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206 lines
7.3 KiB
206 lines
7.3 KiB
3 years ago
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<?php
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defined('BASE_PATH') OR exit('No direct script access allowed');
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class alipay
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{
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/**
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* 生成支付代码
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* @param array $order 订单信息
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* @param array $payment 支付方式信息
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*/
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public function get_code($order, $payment)
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{
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if (! defined('CHARSET')) {
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$charset = 'utf-8';
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} else {
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$charset = CHARSET;
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}
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include_once(BASE_PATH.'helpers/payment_helper.php');
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$gateway = 'http://wappaygw.alipay.com/service/rest.htm?';
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// 请求业务数据
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$req_data = '<direct_trade_create_req>' .
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'<subject>' . $order['order_sn'] . '</subject>' .
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'<out_trade_no>' . $order['order_sn'] . 'O' . $order['log_id'] . '</out_trade_no>' .
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'<total_fee>' . $order['order_amount'] . '</total_fee>' .
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'<seller_account_name>' . $payment['alipay_account'] . '</seller_account_name>' .
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'<call_back_url>' . return_url(basename(__FILE__, '.php')) . '</call_back_url>' .
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'<notify_url>' . __URL__.'alipay.php' . '</notify_url>' .
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'<out_user>' . $order['consignee'] . '</out_user>' .
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'<merchant_url>'.__URL__.'</merchant_url>' .
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'<pay_expire>3600</pay_expire>' .
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'</direct_trade_create_req>';
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$parameter = array(
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'service' => 'alipay.wap.trade.create.direct', // 接口名称
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'format' => 'xml', // 请求参数格式
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'v' => '2.0', // 接口版本号
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'partner' => $payment['alipay_partner'], // 合作者身份ID
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'req_id' => $order['order_sn'] . $order['log_id'], // 请求号，唯一
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'sec_id' => 'MD5', // 签名方式
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'req_data' => $req_data, // 请求业务数据
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"_input_charset" => $charset
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);
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ksort($parameter);
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reset($parameter);
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$param = '';
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$sign = '';
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foreach ($parameter as $key => $val) {
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$param .= "$key=" . urlencode($val) . "&";
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$sign .= "$key=$val&";
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}
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$param = substr($param, 0, - 1);
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$sign = substr($sign, 0, - 1) . $payment['alipay_key'];
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// 请求授权接口
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$result = \libraries\Http::doPost($gateway, $param . '&sign=' . md5($sign));
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$result = urldecode($result); // URL转码
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$result_array = explode('&', $result); // 根据 & 符号拆分
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// 重构数组
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$new_result_array = $temp_item = array();
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if (is_array($result_array)) {
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foreach ($result_array as $vo) {
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$temp_item = explode('=', $vo, 2); // 根据 & 符号拆分
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$new_result_array[$temp_item[0]] = $temp_item[1];
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}
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}
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$xml = simplexml_load_string($new_result_array['res_data']);
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$request_token = (array) $xml->request_token;
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// 请求交易接口
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$parameter = array(
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'service' => 'alipay.wap.auth.authAndExecute', // 接口名称
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'format' => 'xml', // 请求参数格式
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'v' => $new_result_array['v'], // 接口版本号
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'partner' => $new_result_array['partner'], // 合作者身份ID
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'sec_id' => $new_result_array['sec_id'],
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'req_data' => '<auth_and_execute_req><request_token>' . $request_token[0] . '</request_token></auth_and_execute_req>',
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'request_token' => $request_token[0],
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'_input_charset' => $charset
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);
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ksort($parameter);
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reset($parameter);
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$param = '';
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$sign = '';
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foreach ($parameter as $key => $val) {
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$param .= "$key=" . urlencode($val) . "&";
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$sign .= "$key=$val&";
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}
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$param = substr($param, 0, - 1);
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$sign = substr($sign, 0, - 1) . $payment['alipay_key'];
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/* 生成支付按钮 */
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$button = '<script type="text/javascript" src="data/assets/script/ap.js"></script><a type="button" class="box-flex btn-submit" onclick="javascript:_AP.pay(\'' . $gateway . $param . '&sign=' . md5($sign) . '\')">支付宝支付</a>';
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return $button;
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}
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/**
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* 同步通知
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* @param $data
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* @return mixed
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*/
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public function callback($data)
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{
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if (! empty($_GET)) {
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include_once(BASE_PATH.'helpers/payment_helper.php');
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$out_trade_no = explode('O', $_GET['out_trade_no']);
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$log_id = $out_trade_no[1];
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$payment = get_payment($data['code']);
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/* 检查数字签名是否正确 */
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ksort($_GET);
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reset($_GET);
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$sign = '';
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foreach ($_GET as $key => $val) {
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if ($key != 'sign' && $key != 'sign_type' && $key != 'code') {
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$sign .= "$key=$val&";
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}
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}
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$sign = substr($sign, 0, - 1) . $payment['alipay_key'];
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if (md5($sign) != $_GET['sign']) {
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return false;
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}
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if ($_GET['result'] == 'success') {
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/* 改变订单状态 */
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order_paid($log_id, 2);
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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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}else{
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return false;
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}
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}
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/**
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* 异步通知
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* @param $data
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* @return mixed
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*/
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public function notify($data)
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{
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if (! empty($_POST)) {
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include_once(BASE_PATH.'helpers/payment_helper.php');
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$payment = get_payment($data['code']);
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// 支付宝系统通知待签名数据构造规则比较特殊，为固定顺序。
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$parameter['service'] = $_POST['service'];
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$parameter['v'] = $_POST['v'];
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$parameter['sec_id'] = $_POST['sec_id'];
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$parameter['notify_data'] = $_POST['notify_data'];
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// 生成签名字符串
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$sign = '';
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foreach ($parameter as $key => $val) {
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$sign .= "$key=$val&";
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}
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$sign = substr($sign, 0, - 1) . $payment['alipay_key'];
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// 验证签名
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if (md5($sign) != $_POST['sign']) {
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exit("fail");
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}
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// 解析notify_data
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$data = (array) simplexml_load_string($parameter['notify_data']);
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// 交易状态
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$trade_status = $data['trade_status'];
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// 获取支付订单号log_id
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$out_trade_no = explode('O', $data['out_trade_no']);
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$log_id = $out_trade_no[1]; // 订单号log_id
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if ($trade_status == 'TRADE_FINISHED' || $trade_status == 'TRADE_SUCCESS') {
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/* 改变订单状态 */
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order_paid($log_id, 2);
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/*if(method_exists('WechatController', 'do_oauth')){
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//如果需要，微信通知
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$order_id = model()->table('order_info')->field('order_id')->where(array('order_sn'=>$out_trade_no[0]))->one();
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$order_url = U('user/order/detail', array('order_id'=>$order_id), true);
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$order_url = urlencode(base64_encode($order_url));
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//send_wechat_message('pay_remind', '', $out_trade_no[0].' 订单已支付', $order_url, $out_trade_no[0]);
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}*/
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exit("success");
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} else {
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exit("fail");
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}
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} else {
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exit("fail");
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}
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}
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/**
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* 订单查询
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* @return mixed
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*/
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public function query($order, $payment)
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{
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}
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}
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