<?php

/**

 * tpshop

 * ============================================================================

 * * 版权所有 2015-2027 深圳搜豹网络科技有限公司，并保留所有权利。

 * 网站地址: http://www.tp-shop.cn

 * ----------------------------------------------------------------------------

 * 这不是一个*软件！您只能在不用于商业目的的前提下对程序代码进行修改和使用 .

 * 不允许对程序代码以任何形式任何目的的再发布。

 * ============================================================================

 * 微信交互类

 */

namespace Home\Controller;

use Think\Controller;

class WeixinController extends BaseController {

    public $client;

    public $wechat_config;

    public function _initialize(){

        parent::_initialize();

        //获取微信配置信息

        $this->wechat_config = M('wx_user')->find();

        $options = array(

             'token'=>$this->wechat_config['w_token'], //填写你设定的key

             'encodingaeskey'=>$this->wechat_config['aeskey'], //填写加密用的EncodingAESKey

             'appid'=>$this->wechat_config['appid'], //填写高级调用功能的app id

             'appsecret'=>$this->wechat_config['appsecret'], //填写高级调用功能的密钥

                );

    }

    public function oauth(){

    }

    public function index(){

        if($this->wechat_config['wait_access'] == 0)

            exit($_GET["echostr"]);

        else

            $this->responseMsg();

    }    

    public function responseMsg()

    {

        //get post data, May be due to the different environments

        $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

          //extract post data

     if (empty($postStr))

            exit("");

                /* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection,

                   the best way is to check the validity of xml by yourself */

                libxml_disable_entity_loader(true);

                  $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

                $fromUsername = $postObj->FromUserName;

                $toUsername = $postObj->ToUserName;

                $time = time();

                $keyword = trim($postObj->Content);

                $msgtype = 'text'; //消息类型：文本

                $textTp1sys = "<xml>

                <ToUserName><![CDATA[%s]]></ToUserName>

                <FromUserName><![CDATA[%s]]></FromUserName>

                <CreateTime>%s</CreateTime>

                <MsgType><![CDATA[%s]]></MsgType>

                <Content><![CDATA[%s]]></Content>

                </xml>";

                $textTpl2sys = "<xml>

                            <ToUserName><![CDATA[%s]]></ToUserName>

                            <FromUserName><![CDATA[%s]]></FromUserName>

                            <CreateTime>%s</CreateTime>

                            <MsgType><![CDATA[%s]]></MsgType>

                            <ArticleCount><![CDATA[%s]]></ArticleCount>

                            <Articles>

                                <item>

                                    <Title><![CDATA[%s]]></Title>

                                    <Description><![CDATA[%s]]></Description>

                                    <PicUrl><![CDATA[%s]]></PicUrl>

                                    <Url><![CDATA[%s]]></Url>

                                </item>

                            </Articles>

                            </xml>";

        //点击菜单拉取消息时的事件推送

                /*

                 * 1、click：点击推事件

                 * 用户点击click类型按钮后，微信服务器会通过消息接口推送消息类型为event的结构给开发者（参考消息接口指南）

                 * 并且带上按钮中开发者填写的key值，开发者可以通过自定义的key值与用户进行交互；

                 */

                if($postObj->MsgType == 'event' && $postObj->Event == 'CLICK')

                {

                    $keyword = trim($postObj->EventKey);

                }

        /*系统关注,回复*/

        if($postObj->MsgType == 'event') {

            if ($postObj->Event == 'subscribe') { //如果是订阅事件

                $sys = M('wx_sys')->where("status=1")->find();

                if($sys) {

                    $keyw=$sys['key'];

                    if($sys['type']==1){

                        $wx_text = M('wx_text')->where("keyword like '%$keyw%'")->find();

                        if ($wx_text) {

                            $contentStr = $wx_text['text'];

                            $resultStr = sprintf($textTp1sys, $fromUsername, $toUsername, $time, $msgtype, $contentStr);

                            echo $resultStr;

                            exit();

                        }

                    }else{

                        $wx_img = M('wx_img')->where("keyword like '%$keyword%'")->find();

                        if($wx_img) {

                            $resultStr = sprintf($textTpl2sys, $fromUsername, $toUsername, $time, 'news', '1', $wx_img['title'], $wx_img['desc']

                                , $wx_img['pic'], $wx_img['url']);

                            exit($resultStr);

                        }

                    }

                }

            }

        }

        if(empty($keyword))

                    exit("Input something...");

                // 图文回复

                $wx_img = M('wx_img')->where("keyword like '%$keyword%'")->find();

                if($wx_img)

                {

                    $textTpl = "<xml>

                                <ToUserName><![CDATA[%s]]></ToUserName>

                                <FromUserName><![CDATA[%s]]></FromUserName>

                                <CreateTime>%s</CreateTime>

                                <MsgType><![CDATA[%s]]></MsgType>

                                <ArticleCount><![CDATA[%s]]></ArticleCount>

                                <Articles>

                                    <item>

                                        <Title><![CDATA[%s]]></Title>

                                        <Description><![CDATA[%s]]></Description>

                                        <PicUrl><![CDATA[%s]]></PicUrl>

                                        <Url><![CDATA[%s]]></Url>

                                    </item>

                                </Articles>

                                </xml>";

                    $resultStr = sprintf($textTpl,$fromUsername,$toUsername,$time,'news','1',$wx_img['title'],$wx_img['desc']

                            , $wx_img['pic'], $wx_img['url']);

                    exit($resultStr);

                }

                // 文本回复

                $wx_text = M('wx_text')->where("keyword like '%$keyword%'")->find();

                if($wx_text)

                {

                    $textTpl = "<xml>

                                <ToUserName><![CDATA[%s]]></ToUserName>

                                <FromUserName><![CDATA[%s]]></FromUserName>

                                <CreateTime>%s</CreateTime>

                                <MsgType><![CDATA[%s]]></MsgType>

                                <Content><![CDATA[%s]]></Content>

                                <FuncFlag>0</FuncFlag>

                                </xml>";

                    $contentStr = $wx_text['text'];

                    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, 'text', $contentStr);

                    exit($resultStr);

                }

                // 其他文本回复

                    $textTpl = "<xml>

                                <ToUserName><![CDATA[%s]]></ToUserName>

                                <FromUserName><![CDATA[%s]]></FromUserName>

                                <CreateTime>%s</CreateTime>

                                <MsgType><![CDATA[%s]]></MsgType>

                                <Content><![CDATA[%s]]></Content>

                                <FuncFlag>0</FuncFlag>

                                </xml>";

                    $contentStr = '欢迎来到TPshop商城!';

                    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, 'text', $contentStr);

                    exit($resultStr);                   

    }

}