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<?php
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namespace Think\Pay\Driver;
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class Tenpay extends \Think\Pay\Pay {
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protected $gateway = 'https://gw.tenpay.com/gateway/pay.htm';
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protected $verify_url = 'https://gw.tenpay.com/gateway/simpleverifynotifyid.xml';
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protected $config = array(
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'key' => '',
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'partner' => ''
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);
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public function check() {
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if (!$this->config['key'] || !$this->config['partner']) {
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E("财付通设置有误！");
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}
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return true;
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}
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public function buildRequestForm(\Think\Pay\PayVo $vo) {
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$param = array(
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'input_charset' => "UTF-8",
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'body' => $vo->getBody(),
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'subject' => $vo->getTitle(),
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'return_url' => $this->config['return_url'],
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'notify_url' => $this->config['notify_url'],
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'partner' => $this->config['partner'],
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'out_trade_no' => $vo->getOrderNo(),
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'total_fee' => $vo->getFee() * 100,
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'spbill_create_ip' => get_client_ip()
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);
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$param['sign'] = $this->createSign($param);
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$sHtml = $this->_buildForm($param, $this->gateway);
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return $sHtml;
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}
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/**
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* 获取返回时的签名验证结果
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* @param $para_temp 通知返回来的参数数组
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* @param $sign 返回的签名结果
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* @return 签名验证结果
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*/
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protected function getSignVeryfy($param, $sign) {
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//除去待签名参数数组中的空值和签名参数
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$param_filter = array();
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while (list ($key, $val) = each($param)) {
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if ($key == "sign" || $val == "") {
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continue;
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} else {
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$param_filter[$key] = $param[$key];
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}
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}
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$mysgin = $this->createSign($param_filter);
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if ($mysgin == $sign) {
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return true;
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} else {
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return false;
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}
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}
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public function verifyNotify($notify) {
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//生成签名结果
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$isSign = $this->getSignVeryfy($notify, $notify["sign"]);
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$response = true;
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if (!empty($notify["notify_id"])) {
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$response = $this->getResponse($notify["notify_id"]);
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}
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if ($response && $isSign) {
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$this->setInfo($notify);
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return true;
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} else {
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return false;
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}
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}
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/**
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* 创建签名
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* @param type $params
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*/
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protected function createSign($params) {
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ksort($params);
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reset($params);
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$arg = '';
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foreach ($params as $key => $value) {
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$arg .= "{$key}={$value}&";
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}
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return strtoupper(md5($arg . 'key=' . $this->config['key']));
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}
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protected function setInfo($notify) {
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$info = array();
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//支付状态
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$info['status'] = $notify['trade_state'] == 0 ? true : false;
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$info['money'] = $notify['total_fee'] / 100;
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$info['out_trade_no'] = $notify['out_trade_no'];
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$this->info = $info;
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}
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/**
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* 获取远程服务器ATN结果,验证返回URL
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* @param $notify_id 通知校验ID
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* @return 服务器ATN结果
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* 验证结果集：
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* invalid命令参数不对 出现这个错误，请检测返回处理中partner和key是否为空
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* true 返回正确信息
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* false 请检查防火墙或者是服务器阻止端口问题以及验证时间是否超过一分钟
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*/
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protected function getResponse($notify_id) {
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$partner = $this->config['partner'];
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$params = array(
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'input_charset' => 'UTF-8',
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'partner' => $partner,
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'notify_id' => $notify_id
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);
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$sign = $this->createSign($params);
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$veryfy_url = $this->verify_url . "?input_charset=UTF-8&sign={$sign}&partner=" . $partner . "¬ify_id=" . $notify_id;
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$responseTxt = $this->fsockOpen($veryfy_url);
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$responseTxt = simplexml_load_string($responseTxt);
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return (int) $responseTxt->retcode == 0;
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}
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}
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