author | Lars Hjemli <hjemli@gmail.com> | 2009-02-19 21:38:36 (UTC) |
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committer | Lars Hjemli <hjemli@gmail.com> | 2009-02-19 21:38:36 (UTC) |
commit | 488a214a81a25c6397c56822ed1713f51dddc520 (patch) (unidiff) | |
tree | 93b3be74f6c7b3ae6557a9d3c5c2856ff5efe8ed /ui-shared.c | |
parent | 6063e7b5532481ffaa7a6f080de28547983bbeb7 (diff) | |
download | cgit-488a214a81a25c6397c56822ed1713f51dddc520.zip cgit-488a214a81a25c6397c56822ed1713f51dddc520.tar.gz cgit-488a214a81a25c6397c56822ed1713f51dddc520.tar.bz2 |
Add support for ETag in 'plain' view
When downloading a blob identified by its path, the client might want
to know if the blob has been modified since a previous download of the
same path. To this end, an ETag containing the blob SHA1 seems to be
ideal.
Todo: add support for HEAD requests...
Suggested-by: Owen Taylor <otaylor@redhat.com>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
-rw-r--r-- | ui-shared.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ui-shared.c b/ui-shared.c index de77bbf..86a7d29 100644 --- a/ui-shared.c +++ b/ui-shared.c | |||
@@ -407,128 +407,130 @@ void cgit_print_date(time_t secs, char *format, int local_time) | |||
407 | time = localtime(&secs); | 407 | time = localtime(&secs); |
408 | else | 408 | else |
409 | time = gmtime(&secs); | 409 | time = gmtime(&secs); |
410 | strftime(buf, sizeof(buf)-1, format, time); | 410 | strftime(buf, sizeof(buf)-1, format, time); |
411 | html_txt(buf); | 411 | html_txt(buf); |
412 | } | 412 | } |
413 | 413 | ||
414 | void cgit_print_age(time_t t, time_t max_relative, char *format) | 414 | void cgit_print_age(time_t t, time_t max_relative, char *format) |
415 | { | 415 | { |
416 | time_t now, secs; | 416 | time_t now, secs; |
417 | 417 | ||
418 | if (!t) | 418 | if (!t) |
419 | return; | 419 | return; |
420 | time(&now); | 420 | time(&now); |
421 | secs = now - t; | 421 | secs = now - t; |
422 | 422 | ||
423 | if (secs > max_relative && max_relative >= 0) { | 423 | if (secs > max_relative && max_relative >= 0) { |
424 | cgit_print_date(t, format, ctx.cfg.local_time); | 424 | cgit_print_date(t, format, ctx.cfg.local_time); |
425 | return; | 425 | return; |
426 | } | 426 | } |
427 | 427 | ||
428 | if (secs < TM_HOUR * 2) { | 428 | if (secs < TM_HOUR * 2) { |
429 | htmlf("<span class='age-mins'>%.0f min.</span>", | 429 | htmlf("<span class='age-mins'>%.0f min.</span>", |
430 | secs * 1.0 / TM_MIN); | 430 | secs * 1.0 / TM_MIN); |
431 | return; | 431 | return; |
432 | } | 432 | } |
433 | if (secs < TM_DAY * 2) { | 433 | if (secs < TM_DAY * 2) { |
434 | htmlf("<span class='age-hours'>%.0f hours</span>", | 434 | htmlf("<span class='age-hours'>%.0f hours</span>", |
435 | secs * 1.0 / TM_HOUR); | 435 | secs * 1.0 / TM_HOUR); |
436 | return; | 436 | return; |
437 | } | 437 | } |
438 | if (secs < TM_WEEK * 2) { | 438 | if (secs < TM_WEEK * 2) { |
439 | htmlf("<span class='age-days'>%.0f days</span>", | 439 | htmlf("<span class='age-days'>%.0f days</span>", |
440 | secs * 1.0 / TM_DAY); | 440 | secs * 1.0 / TM_DAY); |
441 | return; | 441 | return; |
442 | } | 442 | } |
443 | if (secs < TM_MONTH * 2) { | 443 | if (secs < TM_MONTH * 2) { |
444 | htmlf("<span class='age-weeks'>%.0f weeks</span>", | 444 | htmlf("<span class='age-weeks'>%.0f weeks</span>", |
445 | secs * 1.0 / TM_WEEK); | 445 | secs * 1.0 / TM_WEEK); |
446 | return; | 446 | return; |
447 | } | 447 | } |
448 | if (secs < TM_YEAR * 2) { | 448 | if (secs < TM_YEAR * 2) { |
449 | htmlf("<span class='age-months'>%.0f months</span>", | 449 | htmlf("<span class='age-months'>%.0f months</span>", |
450 | secs * 1.0 / TM_MONTH); | 450 | secs * 1.0 / TM_MONTH); |
451 | return; | 451 | return; |
452 | } | 452 | } |
453 | htmlf("<span class='age-years'>%.0f years</span>", | 453 | htmlf("<span class='age-years'>%.0f years</span>", |
454 | secs * 1.0 / TM_YEAR); | 454 | secs * 1.0 / TM_YEAR); |
455 | } | 455 | } |
456 | 456 | ||
457 | void cgit_print_http_headers(struct cgit_context *ctx) | 457 | void cgit_print_http_headers(struct cgit_context *ctx) |
458 | { | 458 | { |
459 | if (ctx->page.mimetype && ctx->page.charset) | 459 | if (ctx->page.mimetype && ctx->page.charset) |
460 | htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype, | 460 | htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype, |
461 | ctx->page.charset); | 461 | ctx->page.charset); |
462 | else if (ctx->page.mimetype) | 462 | else if (ctx->page.mimetype) |
463 | htmlf("Content-Type: %s\n", ctx->page.mimetype); | 463 | htmlf("Content-Type: %s\n", ctx->page.mimetype); |
464 | if (ctx->page.size) | 464 | if (ctx->page.size) |
465 | htmlf("Content-Length: %ld\n", ctx->page.size); | 465 | htmlf("Content-Length: %ld\n", ctx->page.size); |
466 | if (ctx->page.filename) | 466 | if (ctx->page.filename) |
467 | htmlf("Content-Disposition: inline; filename=\"%s\"\n", | 467 | htmlf("Content-Disposition: inline; filename=\"%s\"\n", |
468 | ctx->page.filename); | 468 | ctx->page.filename); |
469 | htmlf("Last-Modified: %s\n", http_date(ctx->page.modified)); | 469 | htmlf("Last-Modified: %s\n", http_date(ctx->page.modified)); |
470 | htmlf("Expires: %s\n", http_date(ctx->page.expires)); | 470 | htmlf("Expires: %s\n", http_date(ctx->page.expires)); |
471 | if (ctx->page.etag) | ||
472 | htmlf("ETag: \"%s\"\n", ctx->page.etag); | ||
471 | html("\n"); | 473 | html("\n"); |
472 | } | 474 | } |
473 | 475 | ||
474 | void cgit_print_docstart(struct cgit_context *ctx) | 476 | void cgit_print_docstart(struct cgit_context *ctx) |
475 | { | 477 | { |
476 | char *host = cgit_hosturl(); | 478 | char *host = cgit_hosturl(); |
477 | html(cgit_doctype); | 479 | html(cgit_doctype); |
478 | html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n"); | 480 | html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n"); |
479 | html("<head>\n"); | 481 | html("<head>\n"); |
480 | html("<title>"); | 482 | html("<title>"); |
481 | html_txt(ctx->page.title); | 483 | html_txt(ctx->page.title); |
482 | html("</title>\n"); | 484 | html("</title>\n"); |
483 | htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version); | 485 | htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version); |
484 | if (ctx->cfg.robots && *ctx->cfg.robots) | 486 | if (ctx->cfg.robots && *ctx->cfg.robots) |
485 | htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots); | 487 | htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots); |
486 | html("<link rel='stylesheet' type='text/css' href='"); | 488 | html("<link rel='stylesheet' type='text/css' href='"); |
487 | html_attr(ctx->cfg.css); | 489 | html_attr(ctx->cfg.css); |
488 | html("'/>\n"); | 490 | html("'/>\n"); |
489 | if (ctx->cfg.favicon) { | 491 | if (ctx->cfg.favicon) { |
490 | html("<link rel='shortcut icon' href='"); | 492 | html("<link rel='shortcut icon' href='"); |
491 | html_attr(ctx->cfg.favicon); | 493 | html_attr(ctx->cfg.favicon); |
492 | html("'/>\n"); | 494 | html("'/>\n"); |
493 | } | 495 | } |
494 | if (host && ctx->repo) { | 496 | if (host && ctx->repo) { |
495 | html("<link rel='alternate' title='Atom feed' href='http://"); | 497 | html("<link rel='alternate' title='Atom feed' href='http://"); |
496 | html_attr(cgit_hosturl()); | 498 | html_attr(cgit_hosturl()); |
497 | html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path, | 499 | html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path, |
498 | fmt("h=%s", ctx->qry.head))); | 500 | fmt("h=%s", ctx->qry.head))); |
499 | html("' type='application/atom+xml'/>"); | 501 | html("' type='application/atom+xml'/>"); |
500 | } | 502 | } |
501 | html("</head>\n"); | 503 | html("</head>\n"); |
502 | html("<body>\n"); | 504 | html("<body>\n"); |
503 | if (ctx->cfg.header) | 505 | if (ctx->cfg.header) |
504 | html_include(ctx->cfg.header); | 506 | html_include(ctx->cfg.header); |
505 | } | 507 | } |
506 | 508 | ||
507 | void cgit_print_docend() | 509 | void cgit_print_docend() |
508 | { | 510 | { |
509 | html("</div>"); | 511 | html("</div>"); |
510 | if (ctx.cfg.footer) | 512 | if (ctx.cfg.footer) |
511 | html_include(ctx.cfg.footer); | 513 | html_include(ctx.cfg.footer); |
512 | else { | 514 | else { |
513 | htmlf("<div class='footer'>generated by cgit %s at ", | 515 | htmlf("<div class='footer'>generated by cgit %s at ", |
514 | cgit_version); | 516 | cgit_version); |
515 | cgit_print_date(time(NULL), FMT_LONGDATE, ctx.cfg.local_time); | 517 | cgit_print_date(time(NULL), FMT_LONGDATE, ctx.cfg.local_time); |
516 | html("</div>\n"); | 518 | html("</div>\n"); |
517 | } | 519 | } |
518 | html("</body>\n</html>\n"); | 520 | html("</body>\n</html>\n"); |
519 | } | 521 | } |
520 | 522 | ||
521 | int print_branch_option(const char *refname, const unsigned char *sha1, | 523 | int print_branch_option(const char *refname, const unsigned char *sha1, |
522 | int flags, void *cb_data) | 524 | int flags, void *cb_data) |
523 | { | 525 | { |
524 | char *name = (char *)refname; | 526 | char *name = (char *)refname; |
525 | html_option(name, name, ctx.qry.head); | 527 | html_option(name, name, ctx.qry.head); |
526 | return 0; | 528 | return 0; |
527 | } | 529 | } |
528 | 530 | ||
529 | int print_archive_ref(const char *refname, const unsigned char *sha1, | 531 | int print_archive_ref(const char *refname, const unsigned char *sha1, |
530 | int flags, void *cb_data) | 532 | int flags, void *cb_data) |
531 | { | 533 | { |
532 | struct tag *tag; | 534 | struct tag *tag; |
533 | struct taginfo *info; | 535 | struct taginfo *info; |
534 | struct object *obj; | 536 | struct object *obj; |