add Bag, Config and remove some file

Config.php

@@ -0,0 +1,152 @@
+<?php
+
+namespace Thenbsp\Wechat;
+
+use Thenbsp\Wechat\Util\Bag;
+use Thenbsp\Wechat\Util\Util;
+use Thenbsp\Wechat\Util\JSON;
+use Thenbsp\Wechat\Util\SignGenerator;
+use Thenbsp\Wechat\Wechat;
+use Thenbsp\Wechat\Payment\Unifiedorder;
+use Thenbsp\Wechat\Exception\PaymentException;
+
+/**
+ * 用于生成微信各种 JS 配置文件
+ */
+class Config
+{
+    public static function getJssdk(Wechat $wechat, $apis, $debug = false, $asArray = false)
+    {
+        try {
+            $ticket = $wechat->getTicket('jsapi');
+        } catch (TicketException $e) {
+            exit($e->getMessage());
+        }
+
+        $bag = new Bag();
+        $bag->set('jsapi_ticket',   $ticket);
+        $bag->set('timestamp',      time());
+        $bag->set('noncestr',       Util::randomString());
+        $bag->set('url',            Util::currentUrl());
+
+        $signGenerator = new SignGenerator($bag);
+        $signGenerator->setUpper(false);
+        $signGenerator->setHashType('sha1');
+
+        $config = array(
+            'appId'     => $wechat->getAppid(),
+            'nonceStr'  => $bag->get('noncestr'),
+            'timestamp' => $bag->get('timestamp'),
+            'signature' => $signGenerator->getResult(),
+            'jsApiList' => $apis
+        );
+
+        if( $debug ) {
+            $config['debug'] = true;
+        }
+
+        return $asArray ? $config : JSON::encode($config);
+    }
+
+    /**
+     * 获取二维码支付地址（模式 1）
+     */
+    public static function getForeverPayurl(Bag $bag, $key)
+    {
+        if( !$bag->has('time_stamp') ) {
+            $bag->set('time_stamp', time());
+        }
+
+        if( !$bag->has('nonce_str') ) {
+            $bag->set('nonce_str', Util::randomString());
+        }
+
+        $requireds = array('appid', 'mch_id', 'time_stamp', 'nonce_str', 'product_id');
+
+        foreach($requireds AS $property) {
+            if( !$bag->has($property) ) {
+                exit(sprintf('"%s" is required', $property));
+            }
+        }
+
+        foreach($bag AS $property => $value) {
+            if( !in_array($property, $requireds) ) {
+                exit(sprintf('Invalid argument "%s"', $property));
+            }
+        }
+
+        $signGenerator = new SignGenerator($bag);
+        $signGenerator->onSortAfter(function($bag) use ($key) {
+            $bag->set('key', $key);
+        });
+
+        $bag->set('sign', $signGenerator->getResult());
+        $bag->remove('key');
+
+        $query = http_build_query($bag->all());
+
+        return 'weixin://wxpay/bizpayurl?'.urlencode($query);
+    }
+
+    /**
+     * 获取二维码支付地址（模式 2）
+     */
+    public static function getTemporaryPayurl(Unifiedorder $unifiedorder)
+    {
+        try {
+            $response = $unifiedorder->getResponse();
+        } catch (PaymentException $e) {
+            exit($e->getMessage());
+        }
+
+        if( !isset($response['code_url']) ) {
+            exit('Invalid Unifiedorder');
+        }
+
+        return urlencode($response['code_url']);
+    }
+
+    /**
+     * 微信支付 WeixinJSBridge invoke 方式配置文件
+     */
+    public static function getPaymentConfig(Unifiedorder $unifiedorder, $asArray = false)
+    {
+        $bag = $unifiedorder->getBag();
+        $res = $unifiedorder->getResponse();
+
+        $config = new Bag();
+        $config->set('appId',      $bag->get('appid'));
+        $config->set('timeStamp',  time());
+        $config->set('nonceStr',   $res['nonce_str']);
+        $config->set('package',    'prepay_id='.$res['prepay_id']);
+        $config->set('signType',   'MD5');
+
+        $signGenerator = new SignGenerator($config);
+        $signGenerator->onSortAfter(function($that) use ($unifiedorder) {
+            $that->set('key', $unifiedorder->getKey());
+        });
+
+        $config->set('paySign', $signGenerator->getResult());
+        $config->remove('key');
+
+        return $asArray ? $config->all() : JSON::encode($config->all());
+    }
+
+    /**
+     * 微信支付 JSSDK chooseWXPay 方式配置文件
+     */
+    public static function getPaymentJssdkConfig(Unifiedorder $unifiedorder, $asArray = false)
+    {
+        $config = static::getPaymentConfig($unifiedorder, true);
+
+        $bag = new Bag();
+        $bag->set('timestamp', $config['timeStamp']);
+        $bag->set('nonceStr', $config['nonceStr']);
+        $bag->set('package', $config['package']);
+        $bag->set('signType', $config['signType']);
+        $bag->set('paySign', $config['paySign']);
+
+
+        return $asArray ? $bag->all() : JSON::encode($bag->all());
+    }
+}

Payment/QrcodeCallback.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Thenbsp\Wechat\Payment;
+
+class QrcodeCallback
+{
+
+}

Payment/QrcodeResponse.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Thenbsp\Wechat\Payment;
+
+class QrcodeResponse
+{
+
+}