#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 RSS_UNSET (1<<0)
-#define RSS_RSS (1<<1)
-#define RSS_ATOM (1<<2)
-#define RSS_REQUIRE_BUF (1<<3)
-
-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;
-}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;
struct rssnetcfg *rnclist = NULL;
-HashList *StartHandlers;
-HashList *EndHandlers;
-HashList *KnownNameSpaces;
-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)
+void AppendLink(StrBuf *Message, StrBuf *link, StrBuf *LinkTitle, const char *Title)
{
- 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);
+ if (StrLength(link) > 0)
+ {
+ StrBufAppendBufPlain(Message, HKEY("<a href=\""), 0);
+ StrBufAppendBuf(Message, link, 0);
+ StrBufAppendBufPlain(Message, HKEY("\">"), 0);
+ if (StrLength(LinkTitle) > 0)
+ StrBufAppendBuf(Message, LinkTitle, 0);
+ else if ((Title != NULL) && !IsEmptyStr(Title))
+ StrBufAppendBufPlain(Message, Title, -1, 0);
+ else
+ StrBufAppendBuf(Message, link, 0);
+ StrBufAppendBufPlain(Message, HKEY("</a><br>\n"), 0);
+ }
}
-
-///#if 0
-//#ifdef HAVE_ICONV
-#include <iconv.h>
-
-
-/*
- * 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
- */
-
-/* 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;
- unsigned char buf[4];
- unsigned int i0, i1, i2;
- int result;
- 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
-
/*
* Commit a fetched and parsed RSS item to disk
*/
struct CtdlMessage *msg;
struct recptypes *recp = NULL;
int msglen = 0;
+ StrBuf *Message;
recp = (struct recptypes *) malloc(sizeof(struct recptypes));
if (recp == NULL) return;
ut.ut_timestamp = time(NULL);
cdb_store(CDB_USETABLE, utmsgid, strlen(utmsgid), &ut, sizeof(struct UseTable) );
}
- else
+ else
#endif
{
/* Item has not been seen, so save it. */
if (ri->author_or_creator != NULL) {
char *From;
- StrBuf *Encoded, *QPEncoded;
- StrBuf *UserName;
- StrBuf *EmailAddress;
- StrBuf *EncBuf;
+ StrBuf *Encoded = NULL;
+ int FromAt;
- UserName = NewStrBuf();
- EmailAddress = NewStrBuf();
- EncBuf = NewStrBuf();
-////TODO!
From = html_to_ascii(ChrPtr(ri->author_or_creator),
StrLength(ri->author_or_creator),
512, 0);
-
- Encoded = NewStrBufPlain(From, -1);
+ StrBufPlain(ri->author_or_creator, From, -1);
+ StrBufTrim(ri->author_or_creator);
free(From);
- StrBufTrim(Encoded);
- QPEncoded = StrBufSanitizeEmailRecipientVector(Encoded, UserName, EmailAddress, EncBuf);
- msg->cm_fields['A'] = SmashStrBuf(&QPEncoded);
-
- FreeStrBuf(&Encoded);
- FreeStrBuf(&UserName);
- FreeStrBuf(&EmailAddress);
- FreeStrBuf(&EncBuf);
+ FromAt = strchr(ChrPtr(ri->author_or_creator), '@') != NULL;
+ if (!FromAt && StrLength (ri->author_email) > 0)
+ {
+ StrBufRFC2047encode(&Encoded, ri->author_or_creator);
+ msg->cm_fields['A'] = SmashStrBuf(&Encoded);
+ msg->cm_fields['P'] = SmashStrBuf(&ri->author_email);
+ }
+ 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");
StrBufSpaceToBlank(ri->title);
len = StrLength(ri->title);
Sbj = html_to_ascii(ChrPtr(ri->title), len, 512, 0);
- Encoded = NewStrBufPlain(Sbj, -1);
+ len = strlen(Sbj);
+ if (Sbj[len - 1] == '\n')
+ {
+ len --;
+ Sbj[len] = '\0';
+ }
+ Encoded = NewStrBufPlain(Sbj, len);
free(Sbj);
StrBufTrim(Encoded);
}
if (ri->link == NULL)
ri->link = NewStrBufPlain(HKEY(""));
+ // TODO: reenable me ExpandShortUrls(ri->description);
msglen += 1024 + StrLength(ri->link) + StrLength(ri->description) ;
- msg->cm_fields['M'] = malloc(msglen);
- snprintf(msg->cm_fields['M'], msglen,
+
+ Message = NewStrBufPlain(NULL, StrLength(ri->description));
+
+ StrBufPlain(Message, HKEY(
"Content-type: text/html; charset=\"UTF-8\"\r\n\r\n"
- "<html><body>\n"
- "%s<br><br>\n"
- "<a href=\"%s\">%s</a><br>\n"
- "<a href=\"%s\">%s</a>\n"
- "</body></html>\n"
- ,
- ChrPtr(ri->description),
- ChrPtr(ri->link),
- (StrLength(ri->linkTitle)>0)?ChrPtr(ri->linkTitle):ChrPtr(ri->link),
- ChrPtr(ri->reLink),
- (StrLength(ri->reLinkTitle)>0)?ChrPtr(ri->reLinkTitle):"Reply to this"
- );
+ "<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);
-/*
- * 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_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;
- }
-
- if (pel != supplied_el)
- {
- void *v;
-
- if (!GetHash(KnownNameSpaces,
- supplied_el,
- pel - supplied_el - 1,
- &v))
- {
-#ifdef DEBUG_RSS
- CtdlLogPrintf(0, "RSS: START ignoring because of wrong namespace [%s] = [%s]\n",
- supplied_el);
-#endif
- return;
- }
- }
-
- 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
-}
-
-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;
- }
- }
-
- 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));
-#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);
-}
-
-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);
-
- }
-#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... */
- }
-#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);
- }
-}
-
-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);
- }
-}
-
-
-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 RSSATOM_item_title_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->title, CData, NULL, 0);
- StrBufTrim(ri->title);
- }
-}
-
-void ATOM_item_content_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- 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);
- }
-}
-
-void RSS_item_description_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- NewStrBufDupAppendFlush(&ri->description, CData, NULL, 0);
- }
-}
-
-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));
- }
-}
-
-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));
- }
-}
-
-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));
- }
-}
-
-
-void RSS_item_date_end (StrBuf *CData, rss_item *ri, rssnetcfg *Cfg, const char** Attr)
-{
- if (StrLength(CData) > 0) {
- StrBufTrim(CData);
- ri->pubdate = rdf_parsedate(ChrPtr(CData));
- }
-}
-
-
-
-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);
- }
-}
-
-
-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);
- }
-}
-
-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))
- {
- NewStrBufDupAppendFlush(&ri->author_or_creator, CData, NULL, 0);
- StrBufTrim(ri->author_or_creator);
- }
-}
-
-
-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);
- }
-}
-
-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);
-}
-
-/*
- * 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)
-{
- XML_Parse((XML_Parser)stream, ptr, (size * nmemb), 0);
- return (size*nmemb);
-}
-
/*
* Begin a feed parse
*/
void rss_do_fetching(rssnetcfg *Cfg) {
- rsscollection rssc;
- rss_item ri;
- XML_Parser xp;
- StrBuf *Answer;
-
- CURL *curl;
- CURLcode res;
- char errmsg[1024] = "";
- char *ptr;
- const char *at;
- long len;
+ rsscollection *rssc;
+ rss_item *ri;
+
+ time_t now;
- memset(&ri, 0, sizeof(rss_item));
- rssc.Item = &ri;
- rssc.Cfg = Cfg;
+ CURL *chnd;
+ AsyncIO *IO;
- 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");
+ if ((Cfg->next_poll != 0) && (now < Cfg->next_poll))
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 (CtdlThreadCheckStop())
- {
- 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);
- }
-
- if (CtdlThreadCheckStop())
- goto shutdown ;
+ ri = (rss_item*) malloc(sizeof(rss_item));
+ rssc = (rsscollection*) malloc(sizeof(rsscollection));
+ memset(ri, 0, sizeof(rss_item));
+ memset(rssc, 0, sizeof(rsscollection));
+ rssc->Item = ri;
+ rssc->Cfg = Cfg;
+ IO = &rssc->IO;
+ IO->CitContext = CloneContext(CC);
+ IO->Data = rssc;
+ ri->roomlist = Cfg->rooms;
- 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;
+ CtdlLogPrintf(CTDL_DEBUG, "Fetching RSS feed <%s>\n", ChrPtr(Cfg->Url));
+ ParseURL(&IO->ConnectMe, Cfg->Url, 80);
+ CurlPrepareURL(IO->ConnectMe);
-#define encoding "encoding=\""
- ptr = strstr(ChrPtr(rssc.Key), encoding);
- if (ptr != NULL)
+ if (! evcurl_init(IO,
+// Ctx,
+ NULL,
+ "Citadel RSS Client",
+ ParseRSSReply))
{
- char *pche;
-
- ptr += sizeof (encoding) - 1;
- pche = strchr(ptr, '"');
- if (pche != NULL)
- StrBufCutAt(rssc.Key, -1, pche);
- else
- ptr = "UTF-8";
+ CtdlLogPrintf(CTDL_ALERT, "Unable to initialize libcurl.\n");
+// goto abort;
}
- else
- ptr = "UTF-8";
-
-
- 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);
+ chnd = IO->HttpReq.chnd;
+ evcurl_handle_start(IO);
+}
- 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);
-}
/*
* room to the target list for that client request.
*/
for (rncptr=rnclist; rncptr!=NULL; rncptr=rncptr->next) {
- if (!strcmp(rncptr->url, feedurl)) {
+ if (!strcmp(ChrPtr(rncptr->Url), feedurl)) {
use_this_rncptr = rncptr;
}
}
/* Otherwise create a new client request */
if (use_this_rncptr == NULL) {
rncptr = (rssnetcfg *) malloc(sizeof(rssnetcfg));
+ memset(rncptr, 0, sizeof(rssnetcfg));
rncptr->ItemType = RSS_UNSET;
if (rncptr != NULL) {
rncptr->next = rnclist;
- safestrncpy(rncptr->url, feedurl, sizeof rncptr->url);
+ rncptr->Url = NewStrBufPlain(feedurl, -1);
rncptr->rooms = NULL;
rnclist = rncptr;
use_this_rncptr = rncptr;
/*
* Scan for rooms that have RSS client requests configured
*/
-void *rssclient_scan(void *args) {
+void rssclient_scan(void) {
static time_t last_run = 0L;
static int doing_rssclient = 0;
rssnetcfg *rptr = NULL;
- CitContext rssclientCC;
-
- /* Give this thread its own private CitContext */
- CtdlFillSystemContext(&rssclientCC, "rssclient");
- citthread_setspecific(MyConKey, (void *)&rssclientCC );
/*
* This is a simple concurrency check to make sure only one rssclient run
* don't really require extremely fine granularity here, we'll do it
* with a static variable instead.
*/
- if (doing_rssclient) return NULL;
+ if (doing_rssclient) return;
doing_rssclient = 1;
CtdlLogPrintf(CTDL_DEBUG, "rssclient started\n");
CtdlLogPrintf(CTDL_DEBUG, "rssclient ended\n");
last_run = time(NULL);
doing_rssclient = 0;
- if (!CtdlThreadCheckStop())
- CtdlThreadSchedule ("RSS Client", CTDLTHREAD_BIGSTACK, rssclient_scan, NULL, last_run + config.c_net_freq);
- else
- CtdlLogPrintf(CTDL_DEBUG, "rssclient: Task STOPPED.\n");
- CtdlClearSystemContext();
- return NULL;
+ return;
}
if (threading)
{
CtdlLogPrintf(CTDL_INFO, "%s\n", curl_version());
- CtdlThreadSchedule ("RSS Client", CTDLTHREAD_BIGSTACK, rssclient_scan, NULL, 0);
+ CtdlRegisterSessionHook(rssclient_scan, EVT_TIMER);
}
-
- 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"));
- 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_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"));
- AddRSSEndHandler(ATOM_item_name_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("name"));
- AddRSSEndHandler(ATOM_item_uri_end, RSS_ATOM|RSS_REQUIRE_BUF, HKEY("uri"));
-
- 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
return "rssclient";
}
projects / citadel.git / blobdiff