removed files) * (number of new files)
160 # - even more costly is '-C', '--find-copies-harder' with cost
161 # (number of files in the original tree) * (number of new files)
162 # - one might want to include '-B' option, e.g. '-B', '-M'
163 our @diff_opts = ('-M'); # taken from git_commit
165 # Disables features that would allow repository owners to inject script into
166 # the gitweb domain.
167 our $prevent_xss = 0;
169 # information about snapshot formats that gitweb is capable of serving
170 our %known_snapshot_formats = (
171 # name => {
172 # 'display' => display name,
173 # 'type' => mime type,
174 # 'suffix' => filename suffix,
175 # 'format' => --format for git-archive,
176 # 'compressor' => [compressor command and arguments]
177 # (array reference, optional)
178 # 'disabled' => boolean (optional)}
179 #
180 'tgz' => {
181 'display' => 'tar.gz',
182 'type' => 'application/x-gzip',
183 'suffix' => '.tar.gz',
184 'format' => 'tar',
185 'compressor' => ['gzip']},
187 'tbz2' => {
188 'display' => 'tar.bz2',
189 'type' => 'application/x-bzip2',
190 'suffix' => '.tar.bz2',
191 'format' => 'tar',
192 'compressor' => ['bzip2']},
194 'txz' => {
195 'display' => 'tar.xz',
196 'type' => 'application/x-xz',
197 'suffix' => '.tar.xz',
198 'format' => 'tar',
199 'compressor' => ['xz'],
200 'disabled' => 1},
202 'zip' => {
203 'display' => 'zip',
204 'type' => 'application/x-zip',
205 'suffix' => '.zip',
206 'format' => 'zip'},
207 );
209 # Aliases so we understand old gitweb.snapshot values in repository
210 # configuration.
211 our %known_snapshot_format_aliases = (
212 'gzip' => 'tgz',
213 'bzip2' => 'tbz2',
214 'xz' => 'txz',
216 # backward compatibility: legacy gitweb config support
217 'x-gzip' => undef, 'gz' => undef,
218 'x-bzip2' => undef, 'bz2' => undef,
219 'x-zip' => undef, '' => undef,
220 );
222 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
223 # are changed, it may be appropriate to change these values too via
224 # $GITWEB_CONFIG.
225 our %avatar_size = (
226 'default' => 16,
227 'double' => 32
228 );
230 # Used to set the maximum load that we will still respond to gitweb queries.
231 # If server load exceed this value then return "503 server busy" error.
232 # If gitweb cannot determined server load, it is taken to be 0.
233 # Leave it undefined (or set to 'undef') to turn off load checking.
234 our $maxload = 300;
236 # configuration for 'highlight' (http://www.andre-simon.de/)
237 # match by basename
238 our %highlight_basename = (
239 #'Program' => 'py',
240 #'Library' => 'py',
241 'SConstruct' => 'py', # SCons equivalent of Makefile
242 'Makefile' => 'make',
243 );
244 # match by extension
245 our %highlight_ext = (
246 # main extensions, defining name of syntax;
247 # see files in /usr/share/highlight/langDefs/ directory
248 map { $_ => $_ }
249 qw(py c cpp rb java css php sh pl js tex bib xml awk bat ini spec tcl),
250 # alternate extensions, see /etc/highlight/filetypes.conf
251 'h' => 'c',
252 map { $_ => 'cpp' } qw(cxx c++ cc),
253 map { $_ => 'php' } qw(php3 php4),
254 map { $_ => 'pl' } qw(perl pm), # perhaps also 'cgi'
255 'mak' => 'make',
256 map { $_ => 'xml' } qw(xhtml html htm),
257 );
259 # You define site-wide feature defaults here; override them with
260 # $GITWEB_CONFIG as necessary.
261 our %feature = (
262 # feature => {
263 # 'sub' => feature-sub (subroutine),
264 # 'override' => allow-override (boolean),
265 # 'default' => [ default options...] (array reference)}
266 #
267 # if feature is overridable (it means that allow-override has true value),
268 # then feature-sub will be called with default options as parameters;
269 # return value of feature-sub indicates if to enable specified feature
270 #
271 # if there is no 'sub' key (no feature-sub), then feature cannot be
272 # overridden
273 #
274 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
275 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
276 # is enabled
278 # Enable the 'blame' blob view, showing the last commit that modified
279 # each line in the file. This can be very CPU-intensive.
281 # To enable system wide have in $GITWEB_CONFIG
282 # $feature{'blame'}{'default'} = [1];
283 # To have project specific config enable override in $GITWEB_CONFIG
284 # $feature{'blame'}{'override'} = 1;
285 # and in project config gitweb.blame = 0|1;
286 'blame' => {
287 'sub' => sub { feature_bool('blame', @_) },
288 'override' => 0,
289 'default' => [0]},
291 # Enable the 'snapshot' link, providing a compressed archive of any
292 # tree. This can potentially generate high traffic if you have large
293 # project.
295 # Value is a list of formats defined in %known_snapshot_formats that
296 # you wish to offer.
297 # To disable system wide have in $GITWEB_CONFIG
298 # $feature{'snapshot'}{'default'} = [];
299 # To have project specific config enable override in $GITWEB_CONFIG
300 # $feature{'snapshot'}{'override'} = 1;
301 # and in project config, a comma-separated list of formats or "none"
302 # to disable. Example: gitweb.snapshot = tbz2,zip;
303 'snapshot' => {
304 'sub' => \&feature_snapshot,
305 'override' => 0,
306 'default' => ['tgz']},
308 # Enable text search, which will list the commits which match author,
309 # committer or commit text to a given string. Enabled by default.
310 # Project specific override is not supported.
311 'search' => {
312 'override' => 0,
313 'default' => [1]},
315 # Enable grep search, which will list the files in currently selected
316 # tree containing the given string. Enabled by default. This can be
317 # potentially CPU-intensive, of course.
319 # To enable system wide have in $GITWEB_CONFIG
320 # $feature{'grep'}{'default'} = [1];
321 # To have project specific config enable override in $GITWEB_CONFIG
322 # $feature{'grep'}{'override'} = 1;
323 # and in project config gitweb.grep = 0|1;
324 'grep' => {
325 'sub' => sub { feature_bool('grep', @_) },
326 'override' => 0,
327 'default' => [1]},
329 # Enable the pickaxe search, which will list the commits that modified
330 # a given string in a file. This can be practical and quite faster
331 # alternative to 'blame', but still potentially CPU-intensive.
333 # To enable system wide have in $GITWEB_CONFIG
334 # $feature{'pickaxe'}{'default'} = [1];
335 # To have project specific config enable override in $GITWEB_CONFIG
336 # $feature{'pickaxe'}{'override'} = 1;
337 # and in project config gitweb.pickaxe = 0|1;
338 'pickaxe' => {
339 'sub' => sub { feature_bool('pickaxe', @_) },
340 'override' => 0,
341 'default' => [1]},
343 # Enable showing size of blobs in a 'tree' view, in a separate
344 # column, similar to what 'ls -l' does. This cost a bit of IO.
346 # To disable system wide have in $GITWEB_CONFIG
347 # $feature{'show-sizes'}{'default'} = [0];
348 # To have project specific config enable override in $GITWEB_CONFIG
349 # $feature{'show-sizes'}{'override'} = 1;
350 # and in project config gitweb.showsizes = 0|1;
351 'show-sizes' => {
352 'sub' => sub { feature_bool('showsizes', @_) },
353 'override' => 0,
354 'default' => [1]},
356 # Make gitweb use an alternative format of the URLs which can be
357 # more readable and natural-looking: project name is embedded
358 # directly in the path and the query string contains other
359 # auxiliary information. All gitweb installations recognize
360 # URL in either format; this configures in which formats gitweb
361 # generates links.
363 # To enable system wide have in $GITWEB_CONFIG
364 # $feature{'pathinfo'}{'default'} = [1];
365 # Project specific override is not supported.
367 # Note that you will need to change the default location of CSS,
368 # favicon, logo and possibly other files to an absolute URL. Also,
369 # if gitweb.cgi serves as your indexfile, you will need to force
370 # $my_uri to contain the script name in your $GITWEB_CONFIG.
371 'pathinfo' => {
372 'override' => 0,
373 'default' => [0]},
375 # Make gitweb consider projects in project root subdirectories
376 # to be forks of existing projects. Given project $projname.git,
377 # projects matching $projname/*.git will not be shown in the main
378 # projects list, instead a '+' mark will be added to $projname
379 # there and a 'forks' view will be enabled for the project, listing
380 # all the forks. If project list is taken from a file, forks have
381 # to be listed after the main project.
383 # To enable system wide have in $GITWEB_CONFIG
384 # $feature{'forks'}{'default'} = [1];
385 # Project specific override is not supported.
386 'forks' => {
387 'override' => 0,
388 'default' => [0]},
390 # Insert custom links to the action bar of all project pages.
391 # This enables you mainly to link to third-party scripts integrating
392 # into gitweb; e.g. git-browser for graphical history representation
393 # or custom web-based repository administration interface.
395 # The 'default' value consists of a list of triplets in the form
396 # (label, link, position) where position is the label after which
397 # to insert the link and link is a format string where %n expands
398 # to the project name, %f to the project path within the filesystem,
399 # %h to the current hash (h gitweb parameter) and %b to the current
400 # hash base (hb gitweb parameter); %% expands to %.
402 # To enable system wide have in $GITWEB_CONFIG e.g.
403 # $feature{'actions'}{'default'} = [('graphiclog',
404 # '/git-browser/by-commit.html?r=%n', 'summary')];
405 # Project specific override is not supported.
406 'actions' => {
407 'override' => 0,
408 'default' => []},
410 # Allow gitweb scan project content tags described in ctags/
411 # of project repository, and display the popular Web 2.0-ish
412 # "tag cloud" near the project list. Note that this is something
413 # COMPLETELY different from the normal Git tags.
415 # gitweb by itself can show existing tags, but it does not handle
416 # tagging itself; you need an external application for that.
417 # For an example script, check Girocco's cgi/tagproj.cgi.
418 # You may want to install the HTML::TagCloud Perl module to get
419 # a pretty tag cloud instead of just a list of tags.
421 # To enable system wide have in $GITWEB_CONFIG
422 # $feature{'ctags'}{'default'} = ['path_to_tag_script'];
423 # Project specific override is not supported.
424 'ctags' => {
425 'override' => 0,
426 'default' => [0]},
428 # The maximum number of patches in a patchset generated in patch
429 # view. Set this to 0 or undef to disable patch view, or to a
430 # negative number to remove any limit.
432 # To disable system wide have in $GITWEB_CONFIG
433 # $feature{'patches'}{'default'} = [0];
434 # To have project specific config enable override in $GITWEB_CONFIG
435 # $feature{'patches'}{'override'} = 1;
436 # and in project config gitweb.patches = 0|n;
437 # where n is the maximum number of patches allowed in a patchset.
438 'patches' => {
439 'sub' => \&feature_patches,
440 'override' => 0,
441 'default' => [16]},
443 # Avatar support. When this feature is enabled, views such as
444 # shortlog or commit will display an avatar associated with
445 # the email of the committer(s) and/or author(s).
447 # Currently available providers are gravatar and picon.
448 # If an unknown provider is specified, the feature is disabled.
450 # Gravatar depends on Digest::MD5.
451 # Picon currently relies on the indiana.edu database.
453 # To enable system wide have in $GITWEB_CONFIG
454 # $feature{'avatar'}{'default'} = ['<provider>'];
455 # where <provider> is either gravatar or picon.
456 # To have project specific config enable override in $GITWEB_CONFIG
457 # $feature{'avatar'}{'override'} = 1;
458 # and in project config gitweb.avatar = <provider>;
459 'avatar' => {
460 'sub' => \&feature_avatar,
461 'override' => 0,
462 'default' => ['']},
464 # Enable displaying how much time and how many git commands
465 # it took to generate and display page. Disabled by default.
466 # Project specific override is not supported.
467 'timed' => {
468 'override' => 0,
469 'default' => [0]},
471 # Enable turning some links into links to actions which require
472 # JavaScript to run (like 'blame_incremental'). Not enabled by
473 # default. Project specific override is currently not supported.
474 'javascript-actions' => {
475 'override' => 0,
476 'default' => [0]},
478 # Syntax highlighting support. This is based on Daniel Svensson's
479 # and Sham Chukoury's work in gitweb-xmms2.git.
480 # It requires the 'highlight' program present in $PATH,
481 # and therefore is disabled by default.
483 # To enable system wide have in $GITWEB_CONFIG
484 # $feature{'highlight'}{'default'} = [1];
486 'highlight' => {
487 'sub' => sub { feature_bool('highlight', @_) },
488 'override' => 0,
489 'default' => [0]},
490 );
492 sub gitweb_get_feature {
493 my ($name) = @_;
494 return unless exists $feature{$name};
495 my ($sub, $override, @defaults) = (
496 $feature{$name}{'sub'},
497 $feature{$name}{'override'},
498 @{$feature{$name}{'default'}});
499 # project specific override is possible only if we have project
500 our $git_dir; # global variable, declared later
501 if (!$override || !defined $git_dir) {
502 return @defaults;
503 }
504 if (!defined $sub) {
505 warn "feature $name is not overridable";
506 return @defaults;
507 }
508 return $sub->(@defaults);
509 }
511 # A wrapper to check if a given feature is enabled.
512 # With this, you can say
513 #
514 # my $bool_feat = gitweb_check_feature('bool_feat');
515 # gitweb_check_feature('bool_feat') or somecode;
516 #
517 # instead of
518 #
519 # my ($bool_feat) = gitweb_get_feature('bool_feat');
520 # (gitweb_get_feature('bool_feat'))[0] or somecode;
521 #
522 sub gitweb_check_feature {
523 return (gitweb_get_feature(@_))[0];
524 }
527 sub feature_bool {
528 my $key = shift;
529 my ($val) = git_get_project_config($key, '--bool');
531 if (!defined $val) {
532 return ($_[0]);
533 } elsif ($val eq 'true') {
534 return (1);
535 } elsif ($val eq 'false') {
536 return (0);
537 }
538 }
540 sub feature_snapshot {
541 my (@fmts) = @_;
543 my ($val) = git_get_project_config('snapshot');
545 if ($val) {
546 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
547 }
549 return @fmts;
550 }
552 sub feature_patches {
553 my @val = (git_get_project_config('patches', '--int'));
555 if (@val) {
556 return @val;
557 }
559 return ($_[0]);
560 }
562 sub feature_avatar {
563 my @val = (git_get_project_config('avatar'));
565 return @val ? @val : @_;
566 }
568 # checking HEAD file with -e is fragile if the repository was
569 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
570 # and then pruned.
571 sub check_head_link {
572 my ($dir) = @_;
573 my $headfile = "$dir/HEAD";
574 return ((-e $headfile) ||
575 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
576 }
578 sub check_export_ok {
579 my ($dir) = @_;
580 return (check_head_link($dir) &&
581 (!$export_ok || -e "$dir/$export_ok") &&
582 (!$export_auth_hook || $export_auth_hook->($dir)));
583 }
585 # process alternate names for backward compatibility
586 # filter out unsupported (unknown) snapshot formats
587 sub filter_snapshot_fmts {
588 my @fmts = @_;
590 @fmts = map {
591 exists $known_snapshot_format_aliases{$_} ?
592 $known_snapshot_format_aliases{$_} : $_} @fmts;
593 @fmts = grep {
594 exists $known_snapshot_formats{$_} &&
595 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
596 }
598 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM);
599 sub evaluate_gitweb_config {
600 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
601 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
602 # die if there are errors parsing config file
603 if (-e $GITWEB_CONFIG) {
604 do $GITWEB_CONFIG;
605 die $@ if $@;
606 } elsif (-e $GITWEB_CONFIG_SYSTEM) {
607 do $GITWEB_CONFIG_SYSTEM;
608 die $@ if $@;
609 }
610 }
612 # Get loadavg of system, to compare against $maxload.
613 # Currently it requires '/proc/loadavg' present to get loadavg;
614 # if it is not present it returns 0, which means no load checking.
615 sub get_loadavg {
616 if( -e '/proc/loadavg' ){
617 open my $fd, '<', '/proc/loadavg'
618 or return 0;
619 my @load = split(/\s+/, scalar <$fd>);
620 close $fd;
622 # The first three columns measure CPU and IO utilization of the last one,
623 # five, and 10 minute periods. The fourth column shows the number of
624 # currently running processes and the total number of processes in the m/n
625 # format. The last column displays the last process ID used.
626 return $load[0] || 0;
627 }
628 # additional checks for load average should go here for things that don't export
629 # /proc/loadavg
631 return 0;
632 }
634 # version of the core git binary
635 our $git_version;
636 sub evaluate_git_version {
637 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
638 $number_of_git_cmds++;
639 }
641 sub check_loadavg {
642 if (defined $maxload && get_loadavg() > $maxload) {
643 die_error(503, "The load average on the server is too high");
644 }
645 }
647 # ======================================================================
648 # input validation and dispatch
650 # input parameters can be collected from a variety of sources (presently, CGI
651 # and PATH_INFO), so we define an %input_params hash that collects them all
652 # together during validation: this allows subsequent uses (e.g. href()) to be
653 # agnostic of the parameter origin
655 our %input_params = ();
657 # input parameters are stored with the long parameter name as key. This will
658 # also be used in the href subroutine to convert parameters to their CGI
659 # equivalent, and since the href() usage is the most frequent one, we store
660 # the name -> CGI key mapping here, instead of the reverse.
661 #
662 # XXX: Warning: If you touch this, check the search form for updating,
663 # too.
665 our @cgi_param_mapping = (
666 project => "p",
667 action => "a",
668 file_name => "f",
669 file_parent => "fp",
670 hash => "h",
671 hash_parent => "hp",
672 hash_base => "hb",
673 hash_parent_base => "hpb",
674 page => "pg",
675 order => "o",
676 searchtext => "s",
677 searchtype => "st",
678 snapshot_format => "sf",
679 extra_options => "opt",
680 search_use_regexp => "sr",
681 # this must be last entry (for manipulation from JavaScript)
682 javascript => "js"
683 );
684 our %cgi_param_mapping = @cgi_param_mapping;
686 # we will also need to know the possible actions, for validation
687 our %actions = (
688 "blame" => \&git_blame,
689 "blame_incremental" => \&git_blame_incremental,
690 "blame_data" => \&git_blame_data,
691 "blobdiff" => \&git_blobdiff,
692 "blobdiff_plain" => \&git_blobdiff_plain,
693 "blob" => \&git_blob,
694 "blob_plain" => \&git_blob_plain,
695 "commitdiff" => \&git_commitdiff,
696 "commitdiff_plain" => \&git_commitdiff_plain,
697 "commit" => \&git_commit,
698 "forks" => \&git_forks,
699 "heads" => \&git_heads,
700 "history" => \&git_history,
701 "log" => \&git_log,
702 "patch" => \&git_patch,
703 "patches" => \&git_patches,
704 "rss" => \&git_rss,
705 "atom" => \&git_atom,
706 "search" => \&git_search,
707 "search_help" => \&git_search_help,
708 "shortlog" => \&git_shortlog,
709 "summary" => \&git_summary,
710 "tag" => \&git_tag,
711 "tags" => \&git_tags,
712 "tree" => \&git_tree,
713 "snapshot" => \&git_snapshot,
714 "object" => \&git_object,
715 # those below don't need $project
716 "opml" => \&git_opml,
717 "project_list" => \&git_project_list,
718 "project_index" => \&git_project_index,
719 );
721 # finally, we have the hash of allowed extra_options for the commands that
722 # allow them
723 our %allowed_options = (
724 "--no-merges" => [ qw(rss atom log shortlog history) ],
725 );
727 # fill %input_params with the CGI parameters. All values except for 'opt'
728 # should be single values, but opt can be an array. We should probably
729 # build an array of parameters that can be multi-valued, but since for the time
730 # being it's only this one, we just single it out
731 sub evaluate_query_params {
732 our $cgi;
734 while (my ($name, $symbol) = each %cgi_param_mapping) {
735 if ($symbol eq 'opt') {
736 $input_params{$name} = [ $cgi->param($symbol) ];
737 } else {
738 $input_params{$name} = $cgi->param($symbol);
739 }
740 }
741 }
743 # now read PATH_INFO and update the parameter list for missing parameters
744 sub evaluate_path_info {
745 return if defined $input_params{'project'};
746 return if !$path_info;
747 $path_info =~ s,^/+,,;
748 return if !$path_info;
750 # find which part of PATH_INFO is project
751 my $project = $path_info;
752 $project =~ s,/+$,,;
753 while ($project && !check_head_link("$projectroot/$project")) {
754 $project =~ s,/*[^/]*$,,;
755 }
756 return unless $project;
757 $input_params{'project'} = $project;
759 # do not change any parameters if an action is given using the query string
760 return if $input_params{'action'};
761 $path_info =~ s,^\Q$project\E/*,,;
763 # next, check if we have an action
764 my $action = $path_info;
765 $action =~ s,/.*$,,;
766 if (exists $actions{$action}) {
767 $path_info =~ s,^$action/*,,;
768 $input_params{'action'} = $action;
769 }
771 # list of actions that want hash_base instead of hash, but can have no
772 # pathname (f) parameter
773 my @wants_base = (
774 'tree',
775 'history',
776 );
778 # we want to catch
779 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
780 my ($parentrefname, $parentpathname, $refname, $pathname) =
781 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?(.+?)(?::(.+))?$/);
783 # first, analyze the 'current' part
784 if (defined $pathname) {
785 # we got "branch:filename" or "branch:dir/"
786 # we could use git_get_type(branch:pathname), but:
787 # - it needs $git_dir
788 # - it does a git() call
789 # - the convention of terminating directories with a slash
790 # makes it superfluous
791 # - embedding the action in the PATH_INFO would make it even
792 # more superfluous
793 $pathname =~ s,^/+,,;
794 if (!$pathname || substr($pathname, -1) eq "/") {
795 $input_params{'action'} ||= "tree";
796 $pathname =~ s,/$,,;
797 } else {
798 # the default action depends on whether we had parent info
799 # or not
800 if ($parentrefname) {
801 $input_params{'action'} ||= "blobdiff_plain";
802 } else {
803 $input_params{'action'} ||= "blob_plain";
804 }
805 }
806 $input_params{'hash_base'} ||= $refname;
807 $input_params{'file_name'} ||= $pathname;
808 } elsif (defined $refname) {
809 # we got "branch". In this case we have to choose if we have to
810 # set hash or hash_base.
811 #
812 # Most of the actions without a pathname only want hash to be
813 # set, except for the ones specified in @wants_base that want
814 # hash_base instead. It should also be noted that hand-crafted
815 # links having 'history' as an action and no pathname or hash
816 # set will fail, but that happens regardless of PATH_INFO.
817 $input_params{'action'} ||= "shortlog";
818 if (grep { $_ eq $input_params{'action'} } @wants_base) {
819 $input_params{'hash_base'} ||= $refname;
820 } else {
821 $input_params{'hash'} ||= $refname;
822 }
823 }
825 # next, handle the 'parent' part, if present
826 if (defined $parentrefname) {
827 # a missing pathspec defaults to the 'current' filename, allowing e.g.
828 # someproject/blobdiff/oldrev..newrev:/filename
829 if ($parentpathname) {
830 $parentpathname =~ s,^/+,,;
831 $parentpathname =~ s,/$,,;
832 $input_params{'file_parent'} ||= $parentpathname;
833 } else {
834 $input_params{'file_parent'} ||= $input_params{'file_name'};
835 }
836 # we assume that hash_parent_base is wanted if a path was specified,
837 # or if the action wants hash_base instead of hash
838 if (defined $input_params{'file_parent'} ||
839 grep { $_ eq $input_params{'action'} } @wants_base) {
840 $input_params{'hash_parent_base'} ||= $parentrefname;
841 } else {
842 $input_params{'hash_parent'} ||= $parentrefname;
843 }
844 }
846 # for the snapshot action, we allow URLs in the form
847 # $project/snapshot/$hash.ext
848 # where .ext determines the snapshot and gets removed from the
849 # passed $refname to provide the $hash.
850 #
851 # To be able to tell that $refname includes the format extension, we
852 # require the following two conditions to be satisfied:
853 # - the hash input parameter MUST have been set from the $refname part
854 # of the URL (i.e. they must be equal)
855 # - the snapshot format MUST NOT have been defined already (e.g. from
856 # CGI parameter sf)
857 # It's also useless to try any matching unless $refname has a dot,
858 # so we check for that too
859 if (defined $input_params{'action'} &&
860 $input_params{'action'} eq 'snapshot' &&
861 defined $refname && index($refname, '.') != -1 &&
862 $refname eq $input_params{'hash'} &&
863 !defined $input_params{'snapshot_format'}) {
864 # We loop over the known snapshot formats, checking for
865 # extensions. Allowed extensions are both the defined suffix
866 # (which includes the initial dot already) and the snapshot
867 # format key itself, with a prepended dot
868 while (my ($fmt, $opt) = each %known_snapshot_formats) {
869 my $hash = $refname;
870 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
871 next;
872 }
873 my $sfx = $1;
874 # a valid suffix was found, so set the snapshot format
875 # and reset the hash parameter
876 $input_params{'snapshot_format'} = $fmt;
877 $input_params{'hash'} = $hash;
878 # we also set the format suffix to the one requested
879 # in the URL: this way a request for e.g. .tgz returns
880 # a .tgz instead of a .tar.gz
881 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
882 last;
883 }
884 }
885 }
887 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
888 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
889 $searchtext, $search_regexp);
890 sub evaluate_and_validate_params {
891 our $action = $input_params{'action'};
892 if (defined $action) {
893 if (!validate_action($action)) {
894 die_error(400, "Invalid action parameter");
895 }
896 }
898 # parameters which are pathnames
899 our $project = $input_params{'project'};
900 if (defined $project) {
901 if (!validate_project($project)) {
902 undef $project;
903 die_error(404, "No such project");
904 }
905 }
907 our $file_name = $input_params{'file_name'};
908 if (defined $file_name) {
909 if (!validate_pathname($file_name)) {
910 die_error(400, "Invalid file parameter");
911 }
912 }
914 our $file_parent = $input_params{'file_parent'};
915 if (defined $file_parent) {
916 if (!validate_pathname($file_parent)) {
917 die_error(400, "Invalid file parent parameter");
918 }
919 }
921 # parameters which are refnames
922 our $hash = $input_params{'hash'};
923 if (defined $hash) {
924 if (!validate_refname($hash)) {
925 die_error(400, "Invalid hash parameter");
926 }
927 }
929 our $hash_parent = $input_params{'hash_parent'};
930 if (defined $hash_parent) {
931 if (!validate_refname($hash_parent)) {
932 die_error(400, "Invalid hash parent parameter");
933 }
934 }
936 our $hash_base = $input_params{'hash_base'};
937 if (defined $hash_base) {
938 if (!validate_refname($hash_base)) {
939 die_error(400, "Invalid hash base parameter");
940 }
941 }
943 our @extra_options = @{$input_params{'extra_options'}};
944 # @extra_options is always defined, since it can only be (currently) set from
945 # CGI, and $cgi->param() returns the empty array in array context if the param
946 # is not set
947 foreach my $opt (@extra_options) {
948 if (not exists $allowed_options{$opt}) {
949 die_error(400, "Invalid option parameter");
950 }
951 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
952 die_error(400, "Invalid option parameter for this action");
953 }
954 }
956 our $hash_parent_base = $input_params{'hash_parent_base'};
957 if (defined $hash_parent_base) {
958 if (!validate_refname($hash_parent_base)) {
959 die_error(400, "Invalid hash parent base parameter");
960 }
961 }
963 # other parameters
964 our $page = $input_params{'page'};
965 if (defined $page) {
966 if ($page =~ m/[^0-9]/) {
967 die_error(400, "Invalid page parameter");
968 }
969 }
971 our $searchtype = $input_params{'searchtype'};
972 if (defined $searchtype) {
973 if ($searchtype =~ m/[^a-z]/) {
974 die_error(400, "Invalid searchtype parameter");
975 }
976 }
978 our $search_use_regexp = $input_params{'search_use_regexp'};
980 our $searchtext = $input_params{'searchtext'};
981 our $search_regexp;
982 if (defined $searchtext) {
983 if (length($searchtext) < 2) {
984 die_error(403, "At least two characters are required for search parameter");
985 }
986 $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
987 }
988 }
990 # path to the current git repository
991 our $git_dir;
992 sub evaluate_git_dir {
993 our $git_dir = "$projectroot/$project" if $project;
994 }
996 our (@snapshot_fmts, $git_avatar);
997 sub configure_gitweb_features {
998 # list of supported snapshot formats
999 our @snapshot_fmts = gitweb_get_feature('snapshot');
1000 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1002 # check that the avatar feature is set to a known provider name,
1003 # and for each provider check if the dependencies are satisfied.
1004 # if the provider name is invalid or the dependencies are not met,
1005 # reset $git_avatar to the empty string.
1006 our ($git_avatar) = gitweb_get_feature('avatar');
1007 if ($git_avatar eq 'gravatar') {
1008 $git_avatar = '' unless (eval { require Digest::MD5; 1; });
1009 } elsif ($git_avatar eq 'picon') {
1010 # no dependencies
1011 } else {
1012 $git_avatar = '';
1013 }
1014 }
1016 # custom error handler: 'die <message>' is Internal Server Error
1017 sub handle_errors_html {
1018 my $msg = shift; # it is already HTML escaped
1020 # to avoid infinite loop where error occurs in die_error,
1021 # change handler to default handler, disabling handle_errors_html
1022 set_message("Error occured when inside die_error:\n$msg");
1024 # you cannot jump out of die_error when called as error handler;
1025 # the subroutine set via CGI::Carp::set_message is called _after_
1026 # HTTP headers are already written, so it cannot write them itself
1027 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1028 }
1029 set_message(\&handle_errors_html);
1031 # dispatch
1032 sub dispatch {
1033 if (!defined $action) {
1034 if (defined $hash) {
1035 $action = git_get_type($hash);
1036 } elsif (defined $hash_base && defined $file_name) {
1037 $action = git_get_type("$hash_base:$file_name");
1038 } elsif (defined $project) {
1039 $action = 'summary';
1040 } else {
1041 $action = 'project_list';
1042 }
1043 }
1044 if (!defined($actions{$action})) {
1045 die_error(400, "Unknown action");
1046 }
1047 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1048 !$project) {
1049 die_error(400, "Project needed");
1050 }
1051 $actions{$action}->();
1052 }
1054 sub reset_timer {
1055 our $t0 = [Time::HiRes::gettimeofday()]
1056 if defined $t0;
1057 our $number_of_git_cmds = 0;
1058 }
1060 sub run_request {
1061 reset_timer();
1063 evaluate_uri();
1064 evaluate_gitweb_config();
1065 check_loadavg();
1067 # $projectroot and $projects_list might be set in gitweb config file
1068 $projects_list ||= $projectroot;
1070 evaluate_query_params();
1071 evaluate_path_info();
1072 evaluate_and_validate_params();
1073 evaluate_git_dir();
1075 configure_gitweb_features();
1077 dispatch();
1078 }
1080 our $is_last_request = sub { 1 };
1081 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1082 our $CGI = 'CGI';
1083 our $cgi;
1084 sub configure_as_fcgi {
1085 require CGI::Fast;
1086 our $CGI = 'CGI::Fast';
1088 my $request_number = 0;
1089 # let each child service 100 requests
1090 our $is_last_request = sub { ++$request_number > 100 };
1091 }
1092 sub evaluate_argv {
1093 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1094 configure_as_fcgi()
1095 if $script_name =~ /\.fcgi$/;
1097 return unless (@ARGV);
1099 require Getopt::Long;
1100 Getopt::Long::GetOptions(
1101 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1102 'nproc|n=i' => sub {
1103 my ($arg, $val) = @_;
1104 return unless eval { require FCGI::ProcManager; 1; };
1105 my $proc_manager = FCGI::ProcManager->new({
1106 n_processes => $val,
1107 });
1108 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1109 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1110 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1111 },
1112 );
1113 }
1115 sub run {
1116 evaluate_argv();
1117 evaluate_git_version();
1119 $pre_listen_hook->()
1120 if $pre_listen_hook;
1122 REQUEST:
1123 while ($cgi = $CGI->new()) {
1124 $pre_dispatch_hook->()
1125 if $pre_dispatch_hook;
1127 run_request();
1129 $post_dispatch_hook->()
1130 if $post_dispatch_hook;
1132 last REQUEST if ($is_last_request->());
1133 }
1135 DONE_GITWEB:
1136 1;
1137 }
1139 run();
1141 if (defined caller) {
1142 # wrapped in a subroutine processing requests,
1143 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1144 return;
1145 } else {
1146 # pure CGI script, serving single request
1147 exit;
1148 }
1150 ## ======================================================================
1151 ## action links
1153 # possible values of extra options
1154 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1155 # -replay => 1 - start from a current view (replay with modifications)
1156 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1157 sub href {
1158 my %params = @_;
1159 # default is to use -absolute url() i.e. $my_uri
1160 my $href = $params{-full} ? $my_url : $my_uri;
1162 $params{'project'} = $project unless exists $params{'project'};
1164 if ($params{-replay}) {
1165 while (my ($name, $symbol) = each %cgi_param_mapping) {
1166 if (!exists $params{$name}) {
1167 $params{$name} = $input_params{$name};
1168 }
1169 }
1170 }
1172 my $use_pathinfo = gitweb_check_feature('pathinfo');
1173 if (defined $params{'project'} &&
1174 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1175 # try to put as many parameters as possible in PATH_INFO:
1176 # - project name
1177 # - action
1178 # - hash_parent or hash_parent_base:/file_parent
1179 # - hash or hash_base:/filename
1180 # - the snapshot_format as an appropriate suffix
1182 # When the script is the root DirectoryIndex for the domain,
1183 # $href here would be something like http://gitweb.example.com/
1184 # Thus, we strip any trailing / from $href, to spare us double
1185 # slashes in the final URL
1186 $href =~ s,/$,,;
1188 # Then add the project name, if present
1189 $href .= "/".esc_path_info($params{'project'});
1190 delete $params{'project'};
1192 # since we destructively absorb parameters, we keep this
1193 # boolean that remembers if we're handling a snapshot
1194 my $is_snapshot = $params{'action'} eq 'snapshot';
1196 # Summary just uses the project path URL, any other action is
1197 # added to the URL
1198 if (defined $params{'action'}) {
1199 $href .= "/".esc_path_info($params{'action'})
1200 unless $params{'action'} eq 'summary';
1201 delete $params{'action'};
1202 }
1204 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1205 # stripping nonexistent or useless pieces
1206 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1207 || $params{'hash_parent'} || $params{'hash'});
1208 if (defined $params{'hash_base'}) {
1209 if (defined $params{'hash_parent_base'}) {
1210 $href .= esc_path_info($params{'hash_parent_base'});
1211 # skip the file_parent if it's the same as the file_name
1212 if (defined $params{'file_parent'}) {
1213 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1214 delete $params{'file_parent'};
1215 } elsif ($params{'file_parent'} !~ /\.\./) {
1216 $href .= ":/".esc_path_info($params{'file_parent'});
1217 delete $params{'file_parent'};
1218 }
1219 }
1220 $href .= "..";
1221 delete $params{'hash_parent'};
1222 delete $params{'hash_parent_base'};
1223 } elsif (defined $params{'hash_parent'}) {
1224 $href .= esc_path_info($params{'hash_parent'}). "..";
1225 delete $params{'hash_parent'};
1226 }
1228 $href .= esc_path_info($params{'hash_base'});
1229 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1230 $href .= ":/".esc_path_info($params{'file_name'});
1231 delete $params{'file_name'};
1232 }
1233 delete $params{'hash'};
1234 delete $params{'hash_base'};
1235 } elsif (defined $params{'hash'}) {
1236 $href .= esc_path_info($params{'hash'});
1237 delete $params{'hash'};
1238 }
1240 # If the action was a snapshot, we can absorb the
1241 # snapshot_format parameter too
1242 if ($is_snapshot) {
1243 my $fmt = $params{'snapshot_format'};
1244 # snapshot_format should always be defined when href()
1245 # is called, but just in case some code forgets, we
1246 # fall back to the default
1247 $fmt ||= $snapshot_fmts[0];
1248 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1249 delete $params{'snapshot_format'};
1250 }
1251 }
1253 # now encode the parameters explicitly
1254 my @result = ();
1255 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1256 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1257 if (defined $params{$name}) {
1258 if (ref($params{$name}) eq "ARRAY") {
1259 foreach my $par (@{$params{$name}}) {
1260 push @result, $symbol . "=" . esc_param($par);
1261 }
1262 } else {
1263 push @result, $symbol . "=" . esc_param($params{$name});
1264 }
1265 }
1266 }
1267 $href .= "?" . join(';', @result) if scalar @result;
1269 # final transformation: trailing spaces must be escaped (URI-encoded)
1270 $href =~ s/(\s+)$/CGI::escape($1)/e;
1272 return $href;
1273 }
1276 ## ======================================================================
1277 ## validation, quoting/unquoting and escaping
1279 sub validate_action {
1280 my $input = shift || return undef;
1281 return undef unless exists $actions{$input};
1282 return $input;
1283 }
1285 sub validate_project {
1286 my $input = shift || return undef;
1287 if (!validate_pathname($input) ||
1288 !(-d "$projectroot/$input") ||
1289 !check_export_ok("$projectroot/$input") ||
1290 ($strict_export && !project_in_list($input))) {
1291 return undef;
1292 } else {
1293 return $input;
1294 }
1295 }
1297 sub validate_pathname {
1298 my $input = shift || return undef;
1300 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
1301 # at the beginning, at the end, and between slashes.
1302 # also this catches doubled slashes
1303 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1304 return undef;
1305 }
1306 # no null characters
1307 if ($input =~ m!\0!) {
1308 return undef;
1309 }
1310 return $input;
1311 }
1313 sub validate_refname {
1314 my $input = shift || return undef;
1316 # textual hashes are O.K.
1317 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
1318 return $input;
1319 }
1320 # it must be correct pathname
1321 $input = validate_pathname($input)
1322 or return undef;
1323 # restrictions on ref name according to git-check-ref-format
1324 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1325 return undef;
1326 }
1327 return $input;
1328 }
1330 # decode sequences of octets in utf8 into Perl's internal form,
1331 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1332 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1333 sub to_utf8 {
1334 my $str = shift;
1335 return undef unless defined $str;
1336 if (utf8::valid($str)) {
1337 utf8::decode($str);
1338 return $str;
1339 } else {
1340 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1341 }
1342 }
1344 # quote unsafe chars, but keep the slash, even when it's not
1345 # correct, but quoted slashes look too horrible in bookmarks
1346 sub esc_param {
1347 my $str = shift;
1348 return undef unless defined $str;
1349 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1350 $str =~ s/ /\+/g;
1351 return $str;
1352 }
1354 # the quoting rules for path_info fragment are slightly different
1355 sub esc_path_info {
1356 my $str = shift;
1357 return undef unless defined $str;
1359 # path_info doesn't treat '+' as space (specially), but '?' must be escaped
1360 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg;
1362 return $str;
1363 }
1365 # quote unsafe chars in whole URL, so some characters cannot be quoted
1366 sub esc_url {
1367 my $str = shift;
1368 return undef unless defined $str;
1369 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1370 $str =~ s/ /\+/g;
1371 return $str;
1372 }
1374 # quote unsafe characters in HTML attributes
1375 sub esc_attr {
1377 # for XHTML conformance escaping '"' to '"' is not enough
1378 return esc_html(@_);
1379 }
1381 # replace invalid utf8 character with SUBSTITUTION sequence
1382 sub esc_html {
1383 my $str = shift;
1384 my %opts = @_;
1386 return undef unless defined $str;
1388 $str = to_utf8($str);
1389 $str = $cgi->escapeHTML($str);
1390 if ($opts{'-nbsp'}) {
1391 $str =~ s/ / /g;
1392 }
1393 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1394 return $str;
1395 }
1397 # quote control characters and escape filename to HTML
1398 sub esc_path {
1399 my $str = shift;
1400 my %opts = @_;
1402 return undef unless defined $str;
1404 $str = to_utf8($str);
1405 $str = $cgi->escapeHTML($str);
1406 if ($opts{'-nbsp'}) {
1407 $str =~ s/ / /g;
1408 }
1409 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1410 return $str;
1411 }
1413 # Make control characters "printable", using character escape codes (CEC)
1414 sub quot_cec {
1415 my $cntrl = shift;
1416 my %opts = @_;
1417 my %es = ( # character escape codes, aka escape sequences
1418 "\t" => '\t', # tab (HT)
1419 "\n" => '\n', # line feed (LF)
1420 "\r" => '\r', # carrige return (CR)
1421 "\f" => '\f', # form feed (FF)
1422 "\b" => '\b', # backspace (BS)
1423 "\a" => '\a', # alarm (bell) (BEL)
1424 "\e" => '\e', # escape (ESC)
1425 "\013" => '\v', # vertical tab (VT)
1426 "\000" => '\0', # nul character (NUL)
1427 );
1428 my $chr = ( (exists $es{$cntrl})
1429 ? $es{$cntrl}
1430 : sprintf('\%2x', ord($cntrl)) );
1431 if ($opts{-nohtml}) {
1432 return $chr;
1433 } else {
1434 return "<span class=\"cntrl\">$chr</span>";
1435 }
1436 }
1438 # Alternatively use unicode control pictures codepoints,
1439 # Unicode "printable representation" (PR)
1440 sub quot_upr {
1441 my $cntrl = shift;
1442 my %opts = @_;
1444 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1445 if ($opts{-nohtml}) {
1446 return $chr;
1447 } else {
1448 return "<span class=\"cntrl\">$chr</span>";
1449 }
1450 }
1452 # git may return quoted and escaped filenames
1453 sub unquote {
1454 my $str = shift;
1456 sub unq {
1457 my $seq = shift;
1458 my %es = ( # character escape codes, aka escape sequences
1459 't' => "\t", # tab (HT, TAB)
1460 'n' => "\n", # newline (NL)
1461 'r' => "\r", # return (CR)
1462 'f' => "\f", # form feed (FF)
1463 'b' => "\b", # backspace (BS)
1464 'a' => "\a", # alarm (bell) (BEL)
1465 'e' => "\e", # escape (ESC)
1466 'v' => "\013", # vertical tab (VT)
1467 );
1469 if ($seq =~ m/^[0-7]{1,3}$/) {
1470 # octal char sequence
1471 return chr(oct($seq));
1472 } elsif (exists $es{$seq}) {
1473 # C escape sequence, aka character escape code
1474 return $es{$seq};
1475 }
1476 # quoted ordinary character
1477 return $seq;
1478 }
1480 if ($str =~ m/^"(.*)"$/) {
1481 # needs unquoting
1482 $str = $1;
1483 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1484 }
1485 return $str;
1486 }
1488 # escape tabs (convert tabs to spaces)
1489 sub untabify {
1490 my $line = shift;
1492 while ((my $pos = index($line, "\t")) != -1) {
1493 if (my $count = (8 - ($pos % 8))) {
1494 my $spaces = ' ' x $count;
1495 $line =~ s/\t/$spaces/;
1496 }
1497 }
1499 return $line;
1500 }
1502 sub project_in_list {
1503 my $project = shift;
1504 my @list = git_get_projects_list();
1505 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1506 }
1508 ## ----------------------------------------------------------------------
1509 ## HTML aware string manipulation
1511 # Try to chop given string on a word boundary between position
1512 # $len and $len+$add_len. If there is no word boundary there,
1513 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1514 # (marking chopped part) would be longer than given string.
1515 sub chop_str {
1516 my $str = shift;
1517 my $len = shift;
1518 my $add_len = shift || 10;
1519 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1521 # Make sure perl knows it is utf8 encoded so we don't
1522 # cut in the middle of a utf8 multibyte char.
1523 $str = to_utf8($str);
1525 # allow only $len chars, but don't cut a word if it would fit in $add_len
1526 # if it doesn't fit, cut it if it's still longer than the dots we would add
1527 # remove chopped character entities entirely
1529 # when chopping in the middle, distribute $len into left and right part
1530 # return early if chopping wouldn't make string shorter
1531 if ($where eq 'center') {
1532 return $str if ($len + 5 >= length($str)); # filler is length 5
1533 $len = int($len/2);
1534 } else {
1535 return $str if ($len + 4 >= length($str)); # filler is length 4
1536 }
1538 # regexps: ending and beginning with word part up to $add_len
1539 my $endre = qr/.{$len}\w{0,$add_len}/;
1540 my $begre = qr/\w{0,$add_len}.{$len}/;
1542 if ($where eq 'left') {
1543 $str =~ m/^(.*?)($begre)$/;
1544 my ($lead, $body) = ($1, $2);
1545 if (length($lead) > 4) {
1546 $lead = " ...";
1547 }
1548 return "$lead$body";
1550 } elsif ($where eq 'center') {
1551 $str =~ m/^($endre)(.*)$/;
1552 my ($left, $str) = ($1, $2);
1553 $str =~ m/^(.*?)($begre)$/;
1554 my ($mid, $right) = ($1, $2);
1555 if (length($mid) > 5) {
1556 $mid = " ... ";
1557 }
1558 return "$left$mid$right";
1560 } else {
1561 $str =~ m/^($endre)(.*)$/;
1562 my $body = $1;
1563 my $tail = $2;
1564 if (length($tail) > 4) {
1565 $tail = "... ";
1566 }
1567 return "$body$tail";
1568 }
1569 }
1571 # takes the same arguments as chop_str, but also wraps a <span> around the
1572 # result with a title attribute if it does get chopped. Additionally, the
1573 # string is HTML-escaped.
1574 sub chop_and_escape_str {
1575 my ($str) = @_;
1577 my $chopped = chop_str(@_);
1578 if ($chopped eq $str) {
1579 return esc_html($chopped);
1580 } else {
1581 $str =~ s/[[:cntrl:]]/?/g;
1582 return $cgi->span({-title=>$str}, esc_html($chopped));
1583 }
1584 }
1586 ## ----------------------------------------------------------------------
1587 ## functions returning short strings
1589 # CSS class for given age value (in seconds)
1590 sub age_class {
1591 my $age = shift;
1593 if (!defined $age) {
1594 return "noage";
1595 } elsif ($age < 60*60*2) {
1596 return "age0";
1597 } elsif ($age < 60*60*24*2) {
1598 return "age1";
1599 } else {
1600 return "age2";
1601 }
1602 }
1604 # convert age in seconds to "nn units ago" string
1605 sub age_string {
1606 my $age = shift;
1607 my $age_str;
1609 if ($age > 60*60*24*365*2) {
1610 $age_str = (int $age/60/60/24/365);
1611 $age_str .= " years ago";
1612 } elsif ($age > 60*60*24*(365/12)*2) {
1613 $age_str = int $age/60/60/24/(365/12);
1614 $age_str .= " months ago";
1615 } elsif ($age > 60*60*24*7*2) {
1616 $age_str = int $age/60/60/24/7;
1617 $age_str .= " weeks ago";
1618 } elsif ($age > 60*60*24*2) {
1619 $age_str = int $age/60/60/24;
1620 $age_str .= " days ago";
1621 } elsif ($age > 60*60*2) {
1622 $age_str = int $age/60/60;
1623 $age_str .= " hours ago";
1624 } elsif ($age > 60*2) {
1625 $age_str = int $age/60;
1626 $age_str .= " min ago";
1627 } elsif ($age > 2) {
1628 $age_str = int $age;
1629 $age_str .= " sec ago";
1630 } else {
1631 $age_str .= " right now";
1632 }
1633 return $age_str;
1634 }
1636 use constant {
1637 S_IFINVALID => 0030000,
1638 S_IFGITLINK => 0160000,
1639 };
1641 # submodule/subproject, a commit object reference
1642 sub S_ISGITLINK {
1643 my $mode = shift;
1645 return (($mode & S_IFMT) == S_IFGITLINK)
1646 }
1648 # convert file mode in octal to symbolic file mode string
1649 sub mode_str {
1650 my $mode = oct shift;
1652 if (S_ISGITLINK($mode)) {
1653 return 'm---------';
1654 } elsif (S_ISDIR($mode & S_IFMT)) {
1655 return 'drwxr-xr-x';
1656 } elsif (S_ISLNK($mode)) {
1657 return 'lrwxrwxrwx';
1658 } elsif (S_ISREG($mode)) {
1659 # git cares only about the executable bit
1660 if ($mode & S_IXUSR) {
1661 return '-rwxr-xr-x';
1662 } else {
1663 return '-rw-r--r--';
1664 };
1665 } else {
1666 return '----------';
1667 }
1668 }
1670 # convert file mode in octal to file type string
1671 sub file_type {
1672 my $mode = shift;
1674 if ($mode !~ m/^[0-7]+$/) {
1675 return $mode;
1676 } else {
1677 $mode = oct $mode;
1678 }
1680 if (S_ISGITLINK($mode)) {
1681 return "submodule";
1682 } elsif (S_ISDIR($mode & S_IFMT)) {
1683 return "directory";
1684 } elsif (S_ISLNK($mode)) {
1685 return "symlink";
1686 } elsif (S_ISREG($mode)) {
1687 return "file";
1688 } else {
1689 return "unknown";
1690 }
1691 }
1693 # convert file mode in octal to file type description string
1694 sub file_type_long {
1695 my $mode = shift;
1697 if ($mode !~ m/^[0-7]+$/) {
1698 return $mode;
1699 } else {
1700 $mode = oct $mode;
1701 }
1703 if (S_ISGITLINK($mode)) {
1704 return "submodule";
1705 } elsif (S_ISDIR($mode & S_IFMT)) {
1706 return "directory";
1707 } elsif (S_ISLNK($mode)) {
1708 return "symlink";
1709 } elsif (S_ISREG($mode)) {
1710 if ($mode & S_IXUSR) {
1711 return "executable";
1712 } else {
1713 return "file";
1714 };
1715 } else {
1716 return "unknown";
1717 }
1718 }
1721 ## ----------------------------------------------------------------------
1722 ## functions returning short HTML fragments, or transforming HTML fragments
1723 ## which don't belong to other sections
1725 # format line of commit message.
1726 sub format_log_line_html {
1727 my $line = shift;
1729 $line = esc_html($line, -nbsp=>1);
1730 $line =~ s{\b([0-9a-fA-F]{8,40})\b}{
1731 $cgi->a({-href => href(action=>"object", hash=>$1),
1732 -class => "text"}, $1);
1733 }eg;
1735 return $line;
1736 }
1738 # format marker of refs pointing to given object
1740 # the destination action is chosen based on object type and current context:
1741 # - for annotated tags, we choose the tag view unless it's the current view
1742 # already, in which case we go to shortlog view
1743 # - for other refs, we keep the current view if we're in history, shortlog or
1744 # log view, and select shortlog otherwise
1745 sub format_ref_marker {
1746 my ($refs, $id) = @_;
1747 my $markers = '';
1749 if (defined $refs->{$id}) {
1750 foreach my $ref (@{$refs->{$id}}) {
1751 # this code exploits the fact that non-lightweight tags are the
1752 # only indirect objects, and that they are the only objects for which
1753 # we want to use tag instead of shortlog as action
1754 my ($type, $name) = qw();
1755 my $indirect = ($ref =~ s/\^\{\}$//);
1756 # e.g. tags/v2.6.11 or heads/next
1757 if ($ref =~ m!^(.*?)s?/(.*)$!) {
1758 $type = $1;
1759 $name = $2;
1760 } else {
1761 $type = "ref";
1762 $name = $ref;
1763 }
1765 my $class = $type;
1766 $class .= " indirect" if $indirect;
1768 my $dest_action = "shortlog";
1770 if ($indirect) {
1771 $dest_action = "tag" unless $action eq "tag";
1772 } elsif ($action =~ /^(history|(short)?log)$/) {
1773 $dest_action = $action;
1774 }
1776 my $dest = "";
1777 $dest .= "refs/" unless $ref =~ m!^refs/!;
1778 $dest .= $ref;
1780 my $link = $cgi->a({
1781 -href => href(
1782 action=>$dest_action,
1783 hash=>$dest
1784 )}, $name);
1786 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
1787 $link . "</span>";
1788 }
1789 }
1791 if ($markers) {
1792 return ' <span class="refs">'. $markers . '</span>';
1793 } else {
1794 return "";
1795 }
1796 }
1798 # format, perhaps shortened and with markers, title line
1799 sub format_subject_html {
1800 my ($long, $short, $href, $extra) = @_;
1801 $extra = '' unless defined($extra);
1803 if (length($short) < length($long)) {
1804 $long =~ s/[[:cntrl:]]/?/g;
1805 return $cgi->a({-href => $href, -class => "list subject",
1806 -title => to_utf8($long)},
1807 esc_html($short)) . $extra;
1808 } else {
1809 return $cgi->a({-href => $href, -class => "list subject"},
1810 esc_html($long)) . $extra;
1811 }
1812 }
1814 # Rather than recomputing the url for an email multiple times, we cache it
1815 # after the first hit. This gives a visible benefit in views where the avatar
1816 # for the same email is used repeatedly (e.g. shortlog).
1817 # The cache is shared by all avatar engines (currently gravatar only), which
1818 # are free to use it as preferred. Since only one avatar engine is used for any
1819 # given page, there's no risk for cache conflicts.
1820 our %avatar_cache = ();
1822 # Compute the picon url for a given email, by using the picon search service over at
1823 # http://www.cs.indiana.edu/picons/search.html
1824 sub picon_url {
1825 my $email = lc shift;
1826 if (!$avatar_cache{$email}) {
1827 my ($user, $domain) = split('@', $email);
1828 $avatar_cache{$email} =
1829 "http://www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
1830 "$domain/$user/" .
1831 "users+domains+unknown/up/single";
1832 }
1833 return $avatar_cache{$email};
1834 }
1836 # Compute the gravatar url for a given email, if it's not in the cache already.
1837 # Gravatar stores only the part of the URL before the size, since that's the
1838 # one computationally more expensive. This also allows reuse of the cache for
1839 # different sizes (for this particular engine).
1840 sub gravatar_url {
1841 my $email = lc shift;
1842 my $size = shift;
1843 $avatar_cache{$email} ||=
1844 "http://www.gravatar.com/avatar/" .
1845 Digest::MD5::md5_hex($email) . "?s=";
1846 return $avatar_cache{$email} . $size;
1847 }
1849 # Insert an avatar for the given $email at the given $size if the feature
1850 # is enabled.
1851 sub git_get_avatar {
1852 my ($email, %opts) = @_;
1853 my $pre_white = ($opts{-pad_before} ? " " : "");
1854 my $post_white = ($opts{-pad_after} ? " " : "");
1855 $opts{-size} ||= 'default';
1856 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
1857 my $url = "";
1858 if ($git_avatar eq 'gravatar') {
1859 $url = gravatar_url($email, $size);
1860 } elsif ($git_avatar eq 'picon') {
1861 $url = picon_url($email);
1862 }
1863 # Other providers can be added by extending the if chain, defining $url
1864 # as needed. If no variant puts something in $url, we assume avatars
1865 # are completely disabled/unavailable.
1866 if ($url) {
1867 return $pre_white .
1868 "<img width=\"$size\" " .
1869 "class=\"avatar\" " .
1870 "src=\"".esc_url($url)."\" " .
1871 "alt=\"\" " .
1872 "/>" . $post_white;
1873 } else {
1874 return "";
1875 }
1876 }
1878 sub format_search_author {
1879 my ($author, $searchtype, $displaytext) = @_;
1880 my $have_search = gitweb_check_feature('search');
1882 if ($have_search) {
1883 my $performed = "";
1884 if ($searchtype eq 'author') {
1885 $performed = "authored";
1886 } elsif ($searchtype eq 'committer') {
1887 $performed = "committed";
1888 }
1890 return $cgi->a({-href => href(action=>"search", hash=>$hash,
1891 searchtext=>$author,
1892 searchtype=>$searchtype), class=>"list",
1893 title=>"Search for commits $performed by $author"},
1894 $displaytext);
1896 } else {
1897 return $displaytext;
1898 }
1899 }
1901 # format the author name of the given commit with the given tag
1902 # the author name is chopped and escaped according to the other
1903 # optional parameters (see chop_str).
1904 sub format_author_html {
1905 my $tag = shift;
1906 my $co = shift;
1907 my $author = chop_and_escape_str($co->{'author_name'}, @_);
1908 return "<$tag class=\"author\">" .
1909 format_search_author($co->{'author_name'}, "author",
1910 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
1911 $author) .
1912 "</$tag>";
1913 }
1915 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
1916 sub format_git_diff_header_line {
1917 my $line = shift;
1918 my $diffinfo = shift;
1919 my ($from, $to) = @_;
1921 if ($diffinfo->{'nparents'}) {
1922 # combined diff
1923 $line =~ s!^(diff (.*?) )"?.*$!$1!;
1924 if ($to->{'href'}) {
1925 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1926 esc_path($to->{'file'}));
1927 } else { # file was deleted (no href)
1928 $line .= esc_path($to->{'file'});
1929 }
1930 } else {
1931 # "ordinary" diff
1932 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
1933 if ($from->{'href'}) {
1934 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
1935 'a/' . esc_path($from->{'file'}));
1936 } else { # file was added (no href)
1937 $line .= 'a/' . esc_path($from->{'file'});
1938 }
1939 $line .= ' ';
1940 if ($to->{'href'}) {
1941 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1942 'b/' . esc_path($to->{'file'}));
1943 } else { # file was deleted
1944 $line .= 'b/' . esc_path($to->{'file'});
1945 }
1946 }
1948 return "<div class=\"diff header\">$line</div>\n";
1949 }
1951 # format extended diff header line, before patch itself
1952 sub format_extended_diff_header_line {
1953 my $line = shift;
1954 my $diffinfo = shift;
1955 my ($from, $to) = @_;
1957 # match <path>
1958 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
1959 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1960 esc_path($from->{'file'}));
1961 }
1962 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
1963 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1964 esc_path($to->{'file'}));
1965 }
1966 # match single <mode>
1967 if ($line =~ m/\s(\d{6})$/) {
1968 $line .= '<span class="info"> (' .
1969 file_type_long($1) .
1970 ')</span>';
1971 }
1972 # match <hash>
1973 if ($line =~ m/^index [0-9a-fA-F]{40},[0-9a-fA-F]{40}/) {
1974 # can match only for combined diff
1975 $line = 'index ';
1976 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
1977 if ($from->{'href'}[$i]) {
1978 $line .= $cgi->a({-href=>$from->{'href'}[$i],
1979 -class=>"hash"},
1980 substr($diffinfo->{'from_id'}[$i],0,7));
1981 } else {
1982 $line .= '0' x 7;
1983 }
1984 # separator
1985 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
1986 }
1987 $line .= '..';
1988 if ($to->{'href'}) {
1989 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
1990 substr($diffinfo->{'to_id'},0,7));
1991 } else {
1992 $line .= '0' x 7;
1993 }
1995 } elsif ($line =~ m/^index [0-9a-fA-F]{40}..[0-9a-fA-F]{40}/) {
1996 # can match only for ordinary diff
1997 my ($from_link, $to_link);
1998 if ($from->{'href'}) {
1999 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2000 substr($diffinfo->{'from_id'},0,7));
2001 } else {
2002 $from_link = '0' x 7;
2003 }
2004 if ($to->{'href'}) {
2005 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2006 substr($diffinfo->{'to_id'},0,7));
2007 } else {
2008 $to_link = '0' x 7;
2009 }
2010 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2011 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2012 }
2014 return $line . "<br/>\n";
2015 }
2017 # format from-file/to-file diff header
2018 sub format_diff_from_to_header {
2019 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2020 my $line;
2021 my $result = '';
2023 $line = $from_line;
2024 #assert($line =~ m/^---/) if DEBUG;
2025 # no extra formatting for "^--- /dev/null"
2026 if (! $diffinfo->{'nparents'}) {
2027 # ordinary (single parent) diff
2028 if ($line =~ m!^--- "?a/!) {
2029 if ($from->{'href'}) {
2030 $line = '--- a/' .
2031 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2032 esc_path($from->{'file'}));
2033 } else {
2034 $line = '--- a/' .
2035 esc_path($from->{'file'});
2036 }
2037 }
2038 $result .= qq!<div class="diff from_file">$line</div>\n!;
2040 } else {
2041 # combined diff (merge commit)
2042 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2043 if ($from->{'href'}[$i]) {
2044 $line = '--- ' .
2045 $cgi->a({-href=>href(action=>"blobdiff",
2046 hash_parent=>$diffinfo->{'from_id'}[$i],
2047 hash_parent_base=>$parents[$i],
2048 file_parent=>$from->{'file'}[$i],
2049 hash=>$diffinfo->{'to_id'},
2050 hash_base=>$hash,
2051 file_name=>$to->{'file'}),
2052 -class=>"path",
2053 -title=>"diff" . ($i+1)},
2054 $i+1) .
2055 '/' .
2056 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2057 esc_path($from->{'file'}[$i]));
2058 } else {
2059 $line = '--- /dev/null';
2060 }
2061 $result .= qq!<div class="diff from_file">$line</div>\n!;
2062 }
2063 }
2065 $line = $to_line;
2066 #assert($line =~ m/^\+\+\+/) if DEBUG;
2067 # no extra formatting for "^+++ /dev/null"
2068 if ($line =~ m!^\+\+\+ "?b/!) {
2069 if ($to->{'href'}) {
2070 $line = '+++ b/' .
2071 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2072 esc_path($to->{'file'}));
2073 } else {
2074 $line = '+++ b/' .
2075 esc_path($to->{'file'});
2076 }
2077 }
2078 $result .= qq!<div class="diff to_file">$line</div>\n!;
2080 return $result;
2081 }
2083 # create note for patch simplified by combined diff
2084 sub format_diff_cc_simplified {
2085 my ($diffinfo, @parents) = @_;
2086 my $result = '';
2088 $result .= "<div class=\"diff header\">" .
2089 "diff --cc ";
2090 if (!is_deleted($diffinfo)) {
2091 $result .= $cgi->a({-href => href(action=>"blob",
2092 hash_base=>$hash,
2093 hash=>$diffinfo->{'to_id'},
2094 file_name=>$diffinfo->{'to_file'}),
2095 -class => "path"},
2096 esc_path($diffinfo->{'to_file'}));
2097 } else {
2098 $result .= esc_path($diffinfo->{'to_file'});
2099 }
2100 $result .= "</div>\n" . # class="diff header"
2101 "<div class=\"diff nodifferences\">" .
2102 "Simple merge" .
2103 "</div>\n"; # class="diff nodifferences"
2105 return $result;
2106 }
2108 # format patch (diff) line (not to be used for diff headers)
2109 sub format_diff_line {
2110 my $line = shift;
2111 my ($from, $to) = @_;
2112 my $diff_class = "";
2114 chomp $line;
2116 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2117 # combined diff
2118 my $prefix = substr($line, 0, scalar @{$from->{'href'}});
2119 if ($line =~ m/^\@{3}/) {
2120 $diff_class = " chunk_header";
2121 } elsif ($line =~ m/^\\/) {
2122 $diff_class = " incomplete";
2123 } elsif ($prefix =~ tr/+/+/) {
2124 $diff_class = " add";
2125 } elsif ($prefix =~ tr/-/-/) {
2126 $diff_class = " rem";
2127 }
2128 } else {
2129 # assume ordinary diff
2130 my $char = substr($line, 0, 1);
2131 if ($char eq '+') {
2132 $diff_class = " add";
2133 } elsif ($char eq '-') {
2134 $diff_class = " rem";
2135 } elsif ($char eq '@') {
2136 $diff_class = " chunk_header";
2137 } elsif ($char eq "\\") {
2138 $diff_class = " incomplete";
2139 }
2140 }
2141 $line = untabify($line);
2142 if ($from && $to && $line =~ m/^\@{2} /) {
2143 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2144 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2146 $from_lines = 0 unless defined $from_lines;
2147 $to_lines = 0 unless defined $to_lines;
2149 if ($from->{'href'}) {
2150 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2151 -class=>"list"}, $from_text);
2152 }
2153 if ($to->{'href'}) {
2154 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2155 -class=>"list"}, $to_text);
2156 }
2157 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2158 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2159 return "<div class=\"diff$diff_class\">$line</div>\n";
2160 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2161 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2162 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2164 @from_text = split(' ', $ranges);
2165 for (my $i = 0; $i < @from_text; ++$i) {
2166 ($from_start[$i], $from_nlines[$i]) =
2167 (split(',', substr($from_text[$i], 1)), 0);
2168 }
2170 $to_text = pop @from_text;
2171 $to_start = pop @from_start;
2172 $to_nlines = pop @from_nlines;
2174 $line = "<span class=\"chunk_info\">$prefix ";
2175 for (my $i = 0; $i < @from_text; ++$i) {
2176 if ($from->{'href'}[$i]) {
2177 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2178 -class=>"list"}, $from_text[$i]);
2179 } else {
2180 $line .= $from_text[$i];
2181 }
2182 $line .= " ";
2183 }
2184 if ($to->{'href'}) {
2185 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2186 -class=>"list"}, $to_text);
2187 } else {
2188 $line .= $to_text;
2189 }
2190 $line .= " $prefix</span>" .
2191 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2192 return "<div class=\"diff$diff_class\">$line</div>\n";
2193 }
2194 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
2195 }
2197 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2198 # linked. Pass the hash of the tree/commit to snapshot.
2199 sub format_snapshot_links {
2200 my ($hash) = @_;
2201 my $num_fmts = @snapshot_fmts;
2202 if ($num_fmts > 1) {
2203 # A parenthesized list of links bearing format names.
2204 # e.g. "snapshot (_tar.gz_ _zip_)"
2205 return "snapshot (" . join(' ', map
2206 $cgi->a({
2207 -href => href(
2208 action=>"snapshot",
2209 hash=>$hash,
2210 snapshot_format=>$_
2211 )
2212 }, $known_snapshot_formats{$_}{'display'})
2213 , @snapshot_fmts) . ")";
2214 } elsif ($num_fmts == 1) {
2215 # A single "snapshot" link whose tooltip bears the format name.
2216 # i.e. "_snapshot_"
2217 my ($fmt) = @snapshot_fmts;
2218 return
2219 $cgi->a({
2220 -href => href(
2221 action=>"snapshot",
2222 hash=>$hash,
2223 snapshot_format=>$fmt
2224 ),
2225 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2226 }, "snapshot");
2227 } else { # $num_fmts == 0
2228 return undef;
2229 }
2230 }
2232 ## ......................................................................
2233 ## functions returning values to be passed, perhaps after some
2234 ## transformation, to other functions; e.g. returning arguments to href()
2236 # returns hash to be passed to href to generate gitweb URL
2237 # in -title key it returns description of link
2238 sub get_feed_info {
2239 my $format = shift || 'Atom';
2240 my %res = (action => lc($format));
2242 # feed links are possible only for project views
2243 return unless (defined $project);
2244 # some views should link to OPML, or to generic project feed,
2245 # or don't have specific feed yet (so they should use generic)
2246 return if ($action =~ /^(?:tags|heads|forks|tag|search)$/x);
2248 my $branch;
2249 # branches refs uses 'refs/heads/' prefix (fullname) to differentiate
2250 # from tag links; this also makes possible to detect branch links
2251 if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) ||
2252 (defined $hash && $hash =~ m!^refs/heads/(.*)$!)) {
2253 $branch = $1;
2254 }
2255 # find log type for feed description (title)
2256 my $type = 'log';
2257 if (defined $file_name) {
2258 $type = "history of $file_name";
2259 $type .= "/" if ($action eq 'tree');
2260 $type .= " on '$branch'" if (defined $branch);
2261 } else {
2262 $type = "log of $branch" if (defined $branch);
2263 }
2265 $res{-title} = $type;
2266 $res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
2267 $res{'file_name'} = $file_name;
2269 return %res;
2270 }
2272 ## ----------------------------------------------------------------------
2273 ## git utility subroutines, invoking git commands
2275 # returns path to the core git executable and the --git-dir parameter as list
2276 sub git_cmd {
2277 $number_of_git_cmds++;
2278 return $GIT, '--git-dir='.$git_dir;
2279 }
2281 # quote the given arguments for passing them to the shell
2282 # quote_command("command", "arg 1", "arg with ' and ! characters")
2283 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2284 # Try to avoid using this function wherever possible.
2285 sub quote_command {
2286 return join(' ',
2287 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2288 }
2290 # get HEAD ref of given project as hash
2291 sub git_get_head_hash {
2292 return git_get_full_hash(shift, 'HEAD');
2293 }
2295 sub git_get_full_hash {
2296 return git_get_hash(@_);
2297 }
2299 sub git_get_short_hash {
2300 return git_get_hash(@_, '--short=7');
2301 }
2303 sub git_get_hash {
2304 my ($project, $hash, @options) = @_;
2305 my $o_git_dir = $git_dir;
2306 my $retval = undef;
2307 $git_dir = "$projectroot/$project";
2308 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2309 '--verify', '-q', @options, $hash) {
2310 $retval = <$fd>;
2311 chomp $retval if defined $retval;
2312 close $fd;
2313 }
2314 if (defined $o_git_dir) {
2315 $git_dir = $o_git_dir;
2316 }
2317 return $retval;
2318 }
2320 # get type of given object
2321 sub git_get_type {
2322 my $hash = shift;
2324 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2325 my $type = <$fd>;
2326 close $fd or return;
2327 chomp $type;
2328 return $type;
2329 }
2331 # repository configuration
2332 our $config_file = '';
2333 our %config;
2335 # store multiple values for single key as anonymous array reference
2336 # single values stored directly in the hash, not as [ <value> ]
2337 sub hash_set_multi {
2338 my ($hash, $key, $value) = @_;
2340 if (!exists $hash->{$key}) {
2341 $hash->{$key} = $value;
2342 } elsif (!ref $hash->{$key}) {
2343 $hash->{$key} = [ $hash->{$key}, $value ];
2344 } else {
2345 push @{$hash->{$key}}, $value;
2346 }
2347 }
2349 # return hash of git project configuration
2350 # optionally limited to some section, e.g. 'gitweb'
2351 sub git_parse_project_config {
2352 my $section_regexp = shift;
2353 my %config;
2355 local $/ = "\0";
2357 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2358 or return;
2360 while (my $keyval = <$fh>) {
2361 chomp $keyval;
2362 my ($key, $value) = split(/\n/, $keyval, 2);
2364 hash_set_multi(\%config, $key, $value)
2365 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2366 }
2367 close $fh;
2369 return %config;
2370 }
2372 # convert config value to boolean: 'true' or 'false'
2373 # no value, number > 0, 'true' and 'yes' values are true
2374 # rest of values are treated as false (never as error)
2375 sub config_to_bool {
2376 my $val = shift;
2378 return 1 if !defined $val; # section.key
2380 # strip leading and trailing whitespace
2381 $val =~ s/^\s+//;
2382 $val =~ s/\s+$//;
2384 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2385 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2386 }
2388 # convert config value to simple decimal number
2389 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2390 # to be multiplied by 1024, 1048576, or 1073741824
2391 sub config_to_int {
2392 my $val = shift;
2394 # strip leading and trailing whitespace
2395 $val =~ s/^\s+//;
2396 $val =~ s/\s+$//;
2398 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2399 $unit = lc($unit);
2400 # unknown unit is treated as 1
2401 return $num * ($unit eq 'g' ? 1073741824 :
2402 $unit eq 'm' ? 1048576 :
2403 $unit eq 'k' ? 1024 : 1);
2404 }
2405 return $val;
2406 }
2408 # convert config value to array reference, if needed
2409 sub config_to_multi {
2410 my $val = shift;
2412 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2413 }
2415 sub git_get_project_config {
2416 my ($key, $type) = @_;
2418 return unless defined $git_dir;
2420 # key sanity check
2421 return unless ($key);
2422 $key =~ s/^gitweb\.//;
2423 return if ($key =~ m/\W/);
2425 # type sanity check
2426 if (defined $type) {
2427 $type =~ s/^--//;
2428 $type = undef
2429 unless ($type eq 'bool' || $type eq 'int');
2430 }
2432 # get config
2433 if (!defined $config_file ||
2434 $config_file ne "$git_dir/config") {
2435 %config = git_parse_project_config('gitweb');
2436 $config_file = "$git_dir/config";
2437 }
2439 # check if config variable (key) exists
2440 return unless exists $config{"gitweb.$key"};
2442 # ensure given type
2443 if (!defined $type) {
2444 return $config{"gitweb.$key"};
2445 } elsif ($type eq 'bool') {
2446 # backward compatibility: 'git config --bool' returns true/false
2447 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2448 } elsif ($type eq 'int') {
2449 return config_to_int($config{"gitweb.$key"});
2450 }
2451 return $config{"gitweb.$key"};
2452 }
2454 # get hash of given path at given ref
2455 sub git_get_hash_by_path {
2456 my $base = shift;
2457 my $path = shift || return undef;
2458 my $type = shift;
2460 $path =~ s,/+$,,;
2462 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2463 or die_error(500, "Open git-ls-tree failed");
2464 my $line = <$fd>;
2465 close $fd or return undef;
2467 if (!defined $line) {
2468 # there is no tree or hash given by $path at $base
2469 return undef;
2470 }
2472 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2473 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
2474 if (defined $type && $type ne $2) {
2475 # type doesn't match
2476 return undef;
2477 }
2478 return $3;
2479 }
2481 # get path of entry with given hash at given tree-ish (ref)
2482 # used to get 'from' filename for combined diff (merge commit) for renames
2483 sub git_get_path_by_hash {
2484 my $base = shift || return;
2485 my $hash = shift || return;
2487 local $/ = "\0";
2489 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2490 or return undef;
2491 while (my $line = <$fd>) {
2492 chomp $line;
2494 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2495 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2496 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2497 close $fd;
2498 return $1;
2499 }
2500 }
2501 close $fd;
2502 return undef;
2503 }
2505 ## ......................................................................
2506 ## git utility functions, directly accessing git repository
2508 sub git_get_project_description {
2509 my $path = shift;
2511 $git_dir = "$projectroot/$path";
2512 open my $fd, '<', "$git_dir/description"
2513 or return git_get_project_config('description');
2514 my $descr = <$fd>;
2515 close $fd;
2516 if (defined $descr) {
2517 chomp $descr;
2518 }
2519 return $descr;
2520 }
2522 sub git_get_project_ctags {
2523 my $path = shift;
2524 my $ctags = {};
2526 $git_dir = "$projectroot/$path";
2527 opendir my $dh, "$git_dir/ctags"
2528 or return $ctags;
2529 foreach (grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh)) {
2530 open my $ct, '<', $_ or next;
2531 my $val = <$ct>;
2532 chomp $val;
2533 close $ct;
2534 my $ctag = $_; $ctag =~ s#.*/##;
2535 $ctags->{$ctag} = $val;
2536 }
2537 closedir $dh;
2538 $ctags;
2539 }
2541 sub git_populate_project_tagcloud {
2542 my $ctags = shift;
2544 # First, merge different-cased tags; tags vote on casing
2545 my %ctags_lc;
2546 foreach (keys %$ctags) {
2547 $ctags_lc{lc $_}->{count} += $ctags->{$_};
2548 if (not $ctags_lc{lc $_}->{topcount}
2549 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
2550 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
2551 $ctags_lc{lc $_}->{topname} = $_;
2552 }
2553 }
2555 my $cloud;
2556 if (eval { require HTML::TagCloud; 1; }) {
2557 $cloud = HTML::TagCloud->new;
2558 foreach (sort keys %ctags_lc) {
2559 # Pad the title with spaces so that the cloud looks
2560 # less crammed.
2561 my $title = $ctags_lc{$_}->{topname};
2562 $title =~ s/ / /g;
2563 $title =~ s/^/ /g;
2564 $title =~ s/$/ /g;
2565 $cloud->add($title, $home_link."?by_tag=".$_, $ctags_lc{$_}->{count});
2566 }
2567 } else {
2568 $cloud = \%ctags_lc;
2569 }
2570 $cloud;
2571 }
2573 sub git_show_project_tagcloud {
2574 my ($cloud, $count) = @_;
2575 print STDERR ref($cloud)."..\n";
2576 if (ref $cloud eq 'HTML::TagCloud') {
2577 return $cloud->html_and_css($count);
2578 } else {
2579 my @tags = sort { $cloud->{$a}->{count} <=> $cloud->{$b}->{count} } keys %$cloud;
2580 return '<p align="center">' . join (', ', map {
2581 $cgi->a({-href=>"$home_link?by_tag=$_"}, $cloud->{$_}->{topname})
2582 } splice(@tags, 0, $count)) . '</p>';
2583 }
2584 }
2586 sub git_get_project_url_list {
2587 my $path = shift;
2589 $git_dir = "$projectroot/$path";
2590 open my $fd, '<', "$git_dir/cloneurl"
2591 or return wantarray ?
2592 @{ config_to_multi(git_get_project_config('url')) } :
2593 config_to_multi(git_get_project_config('url'));
2594 my @git_project_url_list = map { chomp; $_ } <$fd>;
2595 close $fd;
2597 return wantarray ? @git_project_url_list : \@git_project_url_list;
2598 }
2600 sub git_get_projects_list {
2601 my ($filter) = @_;
2602 my @list;
2604 $filter ||= '';
2605 $filter =~ s/\.git$//;
2607 my $check_forks = gitweb_check_feature('forks');
2609 if (-d $projects_list) {
2610 # search in directory
2611 my $dir = $projects_list . ($filter ? "/$filter" : '');
2612 # remove the trailing "/"
2613 $dir =~ s!/+$!!;
2614 my $pfxlen = length("$dir");
2615 my $pfxdepth = ($dir =~ tr!/!!);
2617 File::Find::find({
2618 follow_fast => 1, # follow symbolic links
2619 follow_skip => 2, # ignore duplicates
2620 dangling_symlinks => 0, # ignore dangling symlinks, silently
2621 wanted => sub {
2622 # global variables
2623 our $project_maxdepth;
2624 our $projectroot;
2625 # skip project-list toplevel, if we get it.
2626 return if (m!^[/.]$!);
2627 # only directories can be git repositories
2628 return unless (-d $_);
2629 # don't traverse too deep (Find is super slow on os x)
2630 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
2631 $File::Find::prune = 1;
2632 return;
2633 }
2635 my $subdir = substr($File::Find::name, $pfxlen + 1);
2636 # we check related file in $projectroot
2637 my $path = ($filter ? "$filter/" : '') . $subdir;
2638 if (check_export_ok("$projectroot/$path")) {
2639 push @list, { path => $path };
2640 $File::Find::prune = 1;
2641 }
2642 },
2643 }, "$dir");
2645 } elsif (-f $projects_list) {
2646 # read from file(url-encoded):
2647 # 'git%2Fgit.git Linus+Torvalds'
2648 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2649 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2650 my %paths;
2651 open my $fd, '<', $projects_list or return;
2652 PROJECT:
2653 while (my $line = <$fd>) {
2654 chomp $line;
2655 my ($path, $owner) = split ' ', $line;
2656 $path = unescape($path);
2657 $owner = unescape($owner);
2658 if (!defined $path) {
2659 next;
2660 }
2661 if ($filter ne '') {
2662 # looking for forks;
2663 my $pfx = substr($path, 0, length($filter));
2664 if ($pfx ne $filter) {
2665 next PROJECT;
2666 }
2667 my $sfx = substr($path, length($filter));
2668 if ($sfx !~ /^\/.*\.git$/) {
2669 next PROJECT;
2670 }
2671 } elsif ($check_forks) {
2672 PATH:
2673 foreach my $filter (keys %paths) {
2674 # looking for forks;
2675 my $pfx = substr($path, 0, length($filter));
2676 if ($pfx ne $filter) {
2677 next PATH;
2678 }
2679 my $sfx = substr($path, length($filter));
2680 if ($sfx !~ /^\/.*\.git$/) {
2681 next PATH;
2682 }
2683 # is a fork, don't include it in
2684 # the list
2685 next PROJECT;
2686 }
2687 }
2688 if (check_export_ok("$projectroot/$path")) {
2689 my $pr = {
2690 path => $path,
2691 owner => to_utf8($owner),
2692 };
2693 push @list, $pr;
2694 (my $forks_path = $path) =~ s/\.git$//;
2695 $paths{$forks_path}++;
2696 }
2697 }
2698 close $fd;
2699 }
2700 return @list;
2701 }
2703 our $gitweb_project_owner = undef;
2704 sub git_get_project_list_from_file {
2706 return if (defined $gitweb_project_owner);
2708 $gitweb_project_owner = {};
2709 # read from file (url-encoded):
2710 # 'git%2Fgit.git Linus+Torvalds'
2711 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2712 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2713 if (-f $projects_list) {
2714 open(my $fd, '<', $projects_list);
2715 while (my $line = <$fd>) {
2716 chomp $line;
2717 my ($pr, $ow) = split ' ', $line;
2718 $pr = unescape($pr);
2719 $ow = unescape($ow);
2720 $gitweb_project_owner->{$pr} = to_utf8($ow);
2721 }
2722 close $fd;
2723 }
2724 }
2726 sub git_get_project_owner {
2727 my $project = shift;
2728 my $owner;
2730 return undef unless $project;
2731 $git_dir = "$projectroot/$project";
2733 if (!defined $gitweb_project_owner) {
2734 git_get_project_list_from_file();
2735 }
2737 if (exists $gitweb_project_owner->{$project}) {
2738 $owner = $gitweb_project_owner->{$project};
2739 }
2740 if (!defined $owner){
2741 $owner = git_get_project_config('owner');
2742 }
2743 if (!defined $owner) {
2744 $owner = get_file_owner("$git_dir");
2745 }
2747 return $owner;
2748 }
2750 sub git_get_last_activity {
2751 my ($path) = @_;
2752 my $fd;
2754 $git_dir = "$projectroot/$path";
2755 open($fd, "-|", git_cmd(), 'for-each-ref',
2756 '--format=%(committer)',
2757 '--sort=-committerdate',
2758 '--count=1',
2759 'refs/heads') or return;
2760 my $most_recent = <$fd>;
2761 close $fd or return;
2762 if (defined $most_recent &&
2763 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
2764 my $timestamp = $1;
2765 my $age = time - $timestamp;
2766 return ($age, age_string($age));
2767 }
2768 return (undef, undef);
2769 }
2771 sub git_get_references {
2772 my $type = shift || "";
2773 my %refs;
2774 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
2775 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
2776 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
2777 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
2778 or return;
2780 while (my $line = <$fd>) {
2781 chomp $line;
2782 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type.*)$!) {
2783 if (defined $refs{$1}) {
2784 push @{$refs{$1}}, $2;
2785 } else {
2786 $refs{$1} = [ $2 ];
2787 }
2788 }
2789 }
2790 close $fd or return;
2791 return \%refs;
2792 }
2794 sub git_get_rev_name_tags {
2795 my $hash = shift || return undef;
2797 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
2798 or return;
2799 my $name_rev = <$fd>;
2800 close $fd;
2802 if ($name_rev =~ m|^$hash tags/(.*)$|) {
2803 return $1;
2804 } else {
2805 # catches also '$hash undefined' output
2806 return undef;
2807 }
2808 }
2810 ## ----------------------------------------------------------------------
2811 ## parse to hash functions
2813 sub parse_date {
2814 my $epoch = shift;
2815 my $tz = shift || "-0000";
2817 my %date;
2818 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
2819 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
2820 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
2821 $date{'hour'} = $hour;
2822 $date{'minute'} = $min;
2823 $date{'mday'} = $mday;
2824 $date{'day'} = $days[$wday];
2825 $date{'month'} = $months[$mon];
2826 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
2827 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
2828 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
2829 $mday, $months[$mon], $hour ,$min;
2830 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
2831 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
2833 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
2834 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
2835 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
2836 $date{'hour_local'} = $hour;
2837 $date{'minute_local'} = $min;
2838 $date{'tz_local'} = $tz;
2839 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
2840 1900+$year, $mon+1, $mday,
2841 $hour, $min, $sec, $tz);
2842 return %date;
2843 }
2845 sub parse_tag {
2846 my $tag_id = shift;
2847 my %tag;
2848 my @comment;
2850 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
2851 $tag{'id'} = $tag_id;
2852 while (my $line = <$fd>) {
2853 chomp $line;
2854 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
2855 $tag{'object'} = $1;
2856 } elsif ($line =~ m/^type (.+)$/) {
2857 $tag{'type'} = $1;
2858 } elsif ($line =~ m/^tag (.+)$/) {
2859 $tag{'name'} = $1;
2860 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
2861 $tag{'author'} = $1;
2862 $tag{'author_epoch'} = $2;
2863 $tag{'author_tz'} = $3;
2864 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2865 $tag{'author_name'} = $1;
2866 $tag{'author_email'} = $2;
2867 } else {
2868 $tag{'author_name'} = $tag{'author'};
2869 }
2870 } elsif ($line =~ m/--BEGIN/) {
2871 push @comment, $line;
2872 last;
2873 } elsif ($line eq "") {
2874 last;
2875 }
2876 }
2877 push @comment, <$fd>;
2878 $tag{'comment'} = \@comment;
2879 close $fd or return;
2880 if (!defined $tag{'name'}) {
2881 return
2882 };
2883 return %tag
2884 }
2886 sub parse_commit_text {
2887 my ($commit_text, $withparents) = @_;
2888 my @commit_lines = split '\n', $commit_text;
2889 my %co;
2891 pop @commit_lines; # Remove '\0'
2893 if (! @commit_lines) {
2894 return;
2895 }
2897 my $header = shift @commit_lines;
2898 if ($header !~ m/^[0-9a-fA-F]{40}/) {
2899 return;
2900 }
2901 ($co{'id'}, my @parents) = split ' ', $header;
2902 while (my $line = shift @commit_lines) {
2903 last if $line eq "\n";
2904 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
2905 $co{'tree'} = $1;
2906 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
2907 push @parents, $1;
2908 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
2909 $co{'author'} = to_utf8($1);
2910 $co{'author_epoch'} = $2;
2911 $co{'author_tz'} = $3;
2912 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2913 $co{'author_name'} = $1;
2914 $co{'author_email'} = $2;
2915 } else {
2916 $co{'author_name'} = $co{'author'};
2917 }
2918 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
2919 $co{'committer'} = to_utf8($1);
2920 $co{'committer_epoch'} = $2;
2921 $co{'committer_tz'} = $3;
2922 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
2923 $co{'committer_name'} = $1;
2924 $co{'committer_email'} = $2;
2925 } else {
2926 $co{'committer_name'} = $co{'committer'};
2927 }
2928 }
2929 }
2930 if (!defined $co{'tree'}) {
2931 return;
2932 };
2933 $co{'parents'} = \@parents;
2934 $co{'parent'} = $parents[0];
2936 foreach my $title (@commit_lines) {
2937 $title =~ s/^ //;
2938 if ($title ne "") {
2939 $co{'title'} = chop_str($title, 80, 5);
2940 # remove leading stuff of merges to make the interesting part visible
2941 if (length($title) > 50) {
2942 $title =~ s/^Automatic //;
2943 $title =~ s/^merge (of|with) /Merge ... /i;
2944 if (length($title) > 50) {
2945 $title =~ s/(http|rsync):\/\///;
2946 }
2947 if (length($title) > 50) {
2948 $title =~ s/(master|www|rsync)\.//;
2949 }
2950 if (length($title) > 50) {
2951 $title =~ s/kernel.org:?//;
2952 }
2953 if (length($title) > 50) {
2954 $title =~ s/\/pub\/scm//;
2955 }
2956 }
2957 $co{'title_short'} = chop_str($title, 50, 5);
2958 last;
2959 }
2960 }
2961 if (! defined $co{'title'} || $co{'title'} eq "") {
2962 $co{'title'} = $co{'title_short'} = '(no commit message)';
2963 }
2964 # remove added spaces
2965 foreach my $line (@commit_lines) {
2966 $line =~ s/^ //;
2967 }
2968 $co{'comment'} = \@commit_lines;
2970 my $age = time - $co{'committer_epoch'};
2971 $co{'age'} = $age;
2972 $co{'age_string'} = age_string($age);
2973 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
2974 if ($age > 60*60*24*7*2) {
2975 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
2976 $co{'age_string_age'} = $co{'age_string'};
2977 } else {
2978 $co{'age_string_date'} = $co{'age_string'};
2979 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
2980 }
2981 return %co;
2982 }
2984 sub parse_commit {
2985 my ($commit_id) = @_;
2986 my %co;
2988 local $/ = "\0";
2990 open my $fd, "-|", git_cmd(), "rev-list",
2991 "--parents",
2992 "--header",
2993 "--max-count=1",
2994 $commit_id,
2995 "--",
2996 or die_error(500, "Open git-rev-list failed");
2997 %co = parse_commit_text(<$fd>, 1);
2998 close $fd;
3000 return %co;
3001 }
3003 sub parse_commits {
3004 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3005 my @cos;
3007 $maxcount ||= 1;
3008 $skip ||= 0;
3010 local $/ = "\0";
3012 open my $fd, "-|", git_cmd(), "rev-list",
3013 "--header",
3014 @args,
3015 ("--max-count=" . $maxcount),
3016 ("--skip=" . $skip),
3017 @extra_options,
3018 $commit_id,
3019 "--",
3020 ($filename ? ($filename) : ())
3021 or die_error(500, "Open git-rev-list failed");
3022 while (my $line = <$fd>) {
3023 my %co = parse_commit_text($line);
3024 push @cos, \%co;
3025 }
3026 close $fd;
3028 return wantarray ? @cos : \@cos;
3029 }
3031 # parse line of git-diff-tree "raw" output
3032 sub parse_difftree_raw_line {
3033 my $line = shift;
3034 my %res;
3036 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3037 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3038 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
3039 $res{'from_mode'} = $1;
3040 $res{'to_mode'} = $2;
3041 $res{'from_id'} = $3;
3042 $res{'to_id'} = $4;
3043 $res{'status'} = $5;
3044 $res{'similarity'} = $6;
3045 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3046 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3047 } else {
3048 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3049 }
3050 }
3051 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3052 # combined diff (for merge commit)
3053 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:[0-9a-fA-F]{40} )+)([a-zA-Z]+)\t(.*)$//) {
3054 $res{'nparents'} = length($1);
3055 $res{'from_mode'} = [ split(' ', $2) ];
3056 $res{'to_mode'} = pop @{$res{'from_mode'}};
3057 $res{'from_id'} = [ split(' ', $3) ];
3058 $res{'to_id'} = pop @{$res{'from_id'}};
3059 $res{'status'} = [ split('', $4) ];
3060 $res{'to_file'} = unquote($5);
3061 }
3062 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3063 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
3064 $res{'commit'} = $1;
3065 }
3067 return wantarray ? %res : \%res;
3068 }
3070 # wrapper: return parsed line of git-diff-tree "raw" output
3071 # (the argument might be raw line, or parsed info)
3072 sub parsed_difftree_line {
3073 my $line_or_ref = shift;
3075 if (ref($line_or_ref) eq "HASH") {
3076 # pre-parsed (or generated by hand)
3077 return $line_or_ref;
3078 } else {
3079 return parse_difftree_raw_line($line_or_ref);
3080 }
3081 }
3083 # parse line of git-ls-tree output
3084 sub parse_ls_tree_line {
3085 my $line = shift;
3086 my %opts = @_;
3087 my %res;
3089 if ($opts{'-l'}) {
3090 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3091 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40}) +(-|[0-9]+)\t(.+)$/s;
3093 $res{'mode'} = $1;
3094 $res{'type'} = $2;
3095 $res{'hash'} = $3;
3096 $res{'size'} = $4;
3097 if ($opts{'-z'}) {
3098 $res{'name'} = $5;
3099 } else {
3100 $res{'name'} = unquote($5);
3101 }
3102 } else {
3103 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3104 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
3106 $res{'mode'} = $1;
3107 $res{'type'} = $2;
3108 $res{'hash'} = $3;
3109 if ($opts{'-z'}) {
3110 $res{'name'} = $4;
3111 } else {
3112 $res{'name'} = unquote($4);
3113 }
3114 }
3116 return wantarray ? %res : \%res;
3117 }
3119 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3120 sub parse_from_to_diffinfo {
3121 my ($diffinfo, $from, $to, @parents) = @_;
3123 if ($diffinfo->{'nparents'}) {
3124 # combined diff
3125 $from->{'file'} = [];
3126 $from->{'href'} = [];
3127 fill_from_file_info($diffinfo, @parents)
3128 unless exists $diffinfo->{'from_file'};
3129 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3130 $from->{'file'}[$i] =
3131 defined $diffinfo->{'from_file'}[$i] ?
3132 $diffinfo->{'from_file'}[$i] :
3133 $diffinfo->{'to_file'};
3134 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3135 $from->{'href'}[$i] = href(action=>"blob",
3136 hash_base=>$parents[$i],
3137 hash=>$diffinfo->{'from_id'}[$i],
3138 file_name=>$from->{'file'}[$i]);
3139 } else {
3140 $from->{'href'}[$i] = undef;
3141 }
3142 }
3143 } else {
3144 # ordinary (not combined) diff
3145 $from->{'file'} = $diffinfo->{'from_file'};
3146 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3147 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3148 hash=>$diffinfo->{'from_id'},
3149 file_name=>$from->{'file'});
3150 } else {
3151 delete $from->{'href'};
3152 }
3153 }
3155 $to->{'file'} = $diffinfo->{'to_file'};
3156 if (!is_deleted($diffinfo)) { # file exists in result
3157 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3158 hash=>$diffinfo->{'to_id'},
3159 file_name=>$to->{'file'});
3160 } else {
3161 delete $to->{'href'};
3162 }
3163 }
3165 ## ......................................................................
3166 ## parse to array of hashes functions
3168 sub git_get_heads_list {
3169 my $limit = shift;
3170 my @headslist;
3172 open my $fd, '-|', git_cmd(), 'for-each-ref',
3173 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
3174 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3175 'refs/heads'
3176 or return;
3177 while (my $line = <$fd>) {
3178 my %ref_item;
3180 chomp $line;
3181 my ($refinfo, $committerinfo) = split(/\0/, $line);
3182 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3183 my ($committer, $epoch, $tz) =
3184 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3185 $ref_item{'fullname'} = $name;
3186 $name =~ s!^refs/heads/!!;
3188 $ref_item{'name'} = $name;
3189 $ref_item{'id'} = $hash;
3190 $ref_item{'title'} = $title || '(no commit message)';
3191 $ref_item{'epoch'} = $epoch;
3192 if ($epoch) {
3193 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3194 } else {
3195 $ref_item{'age'} = "unknown";
3196 }
3198 push @headslist, \%ref_item;
3199 }
3200 close $fd;
3202 return wantarray ? @headslist : \@headslist;
3203 }
3205 sub git_get_tags_list {
3206 my $limit = shift;
3207 my @tagslist;
3209 open my $fd, '-|', git_cmd(), 'for-each-ref',
3210 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3211 '--format=%(objectname) %(objecttype) %(refname) '.
3212 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3213 'refs/tags'
3214 or return;
3215 while (my $line = <$fd>) {
3216 my %ref_item;
3218 chomp $line;
3219 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3220 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3221 my ($creator, $epoch, $tz) =
3222 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3223 $ref_item{'fullname'} = $name;
3224 $name =~ s!^refs/tags/!!;
3226 $ref_item{'type'} = $type;
3227 $ref_item{'id'} = $id;
3228 $ref_item{'name'} = $name;
3229 if ($type eq "tag") {
3230 $ref_item{'subject'} = $title;
3231 $ref_item{'reftype'} = $reftype;
3232 $ref_item{'refid'} = $refid;
3233 } else {
3234 $ref_item{'reftype'} = $type;
3235 $ref_item{'refid'} = $id;
3236 }
3238 if ($type eq "tag" || $type eq "commit") {
3239 $ref_item{'epoch'} = $epoch;
3240 if ($epoch) {
3241 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3242 } else {
3243 $ref_item{'age'} = "unknown";
3244 }
3245 }
3247 push @tagslist, \%ref_item;
3248 }
3249 close $fd;
3251 return wantarray ? @tagslist : \@tagslist;
3252 }
3254 ## ----------------------------------------------------------------------
3255 ## filesystem-related functions
3257 sub get_file_owner {
3258 my $path = shift;
3260 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3261 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3262 if (!defined $gcos) {
3263 return undef;
3264 }
3265 my $owner = $gcos;
3266 $owner =~ s/[,;].*$//;
3267 return to_utf8($owner);
3268 }
3270 # assume that file exists
3271 sub insert_file {
3272 my $filename = shift;
3274 open my $fd, '<', $filename;
3275 print map { to_utf8($_) } <$fd>;
3276 close $fd;
3277 }
3279 ## ......................................................................
3280 ## mimetype related functions
3282 sub mimetype_guess_file {
3283 my $filename = shift;
3284 my $mimemap = shift;
3285 -r $mimemap or return undef;
3287 my %mimemap;
3288 open(my $mh, '<', $mimemap) or return undef;
3289 while (<$mh>) {
3290 next if m/^#/; # skip comments
3291 my ($mimetype, $exts) = split(/\t+/);
3292 if (defined $exts) {
3293 my @exts = split(/\s+/, $exts);
3294 foreach my $ext (@exts) {
3295 $mimemap{$ext} = $mimetype;
3296 }
3297 }
3298 }
3299 close($mh);
3301 $filename =~ /\.([^.]*)$/;
3302 return $mimemap{$1};
3303 }
3305 sub mimetype_guess {
3306 my $filename = shift;
3307 my $mime;
3308 $filename =~ /\./ or return undef;
3310 if ($mimetypes_file) {
3311 my $file = $mimetypes_file;
3312 if ($file !~ m!^/!) { # if it is relative path
3313 # it is relative to project
3314 $file = "$projectroot/$project/$file";
3315 }
3316 $mime = mimetype_guess_file($filename, $file);
3317 }
3318 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3319 return $mime;
3320 }
3322 sub blob_mimetype {
3323 my $fd = shift;
3324 my $filename = shift;
3326 if ($filename) {
3327 my $mime = mimetype_guess($filename);
3328 $mime and return $mime;
3329 }
3331 # just in case
3332 return $default_blob_plain_mimetype unless $fd;
3334 if (-T $fd) {
3335 return 'text/plain';
3336 } elsif (! $filename) {
3337 return 'application/octet-stream';
3338 } elsif ($filename =~ m/\.png$/i) {
3339 return 'image/png';
3340 } elsif ($filename =~ m/\.gif$/i) {
3341 return 'image/gif';
3342 } elsif ($filename =~ m/\.jpe?g$/i) {
3343 return 'image/jpeg';
3344 } else {
3345 return 'application/octet-stream';
3346 }
3347 }
3349 sub blob_contenttype {
3350 my ($fd, $file_name, $type) = @_;
3352 $type ||= blob_mimetype($fd, $file_name);
3353 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3354 $type .= "; charset=$default_text_plain_charset";
3355 }
3357 return $type;
3358 }
3360 # guess file syntax for syntax highlighting; return undef if no highlighting
3361 # the name of syntax can (in the future) depend on syntax highlighter used
3362 sub guess_file_syntax {
3363 my ($highlight, $mimetype, $file_name) = @_;
3364 return undef unless ($highlight && defined $file_name);
3365 my $basename = basename($file_name, '.in');
3366 return $highlight_basename{$basename}
3367 if exists $highlight_basename{$basename};
3369 $basename =~ /\.([^.]*)$/;
3370 my $ext = $1 or return undef;
3371 return $highlight_ext{$ext}
3372 if exists $highlight_ext{$ext};
3374 return undef;
3375 }
3377 # run highlighter and return FD of its output,
3378 # or return original FD if no highlighting
3379 sub run_highlighter {
3380 my ($fd, $highlight, $syntax) = @_;
3381 return $fd unless ($highlight && defined $syntax);
3383 close $fd
3384 or die_error(404, "Reading blob failed");
3385 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
3386 "highlight --xhtml --fragment --syntax $syntax |"
3387 or die_error(500, "Couldn't open file or run syntax highlighter");
3388 return $fd;
3389 }
3391 ## ======================================================================
3392 ## functions printing HTML: header, footer, error page
3394 sub get_page_title {
3395 my $title = to_utf8($site_name);
3397 return $title unless (defined $project);
3398 $title .= " - " . to_utf8($project);
3400 return $title unless (defined $action);
3401 $title .= "/$action"; # $action is US-ASCII (7bit ASCII)
3403 return $title unless (defined $file_name);
3404 $title .= " - " . esc_path($file_name);
3405 if ($action eq "tree" && $file_name !~ m|/$|) {
3406 $title .= "/";
3407 }
3409 return $title;
3410 }
3412 sub print_feed_meta {
3413 if (defined $project) {
3414 my %href_params = get_feed_info();
3415 if (!exists $href_params{'-title'}) {
3416 $href_params{'-title'} = 'log';
3417 }
3419 foreach my $format qw(RSS Atom) {
3420 my $type = lc($format);
3421 my %link_attr = (
3422 '-rel' => 'alternate',
3423 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
3424 '-type' => "application/$type+xml"
3425 );
3427 $href_params{'action'} = $type;
3428 $link_attr{'-href'} = href(%href_params);
3429 print "<link ".
3430 "rel=\"$link_attr{'-rel'}\" ".
3431 "title=\"$link_attr{'-title'}\" ".
3432 "href=\"$link_attr{'-href'}\" ".
3433 "type=\"$link_attr{'-type'}\" ".
3434 "/>\n";
3436 $href_params{'extra_options'} = '--no-merges';
3437 $link_attr{'-href'} = href(%href_params);
3438 $link_attr{'-title'} .= ' (no merges)';
3439 print "<link ".
3440 "rel=\"$link_attr{'-rel'}\" ".
3441 "title=\"$link_attr{'-title'}\" ".
3442 "href=\"$link_attr{'-href'}\" ".
3443 "type=\"$link_attr{'-type'}\" ".
3444 "/>\n";
3445 }
3447 } else {
3448 printf('<link rel="alternate" title="%s projects list" '.
3449 'href="%s" type="text/plain; charset=utf-8" />'."\n",
3450 esc_attr($site_name), href(project=>undef, action=>"project_index"));
3451 printf('<link rel="alternate" title="%s projects feeds" '.
3452 'href="%s" type="text/x-opml" />'."\n",
3453 esc_attr($site_name), href(project=>undef, action=>"opml"));
3454 }
3455 }
3457 sub git_header_html {
3458 my $status = shift || "200 OK";
3459 my $expires = shift;
3460 my %opts = @_;
3462 my $title = get_page_title();
3463 my $content_type;
3464 # require explicit support from the UA if we are to send the page as
3465 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
3466 # we have to do this because MSIE sometimes globs '*/*', pretending to
3467 # support xhtml+xml but choking when it gets what it asked for.
3468 if (defined $cgi->http('HTTP_ACCEPT') &&
3469 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
3470 $cgi->Accept('application/xhtml+xml') != 0) {
3471 $content_type = 'application/xhtml+xml';
3472 } else {
3473 $content_type = 'text/html';
3474 }
3475 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
3476 -status=> $status, -expires => $expires)
3477 unless ($opts{'-no_http_header'});
3478 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
3479 print <<EOF;
3480 <?xml version="1.0" encoding="utf-8"?>
3481 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
3482 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
3483 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
3484 <!-- git core binaries version $git_version -->
3485 <head>
3486 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
3487 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
3488 <meta name="robots" content="index, nofollow"/>
3489 <title>$title</title>
3490 EOF
3491 # the stylesheet, favicon etc urls won't work correctly with path_info
3492 # unless we set the appropriate base URL
3493 if ($ENV{'PATH_INFO'}) {
3494 print "<base href=\"".esc_url($base_url)."\" />\n";
3495 }
3496 # print out each stylesheet that exist, providing backwards capability
3497 # for those people who defined $stylesheet in a config file
3498 if (defined $stylesheet) {
3499 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3500 } else {
3501 foreach my $stylesheet (@stylesheets) {
3502 next unless $stylesheet;
3503 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
3504 }
3505 }
3506 print_feed_meta()
3507 if ($status eq '200 OK');
3508 if (defined $favicon) {
3509 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n);
3510 }
3512 print "</head>\n" .
3513 "<body>\n";
3515 if (defined $site_header && -f $site_header) {
3516 insert_file($site_header);
3517 }
3519 print "<div class=\"page_header\">\n";
3520 if (defined $logo) {
3521 print $cgi->a({-href => esc_url($logo_url),
3522 -title => $logo_label},
3523 $cgi->img({-src => esc_url($logo),
3524 -width => 72, -height => 27,
3525 -alt => "git",
3526 -class => "logo"}));
3527 }
3528 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
3529 if (defined $project) {
3530 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
3531 if (defined $action) {
3532 print " / $action";
3533 }
3534 print "\n";
3535 }
3536 print "</div>\n";
3538 my $have_search = gitweb_check_feature('search');
3539 if (defined $project && $have_search) {
3540 if (!defined $searchtext) {
3541 $searchtext = "";
3542 }
3543 my $search_hash;
3544 if (defined $hash_base) {
3545 $search_hash = $hash_base;
3546 } elsif (defined $hash) {
3547 $search_hash = $hash;
3548 } else {
3549 $search_hash = "HEAD";
3550 }
3551 my $action = $my_uri;
3552 my $use_pathinfo = gitweb_check_feature('pathinfo');
3553 if ($use_pathinfo) {
3554 $action .= "/".esc_url($project);
3555 }
3556 print $cgi->startform(-method => "get", -action => $action) .
3557 "<div class=\"search\">\n" .
3558 (!$use_pathinfo &&
3559 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
3560 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
3561 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
3562 $cgi->popup_menu(-name => 'st', -default => 'commit',
3563 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
3564 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
3565 " search:\n",
3566 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
3567 "<span title=\"Extended regular expression\">" .
3568 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
3569 -checked => $search_use_regexp) .
3570 "</span>" .
3571 "</div>" .
3572 $cgi->end_form() . "\n";
3573 }
3574 }
3576 sub git_footer_html {
3577 my $feed_class = 'rss_logo';
3579 print "<div class=\"page_footer\">\n";
3580 if (defined $project) {
3581 my $descr = git_get_project_description($project);
3582 if (defined $descr) {
3583 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
3584 }
3586 my %href_params = get_feed_info();
3587 if (!%href_params) {
3588 $feed_class .= ' generic';
3589 }
3590 $href_params{'-title'} ||= 'log';
3592 foreach my $format qw(RSS Atom) {
3593 $href_params{'action'} = lc($format);
3594 print $cgi->a({-href => href(%href_params),
3595 -title => "$href_params{'-title'} $format feed",
3596 -class => $feed_class}, $format)."\n";
3597 }
3599 } else {
3600 print $cgi->a({-href => href(project=>undef, action=>"opml"),
3601 -class => $feed_class}, "OPML") . " ";
3602 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
3603 -class => $feed_class}, "TXT") . "\n";
3604 }
3605 print "</div>\n"; # class="page_footer"
3607 if (defined $t0 && gitweb_check_feature('timed')) {
3608 print "<div id=\"generating_info\">\n";
3609 print 'This page took '.
3610 '<span id="generating_time" class="time_span">'.
3611 Time::HiRes::tv_interval($t0, [Time::HiRes::gettimeofday()]).
3612 ' seconds </span>'.
3613 ' and '.
3614 '<span id="generating_cmd">'.
3615 $number_of_git_cmds.
3616 '</span> git commands '.
3617 " to generate.\n";
3618 print "</div>\n"; # class="page_footer"
3619 }
3621 if (defined $site_footer && -f $site_footer) {
3622 insert_file($site_footer);
3623 }
3625 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!;
3626 if (defined $action &&
3627 $action eq 'blame_incremental') {
3628 print qq!<script type="text/javascript">\n!.
3629 qq!startBlame("!. href(action=>"blame_data", -replay=>1) .qq!",\n!.
3630 qq! "!. href() .qq!");\n!.
3631 qq!</script>\n!;
3632 } elsif (gitweb_check_feature('javascript-actions')) {
3633 print qq!<script type="text/javascript">\n!.
3634 qq!window.onload = fixLinks;\n!.
3635 qq!</script>\n!;
3636 }
3638 print "</body>\n" .
3639 "</html>";
3640 }
3642 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
3643 # Example: die_error(404, 'Hash not found')
3644 # By convention, use the following status codes (as defined in RFC 2616):
3645 # 400: Invalid or missing CGI parameters, or
3646 # requested object exists but has wrong type.
3647 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
3648 # this server or project.
3649 # 404: Requested object/revision/project doesn't exist.
3650 # 500: The server isn't configured properly, or
3651 # an internal error occurred (e.g. failed assertions caused by bugs), or
3652 # an unknown error occurred (e.g. the git binary died unexpectedly).
3653 # 503: The server is currently unavailable (because it is overloaded,
3654 # or down for maintenance). Generally, this is a temporary state.
3655 sub die_error {
3656 my $status = shift || 500;
3657 my $error = esc_html(shift) || "Internal Server Error";
3658 my $extra = shift;
3659 my %opts = @_;
3661 my %http_responses = (
3662 400 => '400 Bad Request',
3663 403 => '403 Forbidden',
3664 404 => '404 Not Found',
3665 500 => '500 Internal Server Error',
3666 503 => '503 Service Unavailable',
3667 );
3668 git_header_html($http_responses{$status}, undef, %opts);
3669 print <<EOF;
3670 <div class="page_body">
3671 <br /><br />
3672 $status - $error
3673 <br />
3674 EOF
3675 if (defined $extra) {
3676 print "<hr />\n" .
3677 "$extra\n";
3678 }
3679 print "</div>\n";
3681 git_footer_html();
3682 goto DONE_GITWEB
3683 unless ($opts{'-error_handler'});
3684 }
3686 ## ----------------------------------------------------------------------
3687 ## functions printing or outputting HTML: navigation
3689 sub git_print_page_nav {
3690 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
3691 $extra = '' if !defined $extra; # pager or formats
3693 my @navs = qw(summary shortlog log commit commitdiff tree);
3694 if ($suppress) {
3695 @navs = grep { $_ ne $suppress } @navs;
3696 }
3698 my %arg = map { $_ => {action=>$_} } @navs;
3699 if (defined $head) {
3700 for (qw(commit commitdiff)) {
3701 $arg{$_}{'hash'} = $head;
3702 }
3703 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
3704 for (qw(shortlog log)) {
3705 $arg{$_}{'hash'} = $head;
3706 }
3707 }
3708 }
3710 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
3711 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
3713 my @actions = gitweb_get_feature('actions');
3714 my %repl = (
3715 '%' => '%',
3716 'n' => $project, # project name
3717 'f' => $git_dir, # project path within filesystem
3718 'h' => $treehead || '', # current hash ('h' parameter)
3719 'b' => $treebase || '', # hash base ('hb' parameter)
3720 );
3721 while (@actions) {
3722 my ($label, $link, $pos) = splice(@actions,0,3);
3723 # insert
3724 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
3725 # munch munch
3726 $link =~ s/%([%nfhb])/$repl{$1}/g;
3727 $arg{$label}{'_href'} = $link;
3728 }
3730 print "<div class=\"page_nav\">\n" .
3731 (join " | ",
3732 map { $_ eq $current ?
3733 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
3734 } @navs);
3735 print "<br/>\n$extra<br/>\n" .
3736 "</div>\n";
3737 }
3739 sub format_paging_nav {
3740 my ($action, $page, $has_next_link) = @_;
3741 my $paging_nav;
3744 if ($page > 0) {
3745 $paging_nav .=
3746 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
3747 " ⋅ " .
3748 $cgi->a({-href => href(-replay=>1, page=>$page-1),
3749 -accesskey => "p", -title => "Alt-p"}, "prev");
3750 } else {
3751 $paging_nav .= "first ⋅ prev";
3752 }
3754 if ($has_next_link) {
3755 $paging_nav .= " ⋅ " .
3756 $cgi->a({-href => href(-replay=>1, page=>$page+1),
3757 -accesskey => "n", -title => "Alt-n"}, "next");
3758 } else {
3759 $paging_nav .= " ⋅ next";
3760 }
3762 return $paging_nav;
3763 }
3765 ## ......................................................................
3766 ## functions printing or outputting HTML: div
3768 sub git_print_header_div {
3769 my ($action, $title, $hash, $hash_base) = @_;
3770 my %args = ();
3772 $args{'action'} = $action;
3773 $args{'hash'} = $hash if $hash;
3774 $args{'hash_base'} = $hash_base if $hash_base;
3776 print "<div class=\"header\">\n" .
3777 $cgi->a({-href => href(%args), -class => "title"},
3778 $title ? $title : $action) .
3779 "\n</div>\n";
3780 }
3782 sub print_local_time {
3783 print format_local_time(@_);
3784 }
3786 sub format_local_time {
3787 my $localtime = '';
3788 my %date = @_;
3789 if ($date{'hour_local'} < 6) {
3790 $localtime .= sprintf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
3791 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3792 } else {
3793 $localtime .= sprintf(" (%02d:%02d %s)",
3794 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3795 }
3797 return $localtime;
3798 }
3800 # Outputs the author name and date in long form
3801 sub git_print_authorship {
3802 my $co = shift;
3803 my %opts = @_;
3804 my $tag = $opts{-tag} || 'div';
3805 my $author = $co->{'author_name'};
3807 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
3808 print "<$tag class=\"author_date\">" .
3809 format_search_author($author, "author", esc_html($author)) .
3810 " [$ad{'rfc2822'}";
3811 print_local_time(%ad) if ($opts{-localtime});
3812 print "]" . git_get_avatar($co->{'author_email'}, -pad_before => 1)
3813 . "</$tag>\n";
3814 }
3816 # Outputs table rows containing the full author or committer information,
3817 # in the format expected for 'commit' view (& similar).
3818 # Parameters are a commit hash reference, followed by the list of people
3819 # to output information for. If the list is empty it defaults to both
3820 # author and committer.
3821 sub git_print_authorship_rows {
3822 my $co = shift;
3823 # too bad we can't use @people = @_ || ('author', 'committer')
3824 my @people = @_;
3825 @people = ('author', 'committer') unless @people;
3826 foreach my $who (@people) {
3827 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
3828 print "<tr><td>$who</td><td>" .
3829 format_search_author($co->{"${who}_name"}, $who,
3830 esc_html($co->{"${who}_name"})) . " " .
3831 format_search_author($co->{"${who}_email"}, $who,
3832 esc_html("<" . $co->{"${who}_email"} . ">")) .
3833 "</td><td rowspan=\"2\">" .
3834 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
3835 "</td></tr>\n" .
3836 "<tr>" .
3837 "<td></td><td> $wd{'rfc2822'}";
3838 print_local_time(%wd);
3839 print "</td>" .
3840 "</tr>\n";
3841 }
3842 }
3844 sub git_print_page_path {
3845 my $name = shift;
3846 my $type = shift;
3847 my $hb = shift;
3850 print "<div class=\"page_path\">";
3851 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
3852 -title => 'tree root'}, to_utf8("[$project]"));
3853 print " / ";
3854 if (defined $name) {
3855 my @dirname = split '/', $name;
3856 my $basename = pop @dirname;
3857 my $fullname = '';
3859 foreach my $dir (@dirname) {
3860 $fullname .= ($fullname ? '/' : '') . $dir;
3861 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
3862 hash_base=>$hb),
3863 -title => $fullname}, esc_path($dir));
3864 print " / ";
3865 }
3866 if (defined $type && $type eq 'blob') {
3867 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
3868 hash_base=>$hb),
3869 -title => $name}, esc_path($basename));
3870 } elsif (defined $type && $type eq 'tree') {
3871 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
3872 hash_base=>$hb),
3873 -title => $name}, esc_path($basename));
3874 print " / ";
3875 } else {
3876 print esc_path($basename);
3877 }
3878 }
3879 print "<br/></div>\n";
3880 }
3882 sub git_print_log {
3883 my $log = shift;
3884 my %opts = @_;
3886 if ($opts{'-remove_title'}) {
3887 # remove title, i.e. first line of log
3888 shift @$log;
3889 }
3890 # remove leading empty lines
3891 while (defined $log->[0] && $log->[0] eq "") {
3892 shift @$log;
3893 }
3895 # print log
3896 my $signoff = 0;
3897 my $empty = 0;
3898 foreach my $line (@$log) {
3899 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
3900 $signoff = 1;
3901 $empty = 0;
3902 if (! $opts{'-remove_signoff'}) {
3903 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
3904 next;
3905 } else {
3906 # remove signoff lines
3907 next;
3908 }
3909 } else {
3910 $signoff = 0;
3911 }
3913 # print only one empty line
3914 # do not print empty line after signoff
3915 if ($line eq "") {
3916 next if ($empty || $signoff);
3917 $empty = 1;
3918 } else {
3919 $empty = 0;
3920 }
3922 print format_log_line_html($line) . "<br/>\n";
3923 }
3925 if ($opts{'-final_empty_line'}) {
3926 # end with single empty line
3927 print "<br/>\n" unless $empty;
3928 }
3929 }
3931 # return link target (what link points to)
3932 sub git_get_link_target {
3933 my $hash = shift;
3934 my $link_target;
3936 # read link
3937 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3938 or return;
3939 {
3940 local $/ = undef;
3941 $link_target = <$fd>;
3942 }
3943 close $fd
3944 or return;
3946 return $link_target;
3947 }
3949 # given link target, and the directory (basedir) the link is in,
3950 # return target of link relative to top directory (top tree);
3951 # return undef if it is not possible (including absolute links).
3952 sub normalize_link_target {
3953 my ($link_target, $basedir) = @_;
3955 # absolute symlinks (beginning with '/') cannot be normalized
3956 return if (substr($link_target, 0, 1) eq '/');
3958 # normalize link target to path from top (root) tree (dir)
3959 my $path;
3960 if ($basedir) {
3961 $path = $basedir . '/' . $link_target;
3962 } else {
3963 # we are in top (root) tree (dir)
3964 $path = $link_target;
3965 }
3967 # remove //, /./, and /../
3968 my @path_parts;
3969 foreach my $part (split('/', $path)) {
3970 # discard '.' and ''
3971 next if (!$part || $part eq '.');
3972 # handle '..'
3973 if ($part eq '..') {
3974 if (@path_parts) {
3975 pop @path_parts;
3976 } else {
3977 # link leads outside repository (outside top dir)
3978 return;
3979 }
3980 } else {
3981 push @path_parts, $part;
3982 }
3983 }
3984 $path = join('/', @path_parts);
3986 return $path;
3987 }
3989 # print tree entry (row of git_tree), but without encompassing <tr> element
3990 sub git_print_tree_entry {
3991 my ($t, $basedir, $hash_base, $have_blame) = @_;
3993 my %base_key = ();
3994 $base_key{'hash_base'} = $hash_base if defined $hash_base;
3996 # The format of a table row is: mode list link. Where mode is
3997 # the mode of the entry, list is the name of the entry, an href,
3998 # and link is the action links of the entry.
4000 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4001 if (exists $t->{'size'}) {
4002 print "<td class=\"size\">$t->{'size'}</td>\n";
4003 }
4004 if ($t->{'type'} eq "blob") {
4005 print "<td class=\"list\">" .
4006 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4007 file_name=>"$basedir$t->{'name'}", %base_key),
4008 -class => "list"}, esc_path($t->{'name'}));
4009 if (S_ISLNK(oct $t->{'mode'})) {
4010 my $link_target = git_get_link_target($t->{'hash'});
4011 if ($link_target) {
4012 my $norm_target = normalize_link_target($link_target, $basedir);
4013 if (defined $norm_target) {
4014 print " -> " .
4015 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4016 file_name=>$norm_target),
4017 -title => $norm_target}, esc_path($link_target));
4018 } else {
4019 print " -> " . esc_path($link_target);
4020 }
4021 }
4022 }
4023 print "</td>\n";
4024 print "<td class=\"link\">";
4025 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4026 file_name=>"$basedir$t->{'name'}", %base_key)},
4027 "blob");
4028 if ($have_blame) {
4029 print " | " .
4030 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4031 file_name=>"$basedir$t->{'name'}", %base_key)},
4032 "blame");
4033 }
4034 if (defined $hash_base) {
4035 print " | " .
4036 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4037 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4038 "history");
4039 }
4040 print " | " .
4041 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4042 file_name=>"$basedir$t->{'name'}")},
4043 "raw");
4044 print "</td>\n";
4046 } elsif ($t->{'type'} eq "tree") {
4047 print "<td class=\"list\">";
4048 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4049 file_name=>"$basedir$t->{'name'}",
4050 %base_key)},
4051 esc_path($t->{'name'}));
4052 print "</td>\n";
4053 print "<td class=\"link\">";
4054 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4055 file_name=>"$basedir$t->{'name'}",
4056 %base_key)},
4057 "tree");
4058 if (defined $hash_base) {
4059 print " | " .
4060 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4061 file_name=>"$basedir$t->{'name'}")},
4062 "history");
4063 }
4064 print "</td>\n";
4065 } else {
4066 # unknown object: we can only present history for it
4067 # (this includes 'commit' object, i.e. submodule support)
4068 print "<td class=\"list\">" .
4069 esc_path($t->{'name'}) .
4070 "</td>\n";
4071 print "<td class=\"link\">";
4072 if (defined $hash_base) {
4073 print $cgi->a({-href => href(action=>"history",
4074 hash_base=>$hash_base,
4075 file_name=>"$basedir$t->{'name'}")},
4076 "history");
4077 }
4078 print "</td>\n";
4079 }
4080 }
4082 ## ......................................................................
4083 ## functions printing large fragments of HTML
4085 # get pre-image filenames for merge (combined) diff
4086 sub fill_from_file_info {
4087 my ($diff, @parents) = @_;
4089 $diff->{'from_file'} = [ ];
4090 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4091 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4092 if ($diff->{'status'}[$i] eq 'R' ||
4093 $diff->{'status'}[$i] eq 'C') {
4094 $diff->{'from_file'}[$i] =
4095 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4096 }
4097 }
4099 return $diff;
4100 }
4102 # is current raw difftree line of file deletion
4103 sub is_deleted {
4104 my $diffinfo = shift;
4106 return $diffinfo->{'to_id'} eq ('0' x 40);
4107 }
4109 # does patch correspond to [previous] difftree raw line
4110 # $diffinfo - hashref of parsed raw diff format
4111 # $patchinfo - hashref of parsed patch diff format
4112 # (the same keys as in $diffinfo)
4113 sub is_patch_split {
4114 my ($diffinfo, $patchinfo) = @_;
4116 return defined $diffinfo && defined $patchinfo
4117 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4118 }
4121 sub git_difftree_body {
4122 my ($difftree, $hash, @parents) = @_;
4123 my ($parent) = $parents[0];
4124 my $have_blame = gitweb_check_feature('blame');
4125 print "<div class=\"list_head\">\n";
4126 if ($#{$difftree} > 10) {
4127 print(($#{$difftree} + 1) . " files changed:\n");
4128 }
4129 print "</div>\n";
4131 print "<table class=\"" .
4132 (@parents > 1 ? "combined " : "") .
4133 "diff_tree\">\n";
4135 # header only for combined diff in 'commitdiff' view
4136 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4137 if ($has_header) {
4138 # table header
4139 print "<thead><tr>\n" .
4140 "<th></th><th></th>\n"; # filename, patchN link
4141 for (my $i = 0; $i < @parents; $i++) {
4142 my $par = $parents[$i];
4143 print "<th>" .
4144 $cgi->a({-href => href(action=>"commitdiff",
4145 hash=>$hash, hash_parent=>$par),
4146 -title => 'commitdiff to parent number ' .
4147 ($i+1) . ': ' . substr($par,0,7)},
4148 $i+1) .
4149 " </th>\n";
4150 }
4151 print "</tr></thead>\n<tbody>\n";
4152 }
4154 my $alternate = 1;
4155 my $patchno = 0;
4156 foreach my $line (@{$difftree}) {
4157 my $diff = parsed_difftree_line($line);
4159 if ($alternate) {
4160 print "<tr class=\"dark\">\n";
4161 } else {
4162 print "<tr class=\"light\">\n";
4163 }
4164 $alternate ^= 1;
4166 if (exists $diff->{'nparents'}) { # combined diff
4168 fill_from_file_info($diff, @parents)
4169 unless exists $diff->{'from_file'};
4171 if (!is_deleted($diff)) {
4172 # file exists in the result (child) commit
4173 print "<td>" .
4174 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4175 file_name=>$diff->{'to_file'},
4176 hash_base=>$hash),
4177 -class => "list"}, esc_path($diff->{'to_file'})) .
4178 "</td>\n";
4179 } else {
4180 print "<td>" .
4181 esc_path($diff->{'to_file'}) .
4182 "</td>\n";
4183 }
4185 if ($action eq 'commitdiff') {
4186 # link to patch
4187 $patchno++;
4188 print "<td class=\"link\">" .
4189 $cgi->a({-href => "#patch$patchno"}, "patch") .
4190 " | " .
4191 "</td>\n";
4192 }
4194 my $has_history = 0;
4195 my $not_deleted = 0;
4196 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4197 my $hash_parent = $parents[$i];
4198 my $from_hash = $diff->{'from_id'}[$i];
4199 my $from_path = $diff->{'from_file'}[$i];
4200 my $status = $diff->{'status'}[$i];
4202 $has_history ||= ($status ne 'A');
4203 $not_deleted ||= ($status ne 'D');
4205 if ($status eq 'A') {
4206 print "<td class=\"link\" align=\"right\"> | </td>\n";
4207 } elsif ($status eq 'D') {
4208 print "<td class=\"link\">" .
4209 $cgi->a({-href => href(action=>"blob",
4210 hash_base=>$hash,
4211 hash=>$from_hash,
4212 file_name=>$from_path)},
4213 "blob" . ($i+1)) .
4214 " | </td>\n";
4215 } else {
4216 if ($diff->{'to_id'} eq $from_hash) {
4217 print "<td class=\"link nochange\">";
4218 } else {
4219 print "<td class=\"link\">";
4220 }
4221 print $cgi->a({-href => href(action=>"blobdiff",
4222 hash=>$diff->{'to_id'},
4223 hash_parent=>$from_hash,
4224 hash_base=>$hash,
4225 hash_parent_base=>$hash_parent,
4226 file_name=>$diff->{'to_file'},
4227 file_parent=>$from_path)},
4228 "diff" . ($i+1)) .
4229 " | </td>\n";
4230 }
4231 }
4233 print "<td class=\"link\">";
4234 if ($not_deleted) {
4235 print $cgi->a({-href => href(action=>"blob",
4236 hash=>$diff->{'to_id'},
4237 file_name=>$diff->{'to_file'},
4238 hash_base=>$hash)},
4239 "blob");
4240 print " | " if ($has_history);
4241 }
4242 if ($has_history) {
4243 print $cgi->a({-href => href(action=>"history",
4244 file_name=>$diff->{'to_file'},
4245 hash_base=>$hash)},
4246 "history");
4247 }
4248 print "</td>\n";
4250 print "</tr>\n";
4251 next; # instead of 'else' clause, to avoid extra indent
4252 }
4253 # else ordinary diff
4255 my ($to_mode_oct, $to_mode_str, $to_file_type);
4256 my ($from_mode_oct, $from_mode_str, $from_file_type);
4257 if ($diff->{'to_mode'} ne ('0' x 6)) {
4258 $to_mode_oct = oct $diff->{'to_mode'};
4259 if (S_ISREG($to_mode_oct)) { # only for regular file
4260 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
4261 }
4262 $to_file_type = file_type($diff->{'to_mode'});
4263 }
4264 if ($diff->{'from_mode'} ne ('0' x 6)) {
4265 $from_mode_oct = oct $diff->{'from_mode'};
4266 if (S_ISREG($to_mode_oct)) { # only for regular file
4267 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
4268 }
4269 $from_file_type = file_type($diff->{'from_mode'});
4270 }
4272 if ($diff->{'status'} eq "A") { # created
4273 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
4274 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
4275 $mode_chng .= "]</span>";
4276 print "<td>";
4277 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4278 hash_base=>$hash, file_name=>$diff->{'file'}),
4279 -class => "list"}, esc_path($diff->{'file'}));
4280 print "</td>\n";
4281 print "<td>$mode_chng</td>\n";
4282 print "<td class=\"link\">";
4283 if ($action eq 'commitdiff') {
4284 # link to patch
4285 $patchno++;
4286 print $cgi->a({-href => "#patch$patchno"}, "patch");
4287 print " | ";
4288 }
4289 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4290 hash_base=>$hash, file_name=>$diff->{'file'})},
4291 "blob");
4292 print "</td>\n";
4294 } elsif ($diff->{'status'} eq "D") { # deleted
4295 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
4296 print "<td>";
4297 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4298 hash_base=>$parent, file_name=>$diff->{'file'}),
4299 -class => "list"}, esc_path($diff->{'file'}));
4300 print "</td>\n";
4301 print "<td>$mode_chng</td>\n";
4302 print "<td class=\"link\">";
4303 if ($action eq 'commitdiff') {
4304 # link to patch
4305 $patchno++;
4306 print $cgi->a({-href => "#patch$patchno"}, "patch");
4307 print " | ";
4308 }
4309 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
4310 hash_base=>$parent, file_name=>$diff->{'file'})},
4311 "blob") . " | ";
4312 if ($have_blame) {
4313 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
4314 file_name=>$diff->{'file'})},
4315 "blame") . " | ";
4316 }
4317 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
4318 file_name=>$diff->{'file'})},
4319 "history");
4320 print "</td>\n";
4322 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
4323 my $mode_chnge = "";
4324 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4325 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
4326 if ($from_file_type ne $to_file_type) {
4327 $mode_chnge .= " from $from_file_type to $to_file_type";
4328 }
4329 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
4330 if ($from_mode_str && $to_mode_str) {
4331 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
4332 } elsif ($to_mode_str) {
4333 $mode_chnge .= " mode: $to_mode_str";
4334 }
4335 }
4336 $mode_chnge .= "]</span>\n";
4337 }
4338 print "<td>";
4339 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4340 hash_base=>$hash, file_name=>$diff->{'file'}),
4341 -class => "list"}, esc_path($diff->{'file'}));
4342 print "</td>\n";
4343 print "<td>$mode_chnge</td>\n";
4344 print "<td class=\"link\">";
4345 if ($action eq 'commitdiff') {
4346 # link to patch
4347 $patchno++;
4348 print $cgi->a({-href => "#patch$patchno"}, "patch") .
4349 " | ";
4350 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4351 # "commit" view and modified file (not onlu mode changed)
4352 print $cgi->a({-href => href(action=>"blobdiff",
4353 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4354 hash_base=>$hash, hash_parent_base=>$parent,
4355 file_name=>$diff->{'file'})},
4356 "diff") .
4357 " | ";
4358 }
4359 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4360 hash_base=>$hash, file_name=>$diff->{'file'})},
4361 "blob") . " | ";
4362 if ($have_blame) {
4363 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4364 file_name=>$diff->{'file'})},
4365 "blame") . " | ";
4366 }
4367 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4368 file_name=>$diff->{'file'})},
4369 "history");
4370 print "</td>\n";
4372 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
4373 my %status_name = ('R' => 'moved', 'C' => 'copied');
4374 my $nstatus = $status_name{$diff->{'status'}};
4375 my $mode_chng = "";
4376 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
4377 # mode also for directories, so we cannot use $to_mode_str
4378 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
4379 }
4380 print "<td>" .
4381 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
4382 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
4383 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
4384 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
4385 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
4386 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
4387 -class => "list"}, esc_path($diff->{'from_file'})) .
4388 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
4389 "<td class=\"link\">";
4390 if ($action eq 'commitdiff') {
4391 # link to patch
4392 $patchno++;
4393 print $cgi->a({-href => "#patch$patchno"}, "patch") .
4394 " | ";
4395 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
4396 # "commit" view and modified file (not only pure rename or copy)
4397 print $cgi->a({-href => href(action=>"blobdiff",
4398 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
4399 hash_base=>$hash, hash_parent_base=>$parent,
4400 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
4401 "diff") .
4402 " | ";
4403 }
4404 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4405 hash_base=>$parent, file_name=>$diff->{'to_file'})},
4406 "blob") . " | ";
4407 if ($have_blame) {
4408 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
4409 file_name=>$diff->{'to_file'})},
4410 "blame") . " | ";
4411 }
4412 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
4413 file_name=>$diff->{'to_file'})},
4414 "history");
4415 print "</td>\n";
4417 } # we should not encounter Unmerged (U) or Unknown (X) status
4418 print "</tr>\n";
4419 }
4420 print "</tbody>" if $has_header;
4421 print "</table>\n";
4422 }
4424 sub git_patchset_body {
4425 my ($fd, $difftree, $hash, @hash_parents) = @_;
4426 my ($hash_parent) = $hash_parents[0];
4428 my $is_combined = (@hash_parents > 1);
4429 my $patch_idx = 0;
4430 my $patch_number = 0;
4431 my $patch_line;
4432 my $diffinfo;
4433 my $to_name;
4434 my (%from, %to);
4436 print "<div class=\"patchset\">\n";
4438 # skip to first patch
4439 while ($patch_line = <$fd>) {
4440 chomp $patch_line;
4442 last if ($patch_line =~ m/^diff /);
4443 }
4445 PATCH:
4446 while ($patch_line) {
4448 # parse "git diff" header line
4449 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
4450 # $1 is from_name, which we do not use
4451 $to_name = unquote($2);
4452 $to_name =~ s!^b/!!;
4453 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
4454 # $1 is 'cc' or 'combined', which we do not use
4455 $to_name = unquote($2);
4456 } else {
4457 $to_name = undef;
4458 }
4460 # check if current patch belong to current raw line
4461 # and parse raw git-diff line if needed
4462 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
4463 # this is continuation of a split patch
4464 print "<div class=\"patch cont\">\n";
4465 } else {
4466 # advance raw git-diff output if needed
4467 $patch_idx++ if defined $diffinfo;
4469 # read and prepare patch information
4470 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4472 # compact combined diff output can have some patches skipped
4473 # find which patch (using pathname of result) we are at now;
4474 if ($is_combined) {
4475 while ($to_name ne $diffinfo->{'to_file'}) {
4476 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4477 format_diff_cc_simplified($diffinfo, @hash_parents) .
4478 "</div>\n"; # class="patch"
4480 $patch_idx++;
4481 $patch_number++;
4483 last if $patch_idx > $#$difftree;
4484 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4485 }
4486 }
4488 # modifies %from, %to hashes
4489 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
4491 # this is first patch for raw difftree line with $patch_idx index
4492 # we index @$difftree array from 0, but number patches from 1
4493 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
4494 }
4496 # git diff header
4497 #assert($patch_line =~ m/^diff /) if DEBUG;
4498 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
4499 $patch_number++;
4500 # print "git diff" header
4501 print format_git_diff_header_line($patch_line, $diffinfo,
4502 \%from, \%to);
4504 # print extended diff header
4505 print "<div class=\"diff extended_header\">\n";
4506 EXTENDED_HEADER:
4507 while ($patch_line = <$fd>) {
4508 chomp $patch_line;
4510 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
4512 print format_extended_diff_header_line($patch_line, $diffinfo,
4513 \%from, \%to);
4514 }
4515 print "</div>\n"; # class="diff extended_header"
4517 # from-file/to-file diff header
4518 if (! $patch_line) {
4519 print "</div>\n"; # class="patch"
4520 last PATCH;
4521 }
4522 next PATCH if ($patch_line =~ m/^diff /);
4523 #assert($patch_line =~ m/^---/) if DEBUG;
4525 my $last_patch_line = $patch_line;
4526 $patch_line = <$fd>;
4527 chomp $patch_line;
4528 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
4530 print format_diff_from_to_header($last_patch_line, $patch_line,
4531 $diffinfo, \%from, \%to,
4532 @hash_parents);
4534 # the patch itself
4535 LINE:
4536 while ($patch_line = <$fd>) {
4537 chomp $patch_line;
4539 next PATCH if ($patch_line =~ m/^diff /);
4541 print format_diff_line($patch_line, \%from, \%to);
4542 }
4544 } continue {
4545 print "</div>\n"; # class="patch"
4546 }
4548 # for compact combined (--cc) format, with chunk and patch simplification
4549 # the patchset might be empty, but there might be unprocessed raw lines
4550 for (++$patch_idx if $patch_number > 0;
4551 $patch_idx < @$difftree;
4552 ++$patch_idx) {
4553 # read and prepare patch information
4554 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4556 # generate anchor for "patch" links in difftree / whatchanged part
4557 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4558 format_diff_cc_simplified($diffinfo, @hash_parents) .
4559 "</div>\n"; # class="patch"
4561 $patch_number++;
4562 }
4564 if ($patch_number == 0) {
4565 if (@hash_parents > 1) {
4566 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
4567 } else {
4568 print "<div class=\"diff nodifferences\">No differences found</div>\n";
4569 }
4570 }
4572 print "</div>\n"; # class="patchset"
4573 }
4575 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4577 # fills project list info (age, description, owner, forks) for each
4578 # project in the list, removing invalid projects from returned list
4579 # NOTE: modifies $projlist, but does not remove entries from it
4580 sub fill_project_list_info {
4581 my ($projlist, $check_forks) = @_;
4582 my @projects;
4584 my $show_ctags = gitweb_check_feature('ctags');
4585 PROJECT:
4586 foreach my $pr (@$projlist) {
4587 my (@activity) = git_get_last_activity($pr->{'path'});
4588 unless (@activity) {
4589 next PROJECT;
4590 }
4591 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
4592 if (!defined $pr->{'descr'}) {
4593 my $descr = git_get_project_description($pr->{'path'}) || "";
4594 $descr = to_utf8($descr);
4595 $pr->{'descr_long'} = $descr;
4596 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
4597 }
4598 if (!defined $pr->{'owner'}) {
4599 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
4600 }
4601 if ($check_forks) {
4602 my $pname = $pr->{'path'};
4603 if (($pname =~ s/\.git$//) &&
4604 ($pname !~ /\/$/) &&
4605 (-d "$projectroot/$pname")) {
4606 $pr->{'forks'} = "-d $projectroot/$pname";
4607 } else {
4608 $pr->{'forks'} = 0;
4609 }
4610 }
4611 $show_ctags and $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
4612 push @projects, $pr;
4613 }
4615 return @projects;
4616 }
4618 # print 'sort by' <th> element, generating 'sort by $name' replay link
4619 # if that order is not selected
4620 sub print_sort_th {
4621 print format_sort_th(@_);
4622 }
4624 sub format_sort_th {
4625 my ($name, $order, $header) = @_;
4626 my $sort_th = "";
4627 $header ||= ucfirst($name);
4629 if ($order eq $name) {
4630 $sort_th .= "<th>$header</th>\n";
4631 } else {
4632 $sort_th .= "<th>" .
4633 $cgi->a({-href => href(-replay=>1, order=>$name),
4634 -class => "header"}, $header) .
4635 "</th>\n";
4636 }
4638 return $sort_th;
4639 }
4641 sub git_project_list_body {
4642 # actually uses global variable $project
4643 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
4645 my $check_forks = gitweb_check_feature('forks');
4646 my @projects = fill_project_list_info($projlist, $check_forks);
4648 $order ||= $default_projects_order;
4649 $from = 0 unless defined $from;
4650 $to = $#projects if (!defined $to || $#projects < $to);
4652 my %order_info = (
4653 project => { key => 'path', type => 'str' },
4654 descr => { key => 'descr_long', type => 'str' },
4655 owner => { key => 'owner', type => 'str' },
4656 age => { key => 'age', type => 'num' }
4657 );
4658 my $oi = $order_info{$order};
4659 if ($oi->{'type'} eq 'str') {
4660 @projects = sort {$a->{$oi->{'key'}} cmp $b->{$oi->{'key'}}} @projects;
4661 } else {
4662 @projects = sort {$a->{$oi->{'key'}} <=> $b->{$oi->{'key'}}} @projects;
4663 }
4665 my $show_ctags = gitweb_check_feature('ctags');
4666 if ($show_ctags) {
4667 my %ctags;
4668 foreach my $p (@projects) {
4669 foreach my $ct (keys %{$p->{'ctags'}}) {
4670 $ctags{$ct} += $p->{'ctags'}->{$ct};
4671 }
4672 }
4673 my $cloud = git_populate_project_tagcloud(\%ctags);
4674 print git_show_project_tagcloud($cloud, 64);
4675 }
4677 print "<table class=\"project_list\">\n";
4678 unless ($no_header) {
4679 print "<tr>\n";
4680 if ($check_forks) {
4681 print "<th></th>\n";
4682 }
4683 print_sort_th('project', $order, 'Project');
4684 print_sort_th('descr', $order, 'Description');
4685 print_sort_th('owner', $order, 'Owner');
4686 print_sort_th('age', $order, 'Last Change');
4687 print "<th></th>\n" . # for links
4688 "</tr>\n";
4689 }
4690 my $alternate = 1;
4691 my $tagfilter = $cgi->param('by_tag');
4692 for (my $i = $from; $i <= $to; $i++) {
4693 my $pr = $projects[$i];
4695 next if $tagfilter and $show_ctags and not grep { lc $_ eq lc $tagfilter } keys %{$pr->{'ctags'}};
4696 next if $searchtext and not $pr->{'path'} =~ /$searchtext/
4697 and not $pr->{'descr_long'} =~ /$searchtext/;
4698 # Weed out forks or non-matching entries of search
4699 if ($check_forks) {
4700 my $forkbase = $project; $forkbase ||= ''; $forkbase =~ s#\.git$#/#;
4701 $forkbase="^$forkbase" if $forkbase;
4702 next if not $searchtext and not $tagfilter and $show_ctags
4703 and $pr->{'path'} =~ m#$forkbase.*/.*#; # regexp-safe
4704 }
4706 if ($alternate) {
4707 print "<tr class=\"dark\">\n";
4708 } else {
4709 print "<tr class=\"light\">\n";
4710 }
4711 $alternate ^= 1;
4712 if ($check_forks) {
4713 print "<td>";
4714 if ($pr->{'forks'}) {
4715 print "<!-- $pr->{'forks'} -->\n";
4716 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
4717 }
4718 print "</td>\n";
4719 }
4720 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4721 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
4722 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4723 -class => "list", -title => $pr->{'descr_long'}},
4724 esc_html($pr->{'descr'})) . "</td>\n" .
4725 "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
4726 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
4727 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
4728 "<td class=\"link\">" .
4729 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
4730 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
4731 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
4732 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
4733 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
4734 "</td>\n" .
4735 "</tr>\n";
4736 }
4737 if (defined $extra) {
4738 print "<tr>\n";
4739 if ($check_forks) {
4740 print "<td></td>\n";
4741 }
4742 print "<td colspan=\"5\">$extra</td>\n" .
4743 "</tr>\n";
4744 }
4745 print "</table>\n";
4746 }
4748 sub git_log_body {
4749 # uses global variable $project
4750 my ($commitlist, $from, $to, $refs, $extra) = @_;
4752 $from = 0 unless defined $from;
4753 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4755 for (my $i = 0; $i <= $to; $i++) {
4756 my %co = %{$commitlist->[$i]};
4757 next if !%co;
4758 my $commit = $co{'id'};
4759 my $ref = format_ref_marker($refs, $commit);
4760 my %ad = parse_date($co{'author_epoch'});
4761 git_print_header_div('commit',
4762 "<span class=\"age\">$co{'age_string'}</span>" .
4763 esc_html($co{'title'}) . $ref,
4764 $commit);
4765 print "<div class=\"title_text\">\n" .
4766 "<div class=\"log_link\">\n" .
4767 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
4768 " | " .
4769 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
4770 " | " .
4771 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
4772 "<br/>\n" .
4773 "</div>\n";
4774 git_print_authorship(\%co, -tag => 'span');
4775 print "<br/>\n</div>\n";
4777 print "<div class=\"log_body\">\n";
4778 git_print_log($co{'comment'}, -final_empty_line=> 1);
4779 print "</div>\n";
4780 }
4781 if ($extra) {
4782 print "<div class=\"page_nav\">\n";
4783 print "$extra\n";
4784 print "</div>\n";
4785 }
4786 }
4788 sub git_shortlog_body {
4789 # uses global variable $project
4790 my ($commitlist, $from, $to, $refs, $extra) = @_;
4792 $from = 0 unless defined $from;
4793 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4795 print "<table class=\"shortlog\">\n";
4796 my $alternate = 1;
4797 for (my $i = $from; $i <= $to; $i++) {
4798 my %co = %{$commitlist->[$i]};
4799 my $commit = $co{'id'};
4800 my $ref = format_ref_marker($refs, $commit);
4801 if ($alternate) {
4802 print "<tr class=\"dark\">\n";
4803 } else {
4804 print "<tr class=\"light\">\n";
4805 }
4806 $alternate ^= 1;
4807 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
4808 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4809 format_author_html('td', \%co, 10) . "<td>";
4810 print format_subject_html($co{'title'}, $co{'title_short'},
4811 href(action=>"commit", hash=>$commit), $ref);
4812 print "</td>\n" .
4813 "<td class=\"link\">" .
4814 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
4815 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
4816 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
4817 my $snapshot_links = format_snapshot_links($commit);
4818 if (defined $snapshot_links) {
4819 print " | " . $snapshot_links;
4820 }
4821 print "</td>\n" .
4822 "</tr>\n";
4823 }
4824 if (defined $extra) {
4825 print "<tr>\n" .
4826 "<td colspan=\"4\">$extra</td>\n" .
4827 "</tr>\n";
4828 }
4829 print "</table>\n";
4830 }
4832 sub git_history_body {
4833 # Warning: assumes constant type (blob or tree) during history
4834 my ($commitlist, $from, $to, $refs, $extra,
4835 $file_name, $file_hash, $ftype) = @_;
4837 $from = 0 unless defined $from;
4838 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
4840 print "<table class=\"history\">\n";
4841 my $alternate = 1;
4842 for (my $i = $from; $i <= $to; $i++) {
4843 my %co = %{$commitlist->[$i]};
4844 if (!%co) {
4845 next;
4846 }
4847 my $commit = $co{'id'};
4849 my $ref = format_ref_marker($refs, $commit);
4851 if ($alternate) {
4852 print "<tr class=\"dark\">\n";
4853 } else {
4854 print "<tr class=\"light\">\n";
4855 }
4856 $alternate ^= 1;
4857 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4858 # shortlog: format_author_html('td', \%co, 10)
4859 format_author_html('td', \%co, 15, 3) . "<td>";
4860 # originally git_history used chop_str($co{'title'}, 50)
4861 print format_subject_html($co{'title'}, $co{'title_short'},
4862 href(action=>"commit", hash=>$commit), $ref);
4863 print "</td>\n" .
4864 "<td class=\"link\">" .
4865 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
4866 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
4868 if ($ftype eq 'blob') {
4869 my $blob_current = $file_hash;
4870 my $blob_parent = git_get_hash_by_path($commit, $file_name);
4871 if (defined $blob_current && defined $blob_parent &&
4872 $blob_current ne $blob_parent) {
4873 print " | " .
4874 $cgi->a({-href => href(action=>"blobdiff",
4875 hash=>$blob_current, hash_parent=>$blob_parent,
4876 hash_base=>$hash_base, hash_parent_base=>$commit,
4877 file_name=>$file_name)},
4878 "diff to current");
4879 }
4880 }
4881 print "</td>\n" .
4882 "</tr>\n";
4883 }
4884 if (defined $extra) {
4885 print "<tr>\n" .
4886 "<td colspan=\"4\">$extra</td>\n" .
4887 "</tr>\n";
4888 }
4889 print "</table>\n";
4890 }
4892 sub git_tags_body {
4893 # uses global variable $project
4894 my ($taglist, $from, $to, $extra) = @_;
4895 $from = 0 unless defined $from;
4896 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
4898 print "<table class=\"tags\">\n";
4899 my $alternate = 1;
4900 for (my $i = $from; $i <= $to; $i++) {
4901 my $entry = $taglist->[$i];
4902 my %tag = %$entry;
4903 my $comment = $tag{'subject'};
4904 my $comment_short;
4905 if (defined $comment) {
4906 $comment_short = chop_str($comment, 30, 5);
4907 }
4908 if ($alternate) {
4909 print "<tr class=\"dark\">\n";
4910 } else {
4911 print "<tr class=\"light\">\n";
4912 }
4913 $alternate ^= 1;
4914 if (defined $tag{'age'}) {
4915 print "<td><i>$tag{'age'}</i></td>\n";
4916 } else {
4917 print "<td></td>\n";
4918 }
4919 print "<td>" .
4920 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
4921 -class => "list name"}, esc_html($tag{'name'})) .
4922 "</td>\n" .
4923 "<td>";
4924 if (defined $comment) {
4925 print format_subject_html($comment, $comment_short,
4926 href(action=>"tag", hash=>$tag{'id'}));
4927 }
4928 print "</td>\n" .
4929 "<td class=\"selflink\">";
4930 if ($tag{'type'} eq "tag") {
4931 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
4932 } else {
4933 print " ";
4934 }
4935 print "</td>\n" .
4936 "<td class=\"link\">" . " | " .
4937 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
4938 if ($tag{'reftype'} eq "commit") {
4939 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
4940 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
4941 } elsif ($tag{'reftype'} eq "blob") {
4942 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
4943 }
4944 print "</td>\n" .
4945 "</tr>";
4946 }
4947 if (defined $extra) {
4948 print "<tr>\n" .
4949 "<td colspan=\"5\">$extra</td>\n" .
4950 "</tr>\n";
4951 }
4952 print "</table>\n";
4953 }
4955 sub git_heads_body {
4956 # uses global variable $project
4957 my ($headlist, $head, $from, $to, $extra) = @_;
4958 $from = 0 unless defined $from;
4959 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
4961 print "<table class=\"heads\">\n";
4962 my $alternate = 1;
4963 for (my $i = $from; $i <= $to; $i++) {
4964 my $entry = $headlist->[$i];
4965 my %ref = %$entry;
4966 my $curr = $ref{'id'} eq $head;
4967 if ($alternate) {
4968 print "<tr class=\"dark\">\n";
4969 } else {
4970 print "<tr class=\"light\">\n";
4971 }
4972 $alternate ^= 1;
4973 print "<td><i>$ref{'age'}</i></td>\n" .
4974 ($curr ? "<td class=\"current_head\">" : "<td>") .
4975 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
4976 -class => "list name"},esc_html($ref{'name'})) .
4977 "</td>\n" .
4978 "<td class=\"link\">" .
4979 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
4980 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
4981 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'name'})}, "tree") .
4982 "</td>\n" .
4983 "</tr>";
4984 }
4985 if (defined $extra) {
4986 print "<tr>\n" .
4987 "<td colspan=\"3\">$extra</td>\n" .
4988 "</tr>\n";
4989 }
4990 print "</table>\n";
4991 }
4993 sub git_search_grep_body {
4994 my ($commitlist, $from, $to, $extra) = @_;
4995 $from = 0 unless defined $from;
4996 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4998 print "<table class=\"commit_search\">\n";
4999 my $alternate = 1;
5000 for (my $i = $from; $i <= $to; $i++) {
5001 my %co = %{$commitlist->[$i]};
5002 if (!%co) {
5003 next;
5004 }
5005 my $commit = $co{'id'};
5006 if ($alternate) {
5007 print "<tr class=\"dark\">\n";
5008 } else {
5009 print "<tr class=\"light\">\n";
5010 }
5011 $alternate ^= 1;
5012 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5013 format_author_html('td', \%co, 15, 5) .
5014 "<td>" .
5015 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5016 -class => "list subject"},
5017 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5018 my $comment = $co{'comment'};
5019 foreach my $line (@$comment) {
5020 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
5021 my ($lead, $match, $trail) = ($1, $2, $3);
5022 $match = chop_str($match, 70, 5, 'center');
5023 my $contextlen = int((80 - length($match))/2);
5024 $contextlen = 30 if ($contextlen > 30);
5025 $lead = chop_str($lead, $contextlen, 10, 'left');
5026 $trail = chop_str($trail, $contextlen, 10, 'right');
5028 $lead = esc_html($lead);
5029 $match = esc_html($match);
5030 $trail = esc_html($trail);
5032 print "$lead<span class=\"match\">$match</span>$trail<br />";
5033 }
5034 }
5035 print "</td>\n" .
5036 "<td class=\"link\">" .
5037 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5038 " | " .
5039 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
5040 " | " .
5041 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5042 print "</td>\n" .
5043 "</tr>\n";
5044 }
5045 if (defined $extra) {
5046 print "<tr>\n" .
5047 "<td colspan=\"3\">$extra</td>\n" .
5048 "</tr>\n";
5049 }
5050 print "</table>\n";
5051 }
5053 ## ======================================================================
5054 ## ======================================================================
5055 ## actions
5057 sub git_project_list {
5058 my $order = $input_params{'order'};
5059 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5060 die_error(400, "Unknown order parameter");
5061 }
5063 my @list = git_get_projects_list();
5064 if (!@list) {
5065 die_error(404, "No projects found");
5066 }
5068 git_header_html();
5069 if (defined $home_text && -f $home_text) {
5070 print "<div class=\"index_include\">\n";
5071 insert_file($home_text);
5072 print "</div>\n";
5073 }
5074 print $cgi->startform(-method => "get") .
5075 "<p class=\"projsearch\">Search:\n" .
5076 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
5077 "</p>" .
5078 $cgi->end_form() . "\n";
5079 git_project_list_body(\@list, $order);
5080 git_footer_html();
5081 }
5083 sub git_forks {
5084 my $order = $input_params{'order'};
5085 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
5086 die_error(400, "Unknown order parameter");
5087 }
5089 my @list = git_get_projects_list($project);
5090 if (!@list) {
5091 die_error(404, "No forks found");
5092 }
5094 git_header_html();
5095 git_print_page_nav('','');
5096 git_print_header_div('summary', "$project forks");
5097 git_project_list_body(\@list, $order);
5098 git_footer_html();
5099 }
5101 sub git_project_index {
5102 my @projects = git_get_projects_list($project);
5104 print $cgi->header(
5105 -type => 'text/plain',
5106 -charset => 'utf-8',
5107 -content_disposition => 'inline; filename="index.aux"');
5109 foreach my $pr (@projects) {
5110 if (!exists $pr->{'owner'}) {
5111 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
5112 }
5114 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
5115 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
5116 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5117 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
5118 $path =~ s/ /\+/g;
5119 $owner =~ s/ /\+/g;
5121 print "$path $owner\n";
5122 }
5123 }
5125 sub git_summary {
5126 my $descr = git_get_project_description($project) || "none";
5127 my %co = parse_commit("HEAD");
5128 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
5129 my $head = $co{'id'};
5131 my $owner = git_get_project_owner($project);
5133 my $refs = git_get_references();
5134 # These get_*_list functions return one more to allow us to see if
5135 # there are more ...
5136 my @taglist = git_get_tags_list(16);
5137 my @headlist = git_get_heads_list(16);
5138 my @forklist;
5139 my $check_forks = gitweb_check_feature('forks');
5141 if ($check_forks) {
5142 @forklist = git_get_projects_list($project);
5143 }
5145 git_header_html();
5146 git_print_page_nav('summary','', $head);
5148 print "<div class=\"title\"> </div>\n";
5149 print "<table class=\"projects_list\">\n" .
5150 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
5151 "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
5152 if (defined $cd{'rfc2822'}) {
5153 print "<tr id=\"metadata_lchange\"><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
5154 }
5156 # use per project git URL list in $projectroot/$project/cloneurl
5157 # or make project git URL from git base URL and project name
5158 my $url_tag = "URL";
5159 my @url_list = git_get_project_url_list($project);
5160 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
5161 foreach my $git_url (@url_list) {
5162 next unless $git_url;
5163 print "<tr class=\"metadata_url\"><td>$url_tag</td><td>$git_url</td></tr>\n";
5164 $url_tag = "";
5165 }
5167 # Tag cloud
5168 my $show_ctags = gitweb_check_feature('ctags');
5169 if ($show_ctags) {
5170 my $ctags = git_get_project_ctags($project);
5171 my $cloud = git_populate_project_tagcloud($ctags);
5172 print "<tr id=\"metadata_ctags\"><td>Content tags:<br />";
5173 print "</td>\n<td>" unless %$ctags;
5174 print "<form action=\"$show_ctags\" method=\"post\"><input type=\"hidden\" name=\"p\" value=\"$project\" />Add: <input type=\"text\" name=\"t\" size=\"8\" /></form>";
5175 print "</td>\n<td>" if %$ctags;
5176 print git_show_project_tagcloud($cloud, 48);
5177 print "</td></tr>";
5178 }
5180 print "</table>\n";
5182 # If XSS prevention is on, we don't include README.html.
5183 # TODO: Allow a readme in some safe format.
5184 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
5185 print "<div class=\"title\">readme</div>\n" .
5186 "<div class=\"readme\">\n";
5187 insert_file("$projectroot/$project/README.html");
5188 print "\n</div>\n"; # class="readme"
5189 }
5191 # we need to request one more than 16 (0..15) to check if
5192 # those 16 are all
5193 my @commitlist = $head ? parse_commits($head, 17) : ();
5194 if (@commitlist) {
5195 git_print_header_div('shortlog');
5196 git_shortlog_body(\@commitlist, 0, 15, $refs,
5197 $#commitlist <= 15 ? undef :
5198 $cgi->a({-href => href(action=>"shortlog")}, "..."));
5199 }
5201 if (@taglist) {
5202 git_print_header_div('tags');
5203 git_tags_body(\@taglist, 0, 15,
5204 $#taglist <= 15 ? undef :
5205 $cgi->a({-href => href(action=>"tags")}, "..."));
5206 }
5208 if (@headlist) {
5209 git_print_header_div('heads');
5210 git_heads_body(\@headlist, $head, 0, 15,
5211 $#headlist <= 15 ? undef :
5212 $cgi->a({-href => href(action=>"heads")}, "..."));
5213 }
5215 if (@forklist) {
5216 git_print_header_div('forks');
5217 git_project_list_body(\@forklist, 'age', 0, 15,
5218 $#forklist <= 15 ? undef :
5219 $cgi->a({-href => href(action=>"forks")}, "..."),
5220 'no_header');
5221 }
5223 git_footer_html();
5224 }
5226 sub git_tag {
5227 my %tag = parse_tag($hash);
5229 if (! %tag) {
5230 die_error(404, "Unknown tag object");
5231 }
5233 my $head = git_get_head_hash($project);
5234 git_header_html();
5235 git_print_page_nav('','', $head,undef,$head);
5236 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
5237 print "<div class=\"title_text\">\n" .
5238 "<table class=\"object_header\">\n" .
5239 "<tr>\n" .
5240 "<td>object</td>\n" .
5241 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
5242 $tag{'object'}) . "</td>\n" .
5243 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
5244 $tag{'type'}) . "</td>\n" .
5245 "</tr>\n";
5246 if (defined($tag{'author'})) {
5247 git_print_authorship_rows(\%tag, 'author');
5248 }
5249 print "</table>\n\n" .
5250 "</div>\n";
5251 print "<div class=\"page_body\">";
5252 my $comment = $tag{'comment'};
5253 foreach my $line (@$comment) {
5254 chomp $line;
5255 print esc_html($line, -nbsp=>1) . "<br/>\n";
5256 }
5257 print "</div>\n";
5258 git_footer_html();
5259 }
5261 sub git_blame_common {
5262 my $format = shift || 'porcelain';
5263 if ($format eq 'porcelain' && $cgi->param('js')) {
5264 $format = 'incremental';
5265 $action = 'blame_incremental'; # for page title etc
5266 }
5268 # permissions
5269 gitweb_check_feature('blame')
5270 or die_error(403, "Blame view not allowed");
5272 # error checking
5273 die_error(400, "No file name given") unless $file_name;
5274 $hash_base ||= git_get_head_hash($project);
5275 die_error(404, "Couldn't find base commit") unless $hash_base;
5276 my %co = parse_commit($hash_base)
5277 or die_error(404, "Commit not found");
5278 my $ftype = "blob";
5279 if (!defined $hash) {
5280 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
5281 or die_error(404, "Error looking up file");
5282 } else {
5283 $ftype = git_get_type($hash);
5284 if ($ftype !~ "blob") {
5285 die_error(400, "Object is not a blob");
5286 }
5287 }
5289 my $fd;
5290 if ($format eq 'incremental') {
5291 # get file contents (as base)
5292 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
5293 or die_error(500, "Open git-cat-file failed");
5294 } elsif ($format eq 'data') {
5295 # run git-blame --incremental
5296 open $fd, "-|", git_cmd(), "blame", "--incremental",
5297 $hash_base, "--", $file_name
5298 or die_error(500, "Open git-blame --incremental failed");
5299 } else {
5300 # run git-blame --porcelain
5301 open $fd, "-|", git_cmd(), "blame", '-p',
5302 $hash_base, '--', $file_name
5303 or die_error(500, "Open git-blame --porcelain failed");
5304 }
5306 # incremental blame data returns early
5307 if ($format eq 'data') {
5308 print $cgi->header(
5309 -type=>"text/plain", -charset => "utf-8",
5310 -status=> "200 OK");
5311 local $| = 1; # output autoflush
5312 print while <$fd>;
5313 close $fd
5314 or print "ERROR $!\n";
5316 print 'END';
5317 if (defined $t0 && gitweb_check_feature('timed')) {
5318 print ' '.
5319 Time::HiRes::tv_interval($t0, [Time::HiRes::gettimeofday()]).
5320 ' '.$number_of_git_cmds;
5321 }
5322 print "\n";
5324 return;
5325 }
5327 # page header
5328 git_header_html();
5329 my $formats_nav =
5330 $cgi->a({-href => href(action=>"blob", -replay=>1)},
5331 "blob") .
5332 " | ";
5333 if ($format eq 'incremental') {
5334 $formats_nav .=
5335 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
5336 "blame") . " (non-incremental)";
5337 } else {
5338 $formats_nav .=
5339 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
5340 "blame") . " (incremental)";
5341 }
5342 $formats_nav .=
5343 " | " .
5344 $cgi->a({-href => href(action=>"history", -replay=>1)},
5345 "history") .
5346 " | " .
5347 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
5348 "HEAD");
5349 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
5350 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5351 git_print_page_path($file_name, $ftype, $hash_base);
5353 # page body
5354 if ($format eq 'incremental') {
5355 print "<noscript>\n<div class=\"error\"><center><b>\n".
5356 "This page requires JavaScript to run.\n Use ".
5357 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
5358 'this page').
5359 " instead.\n".
5360 "</b></center></div>\n</noscript>\n";
5362 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
5363 }
5365 print qq!<div class="page_body">\n!;
5366 print qq!<div id="progress_info">... / ...</div>\n!
5367 if ($format eq 'incremental');
5368 print qq!<table id="blame_table" class="blame" width="100%">\n!.
5369 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
5370 qq!<thead>\n!.
5371 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
5372 qq!</thead>\n!.
5373 qq!<tbody>\n!;
5375 my @rev_color = qw(light dark);
5376 my $num_colors = scalar(@rev_color);
5377 my $current_color = 0;
5379 if ($format eq 'incremental') {
5380 my $color_class = $rev_color[$current_color];
5382 #contents of a file
5383 my $linenr = 0;
5384 LINE:
5385 while (my $line = <$fd>) {
5386 chomp $line;
5387 $linenr++;
5389 print qq!<tr id="l$linenr" class="$color_class">!.
5390 qq!<td class="sha1"><a href=""> </a></td>!.
5391 qq!<td class="linenr">!.
5392 qq!<a class="linenr" href="">$linenr</a></td>!;
5393 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
5394 print qq!</tr>\n!;
5395 }
5397 } else { # porcelain, i.e. ordinary blame
5398 my %metainfo = (); # saves information about commits
5400 # blame data
5401 LINE:
5402 while (my $line = <$fd>) {
5403 chomp $line;
5404 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
5405 # no <lines in group> for subsequent lines in group of lines
5406 my ($full_rev, $orig_lineno, $lineno, $group_size) =
5407 ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/);
5408 if (!exists $metainfo{$full_rev}) {
5409 $metainfo{$full_rev} = { 'nprevious' => 0 };
5410 }
5411 my $meta = $metainfo{$full_rev};
5412 my $data;
5413 while ($data = <$fd>) {
5414 chomp $data;
5415 last if ($data =~ s/^\t//); # contents of line
5416 if ($data =~ /^(\S+)(?: (.*))?$/) {
5417 $meta->{$1} = $2 unless exists $meta->{$1};
5418 }
5419 if ($data =~ /^previous /) {
5420 $meta->{'nprevious'}++;
5421 }
5422 }
5423 my $short_rev = substr($full_rev, 0, 8);
5424 my $author = $meta->{'author'};
5425 my %date =
5426 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
5427 my $date = $date{'iso-tz'};
5428 if ($group_size) {
5429 $current_color = ($current_color + 1) % $num_colors;
5430 }
5431 my $tr_class = $rev_color[$current_color];
5432 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
5433 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
5434 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
5435 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
5436 if ($group_size) {
5437 print "<td class=\"sha1\"";
5438 print " title=\"". esc_html($author) . ", $date\"";
5439 print " rowspan=\"$group_size\"" if ($group_size > 1);
5440 print ">";
5441 print $cgi->a({-href => href(action=>"commit",
5442 hash=>$full_rev,
5443 file_name=>$file_name)},
5444 esc_html($short_rev));
5445 if ($group_size >= 2) {
5446 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
5447 if (@author_initials) {
5448 print "<br />" .
5449 esc_html(join('', @author_initials));
5450 # or join('.', ...)
5451 }
5452 }
5453 print "</td>\n";
5454 }
5455 # 'previous' <sha1 of parent commit> <filename at commit>
5456 if (exists $meta->{'previous'} &&
5457 $meta->{'previous'} =~ /^([a-fA-F0-9]{40}) (.*)$/) {
5458 $meta->{'parent'} = $1;
5459 $meta->{'file_parent'} = unquote($2);
5460 }
5461 my $linenr_commit =
5462 exists($meta->{'parent'}) ?
5463 $meta->{'parent'} : $full_rev;
5464 my $linenr_filename =
5465 exists($meta->{'file_parent'}) ?
5466 $meta->{'file_parent'} : unquote($meta->{'filename'});
5467 my $blamed = href(action => 'blame',
5468 file_name => $linenr_filename,
5469 hash_base => $linenr_commit);
5470 print "<td class=\"linenr\">";
5471 print $cgi->a({ -href => "$blamed#l$orig_lineno",
5472 -class => "linenr" },
5473 esc_html($lineno));
5474 print "</td>";
5475 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
5476 print "</tr>\n";
5477 } # end while
5479 }
5481 # footer
5482 print "</tbody>\n".
5483 "</table>\n"; # class="blame"
5484 print "</div>\n"; # class="blame_body"
5485 close $fd
5486 or print "Reading blob failed\n";
5488 git_footer_html();
5489 }
5491 sub git_blame {
5492 git_blame_common();
5493 }
5495 sub git_blame_incremental {
5496 git_blame_common('incremental');
5497 }
5499 sub git_blame_data {
5500 git_blame_common('data');
5501 }
5503 sub git_tags {
5504 my $head = git_get_head_hash($project);
5505 git_header_html();
5506 git_print_page_nav('','', $head,undef,$head);
5507 git_print_header_div('summary', $project);
5509 my @tagslist = git_get_tags_list();
5510 if (@tagslist) {
5511 git_tags_body(\@tagslist);
5512 }
5513 git_footer_html();
5514 }
5516 sub git_heads {
5517 my $head = git_get_head_hash($project);
5518 git_header_html();
5519 git_print_page_nav('','', $head,undef,$head);
5520 git_print_header_div('summary', $project);
5522 my @headslist = git_get_heads_list();
5523 if (@headslist) {
5524 git_heads_body(\@headslist, $head);
5525 }
5526 git_footer_html();
5527 }
5529 sub git_blob_plain {
5530 my $type = shift;
5531 my $expires;
5533 if (!defined $hash) {
5534 if (defined $file_name) {
5535 my $base = $hash_base || git_get_head_hash($project);
5536 $hash = git_get_hash_by_path($base, $file_name, "blob")
5537 or die_error(404, "Cannot find file");
5538 } else {
5539 die_error(400, "No file name defined");
5540 }
5541 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5542 # blobs defined by non-textual hash id's can be cached
5543 $expires = "+1d";
5544 }
5546 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
5547 or die_error(500, "Open git-cat-file blob '$hash' failed");
5549 # content-type (can include charset)
5550 $type = blob_contenttype($fd, $file_name, $type);
5552 # "save as" filename, even when no $file_name is given
5553 my $save_as = "$hash";
5554 if (defined $file_name) {
5555 $save_as = $file_name;
5556 } elsif ($type =~ m/^text\//) {
5557 $save_as .= '.txt';
5558 }
5560 # With XSS prevention on, blobs of all types except a few known safe
5561 # ones are served with "Content-Disposition: attachment" to make sure
5562 # they don't run in our security domain. For certain image types,
5563 # blob view writes an <img> tag referring to blob_plain view, and we
5564 # want to be sure not to break that by serving the image as an
5565 # attachment (though Firefox 3 doesn't seem to care).
5566 my $sandbox = $prevent_xss &&
5567 $type !~ m!^(?:text/plain|image/(?:gif|png|jpeg))$!;
5569 print $cgi->header(
5570 -type => $type,
5571 -expires => $expires,
5572 -content_disposition =>
5573 ($sandbox ? 'attachment' : 'inline')
5574 . '; filename="' . $save_as . '"');
5575 local $/ = undef;
5576 binmode STDOUT, ':raw';
5577 print <$fd>;
5578 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
5579 close $fd;
5580 }
5582 sub git_blob {
5583 my $expires;
5585 if (!defined $hash) {
5586 if (defined $file_name) {
5587 my $base = $hash_base || git_get_head_hash($project);
5588 $hash = git_get_hash_by_path($base, $file_name, "blob")
5589 or die_error(404, "Cannot find file");
5590 } else {
5591 die_error(400, "No file name defined");
5592 }
5593 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5594 # blobs defined by non-textual hash id's can be cached
5595 $expires = "+1d";
5596 }
5598 my $have_blame = gitweb_check_feature('blame');
5599 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
5600 or die_error(500, "Couldn't cat $file_name, $hash");
5601 my $mimetype = blob_mimetype($fd, $file_name);
5602 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
5603 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
5604 close $fd;
5605 return git_blob_plain($mimetype);
5606 }
5607 # we can have blame only for text/* mimetype
5608 $have_blame &&= ($mimetype =~ m!^text/!);
5610 my $highlight = gitweb_check_feature('highlight');
5611 my $syntax = guess_file_syntax($highlight, $mimetype, $file_name);
5612 $fd = run_highlighter($fd, $highlight, $syntax)
5613 if $syntax;
5615 git_header_html(undef, $expires);
5616 my $formats_nav = '';
5617 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5618 if (defined $file_name) {
5619 if ($have_blame) {
5620 $formats_nav .=
5621 $cgi->a({-href => href(action=>"blame", -replay=>1)},
5622 "blame") .
5623 " | ";
5624 }
5625 $formats_nav .=
5626 $cgi->a({-href => href(action=>"history", -replay=>1)},
5627 "history") .
5628 " | " .
5629 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
5630 "raw") .
5631 " | " .
5632 $cgi->a({-href => href(action=>"blob",
5633 hash_base=>"HEAD", file_name=>$file_name)},
5634 "HEAD");
5635 } else {
5636 $formats_nav .=
5637 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
5638 "raw");
5639 }
5640 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
5641 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5642 } else {
5643 print "<div class=\"page_nav\">\n" .
5644 "<br/><br/></div>\n" .
5645 "<div class=\"title\">".esc_html($hash)."</div>\n";
5646 }
5647 git_print_page_path($file_name, "blob", $hash_base);
5648 print "<div class=\"page_body\">\n";
5649 if ($mimetype =~ m!^image/!) {
5650 print qq!<img type="!.esc_attr($mimetype).qq!"!;
5651 if ($file_name) {
5652 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
5653 }
5654 print qq! src="! .
5655 href(action=>"blob_plain", hash=>$hash,
5656 hash_base=>$hash_base, file_name=>$file_name) .
5657 qq!" />\n!;
5658 } else {
5659 my $nr;
5660 while (my $line = <$fd>) {
5661 chomp $line;
5662 $nr++;
5663 $line = untabify($line);
5664 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
5665 $nr, esc_attr(href(-replay => 1)), $nr, $nr, $syntax ? $line : esc_html($line, -nbsp=>1);
5666 }
5667 }
5668 close $fd
5669 or print "Reading blob failed.\n";
5670 print "</div>";
5671 git_footer_html();
5672 }
5674 sub git_tree {
5675 if (!defined $hash_base) {
5676 $hash_base = "HEAD";
5677 }
5678 if (!defined $hash) {
5679 if (defined $file_name) {
5680 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
5681 } else {
5682 $hash = $hash_base;
5683 }
5684 }
5685 die_error(404, "No such tree") unless defined($hash);
5687 my $show_sizes = gitweb_check_feature('show-sizes');
5688 my $have_blame = gitweb_check_feature('blame');
5690 my @entries = ();
5691 {
5692 local $/ = "\0";
5693 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
5694 ($show_sizes ? '-l' : ()), @extra_options, $hash
5695 or die_error(500, "Open git-ls-tree failed");
5696 @entries = map { chomp; $_ } <$fd>;
5697 close $fd
5698 or die_error(404, "Reading tree failed");
5699 }
5701 my $refs = git_get_references();
5702 my $ref = format_ref_marker($refs, $hash_base);
5703 git_header_html();
5704 my $basedir = '';
5705 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5706 my @views_nav = ();
5707 if (defined $file_name) {
5708 push @views_nav,
5709 $cgi->a({-href => href(action=>"history", -replay=>1)},
5710 "history"),
5711 $cgi->a({-href => href(action=>"tree",
5712 hash_base=>"HEAD", file_name=>$file_name)},
5713 "HEAD"),
5714 }
5715 my $snapshot_links = format_snapshot_links($hash);
5716 if (defined $snapshot_links) {
5717 # FIXME: Should be available when we have no hash base as well.
5718 push @views_nav, $snapshot_links;
5719 }
5720 git_print_page_nav('tree','', $hash_base, undef, undef,
5721 join(' | ', @views_nav));
5722 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
5723 } else {
5724 undef $hash_base;
5725 print "<div class=\"page_nav\">\n";
5726 print "<br/><br/></div>\n";
5727 print "<div class=\"title\">".esc_html($hash)."</div>\n";
5728 }
5729 if (defined $file_name) {
5730 $basedir = $file_name;
5731 if ($basedir ne '' && substr($basedir, -1) ne '/') {
5732 $basedir .= '/';
5733 }
5734 git_print_page_path($file_name, 'tree', $hash_base);
5735 }
5736 print "<div class=\"page_body\">\n";
5737 print "<table class=\"tree\">\n";
5738 my $alternate = 1;
5739 # '..' (top directory) link if possible
5740 if (defined $hash_base &&
5741 defined $file_name && $file_name =~ m![^/]+$!) {
5742 if ($alternate) {
5743 print "<tr class=\"dark\">\n";
5744 } else {
5745 print "<tr class=\"light\">\n";
5746 }
5747 $alternate ^= 1;
5749 my $up = $file_name;
5750 $up =~ s!/?[^/]+$!!;
5751 undef $up unless $up;
5752 # based on git_print_tree_entry
5753 print '<td class="mode">' . mode_str('040000') . "</td>\n";
5754 print '<td class="size"> </td>'."\n" if $show_sizes;
5755 print '<td class="list">';
5756 print $cgi->a({-href => href(action=>"tree",
5757 hash_base=>$hash_base,
5758 file_name=>$up)},
5759 "..");
5760 print "</td>\n";
5761 print "<td class=\"link\"></td>\n";
5763 print "</tr>\n";
5764 }
5765 foreach my $line (@entries) {
5766 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
5768 if ($alternate) {
5769 print "<tr class=\"dark\">\n";
5770 } else {
5771 print "<tr class=\"light\">\n";
5772 }
5773 $alternate ^= 1;
5775 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
5777 print "</tr>\n";
5778 }
5779 print "</table>\n" .
5780 "</div>";
5781 git_footer_html();
5782 }
5784 sub snapshot_name {
5785 my ($project, $hash) = @_;
5787 # path/to/project.git -> project
5788 # path/to/project/.git -> project
5789 my $name = to_utf8($project);
5790 $name =~ s,([^/])/*\.git$,$1,;
5791 $name = basename($name);
5792 # sanitize name
5793 $name =~ s/[[:cntrl:]]/?/g;
5795 my $ver = $hash;
5796 if ($hash =~ /^[0-9a-fA-F]+$/) {
5797 # shorten SHA-1 hash
5798 my $full_hash = git_get_full_hash($project, $hash);
5799 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
5800 $ver = git_get_short_hash($project, $hash);
5801 }
5802 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
5803 # tags don't need shortened SHA-1 hash
5804 $ver = $1;
5805 } else {
5806 # branches and other need shortened SHA-1 hash
5807 if ($hash =~ m!^refs/(?:heads|remotes)/(.*)$!) {
5808 $ver = $1;
5809 }
5810 $ver .= '-' . git_get_short_hash($project, $hash);
5811 }
5812 # in case of hierarchical branch names
5813 $ver =~ s!/!.!g;
5815 # name = project-version_string
5816 $name = "$name-$ver";
5818 return wantarray ? ($name, $name) : $name;
5819 }
5821 sub git_snapshot {
5822 my $format = $input_params{'snapshot_format'};
5823 if (!@snapshot_fmts) {
5824 die_error(403, "Snapshots not allowed");
5825 }
5826 # default to first supported snapshot format
5827 $format ||= $snapshot_fmts[0];
5828 if ($format !~ m/^[a-z0-9]+$/) {
5829 die_error(400, "Invalid snapshot format parameter");
5830 } elsif (!exists($known_snapshot_formats{$format})) {
5831 die_error(400, "Unknown snapshot format");
5832 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
5833 die_error(403, "Snapshot format not allowed");
5834 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
5835 die_error(403, "Unsupported snapshot format");
5836 }
5838 my $type = git_get_type("$hash^{}");
5839 if (!$type) {
5840 die_error(404, 'Object does not exist');
5841 } elsif ($type eq 'blob') {
5842 die_error(400, 'Object is not a tree-ish');
5843 }
5845 my ($name, $prefix) = snapshot_name($project, $hash);
5846 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
5847 my $cmd = quote_command(
5848 git_cmd(), 'archive',
5849 "--format=$known_snapshot_formats{$format}{'format'}",
5850 "--prefix=$prefix/", $hash);
5851 if (exists $known_snapshot_formats{$format}{'compressor'}) {
5852 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
5853 }
5855 $filename =~ s/(["\\])/\\$1/g;
5856 print $cgi->header(
5857 -type => $known_snapshot_formats{$format}{'type'},
5858 -content_disposition => 'inline; filename="' . $filename . '"',
5859 -status => '200 OK');
5861 open my $fd, "-|", $cmd
5862 or die_error(500, "Execute git-archive failed");
5863 binmode STDOUT, ':raw';
5864 print <$fd>;
5865 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
5866 close $fd;
5867 }
5869 sub git_log_generic {
5870 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
5872 my $head = git_get_head_hash($project);
5873 if (!defined $base) {
5874 $base = $head;
5875 }
5876 if (!defined $page) {
5877 $page = 0;
5878 }
5879 my $refs = git_get_references();
5881 my $commit_hash = $base;
5882 if (defined $parent) {
5883 $commit_hash = "$parent..$base";
5884 }
5885 my @commitlist =
5886 parse_commits($commit_hash, 101, (100 * $page),
5887 defined $file_name ? ($file_name, "--full-history") : ());
5889 my $ftype;
5890 if (!defined $file_hash && defined $file_name) {
5891 # some commits could have deleted file in question,
5892 # and not have it in tree, but one of them has to have it
5893 for (my $i = 0; $i < @commitlist; $i++) {
5894 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
5895 last if defined $file_hash;
5896 }
5897 }
5898 if (defined $file_hash) {
5899 $ftype = git_get_type($file_hash);
5900 }
5901 if (defined $file_name && !defined $ftype) {
5902 die_error(500, "Unknown type of object");
5903 }
5904 my %co;
5905 if (defined $file_name) {
5906 %co = parse_commit($base)
5907 or die_error(404, "Unknown commit object");
5908 }
5911 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
5912 my $next_link = '';
5913 if ($#commitlist >= 100) {
5914 $next_link =
5915 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5916 -accesskey => "n", -title => "Alt-n"}, "next");
5917 }
5918 my $patch_max = gitweb_get_feature('patches');
5919 if ($patch_max && !defined $file_name) {
5920 if ($patch_max < 0 || @commitlist <= $patch_max) {
5921 $paging_nav .= " ⋅ " .
5922 $cgi->a({-href => href(action=>"patches", -replay=>1)},
5923 "patches");
5924 }
5925 }
5927 git_header_html();
5928 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
5929 if (defined $file_name) {
5930 git_print_header_div('commit', esc_html($co{'title'}), $base);
5931 } else {
5932 git_print_header_div('summary', $project)
5933 }
5934 git_print_page_path($file_name, $ftype, $hash_base)
5935 if (defined $file_name);
5937 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
5938 $file_name, $file_hash, $ftype);
5940 git_footer_html();
5941 }
5943 sub git_log {
5944 git_log_generic('log', \&git_log_body,
5945 $hash, $hash_parent);
5946 }
5948 sub git_commit {
5949 $hash ||= $hash_base || "HEAD";
5950 my %co = parse_commit($hash)
5951 or die_error(404, "Unknown commit object");
5953 my $parent = $co{'parent'};
5954 my $parents = $co{'parents'}; # listref
5956 # we need to prepare $formats_nav before any parameter munging
5957 my $formats_nav;
5958 if (!defined $parent) {
5959 # --root commitdiff
5960 $formats_nav .= '(initial)';
5961 } elsif (@$parents == 1) {
5962 # single parent commit
5963 $formats_nav .=
5964 '(parent: ' .
5965 $cgi->a({-href => href(action=>"commit",
5966 hash=>$parent)},
5967 esc_html(substr($parent, 0, 7))) .
5968 ')';
5969 } else {
5970 # merge commit
5971 $formats_nav .=
5972 '(merge: ' .
5973 join(' ', map {
5974 $cgi->a({-href => href(action=>"commit",
5975 hash=>$_)},
5976 esc_html(substr($_, 0, 7)));
5977 } @$parents ) .
5978 ')';
5979 }
5980 if (gitweb_check_feature('patches') && @$parents <= 1) {
5981 $formats_nav .= " | " .
5982 $cgi->a({-href => href(action=>"patch", -replay=>1)},
5983 "patch");
5984 }
5986 if (!defined $parent) {
5987 $parent = "--root";
5988 }
5989 my @difftree;
5990 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
5991 @diff_opts,
5992 (@$parents <= 1 ? $parent : '-c'),
5993 $hash, "--"
5994 or die_error(500, "Open git-diff-tree failed");
5995 @difftree = map { chomp; $_ } <$fd>;
5996 close $fd or die_error(404, "Reading git-diff-tree failed");
5998 # non-textual hash id's can be cached
5999 my $expires;
6000 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6001 $expires = "+1d";
6002 }
6003 my $refs = git_get_references();
6004 my $ref = format_ref_marker($refs, $co{'id'});
6006 git_header_html(undef, $expires);
6007 git_print_page_nav('commit', '',
6008 $hash, $co{'tree'}, $hash,
6009 $formats_nav);
6011 if (defined $co{'parent'}) {
6012 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
6013 } else {
6014 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
6015 }
6016 print "<div class=\"title_text\">\n" .
6017 "<table class=\"object_header\">\n";
6018 git_print_authorship_rows(\%co);
6019 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
6020 print "<tr>" .
6021 "<td>tree</td>" .
6022 "<td class=\"sha1\">" .
6023 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
6024 class => "list"}, $co{'tree'}) .
6025 "</td>" .
6026 "<td class=\"link\">" .
6027 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
6028 "tree");
6029 my $snapshot_links = format_snapshot_links($hash);
6030 if (defined $snapshot_links) {
6031 print " | " . $snapshot_links;
6032 }
6033 print "</td>" .
6034 "</tr>\n";
6036 foreach my $par (@$parents) {
6037 print "<tr>" .
6038 "<td>parent</td>" .
6039 "<td class=\"sha1\">" .
6040 $cgi->a({-href => href(action=>"commit", hash=>$par),
6041 class => "list"}, $par) .
6042 "</td>" .
6043 "<td class=\"link\">" .
6044 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
6045 " | " .
6046 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
6047 "</td>" .
6048 "</tr>\n";
6049 }
6050 print "</table>".
6051 "</div>\n";
6053 print "<div class=\"page_body\">\n";
6054 git_print_log($co{'comment'});
6055 print "</div>\n";
6057 git_difftree_body(\@difftree, $hash, @$parents);
6059 git_footer_html();
6060 }
6062 sub git_object {
6063 # object is defined by:
6064 # - hash or hash_base alone
6065 # - hash_base and file_name
6066 my $type;
6068 # - hash or hash_base alone
6069 if ($hash || ($hash_base && !defined $file_name)) {
6070 my $object_id = $hash || $hash_base;
6072 open my $fd, "-|", quote_command(
6073 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
6074 or die_error(404, "Object does not exist");
6075 $type = <$fd>;
6076 chomp $type;
6077 close $fd
6078 or die_error(404, "Object does not exist");
6080 # - hash_base and file_name
6081 } elsif ($hash_base && defined $file_name) {
6082 $file_name =~ s,/+$,,;
6084 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
6085 or die_error(404, "Base object does not exist");
6087 # here errors should not hapen
6088 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
6089 or die_error(500, "Open git-ls-tree failed");
6090 my $line = <$fd>;
6091 close $fd;
6093 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
6094 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
6095 die_error(404, "File or directory for given base does not exist");
6096 }
6097 $type = $2;
6098 $hash = $3;
6099 } else {
6100 die_error(400, "Not enough information to find object");
6101 }
6103 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
6104 hash=>$hash, hash_base=>$hash_base,
6105 file_name=>$file_name),
6106 -status => '302 Found');
6107 }
6109 sub git_blobdiff {
6110 my $format = shift || 'html';
6112 my $fd;
6113 my @difftree;
6114 my %diffinfo;
6115 my $expires;
6117 # preparing $fd and %diffinfo for git_patchset_body
6118 # new style URI
6119 if (defined $hash_base && defined $hash_parent_base) {
6120 if (defined $file_name) {
6121 # read raw output
6122 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6123 $hash_parent_base, $hash_base,
6124 "--", (defined $file_parent ? $file_parent : ()), $file_name
6125 or die_error(500, "Open git-diff-tree failed");
6126 @difftree = map { chomp; $_ } <$fd>;
6127 close $fd
6128 or die_error(404, "Reading git-diff-tree failed");
6129 @difftree
6130 or die_error(404, "Blob diff not found");
6132 } elsif (defined $hash &&
6133 $hash =~ /[0-9a-fA-F]{40}/) {
6134 # try to find filename from $hash
6136 # read filtered raw output
6137 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6138 $hash_parent_base, $hash_base, "--"
6139 or die_error(500, "Open git-diff-tree failed");
6140 @difftree =
6141 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
6142 # $hash == to_id
6143 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
6144 map { chomp; $_ } <$fd>;
6145 close $fd
6146 or die_error(404, "Reading git-diff-tree failed");
6147 @difftree
6148 or die_error(404, "Blob diff not found");
6150 } else {
6151 die_error(400, "Missing one of the blob diff parameters");
6152 }
6154 if (@difftree > 1) {
6155 die_error(400, "Ambiguous blob diff specification");
6156 }
6158 %diffinfo = parse_difftree_raw_line($difftree[0]);
6159 $file_parent ||= $diffinfo{'from_file'} || $file_name;
6160 $file_name ||= $diffinfo{'to_file'};
6162 $hash_parent ||= $diffinfo{'from_id'};
6163 $hash ||= $diffinfo{'to_id'};
6165 # non-textual hash id's can be cached
6166 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
6167 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
6168 $expires = '+1d';
6169 }
6171 # open patch output
6172 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6173 '-p', ($format eq 'html' ? "--full-index" : ()),
6174 $hash_parent_base, $hash_base,
6175 "--", (defined $file_parent ? $file_parent : ()), $file_name
6176 or die_error(500, "Open git-diff-tree failed");
6177 }
6179 # old/legacy style URI -- not generated anymore since 1.4.3.
6180 if (!%diffinfo) {
6181 die_error('404 Not Found', "Missing one of the blob diff parameters")
6182 }
6184 # header
6185 if ($format eq 'html') {
6186 my $formats_nav =
6187 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
6188 "raw");
6189 git_header_html(undef, $expires);
6190 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
6191 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6192 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6193 } else {
6194 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
6195 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
6196 }
6197 if (defined $file_name) {
6198 git_print_page_path($file_name, "blob", $hash_base);
6199 } else {
6200 print "<div class=\"page_path\"></div>\n";
6201 }
6203 } elsif ($format eq 'plain') {
6204 print $cgi->header(
6205 -type => 'text/plain',
6206 -charset => 'utf-8',
6207 -expires => $expires,
6208 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
6210 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
6212 } else {
6213 die_error(400, "Unknown blobdiff format");
6214 }
6216 # patch
6217 if ($format eq 'html') {
6218 print "<div class=\"page_body\">\n";
6220 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
6221 close $fd;
6223 print "</div>\n"; # class="page_body"
6224 git_footer_html();
6226 } else {
6227 while (my $line = <$fd>) {
6228 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
6229 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
6231 print $line;
6233 last if $line =~ m!^\+\+\+!;
6234 }
6235 local $/ = undef;
6236 print <$fd>;
6237 close $fd;
6238 }
6239 }
6241 sub git_blobdiff_plain {
6242 git_blobdiff('plain');
6243 }
6245 sub git_commitdiff {
6246 my %params = @_;
6247 my $format = $params{-format} || 'html';
6249 my ($patch_max) = gitweb_get_feature('patches');
6250 if ($format eq 'patch') {
6251 die_error(403, "Patch view not allowed") unless $patch_max;
6252 }
6254 $hash ||= $hash_base || "HEAD";
6255 my %co = parse_commit($hash)
6256 or die_error(404, "Unknown commit object");
6258 # choose format for commitdiff for merge
6259 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
6260 $hash_parent = '--cc';
6261 }
6262 # we need to prepare $formats_nav before almost any parameter munging
6263 my $formats_nav;
6264 if ($format eq 'html') {
6265 $formats_nav =
6266 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
6267 "raw");
6268 if ($patch_max && @{$co{'parents'}} <= 1) {
6269 $formats_nav .= " | " .
6270 $cgi->a({-href => href(action=>"patch", -replay=>1)},
6271 "patch");
6272 }
6274 if (defined $hash_parent &&
6275 $hash_parent ne '-c' && $hash_parent ne '--cc') {
6276 # commitdiff with two commits given
6277 my $hash_parent_short = $hash_parent;
6278 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
6279 $hash_parent_short = substr($hash_parent, 0, 7);
6280 }
6281 $formats_nav .=
6282 ' (from';
6283 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
6284 if ($co{'parents'}[$i] eq $hash_parent) {
6285 $formats_nav .= ' parent ' . ($i+1);
6286 last;
6287 }
6288 }
6289 $formats_nav .= ': ' .
6290 $cgi->a({-href => href(action=>"commitdiff",
6291 hash=>$hash_parent)},
6292 esc_html($hash_parent_short)) .
6293 ')';
6294 } elsif (!$co{'parent'}) {
6295 # --root commitdiff
6296 $formats_nav .= ' (initial)';
6297 } elsif (scalar @{$co{'parents'}} == 1) {
6298 # single parent commit
6299 $formats_nav .=
6300 ' (parent: ' .
6301 $cgi->a({-href => href(action=>"commitdiff",
6302 hash=>$co{'parent'})},
6303 esc_html(substr($co{'parent'}, 0, 7))) .
6304 ')';
6305 } else {
6306 # merge commit
6307 if ($hash_parent eq '--cc') {
6308 $formats_nav .= ' | ' .
6309 $cgi->a({-href => href(action=>"commitdiff",
6310 hash=>$hash, hash_parent=>'-c')},
6311 'combined');
6312 } else { # $hash_parent eq '-c'
6313 $formats_nav .= ' | ' .
6314 $cgi->a({-href => href(action=>"commitdiff",
6315 hash=>$hash, hash_parent=>'--cc')},
6316 'compact');
6317 }
6318 $formats_nav .=
6319 ' (merge: ' .
6320 join(' ', map {
6321 $cgi->a({-href => href(action=>"commitdiff",
6322 hash=>$_)},
6323 esc_html(substr($_, 0, 7)));
6324 } @{$co{'parents'}} ) .
6325 ')';
6326 }
6327 }
6329 my $hash_parent_param = $hash_parent;
6330 if (!defined $hash_parent_param) {
6331 # --cc for multiple parents, --root for parentless
6332 $hash_parent_param =
6333 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
6334 }
6336 # read commitdiff
6337 my $fd;
6338 my @difftree;
6339 if ($format eq 'html') {
6340 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6341 "--no-commit-id", "--patch-with-raw", "--full-index",
6342 $hash_parent_param, $hash, "--"
6343 or die_error(500, "Open git-diff-tree failed");
6345 while (my $line = <$fd>) {
6346 chomp $line;
6347 # empty line ends raw part of diff-tree output
6348 last unless $line;
6349 push @difftree, scalar parse_difftree_raw_line($line);
6350 }
6352 } elsif ($format eq 'plain') {
6353 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6354 '-p', $hash_parent_param, $hash, "--"
6355 or die_error(500, "Open git-diff-tree failed");
6356 } elsif ($format eq 'patch') {
6357 # For commit ranges, we limit the output to the number of
6358 # patches specified in the 'patches' feature.
6359 # For single commits, we limit the output to a single patch,
6360 # diverging from the git-format-patch default.
6361 my @commit_spec = ();
6362 if ($hash_parent) {
6363 if ($patch_max > 0) {
6364 push @commit_spec, "-$patch_max";
6365 }
6366 push @commit_spec, '-n', "$hash_parent..$hash";
6367 } else {
6368 if ($params{-single}) {
6369 push @commit_spec, '-1';
6370 } else {
6371 if ($patch_max > 0) {
6372 push @commit_spec, "-$patch_max";
6373 }
6374 push @commit_spec, "-n";
6375 }
6376 push @commit_spec, '--root', $hash;
6377 }
6378 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
6379 '--encoding=utf8', '--stdout', @commit_spec
6380 or die_error(500, "Open git-format-patch failed");
6381 } else {
6382 die_error(400, "Unknown commitdiff format");
6383 }
6385 # non-textual hash id's can be cached
6386 my $expires;
6387 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
6388 $expires = "+1d";
6389 }
6391 # write commit message
6392 if ($format eq 'html') {
6393 my $refs = git_get_references();
6394 my $ref = format_ref_marker($refs, $co{'id'});
6396 git_header_html(undef, $expires);
6397 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
6398 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
6399 print "<div class=\"title_text\">\n" .
6400 "<table class=\"object_header\">\n";
6401 git_print_authorship_rows(\%co);
6402 print "</table>".
6403 "</div>\n";
6404 print "<div class=\"page_body\">\n";
6405 if (@{$co{'comment'}} > 1) {
6406 print "<div class=\"log\">\n";
6407 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
6408 print "</div>\n"; # class="log"
6409 }
6411 } elsif ($format eq 'plain') {
6412 my $refs = git_get_references("tags");
6413 my $tagname = git_get_rev_name_tags($hash);
6414 my $filename = basename($project) . "-$hash.patch";
6416 print $cgi->header(
6417 -type => 'text/plain',
6418 -charset => 'utf-8',
6419 -expires => $expires,
6420 -content_disposition => 'inline; filename="' . "$filename" . '"');
6421 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
6422 print "From: " . to_utf8($co{'author'}) . "\n";
6423 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
6424 print "Subject: " . to_utf8($co{'title'}) . "\n";
6426 print "X-Git-Tag: $tagname\n" if $tagname;
6427 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
6429 foreach my $line (@{$co{'comment'}}) {
6430 print to_utf8($line) . "\n";
6431 }
6432 print "---\n\n";
6433 } elsif ($format eq 'patch') {
6434 my $filename = basename($project) . "-$hash.patch";
6436 print $cgi->header(
6437 -type => 'text/plain',
6438 -charset => 'utf-8',
6439 -expires => $expires,
6440 -content_disposition => 'inline; filename="' . "$filename" . '"');
6441 }
6443 # write patch
6444 if ($format eq 'html') {
6445 my $use_parents = !defined $hash_parent ||
6446 $hash_parent eq '-c' || $hash_parent eq '--cc';
6447 git_difftree_body(\@difftree, $hash,
6448 $use_parents ? @{$co{'parents'}} : $hash_parent);
6449 print "<br/>\n";
6451 git_patchset_body($fd, \@difftree, $hash,
6452 $use_parents ? @{$co{'parents'}} : $hash_parent);
6453 close $fd;
6454 print "</div>\n"; # class="page_body"
6455 git_footer_html();
6457 } elsif ($format eq 'plain') {
6458 local $/ = undef;
6459 print <$fd>;
6460 close $fd
6461 or print "Reading git-diff-tree failed\n";
6462 } elsif ($format eq 'patch') {
6463 local $/ = undef;
6464 print <$fd>;
6465 close $fd
6466 or print "Reading git-format-patch failed\n";
6467 }
6468 }
6470 sub git_commitdiff_plain {
6471 git_commitdiff(-format => 'plain');
6472 }
6474 # format-patch-style patches
6475 sub git_patch {
6476 git_commitdiff(-format => 'patch', -single => 1);
6477 }
6479 sub git_patches {
6480 git_commitdiff(-format => 'patch');
6481 }
6483 sub git_history {
6484 git_log_generic('history', \&git_history_body,
6485 $hash_base, $hash_parent_base,
6486 $file_name, $hash);
6487 }
6489 sub git_search {
6490 gitweb_check_feature('search') or die_error(403, "Search is disabled");
6491 if (!defined $searchtext) {
6492 die_error(400, "Text field is empty");
6493 }
6494 if (!defined $hash) {
6495 $hash = git_get_head_hash($project);
6496 }
6497 my %co = parse_commit($hash);
6498 if (!%co) {
6499 die_error(404, "Unknown commit object");
6500 }
6501 if (!defined $page) {
6502 $page = 0;
6503 }
6505 $searchtype ||= 'commit';
6506 if ($searchtype eq 'pickaxe') {
6507 # pickaxe may take all resources of your box and run for several minutes
6508 # with every query - so decide by yourself how public you make this feature
6509 gitweb_check_feature('pickaxe')
6510 or die_error(403, "Pickaxe is disabled");
6511 }
6512 if ($searchtype eq 'grep') {
6513 gitweb_check_feature('grep')
6514 or die_error(403, "Grep is disabled");
6515 }
6517 git_header_html();
6519 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
6520 my $greptype;
6521 if ($searchtype eq 'commit') {
6522 $greptype = "--grep=";
6523 } elsif ($searchtype eq 'author') {
6524 $greptype = "--author=";
6525 } elsif ($searchtype eq 'committer') {
6526 $greptype = "--committer=";
6527 }
6528 $greptype .= $searchtext;
6529 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
6530 $greptype, '--regexp-ignore-case',
6531 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
6533 my $paging_nav = '';
6534 if ($page > 0) {
6535 $paging_nav .=
6536 $cgi->a({-href => href(action=>"search", hash=>$hash,
6537 searchtext=>$searchtext,
6538 searchtype=>$searchtype)},
6539 "first");
6540 $paging_nav .= " ⋅ " .
6541 $cgi->a({-href => href(-replay=>1, page=>$page-1),
6542 -accesskey => "p", -title => "Alt-p"}, "prev");
6543 } else {
6544 $paging_nav .= "first";
6545 $paging_nav .= " ⋅ prev";
6546 }
6547 my $next_link = '';
6548 if ($#commitlist >= 100) {
6549 $next_link =
6550 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6551 -accesskey => "n", -title => "Alt-n"}, "next");
6552 $paging_nav .= " ⋅ $next_link";
6553 } else {
6554 $paging_nav .= " ⋅ next";
6555 }
6557 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
6558 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6559 if ($page == 0 && !@commitlist) {
6560 print "<p>No match.</p>\n";
6561 } else {
6562 git_search_grep_body(\@commitlist, 0, 99, $next_link);
6563 }
6564 }
6566 if ($searchtype eq 'pickaxe') {
6567 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6568 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6570 print "<table class=\"pickaxe search\">\n";
6571 my $alternate = 1;
6572 local $/ = "\n";
6573 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
6574 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
6575 ($search_use_regexp ? '--pickaxe-regex' : ());
6576 undef %co;
6577 my @files;
6578 while (my $line = <$fd>) {
6579 chomp $line;
6580 next unless $line;
6582 my %set = parse_difftree_raw_line($line);
6583 if (defined $set{'commit'}) {
6584 # finish previous commit
6585 if (%co) {
6586 print "</td>\n" .
6587 "<td class=\"link\">" .
6588 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6589 " | " .
6590 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6591 print "</td>\n" .
6592 "</tr>\n";
6593 }
6595 if ($alternate) {
6596 print "<tr class=\"dark\">\n";
6597 } else {
6598 print "<tr class=\"light\">\n";
6599 }
6600 $alternate ^= 1;
6601 %co = parse_commit($set{'commit'});
6602 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
6603 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6604 "<td><i>$author</i></td>\n" .
6605 "<td>" .
6606 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6607 -class => "list subject"},
6608 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6609 } elsif (defined $set{'to_id'}) {
6610 next if ($set{'to_id'} =~ m/^0{40}$/);
6612 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
6613 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
6614 -class => "list"},
6615 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
6616 "<br/>\n";
6617 }
6618 }
6619 close $fd;
6621 # finish last commit (warning: repetition!)
6622 if (%co) {
6623 print "</td>\n" .
6624 "<td class=\"link\">" .
6625 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6626 " | " .
6627 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6628 print "</td>\n" .
6629 "</tr>\n";
6630 }
6632 print "</table>\n";
6633 }
6635 if ($searchtype eq 'grep') {
6636 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6637 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6639 print "<table class=\"grep_search\">\n";
6640 my $alternate = 1;
6641 my $matches = 0;
6642 local $/ = "\n";
6643 open my $fd, "-|", git_cmd(), 'grep', '-n',
6644 $search_use_regexp ? ('-E', '-i') : '-F',
6645 $searchtext, $co{'tree'};
6646 my $lastfile = '';
6647 while (my $line = <$fd>) {
6648 chomp $line;
6649 my ($file, $lno, $ltext, $binary);
6650 last if ($matches++ > 1000);
6651 if ($line =~ /^Binary file (.+) matches$/) {
6652 $file = $1;
6653 $binary = 1;
6654 } else {
6655 (undef, $file, $lno, $ltext) = split(/:/, $line, 4);
6656 }
6657 if ($file ne $lastfile) {
6658 $lastfile and print "</td></tr>\n";
6659 if ($alternate++) {
6660 print "<tr class=\"dark\">\n";
6661 } else {
6662 print "<tr class=\"light\">\n";
6663 }
6664 print "<td class=\"list\">".
6665 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6666 file_name=>"$file"),
6667 -class => "list"}, esc_path($file));
6668 print "</td><td>\n";
6669 $lastfile = $file;
6670 }
6671 if ($binary) {
6672 print "<div class=\"binary\">Binary file</div>\n";
6673 } else {
6674 $ltext = untabify($ltext);
6675 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6676 $ltext = esc_html($1, -nbsp=>1);
6677 $ltext .= '<span class="match">';
6678 $ltext .= esc_html($2, -nbsp=>1);
6679 $ltext .= '</span>';
6680 $ltext .= esc_html($3, -nbsp=>1);
6681 } else {
6682 $ltext = esc_html($ltext, -nbsp=>1);
6683 }
6684 print "<div class=\"pre\">" .
6685 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6686 file_name=>"$file").'#l'.$lno,
6687 -class => "linenr"}, sprintf('%4i', $lno))
6688 . ' ' . $ltext . "</div>\n";
6689 }
6690 }
6691 if ($lastfile) {
6692 print "</td></tr>\n";
6693 if ($matches > 1000) {
6694 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6695 }
6696 } else {
6697 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6698 }
6699 close $fd;
6701 print "</table>\n";
6702 }
6703 git_footer_html();
6704 }
6706 sub git_search_help {
6707 git_header_html();
6708 git_print_page_nav('','', $hash,$hash,$hash);
6709 print <<EOT;
6710 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
6711 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
6712 the pattern entered is recognized as the POSIX extended
6713 <a href="http://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
6714 insensitive).</p>
6715 <dl>
6716 <dt><b>commit</b></dt>
6717 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
6718 EOT
6719 my $have_grep = gitweb_check_feature('grep');
6720 if ($have_grep) {
6721 print <<EOT;
6722 <dt><b>grep</b></dt>
6723 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
6724 a different one) are searched for the given pattern. On large trees, this search can take
6725 a while and put some strain on the server, so please use it with some consideration. Note that
6726 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
6727 case-sensitive.</dd>
6728 EOT
6729 }
6730 print <<EOT;
6731 <dt><b>author</b></dt>
6732 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
6733 <dt><b>committer</b></dt>
6734 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
6735 EOT
6736 my $have_pickaxe = gitweb_check_feature('pickaxe');
6737 if ($have_pickaxe) {
6738 print <<EOT;
6739 <dt><b>pickaxe</b></dt>
6740 <dd>All commits that caused the string to appear or disappear from any file (changes that
6741 added, removed or "modified" the string) will be listed. This search can take a while and
6742 takes a lot of strain on the server, so please use it wisely. Note that since you may be
6743 interested even in changes just changing the case as well, this search is case sensitive.</dd>
6744 EOT
6745 }
6746 print "</dl>\n";
6747 git_footer_html();
6748 }
6750 sub git_shortlog {
6751 git_log_generic('shortlog', \&git_shortlog_body,
6752 $hash, $hash_parent);
6753 }
6755 ## ......................................................................
6756 ## feeds (RSS, Atom; OPML)
6758 sub git_feed {
6759 my $format = shift || 'atom';
6760 my $have_blame = gitweb_check_feature('blame');
6762 # Atom: http://www.atomenabled.org/developers/syndication/
6763 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
6764 if ($format ne 'rss' && $format ne 'atom') {
6765 die_error(400, "Unknown web feed format");
6766 }
6768 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
6769 my $head = $hash || 'HEAD';
6770 my @commitlist = parse_commits($head, 150, 0, $file_name);
6772 my %latest_commit;
6773 my %latest_date;
6774 my $content_type = "application/$format+xml";
6775 if (defined $cgi->http('HTTP_ACCEPT') &&
6776 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
6777 # browser (feed reader) prefers text/xml
6778 $content_type = 'text/xml';
6779 }
6780 if (defined($commitlist[0])) {
6781 %latest_commit = %{$commitlist[0]};
6782 my $latest_epoch = $latest_commit{'committer_epoch'};
6783 %latest_date = parse_date($latest_epoch);
6784 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
6785 if (defined $if_modified) {
6786 my $since;
6787 if (eval { require HTTP::Date; 1; }) {
6788 $since = HTTP::Date::str2time($if_modified);
6789 } elsif (eval { require Time::ParseDate; 1; }) {
6790 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
6791 }
6792 if (defined $since && $latest_epoch <= $since) {
6793 print $cgi->header(
6794 -type => $content_type,
6795 -charset => 'utf-8',
6796 -last_modified => $latest_date{'rfc2822'},
6797 -status => '304 Not Modified');
6798 return;
6799 }
6800 }
6801 print $cgi->header(
6802 -type => $content_type,
6803 -charset => 'utf-8',
6804 -last_modified => $latest_date{'rfc2822'});
6805 } else {
6806 print $cgi->header(
6807 -type => $content_type,
6808 -charset => 'utf-8');
6809 }
6811 # Optimization: skip generating the body if client asks only
6812 # for Last-Modified date.
6813 return if ($cgi->request_method() eq 'HEAD');
6815 # header variables
6816 my $title = "$site_name - $project/$action";
6817 my $feed_type = 'log';
6818 if (defined $hash) {
6819 $title .= " - '$hash'";
6820 $feed_type = 'branch log';
6821 if (defined $file_name) {
6822 $title .= " :: $file_name";
6823 $feed_type = 'history';
6824 }
6825 } elsif (defined $file_name) {
6826 $title .= " - $file_name";
6827 $feed_type = 'history';
6828 }
6829 $title .= " $feed_type";
6830 my $descr = git_get_project_description($project);
6831 if (defined $descr) {
6832 $descr = esc_html($descr);
6833 } else {
6834 $descr = "$project " .
6835 ($format eq 'rss' ? 'RSS' : 'Atom') .
6836 " feed";
6837 }
6838 my $owner = git_get_project_owner($project);
6839 $owner = esc_html($owner);
6841 #header
6842 my $alt_url;
6843 if (defined $file_name) {
6844 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
6845 } elsif (defined $hash) {
6846 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
6847 } else {
6848 $alt_url = href(-full=>1, action=>"summary");
6849 }
6850 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
6851 if ($format eq 'rss') {
6852 print <<XML;
6853 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
6854 <channel>
6855 XML
6856 print "<title>$title</title>\n" .
6857 "<link>$alt_url</link>\n" .
6858 "<description>$descr</description>\n" .
6859 "<language>en</language>\n" .
6860 # project owner is responsible for 'editorial' content
6861 "<managingEditor>$owner</managingEditor>\n";
6862 if (defined $logo || defined $favicon) {
6863 # prefer the logo to the favicon, since RSS
6864 # doesn't allow both
6865 my $img = esc_url($logo || $favicon);
6866 print "<image>\n" .
6867 "<url>$img</url>\n" .
6868 "<title>$title</title>\n" .
6869 "<link>$alt_url</link>\n" .
6870 "</image>\n";
6871 }
6872 if (%latest_date) {
6873 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
6874 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
6875 }
6876 print "<generator>gitweb v.$version/$git_version</generator>\n";
6877 } elsif ($format eq 'atom') {
6878 print <<XML;
6879 <feed xmlns="http://www.w3.org/2005/Atom">
6880 XML
6881 print "<title>$title</title>\n" .
6882 "<subtitle>$descr</subtitle>\n" .
6883 '<link rel="alternate" type="text/html" href="' .
6884 $alt_url . '" />' . "\n" .
6885 '<link rel="self" type="' . $content_type . '" href="' .
6886 $cgi->self_url() . '" />' . "\n" .
6887 "<id>" . href(-full=>1) . "</id>\n" .
6888 # use project owner for feed author
6889 "<author><name>$owner</name></author>\n";
6890 if (defined $favicon) {
6891 print "<icon>" . esc_url($favicon) . "</icon>\n";
6892 }
6893 if (defined $logo) {
6894 # not twice as wide as tall: 72 x 27 pixels
6895 print "<logo>" . esc_url($logo) . "</logo>\n";
6896 }
6897 if (! %latest_date) {
6898 # dummy date to keep the feed valid until commits trickle in:
6899 print "<updated>1970-01-01T00:00:00Z</updated>\n";
6900 } else {
6901 print "<updated>$latest_date{'iso-8601'}</updated>\n";
6902 }
6903 print "<generator version='$version/$git_version'>gitweb</generator>\n";
6904 }
6906 # contents
6907 for (my $i = 0; $i <= $#commitlist; $i++) {
6908 my %co = %{$commitlist[$i]};
6909 my $commit = $co{'id'};
6910 # we read 150, we always show 30 and the ones more recent than 48 hours
6911 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
6912 last;
6913 }
6914 my %cd = parse_date($co{'author_epoch'});
6916 # get list of changed files
6917 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6918 $co{'parent'} || "--root",
6919 $co{'id'}, "--", (defined $file_name ? $file_name : ())
6920 or next;
6921 my @difftree = map { chomp; $_ } <$fd>;
6922 close $fd
6923 or next;
6925 # print element (entry, item)
6926 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
6927 if ($format eq 'rss') {
6928 print "<item>\n" .
6929 "<title>" . esc_html($co{'title'}) . "</title>\n" .
6930 "<author>" . esc_html($co{'author'}) . "</author>\n" .
6931 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
6932 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
6933 "<link>$co_url</link>\n" .
6934 "<description>" . esc_html($co{'title'}) . "</description>\n" .
6935 "<content:encoded>" .
6936 "<![CDATA[\n";
6937 } elsif ($format eq 'atom') {
6938 print "<entry>\n" .
6939 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
6940 "<updated>$cd{'iso-8601'}</updated>\n" .
6941 "<author>\n" .
6942 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
6943 if ($co{'author_email'}) {
6944 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
6945 }
6946 print "</author>\n" .
6947 # use committer for contributor
6948 "<contributor>\n" .
6949 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
6950 if ($co{'committer_email'}) {
6951 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
6952 }
6953 print "</contributor>\n" .
6954 "<published>$cd{'iso-8601'}</published>\n" .
6955 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
6956 "<id>$co_url</id>\n" .
6957 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
6958 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
6959 }
6960 my $comment = $co{'comment'};
6961 print "<pre>\n";
6962 foreach my $line (@$comment) {
6963 $line = esc_html($line);
6964 print "$line\n";
6965 }
6966 print "</pre><ul>\n";
6967 foreach my $difftree_line (@difftree) {
6968 my %difftree = parse_difftree_raw_line($difftree_line);
6969 next if !$difftree{'from_id'};
6971 my $file = $difftree{'file'} || $difftree{'to_file'};
6973 print "<li>" .
6974 "[" .
6975 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
6976 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
6977 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
6978 file_name=>$file, file_parent=>$difftree{'from_file'}),
6979 -title => "diff"}, 'D');
6980 if ($have_blame) {
6981 print $cgi->a({-href => href(-full=>1, action=>"blame",
6982 file_name=>$file, hash_base=>$commit),
6983 -title => "blame"}, 'B');
6984 }
6985 # if this is not a feed of a file history
6986 if (!defined $file_name || $file_name ne $file) {
6987 print $cgi->a({-href => href(-full=>1, action=>"history",
6988 file_name=>$file, hash=>$commit),
6989 -title => "history"}, 'H');
6990 }
6991 $file = esc_path($file);
6992 print "] ".
6993 "$file</li>\n";
6994 }
6995 if ($format eq 'rss') {
6996 print "</ul>]]>\n" .
6997 "</content:encoded>\n" .
6998 "</item>\n";
6999 } elsif ($format eq 'atom') {
7000 print "</ul>\n</div>\n" .
7001 "</content>\n" .
7002 "</entry>\n";
7003 }
7004 }
7006 # end of feed
7007 if ($format eq 'rss') {
7008 print "</channel>\n</rss>\n";
7009 } elsif ($format eq 'atom') {
7010 print "</feed>\n";
7011 }
7012 }
7014 sub git_rss {
7015 git_feed('rss');
7016 }
7018 sub git_atom {
7019 git_feed('atom');
7020 }
7022 sub git_opml {
7023 my @list = git_get_projects_list();
7025 print $cgi->header(
7026 -type => 'text/xml',
7027 -charset => 'utf-8',
7028 -content_disposition => 'inline; filename="opml.xml"');
7030 print <<XML;
7031 <?xml version="1.0" encoding="utf-8"?>
7032 <opml version="1.0">
7033 <head>
7034 <title>$site_name OPML Export</title>
7035 </head>
7036 <body>
7037 <outline text="git RSS feeds">
7038 XML
7040 foreach my $pr (@list) {
7041 my %proj = %$pr;
7042 my $head = git_get_head_hash($proj{'path'});
7043 if (!defined $head) {
7044 next;
7045 }
7046 $git_dir = "$projectroot/$proj{'path'}";
7047 my %co = parse_commit($head);
7048 if (!%co) {
7049 next;
7050 }
7052 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
7053 my $rss = href('project' => $proj{'path'}, 'action' => 'rss', -full => 1);
7054 my $html = href('project' => $proj{'path'}, 'action' => 'summary', -full => 1);
7055 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
7056 }
7057 print <<XML;
7058 </outline>
7059 </body>
7060 </opml>
7061 XML
7062 }