/*
- * $Id$
- *
* This module handles fulltext indexing of the message base.
+ * Copyright (c) 2005-2009 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 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
+ * 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 "database.h"
#include "msgbase.h"
#include "control.h"
-#include "room_ops.h"
#include "serv_fulltext.h"
#include "ft_wordbreaker.h"
-
+#include "threads.h"
+#include "context.h"
#include "ctdl_module.h"
for (i=0; i<65536; ++i) {
if ((time(NULL) - last_update) >= 10) {
- lprintf(CTDL_INFO,
+ CtdlLogPrintf(CTDL_INFO,
"Flushing index cache to disk (%d%% complete)\n",
(i * 100 / 65536)
);
ftc_msgs[i] = NULL;
}
}
- lprintf(CTDL_INFO, "Flushed index cache to disk (100%% complete)\n");
+ CtdlLogPrintf(CTDL_INFO, "Flushed index cache to disk (100%% complete)\n");
}
int *tokens = NULL;
int i, j;
struct cdbdata *cdb_bucket;
- char *msgtext;
+ StrBuf *msgtext;
+ char *txt;
int tok;
+ struct CtdlMessage *msg = NULL;
+
+ msg = CtdlFetchMessage(msgnum, 1);
+ if (msg == NULL) {
+ CtdlLogPrintf(CTDL_ERR, "ft_index_message() could not load msg %ld\n", msgnum);
+ return;
+ }
- lprintf(CTDL_DEBUG, "ft_index_message() %s msg %ld\n",
+ if (msg->cm_fields['1'] != NULL) {
+ CtdlLogPrintf(CTDL_DEBUG, "ft_index_message() excluded msg %ld\n", msgnum);
+ CtdlFreeMessage(msg);
+ return;
+ }
+
+ CtdlLogPrintf(CTDL_DEBUG, "ft_index_message() %s msg %ld\n",
(op ? "adding" : "removing") , msgnum
);
/* Output the message as text before indexing it, so we don't end up
* indexing a bunch of encoded base64, etc.
*/
- CC->redirect_buffer = malloc(SIZ);
- CC->redirect_len = 0;
- CC->redirect_alloc = SIZ;
- CtdlOutputMsg(msgnum, MT_CITADEL, HEADERS_ALL, 0, 1, NULL);
+ CC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
+ CtdlOutputPreLoadedMsg(msg, MT_CITADEL, HEADERS_ALL, 0, 1, 0);
+ CtdlFreeMessage(msg);
msgtext = CC->redirect_buffer;
CC->redirect_buffer = NULL;
- CC->redirect_len = 0;
- CC->redirect_alloc = 0;
- lprintf(CTDL_DEBUG, "Wordbreaking message %ld...\n", msgnum);
- wordbreaker(msgtext, &num_tokens, &tokens);
- free(msgtext);
+ CtdlLogPrintf(CTDL_DEBUG, "Wordbreaking message %ld...\n", msgnum);
+ txt = SmashStrBuf(&msgtext);
+ wordbreaker(txt, &num_tokens, &tokens);
+ free(txt);
- lprintf(CTDL_DEBUG, "Indexing message %ld [%d tokens]\n", msgnum, num_tokens);
+ CtdlLogPrintf(CTDL_DEBUG, "Indexing message %ld [%d tokens]\n", msgnum, num_tokens);
if (num_tokens > 0) {
for (i=0; i<num_tokens; ++i) {
}
}
else {
- lprintf(CTDL_ALERT, "Invalid token %d !!\n", tok);
+ CtdlLogPrintf(CTDL_ALERT, "Invalid token %d !!\n", tok);
}
}
*/
void ft_index_room(struct ctdlroom *qrbuf, void *data)
{
- getroom(&CC->room, qrbuf->QRname);
+ if (CtdlThreadCheckStop())
+ return;
+
+ CtdlGetRoom(&CC->room, qrbuf->QRname);
CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, ft_index_msg, NULL);
}
/*
- * Begin the fulltext indexing process. (Called as an EVT_TIMER event)
+ * Begin the fulltext indexing process.
*/
void do_fulltext_indexing(void) {
int i;
* Check to see whether the fulltext index is up to date; if there
* are no messages to index, don't waste any more time trying.
*/
- if (CitControl.MMfulltext >= CitControl.MMhighest) {
+ if ((CitControl.MMfulltext >= CitControl.MMhighest) && (CitControl.fulltext_wordbreaker == FT_WORDBREAKER_ID)) {
return; /* nothing to do! */
}
run_time = time(NULL);
- lprintf(CTDL_DEBUG, "do_fulltext_indexing() started (%ld)\n", run_time);
+ CtdlLogPrintf(CTDL_DEBUG, "do_fulltext_indexing() started (%ld)\n", run_time);
/*
* If we've switched wordbreaker modules, burn the index and start
*/
begin_critical_section(S_CONTROL);
if (CitControl.fulltext_wordbreaker != FT_WORDBREAKER_ID) {
- lprintf(CTDL_DEBUG, "wb ver on disk = %d, code ver = %d\n",
+ CtdlLogPrintf(CTDL_DEBUG, "wb ver on disk = %d, code ver = %d\n",
CitControl.fulltext_wordbreaker, FT_WORDBREAKER_ID);
- lprintf(CTDL_INFO, "(re)initializing full text index\n");
+ CtdlLogPrintf(CTDL_INFO, "(re)initializing full text index\n");
cdb_trunc(CDB_FULLTEXT);
CitControl.MMfulltext = 0L;
put_control();
* Now go through each room and find messages to index.
*/
ft_newhighest = CitControl.MMhighest;
- ForEachRoom(ft_index_room, NULL); /* load all msg pointers */
+ CtdlForEachRoom(ft_index_room, NULL); /* load all msg pointers */
if (ft_num_msgs > 0) {
qsort(ft_newmsgs, ft_num_msgs, sizeof(long), longcmp);
/* Here it is ... do each message! */
for (i=0; i<ft_num_msgs; ++i) {
if (time(NULL) != last_progress) {
- lprintf(CTDL_DEBUG,
+ CtdlLogPrintf(CTDL_DEBUG,
"Indexed %d of %d messages (%d%%)\n",
i, ft_num_msgs,
((i*100) / ft_num_msgs)
/* Check to see if we need to quit early */
if (CtdlThreadCheckStop()) {
- lprintf(CTDL_DEBUG, "Indexer quitting early\n");
+ CtdlLogPrintf(CTDL_DEBUG, "Indexer quitting early\n");
ft_newhighest = ft_newmsgs[i];
break;
}
/* Check to see if we have to maybe flush to disk */
if (i >= FT_MAX_CACHE) {
- lprintf(CTDL_DEBUG, "Time to flush.\n");
+ CtdlLogPrintf(CTDL_DEBUG, "Time to flush.\n");
ft_newhighest = ft_newmsgs[i];
break;
}
ft_newmsgs = NULL;
}
end_time = time(NULL);
- lprintf(CTDL_DEBUG, "do_fulltext_indexing() duration (%ld)\n", end_time - run_time);
+ if (CtdlThreadCheckStop())
+ return;
+
+ CtdlLogPrintf(CTDL_DEBUG, "do_fulltext_indexing() duration (%ld)\n", end_time - run_time);
+
/* Save our place so we don't have to do this again */
ft_flush_cache();
begin_critical_section(S_CONTROL);
end_critical_section(S_CONTROL);
last_index = time(NULL);
- lprintf(CTDL_DEBUG, "do_fulltext_indexing() finished\n");
+ CtdlLogPrintf(CTDL_DEBUG, "do_fulltext_indexing() finished\n");
return;
}
void *indexer_thread(void *arg) {
struct CitContext indexerCC;
- lprintf(CTDL_DEBUG, "indexer_thread() initializing\n");
-
- memset(&indexerCC, 0, sizeof(struct CitContext));
- indexerCC.internal_pgm = 1;
- indexerCC.cs_pid = 0;
- pthread_setspecific(MyConKey, (void *)&indexerCC );
- cdb_allocate_tsd();
+ CtdlFillSystemContext(&indexerCC, "indexer");
+ citthread_setspecific(MyConKey, (void *)&indexerCC );
+ CtdlLogPrintf(CTDL_DEBUG, "indexer_thread() initializing\n");
while (!CtdlThreadCheckStop()) {
do_fulltext_indexing();
CtdlThreadSleep(300);
}
- lprintf(CTDL_DEBUG, "indexer_thread() exiting\n");
+ CtdlLogPrintf(CTDL_DEBUG, "indexer_thread() exiting\n");
+ CtdlClearSystemContext();
return NULL;
}
* (This one does the "all of these words" search.)
* Caller is responsible for freeing the message list.
*/
-void ft_search(int *fts_num_msgs, long **fts_msgs, char *search_string) {
+void ft_search(int *fts_num_msgs, long **fts_msgs, const char *search_string) {
int num_tokens = 0;
int *tokens = NULL;
int i, j;
if (!threading)
{
initialize_ft_cache();
+ initialize_noise_words();
CtdlRegisterProtoHook(cmd_srch, "SRCH", "Full text search");
CtdlRegisterDeleteHook(ft_delete_remove);
CtdlRegisterSearchFuncHook(ft_search, "fulltext");
+ CtdlRegisterCleanupHook(noise_word_cleanup);
}
else
{
- CtdlThreadCreate("indexer", CTDLTHREAD_BIGSTACK, indexer_thread, NULL);
+ CtdlThreadCreate("Indexer", CTDLTHREAD_BIGSTACK, indexer_thread, NULL);
}
/* return our Subversion id for the Log */
- return "$Id$";
+ return "fulltext";
}