246 lines
8.0 KiB
PHP
246 lines
8.0 KiB
PHP
<?php
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class Sabre_CalDAV_Backend_Friendica extends Sabre_CalDAV_Backend_Virtual
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{
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/**
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* @var null|Sabre_CalDAV_Backend_Friendica
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*/
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private static $instance = null;
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/**
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* @static
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* @return Sabre_CalDAV_Backend_Friendica
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*/
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public static function getInstance()
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{
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if (self::$instance == null) {
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self::$instance = new Sabre_CalDAV_Backend_Friendica();
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}
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return self::$instance;
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}
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/**
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* @return int
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*/
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public function getNamespace()
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{
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return CALDAV_NAMESPACE_PRIVATE;
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}
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/**
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* @static
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* @param int $calendarId
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* @throws Sabre_DAV_Exception_NotFound
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* @return void
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*/
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protected static function createCache_internal($calendarId)
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{
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$calendar = Sabre_CalDAV_Backend_Common::loadCalendarById($calendarId);
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switch ($calendar["uri"]) {
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case CALDAV_FRIENDICA_MINE:
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$sql_where = " AND cid = 0";
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break;
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case CALDAV_FRIENDICA_CONTACTS:
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$sql_where = " AND cid > 0";
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break;
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default:
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throw new Sabre_DAV_Exception_NotFound();
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}
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$r = q("SELECT * FROM `event` WHERE `uid` = %d " . $sql_where . " ORDER BY `start`", IntVal($calendar["namespace_id"]));
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foreach ($r as $row) {
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$uid = $calendar["uri"] . "-" . $row["id"];
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$vevent = dav_create_empty_vevent($uid);
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$component = dav_get_eventComponent($vevent);
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if ($row["adjust"]) {
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$start = datetime_convert('UTC', date_default_timezone_get(), $row["start"]);
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$finish = datetime_convert('UTC', date_default_timezone_get(), $row["finish"]);
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} else {
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$start = $row["start"];
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$finish = $row["finish"];
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}
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$summary = ($row["summary"] != "" ? $row["summary"] : $row["desc"]);
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$desc = ($row["summary"] != "" ? $row["desc"] : "");
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$component->add("SUMMARY", icalendar_sanitize_string($summary));
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$component->add("LOCATION", icalendar_sanitize_string($row["location"]));
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$component->add("DESCRIPTION", icalendar_sanitize_string($desc));
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$ts_start = wdcal_mySql2PhpTime($start);
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$ts_end = wdcal_mySql2PhpTime($start);
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$allday = (strpos($start, "00:00:00") !== false && strpos($finish, "00:00:00") !== false);
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$type = ($allday ? Sabre_VObject_Property_DateTime::DATE : Sabre_VObject_Property_DateTime::LOCALTZ);
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$datetime_start = new Sabre_VObject_Property_DateTime("DTSTART");
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$datetime_start->setDateTime(new DateTime(date("Y-m-d H:i:s", $ts_start)), $type);
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$datetime_end = new Sabre_VObject_Property_DateTime("DTEND");
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$datetime_end->setDateTime(new DateTime(date("Y-m-d H:i:s", $ts_end)), $type);
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$component->add($datetime_start);
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$component->add($datetime_end);
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$data = $vevent->serialize();
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q("INSERT INTO %s%scal_virtual_object_cache (`calendar_id`, `data_uri`, `data_summary`, `data_location`, `data_start`, `data_end`, `data_allday`, `data_type`,
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`calendardata`, `size`, `etag`) VALUES (%d, '%s', '%s', '%s', '%s', '%s', %d, '%s', '%s', %d, '%s')",
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CALDAV_SQL_DB, CALDAV_SQL_PREFIX, $calendarId, dbesc($uid), dbesc($summary), dbesc($row["location"]), dbesc($row["start"]), dbesc($row["finish"]),
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($allday ? 1 : 0), dbesc(($row["type"] == "birthday" ? "birthday" : "")), dbesc($data), strlen($data), md5($data));
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}
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}
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/**
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* @param array $row
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* @param array $calendar
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* @param string $base_path
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* @return array
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*/
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private function jqcal2wdcal($row, $calendar, $base_path)
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{
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if ($row["adjust"]) {
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$start = datetime_convert('UTC', date_default_timezone_get(), $row["start"]);
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$finish = datetime_convert('UTC', date_default_timezone_get(), $row["finish"]);
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} else {
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$start = $row["start"];
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$finish = $row["finish"];
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}
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$allday = (strpos($start, "00:00:00") !== false && strpos($finish, "00:00:00") !== false);
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$summary = (($row["summary"]) ? $row["summary"] : substr(preg_replace("/\[[^\]]*\]/", "", $row["desc"]), 0, 100));
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return array(
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"jq_id" => $row["id"],
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"ev_id" => $row["id"],
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"summary" => escape_tags($summary),
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"start" => wdcal_mySql2PhpTime($start),
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"end" => wdcal_mySql2PhpTime($finish),
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"is_allday" => ($allday ? 1 : 0),
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"is_moredays" => (substr($start, 0, 10) != substr($finish, 0, 10)),
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"is_recurring" => ($row["type"] == "birthday"),
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"color" => "#f8f8ff",
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"is_editable" => 0,
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"is_editable_quick" => 0,
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"location" => $row["location"],
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"attendees" => '',
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"has_notification" => 0,
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"url_detail" => $base_path . "/events/event/" . $row["id"],
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"url_edit" => "",
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"special_type" => ($row["type"] == "birthday" ? "birthday" : ""),
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);
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}
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/**
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* @param int $calendarId
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* @param string $date_from
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* @param string $date_to
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* @param string $base_path
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* @throws Sabre_DAV_Exception_NotFound
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* @return array
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*/
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public function listItemsByRange($calendarId, $date_from, $date_to, $base_path)
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{
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$calendar = Sabre_CalDAV_Backend_Common::loadCalendarById($calendarId);
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if ($calendar["namespace"] != CALDAV_NAMESPACE_PRIVATE) throw new Sabre_DAV_Exception_NotFound();
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switch ($calendar["uri"]) {
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case CALDAV_FRIENDICA_MINE:
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$sql_where = " AND cid = 0";
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break;
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case CALDAV_FRIENDICA_CONTACTS:
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$sql_where = " AND cid > 0";
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break;
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default:
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throw new Sabre_DAV_Exception_NotFound();
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}
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if ($date_from != "") {
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if (is_numeric($date_from)) $sql_where .= " AND `finish` >= '" . date("Y-m-d H:i:s", $date_from) . "'";
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else $sql_where .= " AND `finish` >= '" . dbesc($date_from) . "'";
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}
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if ($date_to != "") {
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if (is_numeric($date_to)) $sql_where .= " AND `start` <= '" . date("Y-m-d H:i:s", $date_to) . "'";
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else $sql_where .= " AND `start` <= '" . dbesc($date_to) . "'";
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}
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$ret = array();
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$r = q("SELECT * FROM `event` WHERE `uid` = %d " . $sql_where . " ORDER BY `start`", IntVal($calendar["namespace_id"]));
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$a = get_app();
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foreach ($r as $row) {
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$r = $this->jqcal2wdcal($row, $calendar, $a->get_baseurl());
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$r["calendar_id"] = $calendar["id"];
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$ret[] = $r;
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}
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return $ret;
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}
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/**
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* Returns a list of calendars for a principal.
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*
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* Every project is an array with the following keys:
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* * id, a unique id that will be used by other functions to modify the
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* calendar. This can be the same as the uri or a database key.
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* * uri, which the basename of the uri with which the calendar is
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* accessed.
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* * principaluri. The owner of the calendar. Almost always the same as
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* principalUri passed to this method.
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*
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* Furthermore it can contain webdav properties in clark notation. A very
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* common one is '{DAV:}displayname'.
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*
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* @param string $principalUri
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* @return array
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*/
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public function getCalendarsForUser($principalUri)
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{
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$n = dav_compat_principal2namespace($principalUri);
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if ($n["namespace"] != $this->getNamespace()) return array();
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$cals = q("SELECT * FROM %s%scalendars WHERE `namespace` = %d AND `namespace_id` = %d", CALDAV_SQL_DB, CALDAV_SQL_PREFIX, $this->getNamespace(), IntVal($n["namespace_id"]));
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$ret = array();
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foreach ($cals as $cal) {
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if (!in_array($cal["uri"], $GLOBALS["CALDAV_PRIVATE_SYSTEM_CALENDARS"])) continue;
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$dat = array(
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"id" => $cal["id"],
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"uri" => $cal["uri"],
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"principaluri" => $principalUri,
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'{' . Sabre_CalDAV_Plugin::NS_CALENDARSERVER . '}getctag' => $cal['ctag'] ? $cal['ctag'] : '0',
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"calendar_class" => "Sabre_CalDAV_Calendar_Virtual",
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);
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foreach ($this->propertyMap as $key=> $field) $dat[$key] = $cal[$field];
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$ret[] = $dat;
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}
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return $ret;
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}
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/**
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* @param int $calendar_id
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* @param int $calendarobject_id
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* @return string
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*/
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function getItemDetailRedirect($calendar_id, $calendarobject_id)
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{
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$a = get_app();
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$item = q("SELECT `id` FROM `item` WHERE `event-id` = %d AND `uid` = %d AND deleted = 0", IntVal($calendarobject_id), $a->user["uid"]);
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if (count($item) == 0) return "/events/";
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return "/display/" . $a->user["nickname"] . "/" . IntVal($item[0]["id"]);
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}
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}
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