* Look for busy time in a VEVENT and add it to the supplied VFREEBUSY.
*
* fb The VFREEBUSY component to which we are appending
- * top_level_cal The top-level VCALENDAR component which contains VEVENT to be added
- * cal Initially set to the same as top_level_cal by the caller, but then we recurse
+ * top_level_cal The top-level VCALENDAR component which contains a VEVENT to be added
*/
-void ical_add_to_freebusy(icalcomponent *fb, icalcomponent *top_level_cal, icalcomponent *cal) {
+void ical_add_to_freebusy(icalcomponent *fb, icalcomponent *top_level_cal) {
+ icalcomponent *cal;
icalproperty *p;
icalvalue *v;
struct icalperiodtype this_event_period = icalperiodtype_null_period();
+ icaltimetype dtstart = icaltime_null_time();
+ icaltimetype dtend = icaltime_null_time();
- if (!top_level_cal) return;
- if (!cal) return;
+ /* recur variables */
+ icalproperty *rrule = NULL;
+ struct icalrecurrencetype recur;
+ icalrecur_iterator *ritr = NULL;
+ struct icaldurationtype dur;
+ int num_recur = 0;
- /* Convert all time zones to UTC (FIXME this won't work with recurring events) */
- if (icalcomponent_isa(cal) == ICAL_VCALENDAR_COMPONENT) {
- ical_dezonify(cal);
- }
+ if (!top_level_cal) return;
- /* Now boil it down to the VEVENT only (FIXME this won't work with recurring events) */
- if (icalcomponent_isa(cal) != ICAL_VEVENT_COMPONENT) {
- ical_add_to_freebusy(fb, top_level_cal,
- icalcomponent_get_first_component(
- cal, ICAL_VEVENT_COMPONENT
- )
- );
- return;
- }
+ /* Find the VEVENT component containing an event */
+ cal = icalcomponent_get_first_component(top_level_cal, ICAL_VEVENT_COMPONENT);
+ if (!cal) return;
/* If this event is not opaque, the user isn't publishing it as
* busy time, so don't bother doing anything else.
}
}
- /* Convert the DTSTART and DTEND properties to an icalperiod. */
+ /*
+ * Now begin calculating the event start and end times.
+ */
p = icalcomponent_get_first_property(cal, ICAL_DTSTART_PROPERTY);
- if (p != NULL) {
- this_event_period.start = icalproperty_get_dtstart(p);
- }
+ if (!p) return;
+ dtstart = icalproperty_get_dtstart(p);
- p = icalcomponent_get_first_property(cal, ICAL_DTEND_PROPERTY);
- if (p != NULL) {
- this_event_period.end = icalproperty_get_dtstart(p);
- }
-
- /* Now add it. */
- icalcomponent_add_property(fb, icalproperty_new_freebusy(this_event_period));
-
- /* Make sure the DTSTART property of the freebusy *list* is set to
- * the DTSTART property of the *earliest event*.
- */
- p = icalcomponent_get_first_property(fb, ICAL_DTSTART_PROPERTY);
- if (p == NULL) {
- icalcomponent_set_dtstart(fb, icalcomponent_get_dtstart(cal));
+ if (icaltime_is_utc(dtstart)) {
+ dtstart.zone = icaltimezone_get_utc_timezone();
}
else {
- if (icaltime_compare(icalcomponent_get_dtstart(cal), icalcomponent_get_dtstart(fb)) < 0) {
- icalcomponent_set_dtstart(fb, icalcomponent_get_dtstart(cal));
+ dtstart.zone = icalcomponent_get_timezone(top_level_cal,
+ icalparameter_get_tzid(
+ icalproperty_get_first_parameter(p, ICAL_TZID_PARAMETER)
+ )
+ );
+ if (!dtstart.zone) {
+ dtstart.zone = get_default_icaltimezone();
}
}
- /* Make sure the DTEND property of the freebusy *list* is set to
- * the DTEND property of the *latest event*.
- */
- p = icalcomponent_get_first_property(fb, ICAL_DTEND_PROPERTY);
- if (p == NULL) {
- icalcomponent_set_dtend(fb, icalcomponent_get_dtend(cal));
+ dtend = icalcomponent_get_dtend(cal);
+ if (!icaltime_is_null_time(dtend)) {
+ dur = icaltime_subtract(dtend, dtstart);
}
- else {
- if (icaltime_compare(icalcomponent_get_dtend(cal), icalcomponent_get_dtend(fb)) > 0) {
- icalcomponent_set_dtend(fb, icalcomponent_get_dtend(cal));
- }
+
+ /* Is a recurrence specified? If so, get ready to process it... */
+ rrule = ical_ctdl_get_subprop(cal, ICAL_RRULE_PROPERTY);
+ if (rrule) {
+ recur = icalproperty_get_rrule(rrule);
+ ritr = icalrecur_iterator_new(recur, dtstart);
}
+
+ do {
+ /* Convert the DTSTART and DTEND properties to an icalperiod. */
+ this_event_period.start = dtstart;
+
+ if (!icaltime_is_null_time(dtend)) {
+ this_event_period.end = dtend;
+ }
+
+ /* Convert the timestamps to UTC. It's ok to do this because we've already expanded
+ * recurrences and this data is never going to get used again.
+ */
+ this_event_period.start = icaltime_convert_to_zone(
+ this_event_period.start,
+ icaltimezone_get_utc_timezone()
+ );
+ this_event_period.end = icaltime_convert_to_zone(
+ this_event_period.end,
+ icaltimezone_get_utc_timezone()
+ );
+
+ /* Now add it. */
+ icalcomponent_add_property(fb, icalproperty_new_freebusy(this_event_period));
+
+ /* Make sure the DTSTART property of the freebusy *list* is set to
+ * the DTSTART property of the *earliest event*.
+ */
+ p = icalcomponent_get_first_property(fb, ICAL_DTSTART_PROPERTY);
+ if (p == NULL) {
+ icalcomponent_set_dtstart(fb, this_event_period.start);
+ }
+ else {
+ if (icaltime_compare(this_event_period.start, icalcomponent_get_dtstart(fb)) < 0) {
+ icalcomponent_set_dtstart(fb, this_event_period.start);
+ }
+ }
+
+ /* Make sure the DTEND property of the freebusy *list* is set to
+ * the DTEND property of the *latest event*.
+ */
+ p = icalcomponent_get_first_property(fb, ICAL_DTEND_PROPERTY);
+ if (p == NULL) {
+ icalcomponent_set_dtend(fb, this_event_period.end);
+ }
+ else {
+ if (icaltime_compare(this_event_period.end, icalcomponent_get_dtend(fb)) > 0) {
+ icalcomponent_set_dtend(fb, this_event_period.end);
+ }
+ }
+
+ if (rrule) {
+ dtstart = icalrecur_iterator_next(ritr);
+ if (!icaltime_is_null_time(dtend)) {
+ dtend = icaltime_add(dtstart, dur);
+ dtend.zone = dtstart.zone;
+ dtend.is_utc = dtstart.is_utc;
+ }
+ ++num_recur;
+ }
+
+ } while ( (rrule) && (!icaltime_is_null_time(dtstart)) && (num_recur < MAX_RECUR) ) ;
+ icalrecur_iterator_free(ritr);
}
CtdlFreeMessage(msg);
if (ird.cal) {
- CtdlLogPrintf(CTDL_DEBUG, "Adding event from msg #%ld...\n", msgnum);
- ical_add_to_freebusy(fb, ird.cal, ird.cal); /* Add VEVENT times to VFREEBUSY */
- CtdlLogPrintf(CTDL_DEBUG, "...done.\n");
+ ical_add_to_freebusy(fb, ird.cal); /* Add VEVENT times to VFREEBUSY */
icalcomponent_free(ird.cal);
}
}
serialized_request = icalcomponent_as_ical_string_r(encaps);
icalcomponent_free(encaps); /* Don't need this anymore. */
- cprintf("%d Here is the free/busy data:\n", LISTING_FOLLOWS);
+ cprintf("%d Free/busy for %s\n", LISTING_FOLLOWS, usbuf.fullname);
if (serialized_request != NULL) {
client_write(serialized_request, strlen(serialized_request));
free(serialized_request);
encaps = icalcomponent_new_vcalendar();
if (encaps == NULL) {
- CtdlLogPrintf(CTDL_DEBUG, "ERROR: could not allocate component!\n");
+ CtdlLogPrintf(CTDL_ALERT, "ERROR: could not allocate component!\n");
cprintf("%d Could not allocate memory\n", ERROR+INTERNAL_ERROR);
return;
}
}
cprintf("%d Transmit data now\n", SEND_LISTING);
- calstream = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
+ calstream = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
if (calstream == NULL) {
return;
}
/* Encapsulate the VEVENT component into a complete VCALENDAR */
encaps = icalcomponent_new_vcalendar();
if (encaps == NULL) {
- CtdlLogPrintf(CTDL_DEBUG, "ERROR: could not allocate component!\n");
+ CtdlLogPrintf(CTDL_ALERT, "ERROR: could not allocate component!\n");
icalcomponent_free(the_request);
return;
}
|| (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)) {
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) {
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 */
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");
+ /* We have a valid timezone. Good. Now we need to attach it. */
zone_already_attached = 0;
for (i=0; i<5; ++i) {
if (z == attached_zones[i]) {
+ /* We've already got this one, no need to attach another. */
++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);
+ /* This is a new one, so attach it. */
attached_zones[num_zones_attached++] = z;
}
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) {