]> code.citadel.org Git - citadel.git/blobdiff - citadel/modules/calendar/serv_calendar.c
* Still trying to clean up compiler warnings
[citadel.git] / citadel / modules / calendar / serv_calendar.c
index a5e7f386dbeea85f9aff0346708b5b468ab20733..27d256e0113c2eb7d6d793a4c3f647b776f1078c 100644 (file)
@@ -52,8 +52,7 @@ icalcomponent *icalcomponent_new_citadel_vcalendar(void) {
 
        encaps = icalcomponent_new_vcalendar();
        if (encaps == NULL) {
-               CtdlLogPrintf(CTDL_CRIT, "Error at %s:%d - could not allocate component!\n",
-                       __FILE__, __LINE__);
+               CtdlLogPrintf(CTDL_CRIT, "ERROR: could not allocate component!\n");
                return NULL;
        }
 
@@ -1523,8 +1522,7 @@ void ical_getics(void)
 
        encaps = icalcomponent_new_vcalendar();
        if (encaps == NULL) {
-               CtdlLogPrintf(CTDL_DEBUG, "Error at %s:%d - could not allocate component!\n",
-                       __FILE__, __LINE__);
+               CtdlLogPrintf(CTDL_DEBUG, "ERROR: could not allocate component!\n");
                cprintf("%d Could not allocate memory\n", ERROR+INTERNAL_ERROR);
                return;
        }
@@ -1755,10 +1753,14 @@ void ical_create_room(void)
 
 
 /*
- * ical_send_out_invitations() is called by ical_saving_vevent() when it
- * finds a VEVENT.
+ * ical_send_out_invitations() is called by ical_saving_vevent() when it finds a VEVENT.
+ *
+ * top_level_cal is the highest available level calendar object.
+ * cal is the subcomponent containing the VEVENT.
+ *
+ * Note: if you change the encapsulation code here, change it in WebCit's ical_encapsulate_subcomponent()
  */
-void ical_send_out_invitations(icalcomponent *cal) {
+void ical_send_out_invitations(icalcomponent *top_level_cal, icalcomponent *cal) {
        icalcomponent *the_request = NULL;
        char *serialized_request = NULL;
        icalcomponent *encaps = NULL;
@@ -1772,6 +1774,13 @@ void ical_send_out_invitations(icalcomponent *cal) {
        char summary_string[SIZ];
        icalproperty *summary = NULL;
        size_t reqsize;
+       icalproperty *p;
+       struct icaltimetype t;
+       icaltimezone *attached_zones[5] = { NULL, NULL, NULL, NULL, NULL };
+       int i;
+       icaltimezone *z;
+       int num_zones_attached = 0;
+       int zone_already_attached;
 
        if (cal == NULL) {
                CtdlLogPrintf(CTDL_ERR, "ERROR: trying to reply to NULL event?\n");
@@ -1781,7 +1790,7 @@ void ical_send_out_invitations(icalcomponent *cal) {
 
        /* If this is a VCALENDAR component, look for a VEVENT subcomponent. */
        if (icalcomponent_isa(cal) == ICAL_VCALENDAR_COMPONENT) {
-               ical_send_out_invitations(
+               ical_send_out_invitations(top_level_cal,
                        icalcomponent_get_first_component(
                                cal, ICAL_VEVENT_COMPONENT
                        )
@@ -1841,8 +1850,7 @@ void ical_send_out_invitations(icalcomponent *cal) {
        /* Encapsulate the VEVENT component into a complete VCALENDAR */
        encaps = icalcomponent_new_vcalendar();
        if (encaps == NULL) {
-               CtdlLogPrintf(CTDL_DEBUG, "Error at %s:%d - could not allocate component!\n",
-                       __FILE__, __LINE__);
+               CtdlLogPrintf(CTDL_DEBUG, "ERROR: could not allocate component!\n");
                icalcomponent_free(the_request);
                return;
        }
@@ -1856,7 +1864,89 @@ void ical_send_out_invitations(icalcomponent *cal) {
        /* Set the method to REQUEST */
        icalcomponent_set_method(encaps, ICAL_METHOD_REQUEST);
 
-       /* Here we go: put the VEVENT into the VCALENDAR.  We now no longer
+       /* Look for properties containing timezone parameters, to see if we need to attach VTIMEZONEs */
+       for (p = icalcomponent_get_first_property(the_request, ICAL_ANY_PROPERTY);
+            p != NULL;
+            p = icalcomponent_get_next_property(the_request, ICAL_ANY_PROPERTY))
+       {
+               if ( (icalproperty_isa(p) == ICAL_COMPLETED_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_CREATED_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DATEMAX_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DATEMIN_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DTEND_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DTSTAMP_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DTSTART_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_DUE_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_EXDATE_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_LASTMODIFIED_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_MAXDATE_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_MINDATE_PROPERTY)
+                 || (icalproperty_isa(p) == ICAL_RECURRENCEID_PROPERTY)
+               ) {
+                       t = icalproperty_get_dtstart(p);        // it's safe to use dtstart for all of them
+                       CtdlLogPrintf(CTDL_DEBUG, "Found an icaltimetype: %s\n",
+                               icaltime_as_ical_string(t)
+                       );
+
+                       /* First see if there's a timezone attached to the data structure itself */
+                       if (icaltime_is_utc(t)) {
+                               z = icaltimezone_get_utc_timezone();
+                       }
+                       else {
+                               z = icaltime_get_timezone(t);
+                       }
+                       if (z) CtdlLogPrintf(CTDL_DEBUG, "Timezone is present in data structure\n");
+
+                       /* If not, try to determine the tzid from the parameter using attached zones */
+                       if (!z) {
+                               z = icalcomponent_get_timezone(top_level_cal,
+                                       icalparameter_get_tzid(
+                                               icalproperty_get_first_parameter(p, ICAL_TZID_PARAMETER)
+                                       )
+                               );
+                               if (z) CtdlLogPrintf(CTDL_DEBUG, "Timezone was found in attached zones\n");
+                       }
+
+                       /* Still no good?  Try our internal database */
+                       if (!z) {
+                               z = icaltimezone_get_builtin_timezone_from_tzid(
+                                       icalparameter_get_tzid(
+                                               icalproperty_get_first_parameter(p, ICAL_TZID_PARAMETER)
+                                       )
+                               );
+                               if (z) CtdlLogPrintf(CTDL_DEBUG, "Timezone was found in internal db\n");
+                       }
+
+                       if (z) {
+                               CtdlLogPrintf(CTDL_DEBUG, "Have valid timezone, need to attach it.\n");
+
+                               zone_already_attached = 0;
+                               for (i=0; i<5; ++i) {
+                                       if (z == attached_zones[i]) {
+                                               ++zone_already_attached;
+                                               CtdlLogPrintf(CTDL_DEBUG, "zone already attached!!\n");
+                                       }
+                               }
+                               if ((!zone_already_attached) && (num_zones_attached < 5)) {
+                                       CtdlLogPrintf(CTDL_DEBUG, "attach zone %d\n", num_zones_attached);
+                                       attached_zones[num_zones_attached++] = z;
+                               }
+
+                               icalproperty_set_parameter(p,
+                                       icalparameter_new_tzid(icaltimezone_get_tzid(z))
+                               );
+                       }
+               }
+       }
+
+       /* Encapsulate any timezones we need */
+       if (num_zones_attached > 0) for (i=0; i<num_zones_attached; ++i) {
+               icalcomponent *zc;
+               zc = icalcomponent_new_clone(icaltimezone_get_component(attached_zones[i]));
+               icalcomponent_add_component(encaps, zc);
+       }
+
+       /* Here we go: encapsulate the VEVENT into the VCALENDAR.  We now no longer
         * are responsible for "the_request"'s memory -- it will be freed
         * when we free "encaps".
         */
@@ -1867,6 +1957,8 @@ void ical_send_out_invitations(icalcomponent *cal) {
        icalcomponent_free(encaps);     /* Don't need this anymore. */
        if (serialized_request == NULL) return;
 
+       CtdlLogPrintf(CTDL_DEBUG, "SENDING INVITATIONS:\n%s\n", serialized_request);
+
        reqsize = strlen(serialized_request) + SIZ;
        request_message_text = malloc(reqsize);
        if (request_message_text != NULL) {
@@ -1902,8 +1994,13 @@ void ical_send_out_invitations(icalcomponent *cal) {
  * and the user saving it is the organizer.  If so, send out invitations
  * to any listed attendees.
  *
+ * This function is recursive.  The caller can simply supply the same object
+ * as both arguments.  When it recurses it will alter the second argument
+ * while holding on to the top level object.  This allows us to go back and
+ * grab things like time zones which might be attached.
+ *
  */
-void ical_saving_vevent(icalcomponent *cal) {
+void ical_saving_vevent(icalcomponent *top_level_cal, icalcomponent *cal) {
        icalcomponent *c;
        icalproperty *organizer = NULL;
        char organizer_string[SIZ];
@@ -1941,7 +2038,7 @@ void ical_saving_vevent(icalcomponent *cal) {
                         * organizer, then send out invitations.
                         */
                        if (CtdlIsMe(organizer_string, sizeof organizer_string)) {
-                               ical_send_out_invitations(cal);
+                               ical_send_out_invitations(top_level_cal, cal);
                        }
                }
        }
@@ -1951,7 +2048,7 @@ void ical_saving_vevent(icalcomponent *cal) {
            (c != NULL);
            c = icalcomponent_get_next_component(cal, ICAL_ANY_COMPONENT)) {
                /* Recursively process subcomponent */
-               ical_saving_vevent(c);
+               ical_saving_vevent(top_level_cal, c);
        }
 
 }
@@ -2129,7 +2226,7 @@ void ical_obj_aftersave_backend(char *name, char *filename, char *partnum,
           || (!strcasecmp(cbtype, "application/ics")) ) {
                cal = icalcomponent_new_from_string(content);
                if (cal != NULL) {
-                       ical_saving_vevent(cal);
+                       ical_saving_vevent(cal, cal);
                        icalcomponent_free(cal);
                }
        }
@@ -2293,4 +2390,3 @@ CTDL_MODULE_INIT(calendar)
        /* return our Subversion id for the Log */
        return "$Id$";
 }
-