2 * RSS/Atom feed generator
4 * Copyright (c) 2010 by the citadel.org team
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "webserver.h"
26 * RSS feed generator -- do one message
28 void feed_rss_one_message(long msgnum) {
34 serv_printf("MSG0 %ld", msgnum); /* FIXME we want msg4 eventually */
35 serv_getln(buf, sizeof buf);
36 if (buf[0] != '1') return;
39 wc_printf("<link>%s/readfwd?gotofirst=", ChrPtr(site_prefix));
40 urlescputs(ChrPtr(WC->CurRoom.name));
41 wc_printf("?start_reading_at=%ld</link>", msgnum);
43 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
48 else if (!strncasecmp(buf, "subj=", 5)) {
51 wc_printf("</title>");
54 else if (!strncasecmp(buf, "exti=", 5)) {
59 else if (!strncasecmp(buf, "time=", 5)) {
60 http_datestring(pubdate, sizeof pubdate, atol(&buf[5]));
61 wc_printf("<pubDate>%s</pubDate>", pubdate);
63 else if (!strncasecmp(buf, "text", 4)) {
65 wc_printf("<title>Message #%ld</title>", msgnum);
67 wc_printf("<description>");
73 wc_printf("</description>");
80 * RSS feed generator -- go through the message list
82 void feed_rss_do_messages(void) {
86 int num_msgs_alloc = 0;
89 serv_puts("MSGP text/html|text/plain"); /* identify our preferred mime types */
90 serv_getln(buf, sizeof buf); /* don't care about the result */
92 serv_puts("MSGS ALL"); /* ask for all messages in the room */
93 serv_getln(buf, sizeof buf);
94 if (buf[0] != '1') return;
96 while (serv_getln(buf, sizeof buf), strcmp(buf, "000"))
98 if (num_msgs >= num_msgs_alloc) {
99 num_msgs_alloc += 1024;
100 msgs = realloc(msgs, num_msgs_alloc*sizeof(long) );
102 msgs[num_msgs++] = atol(buf);
105 i = num_msgs; /* convention is to feed newest-to-oldest */
107 feed_rss_one_message(msgs[i-1]);
116 * Entry point for RSS feed generator
118 void feed_rss(void) {
121 output_headers(0, 0, 0, 1, 1, 0);
122 hprintf("Content-type: text/xml\r\n");
124 "Server: %s / %s\r\n"
125 "Connection: close\r\n"
127 PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software)
131 wc_printf("<?xml version=\"1.0\"?>"
132 "<rss version=\"2.0\" xmlns:atom=\"http://www.w3.org/2005/Atom\">"
136 wc_printf("<title>");
137 escputs(ChrPtr(WC->CurRoom.name));
138 wc_printf("</title>");
141 urlescputs(ChrPtr(site_prefix));
142 wc_printf("</link>");
145 serv_getln(buf, sizeof buf);
147 wc_printf("<description>\r\n");
148 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
152 wc_printf("</description>");
155 wc_printf("<image><title>");
156 escputs(ChrPtr(WC->CurRoom.name));
157 wc_printf("</title><url>");
158 urlescputs(ChrPtr(site_prefix));
159 wc_printf("/image?name=_roompic_?gotofirst=");
160 urlescputs(ChrPtr(WC->CurRoom.name));
161 wc_printf("</url><link>");
162 urlescputs(ChrPtr(site_prefix));
163 wc_printf("</link></image>\r\n");
165 feed_rss_do_messages();
167 wc_printf("</channel>"
173 end_webcit_session();
181 WebcitAddUrlHandler(HKEY("feed_rss"), "", 0, feed_rss, ANONYMOUS|COOKIEUNNEEDED|FORCE_SESSIONCLOSE);