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 | |
29 | sub _build_git { |
1feb3d6b |
30 | my $git = File::Which::which('git'); |
d7c9a32f |
31 | |
1feb3d6b |
32 | if (!$git) { |
33 | die <<EOR; |
fbf3eb7e |
34 | Could not find a git executable. |
35 | Please specify the which git executable to use in gitweb.yml |
36 | EOR |
1feb3d6b |
37 | } |
fbf3eb7e |
38 | |
1feb3d6b |
39 | return $git; |
04d1d917 |
40 | } |
1feb3d6b |
41 | |
8c032474 |
42 | sub _build_repo_dir { |
1feb3d6b |
43 | return Gitalist->config->{repo_dir}; |
8c032474 |
44 | } |
d7c9a32f |
45 | |
fbf3eb7e |
46 | sub is_git_repo { |
1feb3d6b |
47 | my ($self, $dir) = @_; |
fbf3eb7e |
48 | |
1feb3d6b |
49 | return -f $dir->file('HEAD') || -f $dir->file('.git/HEAD'); |
fbf3eb7e |
50 | } |
51 | |
52 | sub project_info { |
1feb3d6b |
53 | my ($self, $project) = @_; |
fbf3eb7e |
54 | |
1feb3d6b |
55 | return { |
56 | name => $project, |
57 | $self->get_project_properties( |
58 | $self->git_dir_from_project_name($project), |
59 | ), |
fbf3eb7e |
60 | }; |
61 | } |
62 | |
63 | sub get_project_properties { |
1feb3d6b |
64 | my ($self, $dir) = @_; |
65 | my %props; |
fbf3eb7e |
66 | |
1feb3d6b |
67 | eval { |
68 | $props{description} = $dir->file('description')->slurp; |
69 | chomp $props{description}; |
fbf3eb7e |
70 | }; |
71 | |
1feb3d6b |
72 | if ($props{description} && $props{description} =~ /^Unnamed repository;/) { |
73 | delete $props{description}; |
74 | } |
fbf3eb7e |
75 | |
1feb3d6b |
76 | ($props{owner} = (getpwuid $dir->stat->uid)[6]) =~ s/,+$//; |
fbf3eb7e |
77 | |
1feb3d6b |
78 | my $output = $self->run_cmd_in($dir, qw{ |
79 | for-each-ref --format=%(committer) |
80 | --sort=-committerdate --count=1 refs/heads |
81 | }); |
fbf3eb7e |
82 | |
1feb3d6b |
83 | if (my ($epoch, $tz) = $output =~ /\s(\d+)\s+([+-]\d+)$/) { |
84 | my $dt = DateTime->from_epoch(epoch => $epoch); |
85 | $dt->set_time_zone($tz); |
86 | $props{last_change} = $dt; |
87 | } |
fbf3eb7e |
88 | |
1feb3d6b |
89 | return %props; |
fbf3eb7e |
90 | } |
91 | |
92 | sub list_projects { |
1feb3d6b |
93 | my ($self) = @_; |
fbf3eb7e |
94 | |
1feb3d6b |
95 | my $base = dir($self->repo_dir); |
fbf3eb7e |
96 | |
1feb3d6b |
97 | my @ret; |
98 | my $dh = $base->open; |
99 | while (my $file = $dh->read) { |
100 | next if $file =~ /^.{1,2}$/; |
101 | |
102 | my $obj = $base->subdir($file); |
103 | next unless -d $obj; |
104 | next unless $self->is_git_repo($obj); |
105 | |
106 | # XXX Leaky abstraction alert! |
107 | my $is_bare = !-d $obj->subdir('.git'); |
d7c9a32f |
108 | |
1feb3d6b |
109 | my $name = (File::Spec->splitdir($obj))[-1]; |
110 | push @ret, { |
111 | name => ($name . ( $is_bare ? '.git' : '/.git' )), |
112 | $self->get_project_properties( |
113 | $is_bare ? $obj : $obj->subdir('.git') |
114 | ), |
115 | }; |
116 | } |
117 | |
118 | return [sort { $a->{name} cmp $b->{name} } @ret]; |
fbf3eb7e |
119 | } |
120 | |
121 | sub run_cmd { |
1feb3d6b |
122 | my ($self, @args) = @_; |
123 | |
124 | open my $fh, '-|', $self->git, @args |
125 | or die "failed to run git command"; |
126 | binmode $fh, ':encoding(UTF-8)'; |
127 | |
128 | my $output = do { local $/ = undef; <$fh> }; |
129 | close $fh; |
d7c9a32f |
130 | |
1feb3d6b |
131 | return $output; |
132 | } |
133 | |
134 | sub project_dir { |
135 | my($self, $project) = @_; |
d7c9a32f |
136 | |
1feb3d6b |
137 | my $dir = blessed($project) && $project->isa('Path::Class::Dir') |
138 | ? $project->stringify |
139 | : $self->git_dir_from_project_name($project); |
d7c9a32f |
140 | |
1feb3d6b |
141 | $dir =~ s/\.git$//; |
142 | |
143 | return $dir; |
fbf3eb7e |
144 | } |
145 | |
146 | sub run_cmd_in { |
1feb3d6b |
147 | my ($self, $project, @args) = @_; |
fbf3eb7e |
148 | |
1feb3d6b |
149 | return $self->run_cmd('--git-dir' => $self->project_dir($project), @args); |
fbf3eb7e |
150 | } |
151 | |
152 | sub git_dir_from_project_name { |
1feb3d6b |
153 | my ($self, $project) = @_; |
fbf3eb7e |
154 | |
1feb3d6b |
155 | return dir($self->repo_dir)->subdir($project); |
fbf3eb7e |
156 | } |
157 | |
158 | sub get_head_hash { |
1feb3d6b |
159 | my ($self, $project) = @_; |
fbf3eb7e |
160 | |
1feb3d6b |
161 | my $output = $self->run_cmd_in($self->project, qw/rev-parse --verify HEAD/ ); |
162 | return unless defined $output; |
fbf3eb7e |
163 | |
1feb3d6b |
164 | my ($head) = $output =~ /^([0-9a-fA-F]{40})$/; |
165 | return $head; |
fbf3eb7e |
166 | } |
167 | |
168 | sub list_tree { |
1feb3d6b |
169 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
170 | |
1feb3d6b |
171 | $rev ||= $self->get_head_hash($project); |
fbf3eb7e |
172 | |
1feb3d6b |
173 | my $output = $self->run_cmd_in($project, qw/ls-tree -z/, $rev); |
174 | return unless defined $output; |
fbf3eb7e |
175 | |
1feb3d6b |
176 | my @ret; |
177 | for my $line (split /\0/, $output) { |
178 | my ($mode, $type, $object, $file) = split /\s+/, $line, 4; |
d7c9a32f |
179 | |
1feb3d6b |
180 | push @ret, { |
181 | mode => oct $mode, |
182 | type => $type, |
183 | object => $object, |
184 | file => $file, |
185 | }; |
186 | } |
187 | |
188 | return @ret; |
fbf3eb7e |
189 | } |
190 | |
191 | sub get_object_mode_string { |
1feb3d6b |
192 | my ($self, $object) = @_; |
fbf3eb7e |
193 | |
1feb3d6b |
194 | return unless $object && $object->{mode}; |
195 | return mode_to_string($object->{mode}); |
fbf3eb7e |
196 | } |
197 | |
198 | sub get_object_type { |
1feb3d6b |
199 | my ($self, $project, $object) = @_; |
200 | |
201 | my $output = $self->run_cmd_in($project, qw/cat-file -t/, $object); |
202 | return unless $output; |
203 | |
204 | chomp $output; |
205 | return $output; |
206 | } |
207 | |
208 | sub get_hash_by_path { |
209 | my($self, $base, $path, $type) = @_; |
fbf3eb7e |
210 | |
1feb3d6b |
211 | $path =~ s{/+$}(); |
fbf3eb7e |
212 | |
1feb3d6b |
213 | my $line = $self->run_cmd_in($self->project, 'ls-tree', $base, '--', $path) |
214 | or return; |
215 | |
216 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' |
217 | $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/; |
218 | return defined $type && $type ne $2 |
219 | ? () |
220 | : return $3; |
295c9703 |
221 | } |
222 | |
fbf3eb7e |
223 | sub cat_file { |
1feb3d6b |
224 | my ($self, $object) = @_; |
fbf3eb7e |
225 | |
1feb3d6b |
226 | my $type = $self->get_object_type($self->project, $object); |
227 | die "object `$object' is not a file\n" |
228 | if (!defined $type || $type ne 'blob'); |
fbf3eb7e |
229 | |
1feb3d6b |
230 | my $output = $self->run_cmd_in($self->project, qw/cat-file -p/, $object); |
231 | return unless $output; |
fbf3eb7e |
232 | |
1feb3d6b |
233 | return $output; |
fbf3eb7e |
234 | } |
235 | |
236 | sub valid_rev { |
1feb3d6b |
237 | my ($self, $rev) = @_; |
fbf3eb7e |
238 | |
1feb3d6b |
239 | return unless $rev; |
240 | return ($rev =~ /^([0-9a-fA-F]{40})$/); |
fbf3eb7e |
241 | } |
242 | |
243 | sub diff { |
1feb3d6b |
244 | my ($self, $project, @revs) = @_; |
fbf3eb7e |
245 | |
1feb3d6b |
246 | croak("Gitalist::Model::Git::diff needs a project and either one or two revisions") |
247 | if scalar @revs < 1 |
248 | || scalar @revs > 2 |
249 | || any { !$self->valid_rev($_) } @revs; |
fbf3eb7e |
250 | |
1feb3d6b |
251 | my $output = $self->run_cmd_in($project, 'diff', @revs); |
252 | return unless $output; |
fbf3eb7e |
253 | |
1feb3d6b |
254 | return $output; |
fbf3eb7e |
255 | } |
256 | |
257 | { |
1feb3d6b |
258 | my $formatter = DateTime::Format::Mail->new; |
259 | |
260 | sub parse_rev_list { |
261 | my ($self, $output) = @_; |
262 | my @ret; |
263 | |
264 | my @revs = split /\0/, $output; |
265 | |
266 | for my $rev (split /\0/, $output) { |
267 | for my $line (split /\n/, $rev, 6) { |
268 | chomp $line; |
269 | next unless $line; |
270 | |
271 | if ($self->valid_rev($line)) { |
272 | push @ret, {rev => $line}; |
273 | next; |
d7c9a32f |
274 | } |
275 | |
1feb3d6b |
276 | if (my ($key, $value) = $line =~ /^(tree|parent)\s+(.*)$/) { |
277 | $ret[-1]->{$key} = $value; |
278 | next; |
279 | } |
280 | |
281 | if (my ($key, $value, $epoch, $tz) = $line =~ /^(author|committer)\s+(.*)\s+(\d+)\s+([+-]\d+)$/) { |
282 | $ret[-1]->{$key} = $value; |
283 | eval { |
284 | $ret[-1]->{ $key . "_datetime" } = DateTime->from_epoch(epoch => $epoch); |
285 | $ret[-1]->{ $key . "_datetime" }->set_time_zone($tz); |
286 | $ret[-1]->{ $key . "_datetime" }->set_formatter($formatter); |
287 | }; |
288 | |
289 | if ($@) { |
290 | $ret[-1]->{ $key . "_datetime" } = "$epoch $tz"; |
291 | } |
292 | |
293 | if (my ($name, $email) = $value =~ /^([^<]+)\s+<([^>]+)>$/) { |
294 | $ret[-1]->{ $key . "_name" } = $name; |
295 | $ret[-1]->{ $key . "_email" } = $email; |
296 | } |
297 | } |
298 | |
299 | $line =~ s/^\n?\s{4}//; |
300 | $ret[-1]->{longmessage} = $line; |
301 | $ret[-1]->{message} = (split /\n/, $line, 2)[0]; |
302 | } |
fbf3eb7e |
303 | } |
1feb3d6b |
304 | |
305 | return @ret; |
306 | } |
fbf3eb7e |
307 | } |
308 | |
309 | sub list_revs { |
1feb3d6b |
310 | my ($self, $project, %args) = @_; |
fbf3eb7e |
311 | |
1feb3d6b |
312 | $args{rev} ||= $self->get_head_hash($project); |
fbf3eb7e |
313 | |
1feb3d6b |
314 | my $output = $self->run_cmd_in($project, 'rev-list', |
315 | '--header', |
316 | (defined $args{ count } ? "--max-count=$args{count}" : ()), |
317 | (defined $args{ skip } ? "--skip=$args{skip}" : ()), |
318 | $args{rev}, |
319 | '--', |
320 | ($args{file} || ()), |
fbf3eb7e |
321 | ); |
1feb3d6b |
322 | return unless $output; |
fbf3eb7e |
323 | |
1feb3d6b |
324 | my @revs = $self->parse_rev_list($output); |
fbf3eb7e |
325 | |
1feb3d6b |
326 | return \@revs; |
fbf3eb7e |
327 | } |
328 | |
329 | sub rev_info { |
1feb3d6b |
330 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
331 | |
1feb3d6b |
332 | return unless $self->valid_rev($rev); |
c5065c66 |
333 | |
1feb3d6b |
334 | return $self->list_revs($project, rev => $rev, count => 1); |
335 | } |
336 | |
337 | sub reflog { |
338 | my ($self, @logargs) = @_; |
339 | |
340 | my @entries |
341 | = $self->run_cmd_in($self->project, qw(log -g), @logargs) |
342 | =~ /(^commit.+?(?:(?=^commit)|(?=\z)))/msg; |
343 | |
344 | =begin |
345 | |
346 | commit 02526fc15beddf2c64798a947fecdd8d11bf993d |
347 | Reflog: HEAD@{14} (The Git Server <git@git.dev.venda.com>) |
348 | Reflog message: push |
349 | Author: Iain Loasby <iloasby@rowlf.of-2.uk.venda.com> |
350 | Date: Thu Sep 17 12:26:05 2009 +0100 |
351 | |
352 | Merge branch 'rt125181 |
353 | =cut |
354 | |
355 | return map { |
356 | |
357 | # XXX Stuff like this makes me want to switch to Git::PurePerl |
358 | my($sha1, $type, $author, $date) |
359 | = m{ |
360 | ^ commit \s+ ([0-9a-f]+)$ |
361 | .*? |
362 | Reflog[ ]message: \s+ (.+?)$ \s+ |
363 | Author: \s+ ([^<]+) <.*?$ \s+ |
364 | Date: \s+ (.+?)$ |
365 | }xms; |
366 | |
367 | pos($_) = index($_, $date) + length $date; |
368 | |
369 | # Yeah, I just did that. |
370 | |
371 | my($msg) = /\G\s+(\S.*)/sg; |
372 | |
373 | { |
374 | hash => $sha1, |
375 | type => $type, |
376 | author => $author, |
377 | |
378 | # XXX Add DateTime goodness. |
379 | date => $date, |
380 | message => $msg, |
381 | }; |
382 | } @entries; |
c5065c66 |
383 | } |
384 | |
fbf3eb7e |
385 | sub get_heads { |
1feb3d6b |
386 | my ($self, $project) = @_; |
fbf3eb7e |
387 | |
1feb3d6b |
388 | my $output = $self->run_cmd_in($project, qw/for-each-ref --sort=-committerdate /, '--format=%(objectname)%00%(refname)%00%(committer)', 'refs/heads'); |
389 | return unless $output; |
fbf3eb7e |
390 | |
1feb3d6b |
391 | my @ret; |
392 | for my $line (split /\n/, $output) { |
393 | my ($rev, $head, $commiter) = split /\0/, $line, 3; |
394 | $head =~ s!^refs/heads/!!; |
fbf3eb7e |
395 | |
1feb3d6b |
396 | push @ret, { rev => $rev, name => $head }; |
fbf3eb7e |
397 | |
1feb3d6b |
398 | #FIXME: That isn't the time I'm looking for.. |
399 | if (my ($epoch, $tz) = $output =~ /\s(\d+)\s+([+-]\d+)$/) { |
400 | my $dt = DateTime->from_epoch(epoch => $epoch); |
401 | $dt->set_time_zone($tz); |
402 | $ret[-1]->{last_change} = $dt; |
fbf3eb7e |
403 | } |
1feb3d6b |
404 | } |
fbf3eb7e |
405 | |
1feb3d6b |
406 | return \@ret; |
fbf3eb7e |
407 | } |
408 | |
409 | sub archive { |
1feb3d6b |
410 | my ($self, $project, $rev) = @_; |
fbf3eb7e |
411 | |
1feb3d6b |
412 | #FIXME: huge memory consuption |
413 | #TODO: compression |
414 | return $self->run_cmd_in($project, qw/archive --format=tar/, "--prefix=${project}/", $rev); |
fbf3eb7e |
415 | } |
416 | |
417 | 1; |
418 | |
419 | __PACKAGE__->meta->make_immutable; |