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1 | use MooseX::Declare; |
2 | |
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3 | class Gitalist::Git::Project with Gitalist::Git::HasUtils { |
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4 | # FIXME, use Types::Path::Class and coerce |
5 | use MooseX::Types::Common::String qw/NonEmptySimpleStr/; |
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6 | use MooseX::Types::Moose qw/Str Maybe Bool HashRef/; |
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7 | use DateTime; |
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8 | use MooseX::Types::Path::Class qw/Dir/; |
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9 | use List::MoreUtils qw/any zip/; |
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10 | use aliased 'Gitalist::Git::Object'; |
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11 | |
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12 | our $SHA1RE = qr/[0-9a-fA-F]{40}/; |
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13 | |
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14 | has name => ( isa => NonEmptySimpleStr, |
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15 | is => 'ro', required => 1 ); |
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16 | has path => ( isa => Dir, |
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17 | is => 'ro', required => 1); |
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18 | |
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19 | has description => ( isa => Str, |
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20 | is => 'ro', |
21 | lazy_build => 1, |
22 | ); |
23 | has owner => ( isa => NonEmptySimpleStr, |
24 | is => 'ro', |
25 | lazy_build => 1, |
26 | ); |
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27 | has last_change => ( isa => Maybe['DateTime'], |
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28 | is => 'ro', |
29 | lazy_build => 1, |
30 | ); |
31 | |
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32 | has project_dir => ( isa => Dir, |
33 | is => 'ro', |
34 | lazy => 1, |
35 | default => sub { |
36 | my $self = shift; |
37 | $self->is_bare |
38 | ? $self->path |
39 | : $self->path->subdir('.git') |
40 | }, |
41 | ); |
42 | has is_bare => ( |
43 | isa => Bool, |
44 | is => 'ro', |
45 | lazy => 1, |
46 | default => sub { |
47 | my $self = shift; |
48 | -f $self->path->file('.git', 'HEAD') |
49 | ? 0 |
50 | : -f $self->path->file('HEAD') |
51 | ? 1 |
52 | : confess("Cannot find " . $self->path . "/.git/HEAD or " |
53 | . $self->path . "/HEAD"); |
54 | }, |
55 | ); |
56 | |
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57 | method BUILD { |
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58 | $self->$_() for qw/last_change owner description/; # Ensure to build early. |
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59 | } |
60 | |
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61 | method _project_dir { |
62 | -f $self->{path}->file('.git', 'HEAD') |
63 | ? $self->{path}->subdir('.git') |
64 | : $self->{path}; |
65 | } |
66 | |
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67 | method _build__util { |
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68 | Gitalist::Git::Util->new( |
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69 | project => $self, |
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70 | ); |
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71 | } |
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72 | |
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73 | method _build_description { |
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74 | my $description = ""; |
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75 | eval { |
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76 | $description = $self->project_dir->file('description')->slurp; |
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77 | chomp $description; |
78 | }; |
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79 | return $description; |
80 | } |
81 | |
82 | method _build_owner { |
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83 | my ($gecos, $name) = (getpwuid $self->project_dir->stat->uid)[6,0]; |
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84 | $gecos =~ s/,+$//; |
85 | return length($gecos) ? $gecos : $name; |
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86 | } |
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87 | |
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88 | method _build_last_change { |
89 | my $last_change; |
90 | my $output = $self->run_cmd( |
91 | qw{ for-each-ref --format=%(committer) |
92 | --sort=-committerdate --count=1 refs/heads |
93 | }); |
94 | if (my ($epoch, $tz) = $output =~ /\s(\d+)\s+([+-]\d+)$/) { |
95 | my $dt = DateTime->from_epoch(epoch => $epoch); |
96 | $dt->set_time_zone($tz); |
97 | $last_change = $dt; |
98 | } |
99 | return $last_change; |
100 | } |
101 | |
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102 | method heads { |
103 | my $cmdout = $self->run_cmd(qw/for-each-ref --sort=-committerdate /, '--format=%(objectname)%00%(refname)%00%(committer)', 'refs/heads'); |
104 | my @output = $cmdout ? split(/\n/, $cmdout) : (); |
105 | my @ret; |
106 | for my $line (@output) { |
107 | my ($rev, $head, $commiter) = split /\0/, $line, 3; |
108 | $head =~ s!^refs/heads/!!; |
109 | |
110 | push @ret, { sha1 => $rev, name => $head }; |
111 | |
112 | #FIXME: That isn't the time I'm looking for.. |
113 | if (my ($epoch, $tz) = $line =~ /\s(\d+)\s+([+-]\d+)$/) { |
114 | my $dt = DateTime->from_epoch(epoch => $epoch); |
115 | $dt->set_time_zone($tz); |
116 | $ret[-1]->{last_change} = $dt; |
117 | } |
118 | } |
119 | |
120 | return @ret; |
121 | } |
122 | |
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123 | method references { |
124 | return $self->{references} |
125 | if $self->{references}; |
126 | |
127 | # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11 |
128 | # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{} |
129 | my $cmdout = $self->run_cmd(qw(show-ref --dereference)) |
130 | or return; |
131 | my @reflist = $cmdout ? split(/\n/, $cmdout) : (); |
132 | my %refs; |
133 | for(@reflist) { |
134 | push @{$refs{$1}}, $2 |
135 | if m!^($SHA1RE)\srefs/(.*)$!; |
136 | } |
137 | |
138 | return $self->{references} = \%refs; |
139 | } |
140 | |
141 | method valid_rev (Str $rev) { |
142 | return ($rev =~ /^($SHA1RE)$/); |
143 | } |
144 | |
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145 | |
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146 | =head2 head_hash |
147 | |
148 | Find the hash of a given head (defaults to HEAD). |
149 | |
150 | =cut |
151 | |
152 | method head_hash (Str $head?) { |
153 | my $output = $self->run_cmd(qw/rev-parse --verify/, $head || 'HEAD' ); |
154 | return unless defined $output; |
155 | |
156 | my($sha1) = $output =~ /^($SHA1RE)$/; |
157 | return $sha1; |
158 | } |
159 | |
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160 | =head2 list_tree |
161 | |
162 | Return an array of contents for a given tree. |
163 | The tree is specified by sha1, and defaults to HEAD. |
164 | The keys for each item will be: |
165 | |
166 | mode |
167 | type |
168 | object |
169 | file |
170 | |
171 | =cut |
172 | |
173 | method list_tree (Str $sha1?) { |
174 | $sha1 ||= $self->head_hash; |
175 | |
176 | my $output = $self->run_cmd(qw/ls-tree -z/, $sha1); |
177 | return unless defined $output; |
178 | |
179 | my @ret; |
180 | for my $line (split /\0/, $output) { |
181 | my ($mode, $type, $object, $file) = split /\s+/, $line, 4; |
182 | push @ret, Object->new( mode => oct $mode, |
183 | type => $type, |
184 | sha1 => $object, |
185 | file => $file, |
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186 | project => $self, |
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187 | ); |
188 | } |
189 | return @ret; |
190 | } |
191 | |
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192 | method get_object (NonEmptySimpleStr $sha1) { |
193 | unless ( $self->valid_rev($sha1) ) { |
194 | $sha1 = $self->head_hash($sha1); |
195 | } |
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196 | return Object->new( |
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197 | project => $self, |
198 | sha1 => $sha1, |
199 | ); |
200 | } |
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201 | |
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202 | # Should be in ::Object |
203 | method get_object_mode_string (Gitalist::Git::Object $object) { |
204 | return unless $object && $object->{mode}; |
205 | return $object->{modestr}; |
206 | } |
207 | |
208 | method get_object_type ($object) { |
209 | chomp(my $output = $self->run_cmd(qw/cat-file -t/, $object)); |
210 | return unless $output; |
211 | |
212 | return $output; |
213 | } |
214 | |
215 | method cat_file ($object) { |
216 | my $type = $self->get_object_type($object); |
217 | die "object `$object' is not a file\n" |
218 | if (!defined $type || $type ne 'blob'); |
219 | |
220 | my $output = $self->run_cmd(qw/cat-file -p/, $object); |
221 | return unless $output; |
222 | |
223 | return $output; |
224 | } |
225 | |
226 | method hash_by_path ($base, $path?, $type?) { |
227 | $path ||= ''; |
228 | $path =~ s{/+$}(); |
229 | |
230 | my $output = $self->run_cmd('ls-tree', $base, '--', $path) |
231 | or return; |
232 | my($line) = $output ? split(/\n/, $output) : (); |
233 | |
234 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' |
235 | $line =~ m/^([0-9]+) (.+) ($SHA1RE)\t/; |
236 | return defined $type && $type ne $2 |
237 | ? () |
238 | : $3; |
239 | } |
240 | |
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241 | method list_revs ( NonEmptySimpleStr :$sha1!, |
242 | Int :$count?, |
243 | Int :$skip?, |
244 | HashRef :$search?, |
245 | NonEmptySimpleStr :$file? |
246 | ) { |
247 | $sha1 = $self->head_hash($sha1) |
248 | if !$sha1 || $sha1 !~ $SHA1RE; |
249 | |
250 | my @search_opts; |
251 | if($search) { |
252 | $search->{type} = 'grep' |
253 | if $search->{type} eq 'commit'; |
254 | @search_opts = ( |
255 | # This seems a little fragile ... |
256 | qq[--$search->{type}=$search->{text}], |
257 | '--regexp-ignore-case', |
258 | $search->{regexp} ? '--extended-regexp' : '--fixed-strings' |
259 | ); |
260 | } |
261 | |
262 | my $output = $self->run_cmd( |
263 | 'rev-list', |
264 | '--header', |
265 | (defined $count ? "--max-count=$count" : ()), |
266 | (defined $skip ? "--skip=$skip" : ()), |
267 | @search_opts, |
268 | $sha1, |
269 | '--', |
270 | ($file ? $file : ()), |
271 | ); |
272 | return unless $output; |
273 | |
274 | my @revs = $self->parse_rev_list($output); |
275 | |
276 | return @revs; |
277 | } |
278 | |
279 | method parse_rev_list ($output) { |
280 | return |
281 | map $self->get_gpp_object($_), |
282 | grep $self->valid_rev($_), |
283 | map split(/\n/, $_, 6), split /\0/, $output; |
284 | } |
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285 | |
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286 | # XXX Ideally this would return a wee object instead of ad hoc structures. |
287 | method diff ( Gitalist::Git::Object :$commit, |
288 | Bool :$patch?, |
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289 | Maybe[NonEmptySimpleStr] :$parent?, |
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290 | NonEmptySimpleStr :$file? ) { |
291 | # Use parent if specifed, else take the parent from the commit |
292 | # if there is only one, otherwise it was a merge commit. |
293 | $parent = $parent |
294 | ? $parent |
295 | : $commit->parents <= 1 |
296 | ? $commit->parent_sha1 |
297 | : '-c'; |
298 | my @etc = ( |
299 | ( $file ? ('--', $file) : () ), |
300 | ); |
301 | |
302 | my @out = $self->raw_diff( |
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303 | ( $patch ? '--patch-with-raw' : () ), |
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304 | ( $parent ? $parent : () ), |
305 | $commit->sha1, @etc, |
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306 | ); |
307 | |
308 | # XXX Yes, there is much wrongness having parse_diff_tree be destructive. |
309 | my @difftree = $self->parse_diff_tree(\@out); |
310 | |
311 | return \@difftree |
312 | unless $patch; |
313 | |
314 | # The blank line between the tree and the patch. |
315 | shift @out; |
316 | |
317 | # XXX And no I'm not happy about having diff return tree + patch. |
318 | return \@difftree, [$self->parse_diff(@out)]; |
319 | } |
320 | |
321 | method parse_diff (@diff) { |
322 | my @ret; |
323 | for (@diff) { |
324 | # This regex is a little pathological. |
325 | if(m{^diff --git (a/(.*?)) (b/\2)}) { |
326 | push @ret, { |
327 | head => $_, |
328 | a => $1, |
329 | b => $3, |
330 | file => $2, |
331 | diff => '', |
332 | }; |
333 | next; |
334 | } |
335 | |
336 | if(/^index (\w+)\.\.(\w+) (\d+)$/) { |
337 | @{$ret[-1]}{qw(index src dst mode)} = ($_, $1, $2, $3); |
338 | next |
339 | } |
340 | |
341 | # XXX Somewhat hacky. Ahem. |
342 | $ret[@ret ? -1 : 0]{diff} .= "$_\n"; |
343 | } |
344 | |
345 | return @ret; |
346 | } |
347 | |
348 | # gitweb uses the following sort of command for diffing merges: |
349 | # /home/dbrook/apps/bin/git --git-dir=/home/dbrook/dev/app/.git diff-tree -r -M --no-commit-id --patch-with-raw --full-index --cc 316cf158df3f6207afbae7270bcc5ba0 -- |
350 | # and for regular diffs |
351 | # /home/dbrook/apps/bin/git --git-dir=/home/dbrook/dev/app/.git diff-tree -r -M --no-commit-id --patch-with-raw --full-index 2e3454ca0749641b42f063730b0090e1 316cf158df3f6207afbae7270bcc5ba0 -- |
352 | |
353 | method raw_diff (@args) { |
354 | my $cmdout = $self->run_cmd( |
355 | qw(diff-tree -r -M --no-commit-id --full-index), |
356 | @args |
357 | ); |
358 | return $cmdout ? split(/\n/, $cmdout) : (); |
359 | } |
360 | |
361 | method parse_diff_tree ($diff) { |
362 | my @keys = qw(modesrc modedst sha1src sha1dst status src dst); |
363 | my @ret; |
364 | while (@$diff and $diff->[0] =~ /^:\d+/) { |
365 | my $line = shift @$diff; |
366 | # see. man git-diff-tree for more info |
367 | # mode src, mode dst, sha1 src, sha1 dst, status, src[, dst] |
368 | my @vals = $line =~ /^:(\d+) (\d+) ($SHA1RE) ($SHA1RE) ([ACDMRTUX]\d*)\t([^\t]+)(?:\t([^\n]+))?$/; |
369 | my %line = zip @keys, @vals; |
370 | # Some convenience keys |
371 | $line{file} = $line{src}; |
372 | $line{sha1} = $line{sha1dst}; |
373 | $line{is_new} = $line{sha1src} =~ /^0+$/ |
374 | if $line{sha1src}; |
375 | @line{qw/status sim/} = $line{status} =~ /(R)(\d+)/ |
376 | if $line{status} =~ /^R/; |
377 | push @ret, \%line; |
378 | } |
379 | |
380 | return @ret; |
381 | } |
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382 | |
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383 | method reflog (@logargs) { |
384 | my @entries |
385 | = $self->run_cmd(qw(log -g), @logargs) |
386 | =~ /(^commit.+?(?:(?=^commit)|(?=\z)))/msg; |
387 | |
388 | =pod |
389 | commit 02526fc15beddf2c64798a947fecdd8d11bf993d |
390 | Reflog: HEAD@{14} (The Git Server <git@git.dev.venda.com>) |
391 | Reflog message: push |
392 | Author: Foo Barsby <fbarsby@example.com> |
393 | Date: Thu Sep 17 12:26:05 2009 +0100 |
394 | |
395 | Merge branch 'abc123' |
396 | |
397 | =cut |
398 | |
399 | return map { |
400 | # XXX Stuff like this makes me want to switch to Git::PurePerl |
401 | my($sha1, $type, $author, $date) |
402 | = m{ |
403 | ^ commit \s+ ($SHA1RE)$ |
404 | .*? |
405 | Reflog[ ]message: \s+ (.+?)$ \s+ |
406 | Author: \s+ ([^<]+) <.*?$ \s+ |
407 | Date: \s+ (.+?)$ |
408 | }xms; |
409 | |
410 | pos($_) = index($_, $date) + length $date; |
411 | |
412 | # Yeah, I just did that. |
413 | my($msg) = /\G\s+(\S.*)/sg; |
414 | { |
415 | hash => $sha1, |
416 | type => $type, |
417 | author => $author, |
418 | |
419 | # XXX Add DateTime goodness. |
420 | date => $date, |
421 | message => $msg, |
422 | } |
423 | ; |
424 | } @entries; |
425 | } |
426 | |
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427 | # Compatibility |
428 | |
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429 | =head2 info |
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430 | |
431 | Returns a hash containing properties of this project. The keys will |
432 | be: |
433 | |
434 | name |
435 | description (empty if .git/description is empty/unnamed) |
436 | owner |
437 | last_change |
438 | |
439 | =cut |
440 | |
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441 | method info { |
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442 | return { |
443 | name => $self->name, |
444 | description => $self->description, |
445 | owner => $self->owner, |
446 | last_change => $self->last_change, |
447 | }; |
448 | }; |
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449 | |
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450 | } # end class |