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/*
* Handles functions related to yellow sticky notes.
*
* Copyright (c) 2007-2012 by the citadel.org team
*
* 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
* GNU General Public License for more details.
*
*
*
*
*/
#include "sysdep.h"
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <signal.h>
#include <pwd.h>
#include <errno.h>
#include <sys/types.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 <sys/wait.h>
#include <string.h>
#include <limits.h>
#include <libcitadel.h>
#include "citadel.h"
#include "server.h"
#include "citserver.h"
#include "support.h"
#include "config.h"
#include "user_ops.h"
#include "database.h"
#include "msgbase.h"
#include "ctdl_module.h"
/*
* Callback function for serv_notes_beforesave() hunts for a vNote in the MIME structure
*/
void notes_extract_vnote(char *name, char *filename, char *partnum, char *disp,
void *content, char *cbtype, char *cbcharset, size_t length,
char *encoding, char *cbid, void *cbuserdata)
{
struct vnote **v = (struct vnote **) cbuserdata;
if (!strcasecmp(cbtype, "text/vnote")) {
syslog(LOG_DEBUG, "Part %s contains a vNote! Loading...\n", partnum);
if (*v != NULL) {
vnote_free(*v);
}
*v = vnote_new_from_str(content);
}
}
/*
* Before-save hook searches for two different types of notes (legacy Kolab/Aethera notes
* and modern vNote format notes) and does its best to learn the subject (summary)
* and EUID (uid) of the note for Citadel's own nefarious purposes.
*/
int serv_notes_beforesave(struct CtdlMessage *msg, recptypes *recp)
{
char *p;
int a, i;
char uuid[512];
struct vnote *v = NULL;
/* First determine if this room has the "notes" view set */
if (CC->room.QRdefaultview != VIEW_NOTES) {
return(0); /* not notes; do nothing */
}
/* It must be an RFC822 message! */
if (msg->cm_format_type != 4) {
return(0); /* You tried to save a non-RFC822 message! */
}
/*
* If we are in a "notes" view room, and the client has sent an RFC822
* message containing an X-KOrg-Note-Id: field (Aethera does this, as
* do some Kolab clients) then set both the Subject and the Exclusive ID
* of the message to that. It's going to be a UUID so we want to replace
* any existing message containing that UUID.
*/
strcpy(uuid, "");
p = msg->cm_fields[eMesageText];
a = msg->cm_lengths[eMesageText];
while (--a > 0) {
if (!strncasecmp(p, "X-KOrg-Note-Id: ", 16)) { /* Found it */
safestrncpy(uuid, p + 16, sizeof(uuid));
for (i = 0; uuid[i]; ++i) {
if ( (uuid[i] == '\r') || (uuid[i] == '\n') ) {
uuid[i] = 0;
break;
}
}
syslog(LOG_DEBUG, "UUID of note is: %s\n", uuid);
if (!IsEmptyStr(uuid)) {
CM_SetField(msg, eExclusiveID, uuid, strlen(uuid));
CM_CopyField(msg, eMsgSubject, eExclusiveID);
}
}
p++;
}
/* Modern clients are using vNote format. Check for one... */
mime_parser(CM_RANGE(msg, eMesageText),
*notes_extract_vnote,
NULL, NULL,
&v, /* user data ptr - put the vnote here */
0
);
if (v == NULL) return(0); /* no vNotes were found in this message */
/* Set the message EUID to the vNote UID */
if ((v->uid) && (!IsEmptyStr(v->uid))) {
syslog(LOG_DEBUG, "UID of vNote is: %s\n", v->uid);
CM_SetField(msg, eExclusiveID, v->uid, strlen(v->uid));
}
/* Set the message Subject to the vNote Summary */
if ((v->summary) && (!IsEmptyStr(v->summary))) {
CM_SetField(msg, eMsgSubject, v->summary, strlen(v->summary));
if (msg->cm_lengths[eMsgSubject] > 72) {
strcpy(&msg->cm_fields[eMsgSubject][68], "...");
CM_CutFieldAt(msg, eMsgSubject, 72);
}
}
vnote_free(v);
return(0);
}
CTDL_MODULE_INIT(notes)
{
if (!threading)
{
CtdlRegisterMessageHook(serv_notes_beforesave, EVT_BEFORESAVE);
}
/* return our module name for the log */
return "notes";
}
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