2 * Bring external RSS feeds into rooms.
4 * Copyright (c) 2007-2012 by the citadel.org team
6 * This program is open source software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 3.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
12 * GNU General Public License for more details.
19 #if TIME_WITH_SYS_TIME
20 # include <sys/time.h>
33 #include <sys/types.h>
36 #include <curl/curl.h>
37 #include <libcitadel.h>
40 #include "citserver.h"
44 #include "ctdl_module.h"
46 #include "parsedate.h"
48 #include "citadel_dirs.h"
51 #include "event_client.h"
52 #include "rss_atom_parser.h"
55 #define TMP_MSGDATA 0xFF
56 #define TMP_SHORTER_URL_OFFSET 0xFE
57 #define TMP_SHORTER_URLS 0xFD
61 pthread_mutex_t RSSQueueMutex; /* locks the access to the following vars: */
62 HashList *RSSQueueRooms = NULL; /* rss_room_counter */
63 HashList *RSSFetchUrls = NULL; /*->rss_aggregator;->RefCount access locked*/
65 eNextState RSSAggregator_Terminate(AsyncIO *IO);
66 eNextState RSSAggregator_TerminateDB(AsyncIO *IO);
67 eNextState RSSAggregator_ShutdownAbort(AsyncIO *IO);
68 struct CitContext rss_CC;
70 struct rssnetcfg *rnclist = NULL;
71 int RSSClientDebugEnabled = 0;
72 #define N ((rss_aggregator*)IO->Data)->Cfg.QRnumber
74 #define DBGLOG(LEVEL) if ((LEVEL != LOG_DEBUG) || (RSSClientDebugEnabled != 0))
76 #define EVRSSC_syslog(LEVEL, FORMAT, ...) \
77 DBGLOG(LEVEL) syslog(LEVEL, \
78 "%s[%ld]CC[%d][%ld]RSS" FORMAT, \
79 IOSTR, IO->ID, CCID, N, __VA_ARGS__)
81 #define EVRSSCM_syslog(LEVEL, FORMAT) \
82 DBGLOG(LEVEL) syslog(LEVEL, \
83 "%s[%ld]CC[%d][%ld]RSS" FORMAT, \
84 IOSTR, IO->ID, CCID, N)
86 #define EVRSSQ_syslog(LEVEL, FORMAT, ...) \
87 DBGLOG(LEVEL) syslog(LEVEL, "RSS" FORMAT, \
89 #define EVRSSQM_syslog(LEVEL, FORMAT) \
90 DBGLOG(LEVEL) syslog(LEVEL, "RSS" FORMAT)
92 #define EVRSSCSM_syslog(LEVEL, FORMAT) \
93 DBGLOG(LEVEL) syslog(LEVEL, "%s[%ld][%ld]RSS" FORMAT, \
96 typedef enum _RSSState {
103 ConstStr RSSStates[] = {
104 {HKEY("Aggregator created")},
105 {HKEY("Fetching content")},
107 {HKEY("parsing content")},
108 {HKEY("checking usetable")}
111 static void SetRSSState(AsyncIO *IO, RSSState State)
113 CitContext* CCC = IO->CitContext;
115 memcpy(CCC->cs_clientname, RSSStates[State].Key, RSSStates[State].len + 1);
118 void DeleteRoomReference(long QRnumber)
124 rss_room_counter *pRoomC;
126 At = GetNewHashPos(RSSQueueRooms, 0);
128 if (GetHashPosFromKey(RSSQueueRooms, LKEY(QRnumber), At))
130 GetHashPos(RSSQueueRooms, At, &HKLen, &HK, &vData);
133 pRoomC = (rss_room_counter *) vData;
135 if (pRoomC->count == 0)
136 DeleteEntryFromHash(RSSQueueRooms, At);
142 void UnlinkRooms(rss_aggregator *RSSAggr)
144 DeleteRoomReference(RSSAggr->Cfg.QRnumber);
145 if (RSSAggr->OtherQRnumbers != NULL)
152 At = GetNewHashPos(RSSAggr->OtherQRnumbers, 0);
153 while (! server_shutting_down &&
154 GetNextHashPos(RSSAggr->OtherQRnumbers,
160 pRSSConfig *Data = (pRSSConfig*) vData;
161 DeleteRoomReference(Data->QRnumber);
168 void UnlinkRSSAggregator(rss_aggregator *RSSAggr)
172 pthread_mutex_lock(&RSSQueueMutex);
173 UnlinkRooms(RSSAggr);
175 At = GetNewHashPos(RSSFetchUrls, 0);
176 if (GetHashPosFromKey(RSSFetchUrls, SKEY(RSSAggr->Url), At))
178 DeleteEntryFromHash(RSSFetchUrls, At);
181 last_run = time(NULL);
182 pthread_mutex_unlock(&RSSQueueMutex);
185 void DeleteRssCfg(void *vptr)
187 rss_aggregator *RSSAggr = (rss_aggregator *)vptr;
188 AsyncIO *IO = &RSSAggr->IO;
190 if (IO->CitContext != NULL)
191 EVRSSCM_syslog(LOG_DEBUG, "RSS: destroying\n");
193 FreeStrBuf(&RSSAggr->Url);
194 FreeStrBuf(&RSSAggr->rooms);
195 FreeStrBuf(&RSSAggr->CData);
196 FreeStrBuf(&RSSAggr->Key);
197 DeleteHash(&RSSAggr->OtherQRnumbers);
199 DeleteHashPos (&RSSAggr->Pos);
200 DeleteHash (&RSSAggr->Messages);
201 if (RSSAggr->recp.recp_room != NULL)
202 free(RSSAggr->recp.recp_room);
205 if (RSSAggr->Item != NULL)
207 flush_rss_item(RSSAggr->Item);
212 FreeAsyncIOContents(&RSSAggr->IO);
213 memset(RSSAggr, 0, sizeof(rss_aggregator));
217 eNextState RSSAggregator_Terminate(AsyncIO *IO)
219 rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
221 EVRSSCM_syslog(LOG_DEBUG, "RSS: Terminating.\n");
223 StopCurlWatchers(IO);
224 UnlinkRSSAggregator(RSSAggr);
228 eNextState RSSAggregator_TerminateDB(AsyncIO *IO)
230 rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
232 EVRSSCM_syslog(LOG_DEBUG, "RSS: Terminating.\n");
235 StopDBWatchers(&RSSAggr->IO);
236 UnlinkRSSAggregator(RSSAggr);
240 eNextState RSSAggregator_ShutdownAbort(AsyncIO *IO)
243 rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
245 pUrl = IO->ConnectMe->PlainUrl;
249 EVRSSC_syslog(LOG_DEBUG, "RSS: Aborting by shutdown: %s.\n", pUrl);
251 StopCurlWatchers(IO);
252 UnlinkRSSAggregator(RSSAggr);
256 void AppendLink(StrBuf *Message,
261 if (StrLength(link) > 0)
263 StrBufAppendBufPlain(Message, HKEY("<a href=\""), 0);
264 StrBufAppendBuf(Message, link, 0);
265 StrBufAppendBufPlain(Message, HKEY("\">"), 0);
266 if (StrLength(LinkTitle) > 0)
267 StrBufAppendBuf(Message, LinkTitle, 0);
268 else if ((Title != NULL) && !IsEmptyStr(Title))
269 StrBufAppendBufPlain(Message, Title, -1, 0);
271 StrBufAppendBuf(Message, link, 0);
272 StrBufAppendBufPlain(Message, HKEY("</a><br>\n"), 0);
277 int rss_format_item(AsyncIO *IO, networker_save_message *SaveMsg)
282 if (StrLength(SaveMsg->description) +
283 StrLength(SaveMsg->link) +
284 StrLength(SaveMsg->linkTitle) +
285 StrLength(SaveMsg->reLink) +
286 StrLength(SaveMsg->reLinkTitle) +
287 StrLength(SaveMsg->title) == 0)
289 EVRSSCM_syslog(LOG_INFO, "Refusing to save empty message.");
293 CM_Flush(&SaveMsg->Msg);
295 if (SaveMsg->author_or_creator != NULL) {
298 StrBuf *Encoded = NULL;
301 From = html_to_ascii(ChrPtr(SaveMsg->author_or_creator),
302 StrLength(SaveMsg->author_or_creator),
304 StrBufPlain(SaveMsg->author_or_creator, From, -1);
305 StrBufTrim(SaveMsg->author_or_creator);
308 FromAt = strchr(ChrPtr(SaveMsg->author_or_creator), '@') != NULL;
309 if (!FromAt && StrLength (SaveMsg->author_email) > 0)
311 StrBufRFC2047encode(&Encoded, SaveMsg->author_or_creator);
312 CM_SetAsFieldSB(&SaveMsg->Msg, eAuthor, &Encoded);
313 CM_SetAsFieldSB(&SaveMsg->Msg, eMessagePath, &SaveMsg->author_email);
319 CM_SetAsFieldSB(&SaveMsg->Msg, eAuthor, &SaveMsg->author_or_creator);
320 CM_CopyField(&SaveMsg->Msg, eMessagePath, eAuthor);
324 StrBufRFC2047encode(&Encoded,
325 SaveMsg->author_or_creator);
326 CM_SetAsFieldSB(&SaveMsg->Msg, eAuthor, &Encoded);
327 CM_SetField(&SaveMsg->Msg, eMessagePath, HKEY("rss@localhost"));
333 CM_SetField(&SaveMsg->Msg, eAuthor, HKEY("rss"));
336 CM_SetField(&SaveMsg->Msg, eNodeName, CFG_KEY(c_nodename));
337 if (SaveMsg->title != NULL) {
340 StrBuf *Encoded, *QPEncoded;
343 StrBufSpaceToBlank(SaveMsg->title);
344 len = StrLength(SaveMsg->title);
345 Sbj = html_to_ascii(ChrPtr(SaveMsg->title), len, 512, 0);
347 if ((len > 0) && (Sbj[len - 1] == '\n'))
352 Encoded = NewStrBufPlain(Sbj, len);
356 StrBufRFC2047encode(&QPEncoded, Encoded);
358 CM_SetAsFieldSB(&SaveMsg->Msg, eMsgSubject, &QPEncoded);
359 FreeStrBuf(&Encoded);
361 if (SaveMsg->link == NULL)
362 SaveMsg->link = NewStrBufPlain(HKEY(""));
364 #if 0 /* temporarily disable shorter urls. */
365 SaveMsg->Msg.cm_fields[TMP_SHORTER_URLS] =
366 GetShorterUrls(SaveMsg->description);
369 msglen += 1024 + StrLength(SaveMsg->link) + StrLength(SaveMsg->description) ;
371 Message = NewStrBufPlain(NULL, msglen);
373 StrBufPlain(Message, HKEY(
374 "Content-type: text/html; charset=\"UTF-8\"\r\n\r\n"
376 #if 0 /* disable shorter url for now. */
377 SaveMsg->Msg.cm_fields[TMP_SHORTER_URL_OFFSET] = StrLength(Message);
379 StrBufAppendBuf(Message, SaveMsg->description, 0);
380 StrBufAppendBufPlain(Message, HKEY("<br><br>\n"), 0);
382 AppendLink(Message, SaveMsg->link, SaveMsg->linkTitle, NULL);
383 AppendLink(Message, SaveMsg->reLink, SaveMsg->reLinkTitle, "Reply to this");
384 StrBufAppendBufPlain(Message, HKEY("</body></html>\n"), 0);
386 SaveMsg->Message = Message;
390 eNextState RSSSaveMessage(AsyncIO *IO)
394 rss_aggregator *RSSAggr = (rss_aggregator *) IO->Data;
396 if (rss_format_item(IO, RSSAggr->ThisMsg))
398 CM_SetAsFieldSB(&RSSAggr->ThisMsg->Msg, eMesageText,
399 &RSSAggr->ThisMsg->Message);
401 CtdlSubmitMsg(&RSSAggr->ThisMsg->Msg, &RSSAggr->recp, NULL, 0);
403 /* write the uidl to the use table so we don't store this item again */
405 CheckIfAlreadySeen("RSS Item Insert", RSSAggr->ThisMsg->MsgGUID, IO->Now, 0, eWrite, CCID, IO->ID);
408 if (GetNextHashPos(RSSAggr->Messages,
411 (void**) &RSSAggr->ThisMsg))
412 return NextDBOperation(IO, RSS_FetchNetworkUsetableEntry);
417 eNextState RSS_FetchNetworkUsetableEntry(AsyncIO *IO)
419 static const time_t antiExpire = USETABLE_ANTIEXPIRE_HIRES;
420 time_t seenstamp = 0;
424 rss_aggregator *Ctx = (rss_aggregator *) IO->Data;
426 /* Find out if we've already seen this item */
428 SetRSSState(IO, eRSSUT);
429 seenstamp = CheckIfAlreadySeen("RSS Item Seen",
430 Ctx->ThisMsg->MsgGUID,
435 if (seenstamp < antiExpire)
437 /* Item has already been seen */
438 EVRSSC_syslog(LOG_DEBUG,
439 "%s has already been seen - %ld < %ld",
440 ChrPtr(Ctx->ThisMsg->MsgGUID),
441 seenstamp, antiExpire);
443 SetRSSState(IO, eRSSParsing);
445 if (GetNextHashPos(Ctx->Messages,
448 (void**) &Ctx->ThisMsg))
449 return NextDBOperation(
451 RSS_FetchNetworkUsetableEntry);
458 /* Item has already been seen */
459 EVRSSC_syslog(LOG_DEBUG,
460 "%s Parsing - %ld >= %ld",
461 ChrPtr(Ctx->ThisMsg->MsgGUID),
462 seenstamp, antiExpire);
463 SetRSSState(IO, eRSSParsing);
465 NextDBOperation(IO, RSSSaveMessage);
471 void UpdateLastKnownGood(pRSSConfig *pCfg, time_t now)
473 OneRoomNetCfg* pRNCfg;
474 begin_critical_section(S_NETCONFIGS);
475 pRNCfg = CtdlGetNetCfgForRoom (pCfg->QRnumber);
478 RSSCfgLine *RSSCfg = (RSSCfgLine *)pRNCfg->NetConfigs[rssclient];
480 while (RSSCfg != NULL)
482 if (RSSCfg == pCfg->pCfg)
485 RSSCfg = RSSCfg->next;
490 RSSCfg->last_known_good = now;
494 end_critical_section(S_NETCONFIGS);
497 eNextState RSSAggregator_AnalyseReply(AsyncIO *IO)
503 u_char rawdigest[MD5_DIGEST_LEN];
504 struct MD5Context md5context;
506 rss_aggregator *Ctx = (rss_aggregator *) IO->Data;
508 if (IO->HttpReq.httpcode != 200)
514 SetRSSState(IO, eRSSFailure);
515 ErrMsg = NewStrBuf();
516 EVRSSC_syslog(LOG_ALERT, "need a 200, got a %ld !\n",
517 IO->HttpReq.httpcode);
519 strs[0] = ChrPtr(Ctx->Url);
520 lens[0] = StrLength(Ctx->Url);
522 strs[1] = ChrPtr(Ctx->rooms);
523 lens[1] = StrLength(Ctx->rooms);
525 if (IO->HttpReq.CurlError == NULL)
526 IO->HttpReq.CurlError = "";
529 "Error while RSS-Aggregation Run of %s\n"
530 " need a 200, got a %ld !\n"
531 " Curl Error message: \n%s / %s\n"
532 " Response text was: \n"
535 IO->HttpReq.httpcode,
537 IO->HttpReq.CurlError,
538 ChrPtr(IO->HttpReq.ReplyData)
543 "RSS Aggregation run failure",
544 2, strs, (long*) &lens,
549 EVRSSC_syslog(LOG_DEBUG,
550 "RSS feed returned an invalid http status code. <%s><HTTP %ld>\n",
552 IO->HttpReq.httpcode);
560 UpdateLastKnownGood (pCfg, IO->Now);
561 if ((Ctx->roomlist_parts > 1) &&
564 it = GetNewHashPos(RSSFetchUrls, 0);
569 if (GetNextHashPos(Ctx->OtherQRnumbers, it, &len, &Key, &vptr))
579 SetRSSState(IO, eRSSUT);
581 MD5Init(&md5context);
583 MD5Update(&md5context,
584 (const unsigned char*)SKEY(IO->HttpReq.ReplyData));
586 MD5Update(&md5context,
587 (const unsigned char*)SKEY(Ctx->Url));
589 MD5Final(rawdigest, &md5context);
590 guid = NewStrBufPlain(NULL,
591 MD5_DIGEST_LEN * 2 + 12 /* _rss2ctdl*/);
592 StrBufHexEscAppend(guid, NULL, rawdigest, MD5_DIGEST_LEN);
593 StrBufAppendBufPlain(guid, HKEY("_rssFM"), 0);
594 if (StrLength(guid) > 40)
595 StrBufCutAt(guid, 40, NULL);
596 /* Find out if we've already seen this item */
600 if (CheckIfAlreadySeen("RSS Whole",
603 IO->Now - USETABLE_ANTIEXPIRE,
610 EVRSSC_syslog(LOG_DEBUG, "RSS feed already seen. <%s>\n", ChrPtr(Ctx->Url));
615 SetRSSState(IO, eRSSParsing);
616 return RSSAggregator_ParseReply(IO);
619 eNextState RSSAggregator_FinishHttp(AsyncIO *IO)
621 return CurlQueueDBOperation(IO, RSSAggregator_AnalyseReply);
627 int rss_do_fetching(rss_aggregator *RSSAggr)
629 AsyncIO *IO = &RSSAggr->IO;
635 if ((RSSAggr->next_poll != 0) && (now < RSSAggr->next_poll))
638 ri = (rss_item*) malloc(sizeof(rss_item));
639 memset(ri, 0, sizeof(rss_item));
642 if (! InitcURLIOStruct(&RSSAggr->IO,
644 "Citadel RSS Client",
645 RSSAggregator_FinishHttp,
646 RSSAggregator_Terminate,
647 RSSAggregator_TerminateDB,
648 RSSAggregator_ShutdownAbort))
650 EVRSSCM_syslog(LOG_ALERT, "Unable to initialize libcurl.\n");
653 SetRSSState(IO, eRSSCreated);
655 safestrncpy(((CitContext*)RSSAggr->IO.CitContext)->cs_host,
656 ChrPtr(RSSAggr->Url),
657 sizeof(((CitContext*)RSSAggr->IO.CitContext)->cs_host));
659 EVRSSC_syslog(LOG_DEBUG, "Fetching RSS feed <%s>\n", ChrPtr(RSSAggr->Url));
660 ParseURL(&RSSAggr->IO.ConnectMe, RSSAggr->Url, 80);
661 CurlPrepareURL(RSSAggr->IO.ConnectMe);
663 SetRSSState(IO, eRSSFetching);
664 QueueCurlContext(&RSSAggr->IO);
669 * Scan a room's netconfig to determine whether it is requesting any RSS feeds
671 void rssclient_scan_room(struct ctdlroom *qrbuf, void *data, OneRoomNetCfg *OneRNCFG)
673 const RSSCfgLine *RSSCfg = (RSSCfgLine *)OneRNCFG->NetConfigs[rssclient];
674 rss_aggregator *RSSAggr = NULL;
675 rss_aggregator *use_this_RSSAggr = NULL;
678 pthread_mutex_lock(&RSSQueueMutex);
679 if (GetHash(RSSQueueRooms, LKEY(qrbuf->QRnumber), &vptr))
681 EVRSSQ_syslog(LOG_DEBUG,
682 "rssclient: [%ld] %s already in progress.\n",
685 pthread_mutex_unlock(&RSSQueueMutex);
688 pthread_mutex_unlock(&RSSQueueMutex);
690 if (server_shutting_down) return;
692 while (RSSCfg != NULL)
694 pthread_mutex_lock(&RSSQueueMutex);
695 GetHash(RSSFetchUrls,
699 use_this_RSSAggr = (rss_aggregator *)vptr;
700 if (use_this_RSSAggr != NULL)
704 StrBufAppendBufPlain(
705 use_this_RSSAggr->rooms,
708 if (use_this_RSSAggr->roomlist_parts==1)
710 use_this_RSSAggr->OtherQRnumbers
711 = NewHash(1, lFlathash);
714 pRSSCfg = (pRSSConfig *) malloc(sizeof(pRSSConfig));
716 pRSSCfg->QRnumber = qrbuf->QRnumber;
717 pRSSCfg->pCfg = RSSCfg;
719 Put(use_this_RSSAggr->OtherQRnumbers,
720 LKEY(qrbuf->QRnumber),
723 use_this_RSSAggr->roomlist_parts++;
725 pthread_mutex_unlock(&RSSQueueMutex);
727 RSSCfg = RSSCfg->next;
730 pthread_mutex_unlock(&RSSQueueMutex);
732 RSSAggr = (rss_aggregator *) malloc(
733 sizeof(rss_aggregator));
735 memset (RSSAggr, 0, sizeof(rss_aggregator));
736 RSSAggr->Cfg.QRnumber = qrbuf->QRnumber;
737 RSSAggr->Cfg.pCfg = RSSCfg;
738 RSSAggr->roomlist_parts = 1;
739 RSSAggr->Url = NewStrBufDup(RSSCfg->Url);
741 RSSAggr->ItemType = RSS_UNSET;
743 RSSAggr->rooms = NewStrBufPlain(
746 pthread_mutex_lock(&RSSQueueMutex);
753 pthread_mutex_unlock(&RSSQueueMutex);
754 RSSCfg = RSSCfg->next;
759 * Scan for rooms that have RSS client requests configured
761 void rssclient_scan(void) {
762 int RSSRoomCount, RSSCount;
763 rss_aggregator *rptr = NULL;
768 time_t now = time(NULL);
770 /* Run no more than once every 15 minutes. */
771 if ((now - last_run) < 900) {
772 EVRSSQ_syslog(LOG_DEBUG,
773 "Client: polling interval not yet reached; last run was %ldm%lds ago",
774 ((now - last_run) / 60),
775 ((now - last_run) % 60)
781 * This is a simple concurrency check to make sure only one rssclient
782 * run is done at a time.
784 pthread_mutex_lock(&RSSQueueMutex);
785 RSSCount = GetCount(RSSFetchUrls);
786 RSSRoomCount = GetCount(RSSQueueRooms);
787 pthread_mutex_unlock(&RSSQueueMutex);
789 if ((RSSRoomCount > 0) || (RSSCount > 0)) {
790 EVRSSQ_syslog(LOG_DEBUG,
791 "rssclient: concurrency check failed; %d rooms and %d url's are queued",
792 RSSRoomCount, RSSCount
797 become_session(&rss_CC);
798 EVRSSQM_syslog(LOG_DEBUG, "rssclient started");
799 CtdlForEachNetCfgRoom(rssclient_scan_room, NULL, rssclient);
801 if (GetCount(RSSFetchUrls) > 0)
803 pthread_mutex_lock(&RSSQueueMutex);
804 EVRSSQ_syslog(LOG_DEBUG,
805 "rssclient starting %d Clients",
806 GetCount(RSSFetchUrls));
808 it = GetNewHashPos(RSSFetchUrls, 0);
809 while (!server_shutting_down &&
810 GetNextHashPos(RSSFetchUrls, it, &len, &Key, &vrptr) &&
812 rptr = (rss_aggregator *)vrptr;
813 if (!rss_do_fetching(rptr))
814 UnlinkRSSAggregator(rptr);
817 pthread_mutex_unlock(&RSSQueueMutex);
820 EVRSSQM_syslog(LOG_DEBUG, "Nothing to do.");
822 EVRSSQM_syslog(LOG_DEBUG, "rssclient ended\n");
826 void rss_cleanup(void)
828 /* citthread_mutex_destroy(&RSSQueueMutex); TODO */
829 DeleteHash(&RSSFetchUrls);
830 DeleteHash(&RSSQueueRooms);
833 void LogDebugEnableRSSClient(const int n)
835 RSSClientDebugEnabled = n;
839 typedef struct __RSSVetoInfo {
845 void rssclient_veto_scan_room(struct ctdlroom *qrbuf, void *data, OneRoomNetCfg *OneRNCFG)
847 RSSVetoInfo *Info = (RSSVetoInfo *) data;
848 const RSSCfgLine *RSSCfg = (RSSCfgLine *)OneRNCFG->NetConfigs[rssclient];
850 while (RSSCfg != NULL)
852 if ((RSSCfg->last_known_good != 0) &&
853 (RSSCfg->last_known_good + USETABLE_ANTIEXPIRE < Info->Now))
855 StrBufAppendPrintf(Info->ErrMsg,
856 "RSS feed not seen for a %d days:: <",
857 (Info->Now - RSSCfg->last_known_good) / (24 * 60 * 60));
859 StrBufAppendBuf(Info->ErrMsg, RSSCfg->Url, 0);
860 StrBufAppendBufPlain(Info->ErrMsg, HKEY(">\n"), 0);
862 RSSCfg = RSSCfg->next;
866 int RSSCheckUsetableVeto(StrBuf *ErrMsg)
870 Info.ErrMsg = ErrMsg;
871 Info.Now = time (NULL);
874 CtdlForEachNetCfgRoom(rssclient_veto_scan_room, &Info, rssclient);
882 void ParseRSSClientCfgLine(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *OneRNCFG)
886 RSSCfg = (RSSCfgLine *) malloc (sizeof(RSSCfgLine));
887 RSSCfg->Url = NewStrBufPlain (NULL, StrLength (Line));
890 StrBufExtract_NextToken(RSSCfg->Url, Line, &LinePos, '|');
891 RSSCfg->last_known_good = StrBufExtractNext_long(Line, &LinePos, '|');
894 RSSCfg->next = (RSSCfgLine *)OneRNCFG->NetConfigs[ThisOne->C];
895 OneRNCFG->NetConfigs[ThisOne->C] = (RoomNetCfgLine*) RSSCfg;
898 void SerializeRSSClientCfgLine(const CfgLineType *ThisOne, StrBuf *OutputBuffer, OneRoomNetCfg *RNCfg, RoomNetCfgLine *data)
900 RSSCfgLine *RSSCfg = (RSSCfgLine*) data;
902 StrBufAppendBufPlain(OutputBuffer, CKEY(ThisOne->Str), 0);
903 StrBufAppendBufPlain(OutputBuffer, HKEY("|"), 0);
904 StrBufAppendBufPlain(OutputBuffer, SKEY(RSSCfg->Url), 0);
905 StrBufAppendPrintf(OutputBuffer, "|%ld\n", RSSCfg->last_known_good);
908 void DeleteRSSClientCfgLine(const CfgLineType *ThisOne, RoomNetCfgLine **data)
910 RSSCfgLine *RSSCfg = (RSSCfgLine*) *data;
912 FreeStrBuf(&RSSCfg->Url);
918 CTDL_MODULE_INIT(rssclient)
922 CtdlRegisterTDAPVetoHook (RSSCheckUsetableVeto, CDB_USETABLE, 0);
924 CtdlREGISTERRoomCfgType(rssclient, ParseRSSClientCfgLine, 0, 1, SerializeRSSClientCfgLine, DeleteRSSClientCfgLine);
925 pthread_mutex_init(&RSSQueueMutex, NULL);
926 RSSQueueRooms = NewHash(1, lFlathash);
927 RSSFetchUrls = NewHash(1, NULL);
928 syslog(LOG_INFO, "%s\n", curl_version());
929 CtdlRegisterSessionHook(rssclient_scan, EVT_TIMER, PRIO_AGGR + 300);
930 CtdlRegisterEVCleanupHook(rss_cleanup);
931 CtdlRegisterDebugFlagHook(HKEY("rssclient"), LogDebugEnableRSSClient, &RSSClientDebugEnabled);
935 CtdlFillSystemContext(&rss_CC, "rssclient");