wechat pay

WechatPay – WeChat Pay

simplest, minimal dependency

Feature

• Easy to use
• Support php-7x
• Does not rely on third-party libraries (but relies on json, simpleXML, openssl, curl extensions)
• 100% test coverage
• Supports all payment methods (official account, APP, mini program, H5, code scanning, card swiping)
• Support corporate payments, red envelopes, and vouchers

Install

 composer require zhangv/wechat-pay

Demo

• Configuration parameters

 $ cfg = [
    ' mch_id '            => ' XXXX ' , //商户号
    ' app_id '            => ' XXXXXXXXXXXXXXXXXXX ' , //APPID
    ' app_secret '        => ' XXXXXXXXXXXXXXXXXXXXXXXXX ' , //App Secret
    ' api_key '           => ' XXXXXXXXXXXXXXXXXXXXXXX ' , //支付密钥
    ' ssl_cert_path '     => __DIR__ . ' /../cert/apiclient_cert.pem ' , //SSL证书（通过商户后台下载）
    ' ssl_key_path '      => __DIR__ . ' /../cert/apiclient_key.pem ' , //SSL密钥（通过商户后台下载）
    ' sign_type '         => ' MD5 ' ,
    ' notify_url '        => ' http://XXX.XXX/paidnotify.php ' , //支付结果通知地址
    ' refund_notify_url ' => ' http://XXX.XXX/refundednotify.php ' , //退款结果通知地址
    ' h5_scene_info '     => [ //H5支付时需要
        ' h5_info ' => [ ' type ' => ' Wap ' , ' wap_url ' => ' http://wapurl ' , ' wap_name ' => ' wapname ' ]
    ],
    ' rsa_pubkey_path '   => __DIR__ . ' /../cert/pubkey.pem ' ,
    ' jsapi_ticket '      => __DIR__ . ' /jsapi_ticket.json ' //jsticket的临时存放路径
];

• Get official account payment parameters (official account web payment)

 $ wp = WechatPay:: Jsapi ( $ cfg );
$ prepayId = $ wp -> getPrepayId ( $ body , $ orderNo , $ amt , $ openid );
$ package = $ wp -> getPackage ( $ prepayId );

• Get mini program payment parameters (mini program payment)

 $ wp = WechatPay:: Weapp ( $ cfg );
$ prepayId = $ wp -> getPrepayId ( $ body , $ orderNo , $ amt , $ openid );
$ package = $ wp -> getPackage ( $ prepayId );

• Get the payment parameters of APP (APP payment)

 $ wp = WechatPay:: App ( $ cfg );
$ prepayId = $ wp -> getPrepayId ( $ body , $ orderNo , $ amt , $ openid );
$ package = $ wp -> getPackage ( $ prepayId );

• Get H5 payment URL (H5 payment)

 $ wp = WechatPay:: Mweb ( $ cfg );
$ url = $ wp -> getMwebUrl ( $ body , $ orderNo , $ amt );

• Get the scan code payment URL (scan code payment)

 $ wp = WechatPay:: Native ( $ cfg );
$ url = $ wp -> getCodeUrl ( $ body , $ out_trade_no , $ total_fee , $ product_id );

• Submit payment authorization code (pay by card)

 $ wp = WechatPay:: Micro ( $ cfg );
$ url = $ wp -> microPay ( $ body , $ out_trade_no , $ total_fee , $ spbill_create_ip , $ auth_code );

• Payment result background notification processing

 $ notifyxml = file_get_contents ( " php://input " );
$ wp = new WechatPay ( $ cfg );
$ msg = $ wp -> onPaidNotify ( $ notifyxml , function ( $ notifyArray ){
    //处理逻辑
    return ' ok ' ;
});
$ xml = " <xml>
           <return_code>SUCCESS</return_code>
           <return_msg><![CDATA[ $ msg ]]></return_msg>
        </xml> " ;
echo $ xml ;

• Refund

 $ wxpay = new WechatPay ( $ cfg );
$ result = $ wxpay -> refundByOutTradeNo ( $ out_trade_no , $ out_refund_no , $ total_fee , $ refund_fee );

• Business payments

 $ wp = WechatPay:: Mchpay ( $ cfg );
//付款到零钱
$ result = $ wp -> transferWallet ( $ partner_trade_no , $ openid , $ amount , $ desc );
//付款到银行卡
$ result = $ wp -> transferBankCard ( $ partner_trade_no , $ bank_no , $ true_name , $ bank_code , $ amount , $ desc );

• Red envelope

 $ wp = WechatPay:: Redpack ( $ cfg );
//发放普通红包
$ result = $ wp -> sendRedPack ( $ mch_billno , $ send_name , $ re_openid , $ total_amount , $ total_num , $ wishing , $ act_name , $ remark )；
//发放裂变红包
$ result = $ wp -> sendGroupRedPack ( $ mch_billno , $ send_name , $ re_openid , $ total_amount , $ total_num , $ wishing , $ act_name , $ remark )；

• Voucher

 $ wp = WechatPay:: Coupon ( $ cfg );
//发放代金券
$ result = $ wp -> sendCoupon ( $ coupon_stock_id , $ open_id , $ partner_trade_no )；
//查询代金券批次
$ result = $ wp -> queryCouponStock ( $ coupon_stock_id )；