public function queryPlaceCalendarRange()
{
$jsonData = json_decode($_POST['json_data'], true);
$placeCalendar = M('PlaceCalendar');
$map['place_id'] = $jsonData['placeId'];
$endDay = $placeCalendar->where($map)->max('date');
if ($endDay === false) {
$ret['retcode'] = '-1';
$ret['retmsg'] = 'Query place calendar range error.';
} else {
$startDay = date('Y-m-d');
$diff = API::dateDiff($startDay, $endDay);
$dateRange = array('diff' => $diff, 'startDay' => $startDay, 'endDay' => $endDay);
$ret['retcode'] = '1';
$ret['retmsg'] = 'success.';
$ret['retdata'] = $dateRange;
}
echo json_encode($ret, JSON_UNESCAPED_UNICODE);
}
