"RSA2", //支付宝公钥 'alipay_public_key' => $channel['appkey'], //商户私钥 'merchant_private_key' => $channel['appsecret'], //编码格式 'charset' => "UTF-8", //支付宝网关 'gatewayUrl' => "https://openapi.alipay.com/gateway.do", //应用ID 'app_id' => $channel['appid'], //异步通知地址 'notify_url' => $conf['localurl'].'pay/alipay/notify/'.(defined("TRADE_NO")?TRADE_NO:$order['trade_no']).'/', //同步通知地址 'return_url' => $conf['localurl'].'pay/alipay/return/'.(defined("TRADE_NO")?TRADE_NO:$order['trade_no']).'/', //登录返回页面 'redirect_uri' => $siteurl.'user/oauth.php', //实名认证返回页面 'cert_return_url' => 'alipays://platformapi/startapp?appId=20000067&url='.urlencode($siteurl.'user/alipaycertok.php'), );