fastadmin 微信、支付宝支付

//执行支付public function wechat($code,$title,$amount,$order){
　　　　 //$code = '';前端传过来$openid = '';//用户的openid$type = 'wechat';//支付方式$method = 'miniapp';//支付类型$appid = '';　　　　//平台获取$secret = '';　　　　//平台获取if ($info = $this->userOpenId(appid,$secret,$code)){//用户的openid$openid = $info['openid'];}if ($openid == ''){return $this->err('未获取到用户openid');}if (!$amount || $amount < 0) {return $this->err("支付金额必须大于0");}if (!$type || !in_array($type, ['alipay', 'wechat'])) {return $this->err("支付类型不能为空");}if (in_array($method, ['miniapp', 'mp']) && !$openid) {return $this->err("openid不能为空");}//回调链接$notifyurl = $this->request->root(true) . '/addons/epay/index/notifyx/paytype/' . $type;$returnurl = $this->request->root(true) . '/addons/epay/index/returnx/paytype/' . $type . '/out_trade_no/' . $order;$response = Service::submitOrder('0.01', $order, $type, $title, $notifyurl, $returnurl, $method, $openid);$array = json_decode($response,true);$array['order'] = $order;return $this->succ('成功',$array);}    //获取用户的openIdpublic function userOpenId($appid,$secret,$code){$url = "https://api.weixin.qq.com/sns/jscode2session?appid=$appid&secret=$secret&js_code=$code&grant_type=authorization_code";$curl = curl_init();curl_setopt($curl, CURLOPT_URL, $url);curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);if (!empty($data)) {curl_setopt($curl, CURLOPT_POST, 1);curl_setopt($curl, CURLOPT_POSTFIELDS, $data);}curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);$output = curl_exec($curl);if (curl_errno($curl)) {return false;}curl_close($curl);$data = json_decode($output,true);if (isset($data['openid'])){return $data;}return false;}