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Commit | Line | Data |
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bf477ed4 | 1 | /* |
359fc2d2 | 2 | * Copyright (C) the libgit2 contributors. All rights reserved. |
bf477ed4 MS |
3 | * |
4 | * This file is part of libgit2, distributed under the GNU GPL v2 with | |
5 | * a Linking Exception. For full terms see the included COPYING file. | |
6 | */ | |
7 | ||
8 | #include "notes.h" | |
9 | ||
10 | #include "git2.h" | |
11 | #include "refs.h" | |
caea5e54 | 12 | #include "config.h" |
86ecd844 | 13 | #include "iterator.h" |
4ec197f3 | 14 | #include "signature.h" |
bf477ed4 | 15 | |
734c6fc1 RB |
16 | static int note_error_notfound(void) |
17 | { | |
909d5494 | 18 | giterr_set(GITERR_INVALID, "note could not be found"); |
734c6fc1 RB |
19 | return GIT_ENOTFOUND; |
20 | } | |
21 | ||
b93688d0 VM |
22 | static int find_subtree_in_current_level( |
23 | git_tree **out, | |
24 | git_repository *repo, | |
25 | git_tree *parent, | |
26 | const char *annotated_object_sha, | |
27 | int fanout) | |
bf477ed4 | 28 | { |
e120123e | 29 | size_t i; |
bf477ed4 MS |
30 | const git_tree_entry *entry; |
31 | ||
a02e7249 | 32 | *out = NULL; |
e120123e | 33 | |
a02e7249 | 34 | if (parent == NULL) |
734c6fc1 | 35 | return note_error_notfound(); |
bf477ed4 | 36 | |
a02e7249 | 37 | for (i = 0; i < git_tree_entrycount(parent); i++) { |
38 | entry = git_tree_entry_byindex(parent, i); | |
bf477ed4 MS |
39 | |
40 | if (!git__ishex(git_tree_entry_name(entry))) | |
41 | continue; | |
42 | ||
9d7ac675 | 43 | if (S_ISDIR(git_tree_entry_filemode(entry)) |
e120123e | 44 | && strlen(git_tree_entry_name(entry)) == 2 |
a02e7249 | 45 | && !strncmp(git_tree_entry_name(entry), annotated_object_sha + fanout, 2)) |
46 | return git_tree_lookup(out, repo, git_tree_entry_id(entry)); | |
bf477ed4 | 47 | |
a02e7249 | 48 | /* Not a DIR, so do we have an already existing blob? */ |
e120123e | 49 | if (!strcmp(git_tree_entry_name(entry), annotated_object_sha + fanout)) |
a02e7249 | 50 | return GIT_EEXISTS; |
51 | } | |
bf477ed4 | 52 | |
734c6fc1 | 53 | return note_error_notfound(); |
a02e7249 | 54 | } |
bf477ed4 | 55 | |
a02e7249 | 56 | static int find_subtree_r(git_tree **out, git_tree *root, |
57 | git_repository *repo, const char *target, int *fanout) | |
58 | { | |
59 | int error; | |
60 | git_tree *subtree = NULL; | |
bf477ed4 | 61 | |
a02e7249 | 62 | *out = NULL; |
bf477ed4 | 63 | |
a02e7249 | 64 | error = find_subtree_in_current_level(&subtree, repo, root, target, *fanout); |
734c6fc1 | 65 | if (error == GIT_EEXISTS) |
dca6b228 | 66 | return git_tree_lookup(out, repo, git_tree_id(root)); |
bf477ed4 | 67 | |
a02e7249 | 68 | if (error < 0) |
b93688d0 | 69 | return error; |
a02e7249 | 70 | |
71 | *fanout += 2; | |
72 | error = find_subtree_r(out, subtree, repo, target, fanout); | |
dca6b228 | 73 | git_tree_free(subtree); |
a02e7249 | 74 | |
a02e7249 | 75 | return error; |
bf477ed4 MS |
76 | } |
77 | ||
78 | static int find_blob(git_oid *blob, git_tree *tree, const char *target) | |
79 | { | |
e120123e | 80 | size_t i; |
bf477ed4 MS |
81 | const git_tree_entry *entry; |
82 | ||
83 | for (i=0; i<git_tree_entrycount(tree); i++) { | |
84 | entry = git_tree_entry_byindex(tree, i); | |
85 | ||
86 | if (!strcmp(git_tree_entry_name(entry), target)) { | |
87 | /* found matching note object - return */ | |
88 | ||
89 | git_oid_cpy(blob, git_tree_entry_id(entry)); | |
4aa7de15 | 90 | return 0; |
bf477ed4 MS |
91 | } |
92 | } | |
734c6fc1 RB |
93 | |
94 | return note_error_notfound(); | |
bf477ed4 MS |
95 | } |
96 | ||
b93688d0 VM |
97 | static int tree_write( |
98 | git_tree **out, | |
99 | git_repository *repo, | |
100 | git_tree *source_tree, | |
101 | const git_oid *object_oid, | |
102 | const char *treeentry_name, | |
103 | unsigned int attributes) | |
bf477ed4 | 104 | { |
a02e7249 | 105 | int error; |
106 | git_treebuilder *tb = NULL; | |
0e2fcca8 | 107 | const git_tree_entry *entry; |
a02e7249 | 108 | git_oid tree_oid; |
bf477ed4 | 109 | |
208a2c8a | 110 | if ((error = git_treebuilder_new(&tb, repo, source_tree)) < 0) |
a02e7249 | 111 | goto cleanup; |
bf477ed4 | 112 | |
a02e7249 | 113 | if (object_oid) { |
b93688d0 VM |
114 | if ((error = git_treebuilder_insert( |
115 | &entry, tb, treeentry_name, object_oid, attributes)) < 0) | |
a02e7249 | 116 | goto cleanup; |
117 | } else { | |
118 | if ((error = git_treebuilder_remove(tb, treeentry_name)) < 0) | |
119 | goto cleanup; | |
120 | } | |
bf477ed4 | 121 | |
dce7b1a4 | 122 | if ((error = git_treebuilder_write(&tree_oid, tb)) < 0) |
a02e7249 | 123 | goto cleanup; |
bf477ed4 | 124 | |
a02e7249 | 125 | error = git_tree_lookup(out, repo, &tree_oid); |
bf477ed4 | 126 | |
a02e7249 | 127 | cleanup: |
128 | git_treebuilder_free(tb); | |
129 | return error; | |
130 | } | |
bf477ed4 | 131 | |
b93688d0 VM |
132 | static int manipulate_note_in_tree_r( |
133 | git_tree **out, | |
134 | git_repository *repo, | |
135 | git_tree *parent, | |
136 | git_oid *note_oid, | |
137 | const char *annotated_object_sha, | |
4a44087a | 138 | int fanout, |
b93688d0 | 139 | int (*note_exists_cb)( |
4a44087a NV |
140 | git_tree **out, |
141 | git_repository *repo, | |
b93688d0 VM |
142 | git_tree *parent, |
143 | git_oid *note_oid, | |
144 | const char *annotated_object_sha, | |
145 | int fanout, | |
146 | int current_error), | |
147 | int (*note_notfound_cb)( | |
148 | git_tree **out, | |
149 | git_repository *repo, | |
150 | git_tree *parent, | |
151 | git_oid *note_oid, | |
152 | const char *annotated_object_sha, | |
153 | int fanout, | |
154 | int current_error)) | |
a02e7249 | 155 | { |
56543a60 | 156 | int error; |
dca6b228 | 157 | git_tree *subtree = NULL, *new = NULL; |
a02e7249 | 158 | char subtree_name[3]; |
bf477ed4 | 159 | |
b93688d0 VM |
160 | error = find_subtree_in_current_level( |
161 | &subtree, repo, parent, annotated_object_sha, fanout); | |
bf477ed4 | 162 | |
a02e7249 | 163 | if (error == GIT_EEXISTS) { |
b93688d0 VM |
164 | error = note_exists_cb( |
165 | out, repo, parent, note_oid, annotated_object_sha, fanout, error); | |
a02e7249 | 166 | goto cleanup; |
167 | } | |
bf477ed4 | 168 | |
a02e7249 | 169 | if (error == GIT_ENOTFOUND) { |
b93688d0 VM |
170 | error = note_notfound_cb( |
171 | out, repo, parent, note_oid, annotated_object_sha, fanout, error); | |
a02e7249 | 172 | goto cleanup; |
173 | } | |
bf477ed4 | 174 | |
4aa7de15 | 175 | if (error < 0) |
a02e7249 | 176 | goto cleanup; |
bf477ed4 | 177 | |
a02e7249 | 178 | /* An existing fanout has been found, let's dig deeper */ |
b93688d0 | 179 | error = manipulate_note_in_tree_r( |
dca6b228 | 180 | &new, repo, subtree, note_oid, annotated_object_sha, |
b93688d0 | 181 | fanout + 2, note_exists_cb, note_notfound_cb); |
bf477ed4 | 182 | |
a02e7249 | 183 | if (error < 0) |
184 | goto cleanup; | |
bf477ed4 | 185 | |
a02e7249 | 186 | strncpy(subtree_name, annotated_object_sha + fanout, 2); |
187 | subtree_name[2] = '\0'; | |
bf477ed4 | 188 | |
dca6b228 | 189 | error = tree_write(out, repo, parent, git_tree_id(new), |
a7dbac0b | 190 | subtree_name, GIT_FILEMODE_TREE); |
dca6b228 | 191 | |
4aa7de15 | 192 | |
a02e7249 | 193 | cleanup: |
dca6b228 | 194 | git_tree_free(new); |
a02e7249 | 195 | git_tree_free(subtree); |
196 | return error; | |
197 | } | |
bf477ed4 | 198 | |
b93688d0 VM |
199 | static int remove_note_in_tree_eexists_cb( |
200 | git_tree **out, | |
201 | git_repository *repo, | |
202 | git_tree *parent, | |
203 | git_oid *note_oid, | |
204 | const char *annotated_object_sha, | |
205 | int fanout, | |
206 | int current_error) | |
207 | { | |
a02e7249 | 208 | GIT_UNUSED(note_oid); |
209 | GIT_UNUSED(current_error); | |
bf477ed4 | 210 | |
a02e7249 | 211 | return tree_write(out, repo, parent, NULL, annotated_object_sha + fanout, 0); |
212 | } | |
bf477ed4 | 213 | |
b93688d0 VM |
214 | static int remove_note_in_tree_enotfound_cb( |
215 | git_tree **out, | |
216 | git_repository *repo, | |
217 | git_tree *parent, | |
218 | git_oid *note_oid, | |
219 | const char *annotated_object_sha, | |
220 | int fanout, | |
221 | int current_error) | |
222 | { | |
a02e7249 | 223 | GIT_UNUSED(out); |
224 | GIT_UNUSED(repo); | |
225 | GIT_UNUSED(parent); | |
226 | GIT_UNUSED(note_oid); | |
227 | GIT_UNUSED(fanout); | |
bf477ed4 | 228 | |
909d5494 | 229 | giterr_set(GITERR_REPOSITORY, "object '%s' has no note", annotated_object_sha); |
a02e7249 | 230 | return current_error; |
231 | } | |
bf477ed4 | 232 | |
b93688d0 VM |
233 | static int insert_note_in_tree_eexists_cb(git_tree **out, |
234 | git_repository *repo, | |
235 | git_tree *parent, | |
236 | git_oid *note_oid, | |
237 | const char *annotated_object_sha, | |
238 | int fanout, | |
239 | int current_error) | |
240 | { | |
a02e7249 | 241 | GIT_UNUSED(out); |
242 | GIT_UNUSED(repo); | |
243 | GIT_UNUSED(parent); | |
244 | GIT_UNUSED(note_oid); | |
245 | GIT_UNUSED(fanout); | |
bf477ed4 | 246 | |
909d5494 | 247 | giterr_set(GITERR_REPOSITORY, "note for '%s' exists already", annotated_object_sha); |
a02e7249 | 248 | return current_error; |
249 | } | |
bf477ed4 | 250 | |
b93688d0 VM |
251 | static int insert_note_in_tree_enotfound_cb(git_tree **out, |
252 | git_repository *repo, | |
253 | git_tree *parent, | |
254 | git_oid *note_oid, | |
255 | const char *annotated_object_sha, | |
256 | int fanout, | |
257 | int current_error) | |
258 | { | |
a02e7249 | 259 | GIT_UNUSED(current_error); |
bf477ed4 | 260 | |
a02e7249 | 261 | /* No existing fanout at this level, insert in place */ |
a7dbac0b | 262 | return tree_write( |
263 | out, | |
264 | repo, | |
265 | parent, | |
266 | note_oid, | |
267 | annotated_object_sha + fanout, | |
268 | GIT_FILEMODE_BLOB); | |
bf477ed4 MS |
269 | } |
270 | ||
eae0bfdc PP |
271 | static int note_write( |
272 | git_oid *notes_commit_out, | |
273 | git_oid *notes_blob_out, | |
b93688d0 | 274 | git_repository *repo, |
de5596bf BS |
275 | const git_signature *author, |
276 | const git_signature *committer, | |
b93688d0 VM |
277 | const char *notes_ref, |
278 | const char *note, | |
279 | git_tree *commit_tree, | |
280 | const char *target, | |
8716b499 NV |
281 | git_commit **parents, |
282 | int allow_note_overwrite) | |
bf477ed4 | 283 | { |
a02e7249 | 284 | int error; |
bf477ed4 | 285 | git_oid oid; |
a02e7249 | 286 | git_tree *tree = NULL; |
4a44087a | 287 | |
a02e7249 | 288 | // TODO: should we apply filters? |
289 | /* create note object */ | |
290 | if ((error = git_blob_create_frombuffer(&oid, repo, note, strlen(note))) < 0) | |
291 | goto cleanup; | |
bf477ed4 | 292 | |
b93688d0 VM |
293 | if ((error = manipulate_note_in_tree_r( |
294 | &tree, repo, commit_tree, &oid, target, 0, | |
8716b499 NV |
295 | allow_note_overwrite ? insert_note_in_tree_enotfound_cb : insert_note_in_tree_eexists_cb, |
296 | insert_note_in_tree_enotfound_cb)) < 0) | |
a02e7249 | 297 | goto cleanup; |
bf477ed4 | 298 | |
eae0bfdc PP |
299 | if (notes_blob_out) |
300 | git_oid_cpy(notes_blob_out, &oid); | |
301 | ||
4aa7de15 | 302 | |
a02e7249 | 303 | error = git_commit_create(&oid, repo, notes_ref, author, committer, |
304 | NULL, GIT_NOTES_DEFAULT_MSG_ADD, | |
305 | tree, *parents == NULL ? 0 : 1, (const git_commit **) parents); | |
4aa7de15 | 306 | |
eae0bfdc PP |
307 | if (notes_commit_out) |
308 | git_oid_cpy(notes_commit_out, &oid); | |
309 | ||
a02e7249 | 310 | cleanup: |
bf477ed4 | 311 | git_tree_free(tree); |
a02e7249 | 312 | return error; |
313 | } | |
bf477ed4 | 314 | |
bad4937e ET |
315 | static int note_new( |
316 | git_note **out, | |
317 | git_oid *note_oid, | |
318 | git_commit *commit, | |
319 | git_blob *blob) | |
a02e7249 | 320 | { |
321 | git_note *note = NULL; | |
bf477ed4 | 322 | |
392702ee | 323 | note = git__malloc(sizeof(git_note)); |
4aa7de15 | 324 | GITERR_CHECK_ALLOC(note); |
bf477ed4 | 325 | |
d0a3de72 | 326 | git_oid_cpy(¬e->id, note_oid); |
bad4937e ET |
327 | |
328 | if (git_signature_dup(¬e->author, git_commit_author(commit)) < 0 || | |
329 | git_signature_dup(¬e->committer, git_commit_committer(commit)) < 0) | |
330 | return -1; | |
331 | ||
b7fb71e3 VM |
332 | note->message = git__strndup(git_blob_rawcontent(blob), git_blob_rawsize(blob)); |
333 | GITERR_CHECK_ALLOC(note->message); | |
bf477ed4 MS |
334 | |
335 | *out = note; | |
a02e7249 | 336 | return 0; |
bf477ed4 MS |
337 | } |
338 | ||
734c6fc1 | 339 | static int note_lookup( |
bad4937e ET |
340 | git_note **out, |
341 | git_repository *repo, | |
342 | git_commit *commit, | |
343 | git_tree *tree, | |
344 | const char *target) | |
bf477ed4 MS |
345 | { |
346 | int error, fanout = 0; | |
347 | git_oid oid; | |
a02e7249 | 348 | git_blob *blob = NULL; |
349 | git_note *note = NULL; | |
350 | git_tree *subtree = NULL; | |
bf477ed4 | 351 | |
a02e7249 | 352 | if ((error = find_subtree_r(&subtree, tree, repo, target, &fanout)) < 0) |
353 | goto cleanup; | |
bf477ed4 | 354 | |
a02e7249 | 355 | if ((error = find_blob(&oid, subtree, target + fanout)) < 0) |
356 | goto cleanup; | |
bf477ed4 | 357 | |
a02e7249 | 358 | if ((error = git_blob_lookup(&blob, repo, &oid)) < 0) |
359 | goto cleanup; | |
bf477ed4 | 360 | |
bad4937e | 361 | if ((error = note_new(¬e, &oid, commit, blob)) < 0) |
a02e7249 | 362 | goto cleanup; |
bf477ed4 | 363 | |
a02e7249 | 364 | *out = note; |
bf477ed4 | 365 | |
a02e7249 | 366 | cleanup: |
367 | git_tree_free(subtree); | |
368 | git_blob_free(blob); | |
369 | return error; | |
370 | } | |
bf477ed4 | 371 | |
eae0bfdc PP |
372 | static int note_remove( |
373 | git_oid *notes_commit_out, | |
374 | git_repository *repo, | |
de5596bf BS |
375 | const git_signature *author, const git_signature *committer, |
376 | const char *notes_ref, git_tree *tree, | |
377 | const char *target, git_commit **parents) | |
a02e7249 | 378 | { |
379 | int error; | |
380 | git_tree *tree_after_removal = NULL; | |
381 | git_oid oid; | |
4a44087a | 382 | |
b93688d0 VM |
383 | if ((error = manipulate_note_in_tree_r( |
384 | &tree_after_removal, repo, tree, NULL, target, 0, | |
385 | remove_note_in_tree_eexists_cb, remove_note_in_tree_enotfound_cb)) < 0) | |
a02e7249 | 386 | goto cleanup; |
bf477ed4 MS |
387 | |
388 | error = git_commit_create(&oid, repo, notes_ref, author, committer, | |
b93688d0 VM |
389 | NULL, GIT_NOTES_DEFAULT_MSG_RM, |
390 | tree_after_removal, | |
391 | *parents == NULL ? 0 : 1, | |
392 | (const git_commit **) parents); | |
bf477ed4 | 393 | |
eae0bfdc PP |
394 | if (error < 0) |
395 | goto cleanup; | |
396 | ||
397 | if (notes_commit_out) | |
398 | git_oid_cpy(notes_commit_out, &oid); | |
399 | ||
a02e7249 | 400 | cleanup: |
401 | git_tree_free(tree_after_removal); | |
bf477ed4 MS |
402 | return error; |
403 | } | |
404 | ||
385449b1 | 405 | static int note_get_default_ref(char **out, git_repository *repo) |
caea5e54 | 406 | { |
caea5e54 | 407 | git_config *cfg; |
9f77b3f6 | 408 | int ret = git_repository_config__weakptr(&cfg, repo); |
caea5e54 | 409 | |
9f77b3f6 RB |
410 | *out = (ret != 0) ? NULL : git_config__get_string_force( |
411 | cfg, "core.notesref", GIT_NOTES_DEFAULT_REF); | |
caea5e54 | 412 | |
f95e8cc0 | 413 | return ret; |
caea5e54 MS |
414 | } |
415 | ||
385449b1 | 416 | static int normalize_namespace(char **out, git_repository *repo, const char *notes_ref) |
86ecd844 | 417 | { |
385449b1 CMN |
418 | if (notes_ref) { |
419 | *out = git__strdup(notes_ref); | |
420 | GITERR_CHECK_ALLOC(*out); | |
86ecd844 | 421 | return 0; |
385449b1 | 422 | } |
86ecd844 | 423 | |
385449b1 | 424 | return note_get_default_ref(out, repo); |
86ecd844 | 425 | } |
426 | ||
eae0bfdc | 427 | static int retrieve_note_commit( |
b93688d0 | 428 | git_commit **commit_out, |
385449b1 | 429 | char **notes_ref_out, |
b93688d0 | 430 | git_repository *repo, |
385449b1 | 431 | const char *notes_ref) |
86ecd844 | 432 | { |
a02e7249 | 433 | int error; |
86ecd844 | 434 | git_oid oid; |
435 | ||
385449b1 | 436 | if ((error = normalize_namespace(notes_ref_out, repo, notes_ref)) < 0) |
a02e7249 | 437 | return error; |
86ecd844 | 438 | |
385449b1 | 439 | if ((error = git_reference_name_to_id(&oid, repo, *notes_ref_out)) < 0) |
a02e7249 | 440 | return error; |
86ecd844 | 441 | |
a02e7249 | 442 | if (git_commit_lookup(commit_out, repo, &oid) < 0) |
443 | return error; | |
86ecd844 | 444 | |
a02e7249 | 445 | return 0; |
86ecd844 | 446 | } |
447 | ||
eae0bfdc PP |
448 | int git_note_commit_read( |
449 | git_note **out, | |
450 | git_repository *repo, | |
451 | git_commit *notes_commit, | |
452 | const git_oid *oid) | |
453 | { | |
454 | int error; | |
455 | git_tree *tree = NULL; | |
456 | char target[GIT_OID_HEXSZ + 1]; | |
457 | ||
458 | git_oid_tostr(target, sizeof(target), oid); | |
459 | ||
460 | if ((error = git_commit_tree(&tree, notes_commit)) < 0) | |
461 | goto cleanup; | |
462 | ||
463 | error = note_lookup(out, repo, notes_commit, tree, target); | |
464 | ||
465 | cleanup: | |
466 | git_tree_free(tree); | |
467 | return error; | |
468 | } | |
469 | ||
bf477ed4 | 470 | int git_note_read(git_note **out, git_repository *repo, |
385449b1 | 471 | const char *notes_ref_in, const git_oid *oid) |
bf477ed4 MS |
472 | { |
473 | int error; | |
eae0bfdc | 474 | char *notes_ref = NULL; |
a02e7249 | 475 | git_commit *commit = NULL; |
bf477ed4 | 476 | |
eae0bfdc | 477 | error = retrieve_note_commit(&commit, ¬es_ref, repo, notes_ref_in); |
bf477ed4 | 478 | |
eae0bfdc PP |
479 | if (error < 0) |
480 | goto cleanup; | |
bf477ed4 | 481 | |
eae0bfdc PP |
482 | error = git_note_commit_read(out, repo, commit, oid); |
483 | ||
484 | cleanup: | |
385449b1 | 485 | git__free(notes_ref); |
a02e7249 | 486 | git_commit_free(commit); |
4aa7de15 | 487 | return error; |
bf477ed4 MS |
488 | } |
489 | ||
eae0bfdc PP |
490 | int git_note_commit_create( |
491 | git_oid *notes_commit_out, | |
492 | git_oid *notes_blob_out, | |
493 | git_repository *repo, | |
494 | git_commit *parent, | |
495 | const git_signature *author, | |
496 | const git_signature *committer, | |
497 | const git_oid *oid, | |
498 | const char *note, | |
499 | int allow_note_overwrite) | |
500 | { | |
501 | int error; | |
502 | git_tree *tree = NULL; | |
503 | char target[GIT_OID_HEXSZ + 1]; | |
504 | ||
505 | git_oid_tostr(target, sizeof(target), oid); | |
506 | ||
507 | if (parent != NULL && (error = git_commit_tree(&tree, parent)) < 0) | |
508 | goto cleanup; | |
509 | ||
510 | error = note_write(notes_commit_out, notes_blob_out, repo, author, | |
511 | committer, NULL, note, tree, target, &parent, allow_note_overwrite); | |
512 | ||
513 | if (error < 0) | |
514 | goto cleanup; | |
515 | ||
516 | cleanup: | |
517 | git_tree_free(tree); | |
518 | return error; | |
519 | } | |
520 | ||
4aa7de15 | 521 | int git_note_create( |
de5596bf BS |
522 | git_oid *out, |
523 | git_repository *repo, | |
385449b1 | 524 | const char *notes_ref_in, |
de5596bf BS |
525 | const git_signature *author, |
526 | const git_signature *committer, | |
de5596bf | 527 | const git_oid *oid, |
8716b499 NV |
528 | const char *note, |
529 | int allow_note_overwrite) | |
bf477ed4 | 530 | { |
a02e7249 | 531 | int error; |
eae0bfdc PP |
532 | char *notes_ref = NULL; |
533 | git_commit *existing_notes_commit = NULL; | |
534 | git_reference *ref = NULL; | |
535 | git_oid notes_blob_oid, notes_commit_oid; | |
bf477ed4 | 536 | |
eae0bfdc PP |
537 | error = retrieve_note_commit(&existing_notes_commit, ¬es_ref, |
538 | repo, notes_ref_in); | |
a02e7249 | 539 | |
540 | if (error < 0 && error != GIT_ENOTFOUND) | |
541 | goto cleanup; | |
542 | ||
eae0bfdc PP |
543 | error = git_note_commit_create(¬es_commit_oid, |
544 | ¬es_blob_oid, | |
545 | repo, existing_notes_commit, author, | |
546 | committer, oid, note, | |
547 | allow_note_overwrite); | |
548 | if (error < 0) | |
549 | goto cleanup; | |
550 | ||
551 | error = git_reference_create(&ref, repo, notes_ref, | |
552 | ¬es_commit_oid, 1, NULL); | |
553 | ||
554 | if (out != NULL) | |
555 | git_oid_cpy(out, ¬es_blob_oid); | |
bf477ed4 | 556 | |
a02e7249 | 557 | cleanup: |
385449b1 | 558 | git__free(notes_ref); |
eae0bfdc PP |
559 | git_commit_free(existing_notes_commit); |
560 | git_reference_free(ref); | |
561 | return error; | |
562 | } | |
563 | ||
564 | int git_note_commit_remove( | |
565 | git_oid *notes_commit_out, | |
566 | git_repository *repo, | |
567 | git_commit *notes_commit, | |
568 | const git_signature *author, | |
569 | const git_signature *committer, | |
570 | const git_oid *oid) | |
571 | { | |
572 | int error; | |
573 | git_tree *tree = NULL; | |
574 | char target[GIT_OID_HEXSZ + 1]; | |
575 | ||
576 | git_oid_tostr(target, sizeof(target), oid); | |
577 | ||
578 | if ((error = git_commit_tree(&tree, notes_commit)) < 0) | |
579 | goto cleanup; | |
580 | ||
581 | error = note_remove(notes_commit_out, | |
582 | repo, author, committer, NULL, tree, target, ¬es_commit); | |
583 | ||
584 | cleanup: | |
a02e7249 | 585 | git_tree_free(tree); |
4aa7de15 | 586 | return error; |
bf477ed4 MS |
587 | } |
588 | ||
385449b1 | 589 | int git_note_remove(git_repository *repo, const char *notes_ref_in, |
de5596bf BS |
590 | const git_signature *author, const git_signature *committer, |
591 | const git_oid *oid) | |
bf477ed4 MS |
592 | { |
593 | int error; | |
eae0bfdc PP |
594 | char *notes_ref_target = NULL; |
595 | git_commit *existing_notes_commit = NULL; | |
596 | git_oid new_notes_commit; | |
597 | git_reference *notes_ref = NULL; | |
bf477ed4 | 598 | |
eae0bfdc PP |
599 | error = retrieve_note_commit(&existing_notes_commit, ¬es_ref_target, |
600 | repo, notes_ref_in); | |
bf477ed4 | 601 | |
eae0bfdc PP |
602 | if (error < 0) |
603 | goto cleanup; | |
bf477ed4 | 604 | |
eae0bfdc PP |
605 | error = git_note_commit_remove(&new_notes_commit, repo, |
606 | existing_notes_commit, author, committer, oid); | |
607 | if (error < 0) | |
608 | goto cleanup; | |
609 | ||
610 | error = git_reference_create(¬es_ref, repo, notes_ref_target, | |
611 | &new_notes_commit, 1, NULL); | |
612 | ||
613 | cleanup: | |
614 | git__free(notes_ref_target); | |
615 | git_reference_free(notes_ref); | |
616 | git_commit_free(existing_notes_commit); | |
4aa7de15 | 617 | return error; |
bf477ed4 MS |
618 | } |
619 | ||
385449b1 | 620 | int git_note_default_ref(git_buf *out, git_repository *repo) |
630c5a4a | 621 | { |
385449b1 CMN |
622 | char *default_ref; |
623 | int error; | |
624 | ||
625 | assert(out && repo); | |
626 | ||
627 | git_buf_sanitize(out); | |
628 | ||
629 | if ((error = note_get_default_ref(&default_ref, repo)) < 0) | |
630 | return error; | |
631 | ||
632 | git_buf_attach(out, default_ref, strlen(default_ref)); | |
633 | return 0; | |
630c5a4a MS |
634 | } |
635 | ||
bad4937e ET |
636 | const git_signature *git_note_committer(const git_note *note) |
637 | { | |
638 | assert(note); | |
639 | return note->committer; | |
640 | } | |
641 | ||
642 | const git_signature *git_note_author(const git_note *note) | |
643 | { | |
644 | assert(note); | |
645 | return note->author; | |
646 | } | |
647 | ||
de5596bf | 648 | const char * git_note_message(const git_note *note) |
bf477ed4 MS |
649 | { |
650 | assert(note); | |
651 | return note->message; | |
652 | } | |
653 | ||
d0a3de72 | 654 | const git_oid * git_note_id(const git_note *note) |
bf477ed4 MS |
655 | { |
656 | assert(note); | |
d0a3de72 | 657 | return ¬e->id; |
bf477ed4 MS |
658 | } |
659 | ||
660 | void git_note_free(git_note *note) | |
661 | { | |
662 | if (note == NULL) | |
663 | return; | |
664 | ||
bad4937e ET |
665 | git_signature_free(note->committer); |
666 | git_signature_free(note->author); | |
bf477ed4 MS |
667 | git__free(note->message); |
668 | git__free(note); | |
669 | } | |
86ecd844 | 670 | |
671 | static int process_entry_path( | |
672 | const char* entry_path, | |
f7b18502 | 673 | git_oid *annotated_object_id) |
86ecd844 | 674 | { |
734c6fc1 | 675 | int error = 0; |
b8457baa | 676 | size_t i = 0, j = 0, len; |
86ecd844 | 677 | git_buf buf = GIT_BUF_INIT; |
678 | ||
5dca2010 | 679 | if ((error = git_buf_puts(&buf, entry_path)) < 0) |
86ecd844 | 680 | goto cleanup; |
5dca2010 | 681 | |
86ecd844 | 682 | len = git_buf_len(&buf); |
683 | ||
684 | while (i < len) { | |
685 | if (buf.ptr[i] == '/') { | |
686 | i++; | |
687 | continue; | |
688 | } | |
5dca2010 | 689 | |
86ecd844 | 690 | if (git__fromhex(buf.ptr[i]) < 0) { |
691 | /* This is not a note entry */ | |
86ecd844 | 692 | goto cleanup; |
693 | } | |
694 | ||
695 | if (i != j) | |
696 | buf.ptr[j] = buf.ptr[i]; | |
697 | ||
698 | i++; | |
699 | j++; | |
700 | } | |
701 | ||
702 | buf.ptr[j] = '\0'; | |
703 | buf.size = j; | |
704 | ||
705 | if (j != GIT_OID_HEXSZ) { | |
706 | /* This is not a note entry */ | |
86ecd844 | 707 | goto cleanup; |
708 | } | |
709 | ||
f7b18502 | 710 | error = git_oid_fromstr(annotated_object_id, buf.ptr); |
86ecd844 | 711 | |
86ecd844 | 712 | cleanup: |
713 | git_buf_free(&buf); | |
714 | return error; | |
715 | } | |
716 | ||
717 | int git_note_foreach( | |
0cb16fe9 L |
718 | git_repository *repo, |
719 | const char *notes_ref, | |
720 | git_note_foreach_cb note_cb, | |
721 | void *payload) | |
86ecd844 | 722 | { |
0cb16fe9 L |
723 | int error; |
724 | git_note_iterator *iter = NULL; | |
725 | git_oid note_id, annotated_id; | |
6edb427b | 726 | |
0cb16fe9 L |
727 | if ((error = git_note_iterator_new(&iter, repo, notes_ref)) < 0) |
728 | return error; | |
86ecd844 | 729 | |
f10d7a36 RB |
730 | while (!(error = git_note_next(¬e_id, &annotated_id, iter))) { |
731 | if ((error = note_cb(¬e_id, &annotated_id, payload)) != 0) { | |
26c1cb91 | 732 | giterr_set_after_callback(error); |
f10d7a36 RB |
733 | break; |
734 | } | |
735 | } | |
86ecd844 | 736 | |
0cb16fe9 L |
737 | if (error == GIT_ITEROVER) |
738 | error = 0; | |
5dca2010 | 739 | |
0cb16fe9 L |
740 | git_note_iterator_free(iter); |
741 | return error; | |
86ecd844 | 742 | } |
6edb427b | 743 | |
1a90dcf6 NG |
744 | void git_note_iterator_free(git_note_iterator *it) |
745 | { | |
746 | if (it == NULL) | |
747 | return; | |
748 | ||
749 | git_iterator_free(it); | |
750 | } | |
751 | ||
eae0bfdc PP |
752 | int git_note_commit_iterator_new( |
753 | git_note_iterator **it, | |
754 | git_commit *notes_commit) | |
755 | { | |
756 | int error; | |
757 | git_tree *tree; | |
758 | ||
759 | if ((error = git_commit_tree(&tree, notes_commit)) < 0) | |
760 | goto cleanup; | |
761 | ||
762 | if ((error = git_iterator_for_tree(it, tree, NULL)) < 0) | |
763 | git_iterator_free(*it); | |
764 | ||
765 | cleanup: | |
766 | git_tree_free(tree); | |
767 | ||
768 | return error; | |
769 | } | |
1a90dcf6 | 770 | |
6edb427b | 771 | int git_note_iterator_new( |
1a90dcf6 | 772 | git_note_iterator **it, |
6edb427b | 773 | git_repository *repo, |
385449b1 | 774 | const char *notes_ref_in) |
6edb427b NG |
775 | { |
776 | int error; | |
777 | git_commit *commit = NULL; | |
385449b1 | 778 | char *notes_ref; |
6edb427b | 779 | |
eae0bfdc | 780 | error = retrieve_note_commit(&commit, ¬es_ref, repo, notes_ref_in); |
f7b18502 NG |
781 | if (error < 0) |
782 | goto cleanup; | |
6edb427b | 783 | |
eae0bfdc | 784 | error = git_note_commit_iterator_new(it, commit); |
6edb427b | 785 | |
f7b18502 | 786 | cleanup: |
385449b1 | 787 | git__free(notes_ref); |
6edb427b NG |
788 | git_commit_free(commit); |
789 | ||
790 | return error; | |
791 | } | |
792 | ||
793 | int git_note_next( | |
794 | git_oid* note_id, | |
795 | git_oid* annotated_id, | |
f7b18502 | 796 | git_note_iterator *it) |
6edb427b NG |
797 | { |
798 | int error; | |
799 | const git_index_entry *item; | |
800 | ||
169dc616 | 801 | if ((error = git_iterator_current(&item, it)) < 0) |
cee695ae | 802 | return error; |
6edb427b | 803 | |
d541170c | 804 | git_oid_cpy(note_id, &item->id); |
6edb427b | 805 | |
cee695ae RB |
806 | if (!(error = process_entry_path(item->path, annotated_id))) |
807 | git_iterator_advance(NULL, it); | |
6edb427b NG |
808 | |
809 | return error; | |
810 | } |