/** * Apply the given changes to already existing exceptions */ protected function update_recurrence_exceptions(&$master, $event, $old, $savemode) { $saved = false; $existing = null; // determine added and removed attendees $added_attendees = $removed_attendees = array(); if ($savemode == 'future') { $old_attendees = $current_attendees = array(); foreach ((array) $old['attendees'] as $attendee) { $old_attendees[] = $attendee['email']; } foreach ((array) $event['attendees'] as $attendee) { $current_attendees[] = $attendee['email']; if (!in_array($attendee['email'], $old_attendees)) { $added_attendees[] = $attendee; } } $removed_attendees = array_diff($old_attendees, $current_attendees); } foreach ($master['recurrence']['EXCEPTIONS'] as $i => $exception) { // update a specific instance if ($exception['_instance'] == $old['_instance']) { $existing = $i; // check savemode against existing exception mode. // if matches, we can update this existing exception if ((bool) $exception['thisandfuture'] === ($savemode == 'future')) { $event['_instance'] = $old['_instance']; $event['thisandfuture'] = $old['thisandfuture']; $event['recurrence_date'] = $old['recurrence_date']; $master['recurrence']['EXCEPTIONS'][$i] = $event; $saved = true; } } // merge the new event properties onto future exceptions if ($savemode == 'future' && $exception['_instance'] >= $old['_instance']) { unset($event['thisandfuture']); self::merge_exception_data($master['recurrence']['EXCEPTIONS'][$i], $event, array('attendees')); if (!empty($added_attendees) || !empty($removed_attendees)) { calendar::merge_attendee_data($master['recurrence']['EXCEPTIONS'][$i], $added_attendees, $removed_attendees); } } } /* // we could not update the existing exception due to savemode mismatch... if (!$saved && $existing !== null && $master['recurrence']['EXCEPTIONS'][$existing]['thisandfuture']) { // ... try to move the existing this-and-future exception to the next occurrence foreach ($this->get_recurring_events($master, $existing['start']) as $candidate) { // our old this-and-future exception is obsolete if ($candidate['thisandfuture']) { unset($master['recurrence']['EXCEPTIONS'][$existing]); $saved = true; break; } // this occurrence doesn't yet have an exception else if (!$candidate['isexception']) { $event['_instance'] = $candidate['_instance']; $event['recurrence_date'] = $candidate['recurrence_date']; $master['recurrence']['EXCEPTIONS'][$i] = $event; $saved = true; break; } } } */ // set link to top-level exceptions $master['exceptions'] =& $master['recurrence']['EXCEPTIONS']; // returning false here will add a new exception return $saved; }
/** * Update the participant status for the given attendees * * @see calendar_driver::update_attendees() */ public function update_attendees(&$event, $attendees) { $success = $this->edit_event($event, true); // apply attendee updates to recurrence exceptions too if ($success && $event['_savemode'] == 'all' && !empty($event['recurrence']) && empty($event['recurrence_id']) && ($exceptions = $this->_load_exceptions($event))) { foreach ($exceptions as $exception) { calendar::merge_attendee_data($exception, $attendees); $this->_update_event($exception, false); } } return $success; }