67 lines
2.7 KiB
PHP
67 lines
2.7 KiB
PHP
<?php
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class wxpay_app {
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public function __construct($payment_info = array())
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{
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define('WXN_APPID', $payment_info['payment_config']['wx_appid']);
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define('WXN_APPSECRET', $payment_info['payment_config']['wx_appsecret']);
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define('WXN_MCHID', $payment_info['payment_config']['wx_mch_id']);
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define('WXN_KEY', $payment_info['payment_config']['wx_key']);
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}
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public function get_payform($order_info){
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require_once PLUGINS_PATH . '/payments/wxpay_native/lib/WxPay.Api.php';
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require_once PLUGINS_PATH . '/payments/wxpay_native/WxPay.NativePay.php';
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require_once PLUGINS_PATH . '/payments/wxpay_native/log.php';
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//统一下单
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$input = new WxPayUnifiedOrder();
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$input->SetBody(config('ds_config.site_name') . $order_info['pay_sn'] . '订单');
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$input->SetAttach($order_info['order_type']);
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$input->SetOut_trade_no($order_info['pay_sn'].'_'.TIMESTAMP);//31个字符,微信限制为32字符以内 TIMESTAMP 用来防止做随机数,用户支付订单后取消,已产生的订单不能重复支付
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$input->SetTotal_fee(bcmul($order_info['api_pay_amount'] , 100,0));
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$input->SetTime_start(date("YmdHis"));
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$input->SetTime_expire(date("YmdHis", TIMESTAMP + 600));
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$input->SetGoods_tag("");
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$input->SetNotify_url(str_replace('/index.php', '', HOME_SITE_URL) . '/payment/wxpay_app_notify.html');
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$input->SetTrade_type('APP');
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$result = WxPayApi::unifiedOrder($input);
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if (is_array($result) && $result['return_code'] == 'SUCCESS') {
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if ($result['result_code'] == 'SUCCESS') {
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$result['timestamp'] = TIMESTAMP.'';
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ds_json_encode(10000,'',array('content'=> $this->sign_again($result)));
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} else {
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ds_json_encode(10001,$result['err_code_des']);
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}
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} else {
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ds_json_encode(10001,$result['return_msg']);
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}
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}
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function sign_again($order) {
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$values=array();
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$values['appid'] = WXN_APPID;
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$values['partnerid'] = WXN_MCHID;
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$values['prepayid'] = $order['prepay_id'];
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$values['package'] = 'Sign=WXPay';
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$values['noncestr'] = $order['nonce_str'];
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$values['timestamp'] = $order['timestamp'];
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ksort($values);
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$buff = "";
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foreach ($values as $key => $value) {
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$buff .= $key . "=" . $value . "&";
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}
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$string = trim($buff, "&");
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$string = $string . "&key=" . WXN_KEY;
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$string = md5($string);
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//签名步骤四：所有字符转为大写
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$result = strtoupper($string);
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$values['sign'] = $result;
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return $values;
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}
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}
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