公众号开发完整页面3

<?php
namespace HomeModel;
use ThinkModel;

class IndexModel{
    //回复多图文类型的微信消息
    public function responseNews($postObj,$arr){
        $toUser=$postObj->FromUserName;
        $fromUser=$postObj->ToUserName;
        $template = "<xml>
                    <ToUserName><![CDATA[%s]]></ToUserName>
                    <FromUserName><![CDATA[%s]]></FromUserName>
                    <CreateTime>%s</CreateTime>
                    <MsgType><![CDATA[%s]]></MsgType>
                    <ArticleCount>".count($arr)."</ArticleCount>
                    <Articles>";
                    foreach($arr as $k=>$v){
                        $template .="<item>
                                    <Title><![CDATA[".$v['title']."]]></Title>
                                    <Description><![CDATA[".$v['description']."]]></Description>
                                    <PicUrl><![CDATA[".$v['picUrl']."]]></PicUrl>
                                    <Url><![CDATA[".$v['url']."]]></Url>
                                    </item>";
                    }
        $template.="</Articles>
        </xml>";
        echo sprintf($template, $toUser, $fromUser, time(), 'news');
    }//responseNews end
    // 回复单文本
 public function responseText($postObj,$content){
     $template="<xml>
                 <ToUserName><![CDATA[%s]]></ToUserName>
                 <FromUserName><![CDATA[%s]]></FromUserName>
                 <CreateTime>%s</CreateTime>
                 <MsgType><![CDATA[%s]]></MsgType>
                 <Content><![CDATA[%s]]></Content>
                 </xml>";
     $fromUser=$postObj->ToUserName;//开发者，公众号的
     $toUser=$postObj->FromUserName;//用户，订阅公众号的人
     $time=time();
     $msgType='text';
     //    $content='imooc is very good';
     echo sprintf($template,$toUser,$fromUser,$time,$msgType,$content);
 } //responseText end
 //回复微信用户的关注事件
 public function responseSubscribe($postObj, $arr){

     $this->responseNews($postObj,$arr);
 }

}

以上内容是【/gzh/Wx/Home/Model/IndexModel.class.php】页面的代码