citadel/modules/notes/serv_notes.c

   1 /*
   2  * $Id$
   3  *
   4  * Handles functions related to yellow sticky notes.
   5  *
   6  */
   7
   8 #include "sysdep.h"
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <fcntl.h>
  13 #include <signal.h>
  14 #include <pwd.h>
  15 #include <errno.h>
  16 #include <sys/types.h>
  17
  18 #if TIME_WITH_SYS_TIME
  19 # include <sys/time.h>
  20 # include <time.h>
  21 #else
  22 # if HAVE_SYS_TIME_H
  23 #  include <sys/time.h>
  24 # else
  25 #  include <time.h>
  26 # endif
  27 #endif
  28
  29 #include <sys/wait.h>
  30 #include <string.h>
  31 #include <limits.h>
  32 #include <libcitadel.h>
  33 #include "citadel.h"
  34 #include "server.h"
  35 #include "citserver.h"
  36 #include "support.h"
  37 #include "config.h"
  38 #include "room_ops.h"
  39 #include "user_ops.h"
  40 #include "policy.h"
  41 #include "database.h"
  42 #include "msgbase.h"
  43
  44 #include "ctdl_module.h"
  45
  46
  47
  48 /*
  49  * If we are in a "notes" view room, and the client has sent an RFC822
  50  * message containing an X-KOrg-Note-Id: field (Aethera does this, as
  51  * do some Kolab clients) then set both the Subject and the Exclusive ID
  52  * of the message to that.  It's going to be a UUID so we want to replace
  53  * any existing message containing that UUID.
  54  */
  55 int serv_notes_beforesave(struct CtdlMessage *msg)
  56 {
  57         char *p;
  58         int a, i;
  59         char uuid[SIZ];
  60
  61         /* First determine if this room has the "notes" view set */
  62
  63         if (CC->room.QRdefaultview != VIEW_NOTES) {
  64                 return(0);                      /* not notes; do nothing */
  65         }
  66
  67         /* It must be an RFC822 message! */
  68         if (msg->cm_format_type != 4) {
  69                 return(0);      /* You tried to save a non-RFC822 message! */
  70         }
  71
  72         /* Find the X-KOrg-Note-Id: header */
  73         strcpy(uuid, "");
  74         p = msg->cm_fields['M'];
  75         a = strlen(p);
  76         while (--a > 0) {
  77                 if (!strncasecmp(p, "X-KOrg-Note-Id: ", 16)) {  /* Found it */
  78                         safestrncpy(uuid, p + 16, sizeof(uuid));
  79                         for (i = 0; uuid[i]; ++i) {
  80                                 if ( (uuid[i] == '\r') || (uuid[i] == '\n') ) {
  81                                         uuid[i] = 0;
  82                                         break;
  83                                 }
  84                         }
  85
  86                         CtdlLogPrintf(9, "UUID of note is: %s\n", uuid);
  87                         if (!IsEmptyStr(uuid)) {
  88
  89                                 if (msg->cm_fields['E'] != NULL) {
  90                                         free(msg->cm_fields['E']);
  91                                 }
  92                                 msg->cm_fields['E'] = strdup(uuid);
  93
  94                                 if (msg->cm_fields['U'] != NULL) {
  95                                         free(msg->cm_fields['U']);
  96                                 }
  97                                 msg->cm_fields['U'] = strdup(uuid);
  98                         }
  99                 }
 100                 p++;
 101         }
 102
 103         return(0);
 104 }
 105
 106
 107 CTDL_MODULE_INIT(notes)
 108 {
 109         if (!threading)
 110         {
 111                 CtdlRegisterMessageHook(serv_notes_beforesave, EVT_BEFORESAVE);
 112         }
 113
 114         /* return our Subversion id for the Log */
 115         return "$Id$";
 116 }