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/* ui-tag.c: display a tag
 *
 * Copyright (C) 2007 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */

#include "cgit.h"


static void print_tag_content(char *buf)
{
	char *p;

	if (!buf)
		return;

	html("<div class='commit-subject'>");
	p = strchr(buf, '\n');
	if (p)
		*p = '\0';
	html_txt(buf);
	html("</div>");
	if (p) {
		html("<div class='commit-msg'>");
		html_txt(++p);
		html("</div>");
	}
}

void cgit_print_tag(char *revname)
{
	unsigned char sha1[20];
	struct object *obj;
	struct tag *tag;
	struct taginfo *info;

	if (get_sha1(revname, sha1)) {
		cgit_print_error(fmt("Bad tag reference: %s", revname));
		return;
	}
	obj = parse_object(sha1);
	if (!obj) {
		cgit_print_error(fmt("Bad object id: %s", sha1_to_hex(sha1)));
		return;
	}
	if (obj->type == OBJ_TAG) {
		tag = lookup_tag(sha1);
		if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag))) {
			cgit_print_error(fmt("Bad tag object: %s", revname));
			return;
		}
		html("<table class='commit-info'>\n");
		htmlf("<tr><td>Tag name</td><td>%s (%s)</td></tr>\n",
		      revname, sha1_to_hex(sha1));
		if (info->tagger_date > 0) {
			html("<tr><td>Tag date</td><td>");
			cgit_print_date(info->tagger_date, FMT_LONGDATE);
			html("</td></tr>\n");
		}
		if (info->tagger) {
			html("<tr><td>Tagged by</td><td>");
			html_txt(info->tagger);
			html("</td></tr>\n");
		}
		html("<tr><td>Tagged object</td><td>");
		cgit_object_link(tag->tagged);
		html("</td></tr>\n");
		html("</table>\n");
		print_tag_content(info->msg);
	}
	return;
}
> = trim_end(p + 1, '/'); } if (cmd[1]) ctx.qry.page = xstrdup(cmd + 1); return; } } char *substr(const char *head, const char *tail) { char *buf; buf = xmalloc(tail - head + 1); strncpy(buf, head, tail - head); buf[tail - head] = '\0'; return buf; } struct commitinfo *cgit_parse_commit(struct commit *commit) { struct commitinfo *ret; char *p = commit->buffer, *t = commit->buffer; ret = xmalloc(sizeof(*ret)); ret->commit = commit; ret->author = NULL; ret->author_email = NULL; ret->committer = NULL; ret->committer_email = NULL; ret->subject = NULL; ret->msg = NULL; ret->msg_encoding = NULL; if (p == NULL) return ret; if (strncmp(p, "tree ", 5)) die("Bad commit: %s", sha1_to_hex(commit->object.sha1)); else p += 46; // "tree " + hex[40] + "\n" while (!strncmp(p, "parent ", 7)) p += 48; // "parent " + hex[40] + "\n" if (!strncmp(p, "author ", 7)) { p += 7; t = strchr(p, '<') - 1; ret->author = substr(p, t); p = t; t = strchr(t, '>') + 1; ret->author_email = substr(p, t); ret->author_date = atol(t+1); p = strchr(t, '\n') + 1; } if (!strncmp(p, "committer ", 9)) { p += 9; t = strchr(p, '<') - 1; ret->committer = substr(p, t); p = t; t = strchr(t, '>') + 1; ret->committer_email = substr(p, t); ret->committer_date = atol(t+1); p = strchr(t, '\n') + 1; } if (!strncmp(p, "encoding ", 9)) { p += 9; t = strchr(p, '\n') + 1; ret->msg_encoding = substr(p, t); p = t; } else ret->msg_encoding = xstrdup(PAGE_ENCODING); while (*p && (*p != '\n')) p = strchr(p, '\n') + 1; // skip unknown header fields while (*p == '\n') p = strchr(p, '\n') + 1; t = strchr(p, '\n'); if (t) { if (*t == '\0') ret->subject = "** empty **"; else ret->subject = substr(p, t); p = t + 1; while (*p == '\n') p = strchr(p, '\n') + 1; ret->msg = xstrdup(p); } else ret->subject = substr(p, p+strlen(p)); if(strcmp(ret->msg_encoding, PAGE_ENCODING)) { t = reencode_string(ret->subject, PAGE_ENCODING, ret->msg_encoding); if(t) { free(ret->subject); ret->subject = t; } t = reencode_string(ret->msg, PAGE_ENCODING, ret->msg_encoding); if(t) { free(ret->msg); ret->msg = t; } } return ret; } struct taginfo *cgit_parse_tag(struct tag *tag) { void *data; enum object_type type; unsigned long size; char *p, *t; struct taginfo *ret; data = read_sha1_file(tag->object.sha1, &type, &size); if (!data || type != OBJ_TAG) { free(data); return 0; } ret = xmalloc(sizeof(*ret)); ret->tagger = NULL; ret->tagger_email = NULL; ret->tagger_date = 0; ret->msg = NULL; p = data; while (p && *p) { if (*p == '\n') break; if (!strncmp(p, "tagger ", 7)) { p += 7; t = strchr(p, '<') - 1; ret->tagger = substr(p, t); p = t; t = strchr(t, '>') + 1; ret->tagger_email = substr(p, t); ret->tagger_date = atol(t+1); } p = strchr(p, '\n') + 1; } while (p && *p && (*p != '\n')) p = strchr(p, '\n') + 1; // skip unknown tag fields while (p && (*p == '\n')) p = strchr(p, '\n') + 1; if (p && *p) ret->msg = xstrdup(p); free(data); return ret; }