微信小程序支付的坑

 统一下单代码:

<?php

$openId = input('openid');
            $fee = input('fee/d') * 100;
            $body = input('body');
            loader::import('wxpay/lib/WxPayApi', EXTEND_PATH);
            loader::import('wxpay/example/WxPayConfig', EXTEND_PATH);

            $timestr = time();

            $input = new \WxPayUnifiedOrder();
            $input->SetBody($body);
            $input->SetAttach("");
            $input->SetOut_trade_no("sdkphp" . date("YmdHis"));
            $input->SetTotal_fee($fee);
            $input->SetTime_start(date("YmdHis", $timestr));
            $input->SetTime_expire(date("YmdHis", $timestr + 600));
            $input->SetGoods_tag("");
            $input->SetNotify_url(YM . "/api/index/wxpaysuccess.shtml");
            $input->SetTrade_type("JSAPI");
            $input->SetOpenid($openId);
            $config = new \WxPayConfig();
            $wxpay = new \WxPayApi();
            $order = $wxpay::unifiedOrder($config, $input);
            $order['timestamp'] = $timestr;
            $order['package'] = "prepay_id=" . $order['prepay_id'];
        // 生成小程序签名
            $order['paySign'] = MD5('appId=' . $order["appid"] . '&nonceStr=' . $order["nonce_str"] . '&package=' . $order["package"] . '&signType=MD5&timeStamp=' . $order["timestamp"] . '&key=zhongguosheyingyishuwang99999999');

            return $this->responed(true, $order);




?>

统一下单返回的签名和小程序支付时的签名是不一样的,这里注意哦!

小程序支付,支付之前在后台统一下单生成后:

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转载自www.cnblogs.com/ziyandeyanhuo/p/11386904.html