/*
* Bring external RSS feeds into rooms.
*
- * Copyright (c) 2007-2010 by the citadel.org team
+ * Copyright (c) 2007-2012 by the citadel.org team
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
* GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
-# include <sys/time.h>
+#include <sys/time.h>
# else
-# include <time.h>
+#include <time.h>
# endif
#endif
#include "config.h"
#include "threads.h"
#include "ctdl_module.h"
-#include "clientsocket.h"
#include "msgbase.h"
#include "parsedate.h"
#include "database.h"
#include "citadel_dirs.h"
#include "md5.h"
#include "context.h"
+#include "event_client.h"
+#include "rss_atom_parser.h"
-typedef struct rssnetcfg rssnetcfg;
-struct rssnetcfg {
- rssnetcfg *next;
- char url[256];
- char *rooms;
- time_t last_error_when;
- int ItemType;
-};
+#define TMP_MSGDATA 0xFF
+#define TMP_SHORTER_URL_OFFSET 0xFE
+#define TMP_SHORTER_URLS 0xFD
-#define RSS_UNSET (1<<0)
-#define RSS_RSS (1<<1)
-#define RSS_ATOM (1<<2)
-#define RSS_REQUIRE_BUF (1<<3)
+time_t last_run = 0L;
-typedef struct _rss_item {
- char *roomlist;
- int done_parsing;
- StrBuf *guid;
- StrBuf *title;
- StrBuf *link;
- StrBuf *linkTitle;
- StrBuf *reLink;
- StrBuf *reLinkTitle;
- StrBuf *description;
- time_t pubdate;
- StrBuf *channel_title;
- int item_tag_nesting;
- StrBuf *author_or_creator;
- StrBuf *author_url;
- StrBuf *author_email;
-}rss_item;
-
-
-typedef void (*rss_handler_func)(StrBuf *CData,
- rss_item *ri,
- rssnetcfg *Cfg,
- const char** Attr);
-
-typedef struct __rss_xml_handler {
- int Flags;
- rss_handler_func Handler;
-}rss_xml_handler;
-
-
-typedef struct _rsscollection {
- StrBuf *CData;
- StrBuf *Key;
-
- rss_item *Item;
- rssnetcfg *Cfg;
-
- rss_xml_handler *Current;
-} rsscollection;
+pthread_mutex_t RSSQueueMutex; /* locks the access to the following vars: */
+HashList *RSSQueueRooms = NULL; /* rss_room_counter */
+HashList *RSSFetchUrls = NULL; /*->rss_aggregator;->RefCount access locked*/
+
+eNextState RSSAggregator_Terminate(AsyncIO *IO);
+eNextState RSSAggregator_TerminateDB(AsyncIO *IO);
+eNextState RSSAggregator_ShutdownAbort(AsyncIO *IO);
+struct CitContext rss_CC;
struct rssnetcfg *rnclist = NULL;
-HashList *StartHandlers = NULL;
-HashList *EndHandlers = NULL;
-HashList *KnownNameSpaces = NULL;
-HashList *UrlShorteners = NULL;
-void AddRSSStartHandler(rss_handler_func Handler, int Flags, const char *key, long len)
-{
- rss_xml_handler *h;
- h = (rss_xml_handler*) malloc(sizeof (rss_xml_handler));
- h->Flags = Flags;
- h->Handler = Handler;
- Put(StartHandlers, key, len, h, NULL);
-}
-void AddRSSEndHandler(rss_handler_func Handler, int Flags, const char *key, long len)
-{
- rss_xml_handler *h;
- h = (rss_xml_handler*) malloc(sizeof (rss_xml_handler));
- h->Flags = Flags;
- h->Handler = Handler;
- Put(EndHandlers, key, len, h, NULL);
-}
+int RSSClientDebugEnabled = 0;
+#define N ((rss_aggregator*)IO->Data)->QRnumber
-#if 0
-//#ifdef HAVE_ICONV
-#include <iconv.h>
+#define DBGLOG(LEVEL) if ((LEVEL != LOG_DEBUG) || (RSSClientDebugEnabled != 0))
+#define EVRSSC_syslog(LEVEL, FORMAT, ...) \
+ DBGLOG(LEVEL) syslog(LEVEL, \
+ "IO[%ld]CC[%d][%ld]RSS" FORMAT, \
+ IO->ID, CCID, N, __VA_ARGS__)
-/*
- * dug this out of the trashcan of the midgard project, lets see if it works for us.
- * original code by Alexander Bokovoy <bokovoy@avilink.ne> distributed under GPL V2 or later
- */
+#define EVRSSCM_syslog(LEVEL, FORMAT) \
+ DBGLOG(LEVEL) syslog(LEVEL, \
+ "IO[%ld]CC[%d][%ld]RSS" FORMAT, \
+ IO->ID, CCID, N)
-/* Returns:
- >= 0 - successfull, 0 means conversion doesn't use multibyte sequences
- -1 - error during iconv_open call
- -2 - error during iconv_close call
- ----------------------------------
- This function expects that multibyte encoding in 'charset' wouldn't have
- characters with more than 3 bytes. It is not intended to convert UTF-8 because
- we'll never receive UTF-8 in our handler (it is handled by Exat itself).
-*/
-static int
-fill_encoding_info (const char *charset, XML_Encoding * info)
-{
- iconv_t cd = (iconv_t)(-1);
- int flag;
- CtdlLogPrintf(0, "RSS: fill encoding info ...\n");
-
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- cd = iconv_open ("UCS-2LE", charset);
-#else
- cd = iconv_open ("UCS-2BE", charset);
-#endif
-
- if (cd == (iconv_t) (-1))
- {
- return -1;
- }
-
- {
- unsigned short out = 0;
- unsigned char buf[4];
- unsigned int i0, i1, i2;
- int result = 0;
- flag = 0;
- for (i0 = 0; i0 < 0x100; i0++)
- {
- buf[0] = i0;
- info->map[i0] = 0;
- //result = try (cd, buf, 1, &out);
- if (result < 0)
- {
- }
- else if (result > 0)
- {
- info->map[i0] = out;
- }
- else
- {
- for (i1 = 0; i1 < 0x100; i1++)
- {
- buf[1] = i1;
- ///result = try (cd, buf, 2, &out);
- if (result < 0)
- {
- }
- else if (result > 0)
- {
- flag++;
- info->map[i0] = -2;
- }
- else
- {
- for (i2 = 0; i2 < 0x100; i2++)
- {
- buf[2] = i2;
- ////result = try (cd, buf, 3, &out);
- if (result < 0)
- {
- }
- else if (result > 0)
- {
- flag++;
- info->map[i0] = -3;
- }
- }
- }
- }
- }
- }
- }
-
- if (iconv_close (cd) < 0)
- {
- return -2;
- }
- return flag;
-}
-
-static int
-iconv_convertor (void *data, const char *s)
-{
- XML_Encoding *info = data;
- int res;
- CtdlLogPrintf(0, "RSS: Converting ...\n");
-
- if (s == NULL)
- return -1;
-/*
- GByteArray *result;
- result = g_byte_array_new ();
- if (process_block (info->data, (char *) s, strlen (s), result) == 0)
- {
- res = *(result->data);
- g_byte_array_free (result, TRUE);
- return res;
- }
- g_byte_array_free (result, TRUE);
-*/
- return -1;
-}
-
-static void
-my_release (void *data)
-{
- iconv_t cd = (iconv_t) data;
- if (iconv_close (cd) != 0)
- {
-/// TODO: uh no. exit (1);
- }
-}
-int
-handle_unknown_xml_encoding (void *encodingHandleData,
- const XML_Char * name,
- XML_Encoding * info)
-{
- int result;
- CtdlLogPrintf(0, "RSS: unknown encoding ...\n");
- result = fill_encoding_info (name, info);
- if (result >= 0)
- {
- /*
- Special case: client asked for reverse conversion, we'll provide him with
- iconv descriptor which handles it. Client should release it by himself.
- */
- if(encodingHandleData != NULL)
- *((iconv_t *)encodingHandleData) = iconv_open(name, "UTF-8");
- /*
- Optimization: we do not need conversion function if encoding is one-to-one,
- info->map table will be enough
- */
- if (result == 0)
- {
- info->data = NULL;
- info->convert = NULL;
- info->release = NULL;
- return 1;
- }
- /*
- We do need conversion function because this encoding uses multibyte sequences
- */
- info->data = (void *) iconv_open ("UTF-8", name);
- if ((int)info->data == -1)
- return -1;
- info->convert = iconv_convertor;
- info->release = my_release;
- return 1;
- }
- if(encodingHandleData != NULL)
- *(iconv_t *)encodingHandleData = NULL;
- return 0;
-}
-
-///#endif
-#endif
-size_t GetLocationString( void *ptr, size_t size, size_t nmemb, void *userdata)
-{
-#define LOCATION "location"
- if (strncasecmp((char*)ptr, LOCATION, sizeof(LOCATION) - 1) == 0)
- {
- StrBuf *pURL = (StrBuf*) userdata;
- char *pch = (char*) ptr;
- char *pche;
-
- pche = pch + (size * nmemb);
- pch += sizeof(LOCATION);
-
- while (isspace(*pch) || (*pch == ':'))
- pch ++;
+#define EVRSSQ_syslog(LEVEL, FORMAT, ...) \
+ DBGLOG(LEVEL) syslog(LEVEL, "RSS" FORMAT, \
+ __VA_ARGS__)
+#define EVRSSQM_syslog(LEVEL, FORMAT) \
+ DBGLOG(LEVEL) syslog(LEVEL, "RSS" FORMAT)
- while (isspace(*pche) || (*pche == '\0'))
- pche--;
-
- FlushStrBuf(pURL);
- StrBufPlain(pURL, pch, pche - pch + 1);
- }
- return size * nmemb;
-}
+#define EVRSSCSM_syslog(LEVEL, FORMAT) \
+ DBGLOG(LEVEL) syslog(LEVEL, "IO[%ld][%ld]RSS" FORMAT, \
+ IO->ID, N)
-int LookupUrl(StrBuf *ShorterUrlStr)
+void DeleteRoomReference(long QRnumber)
{
- CURL *curl;
- char errmsg[1024] = "";
- StrBuf *Answer;
- int rc = 0;
-
- curl = curl_easy_init();
- if (!curl) {
- CtdlLogPrintf(CTDL_ALERT, "Unable to initialize libcurl.\n");
- return 0;
- }
- Answer = NewStrBufPlain(NULL, SIZ);
-
- curl_easy_setopt(curl, CURLOPT_URL, ChrPtr(ShorterUrlStr));
- curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0);
- curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
- curl_easy_setopt(curl, CURLOPT_WRITEDATA, Answer);
-// curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, rss_libcurl_callback);
- curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, CurlFillStrBuf_callback);
- curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errmsg);
- curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
-#ifdef CURLOPT_HTTP_CONTENT_DECODING
- curl_easy_setopt(curl, CURLOPT_HTTP_CONTENT_DECODING, 1);
- curl_easy_setopt(curl, CURLOPT_ENCODING, "");
-#endif
- curl_easy_setopt(curl, CURLOPT_USERAGENT, CITADEL);
- curl_easy_setopt(curl, CURLOPT_TIMEOUT, 180); /* die after 180 seconds */
- curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 0);
+ HashPos *At;
+ long HKLen;
+ const char *HK;
+ void *vData = NULL;
+ rss_room_counter *pRoomC;
- curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION , GetLocationString);
- curl_easy_setopt(curl, CURLOPT_WRITEHEADER, ShorterUrlStr);
+ At = GetNewHashPos(RSSQueueRooms, 0);
-
- if (
- (!IsEmptyStr(config.c_ip_addr))
- && (strcmp(config.c_ip_addr, "*"))
- && (strcmp(config.c_ip_addr, "::"))
- && (strcmp(config.c_ip_addr, "0.0.0.0"))
- ) {
- curl_easy_setopt(curl, CURLOPT_INTERFACE, config.c_ip_addr);
+ if (GetHashPosFromKey(RSSQueueRooms, LKEY(QRnumber), At))
+ {
+ GetHashPos(RSSQueueRooms, At, &HKLen, &HK, &vData);
+ if (vData != NULL)
+ {
+ pRoomC = (rss_room_counter *) vData;
+ pRoomC->count --;
+ if (pRoomC->count == 0)
+ DeleteEntryFromHash(RSSQueueRooms, At);
+ }
}
+ DeleteHashPos(&At);
+}
- if (CtdlThreadCheckStop())
- goto shutdown ;
+void UnlinkRooms(rss_aggregator *RSSAggr)
+{
+ DeleteRoomReference(RSSAggr->QRnumber);
+ if (RSSAggr->OtherQRnumbers != NULL)
+ {
+ long HKLen;
+ const char *HK;
+ HashPos *At;
+ void *vData;
+
+ At = GetNewHashPos(RSSAggr->OtherQRnumbers, 0);
+ while (! server_shutting_down &&
+ GetNextHashPos(RSSAggr->OtherQRnumbers,
+ At,
+ &HKLen, &HK,
+ &vData) &&
+ (vData != NULL))
+ {
+ long *lData = (long*) vData;
+ DeleteRoomReference(*lData);
+ }
- rc = curl_easy_perform(curl);
- if (rc) {
- CtdlLogPrintf(CTDL_ALERT, "libcurl error %d: %s\n", rc, errmsg);
- rc = 0;
+ DeleteHashPos(&At);
}
- else
- rc = 1;
+}
-shutdown:
- curl_easy_cleanup(curl);
+void UnlinkRSSAggregator(rss_aggregator *RSSAggr)
+{
+ HashPos *At;
- return rc;
+ pthread_mutex_lock(&RSSQueueMutex);
+ UnlinkRooms(RSSAggr);
+ At = GetNewHashPos(RSSFetchUrls, 0);
+ if (GetHashPosFromKey(RSSFetchUrls, SKEY(RSSAggr->Url), At))
+ {
+ DeleteEntryFromHash(RSSFetchUrls, At);
+ }
+ DeleteHashPos(&At);
+ last_run = time(NULL);
+ pthread_mutex_unlock(&RSSQueueMutex);
}
+void DeleteRssCfg(void *vptr)
+{
+ rss_aggregator *RSSAggr = (rss_aggregator *)vptr;
+ AsyncIO *IO = &RSSAggr->IO;
+ EVRSSCM_syslog(LOG_DEBUG, "RSS: destroying\n");
+ FreeStrBuf(&RSSAggr->Url);
+ FreeStrBuf(&RSSAggr->rooms);
+ FreeStrBuf(&RSSAggr->CData);
+ FreeStrBuf(&RSSAggr->Key);
+ DeleteHash(&RSSAggr->OtherQRnumbers);
-void CrawlMessageForShorterUrls(HashList *pUrls, StrBuf *Message)
-{
- int nHits = 0;
- void *pv;
- int nShorter = 0;
- const char *pch;
- const char *pUrl;
- ConstStr *pCUrl;
+ DeleteHashPos (&RSSAggr->Pos);
+ DeleteHash (&RSSAggr->Messages);
+ if (RSSAggr->recp.recp_room != NULL)
+ free(RSSAggr->recp.recp_room);
- while (GetHash(UrlShorteners, IKEY(nShorter), &pv))
- {
- nShorter++;
- pch = ChrPtr(Message);
- pUrl = strstr(pch, ChrPtr((StrBuf*)pv));
- while ((pUrl != NULL) && (nHits < 99))
- {
- pCUrl = malloc(sizeof(ConstStr));
- pCUrl->Key = pUrl;
- pch = pUrl + StrLength((StrBuf*)pv);
- while (isalnum(*pch)||(*pch == '-')||(*pch == '/'))
- pch++;
- pCUrl->len = pch - pCUrl->Key;
+ if (RSSAggr->Item != NULL)
+ {
+ flush_rss_item(RSSAggr->Item);
- Put(pUrls, IKEY(nHits), pCUrl, NULL);
- nHits ++;
- pUrl = strstr(pch, ChrPtr((StrBuf*)pv));
- }
+ free(RSSAggr->Item);
}
+
+ FreeAsyncIOContents(&RSSAggr->IO);
+ memset(RSSAggr, 0, sizeof(rss_aggregator));
+ free(RSSAggr);
}
-int SortConstStrByPosition(const void *Item1, const void *Item2)
+eNextState RSSAggregator_Terminate(AsyncIO *IO)
{
- const ConstStr *p1, *p2;
- p1 = (const ConstStr*) Item1;
- p2 = (const ConstStr*) Item2;
- if (p1->Key == p2->Key)
- return 0;
- if (p1->Key > p2->Key)
- return 1;
- return -1;
+ rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
+
+ EVRSSCM_syslog(LOG_DEBUG, "RSS: Terminating.\n");
+
+ StopCurlWatchers(IO);
+ UnlinkRSSAggregator(RSSAggr);
+ return eAbort;
}
-void ExpandShortUrls(StrBuf *Message)
+eNextState RSSAggregator_TerminateDB(AsyncIO *IO)
{
- StrBuf *Shadow;
- HashList *pUrls;
- ConstStr *pCUrl;
- const char *pch;
- const char *pche;
-
- /* we just suspect URL shorteners to be inside of feeds from twitter
- * or other short content messages, so don't crawl through real blogs.
- */
- if (StrLength(Message) > 500)
- return;
-
- pUrls = NewHash(1, Flathash);
- CrawlMessageForShorterUrls(pUrls, Message);
+ rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
- if (GetCount(pUrls) > 0)
- {
- StrBuf *ShorterUrlStr;
- HashPos *Pos;
- const char *Key;
- void *pv;
- long len;
+ EVRSSCM_syslog(LOG_DEBUG, "RSS: Terminating.\n");
- Shadow = NewStrBufPlain(NULL, StrLength(Message));
- SortByPayload (pUrls, SortConstStrByPosition);
- ShorterUrlStr = NewStrBufPlain(NULL, StrLength(Message));
+ StopDBWatchers(&RSSAggr->IO);
+ UnlinkRSSAggregator(RSSAggr);
+ return eAbort;
+}
- pch = ChrPtr(Message);
- pche = pch + StrLength(Message);
- Pos = GetNewHashPos(pUrls, 1);
- while (GetNextHashPos(pUrls, Pos, &len, &Key, &pv))
- {
- pCUrl = (ConstStr*) pv;
+eNextState RSSAggregator_ShutdownAbort(AsyncIO *IO)
+{
+ const char *pUrl;
+ rss_aggregator *RSSAggr = (rss_aggregator *)IO->Data;
- if (pch != pCUrl->Key)
- StrBufAppendBufPlain(Shadow, pch, pCUrl->Key - pch, 0);
-
- StrBufPlain(ShorterUrlStr, CKEY(*pCUrl));
- if (LookupUrl(ShorterUrlStr))
- {
- StrBufAppendBufPlain(Shadow, HKEY("<a href=\""), 0);
- StrBufAppendBuf(Shadow, ShorterUrlStr, 0);
- StrBufAppendBufPlain(Shadow, HKEY("\">"), 0);
- StrBufAppendBuf(Shadow, ShorterUrlStr, 0);
- StrBufAppendBufPlain(Shadow, HKEY("["), 0);
- StrBufAppendBufPlain(Shadow, pCUrl->Key, pCUrl->len, 0);
- StrBufAppendBufPlain(Shadow, HKEY("]</a>"), 0);
- }
- else
- {
- StrBufAppendBufPlain(Shadow, HKEY("<a href=\""), 0);
- StrBufAppendBufPlain(Shadow, pCUrl->Key, pCUrl->len, 0);
- StrBufAppendBufPlain(Shadow, HKEY("\">"), 0);
- StrBufAppendBufPlain(Shadow, pCUrl->Key, pCUrl->len, 0);
- StrBufAppendBufPlain(Shadow, HKEY("</a>"), 0);
- }
- pch = pCUrl->Key + pCUrl->len + 1;
+ pUrl = IO->ConnectMe->PlainUrl;
+ if (pUrl == NULL)
+ pUrl = "";
- }
- if (pch < pche)
- StrBufAppendBufPlain(Shadow, pch, pche - pch, 0);
- FlushStrBuf(Message);
- StrBufAppendBuf(Message, Shadow, 0);
-
- FreeStrBuf(&ShorterUrlStr);
- FreeStrBuf(&Shadow);
- DeleteHashPos(&Pos);
- }
+ EVRSSC_syslog(LOG_DEBUG, "RSS: Aborting by shutdown: %s.\n", pUrl);
- DeleteHash(&pUrls);
+ StopCurlWatchers(IO);
+ UnlinkRSSAggregator(RSSAggr);
+ return eAbort;
}
-
-void AppendLink(StrBuf *Message, StrBuf *link, StrBuf *LinkTitle, const char *Title)
+void AppendLink(StrBuf *Message,
+ StrBuf *link,
+ StrBuf *LinkTitle,
+ const char *Title)
{
if (StrLength(link) > 0)
{
StrBufAppendBufPlain(Message, HKEY("</a><br>\n"), 0);
}
}
-/*
- * Commit a fetched and parsed RSS item to disk
- */
-void rss_save_item(rss_item *ri)
-{
- struct MD5Context md5context;
- u_char rawdigest[MD5_DIGEST_LEN];
- int i;
- char utmsgid[SIZ];
- struct cdbdata *cdbut;
- struct UseTable ut;
- struct CtdlMessage *msg;
- struct recptypes *recp = NULL;
- int msglen = 0;
+
+void rss_format_item(networker_save_message *SaveMsg)
+{
StrBuf *Message;
+ int msglen = 0;
- recp = (struct recptypes *) malloc(sizeof(struct recptypes));
- if (recp == NULL) return;
- memset(recp, 0, sizeof(struct recptypes));
- memset(&ut, 0, sizeof(struct UseTable));
- recp->recp_room = strdup(ri->roomlist);
- recp->num_room = num_tokens(ri->roomlist, '|');
- recp->recptypes_magic = RECPTYPES_MAGIC;
-
- /* Construct a GUID to use in the S_USETABLE table.
- * If one is not present in the item itself, make one up.
- */
- if (ri->guid != NULL) {
- StrBufSpaceToBlank(ri->guid);
- StrBufTrim(ri->guid);
- snprintf(utmsgid, sizeof utmsgid, "rss/%s", ChrPtr(ri->guid));
- }
- else {
- MD5Init(&md5context);
- if (ri->title != NULL) {
- MD5Update(&md5context, (const unsigned char*)ChrPtr(ri->title), StrLength(ri->title));
- }
- if (ri->link != NULL) {
- MD5Update(&md5context, (const unsigned char*)ChrPtr(ri->link), StrLength(ri->link));
- }
- MD5Final(rawdigest, &md5context);
- for (i=0; i<MD5_DIGEST_LEN; i++) {
- sprintf(&utmsgid[i*2], "%02X", (unsigned char) (rawdigest[i] & 0xff));
- utmsgid[i*2] = tolower(utmsgid[i*2]);
- utmsgid[(i*2)+1] = tolower(utmsgid[(i*2)+1]);
- }
- strcat(utmsgid, "_rss2ctdl");
- }
+ if (SaveMsg->author_or_creator != NULL) {
- /* Find out if we've already seen this item */
+ char *From;
+ StrBuf *Encoded = NULL;
+ int FromAt;
- cdbut = cdb_fetch(CDB_USETABLE, utmsgid, strlen(utmsgid));
-#ifndef DEBUG_RSS
- if (cdbut != NULL) {
- /* Item has already been seen */
- CtdlLogPrintf(CTDL_DEBUG, "%s has already been seen\n", utmsgid);
- cdb_free(cdbut);
+ From = html_to_ascii(ChrPtr(SaveMsg->author_or_creator),
+ StrLength(SaveMsg->author_or_creator),
+ 512, 0);
+ StrBufPlain(SaveMsg->author_or_creator, From, -1);
+ StrBufTrim(SaveMsg->author_or_creator);
+ free(From);
- /* rewrite the record anyway, to update the timestamp */
- strcpy(ut.ut_msgid, utmsgid);
- ut.ut_timestamp = time(NULL);
- cdb_store(CDB_USETABLE, utmsgid, strlen(utmsgid), &ut, sizeof(struct UseTable) );
- }
- else
-#endif
-{
- /* Item has not been seen, so save it. */
- CtdlLogPrintf(CTDL_DEBUG, "RSS: saving item...\n");
- if (ri->description == NULL) ri->description = NewStrBufPlain(HKEY(""));
- StrBufSpaceToBlank(ri->description);
- msg = malloc(sizeof(struct CtdlMessage));
- memset(msg, 0, sizeof(struct CtdlMessage));
- msg->cm_magic = CTDLMESSAGE_MAGIC;
- msg->cm_anon_type = MES_NORMAL;
- msg->cm_format_type = FMT_RFC822;
-
- if (ri->guid != NULL) {
- msg->cm_fields['E'] = strdup(ChrPtr(ri->guid));
+ FromAt = strchr(ChrPtr(SaveMsg->author_or_creator), '@') != NULL;
+ if (!FromAt && StrLength (SaveMsg->author_email) > 0)
+ {
+ StrBufRFC2047encode(&Encoded, SaveMsg->author_or_creator);
+ SaveMsg->Msg.cm_fields['A'] = SmashStrBuf(&Encoded);
+ SaveMsg->Msg.cm_fields['P'] =
+ SmashStrBuf(&SaveMsg->author_email);
}
-
- if (ri->author_or_creator != NULL) {
- char *From;
- StrBuf *Encoded = NULL;
- int FromAt;
-
- From = html_to_ascii(ChrPtr(ri->author_or_creator),
- StrLength(ri->author_or_creator),
- 512, 0);
- StrBufPlain(ri->author_or_creator, From, -1);
- StrBufTrim(ri->author_or_creator);
- free(From);
-
- FromAt = strchr(ChrPtr(ri->author_or_creator), '@') != NULL;
- if (!FromAt && StrLength (ri->author_email) > 0)
+ else
+ {
+ if (FromAt)
{
- StrBufRFC2047encode(&Encoded, ri->author_or_creator);
- msg->cm_fields['A'] = SmashStrBuf(&Encoded);
- msg->cm_fields['P'] = SmashStrBuf(&ri->author_email);
+ SaveMsg->Msg.cm_fields['A'] =
+ SmashStrBuf(&SaveMsg->author_or_creator);
+ SaveMsg->Msg.cm_fields['P'] =
+ strdup(SaveMsg->Msg.cm_fields['A']);
}
else
{
- if (FromAt)
- msg->cm_fields['P'] = SmashStrBuf(&ri->author_or_creator);
- else
- {
- StrBufRFC2047encode(&Encoded, ri->author_or_creator);
- msg->cm_fields['A'] = SmashStrBuf(&Encoded);
- msg->cm_fields['P'] = strdup("rss@localhost");
- }
- }
- }
- else {
- msg->cm_fields['A'] = strdup("rss");
- }
-
- msg->cm_fields['N'] = strdup(NODENAME);
- if (ri->title != NULL) {
- long len;
- char *Sbj;
- StrBuf *Encoded, *QPEncoded;
-
- QPEncoded = NULL;
- StrBufSpaceToBlank(ri->title);
- len = StrLength(ri->title);
- Sbj = html_to_ascii(ChrPtr(ri->title), len, 512, 0);
- len = strlen(Sbj);
- if (Sbj[len - 1] == '\n')
- {
- len --;
- Sbj[len] = '\0';
- }
- Encoded = NewStrBufPlain(Sbj, len);
- free(Sbj);
-
- StrBufTrim(Encoded);
- StrBufRFC2047encode(&QPEncoded, Encoded);
+ StrBufRFC2047encode(&Encoded,
+ SaveMsg->author_or_creator);
+ SaveMsg->Msg.cm_fields['A'] =
+ SmashStrBuf(&Encoded);
+ SaveMsg->Msg.cm_fields['P'] =
+ strdup("rss@localhost");
- msg->cm_fields['U'] = SmashStrBuf(&QPEncoded);
- FreeStrBuf(&Encoded);
- }
- msg->cm_fields['T'] = malloc(64);
- snprintf(msg->cm_fields['T'], 64, "%ld", ri->pubdate);
- if (ri->channel_title != NULL) {
- if (StrLength(ri->channel_title) > 0) {
- msg->cm_fields['O'] = strdup(ChrPtr(ri->channel_title));
}
}
- if (ri->link == NULL)
- ri->link = NewStrBufPlain(HKEY(""));
- ExpandShortUrls(ri->description);
- msglen += 1024 + StrLength(ri->link) + StrLength(ri->description) ;
-
- Message = NewStrBufPlain(NULL, StrLength(ri->description));
-
- StrBufPlain(Message, HKEY(
- "Content-type: text/html; charset=\"UTF-8\"\r\n\r\n"
- "<html><body>\n"));
-
- StrBufAppendBuf(Message, ri->description, 0);
- StrBufAppendBufPlain(Message, HKEY("<br><br>\n"), 0);
-
- AppendLink(Message, ri->link, ri->linkTitle, NULL);
- AppendLink(Message, ri->reLink, ri->reLinkTitle, "Reply to this");
- StrBufAppendBufPlain(Message, HKEY("</body></html>\n"), 0);
-
- msg->cm_fields['M'] = SmashStrBuf(&Message);
-
- CtdlSubmitMsg(msg, recp, NULL, 0);
- CtdlFreeMessage(msg);
-
- /* write the uidl to the use table so we don't store this item again */
- strcpy(ut.ut_msgid, utmsgid);
- ut.ut_timestamp = time(NULL);
- cdb_store(CDB_USETABLE, utmsgid, strlen(utmsgid), &ut, sizeof(struct UseTable) );
- }
- free_recipients(recp);
-}
-
-
-
-/*
- * Convert an RDF/RSS datestamp into a time_t
- */
-time_t rdf_parsedate(const char *p)
-{
- struct tm tm;
- time_t t = 0;
-
- if (!p) return 0L;
- if (strlen(p) < 10) return 0L;
-
- memset(&tm, 0, sizeof tm);
-
- /*
- * If the timestamp appears to be in W3C datetime format, try to
- * parse it. See also: http://www.w3.org/TR/NOTE-datetime
- *
- * This code, along with parsedate.c, is a potential candidate for
- * moving into libcitadel.
- */
- if ( (p[4] == '-') && (p[7] == '-') ) {
- tm.tm_year = atoi(&p[0]) - 1900;
- tm.tm_mon = atoi(&p[5]) - 1;
- tm.tm_mday = atoi(&p[8]);
- if ( (p[10] == 'T') && (p[13] == ':') ) {
- tm.tm_hour = atoi(&p[11]);
- tm.tm_min = atoi(&p[14]);
- }
- return mktime(&tm);
}
-
- /* hmm... try RFC822 date stamp format */
-
- t = parsedate(p);
- if (t > 0) return(t);
-
- /* yeesh. ok, just return the current date and time. */
- return(time(NULL));
-}
-
-void flush_rss_item(rss_item *ri)
-{
- /* Initialize the feed item data structure */
- FreeStrBuf(&ri->guid);
- FreeStrBuf(&ri->title);
- FreeStrBuf(&ri->link);
- FreeStrBuf(&ri->author_or_creator);
- FreeStrBuf(&ri->author_email);
- FreeStrBuf(&ri->author_url);
- FreeStrBuf(&ri->description);
-}
-
-void rss_xml_start(void *data, const char *supplied_el, const char **attr)
-{
- rss_xml_handler *h;
- rsscollection *rssc = (rsscollection*) data;
- rssnetcfg *Cfg = rssc->Cfg;
- rss_item *ri = rssc->Item;
- void *pv;
- const char *pel;
- char *sep = NULL;
-
- /* Axe the namespace, we don't care about it */
-/// CtdlLogPrintf(0, "RSS: supplied el %d: %s...\n", rssc->Cfg->ItemType, supplied_el);
- pel = supplied_el;
- while (sep = strchr(pel, ':'), sep) {
- pel = sep + 1;
+ else {
+ SaveMsg->Msg.cm_fields['A'] = strdup("rss");
}
- if (pel != supplied_el)
- {
- void *v;
-
- if (!GetHash(KnownNameSpaces,
- supplied_el,
- pel - supplied_el - 1,
- &v))
+ SaveMsg->Msg.cm_fields['N'] = strdup(NODENAME);
+ if (SaveMsg->title != NULL) {
+ long len;
+ char *Sbj;
+ StrBuf *Encoded, *QPEncoded;
+
+ QPEncoded = NULL;
+ StrBufSpaceToBlank(SaveMsg->title);
+ len = StrLength(SaveMsg->title);
+ Sbj = html_to_ascii(ChrPtr(SaveMsg->title), len, 512, 0);
+ len = strlen(Sbj);
+ if ((len > 0) && (Sbj[len - 1] == '\n'))
{
-#ifdef DEBUG_RSS
- CtdlLogPrintf(0, "RSS: START ignoring because of wrong namespace [%s] = [%s]\n",
- supplied_el);
-#endif
- return;
+ len --;
+ Sbj[len] = '\0';
}
- }
+ Encoded = NewStrBufPlain(Sbj, len);
+ free(Sbj);
- StrBufPlain(rssc->Key, pel, -1);
- StrBufLowerCase(rssc->Key);
- if (GetHash(StartHandlers, SKEY(rssc->Key), &pv))
- {
- rssc->Current = h = (rss_xml_handler*) pv;
-
- if (((h->Flags & RSS_UNSET) != 0) &&
- (Cfg->ItemType == RSS_UNSET))
- {
- h->Handler(rssc->CData, ri, Cfg, attr);
- }
- else if (((h->Flags & RSS_RSS) != 0) &&
- (Cfg->ItemType == RSS_RSS))
- {
- h->Handler(rssc->CData, ri, Cfg, attr);
- }
- else if (((h->Flags & RSS_ATOM) != 0) &&
- (Cfg->ItemType == RSS_ATOM))
- {
- h->Handler(rssc->CData, ri, Cfg, attr);
- }
-#ifdef DEBUG_RSS
- else
- CtdlLogPrintf(0, "RSS: START unhandled: [%s] [%s]...\n", pel, supplied_el);
-#endif
- }
-#ifdef DEBUG_RSS
- else
- CtdlLogPrintf(0, "RSS: START unhandled: [%s] [%s]...\n", pel, supplied_el);
-#endif
-}
+ StrBufTrim(Encoded);
+ StrBufRFC2047encode(&QPEncoded, Encoded);
-void rss_xml_end(void *data, const char *supplied_el)
-{
- rss_xml_handler *h;
- rsscollection *rssc = (rsscollection*) data;
- rssnetcfg *Cfg = rssc->Cfg;
- rss_item *ri = rssc->Item;
- const char *pel;
- char *sep = NULL;
- void *pv;
-
- /* Axe the namespace, we don't care about it */
- pel = supplied_el;
- while (sep = strchr(pel, ':'), sep) {
- pel = sep + 1;
- }
-// CtdlLogPrintf(0, "RSS: END %s...\n", el);
- if (pel != supplied_el)
- {
- void *v;
-
- if (!GetHash(KnownNameSpaces,
- supplied_el,
- pel - supplied_el - 1,
- &v))
- {
-#ifdef DEBUG_RSS
- CtdlLogPrintf(0, "RSS: END ignoring because of wrong namespace [%s] = [%s]\n",
- supplied_el, ChrPtr(rssc->CData));
-#endif
- FlushStrBuf(rssc->CData);
- return;
- }
+ SaveMsg->Msg.cm_fields['U'] = SmashStrBuf(&QPEncoded);
+ FreeStrBuf(&Encoded);
}
+ if (SaveMsg->link == NULL)
+ SaveMsg->link = NewStrBufPlain(HKEY(""));
- StrBufPlain(rssc->Key, pel, -1);
- StrBufLowerCase(rssc->Key);
- if (GetHash(EndHandlers, SKEY(rssc->Key), &pv))
- {
- h = (rss_xml_handler*) pv;
-
- if (((h->Flags & RSS_UNSET) != 0) &&
- (Cfg->ItemType == RSS_UNSET))
- {
- h->Handler(rssc->CData, ri, Cfg, NULL);
- }
- else if (((h->Flags & RSS_RSS) != 0) &&
- (Cfg->ItemType == RSS_RSS))
- {
- h->Handler(rssc->CData, ri, Cfg, NULL);
- }
- else if (((h->Flags & RSS_ATOM) != 0) &&
- (Cfg->ItemType == RSS_ATOM))
- {
- h->Handler(rssc->CData, ri, Cfg, NULL);
- }
-#ifdef DEBUG_RSS
- else
- CtdlLogPrintf(0, "RSS: END unhandled: [%s] [%s] = [%s]...\n", pel, supplied_el, ChrPtr(rssc->CData));
-#endif
- }
-#ifdef DEBUG_RSS
- else
- CtdlLogPrintf(0, "RSS: END unhandled: [%s] [%s] = [%s]...\n", pel, supplied_el, ChrPtr(rssc->CData));
+#if 0 /* temporarily disable shorter urls. */
+ SaveMsg->Msg.cm_fields[TMP_SHORTER_URLS] =
+ GetShorterUrls(SaveMsg->description);
#endif
- FlushStrBuf(rssc->CData);
- rssc->Current = NULL;
-}
-
-
-
-
-
-void RSS_item_rss_start (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- CtdlLogPrintf(CTDL_DEBUG, "RSS: This is an RSS feed.\n");
- Cfg->ItemType = RSS_RSS;
-}
-
-void RSS_item_rdf_start(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- CtdlLogPrintf(CTDL_DEBUG, "RSS: This is an RDF feed.\n");
- Cfg->ItemType = RSS_RSS;
-}
-
-void ATOM_item_feed_start(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- CtdlLogPrintf(CTDL_DEBUG, "RSS: This is an ATOM feed.\n");
- Cfg->ItemType = RSS_ATOM;
-}
-
-void RSS_item_item_start(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- ri->item_tag_nesting ++;
- flush_rss_item(ri);
-}
-
-void ATOM_item_entry_start(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
-/* Atom feed... */
- ri->item_tag_nesting ++;
- flush_rss_item(ri);
-}
+ msglen += 1024 + StrLength(SaveMsg->link) + StrLength(SaveMsg->description) ;
-void ATOM_item_link_start (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- int i;
- const char *pHref = NULL;
- const char *pType = NULL;
- const char *pRel = NULL;
- const char *pTitle = NULL;
-
- for (i = 0; Attr[i] != NULL; i+=2)
- {
- if (!strcmp(Attr[i], "href"))
- {
- pHref = Attr[i+1];
- }
- else if (!strcmp(Attr[i], "rel"))
- {
- pRel = Attr[i+1];
- }
- else if (!strcmp(Attr[i], "type"))
- {
- pType = Attr[i+1];
- }
- else if (!strcmp(Attr[i], "title"))
- {
- pTitle = Attr[i+1];
- }
- }
- if (pHref == NULL)
- return; /* WHUT? Pointing... where? */
- if ((pType != NULL) && !strcasecmp(pType, "application/atom+xml"))
- return; /* these just point to other rss resources, we're not interested in them. */
- if (pRel != NULL)
- {
- if (!strcasecmp (pRel, "replies"))
- {
- NewStrBufDupAppendFlush(&ri->reLink, NULL, pHref, -1);
- StrBufTrim(ri->link);
- NewStrBufDupAppendFlush(&ri->reLinkTitle, NULL, pTitle, -1);
- }
- else if (!strcasecmp(pRel, "alternate")) /* Alternative representation of this Item... */
- {
- NewStrBufDupAppendFlush(&ri->link, NULL, pHref, -1);
- StrBufTrim(ri->link);
- NewStrBufDupAppendFlush(&ri->linkTitle, NULL, pTitle, -1);
+ Message = NewStrBufPlain(NULL, msglen);
- }
-#if 0 /* these are also defined, but dunno what to do with them.. */
- else if (!strcasecmp(pRel, "related"))
- {
- }
- else if (!strcasecmp(pRel, "self"))
- {
- }
- else if (!strcasecmp(pRel, "enclosure"))
- {/* this reference can get big, and is probably the full article... */
- }
- else if (!strcasecmp(pRel, "via"))
- {/* this article was provided via... */
- }
+ StrBufPlain(Message, HKEY(
+ "Content-type: text/html; charset=\"UTF-8\"\r\n\r\n"
+ "<html><body>\n"));
+#if 0 /* disable shorter url for now. */
+ SaveMsg->Msg.cm_fields[TMP_SHORTER_URL_OFFSET] = StrLength(Message);
#endif
- }
- else if (StrLength(ri->link) == 0)
- {
- NewStrBufDupAppendFlush(&ri->link, NULL, pHref, -1);
- StrBufTrim(ri->link);
- NewStrBufDupAppendFlush(&ri->linkTitle, NULL, pTitle, -1);
- }
-}
-
-
-
-
-void ATOMRSS_item_title_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if ((ri->item_tag_nesting == 0) && (StrLength(CData) > 0)) {
- NewStrBufDupAppendFlush(&ri->channel_title, CData, NULL, 0);
- StrBufTrim(ri->channel_title);
- }
-}
+ StrBufAppendBuf(Message, SaveMsg->description, 0);
+ StrBufAppendBufPlain(Message, HKEY("<br><br>\n"), 0);
-void RSS_item_guid_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->guid, CData, NULL, 0);
- }
-}
-
-void ATOM_item_id_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->guid, CData, NULL, 0);
- }
-}
+ AppendLink(Message, SaveMsg->link, SaveMsg->linkTitle, NULL);
+ AppendLink(Message, SaveMsg->reLink, SaveMsg->reLinkTitle, "Reply to this");
+ StrBufAppendBufPlain(Message, HKEY("</body></html>\n"), 0);
-void RSS_item_link_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->link, CData, NULL, 0);
- StrBufTrim(ri->link);
- }
-}
-void RSS_item_relink_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->reLink, CData, NULL, 0);
- StrBufTrim(ri->reLink);
- }
+ SaveMsg->Message = Message;
}
-void RSSATOM_item_title_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
+eNextState RSSSaveMessage(AsyncIO *IO)
{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->title, CData, NULL, 0);
- StrBufTrim(ri->title);
- }
-}
+ long len;
+ const char *Key;
+ rss_aggregator *RSSAggr = (rss_aggregator *) IO->Data;
-void ATOM_item_content_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- long olen = StrLength (ri->description);
- long clen = StrLength (CData);
- if (clen > 0)
- {
- if (olen == 0) {
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- StrBufTrim(ri->description);
- }
- else if (olen < clen) {
- FlushStrBuf(ri->description);
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- StrBufTrim(ri->description);
- }
- }
-}
-void ATOM_item_summary_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- /* this can contain an abstract of the article. but we don't want to verwrite a full document if we already have it. */
- if ((StrLength(CData) > 0) && (StrLength(ri->description) == 0))
- {
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- StrBufTrim(ri->description);
- }
-}
+ rss_format_item(RSSAggr->ThisMsg);
-void RSS_item_description_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- long olen = StrLength (ri->description);
- long clen = StrLength (CData);
- if (clen > 0)
- {
- if (olen == 0) {
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- StrBufTrim(ri->description);
- }
- else if (olen < clen) {
- FlushStrBuf(ri->description);
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- StrBufTrim(ri->description);
- }
- }
-}
+ RSSAggr->ThisMsg->Msg.cm_fields['M'] =
+ SmashStrBuf(&RSSAggr->ThisMsg->Message);
-void ATOM_item_published_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- StrBufTrim(CData);
- ri->pubdate = rdf_parsedate(ChrPtr(CData));
- }
-}
+ CtdlSubmitMsg(&RSSAggr->ThisMsg->Msg, &RSSAggr->recp, NULL, 0);
-void ATOM_item_updated_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- StrBufTrim(CData);
- ri->pubdate = rdf_parsedate(ChrPtr(CData));
- }
-}
+ /* write the uidl to the use table so we don't store this item again */
+ cdb_store(CDB_USETABLE,
+ SKEY(RSSAggr->ThisMsg->MsgGUID),
+ &RSSAggr->ThisMsg->ut,
+ sizeof(struct UseTable) );
-void RSS_item_pubdate_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- StrBufTrim(CData);
- ri->pubdate = rdf_parsedate(ChrPtr(CData));
- }
+ if (GetNextHashPos(RSSAggr->Messages,
+ RSSAggr->Pos,
+ &len, &Key,
+ (void**) &RSSAggr->ThisMsg))
+ return NextDBOperation(IO, RSS_FetchNetworkUsetableEntry);
+ else
+ return eAbort;
}
-
-void RSS_item_date_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
+eNextState RSS_FetchNetworkUsetableEntry(AsyncIO *IO)
{
- if (StrLength(CData) > 0) {
- StrBufTrim(CData);
- ri->pubdate = rdf_parsedate(ChrPtr(CData));
- }
-}
+ const char *Key;
+ long len;
+ struct cdbdata *cdbut;
+ rss_aggregator *Ctx = (rss_aggregator *) IO->Data;
+ /* Find out if we've already seen this item */
+ strcpy(Ctx->ThisMsg->ut.ut_msgid,
+ ChrPtr(Ctx->ThisMsg->MsgGUID)); /// TODO
+ Ctx->ThisMsg->ut.ut_timestamp = time(NULL);
+ cdbut = cdb_fetch(CDB_USETABLE, SKEY(Ctx->ThisMsg->MsgGUID));
+#ifndef DEBUG_RSS
+ if (cdbut != NULL) {
+ /* Item has already been seen */
+ EVRSSC_syslog(LOG_DEBUG,
+ "%s has already been seen\n",
+ ChrPtr(Ctx->ThisMsg->MsgGUID));
+ cdb_free(cdbut);
-void RSS_item_author_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->author_or_creator, CData, NULL, 0);
- StrBufTrim(ri->author_or_creator);
+ /* rewrite the record anyway, to update the timestamp */
+ cdb_store(CDB_USETABLE,
+ SKEY(Ctx->ThisMsg->MsgGUID),
+ &Ctx->ThisMsg->ut, sizeof(struct UseTable) );
+
+ if (GetNextHashPos(Ctx->Messages,
+ Ctx->Pos,
+ &len, &Key,
+ (void**) &Ctx->ThisMsg))
+ return NextDBOperation(
+ IO,
+ RSS_FetchNetworkUsetableEntry);
+ else
+ return eAbort;
}
-}
-
-
-void ATOM_item_name_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->author_or_creator, CData, NULL, 0);
- StrBufTrim(ri->author_or_creator);
+ else
+#endif
+ {
+ NextDBOperation(IO, RSSSaveMessage);
+ return eSendMore;
}
}
-void ATOM_item_email_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
+eNextState RSSAggregator_AnalyseReply(AsyncIO *IO)
{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->author_email, CData, NULL, 0);
- StrBufTrim(ri->author_email);
- }
-}
+ struct UseTable ut;
+ u_char rawdigest[MD5_DIGEST_LEN];
+ struct MD5Context md5context;
+ StrBuf *guid;
+ struct cdbdata *cdbut;
+ rss_aggregator *Ctx = (rss_aggregator *) IO->Data;
-void RSS_item_creator_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if ((StrLength(CData) > 0) &&
- (StrLength(ri->author_or_creator) == 0))
+ if (IO->HttpReq.httpcode != 200)
{
- NewStrBufDupAppendFlush(&ri->author_or_creator, CData, NULL, 0);
- StrBufTrim(ri->author_or_creator);
- }
-}
+ StrBuf *ErrMsg;
+ long lens[2];
+ const char *strs[2];
+ ErrMsg = NewStrBuf();
+ EVRSSC_syslog(LOG_ALERT, "need a 200, got a %ld !\n",
+ IO->HttpReq.httpcode);
+
+ strs[0] = ChrPtr(Ctx->Url);
+ lens[0] = StrLength(Ctx->Url);
+
+ strs[1] = ChrPtr(Ctx->rooms);
+ lens[1] = StrLength(Ctx->rooms);
+ StrBufPrintf(ErrMsg,
+ "Error while RSS-Aggregation Run of %s\n"
+ " need a 200, got a %ld !\n"
+ " Response text was: \n"
+ " \n %s\n",
+ ChrPtr(Ctx->Url),
+ IO->HttpReq.httpcode,
+ ChrPtr(IO->HttpReq.ReplyData));
+ CtdlAideFPMessage(
+ ChrPtr(ErrMsg),
+ "RSS Aggregation run failure",
+ 2, strs, (long*) &lens);
+ FreeStrBuf(&ErrMsg);
+ return eAbort;
+ }
+
+ MD5Init(&md5context);
+
+ MD5Update(&md5context,
+ (const unsigned char*)SKEY(IO->HttpReq.ReplyData));
+
+ MD5Update(&md5context,
+ (const unsigned char*)SKEY(Ctx->Url));
+
+ MD5Final(rawdigest, &md5context);
+ guid = NewStrBufPlain(NULL,
+ MD5_DIGEST_LEN * 2 + 12 /* _rss2ctdl*/);
+ StrBufHexEscAppend(guid, NULL, rawdigest, MD5_DIGEST_LEN);
+ StrBufAppendBufPlain(guid, HKEY("_rssFM"), 0);
+ if (StrLength(guid) > 40)
+ StrBufCutAt(guid, 40, NULL);
+ /* Find out if we've already seen this item */
+ memcpy(ut.ut_msgid, SKEY(guid));
+ ut.ut_timestamp = time(NULL);
-void ATOM_item_uri_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->author_url, CData, NULL, 0);
- StrBufTrim(ri->author_url);
+ cdbut = cdb_fetch(CDB_USETABLE, SKEY(guid));
+#ifndef DEBUG_RSS
+ if (cdbut != NULL) {
+ /* Item has already been seen */
+ EVRSSC_syslog(LOG_DEBUG,
+ "%s has already been seen\n",
+ ChrPtr(Ctx->Url));
+ cdb_free(cdbut);
}
-}
-
-void RSS_item_item_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- --ri->item_tag_nesting;
- rss_save_item(ri);
-}
-
-
-void ATOM_item_entry_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- --ri->item_tag_nesting;
- rss_save_item(ri);
-}
-
-void RSS_item_rss_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
-// CtdlLogPrintf(CTDL_DEBUG, "End of feed detected. Closing parser.\n");
- ri->done_parsing = 1;
-
-}
-void RSS_item_rdf_end(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
-// CtdlLogPrintf(CTDL_DEBUG, "End of feed detected. Closing parser.\n");
- ri->done_parsing = 1;
-}
-
-void RSSATOM_item_ignore(StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
-}
-
-
-
-/*
- * This callback stores up the data which appears in between tags.
- */
-void rss_xml_cdata_start(void *data)
-{
- rsscollection *rssc = (rsscollection*) data;
-
- FlushStrBuf(rssc->CData);
-}
-
-void rss_xml_cdata_end(void *data)
-{
-}
-void rss_xml_chardata(void *data, const XML_Char *s, int len)
-{
- rsscollection *rssc = (rsscollection*) data;
-
- StrBufAppendBufPlain (rssc->CData, s, len, 0);
+ /* rewrite the record anyway, to update the timestamp */
+ cdb_store(CDB_USETABLE,
+ SKEY(guid),
+ &ut, sizeof(struct UseTable) );
+ FreeStrBuf(&guid);
+ if (cdbut != NULL) return eAbort;
+#endif
+ return RSSAggregator_ParseReply(IO);
}
-/*
- * Callback function for passing libcurl's output to expat for parsing
- */
-size_t rss_libcurl_callback(void *ptr, size_t size, size_t nmemb, void *stream)
+eNextState RSSAggregator_FinishHttp(AsyncIO *IO)
{
- XML_Parse((XML_Parser)stream, ptr, (size * nmemb), 0);
- return (size*nmemb);
+ return QueueDBOperation(IO, RSSAggregator_AnalyseReply);
}
-
-
/*
* Begin a feed parse
*/
-void rss_do_fetching(rssnetcfg *Cfg) {
- rsscollection rssc;
- rss_item ri;
- XML_Parser xp = NULL;
- StrBuf *Answer;
-
- CURL *curl;
- CURLcode res;
- char errmsg[1024] = "";
- char *ptr;
- const char *at;
- long len;
-
- memset(&ri, 0, sizeof(rss_item));
- rssc.Item = &ri;
- rssc.Cfg = Cfg;
+int rss_do_fetching(rss_aggregator *RSSAggr)
+{
+ AsyncIO *IO = &RSSAggr->IO;
+ rss_item *ri;
+ time_t now;
- CtdlLogPrintf(CTDL_DEBUG, "Fetching RSS feed <%s>\n", Cfg->url);
+ now = time(NULL);
- curl = curl_easy_init();
- if (!curl) {
- CtdlLogPrintf(CTDL_ALERT, "Unable to initialize libcurl.\n");
- return;
- }
- Answer = NewStrBufPlain(NULL, SIZ);
-
- curl_easy_setopt(curl, CURLOPT_URL, Cfg->url);
- curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0);
- curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
- curl_easy_setopt(curl, CURLOPT_WRITEDATA, Answer);
-// curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, rss_libcurl_callback);
- curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, CurlFillStrBuf_callback);
- curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errmsg);
- curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
-#ifdef CURLOPT_HTTP_CONTENT_DECODING
- curl_easy_setopt(curl, CURLOPT_HTTP_CONTENT_DECODING, 1);
- curl_easy_setopt(curl, CURLOPT_ENCODING, "");
-#endif
- curl_easy_setopt(curl, CURLOPT_USERAGENT, CITADEL);
- curl_easy_setopt(curl, CURLOPT_TIMEOUT, 180); /* die after 180 seconds */
- if (
- (!IsEmptyStr(config.c_ip_addr))
- && (strcmp(config.c_ip_addr, "*"))
- && (strcmp(config.c_ip_addr, "::"))
- && (strcmp(config.c_ip_addr, "0.0.0.0"))
- ) {
- curl_easy_setopt(curl, CURLOPT_INTERFACE, config.c_ip_addr);
- }
+ if ((RSSAggr->next_poll != 0) && (now < RSSAggr->next_poll))
+ return 0;
- if (CtdlThreadCheckStop())
+ ri = (rss_item*) malloc(sizeof(rss_item));
+ memset(ri, 0, sizeof(rss_item));
+ RSSAggr->Item = ri;
+
+ if (! InitcURLIOStruct(&RSSAggr->IO,
+ RSSAggr,
+ "Citadel RSS Client",
+ RSSAggregator_FinishHttp,
+ RSSAggregator_Terminate,
+ RSSAggregator_TerminateDB,
+ RSSAggregator_ShutdownAbort))
{
- curl_easy_cleanup(curl);
- return;
- }
-
- if (CtdlThreadCheckStop())
- goto shutdown ;
-
- res = curl_easy_perform(curl);
- if (res) {
- CtdlLogPrintf(CTDL_ALERT, "libcurl error %d: %s\n", res, errmsg);
+ EVRSSCM_syslog(LOG_ALERT, "Unable to initialize libcurl.\n");
+ return 0;
}
- if (CtdlThreadCheckStop())
- goto shutdown ;
-
-
-
-
- memset(&ri, 0, sizeof(rss_item));
- ri.roomlist = Cfg->rooms;
- rssc.CData = NewStrBufPlain(NULL, SIZ);
- rssc.Key = NewStrBuf();
- at = NULL;
- StrBufSipLine(rssc.Key, Answer, &at);
- ptr = NULL;
-
-#define encoding "encoding=\""
- ptr = strstr(ChrPtr(rssc.Key), encoding);
- if (ptr != NULL)
- {
- char *pche;
-
- ptr += sizeof (encoding) - 1;
- pche = strchr(ptr, '"');
- if (pche != NULL)
- StrBufCutAt(rssc.Key, -1, pche);
- else
- ptr = "UTF-8";
- }
- else
- ptr = "UTF-8";
+ safestrncpy(((CitContext*)RSSAggr->IO.CitContext)->cs_host,
+ ChrPtr(RSSAggr->Url),
+ sizeof(((CitContext*)RSSAggr->IO.CitContext)->cs_host));
+ EVRSSC_syslog(LOG_DEBUG, "Fetching RSS feed <%s>\n", ChrPtr(RSSAggr->Url));
+ ParseURL(&RSSAggr->IO.ConnectMe, RSSAggr->Url, 80);
+ CurlPrepareURL(RSSAggr->IO.ConnectMe);
- xp = XML_ParserCreateNS(ptr, ':');
- if (!xp) {
- CtdlLogPrintf(CTDL_ALERT, "Cannot create XML parser!\n");
- goto shutdown;
- }
- FlushStrBuf(rssc.Key);
-//#ifdef HAVE_ICONV
-#if 0
- XML_SetUnknownEncodingHandler(xp,
- handle_unknown_xml_encoding,
- &rssc);
-#endif
-//#endif
- XML_SetElementHandler(xp, rss_xml_start, rss_xml_end);
- XML_SetCharacterDataHandler(xp, rss_xml_chardata);
- XML_SetUserData(xp, &rssc);
- XML_SetCdataSectionHandler(xp,
- rss_xml_cdata_start,
- rss_xml_cdata_end);
-
-
- len = StrLength(Answer);
- ptr = SmashStrBuf(&Answer);
- XML_Parse(xp, ptr, len, 0);
- free (ptr);
- if (ri.done_parsing == 0)
- XML_Parse(xp, "", 0, 1);
-
-
- CtdlLogPrintf(CTDL_ALERT, "RSS: XML Status [%s] \n",
- XML_ErrorString(
- XML_GetErrorCode(xp)));
-
-shutdown:
- curl_easy_cleanup(curl);
- XML_ParserFree(xp);
-
- flush_rss_item(&ri);
- FreeStrBuf(&rssc.CData);
- FreeStrBuf(&rssc.Key);
+ QueueCurlContext(&RSSAggr->IO);
+ return 1;
}
-
/*
* Scan a room's netconfig to determine whether it is requesting any RSS feeds
*/
void rssclient_scan_room(struct ctdlroom *qrbuf, void *data)
{
+ StrBuf *CfgData=NULL;
+ StrBuf *CfgType;
+ StrBuf *Line;
+ rss_room_counter *Count = NULL;
+ struct stat statbuf;
char filename[PATH_MAX];
- char buf[1024];
- char instr[32];
- FILE *fp;
- char feedurl[256];
- rssnetcfg *rncptr = NULL;
- rssnetcfg *use_this_rncptr = NULL;
- int len = 0;
- char *ptr = NULL;
+ int fd;
+ int Done;
+ rss_aggregator *RSSAggr = NULL;
+ rss_aggregator *use_this_RSSAggr = NULL;
+ void *vptr;
+ const char *CfgPtr, *lPtr;
+ const char *Err;
+
+ pthread_mutex_lock(&RSSQueueMutex);
+ if (GetHash(RSSQueueRooms, LKEY(qrbuf->QRnumber), &vptr))
+ {
+ EVRSSQ_syslog(LOG_DEBUG,
+ "rssclient: [%ld] %s already in progress.\n",
+ qrbuf->QRnumber,
+ qrbuf->QRname);
+ pthread_mutex_unlock(&RSSQueueMutex);
+ return;
+ }
+ pthread_mutex_unlock(&RSSQueueMutex);
assoc_file_name(filename, sizeof filename, qrbuf, ctdl_netcfg_dir);
- if (CtdlThreadCheckStop())
+ if (server_shutting_down)
return;
-
+
/* Only do net processing for rooms that have netconfigs */
- fp = fopen(filename, "r");
- if (fp == NULL) {
+ fd = open(filename, 0);
+ if (fd <= 0) {
+ /* syslog(LOG_DEBUG,
+ "rssclient: %s no config.\n",
+ qrbuf->QRname); */
return;
}
- while (fgets(buf, sizeof buf, fp) != NULL && !CtdlThreadCheckStop()) {
- buf[strlen(buf)-1] = 0;
-
- extract_token(instr, buf, 0, '|', sizeof instr);
- if (!strcasecmp(instr, "rssclient")) {
+ if (server_shutting_down)
+ return;
- use_this_rncptr = NULL;
+ if (fstat(fd, &statbuf) == -1) {
+ EVRSSQ_syslog(LOG_DEBUG,
+ "ERROR: could not stat configfile '%s' - %s\n",
+ filename,
+ strerror(errno));
+ return;
+ }
- extract_token(feedurl, buf, 1, '|', sizeof feedurl);
+ if (server_shutting_down)
+ return;
- /* If any other rooms have requested the same feed, then we will just add this
- * room to the target list for that client request.
- */
- for (rncptr=rnclist; rncptr!=NULL; rncptr=rncptr->next) {
- if (!strcmp(rncptr->url, feedurl)) {
- use_this_rncptr = rncptr;
- }
- }
+ CfgData = NewStrBufPlain(NULL, statbuf.st_size + 1);
- /* Otherwise create a new client request */
- if (use_this_rncptr == NULL) {
- rncptr = (rssnetcfg *) malloc(sizeof(rssnetcfg));
- rncptr->ItemType = RSS_UNSET;
- if (rncptr != NULL) {
- rncptr->next = rnclist;
- safestrncpy(rncptr->url, feedurl, sizeof rncptr->url);
- rncptr->rooms = NULL;
- rnclist = rncptr;
- use_this_rncptr = rncptr;
- }
- }
+ if (StrBufReadBLOB(CfgData, &fd, 1, statbuf.st_size, &Err) < 0) {
+ close(fd);
+ FreeStrBuf(&CfgData);
+ EVRSSQ_syslog(LOG_ERR, "ERROR: reading config '%s' - %s<br>\n",
+ filename, strerror(errno));
+ return;
+ }
+ close(fd);
+ if (server_shutting_down)
+ return;
- /* Add the room name to the request */
- if (use_this_rncptr != NULL) {
- if (use_this_rncptr->rooms == NULL) {
- rncptr->rooms = strdup(qrbuf->QRname);
+ CfgPtr = NULL;
+ CfgType = NewStrBuf();
+ Line = NewStrBufPlain(NULL, StrLength(CfgData));
+ Done = 0;
+ while (!Done)
+ {
+ Done = StrBufSipLine(Line, CfgData, &CfgPtr) == 0;
+ if (StrLength(Line) > 0)
+ {
+ lPtr = NULL;
+ StrBufExtract_NextToken(CfgType, Line, &lPtr, '|');
+ if (!strcasecmp("rssclient", ChrPtr(CfgType)))
+ {
+ if (Count == NULL)
+ {
+ Count = malloc(
+ sizeof(rss_room_counter));
+ Count->count = 0;
}
- else {
- len = strlen(use_this_rncptr->rooms) + strlen(qrbuf->QRname) + 5;
- ptr = realloc(use_this_rncptr->rooms, len);
- if (ptr != NULL) {
- strcat(ptr, "|");
- strcat(ptr, qrbuf->QRname);
- use_this_rncptr->rooms = ptr;
+ Count->count ++;
+ RSSAggr = (rss_aggregator *) malloc(
+ sizeof(rss_aggregator));
+
+ memset (RSSAggr, 0, sizeof(rss_aggregator));
+ RSSAggr->QRnumber = qrbuf->QRnumber;
+ RSSAggr->roomlist_parts = 1;
+ RSSAggr->Url = NewStrBuf();
+
+ StrBufExtract_NextToken(RSSAggr->Url,
+ Line,
+ &lPtr,
+ '|');
+
+ pthread_mutex_lock(&RSSQueueMutex);
+ GetHash(RSSFetchUrls,
+ SKEY(RSSAggr->Url),
+ &vptr);
+
+ use_this_RSSAggr = (rss_aggregator *)vptr;
+ if (use_this_RSSAggr != NULL)
+ {
+ long *QRnumber;
+ StrBufAppendBufPlain(
+ use_this_RSSAggr->rooms,
+ qrbuf->QRname,
+ -1, 0);
+ if (use_this_RSSAggr->roomlist_parts==1)
+ {
+ use_this_RSSAggr->OtherQRnumbers
+ = NewHash(1, lFlathash);
}
+ QRnumber = (long*)malloc(sizeof(long));
+ *QRnumber = qrbuf->QRnumber;
+ Put(use_this_RSSAggr->OtherQRnumbers,
+ LKEY(qrbuf->QRnumber),
+ QRnumber,
+ NULL);
+ use_this_RSSAggr->roomlist_parts++;
+
+ pthread_mutex_unlock(&RSSQueueMutex);
+
+ FreeStrBuf(&RSSAggr->Url);
+ free(RSSAggr);
+ RSSAggr = NULL;
+ continue;
}
- }
- }
+ pthread_mutex_unlock(&RSSQueueMutex);
- }
+ RSSAggr->ItemType = RSS_UNSET;
+
+ RSSAggr->rooms = NewStrBufPlain(
+ qrbuf->QRname, -1);
- fclose(fp);
+ pthread_mutex_lock(&RSSQueueMutex);
+ Put(RSSFetchUrls,
+ SKEY(RSSAggr->Url),
+ RSSAggr,
+ DeleteRssCfg);
+
+ pthread_mutex_unlock(&RSSQueueMutex);
+ }
+ }
+ }
+ if (Count != NULL)
+ {
+ Count->QRnumber = qrbuf->QRnumber;
+ pthread_mutex_lock(&RSSQueueMutex);
+ EVRSSQ_syslog(LOG_DEBUG, "client: [%ld] %s now starting.\n",
+ qrbuf->QRnumber, qrbuf->QRname);
+ Put(RSSQueueRooms, LKEY(qrbuf->QRnumber), Count, NULL);
+ pthread_mutex_unlock(&RSSQueueMutex);
+ }
+ FreeStrBuf(&CfgData);
+ FreeStrBuf(&CfgType);
+ FreeStrBuf(&Line);
}
/*
* Scan for rooms that have RSS client requests configured
*/
void rssclient_scan(void) {
- static time_t last_run = 0L;
- static int doing_rssclient = 0;
- rssnetcfg *rptr = NULL;
+ int RSSRoomCount, RSSCount;
+ rss_aggregator *rptr = NULL;
+ void *vrptr = NULL;
+ HashPos *it;
+ long len;
+ const char *Key;
+ time_t now = time(NULL);
+
+ /* Run no more than once every 15 minutes. */
+ if ((now - last_run) < 900) {
+ EVRSSQ_syslog(LOG_DEBUG,
+ "Client: polling interval not yet reached; last run was %ldm%lds ago",
+ ((now - last_run) / 60),
+ ((now - last_run) % 60)
+ );
+ return;
+ }
/*
- * This is a simple concurrency check to make sure only one rssclient run
- * is done at a time. We could do this with a mutex, but since we
- * don't really require extremely fine granularity here, we'll do it
- * with a static variable instead.
+ * This is a simple concurrency check to make sure only one rssclient
+ * run is done at a time.
*/
- if (doing_rssclient) return;
- doing_rssclient = 1;
+ pthread_mutex_lock(&RSSQueueMutex);
+ RSSCount = GetCount(RSSFetchUrls);
+ RSSRoomCount = GetCount(RSSQueueRooms);
+ pthread_mutex_unlock(&RSSQueueMutex);
+
+ if ((RSSRoomCount > 0) || (RSSCount > 0)) {
+ EVRSSQ_syslog(LOG_DEBUG,
+ "rssclient: concurrency check failed; %d rooms and %d url's are queued",
+ RSSRoomCount, RSSCount
+ );
+ return;
+ }
- CtdlLogPrintf(CTDL_DEBUG, "rssclient started\n");
+ become_session(&rss_CC);
+ EVRSSQM_syslog(LOG_DEBUG, "rssclient started\n");
CtdlForEachRoom(rssclient_scan_room, NULL);
- while (rnclist != NULL && !CtdlThreadCheckStop()) {
- rss_do_fetching(rnclist);
- rptr = rnclist;
- rnclist = rnclist->next;
- if (rptr->rooms != NULL) free(rptr->rooms);
- free(rptr);
+ pthread_mutex_lock(&RSSQueueMutex);
+
+ it = GetNewHashPos(RSSFetchUrls, 0);
+ while (!server_shutting_down &&
+ GetNextHashPos(RSSFetchUrls, it, &len, &Key, &vrptr) &&
+ (vrptr != NULL)) {
+ rptr = (rss_aggregator *)vrptr;
+ if (!rss_do_fetching(rptr))
+ UnlinkRSSAggregator(rptr);
}
+ DeleteHashPos(&it);
+ pthread_mutex_unlock(&RSSQueueMutex);
- CtdlLogPrintf(CTDL_DEBUG, "rssclient ended\n");
- last_run = time(NULL);
- doing_rssclient = 0;
+ EVRSSQM_syslog(LOG_DEBUG, "rssclient ended\n");
return;
}
-void LoadUrlShorteners(void)
+void rss_cleanup(void)
{
- int i = 0;
- int fd;
- const char *POS = NULL;
- const char *Err = NULL;
- StrBuf *Content, *Line;
-
-
- UrlShorteners = NewHash(0, Flathash);
-
- fd = open(file_citadel_urlshorteners, 0);
+ /* citthread_mutex_destroy(&RSSQueueMutex); TODO */
+ DeleteHash(&RSSFetchUrls);
+ DeleteHash(&RSSQueueRooms);
+}
- if (fd != 0)
- {
- Content = NewStrBufPlain(NULL, SIZ);
- Line = NewStrBuf();
- while (POS != StrBufNOTNULL)
- {
- StrBufTCP_read_buffered_line_fast (Line, Content, &POS, &fd, 1, 1, &Err);
- StrBufTrim(Line);
- if ((*ChrPtr(Line) != '#') && (StrLength(Line) > 0))
- {
- Put(UrlShorteners, IKEY(i), Line, HFreeStrBuf);
- i++;
- Line = NewStrBuf();
- }
- else
- FlushStrBuf(Line);
- if (POS == NULL)
- POS = StrBufNOTNULL;
- }
- FreeStrBuf(&Line);
- FreeStrBuf(&Content);
- }
- close(fd);
+void LogDebugEnableRSSClient(const int n)
+{
+ RSSClientDebugEnabled = n;
}
CTDL_MODULE_INIT(rssclient)
{
if (threading)
{
- CtdlLogPrintf(CTDL_INFO, "%s\n", curl_version());
- CtdlRegisterSessionHook(rssclient_scan, EVT_TIMER);
- }
- else
- {
- LoadUrlShorteners ();
-
- StartHandlers = NewHash(1, NULL);
- EndHandlers = NewHash(1, NULL);
-
- AddRSSStartHandler(RSS_item_rss_start, RSS_UNSET, HKEY("rss"));
- AddRSSStartHandler(RSS_item_rdf_start, RSS_UNSET, HKEY("rdf"));
- AddRSSStartHandler(ATOM_item_feed_start, RSS_UNSET, HKEY("feed"));
- AddRSSStartHandler(RSS_item_item_start, RSS_RSS, HKEY("item"));
- AddRSSStartHandler(ATOM_item_entry_start, RSS_ATOM, HKEY("entry"));
- AddRSSStartHandler(ATOM_item_link_start, RSS_ATOM, HKEY("link"));
-
- AddRSSEndHandler(ATOMRSS_item_title_end, RSS_ATOM|RSS_RSS|RSS_REQUIRE_BUF, HKEY("title"));
- AddRSSEndHandler(RSS_item_guid_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("guid"));
- AddRSSEndHandler(ATOM_item_id_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("id"));
- AddRSSEndHandler(RSS_item_link_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("link"));
-#if 0
-// hm, rss to the comments of that blog, might be interesting in future, but...
- AddRSSEndHandler(RSS_item_relink_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("commentrss"));
-// comment count...
- AddRSSEndHandler(RSS_item_relink_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("comments"));
-#endif
- AddRSSEndHandler(RSSATOM_item_title_end, RSS_ATOM|RSS_RSS|RSS_REQUIRE_BUF, HKEY("title"));
- AddRSSEndHandler(ATOM_item_content_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("content"));
- AddRSSEndHandler(RSS_item_description_end, RSS_RSS|RSS_ATOM|RSS_REQUIRE_BUF, HKEY("encoded"));
- AddRSSEndHandler(ATOM_item_summary_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("summary"));
- AddRSSEndHandler(RSS_item_description_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("description"));
- AddRSSEndHandler(ATOM_item_published_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("published"));
- AddRSSEndHandler(ATOM_item_updated_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("updated"));
- AddRSSEndHandler(RSS_item_pubdate_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("pubdate"));
- AddRSSEndHandler(RSS_item_date_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("date"));
- AddRSSEndHandler(RSS_item_author_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("author"));
- AddRSSEndHandler(RSS_item_creator_end, RSS_RSS|RSS_REQUIRE_BUF, HKEY("creator"));
-/* <author> */
- AddRSSEndHandler(ATOM_item_email_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("email"));
- AddRSSEndHandler(ATOM_item_name_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("name"));
- AddRSSEndHandler(ATOM_item_uri_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("uri"));
-/* </author> */
- AddRSSEndHandler(RSS_item_item_end, RSS_RSS, HKEY("item"));
- AddRSSEndHandler(RSS_item_rss_end, RSS_RSS, HKEY("rss"));
- AddRSSEndHandler(RSS_item_rdf_end, RSS_RSS, HKEY("rdf"));
- AddRSSEndHandler(ATOM_item_entry_end, RSS_ATOM, HKEY("entry"));
-
-
-/* at the start of atoms: <seq> <li>link to resource</li></seq> ignore them. */
- AddRSSStartHandler(RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("seq"));
- AddRSSEndHandler (RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("seq"));
- AddRSSStartHandler(RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("li"));
- AddRSSEndHandler (RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("li"));
-
-/* links to other feed generators... */
- AddRSSStartHandler(RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("feedflare"));
- AddRSSEndHandler (RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("feedflare"));
- AddRSSStartHandler(RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("browserfriendly"));
- AddRSSEndHandler (RSSATOM_item_ignore, RSS_RSS|RSS_ATOM, HKEY("browserfriendly"));
-
- KnownNameSpaces = NewHash(1, NULL);
- Put(KnownNameSpaces, HKEY("http://a9.com/-/spec/opensearch/1.1/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://a9.com/-/spec/opensearchrss/1.0/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://backend.userland.com/creativeCommonsRssModule"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/atom/ns#"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/dc/elements/1.1/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/rss/1.0/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/rss/1.0/modules/content/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/rss/1.0/modules/slash/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/rss/1.0/modules/syndication/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/rss/1.0/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://purl.org/syndication/thread/1.0"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://rssnamespace.org/feedburner/ext/1.0"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://schemas.google.com/g/2005"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://webns.net/mvcb/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://web.resource.org/cc/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://wellformedweb.org/CommentAPI/"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.georss.org/georss"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.w3.org/1999/xhtml"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.w3.org/1999/02/22-rdf-syntax-ns#"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.w3.org/1999/02/22-rdf-syntax-ns#"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.w3.org/2003/01/geo/wgs84_pos#"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("http://www.w3.org/2005/Atom"), NULL, reference_free_handler);
- Put(KnownNameSpaces, HKEY("urn:flickr:"), NULL, reference_free_handler);
-#if 0
- /* we don't like these namespaces because of they shadow our usefull parameters. */
- Put(KnownNameSpaces, HKEY("http://search.yahoo.com/mrss/"), NULL, reference_free_handler);
-#endif
+ CtdlFillSystemContext(&rss_CC, "rssclient");
+ pthread_mutex_init(&RSSQueueMutex, NULL);
+ RSSQueueRooms = NewHash(1, lFlathash);
+ RSSFetchUrls = NewHash(1, NULL);
+ syslog(LOG_INFO, "%s\n", curl_version());
+ CtdlRegisterSessionHook(rssclient_scan, EVT_TIMER, PRIO_AGGR + 300);
+ CtdlRegisterEVCleanupHook(rss_cleanup);
+ CtdlRegisterDebugFlagHook(HKEY("rssclient"), LogDebugEnableRSSClient, &RSSClientDebugEnabled);
}
return "rssclient";
}
projects / citadel.git / blobdiff