1/* ui-tag.c: display a tag
  2 *
  3 * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
  4 *
  5 * Licensed under GNU General Public License v2
  6 *   (see COPYING for full license text)
  7 */
  8
  9#include "cgit.h"
 10#include "ui-tag.h"
 11#include "html.h"
 12#include "ui-shared.h"
 13
 14static void print_tag_content(char *buf)
 15{
 16	char *p;
 17
 18	if (!buf)
 19		return;
 20
 21	html("<div class='commit-subject'>");
 22	p = strchr(buf, '\n');
 23	if (p)
 24		*p = '\0';
 25	html_txt(buf);
 26	html("</div>");
 27	if (p) {
 28		html("<div class='commit-msg'>");
 29		html_txt(++p);
 30		html("</div>");
 31	}
 32}
 33
 34static void print_download_links(char *revname)
 35{
 36	html("<tr><th>download</th><td class='sha1'>");
 37	cgit_print_snapshot_links(ctx.qry.repo, ctx.qry.head,
 38				  revname, ctx.repo->snapshots);
 39	html("</td></tr>");
 40}
 41
 42void cgit_print_tag(char *revname)
 43{
 44	struct strbuf fullref = STRBUF_INIT;
 45	unsigned char sha1[20];
 46	struct object *obj;
 47	struct tag *tag;
 48	struct taginfo *info;
 49
 50	if (!revname)
 51		revname = ctx.qry.head;
 52
 53	strbuf_addf(&fullref, "refs/tags/%s", revname);
 54	if (get_sha1(fullref.buf, sha1)) {
 55		cgit_print_error_page(404, "Not found",
 56			"Bad tag reference: %s", revname);
 57		goto cleanup;
 58	}
 59	obj = parse_object(sha1);
 60	if (!obj) {
 61		cgit_print_error_page(500, "Internal server error",
 62			"Bad object id: %s", sha1_to_hex(sha1));
 63		goto cleanup;
 64	}
 65	if (obj->type == OBJ_TAG) {
 66		tag = lookup_tag(sha1);
 67		if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag))) {
 68			cgit_print_error_page(500, "Internal server error",
 69				"Bad tag object: %s", revname);
 70			goto cleanup;
 71		}
 72		cgit_print_layout_start();
 73		html("<table class='commit-info'>\n");
 74		htmlf("<tr><td>tag name</td><td>");
 75		html_txt(revname);
 76		htmlf(" (%s)</td></tr>\n", sha1_to_hex(sha1));
 77		if (info->tagger_date > 0) {
 78			html("<tr><td>tag date</td><td>");
 79			cgit_print_date(info->tagger_date, FMT_LONGDATE, ctx.cfg.local_time);
 80			html("</td></tr>\n");
 81		}
 82		if (info->tagger) {
 83			html("<tr><td>tagged by</td><td>");
 84			cgit_open_filter(ctx.repo->email_filter, info->tagger_email, "tag");
 85			html_txt(info->tagger);
 86			if (info->tagger_email && !ctx.cfg.noplainemail) {
 87				html(" ");
 88				html_txt(info->tagger_email);
 89			}
 90			cgit_close_filter(ctx.repo->email_filter);
 91			html("</td></tr>\n");
 92		}
 93		html("<tr><td>tagged object</td><td class='sha1'>");
 94		cgit_object_link(tag->tagged);
 95		html("</td></tr>\n");
 96		if (ctx.repo->snapshots)
 97			print_download_links(revname);
 98		html("</table>\n");
 99		print_tag_content(info->msg);
100		cgit_print_layout_end();
101	} else {
102		cgit_print_layout_start();
103		html("<table class='commit-info'>\n");
104		htmlf("<tr><td>tag name</td><td>");
105		html_txt(revname);
106		html("</td></tr>\n");
107		html("<tr><td>Tagged object</td><td class='sha1'>");
108		cgit_object_link(obj);
109		html("</td></tr>\n");
110		if (ctx.repo->snapshots)
111			print_download_links(revname);
112		html("</table>\n");
113		cgit_print_layout_end();
114	}
115
116cleanup:
117	strbuf_release(&fullref);
118}