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->committer_date, FMT_ATOMDATE, 0);
 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 && !ctx.cfg.noplainemail) {
 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, 0);
 53	html("</published>\n");
 54	if (host) {
 55		html("<link rel='alternate' type='text/html' href='");
 56		html(cgit_httpscheme());
 57		html_attr(host);
 58		html_attr(cgit_pageurl(ctx.repo->url, "commit", NULL));
 59		if (ctx.cfg.virtual_root)
 60			delim = '?';
 61		htmlf("%cid=%s", delim, hex);
 62		html("'/>\n");
 63	}
 64	htmlf("<id>%s</id>\n", hex);
 65	html("<content type='text'>\n");
 66	html_txt(info->msg);
 67	html("</content>\n");
 68	html("<content type='xhtml'>\n");
 69	html("<div xmlns='http://www.w3.org/1999/xhtml'>\n");
 70	html("<pre>\n");
 71	html_txt(info->msg);
 72	html("</pre>\n");
 73	html("</div>\n");
 74	html("</content>\n");
 75	html("</entry>\n");
 76	cgit_free_commitinfo(info);
 77}
 78
 79
 80void cgit_print_atom(char *tip, char *path, int max_count)
 81{
 82	char *host;
 83	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 84	struct commit *commit;
 85	struct rev_info rev;
 86	int argc = 2;
 87
 88	if (ctx.qry.show_all)
 89		argv[1] = "--all";
 90	else if (!tip)
 91		argv[1] = ctx.qry.head;
 92
 93	if (path) {
 94		argv[argc++] = "--";
 95		argv[argc++] = path;
 96	}
 97
 98	init_revisions(&rev, NULL);
 99	rev.abbrev = DEFAULT_ABBREV;
100	rev.commit_format = CMIT_FMT_DEFAULT;
101	rev.verbose_header = 1;
102	rev.show_root_diff = 0;
103	rev.max_count = max_count;
104	setup_revisions(argc, argv, &rev, NULL);
105	prepare_revision_walk(&rev);
106
107	host = cgit_hosturl();
108	ctx.page.mimetype = "text/xml";
109	ctx.page.charset = "utf-8";
110	cgit_print_http_headers(&ctx);
111	html("<feed xmlns='http://www.w3.org/2005/Atom'>\n");
112	html("<title>");
113	html_txt(ctx.repo->name);
114	if (path) {
115		html("/");
116		html_txt(path);
117	}
118	if (tip && !ctx.qry.show_all) {
119		html(", branch ");
120		html_txt(tip);
121	}
122	html("</title>\n");
123	html("<subtitle>");
124	html_txt(ctx.repo->desc);
125	html("</subtitle>\n");
126	if (host) {
127		html("<link rel='alternate' type='text/html' href='");
128		html(cgit_httpscheme());
129		html_attr(host);
130		html_attr(cgit_repourl(ctx.repo->url));
131		html("'/>\n");
132	}
133	while ((commit = get_revision(&rev)) != NULL) {
134		add_entry(commit, host);
135		free(commit->buffer);
136		commit->buffer = NULL;
137		free_commit_list(commit->parents);
138		commit->parents = NULL;
139	}
140	html("</feed>\n");
141}