static function getJSApiTk()
{
$ticket = Yii::app()->cache->get('wx_jsapi_ticket');
if ($ticket) {
$ticket = unserialize($ticket);
return $ticket['ticket'];
}
$url = str_replace('[TOKEN]', WeixinApi::getAccessToken(), WX_GET_JSAPI_URL);
$request = Yii::app()->curl->run($url);
$aResponse = WeixinApi::parseResponse($request, __FILE__, __LINE__);
$ticket = array('ticket' => $aResponse['ticket'], 'expire' => time() + $aResponse['expires_in']);
Yii::app()->cache->set('wx_jsapi_ticket', serialize($ticket), $aResponse['expires_in']);
return $ticket['ticket'];
}
