+++ /dev/null
-/*
- * Index messages by EUID per room.
- */
-
-#include "sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-
-
-#include <ctype.h>
-#include <string.h>
-#include <limits.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <sys/stat.h>
-#include <libcitadel.h>
-#include "citadel.h"
-#include "server.h"
-#include "database.h"
-#include "msgbase.h"
-#include "support.h"
-#include "sysdep_decls.h"
-#include "citserver.h"
-#include "room_ops.h"
-#include "user_ops.h"
-#include "file_ops.h"
-#include "config.h"
-#include "control.h"
-#include "euidindex.h"
-
-#include "ctdl_module.h"
-
-/*
- * The structure of an euidindex record *key* is:
- *
- * |----room_number----|----------EUID-------------|
- * (sizeof long) (actual length of euid)
- *
- *
- * The structure of an euidindex record *value* is:
- *
- * |-----msg_number----|----room_number----|----------EUID-------------|
- * (sizeof long) (sizeof long) (actual length of euid)
- *
- */
-
-
-
-/*
- * Return nonzero if the supplied room is one which should have
- * an EUID index.
- */
-int DoesThisRoomNeedEuidIndexing(struct ctdlroom *qrbuf) {
-
- switch(qrbuf->QRdefaultview) {
- case VIEW_BBS: return(0);
- case VIEW_MAILBOX: return(0);
- case VIEW_ADDRESSBOOK: return(1);
- case VIEW_DRAFTS: return(0);
- case VIEW_CALENDAR: return(1);
- case VIEW_TASKS: return(1);
- case VIEW_NOTES: return(1);
- case VIEW_WIKI: return(1);
- }
-
- return(0);
-}
-
-
-
-
-
-
-/*
- * Locate a message in a given room with a given euid, and return
- * its message number.
- */
-long locate_message_by_euid(char *euid, struct ctdlroom *qrbuf) {
- return CtdlLocateMessageByEuid (euid, qrbuf);
-}
-
-long CtdlLocateMessageByEuid(char *euid, struct ctdlroom *qrbuf) {
- char *key;
- int key_len;
- struct cdbdata *cdb_euid;
- long msgnum = (-1L);
-
- syslog(LOG_DEBUG, "Searching for EUID <%s> in <%s>\n", euid, qrbuf->QRname);
-
- key_len = strlen(euid) + sizeof(long) + 1;
- key = malloc(key_len);
- memcpy(key, &qrbuf->QRnumber, sizeof(long));
- strcpy(&key[sizeof(long)], euid);
-
- cdb_euid = cdb_fetch(CDB_EUIDINDEX, key, key_len);
- free(key);
-
- if (cdb_euid == NULL) {
- msgnum = (-1L);
- }
- else {
- /* The first (sizeof long) of the record is what we're
- * looking for. Throw away the rest.
- */
- memcpy(&msgnum, cdb_euid->ptr, sizeof(long));
- cdb_free(cdb_euid);
- }
- syslog(LOG_DEBUG, "returning msgnum = %ld\n", msgnum);
- return(msgnum);
-}
-
-
-/*
- * Store the euid index for a message, which has presumably just been
- * stored in this room by the caller.
- */
-void index_message_by_euid(char *euid, struct ctdlroom *qrbuf, long msgnum) {
- char *key;
- int key_len;
- char *data;
- int data_len;
-
- syslog(LOG_DEBUG, "Indexing message #%ld <%s> in <%s>\n", msgnum, euid, qrbuf->QRname);
-
- key_len = strlen(euid) + sizeof(long) + 1;
- key = malloc(key_len);
- memcpy(key, &qrbuf->QRnumber, sizeof(long));
- strcpy(&key[sizeof(long)], euid);
-
- data_len = sizeof(long) + key_len;
- data = malloc(data_len);
-
- memcpy(data, &msgnum, sizeof(long));
- memcpy(&data[sizeof(long)], key, key_len);
-
- cdb_store(CDB_EUIDINDEX, key, key_len, data, data_len);
- free(key);
- free(data);
-}
-
-
-
-/*
- * Called by rebuild_euid_index_for_room() to index one message.
- */
-void rebuild_euid_index_for_msg(long msgnum, void *userdata) {
- struct CtdlMessage *msg = NULL;
-
- msg = CtdlFetchMessage(msgnum, 0);
- if (msg == NULL) return;
- if (msg->cm_fields['E'] != NULL) {
- index_message_by_euid(msg->cm_fields['E'], &CC->room, msgnum);
- }
- CtdlFreeMessage(msg);
-}
-
-
-void rebuild_euid_index_for_room(struct ctdlroom *qrbuf, void *data) {
- static struct RoomProcList *rplist = NULL;
- struct RoomProcList *ptr;
- struct ctdlroom qr;
-
- /* Lazy programming here. Call this function as a CtdlForEachRoom backend
- * in order to queue up the room names, or call it with a null room
- * to make it do the processing.
- */
- if (qrbuf != NULL) {
- ptr = (struct RoomProcList *)
- malloc(sizeof (struct RoomProcList));
- if (ptr == NULL) return;
-
- safestrncpy(ptr->name, qrbuf->QRname, sizeof ptr->name);
- ptr->next = rplist;
- rplist = ptr;
- return;
- }
-
- while (rplist != NULL) {
- if (CtdlGetRoom(&qr, rplist->name) == 0) {
- if (DoesThisRoomNeedEuidIndexing(&qr)) {
- syslog(LOG_DEBUG,
- "Rebuilding EUID index for <%s>\n",
- rplist->name);
- CtdlUserGoto(rplist->name, 0, 0, NULL, NULL);
- CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL,
- rebuild_euid_index_for_msg, NULL);
- }
- }
- ptr = rplist;
- rplist = rplist->next;
- free(ptr);
- }
-}
-
-
-/*
- * Globally rebuild the EUID indices in every room.
- */
-void rebuild_euid_index(void) {
- cdb_trunc(CDB_EUIDINDEX); /* delete the old indices */
- CtdlForEachRoom(rebuild_euid_index_for_room, NULL); /* enumerate rm names */
- rebuild_euid_index_for_room(NULL, NULL); /* and index them */
-}
-
-
-
-struct euid_callback {
- long msgnum;
- int found_it;
-};
-
-/*
- * callback for cmd_euid
- */
-void euid_is_msg_in_room(long msgnum, void *userdata) {
- struct euid_callback *ec = (struct euid_callback *) userdata;
-
- if (msgnum == ec->msgnum) ec->found_it = 1;
-}
-
-
-/*
- * Server command to fetch a message number given an euid.
- */
-void cmd_euid(char *cmdbuf) {
- char euid[256];
- long msgnum;
- struct euid_callback ec;
-
- if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
-
- extract_token(euid, cmdbuf, 0, '|', sizeof euid);
- msgnum = CtdlLocateMessageByEuid(euid, &CC->room);
- if (msgnum <= 0L) {
- cprintf("%d not found\n", ERROR + MESSAGE_NOT_FOUND);
- return;
- }
-
- ec.msgnum = msgnum;
- ec.found_it = 0;
- CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, euid_is_msg_in_room, (void *)&ec);
-
- if (ec.found_it) {
- cprintf("%d %ld\n", CIT_OK, msgnum);
- return;
- }
- cprintf("%d not found\n", ERROR + MESSAGE_NOT_FOUND);
-}
-
-CTDL_MODULE_INIT(euidindex)
-{
- if (!threading) {
- CtdlRegisterProtoHook(cmd_euid, "EUID", "Fetch the msgnum associated with an EUID");
- }
- /* return our Subversion id for the Log */
- return "euidindex";
-}
projects / citadel.git / blobdiff