這篇文章給大家介紹利用thinkPHP怎么實現(xiàn)一個微信支付功能,內(nèi)容非常詳細(xì),感興趣的小伙伴們可以參考借鑒,希望對大家能有所幫助。
具體方法如下:
//實現(xiàn)的Wxpay鉤子方法 public function Wxpay($param){ require './Addons/Wxpay/WxPayPubHelper/WxPayPubHelper.php'; $jsApi = new \JsApi_pub(); //=========步驟1:網(wǎng)頁授權(quán)獲取用戶openid============ if (!isset($_GET['code'])) { //觸發(fā)微信返回code碼 $url = $jsApi->createOauthUrlForCode(\WxPayConf_pub::JS_API_CALL_URL.'/order_id/'.$param['order_id']); Header("Location: $url"); }else { $order_id = $param['order_id']; $info = M('Order')->where('id='.$order_id)->find(); if(empty($info) || $info['is_pay'] == 1){ dump('該訂單不存在或已支付'.$order_id); exit(); } $this->assign('info',$info); $a = $info['money']; $b = 100; $c = $a * $b; //獲取code碼,以獲取openid $code = $_GET['code']; $jsApi->setCode($code); $openid = $jsApi->getOpenId(); } //=========步驟2:使用統(tǒng)一支付接口,獲取prepay_id============ //使用統(tǒng)一支付接口 $unifiedOrder = new \UnifiedOrder_pub(); $unifiedOrder->setParameter("openid","$openid");//商品描述 $unifiedOrder->setParameter("body","在線預(yù)訂");//商品描述 //自定義訂單號,此處僅作舉例 $timeStamp = time(); // $out_trade_no = \WxPayConf_pub::APPID."$timeStamp"; $out_trade_no = $info['ordersn']; $unifiedOrder->setParameter("out_trade_no","$out_trade_no");//商戶訂單號 $unifiedOrder->setParameter("total_fee","$c");//總金額 $unifiedOrder->setParameter("notify_url",\WxPayConf_pub::NOTIFY_URL.'/order_id/'.$param['order_id']);//通知地址 $unifiedOrder->setParameter("trade_type","JSAPI");//交易類型 $prepay_id = $unifiedOrder->getPrepayId(); //=========步驟3:使用jsapi調(diào)起支付============ $jsApi->setPrepayId($prepay_id); $jsApiParameters = $jsApi->getParameters(); $this->assign('jsApiParameters',$jsApiParameters); $this->display('pay'); }