friendica-addons/dav/common/wdcal_backend.inc.php

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<?php
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use Friendica\Core\L10n;
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use Friendica\Util\Temporal;
/**
* @param mixed $obj
* @return string
*/
function wdcal_jsonp_encode($obj)
{
$str = json_encode($obj);
if (isset($_REQUEST["callback"])) {
$str = $_REQUEST["callback"] . "(" . $str . ")";
}
return $str;
}
/**
* @param string $day
* @param int $weekstartday
* @param int $num_days
* @param string $type
* @return array
*/
function wdcal_get_list_range_params($day, $weekstartday, $num_days, $type)
{
$phpTime = IntVal($day);
switch ($type) {
case "month":
$st = mktime(0, 0, 0, date("m", $phpTime), 1, date("Y", $phpTime));
$et = mktime(0, 0, -1, date("m", $phpTime) + 1, 1, date("Y", $phpTime));
break;
case "week":
//suppose first day of a week is monday
$monday = date("d", $phpTime) - date('N', $phpTime) + 1;
//echo date('N', $phpTime);
$st = mktime(0, 0, 0, date("m", $phpTime), $monday, date("Y", $phpTime));
$et = mktime(0, 0, -1, date("m", $phpTime), $monday + 7, date("Y", $phpTime));
break;
case "multi_days":
//suppose first day of a week is monday
$monday = date("d", $phpTime) - date('N', $phpTime) + $weekstartday;
//echo date('N', $phpTime);
$st = mktime(0, 0, 0, date("m", $phpTime), $monday, date("Y", $phpTime));
$et = mktime(0, 0, -1, date("m", $phpTime), $monday + $num_days, date("Y", $phpTime));
break;
case "day":
$st = mktime(0, 0, 0, date("m", $phpTime), date("d", $phpTime), date("Y", $phpTime));
$et = mktime(0, 0, -1, date("m", $phpTime), date("d", $phpTime) + 1, date("Y", $phpTime));
break;
default:
return array(0, 0);
}
return array($st, $et);
}
/**
* @param Sabre_DAV_Server $server
* @param string $right
* @return null|Sabre_CalDAV_Calendar
*/
function wdcal_print_feed_getCal(&$server, $right)
{
$cals = dav_get_current_user_calendars($server, $right);
$calfound = null;
for ($i = 0; $i < count($cals) && $calfound === null; $i++) {
$prop = $cals[$i]->getProperties(array("id"));
if (isset($prop["id"]) && (!isset($_REQUEST["cal"]) || in_array($prop["id"], $_REQUEST["cal"]))) $calfound = $cals[$i];
}
return $calfound;
}
/**
*
*/
function wdcal_print_feed($base_path = "")
{
$server = dav_create_server(true, true, false);
$ret = null;
$method = $_GET["method"];
switch ($method) {
case "add":
$cs = wdcal_print_feed_getCal($server, DAV_ACL_WRITE);
if ($cs == null) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
try {
$item = dav_create_empty_vevent();
$component = dav_get_eventComponent($item);
$component->add("SUMMARY", icalendar_sanitize_string(dav_compat_parse_text_serverside("CalendarTitle")));
if (isset($_REQUEST["allday"])) $type = Sabre\VObject\Property\DateTime::DATE;
else $type = Sabre\VObject\Property\DateTime::LOCALTZ;
$datetime_start = new Sabre\VObject\Property\DateTime("DTSTART");
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$datetime_start->setDateTime(new DateTime(date(Temporal::MYSQL, IntVal($_REQUEST["CalendarStartTime"]))), $type);
$datetime_end = new Sabre\VObject\Property\DateTime("DTEND");
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$datetime_end->setDateTime(new DateTime(date(Temporal::MYSQL, IntVal($_REQUEST["CalendarEndTime"]))), $type);
$component->add($datetime_start);
$component->add($datetime_end);
$uid = $component->__get("UID");
$data = $item->serialize();
$cs->createFile($uid . ".ics", $data);
$ret = array(
'IsSuccess' => true,
'Msg' => 'add success',
'Data' => $uid . ".ics",
);
} catch (Exception $e) {
$ret = array(
'IsSuccess' => false,
'Msg' => $e->__toString(),
);
}
break;
case "list":
$weekstartday = (isset($_REQUEST["weekstartday"]) ? IntVal($_REQUEST["weekstartday"]) : 1); // 1 = Monday
$num_days = (isset($_REQUEST["num_days"]) ? IntVal($_REQUEST["num_days"]) : 7);
$ret = null;
$date = wdcal_get_list_range_params($_REQUEST["showdate"], $weekstartday, $num_days, $_REQUEST["viewtype"]);
$ret = array();
$ret['events'] = array();
$ret["issort"] = true;
$ret["start"] = $date[0];
$ret["end"] = $date[1];
$ret['error'] = null;
$cals = dav_get_current_user_calendars($server, DAV_ACL_READ);
foreach ($cals as $cal) {
$prop = $cal->getProperties(array("id"));
if (isset($prop["id"]) && (!isset($_REQUEST["cal"]) || in_array($prop["id"], $_REQUEST["cal"]))) {
$backend = wdcal_calendar_factory_by_id($prop["id"]);
$events = $backend->listItemsByRange($prop["id"], $date[0], $date[1], $base_path);
$ret["events"] = array_merge($ret["events"], $events);
}
}
$tmpev = array();
foreach ($ret["events"] as $e) {
if (!isset($tmpev[$e["start"]])) $tmpev[$e["start"]] = array();
$tmpev[$e["start"]][] = $e;
}
ksort($tmpev);
$ret["events"] = array();
foreach ($tmpev as $e) foreach ($e as $f) $ret["events"][] = $f;
break;
case "update":
$r = q("SELECT `calendarobject_id`, `calendar_id` FROM %s%sjqcalendar WHERE `id`=%d", CALDAV_SQL_DB, CALDAV_SQL_PREFIX, IntVal($_REQUEST["jq_id"]));
if (count($r) != 1) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
try {
$cs = dav_get_current_user_calendar_by_id($server, $r[0]["calendar_id"], DAV_ACL_READ);
$obj_uri = Sabre_CalDAV_Backend_Common::loadCalendarobjectById($r[0]["calendarobject_id"]);
$vObject = dav_get_current_user_calendarobject($server, $cs, $obj_uri["uri"], DAV_ACL_WRITE);
$component = dav_get_eventComponent($vObject);
if (!$component) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
if (isset($_REQUEST["allday"])) $type = Sabre\VObject\Property\DateTime::DATE;
else $type = Sabre\VObject\Property\DateTime::LOCALTZ;
$datetime_start = new Sabre\VObject\Property\DateTime("DTSTART");
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$datetime_start->setDateTime(new DateTime(date(Temporal::MYSQL, IntVal($_REQUEST["CalendarStartTime"]))), $type);
$datetime_end = new Sabre\VObject\Property\DateTime("DTEND");
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$datetime_end->setDateTime(new DateTime(date(Temporal::MYSQL, IntVal($_REQUEST["CalendarEndTime"]))), $type);
$component->__unset("DTSTART");
$component->__unset("DTEND");
$component->add($datetime_start);
$component->add($datetime_end);
$data = $vObject->serialize();
/** @var Sabre_CalDAV_CalendarObject $child */
$child = $cs->getChild($obj_uri["uri"]);
$child->put($data);
$ret = array(
'IsSuccess' => true,
'Msg' => 'Succefully',
);
} catch (Exception $e) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
break;
case "remove":
$r = q("SELECT `calendarobject_id`, `calendar_id` FROM %s%sjqcalendar WHERE `id`=%d", CALDAV_SQL_DB, CALDAV_SQL_PREFIX, IntVal($_REQUEST["jq_id"]));
if (count($r) != 1) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
try {
$cs = dav_get_current_user_calendar_by_id($server, $r[0]["calendar_id"], DAV_ACL_WRITE);
$obj_uri = Sabre_CalDAV_Backend_Common::loadCalendarobjectById($r[0]["calendarobject_id"]);
$child = $cs->getChild($obj_uri["uri"]);
$child->delete();
$ret = array(
'IsSuccess' => true,
'Msg' => 'Succefully',
);
} catch (Exception $e) {
echo wdcal_jsonp_encode(array('IsSuccess' => false,
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'Msg' => L10n::t('No access')));
killme();
}
break;
}
echo wdcal_jsonp_encode($ret);
killme();
}