public function wxpay($openid,$total_fee,$body,$order_sn){
$config = $this->config;
$unifiedorder = array(
'appid' => $config['appid'],
'mch_id' => $config['mch_id'],
'nonce_str' => self::getNonceStr(),
'body' => $body,
'out_trade_no' => $order_sn,
'total_fee' => $total_fee * 100,
'spbill_create_ip' => self::getip(),
'notify_url' => 'http://'.$_SERVER['HTTP_HOST'].'/notify.php', 'trade_type' => 'JSAPI',
'openid' => $openid
);
$unifiedorder['sign'] = self::makeSign($unifiedorder);
$xmldata = self::array2xml($unifiedorder);
$res = self::curl_post_ssl($url, $xmldata);
if(!$res){
return array('status'=>0, 'msg'=>"Can't connect the server" );
}
$content = self::xml2array($res);
if(strval($content['result_code']) == 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['err_code']).':'.strval($content['err_code_des']));
}
if(strval($content['return_code']) == 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['return_msg']));
}
$time = time();
settype($time, "string");
$resdata = array(
'appId' => strval($content['appid']),
'nonceStr' => strval($content['nonce_str']),
'package' => 'prepay_id='.strval($content['prepay_id']),
'signType' => 'MD5',
'timeStamp' => $time
);
$resdata['paySign'] = self::makeSign($resdata);
return json_encode($resdata);
}
public function refund($transaction_id,$out_refund_no,$total_fee,$refund_fee){
$config = $this->config;
$refundorder = array(
'appid' => $config['appid'],
'mch_id' => $config['mch_id'],
'nonce_str' => self::getNonceStr(),
'transaction_id'=> $transaction_id,
'out_refund_no' => $out_refund_no,
'total_fee' => $total_fee * 100,
'refund_fee' => $refund_fee * 100
);
$refundorder['sign'] = self::makeSign($refundorder);
$xmldata = self::array2xml($refundorder);
$res = self::curl_post_ssl($url, $xmldata);
if(!$res){
return array('status'=>0, 'msg'=>"Can't connect the server" );
}
$content = self::xml2array($res);
if(strval($content['result_code']) == 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['err_code']).':'.strval($content['err_code_des']));
}
if(strval($content['return_code']) == 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['return_msg']));
}
return $content;
}