public function checkSignature (){ $signature = $_GET [ "signature" ]; $timestamp = $_GET [ "timestamp" ]; $nonce = $_GET [ "nonce" ]; $tmpArr = array ( config ( "wechat.token" ), $timestamp , $nonce ); sort ( $tmpArr , SORT_STRING ); $tmpStr = implode ( $tmpArr ); $sign = sha1 ( $tmpStr ); if ( $sign == $signature ) { if ( isset ( $_GET [ 'echostr' ])){ return $_GET [ 'echostr' ]; } return true ; } return false ; } 推荐集成easyWechat。
