$payment['routine_appId'], 'mch_id' => $payment['pay_routine_mchid'], 'key' => $payment['pay_routine_key'], ); $unified = array( 'appid' => $config['appid'], 'attach' => $attach, //商家数据包，原样返回，如果填写中文，请注意转换为utf-8 'body' => $body, 'mch_id' => $config['mch_id'], 'nonce_str' => self::nonce_str(),//随机字符串 // 'notify_url' => $payment['site_url'].Url::build('/routine/Routine/notify'), 'notify_url' => Request::instance()->domain().Url::build('/routine/Routine/notify'), 'openid' => $openid, 'out_trade_no' => $out_trade_no, 'spbill_create_ip' => Request::instance()->ip()?:'127.0.0.1',//终端的ip 'total_fee' => $fee*100, //单位 转为分 'trade_type' => 'JSAPI'//交易类型 默认 ); $unified['sign'] = self::getSign($unified, $config['key']);//签名 $responseXml = HttpService::postRequest('https://api.mch.weixin.qq.com/pay/unifiedorder', self::arrayToXml($unified)); $unifiedOrder = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA); if ($unifiedOrder === false) { die('parse xml error'); } if ($unifiedOrder->return_code != 'SUCCESS') { die($unifiedOrder->return_msg); } if ($unifiedOrder->result_code != 'SUCCESS') { die($unifiedOrder->err_code); } $time = time(); $arr = array( "appId" => $unifiedOrder->appid, "timeStamp" => "$time", "nonceStr" => self::nonce_str(),//随机字符串 "package" => "prepay_id=" . $unifiedOrder->prepay_id, "signType" => 'MD5', ); $arr['paySign'] = self::getSign($arr, $config['key']); return $arr; } //随机32位字符串 public static function nonce_str(){ $result = ''; $str = 'QWERTYUIOPASDFGHJKLZXVBNMqwertyuioplkjhgfdsamnbvcxz'; for ($i=0;$i<32;$i++){ $result .= $str[rand(0,48)]; } return $result; } //数组转XML public static function arrayToXml($arr) { $xml = ""; foreach ($arr as $key => $val) { if (is_numeric($val)) { $xml .= "<" . $key . ">" . $val . ""; } else $xml .= "<" . $key . ">"; } $xml .= ""; return $xml; } /** * 获取签名 */ public static function getSign($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 $reqPar; } //获取IP public static function get_server_ip() { if (isset($_SERVER)) { if($_SERVER['SERVER_ADDR']) { $server_ip = $_SERVER['SERVER_ADDR']; } else { $server_ip = $_SERVER['LOCAL_ADDR']; } } else { $server_ip = getenv('SERVER_ADDR'); } return $server_ip; } }