// +---------------------------------------------------------------------- namespace service; /** * 微信扫码支付回调 * Class WxpayServiceNotify * @package service * * 调用实例 * * $mchid = SystemConfig::getValue('pay_weixin_mchid'); //微信支付商户号 PartnerID 通过微信支付商户资料审核后邮件发送 $appid = SystemConfig::getValue('pay_weixin_appid'); //公众号APPID 通过微信支付商户资料审核后邮件发送 $apiKey = SystemConfig::getValue('pay_weixin_key'); //https://pay.weixin.qq.com 帐户设置-安全设置-API安全-API密钥-设置API密钥 $wxPay = new WxpayServiceNotify($mchid,$appid,$apiKey); $result = $wxPay->notify(); if($result){ $data['is_pay'] = 1; $data['pay_time'] = time(); $res = ThemeEnlistModel::edit($data,$result['out_trade_no'],'order_id'); if($res) echo 'success'; //完成你的逻辑 //例如连接数据库，获取付款金额$result['cash_fee']，获取订单号$result['out_trade_no']，修改数据库中的订单状态等; }else{ echo 'pay error'; } */ class WxpayServiceNotify { protected $mchid; protected $appid; protected $apiKey; public function __construct($mchid, $appid, $key) { $this->mchid = $mchid; $this->appid = $appid; $this->apiKey = $key; } public function notify() { $config = array( 'mch_id' => $this->mchid, 'appid' => $this->appid, 'key' => $this->apiKey, ); $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); if ($postObj === false) { die('parse xml error'); } if ($postObj->return_code != 'SUCCESS') { die($postObj->return_msg); } if ($postObj->result_code != 'SUCCESS') { die($postObj->err_code); } $arr = (array)$postObj; unset($arr['sign']); if (self::getSign($arr, $config['key']) == $postObj->sign) { echo ''; return $arr; } } /** * 获取签名 */ public static function getSign($params, $key) { ksort($params, SORT_STRING); $unSignParaString = self::formatQueryParaMap($params, false); $signStr = strtoupper(md5($unSignParaString . "&key=" . $key)); return $signStr; } protected static function formatQueryParaMap($paraMap, $urlEncode = false) { $buff = ""; ksort($paraMap); foreach ($paraMap as $k => $v) { if (null != $v && "null" != $v) { if ($urlEncode) { $v = urlencode($v); } $buff .= $k . "=" . $v . "&"; } } $reqPar = ''; if (strlen($buff) > 0) { $reqPar = substr($buff, 0, strlen($buff) - 1); } return $reqPar; } }