网上关于 qq钱包支付服务端（php） 的资料很少，特来记录下
qq接口通道，https://qpay.qq.com/buss/wiki/38/1203
下面直接贴 封装好的代码，
<?phpnamespace QQPay;class QQPay
{const API_URL_PREFIX = 'https://qpay.qq.com'; //接口API URL前缀const UNIFIEDORDER_URL = "/cgi-bin/pay/qpay_unified_order.cgi"; //下单地址URLconst ORDERQUERY_URL = "/cgi-bin/pay/qpay_order_query.cgi"; //查询订单URLconst CLOSEORDER_URL = "/cgi-bin/pay/qpay_close_order.cgi"; //关闭订单URLprivate $appid; // 应用号IDprivate $mch_id; // 商户号private $nonce_str; // 随机字符串private $sign; // 签名private $body; // 商品描述private $out_trade_no; // 商户订单号private $total_fee; // 支付总金额private $spbill_create_ip; // 终端IPprivate $notify_url; // 支付结果回调通知地址private $trade_type; // 交易类型 APP、JSAPI、NATIVE、MINIAPPprivate $key; // 支付密钥public $postCharset = "UTF-8"; // 表单提交字符集编码public $signType = "HMAC-SHA1"; // 签名类型private $SSLCERT_PATH; // 证书路径private $SSLKEY_PATH;private $params = array(); // 所有参数private $logs; // 日志类private $fileCharset = "UTF-8";private $appkey;public function __construct($qqArr){$this->appid = $qqArr["appid"];$this->mch_id = $qqArr["mch_id"];$this->notify_url = $qqArr["notify_url"];$this->key = $qqArr["key"];$this->appkey = $qqArr["appKey"];}/*** 下单方法* @param $params 下单参数* @return array*/public function unifiedOrder( $params ){$this->params['appid'] = $this->appid;$this->params['mch_id'] = $this->mch_id;$this->params['nonce_str'] = $this->nonce_str = $this->genRandomString();$this->params['body'] = $this->body = $params['body'];$this->params['out_trade_no'] = $this->out_trade_no = $params['out_trade_no'];$this->params['total_fee'] = $this->total_fee = $params['total_fee'];$this->params['spbill_create_ip'] = $this->spbill_create_ip = get_client_ip();$this->params['notify_url'] = $this->notify_url;$this->params['trade_type'] = $this->trade_type = $params['trade_type'];//获取签名数据$this->sign = $this->MakeSign( $this->params );$this->params['sign'] = $this->sign;$xml = $this->data_to_xml($this->params);$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::UNIFIEDORDER_URL);$result = $this->xml_to_data( $response );if(!empty($result['result_code']) && !empty($result['err_code'])){$result['err_msg'] = $this->error_code($result['err_code']);}return $result;}/*** 查询订单信息* @param $out_trade_no 订单号* @return array*/public function orderQuery($out_trade_no){$this->params['appid'] = $this->appid;$this->params['mch_id'] = $this->mch_id;$this->params['nonce_str'] = $this->genRandomString();$this->params['out_trade_no'] = $out_trade_no;//获取签名数据$this->sign = $this->MakeSign( $this->params );$this->params['sign'] = $this->sign;$xml = $this->data_to_xml($this->params);$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::ORDERQUERY_URL);$result = $this->xml_to_data($response);if(!empty($result['result_code']) && !empty($result['err_code'])){$result['err_msg'] = $this->error_code($result['err_code']);}return $result;}/*** 关闭订单* @param $out_trade_no 订单号* @return array*/public function closeOrder($out_trade_no){$this->params['appid'] = $this->appid;$this->params['mch_id'] = $this->mch_id;$this->params['nonce_str'] = $this->genRandomString();$this->params['out_trade_no'] = $out_trade_no;//获取签名数据$this->sign = $this->MakeSign($this->params);$this->params['sign'] = $this->sign;$xml = $this->data_to_xml($this->params);$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::CLOSEORDER_URL);$result = $this->xml_to_data( $response );return $result;}/*** 生成用于调用收银台SDK的字符串* @param $request SDK接口的请求参数对象* @return string* @author guofa.tgf*/public function sdkExecute($request) {$this->setupCharsets($request);$params['appid'] = $request['appid'];$params['bargainorId'] = $request['bargainorId'];$params['tokenId'] = $request['tokenId'];$params['nonce'] = $request['nonce'];$params['timestamp'] = time();$params['sign'] = $request['sign'];$params['sigType'] = $this->signType;$params['completion'] = $this->notify_url;foreach ($params as &$value){$value = $this->character($value, $params['charset']);}return http_build_query($params);}/*** 校验$value是否非空* @param string $value* @return boolean**/protected function checkEmpty($value) {if (!isset($value))return true;if ($value === null)return true;if (trim($value) === "")return true;return false;}/*** 生成APP端支付参数* @param string $prepayid 预支付id* @return array*/public function getAppPayParams($prepayid){$ls_arr = ["appId" => $this->appid,"bargainorId" => $this->mch_id,"nonce" => $this->genRandomString(),"pubAcc" => "","tokenId" => $prepayid];$sign = $this->appMakeSign($ls_arr, $this->appkey);$ls_arr["sig"] = $sign;$ls_arr["timeStamp"] = time();$ls_arr["sigType"] = "HMAC-SHA1";return $ls_arr;}/*** 转换字符集编码* @param $data* @param $targetCharset* @return string*/private function character($data, $targetCharset){if (!empty($data)){$fileType = $this->fileCharset;if (strcasecmp($fileType, $targetCharset) != 0){$data = mb_convert_encoding($data, $targetCharset, $fileType);}}return $data;}private function setupCharsets($request){if ($this->checkEmpty($this->postCharset)){$this->postCharset = 'UTF-8';}$str = preg_match('/[\x80-\xff]/', $this->appId) ? $this->appId : print_r($request, true);$this->fileCharset = mb_detect_encoding($str, "UTF-8, GBK") == 'UTF-8' ? 'UTF-8' : 'GBK';}/**** 获取支付结果通知数据* return array*/public function getNotifyData(){//获取通知的数据$xml = $GLOBALS['HTTP_RAW_POST_DATA'];$data = array();if( empty($xml) ){return false;}$data = $this->xml_to_data( $xml );if( !empty($data['return_code']) ){if( $data['return_code'] == 'FAIL' ){return false;}}return $data;}/*** 接收通知成功后应答输出XML数据*/public function replyNotify(){$data['return_code'] = 'SUCCESS';$data['return_msg'] = 'OK';$xml = $this->data_to_xml( $data );echo $xml;}/*** 生成签名* @param array $params* @return 签名*/public function MakeSign( $params ){//签名步骤一：按字典序排序数组参数ksort($params);$string = $this->ToUrlParams($params);//签名步骤二：在string后加入KEY$string = $string . "&key=".$this->key;//签名步骤三：MD5加密$string = md5($string);//签名步骤四：所有字符转为大写$result = strtoupper($string);return $result;}/*** 将参数拼接为url: key=value&key=value* @param $params* @return string*/public function ToUrlParams( $params ){$string = '';if( !empty($params) ){$array = array();foreach( $params as $key => $value ){$array[] = $key.'='.$value;}$string = implode("&",$array);}return $string;}/*** app生成签名* @param array $params* @param string $appkey* @return 签名*/public function appMakeSign($params, $appkey){//签名步骤一：按字典序排序数组参数ksort($params);$string = $this->ToUrlParams($params);//签名步骤二：在string后加入KEY$appkey = $appkey.'&';$result = base64_encode(hash_hmac("sha1", $string, $appkey, true));return $result;}/** 输出xml字符* @param array $params 参数名称* return xml*/public function data_to_xml( $params ){if(!is_array($params)|| count($params) <= 0){return false;}$xml = "<xml>";foreach ($params as $key=>$val){if (is_numeric($val)){$xml.="<".$key.">".$val."</".$key.">";}else{$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";}}$xml.="</xml>";return $xml;}/** 将xml转为array* @param string $xml* return array*/public function xml_to_data($xml){if(!$xml){return false;}//将XML转为array//禁止引用外部xml实体libxml_disable_entity_loader(true);$data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);return $data;}/** 验证签名* @param string $xml* return array*/public function validationSignature($params){//签名步骤一：按字典序排序数组参数ksort($params);$string = $this->ToUrlParams($params);return $string;//签名步骤二：在string后加入KEY$string = $string . "&key=".$this->key;//签名步骤三：MD5加密$string = md5($string);//签名步骤四：所有字符转为大写$result = strtoupper($string);return $result;}/*** 获取毫秒级别的时间戳*/private static function getMillisecond(){//获取毫秒的时间戳$time = explode ( " ", microtime () );$time = $time[1] . ($time[0] * 1000);$time2 = explode( ".", $time );$time = $time2[0];return $time;}/*** 产生一个指定长度的随机字符串,并返回给用户* @param int $len 产生字符串的长度* @return string 随机字符串*/private function genRandomString($len = 32){$chars = array("a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k","l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v","w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G","H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R","S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2","3", "4", "5", "6", "7", "8", "9");$charsLen = count($chars) - 1;// 将数组打乱shuffle($chars);$output = "";for ($i = 0; $i < $len; $i++) {$output .= $chars[mt_rand(0, $charsLen)];}return $output;}/** 以post方式提交xml到对应的接口url** @param string $xml 需要post的xml数据* @param string $url url* @param bool $useCert 是否需要证书，默认不需要* @param int $second url执行超时时间，默认30s* @throws WxPayException*/private function postXmlCurl($xml, $url, $useCert = false, $second = 30){$ch = curl_init();//设置超时curl_setopt($ch, CURLOPT_TIMEOUT, $second);curl_setopt($ch,CURLOPT_URL, $url);curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);//设置headercurl_setopt($ch, CURLOPT_HEADER, FALSE);//要求结果为字符串且输出到屏幕上curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);if($useCert == true){//设置证书//使用证书：cert 与 key 分别属于两个.pem文件curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');//curl_setopt($ch,CURLOPT_SSLCERT, WxPayConfig::SSLCERT_PATH);curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');//curl_setopt($ch,CURLOPT_SSLKEY, WxPayConfig::SSLKEY_PATH);}//post提交方式curl_setopt($ch, CURLOPT_POST, TRUE);curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);//运行curl$data = curl_exec($ch);//返回结果if($data){curl_close($ch);return $data;} else {$error = curl_errno($ch);curl_close($ch);return false;}}/** 错误代码* @param $code 服务器输出的错误代码* return string*/public function error_code( $code ){$errList = array('LACK_PARAMS' => '缺少必要的请求参数','NOAUTH' => '商户未开通此接口权限','NOTENOUGH' => '用户帐号余额不足','ORDERNOTEXIST' => '订单号不存在','ORDERPAID' => '商户订单已支付，无需重复操作','ORDERCLOSED' => '当前订单已关闭，无法支付','SYSTEMERROR' => '系统错误!系统超时','APPID_NOT_EXIST' => '参数中缺少APPID','MCHID_NOT_EXIST' => '参数中缺少MCHID','APPID_MCHID_NOT_MATCH' => 'appid和mch_id不匹配','LACK_PARAMS' => '缺少必要的请求参数','OUT_TRADE_NO_USED' => '同一笔交易不能多次提交','SIGNERROR' => '参数签名结果不正确','XML_FORMAT_ERROR' => 'XML格式错误','REQUIRE_POST_METHOD' => '未使用post传递参数 ','POST_DATA_EMPTY' => 'post数据不能为空','NOT_UTF8' => '未使用指定编码格式',);if( array_key_exists( $code , $errList ) ){return $errList[$code];}}}
下面是调用示例，直接给客户端调起qq钱包支付就行，客户端可能还需要一个参数 serialNumber 可以给他个时间戳，或者1，2，3，4 … 一直递增的给它
$qqArr = array("appid" => "","mch_id" => "","notify_url" => "","key" => "","appKey" => "",);$param= array("out_trade_no" => $order, // 订单号"trade_type" => "APP", // 固定值"total_fee" => 100, // 单位为分"body" => "订单标题", );$qq = new QQPay($qqArr);$unified = $qq->unifiedOrder($param);$data = array();if( $unified["return_code"] == "SUCCESS" && $unified["result_code"] == "SUCCESS" ){$data = $qq->getAppPayParams($unified["prepay_id"]);$data["stat"] = "success";$data["order"] = $param["out_trade_no"];}else{$data["stat"] = "fail";$data["msg"] = "";//$unified["err_msg"];}$data["mark"] = $mark;echo json_encode($data);die();
end~~