1#!/usr/bin/perl
2
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
9
10use strict;
11use warnings;
12use CGI qw(:standard :escapeHTML -nosticky);
13use CGI::Util qw(unescape);
14use CGI::Carp qw(fatalsToBrowser);
15use Encode;
16use Fcntl ':mode';
17use File::Find qw();
18use File::Basename qw(basename);
19binmode STDOUT, ':utf8';
20
21BEGIN {
22 CGI->compile() if $ENV{'MOD_PERL'};
23}
24
25our $cgi = new CGI;
26our $version = "++GIT_VERSION++";
27our $my_url = $cgi->url();
28our $my_uri = $cgi->url(-absolute => 1);
29
30# core git executable to use
31# this can just be "git" if your webserver has a sensible PATH
32our $GIT = "++GIT_BINDIR++/git";
33
34# absolute fs-path which will be prepended to the project path
35#our $projectroot = "/pub/scm";
36our $projectroot = "++GITWEB_PROJECTROOT++";
37
38# fs traversing limit for getting project list
39# the number is relative to the projectroot
40our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
41
42# target of the home link on top of all pages
43our $home_link = $my_uri || "/";
44
45# string of the home link on top of all pages
46our $home_link_str = "++GITWEB_HOME_LINK_STR++";
47
48# name of your site or organization to appear in page titles
49# replace this with something more descriptive for clearer bookmarks
50our $site_name = "++GITWEB_SITENAME++"
51 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
52
53# filename of html text to include at top of each page
54our $site_header = "++GITWEB_SITE_HEADER++";
55# html text to include at home page
56our $home_text = "++GITWEB_HOMETEXT++";
57# filename of html text to include at bottom of each page
58our $site_footer = "++GITWEB_SITE_FOOTER++";
59
60# URI of stylesheets
61our @stylesheets = ("++GITWEB_CSS++");
62# URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
63our $stylesheet = undef;
64# URI of GIT logo (72x27 size)
65our $logo = "++GITWEB_LOGO++";
66# URI of GIT favicon, assumed to be image/png type
67our $favicon = "++GITWEB_FAVICON++";
68
69# URI and label (title) of GIT logo link
70#our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
71#our $logo_label = "git documentation";
72our $logo_url = "http://git.or.cz/";
73our $logo_label = "git homepage";
74
75# source of projects list
76our $projects_list = "++GITWEB_LIST++";
77
78# the width (in characters) of the projects list "Description" column
79our $projects_list_description_width = 25;
80
81# default order of projects list
82# valid values are none, project, descr, owner, and age
83our $default_projects_order = "project";
84
85# show repository only if this file exists
86# (only effective if this variable evaluates to true)
87our $export_ok = "++GITWEB_EXPORT_OK++";
88
89# only allow viewing of repositories also shown on the overview page
90our $strict_export = "++GITWEB_STRICT_EXPORT++";
91
92# list of git base URLs used for URL to where fetch project from,
93# i.e. full URL is "$git_base_url/$project"
94our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
95
96# default blob_plain mimetype and default charset for text/plain blob
97our $default_blob_plain_mimetype = 'text/plain';
98our $default_text_plain_charset = undef;
99
100# file to use for guessing MIME types before trying /etc/mime.types
101# (relative to the current git repository)
102our $mimetypes_file = undef;
103
104# assume this charset if line contains non-UTF-8 characters;
105# it should be valid encoding (see Encoding::Supported(3pm) for list),
106# for which encoding all byte sequences are valid, for example
107# 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
108# could be even 'utf-8' for the old behavior)
109our $fallback_encoding = 'latin1';
110
111# rename detection options for git-diff and git-diff-tree
112# - default is '-M', with the cost proportional to
113# (number of removed files) * (number of new files).
114# - more costly is '-C' (which implies '-M'), with the cost proportional to
115# (number of changed files + number of removed files) * (number of new files)
116# - even more costly is '-C', '--find-copies-harder' with cost
117# (number of files in the original tree) * (number of new files)
118# - one might want to include '-B' option, e.g. '-B', '-M'
119our @diff_opts = ('-M'); # taken from git_commit
120
121# information about snapshot formats that gitweb is capable of serving
122our %known_snapshot_formats = (
123 # name => {
124 # 'display' => display name,
125 # 'type' => mime type,
126 # 'suffix' => filename suffix,
127 # 'format' => --format for git-archive,
128 # 'compressor' => [compressor command and arguments]
129 # (array reference, optional)}
130 #
131 'tgz' => {
132 'display' => 'tar.gz',
133 'type' => 'application/x-gzip',
134 'suffix' => '.tar.gz',
135 'format' => 'tar',
136 'compressor' => ['gzip']},
137
138 'tbz2' => {
139 'display' => 'tar.bz2',
140 'type' => 'application/x-bzip2',
141 'suffix' => '.tar.bz2',
142 'format' => 'tar',
143 'compressor' => ['bzip2']},
144
145 'zip' => {
146 'display' => 'zip',
147 'type' => 'application/x-zip',
148 'suffix' => '.zip',
149 'format' => 'zip'},
150);
151
152# Aliases so we understand old gitweb.snapshot values in repository
153# configuration.
154our %known_snapshot_format_aliases = (
155 'gzip' => 'tgz',
156 'bzip2' => 'tbz2',
157
158 # backward compatibility: legacy gitweb config support
159 'x-gzip' => undef, 'gz' => undef,
160 'x-bzip2' => undef, 'bz2' => undef,
161 'x-zip' => undef, '' => undef,
162);
163
164# You define site-wide feature defaults here; override them with
165# $GITWEB_CONFIG as necessary.
166our %feature = (
167 # feature => {
168 # 'sub' => feature-sub (subroutine),
169 # 'override' => allow-override (boolean),
170 # 'default' => [ default options...] (array reference)}
171 #
172 # if feature is overridable (it means that allow-override has true value),
173 # then feature-sub will be called with default options as parameters;
174 # return value of feature-sub indicates if to enable specified feature
175 #
176 # if there is no 'sub' key (no feature-sub), then feature cannot be
177 # overriden
178 #
179 # use gitweb_check_feature(<feature>) to check if <feature> is enabled
180
181 # Enable the 'blame' blob view, showing the last commit that modified
182 # each line in the file. This can be very CPU-intensive.
183
184 # To enable system wide have in $GITWEB_CONFIG
185 # $feature{'blame'}{'default'} = [1];
186 # To have project specific config enable override in $GITWEB_CONFIG
187 # $feature{'blame'}{'override'} = 1;
188 # and in project config gitweb.blame = 0|1;
189 'blame' => {
190 'sub' => \&feature_blame,
191 'override' => 0,
192 'default' => [0]},
193
194 # Enable the 'snapshot' link, providing a compressed archive of any
195 # tree. This can potentially generate high traffic if you have large
196 # project.
197
198 # Value is a list of formats defined in %known_snapshot_formats that
199 # you wish to offer.
200 # To disable system wide have in $GITWEB_CONFIG
201 # $feature{'snapshot'}{'default'} = [];
202 # To have project specific config enable override in $GITWEB_CONFIG
203 # $feature{'snapshot'}{'override'} = 1;
204 # and in project config, a comma-separated list of formats or "none"
205 # to disable. Example: gitweb.snapshot = tbz2,zip;
206 'snapshot' => {
207 'sub' => \&feature_snapshot,
208 'override' => 0,
209 'default' => ['tgz']},
210
211 # Enable text search, which will list the commits which match author,
212 # committer or commit text to a given string. Enabled by default.
213 # Project specific override is not supported.
214 'search' => {
215 'override' => 0,
216 'default' => [1]},
217
218 # Enable grep search, which will list the files in currently selected
219 # tree containing the given string. Enabled by default. This can be
220 # potentially CPU-intensive, of course.
221
222 # To enable system wide have in $GITWEB_CONFIG
223 # $feature{'grep'}{'default'} = [1];
224 # To have project specific config enable override in $GITWEB_CONFIG
225 # $feature{'grep'}{'override'} = 1;
226 # and in project config gitweb.grep = 0|1;
227 'grep' => {
228 'override' => 0,
229 'default' => [1]},
230
231 # Enable the pickaxe search, which will list the commits that modified
232 # a given string in a file. This can be practical and quite faster
233 # alternative to 'blame', but still potentially CPU-intensive.
234
235 # To enable system wide have in $GITWEB_CONFIG
236 # $feature{'pickaxe'}{'default'} = [1];
237 # To have project specific config enable override in $GITWEB_CONFIG
238 # $feature{'pickaxe'}{'override'} = 1;
239 # and in project config gitweb.pickaxe = 0|1;
240 'pickaxe' => {
241 'sub' => \&feature_pickaxe,
242 'override' => 0,
243 'default' => [1]},
244
245 # Make gitweb use an alternative format of the URLs which can be
246 # more readable and natural-looking: project name is embedded
247 # directly in the path and the query string contains other
248 # auxiliary information. All gitweb installations recognize
249 # URL in either format; this configures in which formats gitweb
250 # generates links.
251
252 # To enable system wide have in $GITWEB_CONFIG
253 # $feature{'pathinfo'}{'default'} = [1];
254 # Project specific override is not supported.
255
256 # Note that you will need to change the default location of CSS,
257 # favicon, logo and possibly other files to an absolute URL. Also,
258 # if gitweb.cgi serves as your indexfile, you will need to force
259 # $my_uri to contain the script name in your $GITWEB_CONFIG.
260 'pathinfo' => {
261 'override' => 0,
262 'default' => [0]},
263
264 # Make gitweb consider projects in project root subdirectories
265 # to be forks of existing projects. Given project $projname.git,
266 # projects matching $projname/*.git will not be shown in the main
267 # projects list, instead a '+' mark will be added to $projname
268 # there and a 'forks' view will be enabled for the project, listing
269 # all the forks. If project list is taken from a file, forks have
270 # to be listed after the main project.
271
272 # To enable system wide have in $GITWEB_CONFIG
273 # $feature{'forks'}{'default'} = [1];
274 # Project specific override is not supported.
275 'forks' => {
276 'override' => 0,
277 'default' => [0]},
278);
279
280sub gitweb_check_feature {
281 my ($name) = @_;
282 return unless exists $feature{$name};
283 my ($sub, $override, @defaults) = (
284 $feature{$name}{'sub'},
285 $feature{$name}{'override'},
286 @{$feature{$name}{'default'}});
287 if (!$override) { return @defaults; }
288 if (!defined $sub) {
289 warn "feature $name is not overrideable";
290 return @defaults;
291 }
292 return $sub->(@defaults);
293}
294
295sub feature_blame {
296 my ($val) = git_get_project_config('blame', '--bool');
297
298 if ($val eq 'true') {
299 return 1;
300 } elsif ($val eq 'false') {
301 return 0;
302 }
303
304 return $_[0];
305}
306
307sub feature_snapshot {
308 my (@fmts) = @_;
309
310 my ($val) = git_get_project_config('snapshot');
311
312 if ($val) {
313 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
314 }
315
316 return @fmts;
317}
318
319sub feature_grep {
320 my ($val) = git_get_project_config('grep', '--bool');
321
322 if ($val eq 'true') {
323 return (1);
324 } elsif ($val eq 'false') {
325 return (0);
326 }
327
328 return ($_[0]);
329}
330
331sub feature_pickaxe {
332 my ($val) = git_get_project_config('pickaxe', '--bool');
333
334 if ($val eq 'true') {
335 return (1);
336 } elsif ($val eq 'false') {
337 return (0);
338 }
339
340 return ($_[0]);
341}
342
343# checking HEAD file with -e is fragile if the repository was
344# initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
345# and then pruned.
346sub check_head_link {
347 my ($dir) = @_;
348 my $headfile = "$dir/HEAD";
349 return ((-e $headfile) ||
350 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
351}
352
353sub check_export_ok {
354 my ($dir) = @_;
355 return (check_head_link($dir) &&
356 (!$export_ok || -e "$dir/$export_ok"));
357}
358
359# process alternate names for backward compatibility
360# filter out unsupported (unknown) snapshot formats
361sub filter_snapshot_fmts {
362 my @fmts = @_;
363
364 @fmts = map {
365 exists $known_snapshot_format_aliases{$_} ?
366 $known_snapshot_format_aliases{$_} : $_} @fmts;
367 @fmts = grep(exists $known_snapshot_formats{$_}, @fmts);
368
369}
370
371our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
372do $GITWEB_CONFIG if -e $GITWEB_CONFIG;
373
374# version of the core git binary
375our $git_version = qx($GIT --version) =~ m/git version (.*)$/ ? $1 : "unknown";
376
377$projects_list ||= $projectroot;
378
379# ======================================================================
380# input validation and dispatch
381our $action = $cgi->param('a');
382if (defined $action) {
383 if ($action =~ m/[^0-9a-zA-Z\.\-_]/) {
384 die_error(undef, "Invalid action parameter");
385 }
386}
387
388# parameters which are pathnames
389our $project = $cgi->param('p');
390if (defined $project) {
391 if (!validate_pathname($project) ||
392 !(-d "$projectroot/$project") ||
393 !check_head_link("$projectroot/$project") ||
394 ($export_ok && !(-e "$projectroot/$project/$export_ok")) ||
395 ($strict_export && !project_in_list($project))) {
396 undef $project;
397 die_error(undef, "No such project");
398 }
399}
400
401our $file_name = $cgi->param('f');
402if (defined $file_name) {
403 if (!validate_pathname($file_name)) {
404 die_error(undef, "Invalid file parameter");
405 }
406}
407
408our $file_parent = $cgi->param('fp');
409if (defined $file_parent) {
410 if (!validate_pathname($file_parent)) {
411 die_error(undef, "Invalid file parent parameter");
412 }
413}
414
415# parameters which are refnames
416our $hash = $cgi->param('h');
417if (defined $hash) {
418 if (!validate_refname($hash)) {
419 die_error(undef, "Invalid hash parameter");
420 }
421}
422
423our $hash_parent = $cgi->param('hp');
424if (defined $hash_parent) {
425 if (!validate_refname($hash_parent)) {
426 die_error(undef, "Invalid hash parent parameter");
427 }
428}
429
430our $hash_base = $cgi->param('hb');
431if (defined $hash_base) {
432 if (!validate_refname($hash_base)) {
433 die_error(undef, "Invalid hash base parameter");
434 }
435}
436
437my %allowed_options = (
438 "--no-merges" => [ qw(rss atom log shortlog history) ],
439);
440
441our @extra_options = $cgi->param('opt');
442if (defined @extra_options) {
443 foreach my $opt (@extra_options) {
444 if (not exists $allowed_options{$opt}) {
445 die_error(undef, "Invalid option parameter");
446 }
447 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
448 die_error(undef, "Invalid option parameter for this action");
449 }
450 }
451}
452
453our $hash_parent_base = $cgi->param('hpb');
454if (defined $hash_parent_base) {
455 if (!validate_refname($hash_parent_base)) {
456 die_error(undef, "Invalid hash parent base parameter");
457 }
458}
459
460# other parameters
461our $page = $cgi->param('pg');
462if (defined $page) {
463 if ($page =~ m/[^0-9]/) {
464 die_error(undef, "Invalid page parameter");
465 }
466}
467
468our $searchtype = $cgi->param('st');
469if (defined $searchtype) {
470 if ($searchtype =~ m/[^a-z]/) {
471 die_error(undef, "Invalid searchtype parameter");
472 }
473}
474
475our $searchtext = $cgi->param('s');
476our $search_regexp;
477if (defined $searchtext) {
478 if (length($searchtext) < 2) {
479 die_error(undef, "At least two characters are required for search parameter");
480 }
481 $search_regexp = quotemeta $searchtext;
482}
483
484# now read PATH_INFO and use it as alternative to parameters
485sub evaluate_path_info {
486 return if defined $project;
487 my $path_info = $ENV{"PATH_INFO"};
488 return if !$path_info;
489 $path_info =~ s,^/+,,;
490 return if !$path_info;
491 # find which part of PATH_INFO is project
492 $project = $path_info;
493 $project =~ s,/+$,,;
494 while ($project && !check_head_link("$projectroot/$project")) {
495 $project =~ s,/*[^/]*$,,;
496 }
497 # validate project
498 $project = validate_pathname($project);
499 if (!$project ||
500 ($export_ok && !-e "$projectroot/$project/$export_ok") ||
501 ($strict_export && !project_in_list($project))) {
502 undef $project;
503 return;
504 }
505 # do not change any parameters if an action is given using the query string
506 return if $action;
507 $path_info =~ s,^$project/*,,;
508 my ($refname, $pathname) = split(/:/, $path_info, 2);
509 if (defined $pathname) {
510 # we got "project.git/branch:filename" or "project.git/branch:dir/"
511 # we could use git_get_type(branch:pathname), but it needs $git_dir
512 $pathname =~ s,^/+,,;
513 if (!$pathname || substr($pathname, -1) eq "/") {
514 $action ||= "tree";
515 $pathname =~ s,/$,,;
516 } else {
517 $action ||= "blob_plain";
518 }
519 $hash_base ||= validate_refname($refname);
520 $file_name ||= validate_pathname($pathname);
521 } elsif (defined $refname) {
522 # we got "project.git/branch"
523 $action ||= "shortlog";
524 $hash ||= validate_refname($refname);
525 }
526}
527evaluate_path_info();
528
529# path to the current git repository
530our $git_dir;
531$git_dir = "$projectroot/$project" if $project;
532
533# dispatch
534my %actions = (
535 "blame" => \&git_blame2,
536 "blobdiff" => \&git_blobdiff,
537 "blobdiff_plain" => \&git_blobdiff_plain,
538 "blob" => \&git_blob,
539 "blob_plain" => \&git_blob_plain,
540 "commitdiff" => \&git_commitdiff,
541 "commitdiff_plain" => \&git_commitdiff_plain,
542 "commit" => \&git_commit,
543 "forks" => \&git_forks,
544 "heads" => \&git_heads,
545 "history" => \&git_history,
546 "log" => \&git_log,
547 "rss" => \&git_rss,
548 "atom" => \&git_atom,
549 "search" => \&git_search,
550 "search_help" => \&git_search_help,
551 "shortlog" => \&git_shortlog,
552 "summary" => \&git_summary,
553 "tag" => \&git_tag,
554 "tags" => \&git_tags,
555 "tree" => \&git_tree,
556 "snapshot" => \&git_snapshot,
557 "object" => \&git_object,
558 # those below don't need $project
559 "opml" => \&git_opml,
560 "project_list" => \&git_project_list,
561 "project_index" => \&git_project_index,
562);
563
564if (!defined $action) {
565 if (defined $hash) {
566 $action = git_get_type($hash);
567 } elsif (defined $hash_base && defined $file_name) {
568 $action = git_get_type("$hash_base:$file_name");
569 } elsif (defined $project) {
570 $action = 'summary';
571 } else {
572 $action = 'project_list';
573 }
574}
575if (!defined($actions{$action})) {
576 die_error(undef, "Unknown action");
577}
578if ($action !~ m/^(opml|project_list|project_index)$/ &&
579 !$project) {
580 die_error(undef, "Project needed");
581}
582$actions{$action}->();
583exit;
584
585## ======================================================================
586## action links
587
588sub href(%) {
589 my %params = @_;
590 # default is to use -absolute url() i.e. $my_uri
591 my $href = $params{-full} ? $my_url : $my_uri;
592
593 # XXX: Warning: If you touch this, check the search form for updating,
594 # too.
595
596 my @mapping = (
597 project => "p",
598 action => "a",
599 file_name => "f",
600 file_parent => "fp",
601 hash => "h",
602 hash_parent => "hp",
603 hash_base => "hb",
604 hash_parent_base => "hpb",
605 page => "pg",
606 order => "o",
607 searchtext => "s",
608 searchtype => "st",
609 snapshot_format => "sf",
610 extra_options => "opt",
611 );
612 my %mapping = @mapping;
613
614 if ($params{-replay}) {
615 while (my ($name, $symbol) = each %mapping) {
616 if (!exists $params{$name}) {
617 # to allow for multivalued params we use arrayref form
618 $params{$name} = [ $cgi->param($symbol) ];
619 }
620 }
621 }
622
623 $params{'project'} = $project unless exists $params{'project'};
624
625 my ($use_pathinfo) = gitweb_check_feature('pathinfo');
626 if ($use_pathinfo) {
627 # use PATH_INFO for project name
628 $href .= "/$params{'project'}" if defined $params{'project'};
629 delete $params{'project'};
630
631 # Summary just uses the project path URL
632 if (defined $params{'action'} && $params{'action'} eq 'summary') {
633 delete $params{'action'};
634 }
635 }
636
637 # now encode the parameters explicitly
638 my @result = ();
639 for (my $i = 0; $i < @mapping; $i += 2) {
640 my ($name, $symbol) = ($mapping[$i], $mapping[$i+1]);
641 if (defined $params{$name}) {
642 if (ref($params{$name}) eq "ARRAY") {
643 foreach my $par (@{$params{$name}}) {
644 push @result, $symbol . "=" . esc_param($par);
645 }
646 } else {
647 push @result, $symbol . "=" . esc_param($params{$name});
648 }
649 }
650 }
651 $href .= "?" . join(';', @result) if scalar @result;
652
653 return $href;
654}
655
656
657## ======================================================================
658## validation, quoting/unquoting and escaping
659
660sub validate_pathname {
661 my $input = shift || return undef;
662
663 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
664 # at the beginning, at the end, and between slashes.
665 # also this catches doubled slashes
666 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
667 return undef;
668 }
669 # no null characters
670 if ($input =~ m!\0!) {
671 return undef;
672 }
673 return $input;
674}
675
676sub validate_refname {
677 my $input = shift || return undef;
678
679 # textual hashes are O.K.
680 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
681 return $input;
682 }
683 # it must be correct pathname
684 $input = validate_pathname($input)
685 or return undef;
686 # restrictions on ref name according to git-check-ref-format
687 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
688 return undef;
689 }
690 return $input;
691}
692
693# decode sequences of octets in utf8 into Perl's internal form,
694# which is utf-8 with utf8 flag set if needed. gitweb writes out
695# in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
696sub to_utf8 {
697 my $str = shift;
698 if (utf8::valid($str)) {
699 utf8::decode($str);
700 return $str;
701 } else {
702 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
703 }
704}
705
706# quote unsafe chars, but keep the slash, even when it's not
707# correct, but quoted slashes look too horrible in bookmarks
708sub esc_param {
709 my $str = shift;
710 $str =~ s/([^A-Za-z0-9\-_.~()\/:@])/sprintf("%%%02X", ord($1))/eg;
711 $str =~ s/\+/%2B/g;
712 $str =~ s/ /\+/g;
713 return $str;
714}
715
716# quote unsafe chars in whole URL, so some charactrs cannot be quoted
717sub esc_url {
718 my $str = shift;
719 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
720 $str =~ s/\+/%2B/g;
721 $str =~ s/ /\+/g;
722 return $str;
723}
724
725# replace invalid utf8 character with SUBSTITUTION sequence
726sub esc_html ($;%) {
727 my $str = shift;
728 my %opts = @_;
729
730 $str = to_utf8($str);
731 $str = $cgi->escapeHTML($str);
732 if ($opts{'-nbsp'}) {
733 $str =~ s/ / /g;
734 }
735 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
736 return $str;
737}
738
739# quote control characters and escape filename to HTML
740sub esc_path {
741 my $str = shift;
742 my %opts = @_;
743
744 $str = to_utf8($str);
745 $str = $cgi->escapeHTML($str);
746 if ($opts{'-nbsp'}) {
747 $str =~ s/ / /g;
748 }
749 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
750 return $str;
751}
752
753# Make control characters "printable", using character escape codes (CEC)
754sub quot_cec {
755 my $cntrl = shift;
756 my %es = ( # character escape codes, aka escape sequences
757 "\t" => '\t', # tab (HT)
758 "\n" => '\n', # line feed (LF)
759 "\r" => '\r', # carrige return (CR)
760 "\f" => '\f', # form feed (FF)
761 "\b" => '\b', # backspace (BS)
762 "\a" => '\a', # alarm (bell) (BEL)
763 "\e" => '\e', # escape (ESC)
764 "\013" => '\v', # vertical tab (VT)
765 "\000" => '\0', # nul character (NUL)
766 );
767 my $chr = ( (exists $es{$cntrl})
768 ? $es{$cntrl}
769 : sprintf('\%03o', ord($cntrl)) );
770 return "<span class=\"cntrl\">$chr</span>";
771}
772
773# Alternatively use unicode control pictures codepoints,
774# Unicode "printable representation" (PR)
775sub quot_upr {
776 my $cntrl = shift;
777 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
778 return "<span class=\"cntrl\">$chr</span>";
779}
780
781# git may return quoted and escaped filenames
782sub unquote {
783 my $str = shift;
784
785 sub unq {
786 my $seq = shift;
787 my %es = ( # character escape codes, aka escape sequences
788 't' => "\t", # tab (HT, TAB)
789 'n' => "\n", # newline (NL)
790 'r' => "\r", # return (CR)
791 'f' => "\f", # form feed (FF)
792 'b' => "\b", # backspace (BS)
793 'a' => "\a", # alarm (bell) (BEL)
794 'e' => "\e", # escape (ESC)
795 'v' => "\013", # vertical tab (VT)
796 );
797
798 if ($seq =~ m/^[0-7]{1,3}$/) {
799 # octal char sequence
800 return chr(oct($seq));
801 } elsif (exists $es{$seq}) {
802 # C escape sequence, aka character escape code
803 return $es{$seq}
804 }
805 # quoted ordinary character
806 return $seq;
807 }
808
809 if ($str =~ m/^"(.*)"$/) {
810 # needs unquoting
811 $str = $1;
812 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
813 }
814 return $str;
815}
816
817# escape tabs (convert tabs to spaces)
818sub untabify {
819 my $line = shift;
820
821 while ((my $pos = index($line, "\t")) != -1) {
822 if (my $count = (8 - ($pos % 8))) {
823 my $spaces = ' ' x $count;
824 $line =~ s/\t/$spaces/;
825 }
826 }
827
828 return $line;
829}
830
831sub project_in_list {
832 my $project = shift;
833 my @list = git_get_projects_list();
834 return @list && scalar(grep { $_->{'path'} eq $project } @list);
835}
836
837## ----------------------------------------------------------------------
838## HTML aware string manipulation
839
840sub chop_str {
841 my $str = shift;
842 my $len = shift;
843 my $add_len = shift || 10;
844
845 # allow only $len chars, but don't cut a word if it would fit in $add_len
846 # if it doesn't fit, cut it if it's still longer than the dots we would add
847 $str =~ m/^(.{0,$len}[^ \/\-_:\.@]{0,$add_len})(.*)/;
848 my $body = $1;
849 my $tail = $2;
850 if (length($tail) > 4) {
851 $tail = " ...";
852 $body =~ s/&[^;]*$//; # remove chopped character entities
853 }
854 return "$body$tail";
855}
856
857# takes the same arguments as chop_str, but also wraps a <span> around the
858# result with a title attribute if it does get chopped. Additionally, the
859# string is HTML-escaped.
860sub chop_and_escape_str {
861 my $str = shift;
862 my $len = shift;
863 my $add_len = shift || 10;
864
865 my $chopped = chop_str($str, $len, $add_len);
866 if ($chopped eq $str) {
867 return esc_html($chopped);
868 } else {
869 return qq{<span title="} . esc_html($str) . qq{">} .
870 esc_html($chopped) . qq{</span>};
871 }
872}
873
874## ----------------------------------------------------------------------
875## functions returning short strings
876
877# CSS class for given age value (in seconds)
878sub age_class {
879 my $age = shift;
880
881 if (!defined $age) {
882 return "noage";
883 } elsif ($age < 60*60*2) {
884 return "age0";
885 } elsif ($age < 60*60*24*2) {
886 return "age1";
887 } else {
888 return "age2";
889 }
890}
891
892# convert age in seconds to "nn units ago" string
893sub age_string {
894 my $age = shift;
895 my $age_str;
896
897 if ($age > 60*60*24*365*2) {
898 $age_str = (int $age/60/60/24/365);
899 $age_str .= " years ago";
900 } elsif ($age > 60*60*24*(365/12)*2) {
901 $age_str = int $age/60/60/24/(365/12);
902 $age_str .= " months ago";
903 } elsif ($age > 60*60*24*7*2) {
904 $age_str = int $age/60/60/24/7;
905 $age_str .= " weeks ago";
906 } elsif ($age > 60*60*24*2) {
907 $age_str = int $age/60/60/24;
908 $age_str .= " days ago";
909 } elsif ($age > 60*60*2) {
910 $age_str = int $age/60/60;
911 $age_str .= " hours ago";
912 } elsif ($age > 60*2) {
913 $age_str = int $age/60;
914 $age_str .= " min ago";
915 } elsif ($age > 2) {
916 $age_str = int $age;
917 $age_str .= " sec ago";
918 } else {
919 $age_str .= " right now";
920 }
921 return $age_str;
922}
923
924use constant {
925 S_IFINVALID => 0030000,
926 S_IFGITLINK => 0160000,
927};
928
929# submodule/subproject, a commit object reference
930sub S_ISGITLINK($) {
931 my $mode = shift;
932
933 return (($mode & S_IFMT) == S_IFGITLINK)
934}
935
936# convert file mode in octal to symbolic file mode string
937sub mode_str {
938 my $mode = oct shift;
939
940 if (S_ISGITLINK($mode)) {
941 return 'm---------';
942 } elsif (S_ISDIR($mode & S_IFMT)) {
943 return 'drwxr-xr-x';
944 } elsif (S_ISLNK($mode)) {
945 return 'lrwxrwxrwx';
946 } elsif (S_ISREG($mode)) {
947 # git cares only about the executable bit
948 if ($mode & S_IXUSR) {
949 return '-rwxr-xr-x';
950 } else {
951 return '-rw-r--r--';
952 };
953 } else {
954 return '----------';
955 }
956}
957
958# convert file mode in octal to file type string
959sub file_type {
960 my $mode = shift;
961
962 if ($mode !~ m/^[0-7]+$/) {
963 return $mode;
964 } else {
965 $mode = oct $mode;
966 }
967
968 if (S_ISGITLINK($mode)) {
969 return "submodule";
970 } elsif (S_ISDIR($mode & S_IFMT)) {
971 return "directory";
972 } elsif (S_ISLNK($mode)) {
973 return "symlink";
974 } elsif (S_ISREG($mode)) {
975 return "file";
976 } else {
977 return "unknown";
978 }
979}
980
981# convert file mode in octal to file type description string
982sub file_type_long {
983 my $mode = shift;
984
985 if ($mode !~ m/^[0-7]+$/) {
986 return $mode;
987 } else {
988 $mode = oct $mode;
989 }
990
991 if (S_ISGITLINK($mode)) {
992 return "submodule";
993 } elsif (S_ISDIR($mode & S_IFMT)) {
994 return "directory";
995 } elsif (S_ISLNK($mode)) {
996 return "symlink";
997 } elsif (S_ISREG($mode)) {
998 if ($mode & S_IXUSR) {
999 return "executable";
1000 } else {
1001 return "file";
1002 };
1003 } else {
1004 return "unknown";
1005 }
1006}
1007
1008
1009## ----------------------------------------------------------------------
1010## functions returning short HTML fragments, or transforming HTML fragments
1011## which don't belong to other sections
1012
1013# format line of commit message.
1014sub format_log_line_html {
1015 my $line = shift;
1016
1017 $line = esc_html($line, -nbsp=>1);
1018 if ($line =~ m/([0-9a-fA-F]{8,40})/) {
1019 my $hash_text = $1;
1020 my $link =
1021 $cgi->a({-href => href(action=>"object", hash=>$hash_text),
1022 -class => "text"}, $hash_text);
1023 $line =~ s/$hash_text/$link/;
1024 }
1025 return $line;
1026}
1027
1028# format marker of refs pointing to given object
1029sub format_ref_marker {
1030 my ($refs, $id) = @_;
1031 my $markers = '';
1032
1033 if (defined $refs->{$id}) {
1034 foreach my $ref (@{$refs->{$id}}) {
1035 my ($type, $name) = qw();
1036 # e.g. tags/v2.6.11 or heads/next
1037 if ($ref =~ m!^(.*?)s?/(.*)$!) {
1038 $type = $1;
1039 $name = $2;
1040 } else {
1041 $type = "ref";
1042 $name = $ref;
1043 }
1044
1045 $markers .= " <span class=\"$type\" title=\"$ref\">" .
1046 esc_html($name) . "</span>";
1047 }
1048 }
1049
1050 if ($markers) {
1051 return ' <span class="refs">'. $markers . '</span>';
1052 } else {
1053 return "";
1054 }
1055}
1056
1057# format, perhaps shortened and with markers, title line
1058sub format_subject_html {
1059 my ($long, $short, $href, $extra) = @_;
1060 $extra = '' unless defined($extra);
1061
1062 if (length($short) < length($long)) {
1063 return $cgi->a({-href => $href, -class => "list subject",
1064 -title => to_utf8($long)},
1065 esc_html($short) . $extra);
1066 } else {
1067 return $cgi->a({-href => $href, -class => "list subject"},
1068 esc_html($long) . $extra);
1069 }
1070}
1071
1072# format git diff header line, i.e. "diff --(git|combined|cc) ..."
1073sub format_git_diff_header_line {
1074 my $line = shift;
1075 my $diffinfo = shift;
1076 my ($from, $to) = @_;
1077
1078 if ($diffinfo->{'nparents'}) {
1079 # combined diff
1080 $line =~ s!^(diff (.*?) )"?.*$!$1!;
1081 if ($to->{'href'}) {
1082 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1083 esc_path($to->{'file'}));
1084 } else { # file was deleted (no href)
1085 $line .= esc_path($to->{'file'});
1086 }
1087 } else {
1088 # "ordinary" diff
1089 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
1090 if ($from->{'href'}) {
1091 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
1092 'a/' . esc_path($from->{'file'}));
1093 } else { # file was added (no href)
1094 $line .= 'a/' . esc_path($from->{'file'});
1095 }
1096 $line .= ' ';
1097 if ($to->{'href'}) {
1098 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1099 'b/' . esc_path($to->{'file'}));
1100 } else { # file was deleted
1101 $line .= 'b/' . esc_path($to->{'file'});
1102 }
1103 }
1104
1105 return "<div class=\"diff header\">$line</div>\n";
1106}
1107
1108# format extended diff header line, before patch itself
1109sub format_extended_diff_header_line {
1110 my $line = shift;
1111 my $diffinfo = shift;
1112 my ($from, $to) = @_;
1113
1114 # match <path>
1115 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
1116 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1117 esc_path($from->{'file'}));
1118 }
1119 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
1120 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1121 esc_path($to->{'file'}));
1122 }
1123 # match single <mode>
1124 if ($line =~ m/\s(\d{6})$/) {
1125 $line .= '<span class="info"> (' .
1126 file_type_long($1) .
1127 ')</span>';
1128 }
1129 # match <hash>
1130 if ($line =~ m/^index [0-9a-fA-F]{40},[0-9a-fA-F]{40}/) {
1131 # can match only for combined diff
1132 $line = 'index ';
1133 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
1134 if ($from->{'href'}[$i]) {
1135 $line .= $cgi->a({-href=>$from->{'href'}[$i],
1136 -class=>"hash"},
1137 substr($diffinfo->{'from_id'}[$i],0,7));
1138 } else {
1139 $line .= '0' x 7;
1140 }
1141 # separator
1142 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
1143 }
1144 $line .= '..';
1145 if ($to->{'href'}) {
1146 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
1147 substr($diffinfo->{'to_id'},0,7));
1148 } else {
1149 $line .= '0' x 7;
1150 }
1151
1152 } elsif ($line =~ m/^index [0-9a-fA-F]{40}..[0-9a-fA-F]{40}/) {
1153 # can match only for ordinary diff
1154 my ($from_link, $to_link);
1155 if ($from->{'href'}) {
1156 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
1157 substr($diffinfo->{'from_id'},0,7));
1158 } else {
1159 $from_link = '0' x 7;
1160 }
1161 if ($to->{'href'}) {
1162 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
1163 substr($diffinfo->{'to_id'},0,7));
1164 } else {
1165 $to_link = '0' x 7;
1166 }
1167 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
1168 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
1169 }
1170
1171 return $line . "<br/>\n";
1172}
1173
1174# format from-file/to-file diff header
1175sub format_diff_from_to_header {
1176 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
1177 my $line;
1178 my $result = '';
1179
1180 $line = $from_line;
1181 #assert($line =~ m/^---/) if DEBUG;
1182 # no extra formatting for "^--- /dev/null"
1183 if (! $diffinfo->{'nparents'}) {
1184 # ordinary (single parent) diff
1185 if ($line =~ m!^--- "?a/!) {
1186 if ($from->{'href'}) {
1187 $line = '--- a/' .
1188 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1189 esc_path($from->{'file'}));
1190 } else {
1191 $line = '--- a/' .
1192 esc_path($from->{'file'});
1193 }
1194 }
1195 $result .= qq!<div class="diff from_file">$line</div>\n!;
1196
1197 } else {
1198 # combined diff (merge commit)
1199 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
1200 if ($from->{'href'}[$i]) {
1201 $line = '--- ' .
1202 $cgi->a({-href=>href(action=>"blobdiff",
1203 hash_parent=>$diffinfo->{'from_id'}[$i],
1204 hash_parent_base=>$parents[$i],
1205 file_parent=>$from->{'file'}[$i],
1206 hash=>$diffinfo->{'to_id'},
1207 hash_base=>$hash,
1208 file_name=>$to->{'file'}),
1209 -class=>"path",
1210 -title=>"diff" . ($i+1)},
1211 $i+1) .
1212 '/' .
1213 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
1214 esc_path($from->{'file'}[$i]));
1215 } else {
1216 $line = '--- /dev/null';
1217 }
1218 $result .= qq!<div class="diff from_file">$line</div>\n!;
1219 }
1220 }
1221
1222 $line = $to_line;
1223 #assert($line =~ m/^\+\+\+/) if DEBUG;
1224 # no extra formatting for "^+++ /dev/null"
1225 if ($line =~ m!^\+\+\+ "?b/!) {
1226 if ($to->{'href'}) {
1227 $line = '+++ b/' .
1228 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1229 esc_path($to->{'file'}));
1230 } else {
1231 $line = '+++ b/' .
1232 esc_path($to->{'file'});
1233 }
1234 }
1235 $result .= qq!<div class="diff to_file">$line</div>\n!;
1236
1237 return $result;
1238}
1239
1240# create note for patch simplified by combined diff
1241sub format_diff_cc_simplified {
1242 my ($diffinfo, @parents) = @_;
1243 my $result = '';
1244
1245 $result .= "<div class=\"diff header\">" .
1246 "diff --cc ";
1247 if (!is_deleted($diffinfo)) {
1248 $result .= $cgi->a({-href => href(action=>"blob",
1249 hash_base=>$hash,
1250 hash=>$diffinfo->{'to_id'},
1251 file_name=>$diffinfo->{'to_file'}),
1252 -class => "path"},
1253 esc_path($diffinfo->{'to_file'}));
1254 } else {
1255 $result .= esc_path($diffinfo->{'to_file'});
1256 }
1257 $result .= "</div>\n" . # class="diff header"
1258 "<div class=\"diff nodifferences\">" .
1259 "Simple merge" .
1260 "</div>\n"; # class="diff nodifferences"
1261
1262 return $result;
1263}
1264
1265# format patch (diff) line (not to be used for diff headers)
1266sub format_diff_line {
1267 my $line = shift;
1268 my ($from, $to) = @_;
1269 my $diff_class = "";
1270
1271 chomp $line;
1272
1273 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
1274 # combined diff
1275 my $prefix = substr($line, 0, scalar @{$from->{'href'}});
1276 if ($line =~ m/^\@{3}/) {
1277 $diff_class = " chunk_header";
1278 } elsif ($line =~ m/^\\/) {
1279 $diff_class = " incomplete";
1280 } elsif ($prefix =~ tr/+/+/) {
1281 $diff_class = " add";
1282 } elsif ($prefix =~ tr/-/-/) {
1283 $diff_class = " rem";
1284 }
1285 } else {
1286 # assume ordinary diff
1287 my $char = substr($line, 0, 1);
1288 if ($char eq '+') {
1289 $diff_class = " add";
1290 } elsif ($char eq '-') {
1291 $diff_class = " rem";
1292 } elsif ($char eq '@') {
1293 $diff_class = " chunk_header";
1294 } elsif ($char eq "\\") {
1295 $diff_class = " incomplete";
1296 }
1297 }
1298 $line = untabify($line);
1299 if ($from && $to && $line =~ m/^\@{2} /) {
1300 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
1301 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
1302
1303 $from_lines = 0 unless defined $from_lines;
1304 $to_lines = 0 unless defined $to_lines;
1305
1306 if ($from->{'href'}) {
1307 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
1308 -class=>"list"}, $from_text);
1309 }
1310 if ($to->{'href'}) {
1311 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
1312 -class=>"list"}, $to_text);
1313 }
1314 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
1315 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
1316 return "<div class=\"diff$diff_class\">$line</div>\n";
1317 } elsif ($from && $to && $line =~ m/^\@{3}/) {
1318 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
1319 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
1320
1321 @from_text = split(' ', $ranges);
1322 for (my $i = 0; $i < @from_text; ++$i) {
1323 ($from_start[$i], $from_nlines[$i]) =
1324 (split(',', substr($from_text[$i], 1)), 0);
1325 }
1326
1327 $to_text = pop @from_text;
1328 $to_start = pop @from_start;
1329 $to_nlines = pop @from_nlines;
1330
1331 $line = "<span class=\"chunk_info\">$prefix ";
1332 for (my $i = 0; $i < @from_text; ++$i) {
1333 if ($from->{'href'}[$i]) {
1334 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
1335 -class=>"list"}, $from_text[$i]);
1336 } else {
1337 $line .= $from_text[$i];
1338 }
1339 $line .= " ";
1340 }
1341 if ($to->{'href'}) {
1342 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
1343 -class=>"list"}, $to_text);
1344 } else {
1345 $line .= $to_text;
1346 }
1347 $line .= " $prefix</span>" .
1348 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
1349 return "<div class=\"diff$diff_class\">$line</div>\n";
1350 }
1351 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
1352}
1353
1354# Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
1355# linked. Pass the hash of the tree/commit to snapshot.
1356sub format_snapshot_links {
1357 my ($hash) = @_;
1358 my @snapshot_fmts = gitweb_check_feature('snapshot');
1359 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1360 my $num_fmts = @snapshot_fmts;
1361 if ($num_fmts > 1) {
1362 # A parenthesized list of links bearing format names.
1363 # e.g. "snapshot (_tar.gz_ _zip_)"
1364 return "snapshot (" . join(' ', map
1365 $cgi->a({
1366 -href => href(
1367 action=>"snapshot",
1368 hash=>$hash,
1369 snapshot_format=>$_
1370 )
1371 }, $known_snapshot_formats{$_}{'display'})
1372 , @snapshot_fmts) . ")";
1373 } elsif ($num_fmts == 1) {
1374 # A single "snapshot" link whose tooltip bears the format name.
1375 # i.e. "_snapshot_"
1376 my ($fmt) = @snapshot_fmts;
1377 return
1378 $cgi->a({
1379 -href => href(
1380 action=>"snapshot",
1381 hash=>$hash,
1382 snapshot_format=>$fmt
1383 ),
1384 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
1385 }, "snapshot");
1386 } else { # $num_fmts == 0
1387 return undef;
1388 }
1389}
1390
1391## ----------------------------------------------------------------------
1392## git utility subroutines, invoking git commands
1393
1394# returns path to the core git executable and the --git-dir parameter as list
1395sub git_cmd {
1396 return $GIT, '--git-dir='.$git_dir;
1397}
1398
1399# returns path to the core git executable and the --git-dir parameter as string
1400sub git_cmd_str {
1401 return join(' ', git_cmd());
1402}
1403
1404# get HEAD ref of given project as hash
1405sub git_get_head_hash {
1406 my $project = shift;
1407 my $o_git_dir = $git_dir;
1408 my $retval = undef;
1409 $git_dir = "$projectroot/$project";
1410 if (open my $fd, "-|", git_cmd(), "rev-parse", "--verify", "HEAD") {
1411 my $head = <$fd>;
1412 close $fd;
1413 if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) {
1414 $retval = $1;
1415 }
1416 }
1417 if (defined $o_git_dir) {
1418 $git_dir = $o_git_dir;
1419 }
1420 return $retval;
1421}
1422
1423# get type of given object
1424sub git_get_type {
1425 my $hash = shift;
1426
1427 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
1428 my $type = <$fd>;
1429 close $fd or return;
1430 chomp $type;
1431 return $type;
1432}
1433
1434# repository configuration
1435our $config_file = '';
1436our %config;
1437
1438# store multiple values for single key as anonymous array reference
1439# single values stored directly in the hash, not as [ <value> ]
1440sub hash_set_multi {
1441 my ($hash, $key, $value) = @_;
1442
1443 if (!exists $hash->{$key}) {
1444 $hash->{$key} = $value;
1445 } elsif (!ref $hash->{$key}) {
1446 $hash->{$key} = [ $hash->{$key}, $value ];
1447 } else {
1448 push @{$hash->{$key}}, $value;
1449 }
1450}
1451
1452# return hash of git project configuration
1453# optionally limited to some section, e.g. 'gitweb'
1454sub git_parse_project_config {
1455 my $section_regexp = shift;
1456 my %config;
1457
1458 local $/ = "\0";
1459
1460 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
1461 or return;
1462
1463 while (my $keyval = <$fh>) {
1464 chomp $keyval;
1465 my ($key, $value) = split(/\n/, $keyval, 2);
1466
1467 hash_set_multi(\%config, $key, $value)
1468 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
1469 }
1470 close $fh;
1471
1472 return %config;
1473}
1474
1475# convert config value to boolean, 'true' or 'false'
1476# no value, number > 0, 'true' and 'yes' values are true
1477# rest of values are treated as false (never as error)
1478sub config_to_bool {
1479 my $val = shift;
1480
1481 # strip leading and trailing whitespace
1482 $val =~ s/^\s+//;
1483 $val =~ s/\s+$//;
1484
1485 return (!defined $val || # section.key
1486 ($val =~ /^\d+$/ && $val) || # section.key = 1
1487 ($val =~ /^(?:true|yes)$/i)); # section.key = true
1488}
1489
1490# convert config value to simple decimal number
1491# an optional value suffix of 'k', 'm', or 'g' will cause the value
1492# to be multiplied by 1024, 1048576, or 1073741824
1493sub config_to_int {
1494 my $val = shift;
1495
1496 # strip leading and trailing whitespace
1497 $val =~ s/^\s+//;
1498 $val =~ s/\s+$//;
1499
1500 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
1501 $unit = lc($unit);
1502 # unknown unit is treated as 1
1503 return $num * ($unit eq 'g' ? 1073741824 :
1504 $unit eq 'm' ? 1048576 :
1505 $unit eq 'k' ? 1024 : 1);
1506 }
1507 return $val;
1508}
1509
1510# convert config value to array reference, if needed
1511sub config_to_multi {
1512 my $val = shift;
1513
1514 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
1515}
1516
1517sub git_get_project_config {
1518 my ($key, $type) = @_;
1519
1520 # key sanity check
1521 return unless ($key);
1522 $key =~ s/^gitweb\.//;
1523 return if ($key =~ m/\W/);
1524
1525 # type sanity check
1526 if (defined $type) {
1527 $type =~ s/^--//;
1528 $type = undef
1529 unless ($type eq 'bool' || $type eq 'int');
1530 }
1531
1532 # get config
1533 if (!defined $config_file ||
1534 $config_file ne "$git_dir/config") {
1535 %config = git_parse_project_config('gitweb');
1536 $config_file = "$git_dir/config";
1537 }
1538
1539 # ensure given type
1540 if (!defined $type) {
1541 return $config{"gitweb.$key"};
1542 } elsif ($type eq 'bool') {
1543 # backward compatibility: 'git config --bool' returns true/false
1544 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
1545 } elsif ($type eq 'int') {
1546 return config_to_int($config{"gitweb.$key"});
1547 }
1548 return $config{"gitweb.$key"};
1549}
1550
1551# get hash of given path at given ref
1552sub git_get_hash_by_path {
1553 my $base = shift;
1554 my $path = shift || return undef;
1555 my $type = shift;
1556
1557 $path =~ s,/+$,,;
1558
1559 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
1560 or die_error(undef, "Open git-ls-tree failed");
1561 my $line = <$fd>;
1562 close $fd or return undef;
1563
1564 if (!defined $line) {
1565 # there is no tree or hash given by $path at $base
1566 return undef;
1567 }
1568
1569 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
1570 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
1571 if (defined $type && $type ne $2) {
1572 # type doesn't match
1573 return undef;
1574 }
1575 return $3;
1576}
1577
1578# get path of entry with given hash at given tree-ish (ref)
1579# used to get 'from' filename for combined diff (merge commit) for renames
1580sub git_get_path_by_hash {
1581 my $base = shift || return;
1582 my $hash = shift || return;
1583
1584 local $/ = "\0";
1585
1586 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
1587 or return undef;
1588 while (my $line = <$fd>) {
1589 chomp $line;
1590
1591 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
1592 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
1593 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
1594 close $fd;
1595 return $1;
1596 }
1597 }
1598 close $fd;
1599 return undef;
1600}
1601
1602## ......................................................................
1603## git utility functions, directly accessing git repository
1604
1605sub git_get_project_description {
1606 my $path = shift;
1607
1608 $git_dir = "$projectroot/$path";
1609 open my $fd, "$git_dir/description"
1610 or return git_get_project_config('description');
1611 my $descr = <$fd>;
1612 close $fd;
1613 if (defined $descr) {
1614 chomp $descr;
1615 }
1616 return $descr;
1617}
1618
1619sub git_get_project_url_list {
1620 my $path = shift;
1621
1622 $git_dir = "$projectroot/$path";
1623 open my $fd, "$projectroot/$path/cloneurl"
1624 or return wantarray ?
1625 @{ config_to_multi(git_get_project_config('url')) } :
1626 config_to_multi(git_get_project_config('url'));
1627 my @git_project_url_list = map { chomp; $_ } <$fd>;
1628 close $fd;
1629
1630 return wantarray ? @git_project_url_list : \@git_project_url_list;
1631}
1632
1633sub git_get_projects_list {
1634 my ($filter) = @_;
1635 my @list;
1636
1637 $filter ||= '';
1638 $filter =~ s/\.git$//;
1639
1640 my ($check_forks) = gitweb_check_feature('forks');
1641
1642 if (-d $projects_list) {
1643 # search in directory
1644 my $dir = $projects_list . ($filter ? "/$filter" : '');
1645 # remove the trailing "/"
1646 $dir =~ s!/+$!!;
1647 my $pfxlen = length("$dir");
1648 my $pfxdepth = ($dir =~ tr!/!!);
1649
1650 File::Find::find({
1651 follow_fast => 1, # follow symbolic links
1652 follow_skip => 2, # ignore duplicates
1653 dangling_symlinks => 0, # ignore dangling symlinks, silently
1654 wanted => sub {
1655 # skip project-list toplevel, if we get it.
1656 return if (m!^[/.]$!);
1657 # only directories can be git repositories
1658 return unless (-d $_);
1659 # don't traverse too deep (Find is super slow on os x)
1660 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
1661 $File::Find::prune = 1;
1662 return;
1663 }
1664
1665 my $subdir = substr($File::Find::name, $pfxlen + 1);
1666 # we check related file in $projectroot
1667 if ($check_forks and $subdir =~ m#/.#) {
1668 $File::Find::prune = 1;
1669 } elsif (check_export_ok("$projectroot/$filter/$subdir")) {
1670 push @list, { path => ($filter ? "$filter/" : '') . $subdir };
1671 $File::Find::prune = 1;
1672 }
1673 },
1674 }, "$dir");
1675
1676 } elsif (-f $projects_list) {
1677 # read from file(url-encoded):
1678 # 'git%2Fgit.git Linus+Torvalds'
1679 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1680 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1681 my %paths;
1682 open my ($fd), $projects_list or return;
1683 PROJECT:
1684 while (my $line = <$fd>) {
1685 chomp $line;
1686 my ($path, $owner) = split ' ', $line;
1687 $path = unescape($path);
1688 $owner = unescape($owner);
1689 if (!defined $path) {
1690 next;
1691 }
1692 if ($filter ne '') {
1693 # looking for forks;
1694 my $pfx = substr($path, 0, length($filter));
1695 if ($pfx ne $filter) {
1696 next PROJECT;
1697 }
1698 my $sfx = substr($path, length($filter));
1699 if ($sfx !~ /^\/.*\.git$/) {
1700 next PROJECT;
1701 }
1702 } elsif ($check_forks) {
1703 PATH:
1704 foreach my $filter (keys %paths) {
1705 # looking for forks;
1706 my $pfx = substr($path, 0, length($filter));
1707 if ($pfx ne $filter) {
1708 next PATH;
1709 }
1710 my $sfx = substr($path, length($filter));
1711 if ($sfx !~ /^\/.*\.git$/) {
1712 next PATH;
1713 }
1714 # is a fork, don't include it in
1715 # the list
1716 next PROJECT;
1717 }
1718 }
1719 if (check_export_ok("$projectroot/$path")) {
1720 my $pr = {
1721 path => $path,
1722 owner => to_utf8($owner),
1723 };
1724 push @list, $pr;
1725 (my $forks_path = $path) =~ s/\.git$//;
1726 $paths{$forks_path}++;
1727 }
1728 }
1729 close $fd;
1730 }
1731 return @list;
1732}
1733
1734our $gitweb_project_owner = undef;
1735sub git_get_project_list_from_file {
1736
1737 return if (defined $gitweb_project_owner);
1738
1739 $gitweb_project_owner = {};
1740 # read from file (url-encoded):
1741 # 'git%2Fgit.git Linus+Torvalds'
1742 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1743 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1744 if (-f $projects_list) {
1745 open (my $fd , $projects_list);
1746 while (my $line = <$fd>) {
1747 chomp $line;
1748 my ($pr, $ow) = split ' ', $line;
1749 $pr = unescape($pr);
1750 $ow = unescape($ow);
1751 $gitweb_project_owner->{$pr} = to_utf8($ow);
1752 }
1753 close $fd;
1754 }
1755}
1756
1757sub git_get_project_owner {
1758 my $project = shift;
1759 my $owner;
1760
1761 return undef unless $project;
1762
1763 if (!defined $gitweb_project_owner) {
1764 git_get_project_list_from_file();
1765 }
1766
1767 if (exists $gitweb_project_owner->{$project}) {
1768 $owner = $gitweb_project_owner->{$project};
1769 }
1770 if (!defined $owner) {
1771 $owner = get_file_owner("$projectroot/$project");
1772 }
1773
1774 return $owner;
1775}
1776
1777sub git_get_last_activity {
1778 my ($path) = @_;
1779 my $fd;
1780
1781 $git_dir = "$projectroot/$path";
1782 open($fd, "-|", git_cmd(), 'for-each-ref',
1783 '--format=%(committer)',
1784 '--sort=-committerdate',
1785 '--count=1',
1786 'refs/heads') or return;
1787 my $most_recent = <$fd>;
1788 close $fd or return;
1789 if (defined $most_recent &&
1790 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
1791 my $timestamp = $1;
1792 my $age = time - $timestamp;
1793 return ($age, age_string($age));
1794 }
1795 return (undef, undef);
1796}
1797
1798sub git_get_references {
1799 my $type = shift || "";
1800 my %refs;
1801 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
1802 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
1803 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
1804 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
1805 or return;
1806
1807 while (my $line = <$fd>) {
1808 chomp $line;
1809 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type/?[^^]+)!) {
1810 if (defined $refs{$1}) {
1811 push @{$refs{$1}}, $2;
1812 } else {
1813 $refs{$1} = [ $2 ];
1814 }
1815 }
1816 }
1817 close $fd or return;
1818 return \%refs;
1819}
1820
1821sub git_get_rev_name_tags {
1822 my $hash = shift || return undef;
1823
1824 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
1825 or return;
1826 my $name_rev = <$fd>;
1827 close $fd;
1828
1829 if ($name_rev =~ m|^$hash tags/(.*)$|) {
1830 return $1;
1831 } else {
1832 # catches also '$hash undefined' output
1833 return undef;
1834 }
1835}
1836
1837## ----------------------------------------------------------------------
1838## parse to hash functions
1839
1840sub parse_date {
1841 my $epoch = shift;
1842 my $tz = shift || "-0000";
1843
1844 my %date;
1845 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
1846 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
1847 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
1848 $date{'hour'} = $hour;
1849 $date{'minute'} = $min;
1850 $date{'mday'} = $mday;
1851 $date{'day'} = $days[$wday];
1852 $date{'month'} = $months[$mon];
1853 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
1854 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
1855 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
1856 $mday, $months[$mon], $hour ,$min;
1857 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
1858 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
1859
1860 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
1861 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
1862 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
1863 $date{'hour_local'} = $hour;
1864 $date{'minute_local'} = $min;
1865 $date{'tz_local'} = $tz;
1866 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
1867 1900+$year, $mon+1, $mday,
1868 $hour, $min, $sec, $tz);
1869 return %date;
1870}
1871
1872sub parse_tag {
1873 my $tag_id = shift;
1874 my %tag;
1875 my @comment;
1876
1877 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
1878 $tag{'id'} = $tag_id;
1879 while (my $line = <$fd>) {
1880 chomp $line;
1881 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
1882 $tag{'object'} = $1;
1883 } elsif ($line =~ m/^type (.+)$/) {
1884 $tag{'type'} = $1;
1885 } elsif ($line =~ m/^tag (.+)$/) {
1886 $tag{'name'} = $1;
1887 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
1888 $tag{'author'} = $1;
1889 $tag{'epoch'} = $2;
1890 $tag{'tz'} = $3;
1891 } elsif ($line =~ m/--BEGIN/) {
1892 push @comment, $line;
1893 last;
1894 } elsif ($line eq "") {
1895 last;
1896 }
1897 }
1898 push @comment, <$fd>;
1899 $tag{'comment'} = \@comment;
1900 close $fd or return;
1901 if (!defined $tag{'name'}) {
1902 return
1903 };
1904 return %tag
1905}
1906
1907sub parse_commit_text {
1908 my ($commit_text, $withparents) = @_;
1909 my @commit_lines = split '\n', $commit_text;
1910 my %co;
1911
1912 pop @commit_lines; # Remove '\0'
1913
1914 if (! @commit_lines) {
1915 return;
1916 }
1917
1918 my $header = shift @commit_lines;
1919 if ($header !~ m/^[0-9a-fA-F]{40}/) {
1920 return;
1921 }
1922 ($co{'id'}, my @parents) = split ' ', $header;
1923 while (my $line = shift @commit_lines) {
1924 last if $line eq "\n";
1925 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
1926 $co{'tree'} = $1;
1927 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
1928 push @parents, $1;
1929 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
1930 $co{'author'} = $1;
1931 $co{'author_epoch'} = $2;
1932 $co{'author_tz'} = $3;
1933 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
1934 $co{'author_name'} = $1;
1935 $co{'author_email'} = $2;
1936 } else {
1937 $co{'author_name'} = $co{'author'};
1938 }
1939 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
1940 $co{'committer'} = $1;
1941 $co{'committer_epoch'} = $2;
1942 $co{'committer_tz'} = $3;
1943 $co{'committer_name'} = $co{'committer'};
1944 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
1945 $co{'committer_name'} = $1;
1946 $co{'committer_email'} = $2;
1947 } else {
1948 $co{'committer_name'} = $co{'committer'};
1949 }
1950 }
1951 }
1952 if (!defined $co{'tree'}) {
1953 return;
1954 };
1955 $co{'parents'} = \@parents;
1956 $co{'parent'} = $parents[0];
1957
1958 foreach my $title (@commit_lines) {
1959 $title =~ s/^ //;
1960 if ($title ne "") {
1961 $co{'title'} = chop_str($title, 80, 5);
1962 # remove leading stuff of merges to make the interesting part visible
1963 if (length($title) > 50) {
1964 $title =~ s/^Automatic //;
1965 $title =~ s/^merge (of|with) /Merge ... /i;
1966 if (length($title) > 50) {
1967 $title =~ s/(http|rsync):\/\///;
1968 }
1969 if (length($title) > 50) {
1970 $title =~ s/(master|www|rsync)\.//;
1971 }
1972 if (length($title) > 50) {
1973 $title =~ s/kernel.org:?//;
1974 }
1975 if (length($title) > 50) {
1976 $title =~ s/\/pub\/scm//;
1977 }
1978 }
1979 $co{'title_short'} = chop_str($title, 50, 5);
1980 last;
1981 }
1982 }
1983 if ($co{'title'} eq "") {
1984 $co{'title'} = $co{'title_short'} = '(no commit message)';
1985 }
1986 # remove added spaces
1987 foreach my $line (@commit_lines) {
1988 $line =~ s/^ //;
1989 }
1990 $co{'comment'} = \@commit_lines;
1991
1992 my $age = time - $co{'committer_epoch'};
1993 $co{'age'} = $age;
1994 $co{'age_string'} = age_string($age);
1995 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
1996 if ($age > 60*60*24*7*2) {
1997 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
1998 $co{'age_string_age'} = $co{'age_string'};
1999 } else {
2000 $co{'age_string_date'} = $co{'age_string'};
2001 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
2002 }
2003 return %co;
2004}
2005
2006sub parse_commit {
2007 my ($commit_id) = @_;
2008 my %co;
2009
2010 local $/ = "\0";
2011
2012 open my $fd, "-|", git_cmd(), "rev-list",
2013 "--parents",
2014 "--header",
2015 "--max-count=1",
2016 $commit_id,
2017 "--",
2018 or die_error(undef, "Open git-rev-list failed");
2019 %co = parse_commit_text(<$fd>, 1);
2020 close $fd;
2021
2022 return %co;
2023}
2024
2025sub parse_commits {
2026 my ($commit_id, $maxcount, $skip, $arg, $filename) = @_;
2027 my @cos;
2028
2029 $maxcount ||= 1;
2030 $skip ||= 0;
2031
2032 local $/ = "\0";
2033
2034 open my $fd, "-|", git_cmd(), "rev-list",
2035 "--header",
2036 ($arg ? ($arg) : ()),
2037 ("--max-count=" . $maxcount),
2038 ("--skip=" . $skip),
2039 @extra_options,
2040 $commit_id,
2041 "--",
2042 ($filename ? ($filename) : ())
2043 or die_error(undef, "Open git-rev-list failed");
2044 while (my $line = <$fd>) {
2045 my %co = parse_commit_text($line);
2046 push @cos, \%co;
2047 }
2048 close $fd;
2049
2050 return wantarray ? @cos : \@cos;
2051}
2052
2053# parse ref from ref_file, given by ref_id, with given type
2054sub parse_ref {
2055 my $ref_file = shift;
2056 my $ref_id = shift;
2057 my $type = shift || git_get_type($ref_id);
2058 my %ref_item;
2059
2060 $ref_item{'type'} = $type;
2061 $ref_item{'id'} = $ref_id;
2062 $ref_item{'epoch'} = 0;
2063 $ref_item{'age'} = "unknown";
2064 if ($type eq "tag") {
2065 my %tag = parse_tag($ref_id);
2066 $ref_item{'comment'} = $tag{'comment'};
2067 if ($tag{'type'} eq "commit") {
2068 my %co = parse_commit($tag{'object'});
2069 $ref_item{'epoch'} = $co{'committer_epoch'};
2070 $ref_item{'age'} = $co{'age_string'};
2071 } elsif (defined($tag{'epoch'})) {
2072 my $age = time - $tag{'epoch'};
2073 $ref_item{'epoch'} = $tag{'epoch'};
2074 $ref_item{'age'} = age_string($age);
2075 }
2076 $ref_item{'reftype'} = $tag{'type'};
2077 $ref_item{'name'} = $tag{'name'};
2078 $ref_item{'refid'} = $tag{'object'};
2079 } elsif ($type eq "commit"){
2080 my %co = parse_commit($ref_id);
2081 $ref_item{'reftype'} = "commit";
2082 $ref_item{'name'} = $ref_file;
2083 $ref_item{'title'} = $co{'title'};
2084 $ref_item{'refid'} = $ref_id;
2085 $ref_item{'epoch'} = $co{'committer_epoch'};
2086 $ref_item{'age'} = $co{'age_string'};
2087 } else {
2088 $ref_item{'reftype'} = $type;
2089 $ref_item{'name'} = $ref_file;
2090 $ref_item{'refid'} = $ref_id;
2091 }
2092
2093 return %ref_item;
2094}
2095
2096# parse line of git-diff-tree "raw" output
2097sub parse_difftree_raw_line {
2098 my $line = shift;
2099 my %res;
2100
2101 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
2102 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
2103 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
2104 $res{'from_mode'} = $1;
2105 $res{'to_mode'} = $2;
2106 $res{'from_id'} = $3;
2107 $res{'to_id'} = $4;
2108 $res{'status'} = $res{'status_str'} = $5;
2109 $res{'similarity'} = $6;
2110 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
2111 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
2112 } else {
2113 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
2114 }
2115 }
2116 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
2117 # combined diff (for merge commit)
2118 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:[0-9a-fA-F]{40} )+)([a-zA-Z]+)\t(.*)$//) {
2119 $res{'nparents'} = length($1);
2120 $res{'from_mode'} = [ split(' ', $2) ];
2121 $res{'to_mode'} = pop @{$res{'from_mode'}};
2122 $res{'from_id'} = [ split(' ', $3) ];
2123 $res{'to_id'} = pop @{$res{'from_id'}};
2124 $res{'status_str'} = $4;
2125 $res{'status'} = [ split('', $4) ];
2126 $res{'to_file'} = unquote($5);
2127 }
2128 # 'c512b523472485aef4fff9e57b229d9d243c967f'
2129 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
2130 $res{'commit'} = $1;
2131 }
2132
2133 return wantarray ? %res : \%res;
2134}
2135
2136# wrapper: return parsed line of git-diff-tree "raw" output
2137# (the argument might be raw line, or parsed info)
2138sub parsed_difftree_line {
2139 my $line_or_ref = shift;
2140
2141 if (ref($line_or_ref) eq "HASH") {
2142 # pre-parsed (or generated by hand)
2143 return $line_or_ref;
2144 } else {
2145 return parse_difftree_raw_line($line_or_ref);
2146 }
2147}
2148
2149# parse line of git-ls-tree output
2150sub parse_ls_tree_line ($;%) {
2151 my $line = shift;
2152 my %opts = @_;
2153 my %res;
2154
2155 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2156 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
2157
2158 $res{'mode'} = $1;
2159 $res{'type'} = $2;
2160 $res{'hash'} = $3;
2161 if ($opts{'-z'}) {
2162 $res{'name'} = $4;
2163 } else {
2164 $res{'name'} = unquote($4);
2165 }
2166
2167 return wantarray ? %res : \%res;
2168}
2169
2170# generates _two_ hashes, references to which are passed as 2 and 3 argument
2171sub parse_from_to_diffinfo {
2172 my ($diffinfo, $from, $to, @parents) = @_;
2173
2174 if ($diffinfo->{'nparents'}) {
2175 # combined diff
2176 $from->{'file'} = [];
2177 $from->{'href'} = [];
2178 fill_from_file_info($diffinfo, @parents)
2179 unless exists $diffinfo->{'from_file'};
2180 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2181 $from->{'file'}[$i] =
2182 defined $diffinfo->{'from_file'}[$i] ?
2183 $diffinfo->{'from_file'}[$i] :
2184 $diffinfo->{'to_file'};
2185 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
2186 $from->{'href'}[$i] = href(action=>"blob",
2187 hash_base=>$parents[$i],
2188 hash=>$diffinfo->{'from_id'}[$i],
2189 file_name=>$from->{'file'}[$i]);
2190 } else {
2191 $from->{'href'}[$i] = undef;
2192 }
2193 }
2194 } else {
2195 # ordinary (not combined) diff
2196 $from->{'file'} = $diffinfo->{'from_file'};
2197 if ($diffinfo->{'status'} ne "A") { # not new (added) file
2198 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
2199 hash=>$diffinfo->{'from_id'},
2200 file_name=>$from->{'file'});
2201 } else {
2202 delete $from->{'href'};
2203 }
2204 }
2205
2206 $to->{'file'} = $diffinfo->{'to_file'};
2207 if (!is_deleted($diffinfo)) { # file exists in result
2208 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
2209 hash=>$diffinfo->{'to_id'},
2210 file_name=>$to->{'file'});
2211 } else {
2212 delete $to->{'href'};
2213 }
2214}
2215
2216## ......................................................................
2217## parse to array of hashes functions
2218
2219sub git_get_heads_list {
2220 my $limit = shift;
2221 my @headslist;
2222
2223 open my $fd, '-|', git_cmd(), 'for-each-ref',
2224 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
2225 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
2226 'refs/heads'
2227 or return;
2228 while (my $line = <$fd>) {
2229 my %ref_item;
2230
2231 chomp $line;
2232 my ($refinfo, $committerinfo) = split(/\0/, $line);
2233 my ($hash, $name, $title) = split(' ', $refinfo, 3);
2234 my ($committer, $epoch, $tz) =
2235 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
2236 $ref_item{'fullname'} = $name;
2237 $name =~ s!^refs/heads/!!;
2238
2239 $ref_item{'name'} = $name;
2240 $ref_item{'id'} = $hash;
2241 $ref_item{'title'} = $title || '(no commit message)';
2242 $ref_item{'epoch'} = $epoch;
2243 if ($epoch) {
2244 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
2245 } else {
2246 $ref_item{'age'} = "unknown";
2247 }
2248
2249 push @headslist, \%ref_item;
2250 }
2251 close $fd;
2252
2253 return wantarray ? @headslist : \@headslist;
2254}
2255
2256sub git_get_tags_list {
2257 my $limit = shift;
2258 my @tagslist;
2259
2260 open my $fd, '-|', git_cmd(), 'for-each-ref',
2261 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
2262 '--format=%(objectname) %(objecttype) %(refname) '.
2263 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
2264 'refs/tags'
2265 or return;
2266 while (my $line = <$fd>) {
2267 my %ref_item;
2268
2269 chomp $line;
2270 my ($refinfo, $creatorinfo) = split(/\0/, $line);
2271 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
2272 my ($creator, $epoch, $tz) =
2273 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
2274 $ref_item{'fullname'} = $name;
2275 $name =~ s!^refs/tags/!!;
2276
2277 $ref_item{'type'} = $type;
2278 $ref_item{'id'} = $id;
2279 $ref_item{'name'} = $name;
2280 if ($type eq "tag") {
2281 $ref_item{'subject'} = $title;
2282 $ref_item{'reftype'} = $reftype;
2283 $ref_item{'refid'} = $refid;
2284 } else {
2285 $ref_item{'reftype'} = $type;
2286 $ref_item{'refid'} = $id;
2287 }
2288
2289 if ($type eq "tag" || $type eq "commit") {
2290 $ref_item{'epoch'} = $epoch;
2291 if ($epoch) {
2292 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
2293 } else {
2294 $ref_item{'age'} = "unknown";
2295 }
2296 }
2297
2298 push @tagslist, \%ref_item;
2299 }
2300 close $fd;
2301
2302 return wantarray ? @tagslist : \@tagslist;
2303}
2304
2305## ----------------------------------------------------------------------
2306## filesystem-related functions
2307
2308sub get_file_owner {
2309 my $path = shift;
2310
2311 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
2312 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
2313 if (!defined $gcos) {
2314 return undef;
2315 }
2316 my $owner = $gcos;
2317 $owner =~ s/[,;].*$//;
2318 return to_utf8($owner);
2319}
2320
2321## ......................................................................
2322## mimetype related functions
2323
2324sub mimetype_guess_file {
2325 my $filename = shift;
2326 my $mimemap = shift;
2327 -r $mimemap or return undef;
2328
2329 my %mimemap;
2330 open(MIME, $mimemap) or return undef;
2331 while (<MIME>) {
2332 next if m/^#/; # skip comments
2333 my ($mime, $exts) = split(/\t+/);
2334 if (defined $exts) {
2335 my @exts = split(/\s+/, $exts);
2336 foreach my $ext (@exts) {
2337 $mimemap{$ext} = $mime;
2338 }
2339 }
2340 }
2341 close(MIME);
2342
2343 $filename =~ /\.([^.]*)$/;
2344 return $mimemap{$1};
2345}
2346
2347sub mimetype_guess {
2348 my $filename = shift;
2349 my $mime;
2350 $filename =~ /\./ or return undef;
2351
2352 if ($mimetypes_file) {
2353 my $file = $mimetypes_file;
2354 if ($file !~ m!^/!) { # if it is relative path
2355 # it is relative to project
2356 $file = "$projectroot/$project/$file";
2357 }
2358 $mime = mimetype_guess_file($filename, $file);
2359 }
2360 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
2361 return $mime;
2362}
2363
2364sub blob_mimetype {
2365 my $fd = shift;
2366 my $filename = shift;
2367
2368 if ($filename) {
2369 my $mime = mimetype_guess($filename);
2370 $mime and return $mime;
2371 }
2372
2373 # just in case
2374 return $default_blob_plain_mimetype unless $fd;
2375
2376 if (-T $fd) {
2377 return 'text/plain' .
2378 ($default_text_plain_charset ? '; charset='.$default_text_plain_charset : '');
2379 } elsif (! $filename) {
2380 return 'application/octet-stream';
2381 } elsif ($filename =~ m/\.png$/i) {
2382 return 'image/png';
2383 } elsif ($filename =~ m/\.gif$/i) {
2384 return 'image/gif';
2385 } elsif ($filename =~ m/\.jpe?g$/i) {
2386 return 'image/jpeg';
2387 } else {
2388 return 'application/octet-stream';
2389 }
2390}
2391
2392## ======================================================================
2393## functions printing HTML: header, footer, error page
2394
2395sub git_header_html {
2396 my $status = shift || "200 OK";
2397 my $expires = shift;
2398
2399 my $title = "$site_name";
2400 if (defined $project) {
2401 $title .= " - " . to_utf8($project);
2402 if (defined $action) {
2403 $title .= "/$action";
2404 if (defined $file_name) {
2405 $title .= " - " . esc_path($file_name);
2406 if ($action eq "tree" && $file_name !~ m|/$|) {
2407 $title .= "/";
2408 }
2409 }
2410 }
2411 }
2412 my $content_type;
2413 # require explicit support from the UA if we are to send the page as
2414 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
2415 # we have to do this because MSIE sometimes globs '*/*', pretending to
2416 # support xhtml+xml but choking when it gets what it asked for.
2417 if (defined $cgi->http('HTTP_ACCEPT') &&
2418 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
2419 $cgi->Accept('application/xhtml+xml') != 0) {
2420 $content_type = 'application/xhtml+xml';
2421 } else {
2422 $content_type = 'text/html';
2423 }
2424 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
2425 -status=> $status, -expires => $expires);
2426 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
2427 print <<EOF;
2428<?xml version="1.0" encoding="utf-8"?>
2429<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2430<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
2431<!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
2432<!-- git core binaries version $git_version -->
2433<head>
2434<meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
2435<meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
2436<meta name="robots" content="index, nofollow"/>
2437<title>$title</title>
2438EOF
2439# print out each stylesheet that exist
2440 if (defined $stylesheet) {
2441#provides backwards capability for those people who define style sheet in a config file
2442 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
2443 } else {
2444 foreach my $stylesheet (@stylesheets) {
2445 next unless $stylesheet;
2446 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
2447 }
2448 }
2449 if (defined $project) {
2450 printf('<link rel="alternate" title="%s log RSS feed" '.
2451 'href="%s" type="application/rss+xml" />'."\n",
2452 esc_param($project), href(action=>"rss"));
2453 printf('<link rel="alternate" title="%s log RSS feed (no merges)" '.
2454 'href="%s" type="application/rss+xml" />'."\n",
2455 esc_param($project), href(action=>"rss",
2456 extra_options=>"--no-merges"));
2457 printf('<link rel="alternate" title="%s log Atom feed" '.
2458 'href="%s" type="application/atom+xml" />'."\n",
2459 esc_param($project), href(action=>"atom"));
2460 printf('<link rel="alternate" title="%s log Atom feed (no merges)" '.
2461 'href="%s" type="application/atom+xml" />'."\n",
2462 esc_param($project), href(action=>"atom",
2463 extra_options=>"--no-merges"));
2464 } else {
2465 printf('<link rel="alternate" title="%s projects list" '.
2466 'href="%s" type="text/plain; charset=utf-8"/>'."\n",
2467 $site_name, href(project=>undef, action=>"project_index"));
2468 printf('<link rel="alternate" title="%s projects feeds" '.
2469 'href="%s" type="text/x-opml"/>'."\n",
2470 $site_name, href(project=>undef, action=>"opml"));
2471 }
2472 if (defined $favicon) {
2473 print qq(<link rel="shortcut icon" href="$favicon" type="image/png"/>\n);
2474 }
2475
2476 print "</head>\n" .
2477 "<body>\n";
2478
2479 if (-f $site_header) {
2480 open (my $fd, $site_header);
2481 print <$fd>;
2482 close $fd;
2483 }
2484
2485 print "<div class=\"page_header\">\n" .
2486 $cgi->a({-href => esc_url($logo_url),
2487 -title => $logo_label},
2488 qq(<img src="$logo" width="72" height="27" alt="git" class="logo"/>));
2489 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
2490 if (defined $project) {
2491 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
2492 if (defined $action) {
2493 print " / $action";
2494 }
2495 print "\n";
2496 }
2497 print "</div>\n";
2498
2499 my ($have_search) = gitweb_check_feature('search');
2500 if ((defined $project) && ($have_search)) {
2501 if (!defined $searchtext) {
2502 $searchtext = "";
2503 }
2504 my $search_hash;
2505 if (defined $hash_base) {
2506 $search_hash = $hash_base;
2507 } elsif (defined $hash) {
2508 $search_hash = $hash;
2509 } else {
2510 $search_hash = "HEAD";
2511 }
2512 my $action = $my_uri;
2513 my ($use_pathinfo) = gitweb_check_feature('pathinfo');
2514 if ($use_pathinfo) {
2515 $action .= "/$project";
2516 } else {
2517 $cgi->param("p", $project);
2518 }
2519 $cgi->param("a", "search");
2520 $cgi->param("h", $search_hash);
2521 print $cgi->startform(-method => "get", -action => $action) .
2522 "<div class=\"search\">\n" .
2523 (!$use_pathinfo && $cgi->hidden(-name => "p") . "\n") .
2524 $cgi->hidden(-name => "a") . "\n" .
2525 $cgi->hidden(-name => "h") . "\n" .
2526 $cgi->popup_menu(-name => 'st', -default => 'commit',
2527 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
2528 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
2529 " search:\n",
2530 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
2531 "</div>" .
2532 $cgi->end_form() . "\n";
2533 }
2534}
2535
2536sub git_footer_html {
2537 print "<div class=\"page_footer\">\n";
2538 if (defined $project) {
2539 my $descr = git_get_project_description($project);
2540 if (defined $descr) {
2541 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
2542 }
2543 print $cgi->a({-href => href(action=>"rss"),
2544 -class => "rss_logo"}, "RSS") . " ";
2545 print $cgi->a({-href => href(action=>"atom"),
2546 -class => "rss_logo"}, "Atom") . "\n";
2547 } else {
2548 print $cgi->a({-href => href(project=>undef, action=>"opml"),
2549 -class => "rss_logo"}, "OPML") . " ";
2550 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
2551 -class => "rss_logo"}, "TXT") . "\n";
2552 }
2553 print "</div>\n" ;
2554
2555 if (-f $site_footer) {
2556 open (my $fd, $site_footer);
2557 print <$fd>;
2558 close $fd;
2559 }
2560
2561 print "</body>\n" .
2562 "</html>";
2563}
2564
2565sub die_error {
2566 my $status = shift || "403 Forbidden";
2567 my $error = shift || "Malformed query, file missing or permission denied";
2568
2569 git_header_html($status);
2570 print <<EOF;
2571<div class="page_body">
2572<br /><br />
2573$status - $error
2574<br />
2575</div>
2576EOF
2577 git_footer_html();
2578 exit;
2579}
2580
2581## ----------------------------------------------------------------------
2582## functions printing or outputting HTML: navigation
2583
2584sub git_print_page_nav {
2585 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
2586 $extra = '' if !defined $extra; # pager or formats
2587
2588 my @navs = qw(summary shortlog log commit commitdiff tree);
2589 if ($suppress) {
2590 @navs = grep { $_ ne $suppress } @navs;
2591 }
2592
2593 my %arg = map { $_ => {action=>$_} } @navs;
2594 if (defined $head) {
2595 for (qw(commit commitdiff)) {
2596 $arg{$_}{'hash'} = $head;
2597 }
2598 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
2599 for (qw(shortlog log)) {
2600 $arg{$_}{'hash'} = $head;
2601 }
2602 }
2603 }
2604 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
2605 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
2606
2607 print "<div class=\"page_nav\">\n" .
2608 (join " | ",
2609 map { $_ eq $current ?
2610 $_ : $cgi->a({-href => href(%{$arg{$_}})}, "$_")
2611 } @navs);
2612 print "<br/>\n$extra<br/>\n" .
2613 "</div>\n";
2614}
2615
2616sub format_paging_nav {
2617 my ($action, $hash, $head, $page, $nrevs) = @_;
2618 my $paging_nav;
2619
2620
2621 if ($hash ne $head || $page) {
2622 $paging_nav .= $cgi->a({-href => href(action=>$action)}, "HEAD");
2623 } else {
2624 $paging_nav .= "HEAD";
2625 }
2626
2627 if ($page > 0) {
2628 $paging_nav .= " ⋅ " .
2629 $cgi->a({-href => href(-replay=>1, page=>$page-1),
2630 -accesskey => "p", -title => "Alt-p"}, "prev");
2631 } else {
2632 $paging_nav .= " ⋅ prev";
2633 }
2634
2635 if ($nrevs >= (100 * ($page+1)-1)) {
2636 $paging_nav .= " ⋅ " .
2637 $cgi->a({-href => href(-replay=>1, page=>$page+1),
2638 -accesskey => "n", -title => "Alt-n"}, "next");
2639 } else {
2640 $paging_nav .= " ⋅ next";
2641 }
2642
2643 return $paging_nav;
2644}
2645
2646## ......................................................................
2647## functions printing or outputting HTML: div
2648
2649sub git_print_header_div {
2650 my ($action, $title, $hash, $hash_base) = @_;
2651 my %args = ();
2652
2653 $args{'action'} = $action;
2654 $args{'hash'} = $hash if $hash;
2655 $args{'hash_base'} = $hash_base if $hash_base;
2656
2657 print "<div class=\"header\">\n" .
2658 $cgi->a({-href => href(%args), -class => "title"},
2659 $title ? $title : $action) .
2660 "\n</div>\n";
2661}
2662
2663#sub git_print_authorship (\%) {
2664sub git_print_authorship {
2665 my $co = shift;
2666
2667 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
2668 print "<div class=\"author_date\">" .
2669 esc_html($co->{'author_name'}) .
2670 " [$ad{'rfc2822'}";
2671 if ($ad{'hour_local'} < 6) {
2672 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
2673 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
2674 } else {
2675 printf(" (%02d:%02d %s)",
2676 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
2677 }
2678 print "]</div>\n";
2679}
2680
2681sub git_print_page_path {
2682 my $name = shift;
2683 my $type = shift;
2684 my $hb = shift;
2685
2686
2687 print "<div class=\"page_path\">";
2688 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
2689 -title => 'tree root'}, to_utf8("[$project]"));
2690 print " / ";
2691 if (defined $name) {
2692 my @dirname = split '/', $name;
2693 my $basename = pop @dirname;
2694 my $fullname = '';
2695
2696 foreach my $dir (@dirname) {
2697 $fullname .= ($fullname ? '/' : '') . $dir;
2698 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
2699 hash_base=>$hb),
2700 -title => $fullname}, esc_path($dir));
2701 print " / ";
2702 }
2703 if (defined $type && $type eq 'blob') {
2704 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
2705 hash_base=>$hb),
2706 -title => $name}, esc_path($basename));
2707 } elsif (defined $type && $type eq 'tree') {
2708 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
2709 hash_base=>$hb),
2710 -title => $name}, esc_path($basename));
2711 print " / ";
2712 } else {
2713 print esc_path($basename);
2714 }
2715 }
2716 print "<br/></div>\n";
2717}
2718
2719# sub git_print_log (\@;%) {
2720sub git_print_log ($;%) {
2721 my $log = shift;
2722 my %opts = @_;
2723
2724 if ($opts{'-remove_title'}) {
2725 # remove title, i.e. first line of log
2726 shift @$log;
2727 }
2728 # remove leading empty lines
2729 while (defined $log->[0] && $log->[0] eq "") {
2730 shift @$log;
2731 }
2732
2733 # print log
2734 my $signoff = 0;
2735 my $empty = 0;
2736 foreach my $line (@$log) {
2737 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
2738 $signoff = 1;
2739 $empty = 0;
2740 if (! $opts{'-remove_signoff'}) {
2741 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
2742 next;
2743 } else {
2744 # remove signoff lines
2745 next;
2746 }
2747 } else {
2748 $signoff = 0;
2749 }
2750
2751 # print only one empty line
2752 # do not print empty line after signoff
2753 if ($line eq "") {
2754 next if ($empty || $signoff);
2755 $empty = 1;
2756 } else {
2757 $empty = 0;
2758 }
2759
2760 print format_log_line_html($line) . "<br/>\n";
2761 }
2762
2763 if ($opts{'-final_empty_line'}) {
2764 # end with single empty line
2765 print "<br/>\n" unless $empty;
2766 }
2767}
2768
2769# return link target (what link points to)
2770sub git_get_link_target {
2771 my $hash = shift;
2772 my $link_target;
2773
2774 # read link
2775 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
2776 or return;
2777 {
2778 local $/;
2779 $link_target = <$fd>;
2780 }
2781 close $fd
2782 or return;
2783
2784 return $link_target;
2785}
2786
2787# given link target, and the directory (basedir) the link is in,
2788# return target of link relative to top directory (top tree);
2789# return undef if it is not possible (including absolute links).
2790sub normalize_link_target {
2791 my ($link_target, $basedir, $hash_base) = @_;
2792
2793 # we can normalize symlink target only if $hash_base is provided
2794 return unless $hash_base;
2795
2796 # absolute symlinks (beginning with '/') cannot be normalized
2797 return if (substr($link_target, 0, 1) eq '/');
2798
2799 # normalize link target to path from top (root) tree (dir)
2800 my $path;
2801 if ($basedir) {
2802 $path = $basedir . '/' . $link_target;
2803 } else {
2804 # we are in top (root) tree (dir)
2805 $path = $link_target;
2806 }
2807
2808 # remove //, /./, and /../
2809 my @path_parts;
2810 foreach my $part (split('/', $path)) {
2811 # discard '.' and ''
2812 next if (!$part || $part eq '.');
2813 # handle '..'
2814 if ($part eq '..') {
2815 if (@path_parts) {
2816 pop @path_parts;
2817 } else {
2818 # link leads outside repository (outside top dir)
2819 return;
2820 }
2821 } else {
2822 push @path_parts, $part;
2823 }
2824 }
2825 $path = join('/', @path_parts);
2826
2827 return $path;
2828}
2829
2830# print tree entry (row of git_tree), but without encompassing <tr> element
2831sub git_print_tree_entry {
2832 my ($t, $basedir, $hash_base, $have_blame) = @_;
2833
2834 my %base_key = ();
2835 $base_key{'hash_base'} = $hash_base if defined $hash_base;
2836
2837 # The format of a table row is: mode list link. Where mode is
2838 # the mode of the entry, list is the name of the entry, an href,
2839 # and link is the action links of the entry.
2840
2841 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
2842 if ($t->{'type'} eq "blob") {
2843 print "<td class=\"list\">" .
2844 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2845 file_name=>"$basedir$t->{'name'}", %base_key),
2846 -class => "list"}, esc_path($t->{'name'}));
2847 if (S_ISLNK(oct $t->{'mode'})) {
2848 my $link_target = git_get_link_target($t->{'hash'});
2849 if ($link_target) {
2850 my $norm_target = normalize_link_target($link_target, $basedir, $hash_base);
2851 if (defined $norm_target) {
2852 print " -> " .
2853 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
2854 file_name=>$norm_target),
2855 -title => $norm_target}, esc_path($link_target));
2856 } else {
2857 print " -> " . esc_path($link_target);
2858 }
2859 }
2860 }
2861 print "</td>\n";
2862 print "<td class=\"link\">";
2863 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2864 file_name=>"$basedir$t->{'name'}", %base_key)},
2865 "blob");
2866 if ($have_blame) {
2867 print " | " .
2868 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
2869 file_name=>"$basedir$t->{'name'}", %base_key)},
2870 "blame");
2871 }
2872 if (defined $hash_base) {
2873 print " | " .
2874 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2875 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
2876 "history");
2877 }
2878 print " | " .
2879 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
2880 file_name=>"$basedir$t->{'name'}")},
2881 "raw");
2882 print "</td>\n";
2883
2884 } elsif ($t->{'type'} eq "tree") {
2885 print "<td class=\"list\">";
2886 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2887 file_name=>"$basedir$t->{'name'}", %base_key)},
2888 esc_path($t->{'name'}));
2889 print "</td>\n";
2890 print "<td class=\"link\">";
2891 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2892 file_name=>"$basedir$t->{'name'}", %base_key)},
2893 "tree");
2894 if (defined $hash_base) {
2895 print " | " .
2896 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2897 file_name=>"$basedir$t->{'name'}")},
2898 "history");
2899 }
2900 print "</td>\n";
2901 } else {
2902 # unknown object: we can only present history for it
2903 # (this includes 'commit' object, i.e. submodule support)
2904 print "<td class=\"list\">" .
2905 esc_path($t->{'name'}) .
2906 "</td>\n";
2907 print "<td class=\"link\">";
2908 if (defined $hash_base) {
2909 print $cgi->a({-href => href(action=>"history",
2910 hash_base=>$hash_base,
2911 file_name=>"$basedir$t->{'name'}")},
2912 "history");
2913 }
2914 print "</td>\n";
2915 }
2916}
2917
2918## ......................................................................
2919## functions printing large fragments of HTML
2920
2921# get pre-image filenames for merge (combined) diff
2922sub fill_from_file_info {
2923 my ($diff, @parents) = @_;
2924
2925 $diff->{'from_file'} = [ ];
2926 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
2927 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
2928 if ($diff->{'status'}[$i] eq 'R' ||
2929 $diff->{'status'}[$i] eq 'C') {
2930 $diff->{'from_file'}[$i] =
2931 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
2932 }
2933 }
2934
2935 return $diff;
2936}
2937
2938# is current raw difftree line of file deletion
2939sub is_deleted {
2940 my $diffinfo = shift;
2941
2942 return $diffinfo->{'status_str'} =~ /D/;
2943}
2944
2945# does patch correspond to [previous] difftree raw line
2946# $diffinfo - hashref of parsed raw diff format
2947# $patchinfo - hashref of parsed patch diff format
2948# (the same keys as in $diffinfo)
2949sub is_patch_split {
2950 my ($diffinfo, $patchinfo) = @_;
2951
2952 return defined $diffinfo && defined $patchinfo
2953 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
2954}
2955
2956
2957sub git_difftree_body {
2958 my ($difftree, $hash, @parents) = @_;
2959 my ($parent) = $parents[0];
2960 my ($have_blame) = gitweb_check_feature('blame');
2961 print "<div class=\"list_head\">\n";
2962 if ($#{$difftree} > 10) {
2963 print(($#{$difftree} + 1) . " files changed:\n");
2964 }
2965 print "</div>\n";
2966
2967 print "<table class=\"" .
2968 (@parents > 1 ? "combined " : "") .
2969 "diff_tree\">\n";
2970
2971 # header only for combined diff in 'commitdiff' view
2972 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
2973 if ($has_header) {
2974 # table header
2975 print "<thead><tr>\n" .
2976 "<th></th><th></th>\n"; # filename, patchN link
2977 for (my $i = 0; $i < @parents; $i++) {
2978 my $par = $parents[$i];
2979 print "<th>" .
2980 $cgi->a({-href => href(action=>"commitdiff",
2981 hash=>$hash, hash_parent=>$par),
2982 -title => 'commitdiff to parent number ' .
2983 ($i+1) . ': ' . substr($par,0,7)},
2984 $i+1) .
2985 " </th>\n";
2986 }
2987 print "</tr></thead>\n<tbody>\n";
2988 }
2989
2990 my $alternate = 1;
2991 my $patchno = 0;
2992 foreach my $line (@{$difftree}) {
2993 my $diff = parsed_difftree_line($line);
2994
2995 if ($alternate) {
2996 print "<tr class=\"dark\">\n";
2997 } else {
2998 print "<tr class=\"light\">\n";
2999 }
3000 $alternate ^= 1;
3001
3002 if (exists $diff->{'nparents'}) { # combined diff
3003
3004 fill_from_file_info($diff, @parents)
3005 unless exists $diff->{'from_file'};
3006
3007 if (!is_deleted($diff)) {
3008 # file exists in the result (child) commit
3009 print "<td>" .
3010 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3011 file_name=>$diff->{'to_file'},
3012 hash_base=>$hash),
3013 -class => "list"}, esc_path($diff->{'to_file'})) .
3014 "</td>\n";
3015 } else {
3016 print "<td>" .
3017 esc_path($diff->{'to_file'}) .
3018 "</td>\n";
3019 }
3020
3021 if ($action eq 'commitdiff') {
3022 # link to patch
3023 $patchno++;
3024 print "<td class=\"link\">" .
3025 $cgi->a({-href => "#patch$patchno"}, "patch") .
3026 " | " .
3027 "</td>\n";
3028 }
3029
3030 my $has_history = 0;
3031 my $not_deleted = 0;
3032 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
3033 my $hash_parent = $parents[$i];
3034 my $from_hash = $diff->{'from_id'}[$i];
3035 my $from_path = $diff->{'from_file'}[$i];
3036 my $status = $diff->{'status'}[$i];
3037
3038 $has_history ||= ($status ne 'A');
3039 $not_deleted ||= ($status ne 'D');
3040
3041 if ($status eq 'A') {
3042 print "<td class=\"link\" align=\"right\"> | </td>\n";
3043 } elsif ($status eq 'D') {
3044 print "<td class=\"link\">" .
3045 $cgi->a({-href => href(action=>"blob",
3046 hash_base=>$hash,
3047 hash=>$from_hash,
3048 file_name=>$from_path)},
3049 "blob" . ($i+1)) .
3050 " | </td>\n";
3051 } else {
3052 if ($diff->{'to_id'} eq $from_hash) {
3053 print "<td class=\"link nochange\">";
3054 } else {
3055 print "<td class=\"link\">";
3056 }
3057 print $cgi->a({-href => href(action=>"blobdiff",
3058 hash=>$diff->{'to_id'},
3059 hash_parent=>$from_hash,
3060 hash_base=>$hash,
3061 hash_parent_base=>$hash_parent,
3062 file_name=>$diff->{'to_file'},
3063 file_parent=>$from_path)},
3064 "diff" . ($i+1)) .
3065 " | </td>\n";
3066 }
3067 }
3068
3069 print "<td class=\"link\">";
3070 if ($not_deleted) {
3071 print $cgi->a({-href => href(action=>"blob",
3072 hash=>$diff->{'to_id'},
3073 file_name=>$diff->{'to_file'},
3074 hash_base=>$hash)},
3075 "blob");
3076 print " | " if ($has_history);
3077 }
3078 if ($has_history) {
3079 print $cgi->a({-href => href(action=>"history",
3080 file_name=>$diff->{'to_file'},
3081 hash_base=>$hash)},
3082 "history");
3083 }
3084 print "</td>\n";
3085
3086 print "</tr>\n";
3087 next; # instead of 'else' clause, to avoid extra indent
3088 }
3089 # else ordinary diff
3090
3091 my ($to_mode_oct, $to_mode_str, $to_file_type);
3092 my ($from_mode_oct, $from_mode_str, $from_file_type);
3093 if ($diff->{'to_mode'} ne ('0' x 6)) {
3094 $to_mode_oct = oct $diff->{'to_mode'};
3095 if (S_ISREG($to_mode_oct)) { # only for regular file
3096 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
3097 }
3098 $to_file_type = file_type($diff->{'to_mode'});
3099 }
3100 if ($diff->{'from_mode'} ne ('0' x 6)) {
3101 $from_mode_oct = oct $diff->{'from_mode'};
3102 if (S_ISREG($to_mode_oct)) { # only for regular file
3103 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
3104 }
3105 $from_file_type = file_type($diff->{'from_mode'});
3106 }
3107
3108 if ($diff->{'status'} eq "A") { # created
3109 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
3110 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
3111 $mode_chng .= "]</span>";
3112 print "<td>";
3113 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3114 hash_base=>$hash, file_name=>$diff->{'file'}),
3115 -class => "list"}, esc_path($diff->{'file'}));
3116 print "</td>\n";
3117 print "<td>$mode_chng</td>\n";
3118 print "<td class=\"link\">";
3119 if ($action eq 'commitdiff') {
3120 # link to patch
3121 $patchno++;
3122 print $cgi->a({-href => "#patch$patchno"}, "patch");
3123 print " | ";
3124 }
3125 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3126 hash_base=>$hash, file_name=>$diff->{'file'})},
3127 "blob");
3128 print "</td>\n";
3129
3130 } elsif ($diff->{'status'} eq "D") { # deleted
3131 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
3132 print "<td>";
3133 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
3134 hash_base=>$parent, file_name=>$diff->{'file'}),
3135 -class => "list"}, esc_path($diff->{'file'}));
3136 print "</td>\n";
3137 print "<td>$mode_chng</td>\n";
3138 print "<td class=\"link\">";
3139 if ($action eq 'commitdiff') {
3140 # link to patch
3141 $patchno++;
3142 print $cgi->a({-href => "#patch$patchno"}, "patch");
3143 print " | ";
3144 }
3145 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
3146 hash_base=>$parent, file_name=>$diff->{'file'})},
3147 "blob") . " | ";
3148 if ($have_blame) {
3149 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
3150 file_name=>$diff->{'file'})},
3151 "blame") . " | ";
3152 }
3153 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
3154 file_name=>$diff->{'file'})},
3155 "history");
3156 print "</td>\n";
3157
3158 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
3159 my $mode_chnge = "";
3160 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
3161 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
3162 if ($from_file_type ne $to_file_type) {
3163 $mode_chnge .= " from $from_file_type to $to_file_type";
3164 }
3165 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
3166 if ($from_mode_str && $to_mode_str) {
3167 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
3168 } elsif ($to_mode_str) {
3169 $mode_chnge .= " mode: $to_mode_str";
3170 }
3171 }
3172 $mode_chnge .= "]</span>\n";
3173 }
3174 print "<td>";
3175 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3176 hash_base=>$hash, file_name=>$diff->{'file'}),
3177 -class => "list"}, esc_path($diff->{'file'}));
3178 print "</td>\n";
3179 print "<td>$mode_chnge</td>\n";
3180 print "<td class=\"link\">";
3181 if ($action eq 'commitdiff') {
3182 # link to patch
3183 $patchno++;
3184 print $cgi->a({-href => "#patch$patchno"}, "patch") .
3185 " | ";
3186 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
3187 # "commit" view and modified file (not onlu mode changed)
3188 print $cgi->a({-href => href(action=>"blobdiff",
3189 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
3190 hash_base=>$hash, hash_parent_base=>$parent,
3191 file_name=>$diff->{'file'})},
3192 "diff") .
3193 " | ";
3194 }
3195 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3196 hash_base=>$hash, file_name=>$diff->{'file'})},
3197 "blob") . " | ";
3198 if ($have_blame) {
3199 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
3200 file_name=>$diff->{'file'})},
3201 "blame") . " | ";
3202 }
3203 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
3204 file_name=>$diff->{'file'})},
3205 "history");
3206 print "</td>\n";
3207
3208 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
3209 my %status_name = ('R' => 'moved', 'C' => 'copied');
3210 my $nstatus = $status_name{$diff->{'status'}};
3211 my $mode_chng = "";
3212 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
3213 # mode also for directories, so we cannot use $to_mode_str
3214 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
3215 }
3216 print "<td>" .
3217 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
3218 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
3219 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
3220 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
3221 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
3222 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
3223 -class => "list"}, esc_path($diff->{'from_file'})) .
3224 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
3225 "<td class=\"link\">";
3226 if ($action eq 'commitdiff') {
3227 # link to patch
3228 $patchno++;
3229 print $cgi->a({-href => "#patch$patchno"}, "patch") .
3230 " | ";
3231 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
3232 # "commit" view and modified file (not only pure rename or copy)
3233 print $cgi->a({-href => href(action=>"blobdiff",
3234 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
3235 hash_base=>$hash, hash_parent_base=>$parent,
3236 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
3237 "diff") .
3238 " | ";
3239 }
3240 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3241 hash_base=>$parent, file_name=>$diff->{'to_file'})},
3242 "blob") . " | ";
3243 if ($have_blame) {
3244 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
3245 file_name=>$diff->{'to_file'})},
3246 "blame") . " | ";
3247 }
3248 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
3249 file_name=>$diff->{'to_file'})},
3250 "history");
3251 print "</td>\n";
3252
3253 } # we should not encounter Unmerged (U) or Unknown (X) status
3254 print "</tr>\n";
3255 }
3256 print "</tbody>" if $has_header;
3257 print "</table>\n";
3258}
3259
3260sub git_patchset_body {
3261 my ($fd, $difftree, $hash, @hash_parents) = @_;
3262 my ($hash_parent) = $hash_parents[0];
3263
3264 my $is_combined = (@hash_parents > 1);
3265 my $patch_idx = 0;
3266 my $patch_number = 0;
3267 my $patch_line;
3268 my $diffinfo;
3269 my $to_name;
3270 my (%from, %to);
3271
3272 print "<div class=\"patchset\">\n";
3273
3274 # skip to first patch
3275 while ($patch_line = <$fd>) {
3276 chomp $patch_line;
3277
3278 last if ($patch_line =~ m/^diff /);
3279 }
3280
3281 PATCH:
3282 while ($patch_line) {
3283
3284 # parse "git diff" header line
3285 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
3286 # $1 is from_name, which we do not use
3287 $to_name = unquote($2);
3288 $to_name =~ s!^b/!!;
3289 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
3290 # $1 is 'cc' or 'combined', which we do not use
3291 $to_name = unquote($2);
3292 } else {
3293 $to_name = undef;
3294 }
3295
3296 # check if current patch belong to current raw line
3297 # and parse raw git-diff line if needed
3298 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
3299 # this is continuation of a split patch
3300 print "<div class=\"patch cont\">\n";
3301 } else {
3302 # advance raw git-diff output if needed
3303 $patch_idx++ if defined $diffinfo;
3304
3305 # read and prepare patch information
3306 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
3307
3308 # compact combined diff output can have some patches skipped
3309 # find which patch (using pathname of result) we are at now;
3310 if ($is_combined) {
3311 while ($to_name ne $diffinfo->{'to_file'}) {
3312 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
3313 format_diff_cc_simplified($diffinfo, @hash_parents) .
3314 "</div>\n"; # class="patch"
3315
3316 $patch_idx++;
3317 $patch_number++;
3318
3319 last if $patch_idx > $#$difftree;
3320 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
3321 }
3322 }
3323
3324 # modifies %from, %to hashes
3325 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
3326
3327 # this is first patch for raw difftree line with $patch_idx index
3328 # we index @$difftree array from 0, but number patches from 1
3329 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
3330 }
3331
3332 # git diff header
3333 #assert($patch_line =~ m/^diff /) if DEBUG;
3334 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
3335 $patch_number++;
3336 # print "git diff" header
3337 print format_git_diff_header_line($patch_line, $diffinfo,
3338 \%from, \%to);
3339
3340 # print extended diff header
3341 print "<div class=\"diff extended_header\">\n";
3342 EXTENDED_HEADER:
3343 while ($patch_line = <$fd>) {
3344 chomp $patch_line;
3345
3346 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
3347
3348 print format_extended_diff_header_line($patch_line, $diffinfo,
3349 \%from, \%to);
3350 }
3351 print "</div>\n"; # class="diff extended_header"
3352
3353 # from-file/to-file diff header
3354 if (! $patch_line) {
3355 print "</div>\n"; # class="patch"
3356 last PATCH;
3357 }
3358 next PATCH if ($patch_line =~ m/^diff /);
3359 #assert($patch_line =~ m/^---/) if DEBUG;
3360
3361 my $last_patch_line = $patch_line;
3362 $patch_line = <$fd>;
3363 chomp $patch_line;
3364 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
3365
3366 print format_diff_from_to_header($last_patch_line, $patch_line,
3367 $diffinfo, \%from, \%to,
3368 @hash_parents);
3369
3370 # the patch itself
3371 LINE:
3372 while ($patch_line = <$fd>) {
3373 chomp $patch_line;
3374
3375 next PATCH if ($patch_line =~ m/^diff /);
3376
3377 print format_diff_line($patch_line, \%from, \%to);
3378 }
3379
3380 } continue {
3381 print "</div>\n"; # class="patch"
3382 }
3383
3384 # for compact combined (--cc) format, with chunk and patch simpliciaction
3385 # patchset might be empty, but there might be unprocessed raw lines
3386 for (++$patch_idx if $patch_number > 0;
3387 $patch_idx < @$difftree;
3388 ++$patch_idx) {
3389 # read and prepare patch information
3390 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
3391
3392 # generate anchor for "patch" links in difftree / whatchanged part
3393 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
3394 format_diff_cc_simplified($diffinfo, @hash_parents) .
3395 "</div>\n"; # class="patch"
3396
3397 $patch_number++;
3398 }
3399
3400 if ($patch_number == 0) {
3401 if (@hash_parents > 1) {
3402 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
3403 } else {
3404 print "<div class=\"diff nodifferences\">No differences found</div>\n";
3405 }
3406 }
3407
3408 print "</div>\n"; # class="patchset"
3409}
3410
3411# . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3412
3413sub git_project_list_body {
3414 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
3415
3416 my ($check_forks) = gitweb_check_feature('forks');
3417
3418 my @projects;
3419 foreach my $pr (@$projlist) {
3420 my (@aa) = git_get_last_activity($pr->{'path'});
3421 unless (@aa) {
3422 next;
3423 }
3424 ($pr->{'age'}, $pr->{'age_string'}) = @aa;
3425 if (!defined $pr->{'descr'}) {
3426 my $descr = git_get_project_description($pr->{'path'}) || "";
3427 $pr->{'descr_long'} = to_utf8($descr);
3428 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
3429 }
3430 if (!defined $pr->{'owner'}) {
3431 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
3432 }
3433 if ($check_forks) {
3434 my $pname = $pr->{'path'};
3435 if (($pname =~ s/\.git$//) &&
3436 ($pname !~ /\/$/) &&
3437 (-d "$projectroot/$pname")) {
3438 $pr->{'forks'} = "-d $projectroot/$pname";
3439 }
3440 else {
3441 $pr->{'forks'} = 0;
3442 }
3443 }
3444 push @projects, $pr;
3445 }
3446
3447 $order ||= $default_projects_order;
3448 $from = 0 unless defined $from;
3449 $to = $#projects if (!defined $to || $#projects < $to);
3450
3451 print "<table class=\"project_list\">\n";
3452 unless ($no_header) {
3453 print "<tr>\n";
3454 if ($check_forks) {
3455 print "<th></th>\n";
3456 }
3457 if ($order eq "project") {
3458 @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
3459 print "<th>Project</th>\n";
3460 } else {
3461 print "<th>" .
3462 $cgi->a({-href => href(project=>undef, order=>'project'),
3463 -class => "header"}, "Project") .
3464 "</th>\n";
3465 }
3466 if ($order eq "descr") {
3467 @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
3468 print "<th>Description</th>\n";
3469 } else {
3470 print "<th>" .
3471 $cgi->a({-href => href(project=>undef, order=>'descr'),
3472 -class => "header"}, "Description") .
3473 "</th>\n";
3474 }
3475 if ($order eq "owner") {
3476 @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
3477 print "<th>Owner</th>\n";
3478 } else {
3479 print "<th>" .
3480 $cgi->a({-href => href(project=>undef, order=>'owner'),
3481 -class => "header"}, "Owner") .
3482 "</th>\n";
3483 }
3484 if ($order eq "age") {
3485 @projects = sort {$a->{'age'} <=> $b->{'age'}} @projects;
3486 print "<th>Last Change</th>\n";
3487 } else {
3488 print "<th>" .
3489 $cgi->a({-href => href(project=>undef, order=>'age'),
3490 -class => "header"}, "Last Change") .
3491 "</th>\n";
3492 }
3493 print "<th></th>\n" .
3494 "</tr>\n";
3495 }
3496 my $alternate = 1;
3497 for (my $i = $from; $i <= $to; $i++) {
3498 my $pr = $projects[$i];
3499 if ($alternate) {
3500 print "<tr class=\"dark\">\n";
3501 } else {
3502 print "<tr class=\"light\">\n";
3503 }
3504 $alternate ^= 1;
3505 if ($check_forks) {
3506 print "<td>";
3507 if ($pr->{'forks'}) {
3508 print "<!-- $pr->{'forks'} -->\n";
3509 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
3510 }
3511 print "</td>\n";
3512 }
3513 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
3514 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
3515 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
3516 -class => "list", -title => $pr->{'descr_long'}},
3517 esc_html($pr->{'descr'})) . "</td>\n" .
3518 "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
3519 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
3520 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
3521 "<td class=\"link\">" .
3522 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
3523 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
3524 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
3525 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
3526 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
3527 "</td>\n" .
3528 "</tr>\n";
3529 }
3530 if (defined $extra) {
3531 print "<tr>\n";
3532 if ($check_forks) {
3533 print "<td></td>\n";
3534 }
3535 print "<td colspan=\"5\">$extra</td>\n" .
3536 "</tr>\n";
3537 }
3538 print "</table>\n";
3539}
3540
3541sub git_shortlog_body {
3542 # uses global variable $project
3543 my ($commitlist, $from, $to, $refs, $extra) = @_;
3544
3545 $from = 0 unless defined $from;
3546 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
3547
3548 print "<table class=\"shortlog\">\n";
3549 my $alternate = 1;
3550 for (my $i = $from; $i <= $to; $i++) {
3551 my %co = %{$commitlist->[$i]};
3552 my $commit = $co{'id'};
3553 my $ref = format_ref_marker($refs, $commit);
3554 if ($alternate) {
3555 print "<tr class=\"dark\">\n";
3556 } else {
3557 print "<tr class=\"light\">\n";
3558 }
3559 $alternate ^= 1;
3560 my $author = chop_and_escape_str($co{'author_name'}, 10);
3561 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
3562 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
3563 "<td><i>" . $author . "</i></td>\n" .
3564 "<td>";
3565 print format_subject_html($co{'title'}, $co{'title_short'},
3566 href(action=>"commit", hash=>$commit), $ref);
3567 print "</td>\n" .
3568 "<td class=\"link\">" .
3569 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
3570 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
3571 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
3572 my $snapshot_links = format_snapshot_links($commit);
3573 if (defined $snapshot_links) {
3574 print " | " . $snapshot_links;
3575 }
3576 print "</td>\n" .
3577 "</tr>\n";
3578 }
3579 if (defined $extra) {
3580 print "<tr>\n" .
3581 "<td colspan=\"4\">$extra</td>\n" .
3582 "</tr>\n";
3583 }
3584 print "</table>\n";
3585}
3586
3587sub git_history_body {
3588 # Warning: assumes constant type (blob or tree) during history
3589 my ($commitlist, $from, $to, $refs, $hash_base, $ftype, $extra) = @_;
3590
3591 $from = 0 unless defined $from;
3592 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
3593
3594 print "<table class=\"history\">\n";
3595 my $alternate = 1;
3596 for (my $i = $from; $i <= $to; $i++) {
3597 my %co = %{$commitlist->[$i]};
3598 if (!%co) {
3599 next;
3600 }
3601 my $commit = $co{'id'};
3602
3603 my $ref = format_ref_marker($refs, $commit);
3604
3605 if ($alternate) {
3606 print "<tr class=\"dark\">\n";
3607 } else {
3608 print "<tr class=\"light\">\n";
3609 }
3610 $alternate ^= 1;
3611 # shortlog uses chop_str($co{'author_name'}, 10)
3612 my $author = chop_and_escape_str($co{'author_name'}, 15, 3);
3613 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
3614 "<td><i>" . $author . "</i></td>\n" .
3615 "<td>";
3616 # originally git_history used chop_str($co{'title'}, 50)
3617 print format_subject_html($co{'title'}, $co{'title_short'},
3618 href(action=>"commit", hash=>$commit), $ref);
3619 print "</td>\n" .
3620 "<td class=\"link\">" .
3621 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
3622 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
3623
3624 if ($ftype eq 'blob') {
3625 my $blob_current = git_get_hash_by_path($hash_base, $file_name);
3626 my $blob_parent = git_get_hash_by_path($commit, $file_name);
3627 if (defined $blob_current && defined $blob_parent &&
3628 $blob_current ne $blob_parent) {
3629 print " | " .
3630 $cgi->a({-href => href(action=>"blobdiff",
3631 hash=>$blob_current, hash_parent=>$blob_parent,
3632 hash_base=>$hash_base, hash_parent_base=>$commit,
3633 file_name=>$file_name)},
3634 "diff to current");
3635 }
3636 }
3637 print "</td>\n" .
3638 "</tr>\n";
3639 }
3640 if (defined $extra) {
3641 print "<tr>\n" .
3642 "<td colspan=\"4\">$extra</td>\n" .
3643 "</tr>\n";
3644 }
3645 print "</table>\n";
3646}
3647
3648sub git_tags_body {
3649 # uses global variable $project
3650 my ($taglist, $from, $to, $extra) = @_;
3651 $from = 0 unless defined $from;
3652 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
3653
3654 print "<table class=\"tags\">\n";
3655 my $alternate = 1;
3656 for (my $i = $from; $i <= $to; $i++) {
3657 my $entry = $taglist->[$i];
3658 my %tag = %$entry;
3659 my $comment = $tag{'subject'};
3660 my $comment_short;
3661 if (defined $comment) {
3662 $comment_short = chop_str($comment, 30, 5);
3663 }
3664 if ($alternate) {
3665 print "<tr class=\"dark\">\n";
3666 } else {
3667 print "<tr class=\"light\">\n";
3668 }
3669 $alternate ^= 1;
3670 if (defined $tag{'age'}) {
3671 print "<td><i>$tag{'age'}</i></td>\n";
3672 } else {
3673 print "<td></td>\n";
3674 }
3675 print "<td>" .
3676 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
3677 -class => "list name"}, esc_html($tag{'name'})) .
3678 "</td>\n" .
3679 "<td>";
3680 if (defined $comment) {
3681 print format_subject_html($comment, $comment_short,
3682 href(action=>"tag", hash=>$tag{'id'}));
3683 }
3684 print "</td>\n" .
3685 "<td class=\"selflink\">";
3686 if ($tag{'type'} eq "tag") {
3687 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
3688 } else {
3689 print " ";
3690 }
3691 print "</td>\n" .
3692 "<td class=\"link\">" . " | " .
3693 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
3694 if ($tag{'reftype'} eq "commit") {
3695 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
3696 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
3697 } elsif ($tag{'reftype'} eq "blob") {
3698 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
3699 }
3700 print "</td>\n" .
3701 "</tr>";
3702 }
3703 if (defined $extra) {
3704 print "<tr>\n" .
3705 "<td colspan=\"5\">$extra</td>\n" .
3706 "</tr>\n";
3707 }
3708 print "</table>\n";
3709}
3710
3711sub git_heads_body {
3712 # uses global variable $project
3713 my ($headlist, $head, $from, $to, $extra) = @_;
3714 $from = 0 unless defined $from;
3715 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
3716
3717 print "<table class=\"heads\">\n";
3718 my $alternate = 1;
3719 for (my $i = $from; $i <= $to; $i++) {
3720 my $entry = $headlist->[$i];
3721 my %ref = %$entry;
3722 my $curr = $ref{'id'} eq $head;
3723 if ($alternate) {
3724 print "<tr class=\"dark\">\n";
3725 } else {
3726 print "<tr class=\"light\">\n";
3727 }
3728 $alternate ^= 1;
3729 print "<td><i>$ref{'age'}</i></td>\n" .
3730 ($curr ? "<td class=\"current_head\">" : "<td>") .
3731 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
3732 -class => "list name"},esc_html($ref{'name'})) .
3733 "</td>\n" .
3734 "<td class=\"link\">" .
3735 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
3736 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
3737 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'name'})}, "tree") .
3738 "</td>\n" .
3739 "</tr>";
3740 }
3741 if (defined $extra) {
3742 print "<tr>\n" .
3743 "<td colspan=\"3\">$extra</td>\n" .
3744 "</tr>\n";
3745 }
3746 print "</table>\n";
3747}
3748
3749sub git_search_grep_body {
3750 my ($commitlist, $from, $to, $extra) = @_;
3751 $from = 0 unless defined $from;
3752 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
3753
3754 print "<table class=\"commit_search\">\n";
3755 my $alternate = 1;
3756 for (my $i = $from; $i <= $to; $i++) {
3757 my %co = %{$commitlist->[$i]};
3758 if (!%co) {
3759 next;
3760 }
3761 my $commit = $co{'id'};
3762 if ($alternate) {
3763 print "<tr class=\"dark\">\n";
3764 } else {
3765 print "<tr class=\"light\">\n";
3766 }
3767 $alternate ^= 1;
3768 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
3769 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
3770 "<td><i>" . $author . "</i></td>\n" .
3771 "<td>" .
3772 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), -class => "list subject"},
3773 chop_and_escape_str($co{'title'}, 50) . "<br/>");
3774 my $comment = $co{'comment'};
3775 foreach my $line (@$comment) {
3776 if ($line =~ m/^(.*)($search_regexp)(.*)$/i) {
3777 my $lead = esc_html($1) || "";
3778 $lead = chop_str($lead, 30, 10);
3779 my $match = esc_html($2) || "";
3780 my $trail = esc_html($3) || "";
3781 $trail = chop_str($trail, 30, 10);
3782 my $text = "$lead<span class=\"match\">$match</span>$trail";
3783 print chop_str($text, 80, 5) . "<br/>\n";
3784 }
3785 }
3786 print "</td>\n" .
3787 "<td class=\"link\">" .
3788 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
3789 " | " .
3790 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
3791 " | " .
3792 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
3793 print "</td>\n" .
3794 "</tr>\n";
3795 }
3796 if (defined $extra) {
3797 print "<tr>\n" .
3798 "<td colspan=\"3\">$extra</td>\n" .
3799 "</tr>\n";
3800 }
3801 print "</table>\n";
3802}
3803
3804## ======================================================================
3805## ======================================================================
3806## actions
3807
3808sub git_project_list {
3809 my $order = $cgi->param('o');
3810 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
3811 die_error(undef, "Unknown order parameter");
3812 }
3813
3814 my @list = git_get_projects_list();
3815 if (!@list) {
3816 die_error(undef, "No projects found");
3817 }
3818
3819 git_header_html();
3820 if (-f $home_text) {
3821 print "<div class=\"index_include\">\n";
3822 open (my $fd, $home_text);
3823 print <$fd>;
3824 close $fd;
3825 print "</div>\n";
3826 }
3827 git_project_list_body(\@list, $order);
3828 git_footer_html();
3829}
3830
3831sub git_forks {
3832 my $order = $cgi->param('o');
3833 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
3834 die_error(undef, "Unknown order parameter");
3835 }
3836
3837 my @list = git_get_projects_list($project);
3838 if (!@list) {
3839 die_error(undef, "No forks found");
3840 }
3841
3842 git_header_html();
3843 git_print_page_nav('','');
3844 git_print_header_div('summary', "$project forks");
3845 git_project_list_body(\@list, $order);
3846 git_footer_html();
3847}
3848
3849sub git_project_index {
3850 my @projects = git_get_projects_list($project);
3851
3852 print $cgi->header(
3853 -type => 'text/plain',
3854 -charset => 'utf-8',
3855 -content_disposition => 'inline; filename="index.aux"');
3856
3857 foreach my $pr (@projects) {
3858 if (!exists $pr->{'owner'}) {
3859 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
3860 }
3861
3862 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
3863 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
3864 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3865 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3866 $path =~ s/ /\+/g;
3867 $owner =~ s/ /\+/g;
3868
3869 print "$path $owner\n";
3870 }
3871}
3872
3873sub git_summary {
3874 my $descr = git_get_project_description($project) || "none";
3875 my %co = parse_commit("HEAD");
3876 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
3877 my $head = $co{'id'};
3878
3879 my $owner = git_get_project_owner($project);
3880
3881 my $refs = git_get_references();
3882 # These get_*_list functions return one more to allow us to see if
3883 # there are more ...
3884 my @taglist = git_get_tags_list(16);
3885 my @headlist = git_get_heads_list(16);
3886 my @forklist;
3887 my ($check_forks) = gitweb_check_feature('forks');
3888
3889 if ($check_forks) {
3890 @forklist = git_get_projects_list($project);
3891 }
3892
3893 git_header_html();
3894 git_print_page_nav('summary','', $head);
3895
3896 print "<div class=\"title\"> </div>\n";
3897 print "<table class=\"projects_list\">\n" .
3898 "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
3899 "<tr><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
3900 if (defined $cd{'rfc2822'}) {
3901 print "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
3902 }
3903
3904 # use per project git URL list in $projectroot/$project/cloneurl
3905 # or make project git URL from git base URL and project name
3906 my $url_tag = "URL";
3907 my @url_list = git_get_project_url_list($project);
3908 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
3909 foreach my $git_url (@url_list) {
3910 next unless $git_url;
3911 print "<tr><td>$url_tag</td><td>$git_url</td></tr>\n";
3912 $url_tag = "";
3913 }
3914 print "</table>\n";
3915
3916 if (-s "$projectroot/$project/README.html") {
3917 if (open my $fd, "$projectroot/$project/README.html") {
3918 print "<div class=\"title\">readme</div>\n" .
3919 "<div class=\"readme\">\n";
3920 print $_ while (<$fd>);
3921 print "\n</div>\n"; # class="readme"
3922 close $fd;
3923 }
3924 }
3925
3926 # we need to request one more than 16 (0..15) to check if
3927 # those 16 are all
3928 my @commitlist = $head ? parse_commits($head, 17) : ();
3929 if (@commitlist) {
3930 git_print_header_div('shortlog');
3931 git_shortlog_body(\@commitlist, 0, 15, $refs,
3932 $#commitlist <= 15 ? undef :
3933 $cgi->a({-href => href(action=>"shortlog")}, "..."));
3934 }
3935
3936 if (@taglist) {
3937 git_print_header_div('tags');
3938 git_tags_body(\@taglist, 0, 15,
3939 $#taglist <= 15 ? undef :
3940 $cgi->a({-href => href(action=>"tags")}, "..."));
3941 }
3942
3943 if (@headlist) {
3944 git_print_header_div('heads');
3945 git_heads_body(\@headlist, $head, 0, 15,
3946 $#headlist <= 15 ? undef :
3947 $cgi->a({-href => href(action=>"heads")}, "..."));
3948 }
3949
3950 if (@forklist) {
3951 git_print_header_div('forks');
3952 git_project_list_body(\@forklist, undef, 0, 15,
3953 $#forklist <= 15 ? undef :
3954 $cgi->a({-href => href(action=>"forks")}, "..."),
3955 'noheader');
3956 }
3957
3958 git_footer_html();
3959}
3960
3961sub git_tag {
3962 my $head = git_get_head_hash($project);
3963 git_header_html();
3964 git_print_page_nav('','', $head,undef,$head);
3965 my %tag = parse_tag($hash);
3966
3967 if (! %tag) {
3968 die_error(undef, "Unknown tag object");
3969 }
3970
3971 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
3972 print "<div class=\"title_text\">\n" .
3973 "<table class=\"object_header\">\n" .
3974 "<tr>\n" .
3975 "<td>object</td>\n" .
3976 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3977 $tag{'object'}) . "</td>\n" .
3978 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3979 $tag{'type'}) . "</td>\n" .
3980 "</tr>\n";
3981 if (defined($tag{'author'})) {
3982 my %ad = parse_date($tag{'epoch'}, $tag{'tz'});
3983 print "<tr><td>author</td><td>" . esc_html($tag{'author'}) . "</td></tr>\n";
3984 print "<tr><td></td><td>" . $ad{'rfc2822'} .
3985 sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) .
3986 "</td></tr>\n";
3987 }
3988 print "</table>\n\n" .
3989 "</div>\n";
3990 print "<div class=\"page_body\">";
3991 my $comment = $tag{'comment'};
3992 foreach my $line (@$comment) {
3993 chomp $line;
3994 print esc_html($line, -nbsp=>1) . "<br/>\n";
3995 }
3996 print "</div>\n";
3997 git_footer_html();
3998}
3999
4000sub git_blame2 {
4001 my $fd;
4002 my $ftype;
4003
4004 my ($have_blame) = gitweb_check_feature('blame');
4005 if (!$have_blame) {
4006 die_error('403 Permission denied', "Permission denied");
4007 }
4008 die_error('404 Not Found', "File name not defined") if (!$file_name);
4009 $hash_base ||= git_get_head_hash($project);
4010 die_error(undef, "Couldn't find base commit") unless ($hash_base);
4011 my %co = parse_commit($hash_base)
4012 or die_error(undef, "Reading commit failed");
4013 if (!defined $hash) {
4014 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
4015 or die_error(undef, "Error looking up file");
4016 }
4017 $ftype = git_get_type($hash);
4018 if ($ftype !~ "blob") {
4019 die_error('400 Bad Request', "Object is not a blob");
4020 }
4021 open ($fd, "-|", git_cmd(), "blame", '-p', '--',
4022 $file_name, $hash_base)
4023 or die_error(undef, "Open git-blame failed");
4024 git_header_html();
4025 my $formats_nav =
4026 $cgi->a({-href => href(action=>"blob", -replay=>1)},
4027 "blob") .
4028 " | " .
4029 $cgi->a({-href => href(action=>"history", -replay=>1)},
4030 "history") .
4031 " | " .
4032 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
4033 "HEAD");
4034 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4035 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4036 git_print_page_path($file_name, $ftype, $hash_base);
4037 my @rev_color = (qw(light2 dark2));
4038 my $num_colors = scalar(@rev_color);
4039 my $current_color = 0;
4040 my $last_rev;
4041 print <<HTML;
4042<div class="page_body">
4043<table class="blame">
4044<tr><th>Commit</th><th>Line</th><th>Data</th></tr>
4045HTML
4046 my %metainfo = ();
4047 while (1) {
4048 $_ = <$fd>;
4049 last unless defined $_;
4050 my ($full_rev, $orig_lineno, $lineno, $group_size) =
4051 /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/;
4052 if (!exists $metainfo{$full_rev}) {
4053 $metainfo{$full_rev} = {};
4054 }
4055 my $meta = $metainfo{$full_rev};
4056 while (<$fd>) {
4057 last if (s/^\t//);
4058 if (/^(\S+) (.*)$/) {
4059 $meta->{$1} = $2;
4060 }
4061 }
4062 my $data = $_;
4063 chomp $data;
4064 my $rev = substr($full_rev, 0, 8);
4065 my $author = $meta->{'author'};
4066 my %date = parse_date($meta->{'author-time'},
4067 $meta->{'author-tz'});
4068 my $date = $date{'iso-tz'};
4069 if ($group_size) {
4070 $current_color = ++$current_color % $num_colors;
4071 }
4072 print "<tr class=\"$rev_color[$current_color]\">\n";
4073 if ($group_size) {
4074 print "<td class=\"sha1\"";
4075 print " title=\"". esc_html($author) . ", $date\"";
4076 print " rowspan=\"$group_size\"" if ($group_size > 1);
4077 print ">";
4078 print $cgi->a({-href => href(action=>"commit",
4079 hash=>$full_rev,
4080 file_name=>$file_name)},
4081 esc_html($rev));
4082 print "</td>\n";
4083 }
4084 open (my $dd, "-|", git_cmd(), "rev-parse", "$full_rev^")
4085 or die_error(undef, "Open git-rev-parse failed");
4086 my $parent_commit = <$dd>;
4087 close $dd;
4088 chomp($parent_commit);
4089 my $blamed = href(action => 'blame',
4090 file_name => $meta->{'filename'},
4091 hash_base => $parent_commit);
4092 print "<td class=\"linenr\">";
4093 print $cgi->a({ -href => "$blamed#l$orig_lineno",
4094 -id => "l$lineno",
4095 -class => "linenr" },
4096 esc_html($lineno));
4097 print "</td>";
4098 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
4099 print "</tr>\n";
4100 }
4101 print "</table>\n";
4102 print "</div>";
4103 close $fd
4104 or print "Reading blob failed\n";
4105 git_footer_html();
4106}
4107
4108sub git_blame {
4109 my $fd;
4110
4111 my ($have_blame) = gitweb_check_feature('blame');
4112 if (!$have_blame) {
4113 die_error('403 Permission denied', "Permission denied");
4114 }
4115 die_error('404 Not Found', "File name not defined") if (!$file_name);
4116 $hash_base ||= git_get_head_hash($project);
4117 die_error(undef, "Couldn't find base commit") unless ($hash_base);
4118 my %co = parse_commit($hash_base)
4119 or die_error(undef, "Reading commit failed");
4120 if (!defined $hash) {
4121 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
4122 or die_error(undef, "Error lookup file");
4123 }
4124 open ($fd, "-|", git_cmd(), "annotate", '-l', '-t', '-r', $file_name, $hash_base)
4125 or die_error(undef, "Open git-annotate failed");
4126 git_header_html();
4127 my $formats_nav =
4128 $cgi->a({-href => href(action=>"blob", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
4129 "blob") .
4130 " | " .
4131 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
4132 "history") .
4133 " | " .
4134 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
4135 "HEAD");
4136 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4137 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4138 git_print_page_path($file_name, 'blob', $hash_base);
4139 print "<div class=\"page_body\">\n";
4140 print <<HTML;
4141<table class="blame">
4142 <tr>
4143 <th>Commit</th>
4144 <th>Age</th>
4145 <th>Author</th>
4146 <th>Line</th>
4147 <th>Data</th>
4148 </tr>
4149HTML
4150 my @line_class = (qw(light dark));
4151 my $line_class_len = scalar (@line_class);
4152 my $line_class_num = $#line_class;
4153 while (my $line = <$fd>) {
4154 my $long_rev;
4155 my $short_rev;
4156 my $author;
4157 my $time;
4158 my $lineno;
4159 my $data;
4160 my $age;
4161 my $age_str;
4162 my $age_class;
4163
4164 chomp $line;
4165 $line_class_num = ($line_class_num + 1) % $line_class_len;
4166
4167 if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) [+-]\d\d\d\d\t(\d+)\)(.*)$/) {
4168 $long_rev = $1;
4169 $author = $2;
4170 $time = $3;
4171 $lineno = $4;
4172 $data = $5;
4173 } else {
4174 print qq( <tr><td colspan="5" class="error">Unable to parse: $line</td></tr>\n);
4175 next;
4176 }
4177 $short_rev = substr ($long_rev, 0, 8);
4178 $age = time () - $time;
4179 $age_str = age_string ($age);
4180 $age_str =~ s/ / /g;
4181 $age_class = age_class($age);
4182 $author = esc_html ($author);
4183 $author =~ s/ / /g;
4184
4185 $data = untabify($data);
4186 $data = esc_html ($data);
4187
4188 print <<HTML;
4189 <tr class="$line_class[$line_class_num]">
4190 <td class="sha1"><a href="${\href (action=>"commit", hash=>$long_rev)}" class="text">$short_rev..</a></td>
4191 <td class="$age_class">$age_str</td>
4192 <td>$author</td>
4193 <td class="linenr"><a id="$lineno" href="#$lineno" class="linenr">$lineno</a></td>
4194 <td class="pre">$data</td>
4195 </tr>
4196HTML
4197 } # while (my $line = <$fd>)
4198 print "</table>\n\n";
4199 close $fd
4200 or print "Reading blob failed.\n";
4201 print "</div>";
4202 git_footer_html();
4203}
4204
4205sub git_tags {
4206 my $head = git_get_head_hash($project);
4207 git_header_html();
4208 git_print_page_nav('','', $head,undef,$head);
4209 git_print_header_div('summary', $project);
4210
4211 my @tagslist = git_get_tags_list();
4212 if (@tagslist) {
4213 git_tags_body(\@tagslist);
4214 }
4215 git_footer_html();
4216}
4217
4218sub git_heads {
4219 my $head = git_get_head_hash($project);
4220 git_header_html();
4221 git_print_page_nav('','', $head,undef,$head);
4222 git_print_header_div('summary', $project);
4223
4224 my @headslist = git_get_heads_list();
4225 if (@headslist) {
4226 git_heads_body(\@headslist, $head);
4227 }
4228 git_footer_html();
4229}
4230
4231sub git_blob_plain {
4232 my $expires;
4233
4234 if (!defined $hash) {
4235 if (defined $file_name) {
4236 my $base = $hash_base || git_get_head_hash($project);
4237 $hash = git_get_hash_by_path($base, $file_name, "blob")
4238 or die_error(undef, "Error lookup file");
4239 } else {
4240 die_error(undef, "No file name defined");
4241 }
4242 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4243 # blobs defined by non-textual hash id's can be cached
4244 $expires = "+1d";
4245 }
4246
4247 my $type = shift;
4248 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4249 or die_error(undef, "Couldn't cat $file_name, $hash");
4250
4251 $type ||= blob_mimetype($fd, $file_name);
4252
4253 # save as filename, even when no $file_name is given
4254 my $save_as = "$hash";
4255 if (defined $file_name) {
4256 $save_as = $file_name;
4257 } elsif ($type =~ m/^text\//) {
4258 $save_as .= '.txt';
4259 }
4260
4261 print $cgi->header(
4262 -type => "$type",
4263 -expires=>$expires,
4264 -content_disposition => 'inline; filename="' . "$save_as" . '"');
4265 undef $/;
4266 binmode STDOUT, ':raw';
4267 print <$fd>;
4268 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
4269 $/ = "\n";
4270 close $fd;
4271}
4272
4273sub git_blob {
4274 my $expires;
4275
4276 if (!defined $hash) {
4277 if (defined $file_name) {
4278 my $base = $hash_base || git_get_head_hash($project);
4279 $hash = git_get_hash_by_path($base, $file_name, "blob")
4280 or die_error(undef, "Error lookup file");
4281 } else {
4282 die_error(undef, "No file name defined");
4283 }
4284 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4285 # blobs defined by non-textual hash id's can be cached
4286 $expires = "+1d";
4287 }
4288
4289 my ($have_blame) = gitweb_check_feature('blame');
4290 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4291 or die_error(undef, "Couldn't cat $file_name, $hash");
4292 my $mimetype = blob_mimetype($fd, $file_name);
4293 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
4294 close $fd;
4295 return git_blob_plain($mimetype);
4296 }
4297 # we can have blame only for text/* mimetype
4298 $have_blame &&= ($mimetype =~ m!^text/!);
4299
4300 git_header_html(undef, $expires);
4301 my $formats_nav = '';
4302 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
4303 if (defined $file_name) {
4304 if ($have_blame) {
4305 $formats_nav .=
4306 $cgi->a({-href => href(action=>"blame", -replay=>1)},
4307 "blame") .
4308 " | ";
4309 }
4310 $formats_nav .=
4311 $cgi->a({-href => href(action=>"history", -replay=>1)},
4312 "history") .
4313 " | " .
4314 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
4315 "raw") .
4316 " | " .
4317 $cgi->a({-href => href(action=>"blob",
4318 hash_base=>"HEAD", file_name=>$file_name)},
4319 "HEAD");
4320 } else {
4321 $formats_nav .=
4322 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
4323 "raw");
4324 }
4325 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4326 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4327 } else {
4328 print "<div class=\"page_nav\">\n" .
4329 "<br/><br/></div>\n" .
4330 "<div class=\"title\">$hash</div>\n";
4331 }
4332 git_print_page_path($file_name, "blob", $hash_base);
4333 print "<div class=\"page_body\">\n";
4334 if ($mimetype =~ m!^image/!) {
4335 print qq!<img type="$mimetype"!;
4336 if ($file_name) {
4337 print qq! alt="$file_name" title="$file_name"!;
4338 }
4339 print qq! src="! .
4340 href(action=>"blob_plain", hash=>$hash,
4341 hash_base=>$hash_base, file_name=>$file_name) .
4342 qq!" />\n!;
4343 } else {
4344 my $nr;
4345 while (my $line = <$fd>) {
4346 chomp $line;
4347 $nr++;
4348 $line = untabify($line);
4349 printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n",
4350 $nr, $nr, $nr, esc_html($line, -nbsp=>1);
4351 }
4352 }
4353 close $fd
4354 or print "Reading blob failed.\n";
4355 print "</div>";
4356 git_footer_html();
4357}
4358
4359sub git_tree {
4360 if (!defined $hash_base) {
4361 $hash_base = "HEAD";
4362 }
4363 if (!defined $hash) {
4364 if (defined $file_name) {
4365 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
4366 } else {
4367 $hash = $hash_base;
4368 }
4369 }
4370 $/ = "\0";
4371 open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash
4372 or die_error(undef, "Open git-ls-tree failed");
4373 my @entries = map { chomp; $_ } <$fd>;
4374 close $fd or die_error(undef, "Reading tree failed");
4375 $/ = "\n";
4376
4377 my $refs = git_get_references();
4378 my $ref = format_ref_marker($refs, $hash_base);
4379 git_header_html();
4380 my $basedir = '';
4381 my ($have_blame) = gitweb_check_feature('blame');
4382 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
4383 my @views_nav = ();
4384 if (defined $file_name) {
4385 push @views_nav,
4386 $cgi->a({-href => href(action=>"history", -replay=>1)},
4387 "history"),
4388 $cgi->a({-href => href(action=>"tree",
4389 hash_base=>"HEAD", file_name=>$file_name)},
4390 "HEAD"),
4391 }
4392 my $snapshot_links = format_snapshot_links($hash);
4393 if (defined $snapshot_links) {
4394 # FIXME: Should be available when we have no hash base as well.
4395 push @views_nav, $snapshot_links;
4396 }
4397 git_print_page_nav('tree','', $hash_base, undef, undef, join(' | ', @views_nav));
4398 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
4399 } else {
4400 undef $hash_base;
4401 print "<div class=\"page_nav\">\n";
4402 print "<br/><br/></div>\n";
4403 print "<div class=\"title\">$hash</div>\n";
4404 }
4405 if (defined $file_name) {
4406 $basedir = $file_name;
4407 if ($basedir ne '' && substr($basedir, -1) ne '/') {
4408 $basedir .= '/';
4409 }
4410 }
4411 git_print_page_path($file_name, 'tree', $hash_base);
4412 print "<div class=\"page_body\">\n";
4413 print "<table class=\"tree\">\n";
4414 my $alternate = 1;
4415 # '..' (top directory) link if possible
4416 if (defined $hash_base &&
4417 defined $file_name && $file_name =~ m![^/]+$!) {
4418 if ($alternate) {
4419 print "<tr class=\"dark\">\n";
4420 } else {
4421 print "<tr class=\"light\">\n";
4422 }
4423 $alternate ^= 1;
4424
4425 my $up = $file_name;
4426 $up =~ s!/?[^/]+$!!;
4427 undef $up unless $up;
4428 # based on git_print_tree_entry
4429 print '<td class="mode">' . mode_str('040000') . "</td>\n";
4430 print '<td class="list">';
4431 print $cgi->a({-href => href(action=>"tree", hash_base=>$hash_base,
4432 file_name=>$up)},
4433 "..");
4434 print "</td>\n";
4435 print "<td class=\"link\"></td>\n";
4436
4437 print "</tr>\n";
4438 }
4439 foreach my $line (@entries) {
4440 my %t = parse_ls_tree_line($line, -z => 1);
4441
4442 if ($alternate) {
4443 print "<tr class=\"dark\">\n";
4444 } else {
4445 print "<tr class=\"light\">\n";
4446 }
4447 $alternate ^= 1;
4448
4449 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
4450
4451 print "</tr>\n";
4452 }
4453 print "</table>\n" .
4454 "</div>";
4455 git_footer_html();
4456}
4457
4458sub git_snapshot {
4459 my @supported_fmts = gitweb_check_feature('snapshot');
4460 @supported_fmts = filter_snapshot_fmts(@supported_fmts);
4461
4462 my $format = $cgi->param('sf');
4463 if (!@supported_fmts) {
4464 die_error('403 Permission denied', "Permission denied");
4465 }
4466 # default to first supported snapshot format
4467 $format ||= $supported_fmts[0];
4468 if ($format !~ m/^[a-z0-9]+$/) {
4469 die_error(undef, "Invalid snapshot format parameter");
4470 } elsif (!exists($known_snapshot_formats{$format})) {
4471 die_error(undef, "Unknown snapshot format");
4472 } elsif (!grep($_ eq $format, @supported_fmts)) {
4473 die_error(undef, "Unsupported snapshot format");
4474 }
4475
4476 if (!defined $hash) {
4477 $hash = git_get_head_hash($project);
4478 }
4479
4480 my $git_command = git_cmd_str();
4481 my $name = $project;
4482 $name =~ s,([^/])/*\.git$,$1,;
4483 $name = basename($name);
4484 my $filename = to_utf8($name);
4485 $name =~ s/\047/\047\\\047\047/g;
4486 my $cmd;
4487 $filename .= "-$hash$known_snapshot_formats{$format}{'suffix'}";
4488 $cmd = "$git_command archive " .
4489 "--format=$known_snapshot_formats{$format}{'format'} " .
4490 "--prefix=\'$name\'/ $hash";
4491 if (exists $known_snapshot_formats{$format}{'compressor'}) {
4492 $cmd .= ' | ' . join ' ', @{$known_snapshot_formats{$format}{'compressor'}};
4493 }
4494
4495 print $cgi->header(
4496 -type => $known_snapshot_formats{$format}{'type'},
4497 -content_disposition => 'inline; filename="' . "$filename" . '"',
4498 -status => '200 OK');
4499
4500 open my $fd, "-|", $cmd
4501 or die_error(undef, "Execute git-archive failed");
4502 binmode STDOUT, ':raw';
4503 print <$fd>;
4504 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
4505 close $fd;
4506}
4507
4508sub git_log {
4509 my $head = git_get_head_hash($project);
4510 if (!defined $hash) {
4511 $hash = $head;
4512 }
4513 if (!defined $page) {
4514 $page = 0;
4515 }
4516 my $refs = git_get_references();
4517
4518 my @commitlist = parse_commits($hash, 101, (100 * $page));
4519
4520 my $paging_nav = format_paging_nav('log', $hash, $head, $page, (100 * ($page+1)));
4521
4522 git_header_html();
4523 git_print_page_nav('log','', $hash,undef,undef, $paging_nav);
4524
4525 if (!@commitlist) {
4526 my %co = parse_commit($hash);
4527
4528 git_print_header_div('summary', $project);
4529 print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
4530 }
4531 my $to = ($#commitlist >= 99) ? (99) : ($#commitlist);
4532 for (my $i = 0; $i <= $to; $i++) {
4533 my %co = %{$commitlist[$i]};
4534 next if !%co;
4535 my $commit = $co{'id'};
4536 my $ref = format_ref_marker($refs, $commit);
4537 my %ad = parse_date($co{'author_epoch'});
4538 git_print_header_div('commit',
4539 "<span class=\"age\">$co{'age_string'}</span>" .
4540 esc_html($co{'title'}) . $ref,
4541 $commit);
4542 print "<div class=\"title_text\">\n" .
4543 "<div class=\"log_link\">\n" .
4544 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
4545 " | " .
4546 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
4547 " | " .
4548 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
4549 "<br/>\n" .
4550 "</div>\n" .
4551 "<i>" . esc_html($co{'author_name'}) . " [$ad{'rfc2822'}]</i><br/>\n" .
4552 "</div>\n";
4553
4554 print "<div class=\"log_body\">\n";
4555 git_print_log($co{'comment'}, -final_empty_line=> 1);
4556 print "</div>\n";
4557 }
4558 if ($#commitlist >= 100) {
4559 print "<div class=\"page_nav\">\n";
4560 print $cgi->a({-href => href(-replay=>1, page=>$page+1),
4561 -accesskey => "n", -title => "Alt-n"}, "next");
4562 print "</div>\n";
4563 }
4564 git_footer_html();
4565}
4566
4567sub git_commit {
4568 $hash ||= $hash_base || "HEAD";
4569 my %co = parse_commit($hash);
4570 if (!%co) {
4571 die_error(undef, "Unknown commit object");
4572 }
4573 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
4574 my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
4575
4576 my $parent = $co{'parent'};
4577 my $parents = $co{'parents'}; # listref
4578
4579 # we need to prepare $formats_nav before any parameter munging
4580 my $formats_nav;
4581 if (!defined $parent) {
4582 # --root commitdiff
4583 $formats_nav .= '(initial)';
4584 } elsif (@$parents == 1) {
4585 # single parent commit
4586 $formats_nav .=
4587 '(parent: ' .
4588 $cgi->a({-href => href(action=>"commit",
4589 hash=>$parent)},
4590 esc_html(substr($parent, 0, 7))) .
4591 ')';
4592 } else {
4593 # merge commit
4594 $formats_nav .=
4595 '(merge: ' .
4596 join(' ', map {
4597 $cgi->a({-href => href(action=>"commit",
4598 hash=>$_)},
4599 esc_html(substr($_, 0, 7)));
4600 } @$parents ) .
4601 ')';
4602 }
4603
4604 if (!defined $parent) {
4605 $parent = "--root";
4606 }
4607 my @difftree;
4608 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
4609 @diff_opts,
4610 (@$parents <= 1 ? $parent : '-c'),
4611 $hash, "--"
4612 or die_error(undef, "Open git-diff-tree failed");
4613 @difftree = map { chomp; $_ } <$fd>;
4614 close $fd or die_error(undef, "Reading git-diff-tree failed");
4615
4616 # non-textual hash id's can be cached
4617 my $expires;
4618 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4619 $expires = "+1d";
4620 }
4621 my $refs = git_get_references();
4622 my $ref = format_ref_marker($refs, $co{'id'});
4623
4624 git_header_html(undef, $expires);
4625 git_print_page_nav('commit', '',
4626 $hash, $co{'tree'}, $hash,
4627 $formats_nav);
4628
4629 if (defined $co{'parent'}) {
4630 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
4631 } else {
4632 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
4633 }
4634 print "<div class=\"title_text\">\n" .
4635 "<table class=\"object_header\">\n";
4636 print "<tr><td>author</td><td>" . esc_html($co{'author'}) . "</td></tr>\n".
4637 "<tr>" .
4638 "<td></td><td> $ad{'rfc2822'}";
4639 if ($ad{'hour_local'} < 6) {
4640 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
4641 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
4642 } else {
4643 printf(" (%02d:%02d %s)",
4644 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
4645 }
4646 print "</td>" .
4647 "</tr>\n";
4648 print "<tr><td>committer</td><td>" . esc_html($co{'committer'}) . "</td></tr>\n";
4649 print "<tr><td></td><td> $cd{'rfc2822'}" .
4650 sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) .
4651 "</td></tr>\n";
4652 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
4653 print "<tr>" .
4654 "<td>tree</td>" .
4655 "<td class=\"sha1\">" .
4656 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
4657 class => "list"}, $co{'tree'}) .
4658 "</td>" .
4659 "<td class=\"link\">" .
4660 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
4661 "tree");
4662 my $snapshot_links = format_snapshot_links($hash);
4663 if (defined $snapshot_links) {
4664 print " | " . $snapshot_links;
4665 }
4666 print "</td>" .
4667 "</tr>\n";
4668
4669 foreach my $par (@$parents) {
4670 print "<tr>" .
4671 "<td>parent</td>" .
4672 "<td class=\"sha1\">" .
4673 $cgi->a({-href => href(action=>"commit", hash=>$par),
4674 class => "list"}, $par) .
4675 "</td>" .
4676 "<td class=\"link\">" .
4677 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
4678 " | " .
4679 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
4680 "</td>" .
4681 "</tr>\n";
4682 }
4683 print "</table>".
4684 "</div>\n";
4685
4686 print "<div class=\"page_body\">\n";
4687 git_print_log($co{'comment'});
4688 print "</div>\n";
4689
4690 git_difftree_body(\@difftree, $hash, @$parents);
4691
4692 git_footer_html();
4693}
4694
4695sub git_object {
4696 # object is defined by:
4697 # - hash or hash_base alone
4698 # - hash_base and file_name
4699 my $type;
4700
4701 # - hash or hash_base alone
4702 if ($hash || ($hash_base && !defined $file_name)) {
4703 my $object_id = $hash || $hash_base;
4704
4705 my $git_command = git_cmd_str();
4706 open my $fd, "-|", "$git_command cat-file -t $object_id 2>/dev/null"
4707 or die_error('404 Not Found', "Object does not exist");
4708 $type = <$fd>;
4709 chomp $type;
4710 close $fd
4711 or die_error('404 Not Found', "Object does not exist");
4712
4713 # - hash_base and file_name
4714 } elsif ($hash_base && defined $file_name) {
4715 $file_name =~ s,/+$,,;
4716
4717 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
4718 or die_error('404 Not Found', "Base object does not exist");
4719
4720 # here errors should not hapen
4721 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
4722 or die_error(undef, "Open git-ls-tree failed");
4723 my $line = <$fd>;
4724 close $fd;
4725
4726 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
4727 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
4728 die_error('404 Not Found', "File or directory for given base does not exist");
4729 }
4730 $type = $2;
4731 $hash = $3;
4732 } else {
4733 die_error('404 Not Found', "Not enough information to find object");
4734 }
4735
4736 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
4737 hash=>$hash, hash_base=>$hash_base,
4738 file_name=>$file_name),
4739 -status => '302 Found');
4740}
4741
4742sub git_blobdiff {
4743 my $format = shift || 'html';
4744
4745 my $fd;
4746 my @difftree;
4747 my %diffinfo;
4748 my $expires;
4749
4750 # preparing $fd and %diffinfo for git_patchset_body
4751 # new style URI
4752 if (defined $hash_base && defined $hash_parent_base) {
4753 if (defined $file_name) {
4754 # read raw output
4755 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4756 $hash_parent_base, $hash_base,
4757 "--", (defined $file_parent ? $file_parent : ()), $file_name
4758 or die_error(undef, "Open git-diff-tree failed");
4759 @difftree = map { chomp; $_ } <$fd>;
4760 close $fd
4761 or die_error(undef, "Reading git-diff-tree failed");
4762 @difftree
4763 or die_error('404 Not Found', "Blob diff not found");
4764
4765 } elsif (defined $hash &&
4766 $hash =~ /[0-9a-fA-F]{40}/) {
4767 # try to find filename from $hash
4768
4769 # read filtered raw output
4770 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4771 $hash_parent_base, $hash_base, "--"
4772 or die_error(undef, "Open git-diff-tree failed");
4773 @difftree =
4774 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
4775 # $hash == to_id
4776 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
4777 map { chomp; $_ } <$fd>;
4778 close $fd
4779 or die_error(undef, "Reading git-diff-tree failed");
4780 @difftree
4781 or die_error('404 Not Found', "Blob diff not found");
4782
4783 } else {
4784 die_error('404 Not Found', "Missing one of the blob diff parameters");
4785 }
4786
4787 if (@difftree > 1) {
4788 die_error('404 Not Found', "Ambiguous blob diff specification");
4789 }
4790
4791 %diffinfo = parse_difftree_raw_line($difftree[0]);
4792 $file_parent ||= $diffinfo{'from_file'} || $file_name;
4793 $file_name ||= $diffinfo{'to_file'};
4794
4795 $hash_parent ||= $diffinfo{'from_id'};
4796 $hash ||= $diffinfo{'to_id'};
4797
4798 # non-textual hash id's can be cached
4799 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
4800 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
4801 $expires = '+1d';
4802 }
4803
4804 # open patch output
4805 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4806 '-p', ($format eq 'html' ? "--full-index" : ()),
4807 $hash_parent_base, $hash_base,
4808 "--", (defined $file_parent ? $file_parent : ()), $file_name
4809 or die_error(undef, "Open git-diff-tree failed");
4810 }
4811
4812 # old/legacy style URI
4813 if (!%diffinfo && # if new style URI failed
4814 defined $hash && defined $hash_parent) {
4815 # fake git-diff-tree raw output
4816 $diffinfo{'from_mode'} = $diffinfo{'to_mode'} = "blob";
4817 $diffinfo{'from_id'} = $hash_parent;
4818 $diffinfo{'to_id'} = $hash;
4819 if (defined $file_name) {
4820 if (defined $file_parent) {
4821 $diffinfo{'status'} = '2';
4822 $diffinfo{'from_file'} = $file_parent;
4823 $diffinfo{'to_file'} = $file_name;
4824 } else { # assume not renamed
4825 $diffinfo{'status'} = '1';
4826 $diffinfo{'from_file'} = $file_name;
4827 $diffinfo{'to_file'} = $file_name;
4828 }
4829 } else { # no filename given
4830 $diffinfo{'status'} = '2';
4831 $diffinfo{'from_file'} = $hash_parent;
4832 $diffinfo{'to_file'} = $hash;
4833 }
4834
4835 # non-textual hash id's can be cached
4836 if ($hash =~ m/^[0-9a-fA-F]{40}$/ &&
4837 $hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
4838 $expires = '+1d';
4839 }
4840
4841 # open patch output
4842 open $fd, "-|", git_cmd(), "diff", @diff_opts,
4843 '-p', ($format eq 'html' ? "--full-index" : ()),
4844 $hash_parent, $hash, "--"
4845 or die_error(undef, "Open git-diff failed");
4846 } else {
4847 die_error('404 Not Found', "Missing one of the blob diff parameters")
4848 unless %diffinfo;
4849 }
4850
4851 # header
4852 if ($format eq 'html') {
4853 my $formats_nav =
4854 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
4855 "raw");
4856 git_header_html(undef, $expires);
4857 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
4858 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4859 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4860 } else {
4861 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
4862 print "<div class=\"title\">$hash vs $hash_parent</div>\n";
4863 }
4864 if (defined $file_name) {
4865 git_print_page_path($file_name, "blob", $hash_base);
4866 } else {
4867 print "<div class=\"page_path\"></div>\n";
4868 }
4869
4870 } elsif ($format eq 'plain') {
4871 print $cgi->header(
4872 -type => 'text/plain',
4873 -charset => 'utf-8',
4874 -expires => $expires,
4875 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
4876
4877 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
4878
4879 } else {
4880 die_error(undef, "Unknown blobdiff format");
4881 }
4882
4883 # patch
4884 if ($format eq 'html') {
4885 print "<div class=\"page_body\">\n";
4886
4887 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
4888 close $fd;
4889
4890 print "</div>\n"; # class="page_body"
4891 git_footer_html();
4892
4893 } else {
4894 while (my $line = <$fd>) {
4895 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
4896 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
4897
4898 print $line;
4899
4900 last if $line =~ m!^\+\+\+!;
4901 }
4902 local $/ = undef;
4903 print <$fd>;
4904 close $fd;
4905 }
4906}
4907
4908sub git_blobdiff_plain {
4909 git_blobdiff('plain');
4910}
4911
4912sub git_commitdiff {
4913 my $format = shift || 'html';
4914 $hash ||= $hash_base || "HEAD";
4915 my %co = parse_commit($hash);
4916 if (!%co) {
4917 die_error(undef, "Unknown commit object");
4918 }
4919
4920 # choose format for commitdiff for merge
4921 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
4922 $hash_parent = '--cc';
4923 }
4924 # we need to prepare $formats_nav before almost any parameter munging
4925 my $formats_nav;
4926 if ($format eq 'html') {
4927 $formats_nav =
4928 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
4929 "raw");
4930
4931 if (defined $hash_parent &&
4932 $hash_parent ne '-c' && $hash_parent ne '--cc') {
4933 # commitdiff with two commits given
4934 my $hash_parent_short = $hash_parent;
4935 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
4936 $hash_parent_short = substr($hash_parent, 0, 7);
4937 }
4938 $formats_nav .=
4939 ' (from';
4940 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
4941 if ($co{'parents'}[$i] eq $hash_parent) {
4942 $formats_nav .= ' parent ' . ($i+1);
4943 last;
4944 }
4945 }
4946 $formats_nav .= ': ' .
4947 $cgi->a({-href => href(action=>"commitdiff",
4948 hash=>$hash_parent)},
4949 esc_html($hash_parent_short)) .
4950 ')';
4951 } elsif (!$co{'parent'}) {
4952 # --root commitdiff
4953 $formats_nav .= ' (initial)';
4954 } elsif (scalar @{$co{'parents'}} == 1) {
4955 # single parent commit
4956 $formats_nav .=
4957 ' (parent: ' .
4958 $cgi->a({-href => href(action=>"commitdiff",
4959 hash=>$co{'parent'})},
4960 esc_html(substr($co{'parent'}, 0, 7))) .
4961 ')';
4962 } else {
4963 # merge commit
4964 if ($hash_parent eq '--cc') {
4965 $formats_nav .= ' | ' .
4966 $cgi->a({-href => href(action=>"commitdiff",
4967 hash=>$hash, hash_parent=>'-c')},
4968 'combined');
4969 } else { # $hash_parent eq '-c'
4970 $formats_nav .= ' | ' .
4971 $cgi->a({-href => href(action=>"commitdiff",
4972 hash=>$hash, hash_parent=>'--cc')},
4973 'compact');
4974 }
4975 $formats_nav .=
4976 ' (merge: ' .
4977 join(' ', map {
4978 $cgi->a({-href => href(action=>"commitdiff",
4979 hash=>$_)},
4980 esc_html(substr($_, 0, 7)));
4981 } @{$co{'parents'}} ) .
4982 ')';
4983 }
4984 }
4985
4986 my $hash_parent_param = $hash_parent;
4987 if (!defined $hash_parent_param) {
4988 # --cc for multiple parents, --root for parentless
4989 $hash_parent_param =
4990 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
4991 }
4992
4993 # read commitdiff
4994 my $fd;
4995 my @difftree;
4996 if ($format eq 'html') {
4997 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4998 "--no-commit-id", "--patch-with-raw", "--full-index",
4999 $hash_parent_param, $hash, "--"
5000 or die_error(undef, "Open git-diff-tree failed");
5001
5002 while (my $line = <$fd>) {
5003 chomp $line;
5004 # empty line ends raw part of diff-tree output
5005 last unless $line;
5006 push @difftree, scalar parse_difftree_raw_line($line);
5007 }
5008
5009 } elsif ($format eq 'plain') {
5010 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5011 '-p', $hash_parent_param, $hash, "--"
5012 or die_error(undef, "Open git-diff-tree failed");
5013
5014 } else {
5015 die_error(undef, "Unknown commitdiff format");
5016 }
5017
5018 # non-textual hash id's can be cached
5019 my $expires;
5020 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5021 $expires = "+1d";
5022 }
5023
5024 # write commit message
5025 if ($format eq 'html') {
5026 my $refs = git_get_references();
5027 my $ref = format_ref_marker($refs, $co{'id'});
5028
5029 git_header_html(undef, $expires);
5030 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
5031 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
5032 git_print_authorship(\%co);
5033 print "<div class=\"page_body\">\n";
5034 if (@{$co{'comment'}} > 1) {
5035 print "<div class=\"log\">\n";
5036 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
5037 print "</div>\n"; # class="log"
5038 }
5039
5040 } elsif ($format eq 'plain') {
5041 my $refs = git_get_references("tags");
5042 my $tagname = git_get_rev_name_tags($hash);
5043 my $filename = basename($project) . "-$hash.patch";
5044
5045 print $cgi->header(
5046 -type => 'text/plain',
5047 -charset => 'utf-8',
5048 -expires => $expires,
5049 -content_disposition => 'inline; filename="' . "$filename" . '"');
5050 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
5051 print "From: " . to_utf8($co{'author'}) . "\n";
5052 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
5053 print "Subject: " . to_utf8($co{'title'}) . "\n";
5054
5055 print "X-Git-Tag: $tagname\n" if $tagname;
5056 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
5057
5058 foreach my $line (@{$co{'comment'}}) {
5059 print to_utf8($line) . "\n";
5060 }
5061 print "---\n\n";
5062 }
5063
5064 # write patch
5065 if ($format eq 'html') {
5066 my $use_parents = !defined $hash_parent ||
5067 $hash_parent eq '-c' || $hash_parent eq '--cc';
5068 git_difftree_body(\@difftree, $hash,
5069 $use_parents ? @{$co{'parents'}} : $hash_parent);
5070 print "<br/>\n";
5071
5072 git_patchset_body($fd, \@difftree, $hash,
5073 $use_parents ? @{$co{'parents'}} : $hash_parent);
5074 close $fd;
5075 print "</div>\n"; # class="page_body"
5076 git_footer_html();
5077
5078 } elsif ($format eq 'plain') {
5079 local $/ = undef;
5080 print <$fd>;
5081 close $fd
5082 or print "Reading git-diff-tree failed\n";
5083 }
5084}
5085
5086sub git_commitdiff_plain {
5087 git_commitdiff('plain');
5088}
5089
5090sub git_history {
5091 if (!defined $hash_base) {
5092 $hash_base = git_get_head_hash($project);
5093 }
5094 if (!defined $page) {
5095 $page = 0;
5096 }
5097 my $ftype;
5098 my %co = parse_commit($hash_base);
5099 if (!%co) {
5100 die_error(undef, "Unknown commit object");
5101 }
5102
5103 my $refs = git_get_references();
5104 my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
5105
5106 if (!defined $hash && defined $file_name) {
5107 $hash = git_get_hash_by_path($hash_base, $file_name);
5108 }
5109 if (defined $hash) {
5110 $ftype = git_get_type($hash);
5111 }
5112
5113 my @commitlist = parse_commits($hash_base, 101, (100 * $page), "--full-history", $file_name);
5114
5115 my $paging_nav = '';
5116 if ($page > 0) {
5117 $paging_nav .=
5118 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
5119 file_name=>$file_name)},
5120 "first");
5121 $paging_nav .= " ⋅ " .
5122 $cgi->a({-href => href(-replay=>1, page=>$page-1),
5123 -accesskey => "p", -title => "Alt-p"}, "prev");
5124 } else {
5125 $paging_nav .= "first";
5126 $paging_nav .= " ⋅ prev";
5127 }
5128 my $next_link = '';
5129 if ($#commitlist >= 100) {
5130 $next_link =
5131 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5132 -accesskey => "n", -title => "Alt-n"}, "next");
5133 $paging_nav .= " ⋅ $next_link";
5134 } else {
5135 $paging_nav .= " ⋅ next";
5136 }
5137
5138 git_header_html();
5139 git_print_page_nav('history','', $hash_base,$co{'tree'},$hash_base, $paging_nav);
5140 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5141 git_print_page_path($file_name, $ftype, $hash_base);
5142
5143 git_history_body(\@commitlist, 0, 99,
5144 $refs, $hash_base, $ftype, $next_link);
5145
5146 git_footer_html();
5147}
5148
5149sub git_search {
5150 my ($have_search) = gitweb_check_feature('search');
5151 if (!$have_search) {
5152 die_error('403 Permission denied', "Permission denied");
5153 }
5154 if (!defined $searchtext) {
5155 die_error(undef, "Text field empty");
5156 }
5157 if (!defined $hash) {
5158 $hash = git_get_head_hash($project);
5159 }
5160 my %co = parse_commit($hash);
5161 if (!%co) {
5162 die_error(undef, "Unknown commit object");
5163 }
5164 if (!defined $page) {
5165 $page = 0;
5166 }
5167
5168 $searchtype ||= 'commit';
5169 if ($searchtype eq 'pickaxe') {
5170 # pickaxe may take all resources of your box and run for several minutes
5171 # with every query - so decide by yourself how public you make this feature
5172 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
5173 if (!$have_pickaxe) {
5174 die_error('403 Permission denied', "Permission denied");
5175 }
5176 }
5177 if ($searchtype eq 'grep') {
5178 my ($have_grep) = gitweb_check_feature('grep');
5179 if (!$have_grep) {
5180 die_error('403 Permission denied', "Permission denied");
5181 }
5182 }
5183
5184 git_header_html();
5185
5186 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
5187 my $greptype;
5188 if ($searchtype eq 'commit') {
5189 $greptype = "--grep=";
5190 } elsif ($searchtype eq 'author') {
5191 $greptype = "--author=";
5192 } elsif ($searchtype eq 'committer') {
5193 $greptype = "--committer=";
5194 }
5195 $greptype .= $search_regexp;
5196 my @commitlist = parse_commits($hash, 101, (100 * $page), $greptype);
5197
5198 my $paging_nav = '';
5199 if ($page > 0) {
5200 $paging_nav .=
5201 $cgi->a({-href => href(action=>"search", hash=>$hash,
5202 searchtext=>$searchtext, searchtype=>$searchtype)},
5203 "first");
5204 $paging_nav .= " ⋅ " .
5205 $cgi->a({-href => href(-replay=>1, page=>$page-1),
5206 -accesskey => "p", -title => "Alt-p"}, "prev");
5207 } else {
5208 $paging_nav .= "first";
5209 $paging_nav .= " ⋅ prev";
5210 }
5211 my $next_link = '';
5212 if ($#commitlist >= 100) {
5213 $next_link =
5214 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5215 -accesskey => "n", -title => "Alt-n"}, "next");
5216 $paging_nav .= " ⋅ $next_link";
5217 } else {
5218 $paging_nav .= " ⋅ next";
5219 }
5220
5221 if ($#commitlist >= 100) {
5222 }
5223
5224 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
5225 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5226 git_search_grep_body(\@commitlist, 0, 99, $next_link);
5227 }
5228
5229 if ($searchtype eq 'pickaxe') {
5230 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5231 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5232
5233 print "<table class=\"pickaxe search\">\n";
5234 my $alternate = 1;
5235 $/ = "\n";
5236 my $git_command = git_cmd_str();
5237 my $searchqtext = $searchtext;
5238 $searchqtext =~ s/'/'\\''/;
5239 open my $fd, "-|", "$git_command rev-list $hash | " .
5240 "$git_command diff-tree -r --stdin -S\'$searchqtext\'";
5241 undef %co;
5242 my @files;
5243 while (my $line = <$fd>) {
5244 if (%co && $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/) {
5245 my %set;
5246 $set{'file'} = $6;
5247 $set{'from_id'} = $3;
5248 $set{'to_id'} = $4;
5249 $set{'id'} = $set{'to_id'};
5250 if ($set{'id'} =~ m/0{40}/) {
5251 $set{'id'} = $set{'from_id'};
5252 }
5253 if ($set{'id'} =~ m/0{40}/) {
5254 next;
5255 }
5256 push @files, \%set;
5257 } elsif ($line =~ m/^([0-9a-fA-F]{40})$/){
5258 if (%co) {
5259 if ($alternate) {
5260 print "<tr class=\"dark\">\n";
5261 } else {
5262 print "<tr class=\"light\">\n";
5263 }
5264 $alternate ^= 1;
5265 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
5266 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5267 "<td><i>" . $author . "</i></td>\n" .
5268 "<td>" .
5269 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5270 -class => "list subject"},
5271 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5272 while (my $setref = shift @files) {
5273 my %set = %$setref;
5274 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
5275 hash=>$set{'id'}, file_name=>$set{'file'}),
5276 -class => "list"},
5277 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
5278 "<br/>\n";
5279 }
5280 print "</td>\n" .
5281 "<td class=\"link\">" .
5282 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5283 " | " .
5284 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5285 print "</td>\n" .
5286 "</tr>\n";
5287 }
5288 %co = parse_commit($1);
5289 }
5290 }
5291 close $fd;
5292
5293 print "</table>\n";
5294 }
5295
5296 if ($searchtype eq 'grep') {
5297 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5298 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5299
5300 print "<table class=\"grep_search\">\n";
5301 my $alternate = 1;
5302 my $matches = 0;
5303 $/ = "\n";
5304 open my $fd, "-|", git_cmd(), 'grep', '-n', '-i', '-E', $searchtext, $co{'tree'};
5305 my $lastfile = '';
5306 while (my $line = <$fd>) {
5307 chomp $line;
5308 my ($file, $lno, $ltext, $binary);
5309 last if ($matches++ > 1000);
5310 if ($line =~ /^Binary file (.+) matches$/) {
5311 $file = $1;
5312 $binary = 1;
5313 } else {
5314 (undef, $file, $lno, $ltext) = split(/:/, $line, 4);
5315 }
5316 if ($file ne $lastfile) {
5317 $lastfile and print "</td></tr>\n";
5318 if ($alternate++) {
5319 print "<tr class=\"dark\">\n";
5320 } else {
5321 print "<tr class=\"light\">\n";
5322 }
5323 print "<td class=\"list\">".
5324 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
5325 file_name=>"$file"),
5326 -class => "list"}, esc_path($file));
5327 print "</td><td>\n";
5328 $lastfile = $file;
5329 }
5330 if ($binary) {
5331 print "<div class=\"binary\">Binary file</div>\n";
5332 } else {
5333 $ltext = untabify($ltext);
5334 if ($ltext =~ m/^(.*)($searchtext)(.*)$/i) {
5335 $ltext = esc_html($1, -nbsp=>1);
5336 $ltext .= '<span class="match">';
5337 $ltext .= esc_html($2, -nbsp=>1);
5338 $ltext .= '</span>';
5339 $ltext .= esc_html($3, -nbsp=>1);
5340 } else {
5341 $ltext = esc_html($ltext, -nbsp=>1);
5342 }
5343 print "<div class=\"pre\">" .
5344 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
5345 file_name=>"$file").'#l'.$lno,
5346 -class => "linenr"}, sprintf('%4i', $lno))
5347 . ' ' . $ltext . "</div>\n";
5348 }
5349 }
5350 if ($lastfile) {
5351 print "</td></tr>\n";
5352 if ($matches > 1000) {
5353 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
5354 }
5355 } else {
5356 print "<div class=\"diff nodifferences\">No matches found</div>\n";
5357 }
5358 close $fd;
5359
5360 print "</table>\n";
5361 }
5362 git_footer_html();
5363}
5364
5365sub git_search_help {
5366 git_header_html();
5367 git_print_page_nav('','', $hash,$hash,$hash);
5368 print <<EOT;
5369<dl>
5370<dt><b>commit</b></dt>
5371<dd>The commit messages and authorship information will be scanned for the given string.</dd>
5372EOT
5373 my ($have_grep) = gitweb_check_feature('grep');
5374 if ($have_grep) {
5375 print <<EOT;
5376<dt><b>grep</b></dt>
5377<dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
5378 a different one) are searched for the given
5379<a href="http://en.wikipedia.org/wiki/Regular_expression">regular expression</a>
5380(POSIX extended) and the matches are listed. On large
5381trees, this search can take a while and put some strain on the server, so please use it with
5382some consideration.</dd>
5383EOT
5384 }
5385 print <<EOT;
5386<dt><b>author</b></dt>
5387<dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given string.</dd>
5388<dt><b>committer</b></dt>
5389<dd>Name and e-mail of the committer and date of commit will be scanned for the given string.</dd>
5390EOT
5391 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
5392 if ($have_pickaxe) {
5393 print <<EOT;
5394<dt><b>pickaxe</b></dt>
5395<dd>All commits that caused the string to appear or disappear from any file (changes that
5396added, removed or "modified" the string) will be listed. This search can take a while and
5397takes a lot of strain on the server, so please use it wisely.</dd>
5398EOT
5399 }
5400 print "</dl>\n";
5401 git_footer_html();
5402}
5403
5404sub git_shortlog {
5405 my $head = git_get_head_hash($project);
5406 if (!defined $hash) {
5407 $hash = $head;
5408 }
5409 if (!defined $page) {
5410 $page = 0;
5411 }
5412 my $refs = git_get_references();
5413
5414 my @commitlist = parse_commits($hash, 101, (100 * $page));
5415
5416 my $paging_nav = format_paging_nav('shortlog', $hash, $head, $page, (100 * ($page+1)));
5417 my $next_link = '';
5418 if ($#commitlist >= 100) {
5419 $next_link =
5420 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5421 -accesskey => "n", -title => "Alt-n"}, "next");
5422 }
5423
5424 git_header_html();
5425 git_print_page_nav('shortlog','', $hash,$hash,$hash, $paging_nav);
5426 git_print_header_div('summary', $project);
5427
5428 git_shortlog_body(\@commitlist, 0, 99, $refs, $next_link);
5429
5430 git_footer_html();
5431}
5432
5433## ......................................................................
5434## feeds (RSS, Atom; OPML)
5435
5436sub git_feed {
5437 my $format = shift || 'atom';
5438 my ($have_blame) = gitweb_check_feature('blame');
5439
5440 # Atom: http://www.atomenabled.org/developers/syndication/
5441 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
5442 if ($format ne 'rss' && $format ne 'atom') {
5443 die_error(undef, "Unknown web feed format");
5444 }
5445
5446 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
5447 my $head = $hash || 'HEAD';
5448 my @commitlist = parse_commits($head, 150, 0, undef, $file_name);
5449
5450 my %latest_commit;
5451 my %latest_date;
5452 my $content_type = "application/$format+xml";
5453 if (defined $cgi->http('HTTP_ACCEPT') &&
5454 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
5455 # browser (feed reader) prefers text/xml
5456 $content_type = 'text/xml';
5457 }
5458 if (defined($commitlist[0])) {
5459 %latest_commit = %{$commitlist[0]};
5460 %latest_date = parse_date($latest_commit{'author_epoch'});
5461 print $cgi->header(
5462 -type => $content_type,
5463 -charset => 'utf-8',
5464 -last_modified => $latest_date{'rfc2822'});
5465 } else {
5466 print $cgi->header(
5467 -type => $content_type,
5468 -charset => 'utf-8');
5469 }
5470
5471 # Optimization: skip generating the body if client asks only
5472 # for Last-Modified date.
5473 return if ($cgi->request_method() eq 'HEAD');
5474
5475 # header variables
5476 my $title = "$site_name - $project/$action";
5477 my $feed_type = 'log';
5478 if (defined $hash) {
5479 $title .= " - '$hash'";
5480 $feed_type = 'branch log';
5481 if (defined $file_name) {
5482 $title .= " :: $file_name";
5483 $feed_type = 'history';
5484 }
5485 } elsif (defined $file_name) {
5486 $title .= " - $file_name";
5487 $feed_type = 'history';
5488 }
5489 $title .= " $feed_type";
5490 my $descr = git_get_project_description($project);
5491 if (defined $descr) {
5492 $descr = esc_html($descr);
5493 } else {
5494 $descr = "$project " .
5495 ($format eq 'rss' ? 'RSS' : 'Atom') .
5496 " feed";
5497 }
5498 my $owner = git_get_project_owner($project);
5499 $owner = esc_html($owner);
5500
5501 #header
5502 my $alt_url;
5503 if (defined $file_name) {
5504 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
5505 } elsif (defined $hash) {
5506 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
5507 } else {
5508 $alt_url = href(-full=>1, action=>"summary");
5509 }
5510 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
5511 if ($format eq 'rss') {
5512 print <<XML;
5513<rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
5514<channel>
5515XML
5516 print "<title>$title</title>\n" .
5517 "<link>$alt_url</link>\n" .
5518 "<description>$descr</description>\n" .
5519 "<language>en</language>\n";
5520 } elsif ($format eq 'atom') {
5521 print <<XML;
5522<feed xmlns="http://www.w3.org/2005/Atom">
5523XML
5524 print "<title>$title</title>\n" .
5525 "<subtitle>$descr</subtitle>\n" .
5526 '<link rel="alternate" type="text/html" href="' .
5527 $alt_url . '" />' . "\n" .
5528 '<link rel="self" type="' . $content_type . '" href="' .
5529 $cgi->self_url() . '" />' . "\n" .
5530 "<id>" . href(-full=>1) . "</id>\n" .
5531 # use project owner for feed author
5532 "<author><name>$owner</name></author>\n";
5533 if (defined $favicon) {
5534 print "<icon>" . esc_url($favicon) . "</icon>\n";
5535 }
5536 if (defined $logo_url) {
5537 # not twice as wide as tall: 72 x 27 pixels
5538 print "<logo>" . esc_url($logo) . "</logo>\n";
5539 }
5540 if (! %latest_date) {
5541 # dummy date to keep the feed valid until commits trickle in:
5542 print "<updated>1970-01-01T00:00:00Z</updated>\n";
5543 } else {
5544 print "<updated>$latest_date{'iso-8601'}</updated>\n";
5545 }
5546 }
5547
5548 # contents
5549 for (my $i = 0; $i <= $#commitlist; $i++) {
5550 my %co = %{$commitlist[$i]};
5551 my $commit = $co{'id'};
5552 # we read 150, we always show 30 and the ones more recent than 48 hours
5553 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
5554 last;
5555 }
5556 my %cd = parse_date($co{'author_epoch'});
5557
5558 # get list of changed files
5559 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5560 $co{'parent'} || "--root",
5561 $co{'id'}, "--", (defined $file_name ? $file_name : ())
5562 or next;
5563 my @difftree = map { chomp; $_ } <$fd>;
5564 close $fd
5565 or next;
5566
5567 # print element (entry, item)
5568 my $co_url = href(-full=>1, action=>"commit", hash=>$commit);
5569 if ($format eq 'rss') {
5570 print "<item>\n" .
5571 "<title>" . esc_html($co{'title'}) . "</title>\n" .
5572 "<author>" . esc_html($co{'author'}) . "</author>\n" .
5573 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
5574 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
5575 "<link>$co_url</link>\n" .
5576 "<description>" . esc_html($co{'title'}) . "</description>\n" .
5577 "<content:encoded>" .
5578 "<![CDATA[\n";
5579 } elsif ($format eq 'atom') {
5580 print "<entry>\n" .
5581 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
5582 "<updated>$cd{'iso-8601'}</updated>\n" .
5583 "<author>\n" .
5584 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
5585 if ($co{'author_email'}) {
5586 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
5587 }
5588 print "</author>\n" .
5589 # use committer for contributor
5590 "<contributor>\n" .
5591 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
5592 if ($co{'committer_email'}) {
5593 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
5594 }
5595 print "</contributor>\n" .
5596 "<published>$cd{'iso-8601'}</published>\n" .
5597 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
5598 "<id>$co_url</id>\n" .
5599 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
5600 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
5601 }
5602 my $comment = $co{'comment'};
5603 print "<pre>\n";
5604 foreach my $line (@$comment) {
5605 $line = esc_html($line);
5606 print "$line\n";
5607 }
5608 print "</pre><ul>\n";
5609 foreach my $difftree_line (@difftree) {
5610 my %difftree = parse_difftree_raw_line($difftree_line);
5611 next if !$difftree{'from_id'};
5612
5613 my $file = $difftree{'file'} || $difftree{'to_file'};
5614
5615 print "<li>" .
5616 "[" .
5617 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
5618 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
5619 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
5620 file_name=>$file, file_parent=>$difftree{'from_file'}),
5621 -title => "diff"}, 'D');
5622 if ($have_blame) {
5623 print $cgi->a({-href => href(-full=>1, action=>"blame",
5624 file_name=>$file, hash_base=>$commit),
5625 -title => "blame"}, 'B');
5626 }
5627 # if this is not a feed of a file history
5628 if (!defined $file_name || $file_name ne $file) {
5629 print $cgi->a({-href => href(-full=>1, action=>"history",
5630 file_name=>$file, hash=>$commit),
5631 -title => "history"}, 'H');
5632 }
5633 $file = esc_path($file);
5634 print "] ".
5635 "$file</li>\n";
5636 }
5637 if ($format eq 'rss') {
5638 print "</ul>]]>\n" .
5639 "</content:encoded>\n" .
5640 "</item>\n";
5641 } elsif ($format eq 'atom') {
5642 print "</ul>\n</div>\n" .
5643 "</content>\n" .
5644 "</entry>\n";
5645 }
5646 }
5647
5648 # end of feed
5649 if ($format eq 'rss') {
5650 print "</channel>\n</rss>\n";
5651 } elsif ($format eq 'atom') {
5652 print "</feed>\n";
5653 }
5654}
5655
5656sub git_rss {
5657 git_feed('rss');
5658}
5659
5660sub git_atom {
5661 git_feed('atom');
5662}
5663
5664sub git_opml {
5665 my @list = git_get_projects_list();
5666
5667 print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
5668 print <<XML;
5669<?xml version="1.0" encoding="utf-8"?>
5670<opml version="1.0">
5671<head>
5672 <title>$site_name OPML Export</title>
5673</head>
5674<body>
5675<outline text="git RSS feeds">
5676XML
5677
5678 foreach my $pr (@list) {
5679 my %proj = %$pr;
5680 my $head = git_get_head_hash($proj{'path'});
5681 if (!defined $head) {
5682 next;
5683 }
5684 $git_dir = "$projectroot/$proj{'path'}";
5685 my %co = parse_commit($head);
5686 if (!%co) {
5687 next;
5688 }
5689
5690 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
5691 my $rss = "$my_url?p=$proj{'path'};a=rss";
5692 my $html = "$my_url?p=$proj{'path'};a=summary";
5693 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
5694 }
5695 print <<XML;
5696</outline>
5697</body>
5698</opml>
5699XML
5700}