citadel/modules/rssclient/rss_atom_parser.h

   1 /*
   2  * Bring external RSS feeds into rooms.
   3  *
   4  * Copyright (c) 2007-2010 by the citadel.org team
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  */
  20
  21
  22 #define RSS_UNSET       (1<<0)
  23 #define RSS_RSS         (1<<1)
  24 #define RSS_ATOM        (1<<2)
  25 #define RSS_REQUIRE_BUF (1<<3)
  26
  27 typedef struct rss_aggregator rss_aggregator;
  28 typedef struct rss_item rss_item;
  29 typedef struct rss_room_counter rss_room_counter;
  30
  31 typedef void (*rss_handler_func)(StrBuf *CData,
  32                                  rss_item *ri,
  33                                  rss_aggregator *Cfg,
  34                                  const char** Attr);
  35
  36
  37 typedef struct __rss_xml_handler {
  38         int              Flags;
  39         rss_handler_func Handler;
  40 }rss_xml_handler;
  41
  42 struct rss_item {
  43         int     done_parsing;
  44         int     item_tag_nesting;
  45         time_t  pubdate;
  46         StrBuf *guid;
  47         StrBuf *title;
  48         StrBuf *link;
  49         StrBuf *linkTitle;
  50         StrBuf *reLink;
  51         StrBuf *reLinkTitle;
  52         StrBuf *description;
  53         StrBuf *channel_title;
  54         StrBuf *author_or_creator;
  55         StrBuf *author_url;
  56         StrBuf *author_email;
  57 };
  58
  59 struct rss_room_counter {
  60         int count;
  61         long QRnumber;
  62 };
  63
  64 struct rss_aggregator {
  65         AsyncIO          IO;
  66         XML_Parser       xp;
  67
  68         int              RefCount;
  69         int              ItemType;
  70         int              roomlist_parts;
  71
  72         time_t           last_error_when;
  73         time_t           next_poll;
  74         StrBuf          *Url;
  75         StrBuf          *rooms;
  76         long             QRnumber;
  77         HashList        *OtherQRnumbers;
  78
  79         StrBuf          *CData;
  80         StrBuf          *Key;
  81
  82         rss_item        *Item;
  83
  84         rss_xml_handler *Current;
  85 };
  86
  87
  88
  89
  90
  91 eNextState ParseRSSReply(AsyncIO *IO);
  92
  93 void rss_save_item(rss_item *ri, rss_aggregator *Cfg);