88 lines
3.6 KiB
PHP
88 lines
3.6 KiB
PHP
<?php
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/**
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* 支付宝（旧版 alipay）退款接口
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* 由 Pay::payrefund() require 调用
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*
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* 旧版即时到账使用 mapi 无密退款服务 refund_fastpay_by_platform_nopwd
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* 需在支付宝签约「无密退款」产品；未签约时会返回支付宝错误信息
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*
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* 可用变量：$data 流水记录，$config 接口配置，$money 退款金额
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* 须设置：$return = dr_return_data(...)
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*/
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$money = abs(isset($money) ? $money : $data['value']);
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$trade_no = trim((string)$data['result']);
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$batch_no = date('Ymd') . $data['id'] . mt_rand(1000, 9999);
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$batch_num = 1;
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// 格式：原付款支付宝交易号^退款总金额^退款理由
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$detail_data = $trade_no . '^' . number_format($money, 2, '.', '') . '^' . dr_lang('订单退款');
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if (!$config || empty($config['id']) || empty($config['key'])) {
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$return = dr_return_data(0, dr_lang('支付宝退款配置不完整'));
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} elseif (!$trade_no) {
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$return = dr_return_data(0, dr_lang('缺少支付宝交易号，无法退款'));
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} else {
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require_once dirname(__FILE__) . '/pc/alipay_core.function.php';
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require_once dirname(__FILE__) . '/pc/alipay_md5.function.php';
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require_once dirname(__FILE__) . '/pc/alipay_submit.class.php';
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$alipay_config = [];
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$alipay_config['partner'] = $config['id'];
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$alipay_config['seller_id'] = $config['id'];
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$alipay_config['key'] = $config['key'];
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$alipay_config['sign_type'] = strtoupper('MD5');
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$alipay_config['input_charset'] = strtolower('utf-8');
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$alipay_config['cacert'] = dirname(__FILE__) . '/pc/cacert.pem';
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$alipay_config['transport'] = 'http';
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$alipay_config['payment_type'] = '1';
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$alipay_config['service'] = 'refund_fastpay_by_platform_nopwd';
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$parameter = [
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'service' => $alipay_config['service'],
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'partner' => $alipay_config['partner'],
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'notify_url' => ROOT_URL . 'api/pay/' . $data['type'] . '/pc_notify_url.php',
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'seller_user_id' => $alipay_config['seller_id'],
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'refund_date' => date('Y-m-d H:i:s'),
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'batch_no' => $batch_no,
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'batch_num' => $batch_num,
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'detail_data' => $detail_data,
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'_input_charset' => trim(strtolower($alipay_config['input_charset'])),
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];
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$alipaySubmit = new AlipaySubmit($alipay_config);
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$url = $alipaySubmit->alipay_gateway_new . $alipaySubmit->buildRequestParaToString($parameter);
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$response = '';
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if (function_exists('curl_init')) {
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_TIMEOUT, 30);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
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$response = (string)curl_exec($ch);
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curl_close($ch);
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} else {
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$response = (string)@file_get_contents($url);
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}
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// 成功时一般为 XML，含 <is_success>T</is_success>
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if ($response && (stripos($response, '<is_success>T</is_success>') !== false || stripos($response, '<is_success>t</is_success>') !== false)) {
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$return = dr_return_data(1, dr_lang('退款成功'), [
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'batch_no' => $batch_no,
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'trade_no' => $trade_no,
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'response' => $response,
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]);
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} else {
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$msg = dr_lang('支付宝退款失败');
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if ($response && preg_match('/<error>([^<]+)<\/error>/i', $response, $m)) {
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$msg = $m[1];
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} elseif ($response && preg_match('/<msg>([^<]+)<\/msg>/i', $response, $m)) {
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$msg = $m[1];
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}
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$return = dr_return_data(0, $msg, ['response' => $response, 'batch_no' => $batch_no]);
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}
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}
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