1/* ui-atom.c: functions for atom feeds
  2 *
  3 * Copyright (C) 2008 Lars Hjemli
  4 *
  5 * Licensed under GNU General Public License v2
  6 *   (see COPYING for full license text)
  7 */
  8
  9#include "cgit.h"
 10#include "html.h"
 11#include "ui-shared.h"
 12
 13void add_entry(struct commit *commit, char *host)
 14{
 15	char delim = '&';
 16	char *hex;
 17	char *mail, *t, *t2;
 18	struct commitinfo *info;
 19
 20	info = cgit_parse_commit(commit);
 21	hex = sha1_to_hex(commit->object.sha1);
 22	html("<entry>\n");
 23	html("<title>");
 24	html_txt(info->subject);
 25	html("</title>\n");
 26	html("<updated>");
 27	cgit_print_date(info->author_date, FMT_ATOMDATE, ctx.cfg.local_time);
 28	html("</updated>\n");
 29	html("<author>\n");
 30	if (info->author) {
 31		html("<name>");
 32		html_txt(info->author);
 33		html("</name>\n");
 34	}
 35	if (info->author_email) {
 36		mail = xstrdup(info->author_email);
 37		t = strchr(mail, '<');
 38		if (t)
 39			t++;
 40		else
 41			t = mail;
 42		t2 = strchr(t, '>');
 43		if (t2)
 44			*t2 = '\0';
 45		html("<email>");
 46		html_txt(t);
 47		html("</email>\n");
 48		free(mail);
 49	}
 50	html("</author>\n");
 51	html("<published>");
 52	cgit_print_date(info->author_date, FMT_ATOMDATE, ctx.cfg.local_time);
 53	html("</published>\n");
 54	if (host) {
 55		html("<link rel='alternate' type='text/html' href='http://");
 56		html_attr(host);
 57		html_attr(cgit_pageurl(ctx.repo->url, "commit", NULL));
 58		if (ctx.cfg.virtual_root)
 59			delim = '?';
 60		htmlf("%cid=%s", delim, hex);
 61		html("'/>\n");
 62	}
 63	htmlf("<id>%s</id>\n", hex);
 64	html("<content type='text'>\n");
 65	html_txt(info->msg);
 66	html("</content>\n");
 67	html("<content type='xhtml'>\n");
 68	html("<div xmlns='http://www.w3.org/1999/xhtml'>\n");
 69	html("<pre>\n");
 70	html_txt(info->msg);
 71	html("</pre>\n");
 72	html("</div>\n");
 73	html("</content>\n");
 74	html("</entry>\n");
 75	cgit_free_commitinfo(info);
 76}
 77
 78
 79void cgit_print_atom(char *tip, char *path, int max_count)
 80{
 81	char *host;
 82	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 83	struct commit *commit;
 84	struct rev_info rev;
 85	int argc = 2;
 86
 87	if (!tip)
 88		argv[1] = ctx.qry.head;
 89
 90	if (path) {
 91		argv[argc++] = "--";
 92		argv[argc++] = path;
 93	}
 94
 95	init_revisions(&rev, NULL);
 96	rev.abbrev = DEFAULT_ABBREV;
 97	rev.commit_format = CMIT_FMT_DEFAULT;
 98	rev.verbose_header = 1;
 99	rev.show_root_diff = 0;
100	rev.max_count = max_count;
101	setup_revisions(argc, argv, &rev, NULL);
102	prepare_revision_walk(&rev);
103
104	host = cgit_hosturl();
105	ctx.page.mimetype = "text/xml";
106	ctx.page.charset = "utf-8";
107	cgit_print_http_headers(&ctx);
108	html("<feed xmlns='http://www.w3.org/2005/Atom'>\n");
109	html("<title>");
110	html_txt(ctx.repo->name);
111	html("</title>\n");
112	html("<subtitle>");
113	html_txt(ctx.repo->desc);
114	html("</subtitle>\n");
115	if (host) {
116		html("<link rel='alternate' type='text/html' href='http://");
117		html_attr(host);
118		html_attr(cgit_repourl(ctx.repo->url));
119		html("'/>\n");
120	}
121	while ((commit = get_revision(&rev)) != NULL) {
122		add_entry(commit, host);
123		free(commit->buffer);
124		commit->buffer = NULL;
125		free_commit_list(commit->parents);
126		commit->parents = NULL;
127	}
128	html("</feed>\n");
129}