Commit | Line | Data |
fbf3eb7e |
1 | package Gitalist::Model::Git; |
2 | |
3 | use Moose; |
4 | use namespace::autoclean; |
5 | |
86382b95 |
6 | BEGIN { extends 'Catalyst::Model' } |
7 | |
fbf3eb7e |
8 | use DateTime; |
9 | use Path::Class; |
1feb3d6b |
10 | use File::Which; |
fbf3eb7e |
11 | use Carp qw/croak/; |
12 | use File::Find::Rule; |
13 | use DateTime::Format::Mail; |
14 | use File::Stat::ModeString; |
15 | use List::MoreUtils qw/any/; |
1feb3d6b |
16 | use Scalar::Util qw/blessed/; |
17 | use MooseX::Types::Common::String qw/NonEmptySimpleStr/; # FIXME, use Types::Path::Class and coerce |
fbf3eb7e |
18 | |
1feb3d6b |
19 | has project => ( isa => NonEmptySimpleStr, is => 'rw'); |
8c032474 |
20 | has repo_dir => ( isa => NonEmptySimpleStr, is => 'ro', lazy_build => 1 ); # Fixme - path::class |
21 | has git => ( isa => NonEmptySimpleStr, is => 'ro', lazy_build => 1 ); |
1feb3d6b |
22 | |
8c032474 |
23 | sub BUILD { |
24 | my ($self) = @_; |
25 | $self->git; # Cause lazy value build. |
1feb3d6b |
26 | $self->repo_dir; |
8c032474 |
27 | } |
28 | |
1ef8dc7d |
29 | use Git::PurePerl; |
30 | |
31 | has gpp => ( |
32 | #isa => 'Git::PurePerl' |
33 | is => 'ro', |
34 | required => 1, |
35 | lazy => 1, |
36 | default => sub { |
37 | my($self) = @_; |
38 | return Git::PurePerl->new( |
39 | directory => $self->project_dir( $self->project ) |
40 | ); |
41 | }, |
42 | ); |
43 | |
8c032474 |
44 | sub _build_git { |
1feb3d6b |
45 | my $git = File::Which::which('git'); |
d7c9a32f |
46 | |
1feb3d6b |
47 | if (!$git) { |
48 | die <<EOR; |
fbf3eb7e |
49 | Could not find a git executable. |
50 | Please specify the which git executable to use in gitweb.yml |
51 | EOR |
1feb3d6b |
52 | } |
fbf3eb7e |
53 | |
1feb3d6b |
54 | return $git; |
04d1d917 |
55 | } |
1feb3d6b |
56 | |
8c032474 |
57 | sub _build_repo_dir { |
1ef8dc7d |
58 | return Gitalist->config->{repo_dir}; |
59 | } |
60 | |
61 | sub get_object { |
62 | $_[0]->gpp->get_object($_[1]); |
8c032474 |
63 | } |
d7c9a32f |
64 | |
fbf3eb7e |
65 | sub is_git_repo { |
1feb3d6b |
66 | my ($self, $dir) = @_; |
fbf3eb7e |
67 | |
1feb3d6b |
68 | return -f $dir->file('HEAD') || -f $dir->file('.git/HEAD'); |
fbf3eb7e |
69 | } |
70 | |
1ef8dc7d |
71 | sub run_cmd { |
72 | my ($self, @args) = @_; |
73 | |
74 | print STDERR 'RUNNING: ', $self->git, qq[ @args], $/; |
75 | |
76 | open my $fh, '-|', $self->git, @args |
77 | or die "failed to run git command"; |
78 | binmode $fh, ':encoding(UTF-8)'; |
79 | |
80 | my $output = do { local $/ = undef; <$fh> }; |
81 | close $fh; |
82 | |
83 | return $output; |
84 | } |
85 | |
86 | sub project_dir { |
87 | my($self, $project) = @_; |
88 | |
89 | my $dir = blessed($project) && $project->isa('Path::Class::Dir') |
90 | ? $project->stringify |
91 | : $self->git_dir_from_project_name($project); |
92 | |
93 | $dir =~ s/\.git$//; |
94 | |
95 | return $dir; |
96 | } |
97 | |
98 | sub run_cmd_in { |
99 | my ($self, $project, @args) = @_; |
100 | |
101 | return $self->run_cmd('--git-dir' => $self->project_dir($project)."/.git", @args); |
102 | } |
103 | |
fbf3eb7e |
104 | sub project_info { |
1feb3d6b |
105 | my ($self, $project) = @_; |
fbf3eb7e |
106 | |
1feb3d6b |
107 | return { |
108 | name => $project, |
109 | $self->get_project_properties( |
110 | $self->git_dir_from_project_name($project), |
111 | ), |
fbf3eb7e |
112 | }; |
113 | } |
114 | |
115 | sub get_project_properties { |
1feb3d6b |
116 | my ($self, $dir) = @_; |
117 | my %props; |
fbf3eb7e |
118 | |
1feb3d6b |
119 | eval { |
120 | $props{description} = $dir->file('description')->slurp; |
121 | chomp $props{description}; |
fbf3eb7e |
122 | }; |
123 | |
1feb3d6b |
124 | if ($props{description} && $props{description} =~ /^Unnamed repository;/) { |
125 | delete $props{description}; |
126 | } |
fbf3eb7e |
127 | |
1feb3d6b |
128 | ($props{owner} = (getpwuid $dir->stat->uid)[6]) =~ s/,+$//; |
fbf3eb7e |
129 | |
1feb3d6b |
130 | my $output = $self->run_cmd_in($dir, qw{ |
131 | for-each-ref --format=%(committer) |
132 | --sort=-committerdate --count=1 refs/heads |
133 | }); |
fbf3eb7e |
134 | |
1feb3d6b |
135 | if (my ($epoch, $tz) = $output =~ /\s(\d+)\s+([+-]\d+)$/) { |
136 | my $dt = DateTime->from_epoch(epoch => $epoch); |
137 | $dt->set_time_zone($tz); |
138 | $props{last_change} = $dt; |
139 | } |
fbf3eb7e |
140 | |
1feb3d6b |
141 | return %props; |
fbf3eb7e |
142 | } |
143 | |
144 | sub list_projects { |
1feb3d6b |
145 | my ($self) = @_; |
fbf3eb7e |
146 | |
1feb3d6b |
147 | my $base = dir($self->repo_dir); |
fbf3eb7e |
148 | |
1feb3d6b |
149 | my @ret; |
150 | my $dh = $base->open; |
151 | while (my $file = $dh->read) { |
152 | next if $file =~ /^.{1,2}$/; |
153 | |
154 | my $obj = $base->subdir($file); |
155 | next unless -d $obj; |
156 | next unless $self->is_git_repo($obj); |
157 | |
158 | # XXX Leaky abstraction alert! |
159 | my $is_bare = !-d $obj->subdir('.git'); |
d7c9a32f |
160 | |
1feb3d6b |
161 | my $name = (File::Spec->splitdir($obj))[-1]; |
162 | push @ret, { |
163 | name => ($name . ( $is_bare ? '.git' : '/.git' )), |
164 | $self->get_project_properties( |
165 | $is_bare ? $obj : $obj->subdir('.git') |
166 | ), |
167 | }; |
168 | } |
169 | |
170 | return [sort { $a->{name} cmp $b->{name} } @ret]; |
fbf3eb7e |
171 | } |
172 | |
fbf3eb7e |
173 | sub git_dir_from_project_name { |
1feb3d6b |
174 | my ($self, $project) = @_; |
fbf3eb7e |
175 | |
1feb3d6b |
176 | return dir($self->repo_dir)->subdir($project); |
fbf3eb7e |
177 | } |
178 | |
179 | sub get_head_hash { |
1feb3d6b |
180 | my ($self, $project) = @_; |
fbf3eb7e |
181 | |
1feb3d6b |
182 | my $output = $self->run_cmd_in($self->project, qw/rev-parse --verify HEAD/ ); |
183 | return unless defined $output; |
fbf3eb7e |
184 | |
1feb3d6b |
185 | my ($head) = $output =~ /^([0-9a-fA-F]{40})$/; |
186 | return $head; |
fbf3eb7e |
187 | } |
188 | |
189 | sub list_tree { |
1feb3d6b |
190 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
191 | |
1feb3d6b |
192 | $rev ||= $self->get_head_hash($project); |
fbf3eb7e |
193 | |
1feb3d6b |
194 | my $output = $self->run_cmd_in($project, qw/ls-tree -z/, $rev); |
195 | return unless defined $output; |
fbf3eb7e |
196 | |
1feb3d6b |
197 | my @ret; |
198 | for my $line (split /\0/, $output) { |
199 | my ($mode, $type, $object, $file) = split /\s+/, $line, 4; |
d7c9a32f |
200 | |
1feb3d6b |
201 | push @ret, { |
202 | mode => oct $mode, |
203 | type => $type, |
204 | object => $object, |
205 | file => $file, |
206 | }; |
207 | } |
208 | |
209 | return @ret; |
fbf3eb7e |
210 | } |
211 | |
212 | sub get_object_mode_string { |
1feb3d6b |
213 | my ($self, $object) = @_; |
fbf3eb7e |
214 | |
1feb3d6b |
215 | return unless $object && $object->{mode}; |
216 | return mode_to_string($object->{mode}); |
fbf3eb7e |
217 | } |
218 | |
219 | sub get_object_type { |
1feb3d6b |
220 | my ($self, $project, $object) = @_; |
221 | |
222 | my $output = $self->run_cmd_in($project, qw/cat-file -t/, $object); |
223 | return unless $output; |
224 | |
225 | chomp $output; |
226 | return $output; |
227 | } |
228 | |
229 | sub get_hash_by_path { |
230 | my($self, $base, $path, $type) = @_; |
fbf3eb7e |
231 | |
1feb3d6b |
232 | $path =~ s{/+$}(); |
fbf3eb7e |
233 | |
1feb3d6b |
234 | my $line = $self->run_cmd_in($self->project, 'ls-tree', $base, '--', $path) |
235 | or return; |
236 | |
237 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' |
238 | $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/; |
239 | return defined $type && $type ne $2 |
240 | ? () |
241 | : return $3; |
295c9703 |
242 | } |
243 | |
fbf3eb7e |
244 | sub cat_file { |
1feb3d6b |
245 | my ($self, $object) = @_; |
fbf3eb7e |
246 | |
1feb3d6b |
247 | my $type = $self->get_object_type($self->project, $object); |
248 | die "object `$object' is not a file\n" |
249 | if (!defined $type || $type ne 'blob'); |
fbf3eb7e |
250 | |
1feb3d6b |
251 | my $output = $self->run_cmd_in($self->project, qw/cat-file -p/, $object); |
252 | return unless $output; |
fbf3eb7e |
253 | |
1feb3d6b |
254 | return $output; |
fbf3eb7e |
255 | } |
256 | |
257 | sub valid_rev { |
1feb3d6b |
258 | my ($self, $rev) = @_; |
fbf3eb7e |
259 | |
1feb3d6b |
260 | return unless $rev; |
261 | return ($rev =~ /^([0-9a-fA-F]{40})$/); |
fbf3eb7e |
262 | } |
263 | |
264 | sub diff { |
1feb3d6b |
265 | my ($self, $project, @revs) = @_; |
fbf3eb7e |
266 | |
1feb3d6b |
267 | croak("Gitalist::Model::Git::diff needs a project and either one or two revisions") |
268 | if scalar @revs < 1 |
269 | || scalar @revs > 2 |
270 | || any { !$self->valid_rev($_) } @revs; |
fbf3eb7e |
271 | |
1feb3d6b |
272 | my $output = $self->run_cmd_in($project, 'diff', @revs); |
273 | return unless $output; |
fbf3eb7e |
274 | |
1feb3d6b |
275 | return $output; |
fbf3eb7e |
276 | } |
277 | |
278 | { |
1feb3d6b |
279 | my $formatter = DateTime::Format::Mail->new; |
280 | |
281 | sub parse_rev_list { |
282 | my ($self, $output) = @_; |
283 | my @ret; |
284 | |
285 | my @revs = split /\0/, $output; |
286 | |
287 | for my $rev (split /\0/, $output) { |
288 | for my $line (split /\n/, $rev, 6) { |
289 | chomp $line; |
290 | next unless $line; |
291 | |
292 | if ($self->valid_rev($line)) { |
293 | push @ret, {rev => $line}; |
294 | next; |
d7c9a32f |
295 | } |
296 | |
1feb3d6b |
297 | if (my ($key, $value) = $line =~ /^(tree|parent)\s+(.*)$/) { |
298 | $ret[-1]->{$key} = $value; |
299 | next; |
300 | } |
301 | |
302 | if (my ($key, $value, $epoch, $tz) = $line =~ /^(author|committer)\s+(.*)\s+(\d+)\s+([+-]\d+)$/) { |
303 | $ret[-1]->{$key} = $value; |
304 | eval { |
305 | $ret[-1]->{ $key . "_datetime" } = DateTime->from_epoch(epoch => $epoch); |
306 | $ret[-1]->{ $key . "_datetime" }->set_time_zone($tz); |
307 | $ret[-1]->{ $key . "_datetime" }->set_formatter($formatter); |
308 | }; |
309 | |
310 | if ($@) { |
311 | $ret[-1]->{ $key . "_datetime" } = "$epoch $tz"; |
312 | } |
313 | |
314 | if (my ($name, $email) = $value =~ /^([^<]+)\s+<([^>]+)>$/) { |
315 | $ret[-1]->{ $key . "_name" } = $name; |
316 | $ret[-1]->{ $key . "_email" } = $email; |
317 | } |
318 | } |
319 | |
320 | $line =~ s/^\n?\s{4}//; |
321 | $ret[-1]->{longmessage} = $line; |
322 | $ret[-1]->{message} = (split /\n/, $line, 2)[0]; |
323 | } |
fbf3eb7e |
324 | } |
1feb3d6b |
325 | |
326 | return @ret; |
327 | } |
fbf3eb7e |
328 | } |
329 | |
330 | sub list_revs { |
1feb3d6b |
331 | my ($self, $project, %args) = @_; |
fbf3eb7e |
332 | |
1feb3d6b |
333 | $args{rev} ||= $self->get_head_hash($project); |
fbf3eb7e |
334 | |
1feb3d6b |
335 | my $output = $self->run_cmd_in($project, 'rev-list', |
336 | '--header', |
337 | (defined $args{ count } ? "--max-count=$args{count}" : ()), |
338 | (defined $args{ skip } ? "--skip=$args{skip}" : ()), |
339 | $args{rev}, |
340 | '--', |
341 | ($args{file} || ()), |
fbf3eb7e |
342 | ); |
1feb3d6b |
343 | return unless $output; |
fbf3eb7e |
344 | |
1feb3d6b |
345 | my @revs = $self->parse_rev_list($output); |
fbf3eb7e |
346 | |
1feb3d6b |
347 | return \@revs; |
fbf3eb7e |
348 | } |
349 | |
350 | sub rev_info { |
1feb3d6b |
351 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
352 | |
1feb3d6b |
353 | return unless $self->valid_rev($rev); |
c5065c66 |
354 | |
1feb3d6b |
355 | return $self->list_revs($project, rev => $rev, count => 1); |
356 | } |
357 | |
358 | sub reflog { |
359 | my ($self, @logargs) = @_; |
360 | |
361 | my @entries |
362 | = $self->run_cmd_in($self->project, qw(log -g), @logargs) |
363 | =~ /(^commit.+?(?:(?=^commit)|(?=\z)))/msg; |
364 | |
365 | =begin |
366 | |
367 | commit 02526fc15beddf2c64798a947fecdd8d11bf993d |
368 | Reflog: HEAD@{14} (The Git Server <git@git.dev.venda.com>) |
369 | Reflog message: push |
1ef8dc7d |
370 | Author: Foo Barsby <fbarsby@example.com> |
1feb3d6b |
371 | Date: Thu Sep 17 12:26:05 2009 +0100 |
372 | |
1ef8dc7d |
373 | Merge branch 'abc123' |
1feb3d6b |
374 | =cut |
375 | |
376 | return map { |
377 | |
378 | # XXX Stuff like this makes me want to switch to Git::PurePerl |
379 | my($sha1, $type, $author, $date) |
380 | = m{ |
381 | ^ commit \s+ ([0-9a-f]+)$ |
382 | .*? |
383 | Reflog[ ]message: \s+ (.+?)$ \s+ |
384 | Author: \s+ ([^<]+) <.*?$ \s+ |
385 | Date: \s+ (.+?)$ |
386 | }xms; |
387 | |
388 | pos($_) = index($_, $date) + length $date; |
389 | |
390 | # Yeah, I just did that. |
391 | |
392 | my($msg) = /\G\s+(\S.*)/sg; |
393 | |
394 | { |
395 | hash => $sha1, |
396 | type => $type, |
397 | author => $author, |
398 | |
399 | # XXX Add DateTime goodness. |
400 | date => $date, |
401 | message => $msg, |
402 | }; |
1ef8dc7d |
403 | } @entries; |
c5065c66 |
404 | } |
405 | |
fbf3eb7e |
406 | sub get_heads { |
1feb3d6b |
407 | my ($self, $project) = @_; |
fbf3eb7e |
408 | |
1feb3d6b |
409 | my $output = $self->run_cmd_in($project, qw/for-each-ref --sort=-committerdate /, '--format=%(objectname)%00%(refname)%00%(committer)', 'refs/heads'); |
410 | return unless $output; |
fbf3eb7e |
411 | |
1feb3d6b |
412 | my @ret; |
413 | for my $line (split /\n/, $output) { |
414 | my ($rev, $head, $commiter) = split /\0/, $line, 3; |
415 | $head =~ s!^refs/heads/!!; |
fbf3eb7e |
416 | |
1feb3d6b |
417 | push @ret, { rev => $rev, name => $head }; |
fbf3eb7e |
418 | |
1feb3d6b |
419 | #FIXME: That isn't the time I'm looking for.. |
420 | if (my ($epoch, $tz) = $output =~ /\s(\d+)\s+([+-]\d+)$/) { |
421 | my $dt = DateTime->from_epoch(epoch => $epoch); |
422 | $dt->set_time_zone($tz); |
423 | $ret[-1]->{last_change} = $dt; |
fbf3eb7e |
424 | } |
1feb3d6b |
425 | } |
fbf3eb7e |
426 | |
1feb3d6b |
427 | return \@ret; |
fbf3eb7e |
428 | } |
429 | |
1ef8dc7d |
430 | =head2 refs_for |
431 | |
432 | Return a list of refs (e.g branches) for a given sha1. |
433 | |
434 | =cut |
435 | |
436 | sub refs_for { |
437 | my($self, $sha1) = @_; |
438 | |
439 | my $refs = $self->references->{$sha1}; |
440 | |
441 | return $refs ? @$refs : (); |
442 | } |
443 | |
444 | =head2 |
445 | |
446 | A wrapper for C<git show-ref --dereference>. Based on gitweb's |
447 | C<git_get_references>. |
448 | |
449 | =cut |
450 | |
451 | sub references { |
452 | my($self) = @_; |
453 | |
454 | return $self->{references} |
455 | if $self->{references}; |
456 | |
457 | # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11 |
458 | # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{} |
459 | my $reflist = $self->run_cmd_in($self->project, qw(show-ref --dereference)) |
460 | or return; |
461 | |
462 | my %refs; |
463 | for(split /\n/, $reflist) { |
464 | push @{$refs{$1}}, $2 |
465 | if m!^([0-9a-fA-F]{40})\srefs/(.*)$!; |
466 | } |
467 | |
468 | return $self->{references} = \%refs; |
469 | } |
470 | |
fbf3eb7e |
471 | sub archive { |
1feb3d6b |
472 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
473 | |
1feb3d6b |
474 | #FIXME: huge memory consuption |
475 | #TODO: compression |
476 | return $self->run_cmd_in($project, qw/archive --format=tar/, "--prefix=${project}/", $rev); |
fbf3eb7e |
477 | } |
478 | |
479 | 1; |
480 | |
481 | __PACKAGE__->meta->make_immutable; |