121 lines
5.0 KiB
PHP
121 lines
5.0 KiB
PHP
<?php
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namespace app\service;
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use think\facade\Config;
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class WechatMiniPay
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{
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protected $WechatMiniPayConfig = [];//微信设置
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// 初始化
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public function __construct()
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{
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Config::load('extra/wechat', 'wechat');
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$this->WechatMiniPayConfig = config('wechat');
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}
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/**
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* 微信小程序支付
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* @static
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* @access public
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* @param $order_number 订单号
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* @param $open_id 用户openid
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* @param $total_fee 支付金额
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* @param $body 支付抬头
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* @param $attach 附加数据
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*/
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public function dopay(string $order_number = "",
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string $open_id = "",
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float $total_fee = 0,
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string $body = "充值",
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string $attach = "充值" ,
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string $notify_url = ""
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)
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{
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if (!$order_number || !$open_id || !$total_fee || !$body || !$attach) {
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return ["state" => "fail"];
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}
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// 开始组建支付数据数组
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$data['param'] = [];
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$data['param']['appid'] = $this->WechatMiniPayConfig["appId"];
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$data['param']['mch_id'] = $this->WechatMiniPayConfig["mchId"];
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$data['param']['nonce_str'] = randomStr(0, 16);
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$data['param']['body'] = $body;
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$data['param']['out_trade_no'] = $order_number;//商户下的唯一订单号
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// $data['param']['total_fee'] = $total_fee * 100; // 单位：分
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$data['param']['total_fee'] = 1; // 单位：分
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$data['param']['spbill_create_ip'] = request()->ip();
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$data['param']['notify_url'] = $notify_url;
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$data['param']['trade_type'] = 'JSAPI';//支付方式 NATIVE表示二维码支付
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// $data['param']['product_id'] = $order["commodity_id"];//商品id 非必填
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$data['param']['attach'] = $attach;//附加数据 附加数据，在查询API和支付通知中原样返回，可作为自定义参数使用。
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$data['param']['openid'] = $open_id;//用户openid
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$data['param']['sign'] = wechatSign($data['param'], $this->WechatMiniPayConfig["mchKey"]); //key为商户平台设置的密钥key
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$pay_data = array_to_xml($data['param']);
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//请求支付 JSAPI 不会直接吊起支付请求 返回prepay_id是微信生成的预支付会话标识，用于后续接口调用中使用
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$result_data2 = Tool::httpRequest("https://api.mch.weixin.qq.com/pay/unifiedorder", "post", $pay_data);
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$result_data = xmlToArray($result_data2);
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//如果返回数据验证成功
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if (isset($result_data["prepay_id"]) && isset($result_data["result_code"]) && $result_data["return_code"] == "SUCCESS" && $result_data["result_code"] == "SUCCESS") {
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$js_data = [];
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$js_data["appId"] = $this->WechatMiniPayConfig["appId"];
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$js_data["timeStamp"] = (string)time();
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$js_data["nonceStr"] = $data['param']['nonce_str'];
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$js_data["package"] = "prepay_id=" . $result_data["prepay_id"];
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$js_data["signType"] = "MD5";
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$js_data["paySign"] = wechatSign($js_data, $this->WechatMiniPayConfig["mchKey"]);;
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return ["state" => "ok", "data" => $js_data];
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} else {
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return (["state" => "fail",
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"message" => "fail:" .
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(isset($result_data["err_code_des"])
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?
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$result_data["err_code_des"]
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:
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'错误'
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)]);
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}
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}
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/**
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* 微信支付查询
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* @param $order_number 订单号
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*/
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public function wechatQueryOrder($order_number = "")
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{
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if (empty($order_number)) {
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return ["state" => "fail", "message" => "fail"];
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}
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$data['param'] = [];
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$data['param']['appid'] = $this->WechatMiniPayConfig["appId"];
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$data['param']['mch_id'] = $this->WechatMiniPayConfig["mchId"];
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$data['param']['nonce_str'] = randomStr(0, 16);
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$data['param']['out_trade_no'] = $order_number;//商户下的唯一订单号
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$data['param']['sign'] = wechatSign($data['param'], $this->WechatMiniPayConfig["mchKey"]); //key为商户平台设置的密钥key
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$xml = array_to_xml($data['param']);
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$wechat_data = Tool::httpRequest("https://api.mch.weixin.qq.com/pay/orderquery", "post", $xml);
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$wechat_data = xmlToArray($wechat_data);
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if ($wechat_data["return_code"] == "SUCCESS") {// 通信标识
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if ($wechat_data["result_code"] == "SUCCESS") {//业务标识 订单不存在或者微信服务器错误
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if ($wechat_data["trade_state"] == "SUCCESS") {//如果支付成功
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return array("state" => "ok", "queryData" => $wechat_data);
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}
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}
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}
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return array("state" => "fail");
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}
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} |