stagit- static git page generator |
git clone git://git.acid.vegas/stagit.git |
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stagit.c (37443B)
1 #include <sys/stat.h> 2 #include <sys/types.h> 3 4 #include <err.h> 5 #include <errno.h> 6 #include <libgen.h> 7 #include <limits.h> 8 #include <stdint.h> 9 #include <stdio.h> 10 #include <stdlib.h> 11 #include <string.h> 12 #include <time.h> 13 #include <unistd.h> 14 15 #include <git2.h> 16 #include <md4c-html.h> 17 18 #include "compat.h" 19 20 #define LEN(s) (sizeof(s)/sizeof(*s)) 21 22 struct deltainfo { 23 git_patch *patch; 24 size_t addcount; 25 size_t delcount; 26 }; 27 28 struct commitinfo { 29 const git_oid *id; 30 31 char oid[GIT_OID_HEXSZ + 1]; 32 char parentoid[GIT_OID_HEXSZ + 1]; 33 34 const git_signature *author; 35 const git_signature *committer; 36 const char *summary; 37 const char *msg; 38 39 git_diff *diff; 40 git_commit *commit; 41 git_commit *parent; 42 git_tree *commit_tree; 43 git_tree *parent_tree; 44 45 size_t addcount; 46 size_t delcount; 47 size_t filecount; 48 49 struct deltainfo **deltas; 50 size_t ndeltas; 51 }; 52 53 /* reference and associated data for sorting */ 54 struct referenceinfo { 55 struct git_reference *ref; 56 struct commitinfo *ci; 57 }; 58 59 static git_repository *repo; 60 61 static const char *baseurl = ""; /* base URL to make absolute RSS/Atom URI */ 62 static const char *relpath = ""; 63 static const char *repodir; 64 65 static char *name = ""; 66 static char *strippedname = ""; 67 static char description[255]; 68 static char cloneurl[1024]; 69 static char *submodules; 70 static char *licensefiles[] = { "HEAD:LICENSE", "HEAD:LICENSE.md", "HEAD:COPYING" }; 71 static char *license; 72 static char *readmefiles[] = { "HEAD:README", "HEAD:README.md" }; 73 static char *readme; 74 static long long nlogcommits = -1; /* -1 indicates not used */ 75 76 /* cache */ 77 static git_oid lastoid; 78 static char lastoidstr[GIT_OID_HEXSZ + 2]; /* id + newline + NUL byte */ 79 static FILE *rcachefp, *wcachefp; 80 static const char *cachefile; 81 82 /* Handle read or write errors for a FILE * stream */ 83 void checkfileerror(FILE *fp, const char *name, int mode) { 84 if (mode == 'r' && ferror(fp)) 85 errx(1, "read error: %s", name); 86 else if (mode == 'w' && (fflush(fp) || ferror(fp))) 87 errx(1, "write error: %s", name); 88 } 89 90 void joinpath(char *buf, size_t bufsiz, const char *path, const char *path2) { 91 int r; 92 r = snprintf(buf, bufsiz, "%s%s%s", path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 93 if (r < 0 || (size_t)r >= bufsiz) 94 errx(1, "path truncated: '%s%s%s'", path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 95 } 96 97 void deltainfo_free(struct deltainfo *di) { 98 if (!di) 99 return; 100 git_patch_free(di->patch); 101 memset(di, 0, sizeof(*di)); 102 free(di); 103 } 104 105 int commitinfo_getstats(struct commitinfo *ci) { 106 struct deltainfo *di; 107 git_diff_options opts; 108 git_diff_find_options fopts; 109 const git_diff_delta *delta; 110 const git_diff_hunk *hunk; 111 const git_diff_line *line; 112 git_patch *patch = NULL; 113 size_t ndeltas, nhunks, nhunklines; 114 size_t i, j, k; 115 116 if (git_tree_lookup(&(ci->commit_tree), repo, git_commit_tree_id(ci->commit))) 117 goto err; 118 if (!git_commit_parent(&(ci->parent), ci->commit, 0)) { 119 if (git_tree_lookup(&(ci->parent_tree), repo, git_commit_tree_id(ci->parent))) { 120 ci->parent = NULL; 121 ci->parent_tree = NULL; 122 } 123 } 124 125 git_diff_init_options(&opts, GIT_DIFF_OPTIONS_VERSION); 126 opts.flags |= GIT_DIFF_DISABLE_PATHSPEC_MATCH | GIT_DIFF_IGNORE_SUBMODULES | GIT_DIFF_INCLUDE_TYPECHANGE; 127 if (git_diff_tree_to_tree(&(ci->diff), repo, ci->parent_tree, ci->commit_tree, &opts)) 128 goto err; 129 130 if (git_diff_find_init_options(&fopts, GIT_DIFF_FIND_OPTIONS_VERSION)) 131 goto err; 132 /* find renames and copies, exact matches (no heuristic) for renames. */ 133 fopts.flags |= GIT_DIFF_FIND_RENAMES | GIT_DIFF_FIND_COPIES | 134 GIT_DIFF_FIND_EXACT_MATCH_ONLY; 135 if (git_diff_find_similar(ci->diff, &fopts)) 136 goto err; 137 138 ndeltas = git_diff_num_deltas(ci->diff); 139 if (ndeltas && !(ci->deltas = calloc(ndeltas, sizeof(struct deltainfo *)))) 140 err(1, "calloc"); 141 142 for (i = 0; i < ndeltas; i++) { 143 if (git_patch_from_diff(&patch, ci->diff, i)) 144 goto err; 145 146 if (!(di = calloc(1, sizeof(struct deltainfo)))) 147 err(1, "calloc"); 148 di->patch = patch; 149 ci->deltas[i] = di; 150 151 delta = git_patch_get_delta(patch); 152 153 /* skip stats for binary data */ 154 if (delta->flags & GIT_DIFF_FLAG_BINARY) 155 continue; 156 157 nhunks = git_patch_num_hunks(patch); 158 for (j = 0; j < nhunks; j++) { 159 if (git_patch_get_hunk(&hunk, &nhunklines, patch, j)) 160 break; 161 for (k = 0; ; k++) { 162 if (git_patch_get_line_in_hunk(&line, patch, j, k)) 163 break; 164 if (line->old_lineno == -1) { 165 di->addcount++; 166 ci->addcount++; 167 } else if (line->new_lineno == -1) { 168 di->delcount++; 169 ci->delcount++; 170 } 171 } 172 } 173 } 174 ci->ndeltas = i; 175 ci->filecount = i; 176 177 return 0; 178 179 err: 180 git_diff_free(ci->diff); 181 ci->diff = NULL; 182 git_tree_free(ci->commit_tree); 183 ci->commit_tree = NULL; 184 git_tree_free(ci->parent_tree); 185 ci->parent_tree = NULL; 186 git_commit_free(ci->parent); 187 ci->parent = NULL; 188 189 if (ci->deltas) 190 for (i = 0; i < ci->ndeltas; i++) 191 deltainfo_free(ci->deltas[i]); 192 free(ci->deltas); 193 ci->deltas = NULL; 194 ci->ndeltas = 0; 195 ci->addcount = 0; 196 ci->delcount = 0; 197 ci->filecount = 0; 198 199 return -1; 200 } 201 202 void commitinfo_free(struct commitinfo *ci) { 203 size_t i; 204 if (!ci) 205 return; 206 if (ci->deltas) 207 for (i = 0; i < ci->ndeltas; i++) 208 deltainfo_free(ci->deltas[i]); 209 free(ci->deltas); 210 git_diff_free(ci->diff); 211 git_tree_free(ci->commit_tree); 212 git_tree_free(ci->parent_tree); 213 git_commit_free(ci->commit); 214 git_commit_free(ci->parent); 215 memset(ci, 0, sizeof(*ci)); 216 free(ci); 217 } 218 219 struct commitinfo * commitinfo_getbyoid(const git_oid *id) { 220 struct commitinfo *ci; 221 if (!(ci = calloc(1, sizeof(struct commitinfo)))) 222 err(1, "calloc"); 223 if (git_commit_lookup(&(ci->commit), repo, id)) 224 goto err; 225 ci->id = id; 226 git_oid_tostr(ci->oid, sizeof(ci->oid), git_commit_id(ci->commit)); 227 git_oid_tostr(ci->parentoid, sizeof(ci->parentoid), git_commit_parent_id(ci->commit, 0)); 228 ci->author = git_commit_author(ci->commit); 229 ci->committer = git_commit_committer(ci->commit); 230 ci->summary = git_commit_summary(ci->commit); 231 ci->msg = git_commit_message(ci->commit); 232 return ci; 233 err: 234 commitinfo_free(ci); 235 return NULL; 236 } 237 238 int refs_cmp(const void *v1, const void *v2) { 239 const struct referenceinfo *r1 = v1, *r2 = v2; 240 time_t t1, t2; 241 int r; 242 if ((r = git_reference_is_tag(r1->ref) - git_reference_is_tag(r2->ref))) 243 return r; 244 t1 = r1->ci->author ? r1->ci->author->when.time : 0; 245 t2 = r2->ci->author ? r2->ci->author->when.time : 0; 246 if ((r = t1 > t2 ? -1 : (t1 == t2 ? 0 : 1))) 247 return r; 248 return strcmp(git_reference_shorthand(r1->ref), git_reference_shorthand(r2->ref)); 249 } 250 251 int getrefs(struct referenceinfo **pris, size_t *prefcount) { 252 struct referenceinfo *ris = NULL; 253 struct commitinfo *ci = NULL; 254 git_reference_iterator *it = NULL; 255 const git_oid *id = NULL; 256 git_object *obj = NULL; 257 git_reference *dref = NULL, *r, *ref = NULL; 258 size_t i, refcount; 259 260 *pris = NULL; 261 *prefcount = 0; 262 263 if (git_reference_iterator_new(&it, repo)) 264 return -1; 265 266 for (refcount = 0; !git_reference_next(&ref, it); ) { 267 if (!git_reference_is_branch(ref) && !git_reference_is_tag(ref)) { 268 git_reference_free(ref); 269 ref = NULL; 270 continue; 271 } 272 273 switch (git_reference_type(ref)) { 274 case GIT_REF_SYMBOLIC: 275 if (git_reference_resolve(&dref, ref)) 276 goto err; 277 r = dref; 278 break; 279 case GIT_REF_OID: 280 r = ref; 281 break; 282 default: 283 continue; 284 } 285 if (!git_reference_target(r) || 286 git_reference_peel(&obj, r, GIT_OBJ_ANY)) 287 goto err; 288 if (!(id = git_object_id(obj))) 289 goto err; 290 if (!(ci = commitinfo_getbyoid(id))) 291 break; 292 293 if (!(ris = reallocarray(ris, refcount + 1, sizeof(*ris)))) 294 err(1, "realloc"); 295 ris[refcount].ci = ci; 296 ris[refcount].ref = r; 297 refcount++; 298 299 git_object_free(obj); 300 obj = NULL; 301 git_reference_free(dref); 302 dref = NULL; 303 } 304 git_reference_iterator_free(it); 305 306 /* sort by type, date then shorthand name */ 307 qsort(ris, refcount, sizeof(*ris), refs_cmp); 308 309 *pris = ris; 310 *prefcount = refcount; 311 312 return 0; 313 314 err: 315 git_object_free(obj); 316 git_reference_free(dref); 317 commitinfo_free(ci); 318 for (i = 0; i < refcount; i++) { 319 commitinfo_free(ris[i].ci); 320 git_reference_free(ris[i].ref); 321 } 322 free(ris); 323 324 return -1; 325 } 326 327 FILE * efopen(const char *filename, const char *flags) { 328 FILE *fp; 329 330 if (!(fp = fopen(filename, flags))) 331 err(1, "fopen: '%s'", filename); 332 333 return fp; 334 } 335 336 /* Percent-encode, see RFC3986 section 2.1. */ 337 void percentencode(FILE *fp, const char *s, size_t len) { 338 static char tab[] = "0123456789ABCDEF"; 339 unsigned char uc; 340 size_t i; 341 342 for (i = 0; *s && i < len; s++, i++) { 343 uc = *s; 344 /* NOTE: do not encode '/' for paths or ",-." */ 345 if (uc < ',' || uc >= 127 || (uc >= ':' && uc <= '@') || 346 uc == '[' || uc == ']') { 347 putc('%', fp); 348 putc(tab[(uc >> 4) & 0x0f], fp); 349 putc(tab[uc & 0x0f], fp); 350 } else { 351 putc(uc, fp); 352 } 353 } 354 } 355 356 /* Escape characters below as HTML 2.0 / XML 1.0. */ 357 void 358 xmlencode(FILE *fp, const char *s, size_t len) 359 { 360 size_t i; 361 362 for (i = 0; *s && i < len; s++, i++) { 363 switch(*s) { 364 case '<': fputs("<", fp); break; 365 case '>': fputs(">", fp); break; 366 case '\'': fputs("'", fp); break; 367 case '&': fputs("&", fp); break; 368 case '"': fputs(""", fp); break; 369 default: putc(*s, fp); 370 } 371 } 372 } 373 374 /* Escape characters below as HTML 2.0 / XML 1.0, ignore printing '\r', '\n' */ 375 void 376 xmlencodeline(FILE *fp, const char *s, size_t len) 377 { 378 size_t i; 379 380 for (i = 0; *s && i < len; s++, i++) { 381 switch(*s) { 382 case '<': fputs("<", fp); break; 383 case '>': fputs(">", fp); break; 384 case '\'': fputs("'", fp); break; 385 case '&': fputs("&", fp); break; 386 case '"': fputs(""", fp); break; 387 case '\r': break; /* ignore CR */ 388 case '\n': break; /* ignore LF */ 389 default: putc(*s, fp); 390 } 391 } 392 } 393 394 int 395 mkdirp(const char *path) 396 { 397 char tmp[PATH_MAX], *p; 398 399 if (strlcpy(tmp, path, sizeof(tmp)) >= sizeof(tmp)) 400 errx(1, "path truncated: '%s'", path); 401 for (p = tmp + (tmp[0] == '/'); *p; p++) { 402 if (*p != '/') 403 continue; 404 *p = '\0'; 405 if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) 406 return -1; 407 *p = '/'; 408 } 409 if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) 410 return -1; 411 return 0; 412 } 413 414 void 415 printtimez(FILE *fp, const git_time *intime) 416 { 417 struct tm *intm; 418 time_t t; 419 char out[32]; 420 421 t = (time_t)intime->time; 422 if (!(intm = gmtime(&t))) 423 return; 424 strftime(out, sizeof(out), "%Y-%m-%dT%H:%M:%SZ", intm); 425 fputs(out, fp); 426 } 427 428 void 429 printtime(FILE *fp, const git_time *intime) 430 { 431 struct tm *intm; 432 time_t t; 433 char out[32]; 434 435 t = (time_t)intime->time + (intime->offset * 60); 436 if (!(intm = gmtime(&t))) 437 return; 438 strftime(out, sizeof(out), "%a, %e %b %Y %H:%M:%S", intm); 439 if (intime->offset < 0) 440 fprintf(fp, "%s -%02d%02d", out, 441 -(intime->offset) / 60, -(intime->offset) % 60); 442 else 443 fprintf(fp, "%s +%02d%02d", out, 444 intime->offset / 60, intime->offset % 60); 445 } 446 447 void 448 printtimeshort(FILE *fp, const git_time *intime) 449 { 450 struct tm *intm; 451 time_t t; 452 char out[32]; 453 454 t = (time_t)intime->time; 455 if (!(intm = gmtime(&t))) 456 return; 457 strftime(out, sizeof(out), "%Y-%m-%d", intm); 458 fputs(out, fp); 459 } 460 461 void writeheader(FILE *fp, const char *title) { 462 fputs("<!DOCTYPE html>\n<meta charset=\"UTF-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n<title>", fp); 463 xmlencode(fp, title, strlen(title)); 464 if (title[0] && strippedname[0]) 465 fputs(" - ", fp); 466 xmlencode(fp, strippedname, strlen(strippedname)); 467 if (description[0]) 468 fputs(" - ", fp); 469 xmlencode(fp, description, strlen(description)); 470 fputs("</title>\n<meta name=\"description\" content=\"acidvegas repositories\">\n" 471 "<meta name=\"keywords\" content=\"git, repositories, supernets, irc, python, stagit\">\n" 472 "<meta name=\"author\" content=\"acidvegas\">\n", fp); 473 fputs("<link rel=\"icon\" type=\"image/png\" href=\"/assets/favicon.png\">\n" 474 "<link rel=\"stylesheet\" type=\"text/css\" href=\"/assets/style.css\">\n" 475 "<link rel=\"alternate\" type=\"application/atom+xml\" title=\"", fp); 476 xmlencode(fp, name, strlen(name)); 477 fprintf(fp, " Atom Feed\" href=\"%satom.xml\">\n", relpath); 478 fputs("<link rel=\"alternate\" type=\"application/atom+xml\" title=\"", fp); 479 xmlencode(fp, name, strlen(name)); 480 fprintf(fp, " Atom Feed (tags)\" href=\"%stags.xml\">\n", relpath); 481 fputs("<center>\n<a href=\"/index.html\">\n<img src=\"/assets/acidvegas.png\"><br>\n<img src=\"/assets/mostdangerous.png\"></a><br><br>\n<div id=\"content\">\n<div class=\"container\">\n\t<table id=\"container\">\n\t\t<tr><td><h1>", fp); 482 xmlencode(fp, strippedname, strlen(strippedname)); 483 fputs("</h1><span class=\"desc\"> - ", fp); 484 xmlencode(fp, description, strlen(description)); 485 fputs("</span></td></tr>\n", fp); 486 if (cloneurl[0]) { 487 fputs("\t\t<tr class=\"url\"><td><i>git clone <a href=\"", fp); 488 xmlencode(fp, cloneurl, strlen(cloneurl)); /* not percent-encoded */ 489 fputs("\">", fp); 490 xmlencode(fp, cloneurl, strlen(cloneurl)); 491 fputs("</a></i></td></tr>", fp); 492 } 493 fputs("\t\t<tr><td>\n", fp); 494 fprintf(fp, "<a href=\"%slog.html\">Log</a> | ", relpath); 495 fprintf(fp, "<a href=\"%sfiles.html\">Files</a> | ", relpath); 496 fprintf(fp, "<a href=\"%srefs.html\">Refs</a> | ", relpath); 497 fprintf(fp, "<a href=\"%sarchive.tar.gz\">Archive</a>", relpath); 498 if (submodules) 499 fprintf(fp, " | <a href=\"%sfile/%s.html\">Submodules</a>", relpath, submodules); 500 if (readme) 501 //fprintf(fp, " | <a href=\"%sfile/%s.html\">README</a>", relpath, readme); 502 fprintf(fp, " | <a href=\"%sREADME.html\">README</a>", relpath); 503 if (license) 504 fprintf(fp, " | <a href=\"%sfile/%s.html\">LICENSE</a>", relpath, license); 505 506 fputs("</td></tr>\n\t</table>\n</div>\n<br>\n", fp); 507 } 508 509 void writefooter(FILE *fp) { 510 fputs("</div>\n</table>\n</div>\n<div id=\"footer\">\n" 511 "\t© 2023 acidvegas, inc • generated with stagit\n" 512 "</div>\n</center>", fp); 513 } 514 515 size_t writeblobhtml(FILE *fp, const git_blob *blob) { 516 size_t n = 0, i, len, prev; 517 const char *nfmt = "<a href=\"#l%zu\" class=\"line\" id=\"l%zu\">%7zu</a> "; 518 const char *s = git_blob_rawcontent(blob); 519 520 len = git_blob_rawsize(blob); 521 fputs("<pre id=\"blob\">\n", fp); 522 523 if (len > 0) { 524 for (i = 0, prev = 0; i < len; i++) { 525 if (s[i] != '\n') 526 continue; 527 n++; 528 fprintf(fp, nfmt, n, n, n); 529 xmlencodeline(fp, &s[prev], i - prev + 1); 530 putc('\n', fp); 531 prev = i + 1; 532 } 533 /* trailing data */ 534 if ((len - prev) > 0) { 535 n++; 536 fprintf(fp, nfmt, n, n, n); 537 xmlencodeline(fp, &s[prev], len - prev); 538 } 539 } 540 541 fputs("</pre>\n", fp); 542 543 return n; 544 } 545 546 void printcommit(FILE *fp, struct commitinfo *ci) { 547 fprintf(fp, "<b>commit</b> <a href=\"%scommit/%s.html\">%s</a>\n", relpath, ci->oid, ci->oid); 548 if (ci->parentoid[0]) 549 fprintf(fp, "<br><b>parent</b> <a href=\"%scommit/%s.html\">%s</a>\n", relpath, ci->parentoid, ci->parentoid); 550 if (ci->author) { 551 fputs("<br><b>Author:</b> ", fp); 552 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 553 fputs(" <<a href=\"mailto:", fp); 554 xmlencode(fp, ci->author->email, strlen(ci->author->email)); /* not percent-encoded */ 555 fputs("\">", fp); 556 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 557 fputs("</a>>\n<br><b>Date:</b> ", fp); 558 printtime(fp, &(ci->author->when)); 559 putc('\n', fp); 560 } 561 if (ci->msg) { 562 putc('\n', fp); 563 fputs("<br><br>", fp); 564 xmlencode(fp, ci->msg, strlen(ci->msg)); 565 putc('\n', fp); 566 } 567 } 568 569 void 570 printshowfile(FILE *fp, struct commitinfo *ci) 571 { 572 const git_diff_delta *delta; 573 const git_diff_hunk *hunk; 574 const git_diff_line *line; 575 git_patch *patch; 576 size_t nhunks, nhunklines, changed, add, del, total, i, j, k; 577 char linestr[80]; 578 int c; 579 580 printcommit(fp, ci); 581 582 if (!ci->deltas) 583 return; 584 585 if (ci->filecount > 1000 || 586 ci->ndeltas > 1000 || 587 ci->addcount > 100000 || 588 ci->delcount > 100000) { 589 fputs("Diff is too large, output suppressed.\n", fp); 590 return; 591 } 592 593 /* diff stat */ 594 fputs("<br><br><b>Diffstat:</b>\n<table>", fp); 595 for (i = 0; i < ci->ndeltas; i++) { 596 delta = git_patch_get_delta(ci->deltas[i]->patch); 597 598 switch (delta->status) { 599 case GIT_DELTA_ADDED: c = 'A'; break; 600 case GIT_DELTA_COPIED: c = 'C'; break; 601 case GIT_DELTA_DELETED: c = 'D'; break; 602 case GIT_DELTA_MODIFIED: c = 'M'; break; 603 case GIT_DELTA_RENAMED: c = 'R'; break; 604 case GIT_DELTA_TYPECHANGE: c = 'T'; break; 605 default: c = ' '; break; 606 } 607 if (c == ' ') 608 fprintf(fp, "<tr><td>%c", c); 609 else 610 fprintf(fp, "<tr><td class=\"%c\">%c", c, c); 611 612 fprintf(fp, "</td><td><a href=\"#h%zu\">", i); 613 xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 614 if (strcmp(delta->old_file.path, delta->new_file.path)) { 615 fputs(" -> ", fp); 616 xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 617 } 618 619 add = ci->deltas[i]->addcount; 620 del = ci->deltas[i]->delcount; 621 changed = add + del; 622 total = sizeof(linestr) - 2; 623 if (changed > total) { 624 if (add) 625 add = ((float)total / changed * add) + 1; 626 if (del) 627 del = ((float)total / changed * del) + 1; 628 } 629 memset(&linestr, '+', add); 630 memset(&linestr[add], '-', del); 631 632 fprintf(fp, "</a></td><td> | </td><td class=\"num\">%zu</td><td><span class=\"i\">", 633 ci->deltas[i]->addcount + ci->deltas[i]->delcount); 634 fwrite(&linestr, 1, add, fp); 635 fputs("</span><span class=\"d\">", fp); 636 fwrite(&linestr[add], 1, del, fp); 637 fputs("</span></td></tr>\n", fp); 638 } 639 fprintf(fp, "</table></table></div><br><div class=\"container\"><table id=\"container\"><tr><td class=\"border-bottom\">%zu file%s changed, %zu insertion%s(+), %zu deletion%s(-)<br><br></td></tr>\n", 640 ci->filecount, ci->filecount == 1 ? "" : "s", 641 ci->addcount, ci->addcount == 1 ? "" : "s", 642 ci->delcount, ci->delcount == 1 ? "" : "s"); 643 644 for (i = 0; i < ci->ndeltas; i++) { 645 patch = ci->deltas[i]->patch; 646 delta = git_patch_get_delta(patch); 647 fprintf(fp, "<tr><td><pre><b>diff --git a/<a id=\"h%zu\" href=\"%sfile/", i, relpath); 648 percentencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 649 fputs(".html\">", fp); 650 xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 651 fprintf(fp, "</a> b/<a href=\"%sfile/", relpath); 652 percentencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 653 fprintf(fp, ".html\">"); 654 xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 655 fprintf(fp, "</a></b>\n"); 656 657 /* check binary data */ 658 if (delta->flags & GIT_DIFF_FLAG_BINARY) { 659 fputs("Binary files differ.\n", fp); 660 continue; 661 } 662 663 nhunks = git_patch_num_hunks(patch); 664 for (j = 0; j < nhunks; j++) { 665 if (git_patch_get_hunk(&hunk, &nhunklines, patch, j)) 666 break; 667 668 fprintf(fp, "<a href=\"#h%zu-%zu\" id=\"h%zu-%zu\" class=\"h\">", i, j, i, j); 669 xmlencode(fp, hunk->header, hunk->header_len); 670 fputs("</a>", fp); 671 672 for (k = 0; ; k++) { 673 if (git_patch_get_line_in_hunk(&line, patch, j, k)) 674 break; 675 if (line->old_lineno == -1) 676 fprintf(fp, "<a href=\"#h%zu-%zu-%zu\" id=\"h%zu-%zu-%zu\" class=\"i\">+", 677 i, j, k, i, j, k); 678 else if (line->new_lineno == -1) 679 fprintf(fp, "<a href=\"#h%zu-%zu-%zu\" id=\"h%zu-%zu-%zu\" class=\"d\">-", 680 i, j, k, i, j, k); 681 else 682 putc(' ', fp); 683 xmlencodeline(fp, line->content, line->content_len); 684 putc('\n', fp); 685 if (line->old_lineno == -1 || line->new_lineno == -1) 686 fputs("</a>", fp); 687 } 688 } 689 } 690 } 691 692 void 693 writelogline(FILE *fp, struct commitinfo *ci) 694 { 695 fputs("<tr><td>", fp); 696 if (ci->author) 697 printtimeshort(fp, &(ci->author->when)); 698 fputs("</td><td>", fp); 699 if (ci->summary) { 700 fprintf(fp, "<a href=\"%scommit/%s.html\">", relpath, ci->oid); 701 xmlencode(fp, ci->summary, strlen(ci->summary)); 702 fputs("</a>", fp); 703 } 704 fputs("</td>", fp); 705 //if (ci->author) 706 // xmlencode(fp, ci->author->name, strlen(ci->author->name)); 707 fputs("<td class=\"num\">", fp); 708 fprintf(fp, "%zu", ci->filecount); 709 fputs("</td><td class=\"num\">", fp); 710 fprintf(fp, "+%zu", ci->addcount); 711 fputs("</td><td class=\"num\">", fp); 712 fprintf(fp, "-%zu", ci->delcount); 713 fputs("</td></tr>\n", fp); 714 } 715 716 int 717 writelog(FILE *fp, const git_oid *oid) 718 { 719 struct commitinfo *ci; 720 git_revwalk *w = NULL; 721 git_oid id; 722 char path[PATH_MAX], oidstr[GIT_OID_HEXSZ + 1]; 723 FILE *fpfile; 724 size_t remcommits = 0; 725 int r; 726 727 git_revwalk_new(&w, repo); 728 git_revwalk_push(w, oid); 729 730 while (!git_revwalk_next(&id, w)) { 731 relpath = ""; 732 733 if (cachefile && !memcmp(&id, &lastoid, sizeof(id))) 734 break; 735 736 git_oid_tostr(oidstr, sizeof(oidstr), &id); 737 r = snprintf(path, sizeof(path), "commit/%s.html", oidstr); 738 if (r < 0 || (size_t)r >= sizeof(path)) 739 errx(1, "path truncated: 'commit/%s.html'", oidstr); 740 r = access(path, F_OK); 741 742 /* optimization: if there are no log lines to write and 743 the commit file already exists: skip the diffstat */ 744 if (!nlogcommits) { 745 remcommits++; 746 if (!r) 747 continue; 748 } 749 750 if (!(ci = commitinfo_getbyoid(&id))) 751 break; 752 /* diffstat: for stagit HTML required for the log.html line */ 753 if (commitinfo_getstats(ci) == -1) 754 goto err; 755 756 if (nlogcommits != 0) { 757 writelogline(fp, ci); 758 if (nlogcommits > 0) 759 nlogcommits--; 760 } 761 762 if (cachefile) 763 writelogline(wcachefp, ci); 764 765 /* check if file exists if so skip it */ 766 if (r) { 767 relpath = "../"; 768 fpfile = efopen(path, "w"); 769 writeheader(fpfile, ci->summary); 770 fputs("<div class=\"container\"><table id=\"container\"><tr><td>", fpfile); 771 printshowfile(fpfile, ci); 772 fputs("</pre></td></tr></table></div>\n", fpfile); 773 writefooter(fpfile); 774 checkfileerror(fpfile, path, 'w'); 775 fclose(fpfile); 776 } 777 err: 778 commitinfo_free(ci); 779 } 780 git_revwalk_free(w); 781 782 if (nlogcommits == 0 && remcommits != 0) { 783 fprintf(fp, "<tr><td></td><td colspan=\"5\">" 784 "%zu more commits remaining, fetch the repository" 785 "</td></tr>\n", remcommits); 786 } 787 788 relpath = ""; 789 790 return 0; 791 } 792 793 void 794 printcommitatom(FILE *fp, struct commitinfo *ci, const char *tag) 795 { 796 fputs("<entry>\n", fp); 797 798 fprintf(fp, "<id>%s</id>\n", ci->oid); 799 if (ci->author) { 800 fputs("<published>", fp); 801 printtimez(fp, &(ci->author->when)); 802 fputs("</published>\n", fp); 803 } 804 if (ci->committer) { 805 fputs("<updated>", fp); 806 printtimez(fp, &(ci->committer->when)); 807 fputs("</updated>\n", fp); 808 } 809 if (ci->summary) { 810 fputs("<title>", fp); 811 if (tag && tag[0]) { 812 fputs("[", fp); 813 xmlencode(fp, tag, strlen(tag)); 814 fputs("] ", fp); 815 } 816 xmlencode(fp, ci->summary, strlen(ci->summary)); 817 fputs("</title>\n", fp); 818 } 819 fprintf(fp, "<link rel=\"alternate\" type=\"text/html\" href=\"%scommit/%s.html\" />\n", 820 baseurl, ci->oid); 821 822 if (ci-> author) { 823 fputs("<author>\n<name>", fp); 824 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 825 fputs("</name>\n<email>", fp); 826 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 827 fputs("</email>\n</author>\n", fp); 828 } 829 830 fputs("<content>", fp); 831 fprintf(fp, "commit %s\n", ci->oid); 832 if (ci->parentoid[0]) 833 fprintf(fp, "parent %s\n", ci->parentoid); 834 if (ci->author) { 835 fputs("Author: ", fp); 836 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 837 fputs(" <", fp); 838 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 839 fputs(">\nDate: ", fp); 840 printtime(fp, &(ci->author->when)); 841 putc('\n', fp); 842 } 843 if (ci->msg) { 844 putc('\n', fp); 845 xmlencode(fp, ci->msg, strlen(ci->msg)); 846 } 847 fputs("\n</content>\n</entry>\n", fp); 848 } 849 850 int 851 writeatom(FILE *fp, int all) 852 { 853 struct referenceinfo *ris = NULL; 854 size_t refcount = 0; 855 struct commitinfo *ci; 856 git_revwalk *w = NULL; 857 git_oid id; 858 size_t i, m = 100; /* last 'm' commits */ 859 860 fputs("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" 861 "<feed xmlns=\"http://www.w3.org/2005/Atom\">\n<title>", fp); 862 xmlencode(fp, strippedname, strlen(strippedname)); 863 fputs(", branch HEAD</title>\n<subtitle>", fp); 864 xmlencode(fp, description, strlen(description)); 865 fputs("</subtitle>\n", fp); 866 867 /* all commits or only tags? */ 868 if (all) { 869 git_revwalk_new(&w, repo); 870 git_revwalk_push_head(w); 871 for (i = 0; i < m && !git_revwalk_next(&id, w); i++) { 872 if (!(ci = commitinfo_getbyoid(&id))) 873 break; 874 printcommitatom(fp, ci, ""); 875 commitinfo_free(ci); 876 } 877 git_revwalk_free(w); 878 } else if (getrefs(&ris, &refcount) != -1) { 879 /* references: tags */ 880 for (i = 0; i < refcount; i++) { 881 if (git_reference_is_tag(ris[i].ref)) 882 printcommitatom(fp, ris[i].ci, 883 git_reference_shorthand(ris[i].ref)); 884 885 commitinfo_free(ris[i].ci); 886 git_reference_free(ris[i].ref); 887 } 888 free(ris); 889 } 890 891 fputs("</feed>\n", fp); 892 893 return 0; 894 } 895 896 size_t 897 writeblob(git_object *obj, const char *fpath, const char *filename, size_t filesize) 898 { 899 char tmp[PATH_MAX] = "", *d; 900 const char *p; 901 size_t lc = 0; 902 FILE *fp; 903 904 if (strlcpy(tmp, fpath, sizeof(tmp)) >= sizeof(tmp)) 905 errx(1, "path truncated: '%s'", fpath); 906 if (!(d = dirname(tmp))) 907 err(1, "dirname"); 908 if (mkdirp(d)) 909 return -1; 910 911 for (p = fpath, tmp[0] = '\0'; *p; p++) { 912 if (*p == '/' && strlcat(tmp, "../", sizeof(tmp)) >= sizeof(tmp)) 913 errx(1, "path truncated: '../%s'", tmp); 914 } 915 relpath = tmp; 916 917 fp = efopen(fpath, "w"); 918 writeheader(fp, filename); 919 fputs("<div class=\"container\"><p>", fp); 920 xmlencode(fp, filename, strlen(filename)); 921 fprintf(fp, " <span class=\"desc\">(%zuB)</span>", filesize); 922 fputs("</p></div>", fp); 923 924 if (git_blob_is_binary((git_blob *)obj)) 925 fputs("<p>Binary file.</p>\n", fp); 926 else 927 lc = writeblobhtml(fp, (git_blob *)obj); 928 929 writefooter(fp); 930 checkfileerror(fp, fpath, 'w'); 931 fclose(fp); 932 933 relpath = ""; 934 935 return lc; 936 } 937 938 const char * 939 filemode(git_filemode_t m) 940 { 941 static char mode[11]; 942 943 memset(mode, '-', sizeof(mode) - 1); 944 mode[10] = '\0'; 945 946 if (S_ISREG(m)) 947 mode[0] = '-'; 948 else if (S_ISBLK(m)) 949 mode[0] = 'b'; 950 else if (S_ISCHR(m)) 951 mode[0] = 'c'; 952 else if (S_ISDIR(m)) 953 mode[0] = 'd'; 954 else if (S_ISFIFO(m)) 955 mode[0] = 'p'; 956 else if (S_ISLNK(m)) 957 mode[0] = 'l'; 958 else if (S_ISSOCK(m)) 959 mode[0] = 's'; 960 else 961 mode[0] = '?'; 962 963 if (m & S_IRUSR) mode[1] = 'r'; 964 if (m & S_IWUSR) mode[2] = 'w'; 965 if (m & S_IXUSR) mode[3] = 'x'; 966 if (m & S_IRGRP) mode[4] = 'r'; 967 if (m & S_IWGRP) mode[5] = 'w'; 968 if (m & S_IXGRP) mode[6] = 'x'; 969 if (m & S_IROTH) mode[7] = 'r'; 970 if (m & S_IWOTH) mode[8] = 'w'; 971 if (m & S_IXOTH) mode[9] = 'x'; 972 973 if (m & S_ISUID) mode[3] = (mode[3] == 'x') ? 's' : 'S'; 974 if (m & S_ISGID) mode[6] = (mode[6] == 'x') ? 's' : 'S'; 975 if (m & S_ISVTX) mode[9] = (mode[9] == 'x') ? 't' : 'T'; 976 977 return mode; 978 } 979 980 int 981 writefilestree(FILE *fp, git_tree *tree, const char *path) 982 { 983 const git_tree_entry *entry = NULL; 984 git_object *obj = NULL; 985 const char *entryname; 986 char filepath[PATH_MAX], entrypath[PATH_MAX], oid[8]; 987 size_t count, i, lc, filesize; 988 int r, ret; 989 990 count = git_tree_entrycount(tree); 991 for (i = 0; i < count; i++) { 992 if (!(entry = git_tree_entry_byindex(tree, i)) || 993 !(entryname = git_tree_entry_name(entry))) 994 return -1; 995 joinpath(entrypath, sizeof(entrypath), path, entryname); 996 997 r = snprintf(filepath, sizeof(filepath), "file/%s.html", 998 entrypath); 999 if (r < 0 || (size_t)r >= sizeof(filepath)) 1000 errx(1, "path truncated: 'file/%s.html'", entrypath); 1001 1002 if (!git_tree_entry_to_object(&obj, repo, entry)) { 1003 switch (git_object_type(obj)) { 1004 case GIT_OBJ_BLOB: 1005 break; 1006 case GIT_OBJ_TREE: 1007 /* NOTE: recurses */ 1008 ret = writefilestree(fp, (git_tree *)obj, 1009 entrypath); 1010 git_object_free(obj); 1011 if (ret) 1012 return ret; 1013 continue; 1014 default: 1015 git_object_free(obj); 1016 continue; 1017 } 1018 1019 filesize = git_blob_rawsize((git_blob *)obj); 1020 lc = writeblob(obj, filepath, entryname, filesize); 1021 1022 fputs("<tr><td>", fp); 1023 fputs(filemode(git_tree_entry_filemode(entry)), fp); 1024 fprintf(fp, "</td><td><a href=\"%s", relpath); 1025 percentencode(fp, filepath, strlen(filepath)); 1026 fputs("\">", fp); 1027 xmlencode(fp, entrypath, strlen(entrypath)); 1028 fputs("</a></td><td class=\"num\">", fp); 1029 if (lc > 0) 1030 fprintf(fp, "%zuL", lc); 1031 else 1032 fprintf(fp, "%zuB", filesize); 1033 fputs("</td></tr>\n", fp); 1034 git_object_free(obj); 1035 } else if (git_tree_entry_type(entry) == GIT_OBJ_COMMIT) { 1036 /* commit object in tree is a submodule */ 1037 fprintf(fp, "<tr><td>m---------</td><td><a href=\"%sfile/.gitmodules.html\">", 1038 relpath); 1039 xmlencode(fp, entrypath, strlen(entrypath)); 1040 fputs("</a> @ ", fp); 1041 git_oid_tostr(oid, sizeof(oid), git_tree_entry_id(entry)); 1042 xmlencode(fp, oid, strlen(oid)); 1043 fputs("</td><td class=\"num\"></td></tr>\n", fp); 1044 } 1045 } 1046 1047 return 0; 1048 } 1049 1050 int 1051 writefiles(FILE *fp, const git_oid *id) 1052 { 1053 git_tree *tree = NULL; 1054 git_commit *commit = NULL; 1055 int ret = -1; 1056 1057 fputs("<table id=\"files\"><thead>\n<tr>" 1058 "<td><b>Mode</b></td><td><b>Name</b></td>" 1059 "<td class=\"num\"><b>Size</b></td>" 1060 "</tr>\n</thead><tbody>\n", fp); 1061 1062 if (!git_commit_lookup(&commit, repo, id) && 1063 !git_commit_tree(&tree, commit)) 1064 ret = writefilestree(fp, tree, ""); 1065 1066 fputs("</tbody></table>", fp); 1067 1068 git_commit_free(commit); 1069 git_tree_free(tree); 1070 1071 return ret; 1072 } 1073 1074 int 1075 writerefs(FILE *fp) 1076 { 1077 struct referenceinfo *ris = NULL; 1078 struct commitinfo *ci; 1079 size_t count, i, j, refcount; 1080 const char *titles[] = { "Branches", "Tags" }; 1081 const char *ids[] = { "branches", "tags" }; 1082 const char *s; 1083 1084 if (getrefs(&ris, &refcount) == -1) 1085 return -1; 1086 1087 for (i = 0, j = 0, count = 0; i < refcount; i++) { 1088 if (j == 0 && git_reference_is_tag(ris[i].ref)) { 1089 if (count) 1090 fputs("</tbody></table><br/>\n", fp); 1091 count = 0; 1092 j = 1; 1093 } 1094 1095 /* print header if it has an entry (first). */ 1096 if (++count == 1) { 1097 fprintf(fp, "<h2>%s</h2><table id=\"%s\">" 1098 "<thead>\n<tr><td><b>Name</b></td>" 1099 "<td><b>Last commit date</b></td>" 1100 "<td><b>Author</b></td>\n</tr>\n" 1101 "</thead><tbody>\n", 1102 titles[j], ids[j]); 1103 } 1104 1105 ci = ris[i].ci; 1106 s = git_reference_shorthand(ris[i].ref); 1107 1108 fputs("<tr><td>", fp); 1109 xmlencode(fp, s, strlen(s)); 1110 fputs("</td><td>", fp); 1111 if (ci->author) 1112 printtimeshort(fp, &(ci->author->when)); 1113 fputs("</td><td>", fp); 1114 if (ci->author) 1115 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 1116 fputs("</td></tr>\n", fp); 1117 } 1118 /* table footer */ 1119 if (count) 1120 fputs("</tbody></table><br/>\n", fp); 1121 1122 for (i = 0; i < refcount; i++) { 1123 commitinfo_free(ris[i].ci); 1124 git_reference_free(ris[i].ref); 1125 } 1126 free(ris); 1127 1128 return 0; 1129 } 1130 1131 void 1132 usage(char *argv0) 1133 { 1134 fprintf(stderr, "usage: %s [-c cachefile | -l commits] " 1135 "[-u baseurl] repodir\n", argv0); 1136 exit(1); 1137 } 1138 1139 void 1140 process_output_md(const char* text, unsigned int size, void* fp) 1141 { 1142 fprintf((FILE *)fp, "%.*s", size, text); 1143 } 1144 1145 int 1146 main(int argc, char *argv[]) 1147 { 1148 git_object *obj = NULL; 1149 const git_oid *head = NULL; 1150 mode_t mask; 1151 FILE *fp, *fpread; 1152 char path[PATH_MAX], repodirabs[PATH_MAX + 1], *p; 1153 char tmppath[64] = "cache.XXXXXXXXXXXX", buf[BUFSIZ]; 1154 size_t n; 1155 int i, fd, r; 1156 1157 for (i = 1; i < argc; i++) { 1158 if (argv[i][0] != '-') { 1159 if (repodir) 1160 usage(argv[0]); 1161 repodir = argv[i]; 1162 } else if (argv[i][1] == 'c') { 1163 if (nlogcommits > 0 || i + 1 >= argc) 1164 usage(argv[0]); 1165 cachefile = argv[++i]; 1166 } else if (argv[i][1] == 'l') { 1167 if (cachefile || i + 1 >= argc) 1168 usage(argv[0]); 1169 errno = 0; 1170 nlogcommits = strtoll(argv[++i], &p, 10); 1171 if (argv[i][0] == '\0' || *p != '\0' || 1172 nlogcommits <= 0 || errno) 1173 usage(argv[0]); 1174 } else if (argv[i][1] == 'u') { 1175 if (i + 1 >= argc) 1176 usage(argv[0]); 1177 baseurl = argv[++i]; 1178 } 1179 } 1180 if (!repodir) 1181 usage(argv[0]); 1182 1183 if (!realpath(repodir, repodirabs)) 1184 err(1, "realpath"); 1185 1186 /* do not search outside the git repository: 1187 GIT_CONFIG_LEVEL_APP is the highest level currently */ 1188 git_libgit2_init(); 1189 for (i = 1; i <= GIT_CONFIG_LEVEL_APP; i++) 1190 git_libgit2_opts(GIT_OPT_SET_SEARCH_PATH, i, ""); 1191 /* do not require the git repository to be owned by the current user */ 1192 git_libgit2_opts(GIT_OPT_SET_OWNER_VALIDATION, 0); 1193 1194 #ifdef __OpenBSD__ 1195 if (unveil(repodir, "r") == -1) 1196 err(1, "unveil: %s", repodir); 1197 if (unveil(".", "rwc") == -1) 1198 err(1, "unveil: ."); 1199 if (cachefile && unveil(cachefile, "rwc") == -1) 1200 err(1, "unveil: %s", cachefile); 1201 1202 if (cachefile) { 1203 if (pledge("stdio rpath wpath cpath fattr", NULL) == -1) 1204 err(1, "pledge"); 1205 } else { 1206 if (pledge("stdio rpath wpath cpath", NULL) == -1) 1207 err(1, "pledge"); 1208 } 1209 #endif 1210 1211 if (git_repository_open_ext(&repo, repodir, 1212 GIT_REPOSITORY_OPEN_NO_SEARCH, NULL) < 0) { 1213 fprintf(stderr, "%s: cannot open repository\n", argv[0]); 1214 return 1; 1215 } 1216 1217 /* find HEAD */ 1218 if (!git_revparse_single(&obj, repo, "HEAD")) 1219 head = git_object_id(obj); 1220 git_object_free(obj); 1221 1222 /* use directory name as name */ 1223 if ((name = strrchr(repodirabs, '/'))) 1224 name++; 1225 else 1226 name = ""; 1227 1228 /* strip .git suffix */ 1229 if (!(strippedname = strdup(name))) 1230 err(1, "strdup"); 1231 if ((p = strrchr(strippedname, '.'))) 1232 if (!strcmp(p, ".git")) 1233 *p = '\0'; 1234 1235 /* read description or .git/description */ 1236 joinpath(path, sizeof(path), repodir, "description"); 1237 if (!(fpread = fopen(path, "r"))) { 1238 joinpath(path, sizeof(path), repodir, ".git/description"); 1239 fpread = fopen(path, "r"); 1240 } 1241 if (fpread) { 1242 if (!fgets(description, sizeof(description), fpread)) 1243 description[0] = '\0'; 1244 checkfileerror(fpread, path, 'r'); 1245 fclose(fpread); 1246 } 1247 1248 /* read url or .git/url */ 1249 joinpath(path, sizeof(path), repodir, "url"); 1250 if (!(fpread = fopen(path, "r"))) { 1251 joinpath(path, sizeof(path), repodir, ".git/url"); 1252 fpread = fopen(path, "r"); 1253 } 1254 if (fpread) { 1255 if (!fgets(cloneurl, sizeof(cloneurl), fpread)) 1256 cloneurl[0] = '\0'; 1257 checkfileerror(fpread, path, 'r'); 1258 fclose(fpread); 1259 cloneurl[strcspn(cloneurl, "\n")] = '\0'; 1260 } 1261 1262 /* check LICENSE */ 1263 for (i = 0; i < LEN(licensefiles) && !license; i++) { 1264 if (!git_revparse_single(&obj, repo, licensefiles[i]) && 1265 git_object_type(obj) == GIT_OBJ_BLOB) 1266 license = licensefiles[i] + strlen("HEAD:"); 1267 git_object_free(obj); 1268 } 1269 1270 /* check README */ 1271 for (i = 0; i < LEN(readmefiles) && !readme; i++) { 1272 if (!git_revparse_single(&obj, repo, readmefiles[i]) && 1273 git_object_type(obj) == GIT_OBJ_BLOB) 1274 readme = readmefiles[i] + strlen("HEAD:"); 1275 r = i; 1276 git_object_free(obj); 1277 } 1278 1279 if (!git_revparse_single(&obj, repo, "HEAD:.gitmodules") && 1280 git_object_type(obj) == GIT_OBJ_BLOB) 1281 submodules = ".gitmodules"; 1282 git_object_free(obj); 1283 1284 /* README page */ 1285 if (readme) { 1286 fp = efopen("README.html", "w"); 1287 writeheader(fp, "README"); 1288 git_revparse_single(&obj, repo, readmefiles[r]); 1289 const char *s = git_blob_rawcontent((git_blob *)obj); 1290 if (r == 1) { 1291 git_off_t len = git_blob_rawsize((git_blob *)obj); 1292 fputs("<div class=\"md\">", fp); 1293 if (md_html(s, len, process_output_md, fp, MD_FLAG_TABLES | MD_FLAG_TASKLISTS | 1294 MD_FLAG_PERMISSIVEEMAILAUTOLINKS | MD_FLAG_PERMISSIVEURLAUTOLINKS, 0)) 1295 fprintf(stderr, "Error parsing markdown\n"); 1296 fputs("</div>\n", fp); 1297 } else { 1298 fputs("<pre id=\"readme\">", fp); 1299 xmlencode(fp, s, strlen(s)); 1300 fputs("</pre>\n", fp); 1301 } 1302 writefooter(fp); 1303 fclose(fp); 1304 } 1305 1306 /* log for HEAD */ 1307 fp = efopen("log.html", "w"); 1308 relpath = ""; 1309 mkdir("commit", S_IRWXU | S_IRWXG | S_IRWXO); 1310 writeheader(fp, "Log"); 1311 fputs("<table id=\"log\"><thead>\n<tr><td><b>Date</b></td><td><b>Commit message</b></td>" 1312 "<td class=\"num\"><b>Files</b></td><td class=\"num\"><b>+</b></td>" 1313 "<td class=\"num\"><b>-</b></td></tr>\n</thead><tbody>\n", fp); 1314 1315 if (cachefile && head) { 1316 /* read from cache file (does not need to exist) */ 1317 if ((rcachefp = fopen(cachefile, "r"))) { 1318 if (!fgets(lastoidstr, sizeof(lastoidstr), rcachefp)) 1319 errx(1, "%s: no object id", cachefile); 1320 if (git_oid_fromstr(&lastoid, lastoidstr)) 1321 errx(1, "%s: invalid object id", cachefile); 1322 } 1323 1324 /* write log to (temporary) cache */ 1325 if ((fd = mkstemp(tmppath)) == -1) 1326 err(1, "mkstemp"); 1327 if (!(wcachefp = fdopen(fd, "w"))) 1328 err(1, "fdopen: '%s'", tmppath); 1329 /* write last commit id (HEAD) */ 1330 git_oid_tostr(buf, sizeof(buf), head); 1331 fprintf(wcachefp, "%s\n", buf); 1332 1333 writelog(fp, head); 1334 1335 if (rcachefp) { 1336 /* append previous log to log.html and the new cache */ 1337 while (!feof(rcachefp)) { 1338 n = fread(buf, 1, sizeof(buf), rcachefp); 1339 if (ferror(rcachefp)) 1340 break; 1341 if (fwrite(buf, 1, n, fp) != n || 1342 fwrite(buf, 1, n, wcachefp) != n) 1343 break; 1344 } 1345 checkfileerror(rcachefp, cachefile, 'r'); 1346 fclose(rcachefp); 1347 } 1348 checkfileerror(wcachefp, tmppath, 'w'); 1349 fclose(wcachefp); 1350 } else { 1351 if (head) 1352 writelog(fp, head); 1353 } 1354 1355 fputs("</tbody></table>", fp); 1356 writefooter(fp); 1357 checkfileerror(fp, "log.html", 'w'); 1358 fclose(fp); 1359 1360 /* files for HEAD */ 1361 fp = efopen("files.html", "w"); 1362 writeheader(fp, "Files"); 1363 if (head) 1364 writefiles(fp, head); 1365 writefooter(fp); 1366 checkfileerror(fp, "files.html", 'w'); 1367 fclose(fp); 1368 1369 /* summary page with branches and tags */ 1370 fp = efopen("refs.html", "w"); 1371 writeheader(fp, "Refs"); 1372 writerefs(fp); 1373 writefooter(fp); 1374 checkfileerror(fp, "refs.html", 'w'); 1375 fclose(fp); 1376 1377 /* Atom feed */ 1378 fp = efopen("atom.xml", "w"); 1379 writeatom(fp, 1); 1380 checkfileerror(fp, "atom.xml", 'w'); 1381 fclose(fp); 1382 1383 /* Atom feed for tags / releases */ 1384 fp = efopen("tags.xml", "w"); 1385 writeatom(fp, 0); 1386 checkfileerror(fp, "tags.xml", 'w'); 1387 fclose(fp); 1388 1389 /* rename new cache file on success */ 1390 if (cachefile && head) { 1391 if (rename(tmppath, cachefile)) 1392 err(1, "rename: '%s' to '%s'", tmppath, cachefile); 1393 umask((mask = umask(0))); 1394 if (chmod(cachefile, 1395 (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) & ~mask)) 1396 err(1, "chmod: '%s'", cachefile); 1397 } 1398 1399 /* cleanup */ 1400 git_repository_free(repo); 1401 git_libgit2_shutdown(); 1402 1403 return 0; 1404 }