微软小冰非Api冰聊天接口PHP

<?php
    //此处新浪微博SUB
     define('SUB','SUB=******************************************************');
    //end
    //临时cookies
    $cookie = dirname(__FILE__) . '/weibo.tmp';
    //去除特殊字符
    $contents=htmlspecialchars($_GET[msg]);
    $contents=preg_replace("/\s/","",$contents);
    //post数据
    $post = array (
    'content'=>"$contents",
    'rl'=>'2',
    'uid'=>'5175429989',
    'send'=>'发送'
     );
     //curl模拟发送消息
     if($_GET[msg]){}else{
         echo '你提交的内容为空！';
         exit;
     }
    $curl = curl_init();//初始化curl模块
    curl_setopt($curl, CURLOPT_URL, 'http://weibo.cn/msg/do/post?st=7b1272');//登录提交的地址
    curl_setopt($curl, CURLOPT_HEADER, 0);//是否显示头信息
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//是否自动显示返回的信息
    curl_setopt($curl, CURLOPT_COOKIE, SUB);
    curl_setopt($curl, CURLOPT_COOKIEJAR, $cookie); //设置Cookie信息保存在指定的文件中
    curl_setopt($curl, CURLOPT_POST, 1);//post方式提交
    curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($post));//要提交的信息
    curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
    curl_exec($curl);//执行cURL
    curl_close($curl);//关闭cURL资源，并且释放系统资源
   sleep(1);
 //读取回复
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, 'http://m.weibo.cn/msg/messages?uid=5175429989&page=1');
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_COOKIE, SUB);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    $ct = curl_exec($ch);
    curl_close($ch);
    $ct=json_decode($ct,1);
    //print_r($ct);
    $m=$ct[data][0][text];
    //替换
    $m=str_replace("分享语音","对方给你发送了一段语音。暂时无法显示",$m);
    $m=str_replace("分享图片","对方给你发送了图片音。暂时无法显示",$m);
    //返回的结果
    echo $m;
?>