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<?php /** * CalDAV calendar storage class simulating a virtual calendar listing pedning/declined invitations * * @author Aleksander Machniak <machniak@apheleia-it.ch> * * Copyright (C) 2014-2024, Apheleia IT AG <contact@apheleia-it.ch> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. / require_once __DIR__ . '/../kolab/kolab_invitation_calendar.php'; class caldav_invitation_calendar extends kolab_invitation_calendar { public $id = '__caldav_invitation__'; /* * Get attachment body * * @see calendar_driver::get_attachment_body() / public function get_attachment_body($id, $event) { // find the actual folder this event resides in if (!empty($event['_folder_id'])) { $cal = $this->cal->driver->get_calendar($event['_folder_id']); } else { $cal = null; foreach ($this->_list_calendars() as $cal_id) { $cal = $this->cal->driver->get_calendar($cal_id); if ($cal->get_event($event['id'])) { break; } } } if ($cal && $cal->storage) { return $cal->get_attachment_body($id, $event); } return false; } /* * @param int $start Event's new start (unix timestamp) * @param int $end Event's new end (unix timestamp) * @param string $search Search query (optional) * @param bool $virtual Include virtual events (optional) * @param array $query Additional parameters to query storage * * @return array A list of event records / public function list_events($start, $end, $search = null, $virtual = true, $query = []) { // get email addresses of the current user $user_emails = $this->cal->get_user_emails(); $subquery = []; foreach ($user_emails as $email) { foreach ($this->partstats as $partstat) { $subquery[] = ['tags', '=', 'x-partstat:' . $email . ':' . strtolower($partstat)]; } } $events = []; // aggregate events from all calendar folders foreach ($this->_list_calendars() as $cal_id) { $cal = $this->cal->driver->get_calendar($cal_id); foreach ($cal->list_events($start, $end, $search, 1, $query, [[$subquery, 'OR']]) as $event) { $match = false; // post-filter events to match out partstats if (!empty($event['attendees'])) { foreach ($event['attendees'] as $attendee) { if ( !empty($attendee['email']) && in_array_nocase($attendee['email'], $user_emails) && !empty($attendee['status']) && in_array($attendee['status'], $this->partstats) ) { $match = true; break; } } } if ($match) { $uid = !empty($event['id']) ? $event['id'] : $event['uid']; $events[$uid] = $this->_mod_event($event, $cal->id); } } // merge list of event categories (really?) $this->categories += $cal->categories; } return $events; } /* * Get number of events in the given calendar * * @param int $start Date range start (unix timestamp) * @param int $end Date range end (unix timestamp) * @param array $filter Additional query to filter events * * @return int Count / public function count_events($start, $end = null, $filter = null) { // get email addresses of the current user $user_emails = $this->cal->get_user_emails(); $subquery = []; foreach ($user_emails as $email) { foreach ($this->partstats as $partstat) { $subquery[] = ['tags', '=', 'x-partstat:' . $email . ':' . strtolower($partstat)]; } } $filter = [ ['tags', '!=', 'x-status:cancelled'], [$subquery, 'OR'], ]; // aggregate counts from all calendar folders $count = 0; foreach ($this->_list_calendars() as $cal_id) { $cal = $this->cal->driver->get_calendar($cal_id); $count += $cal->count_events($start, $end, $filter); } return $count; } /* * Get IDs of all personal DAV calendars */ private function _list_calendars() { $exceptions = [ caldav_driver::INVITATIONS_CALENDAR_PENDING, caldav_driver::INVITATIONS_CALENDAR_DECLINED, caldav_driver::BIRTHDAY_CALENDAR_ID, ]; $list = array_filter( $this->cal->driver->list_calendars(), function ($prop) use ($exceptions) { return !in_array($prop['id'], $exceptions) && strpos($prop['group'] ?? '', 'other') === false; } ); return array_keys($list); } }

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