php实现微信公众平台账号自定义菜单类

<?php
//define your token
define("token", "chenxiang");//改成自己的token
define('app_id', '');//改成自己的appid
define('app_secret', '');//改成自己的appsecret
 
$wechatobj = new wechatcallbackapitest(app_id,app_secret);
$wechatobj->run();
 
class wechatcallbackapitest
{
  private $fromusername;
  private $tousername;
  private $times;
  private $keyword;
  private $app_id;
  private $app_secret;
 
 
  public function __construct($appid,$appsecret)
  {
# code...
    $this->app_id = $appid;
    $this->app_secret = $appsecret;
  }
  public function valid()
  {
    $echostr = $_get["echostr"];
    if($this->checksignature()){
      echo $echostr;
      exit;
    }
  }
  /**
   * 运行程序
   * @param string $value [description]
   */
  public function run()
  {
    $this->responsemsg();
    $arr[]= "您好，这是自动回复，我现在不在，有事请留言，我会尽快回复你的^_^";
    echo $this->make_xml("text",$arr);
  }
  public function responsemsg()
  {  
    $poststr = $globals["http_raw_post_data"];//返回回复数据
    if (!empty($poststr)){
      $access_token = $this->get_access_token();//获取access_token
      $this->createmenu($access_token);//创建菜单
      //$this->delmenu($access_token);//删除菜单
      $postobj = simplexml_load_string($poststr, 'simplexmlelement', libxml_nocdata);
      $this->fromusername = $postobj->fromusername;//发送消息方id
      $this->tousername = $postobj->tousername;//接收消息方id
      $this->keyword = trim($postobj->content);//用户发送的消息
      $this->times = time();//发送时间
      $msgtype = $postobj->msgtype;//消息类型
      if($msgtype=='event'){
        $msgevent = $postobj->event;//获取事件类型
        if ($msgevent=='subscribe') {//订阅事件
          $arr[] = "你好，我是xxx，现在我们是好友咯![愉快][玫瑰]";
          echo $this->make_xml("text",$arr);
          exit;
        }elseif ($msgevent=='click') {//点击事件
          $eventkey = $postobj->eventkey;//菜单的自定义的key值，可以根据此值判断用户点击了什么内容，从而推送不同信息
          $arr[] = $eventkey;
          echo $this->make_xml("text",$arr);
          exit;
        }
      }
    }else {
      echo "this a file for weixin api!";
      exit;
    }
  }
  /**
   * 获取access_token
   */
  private function get_access_token()
  {
    $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$this->app_id."&secret=".$this->app_secret;
    $data = json_decode(file_get_contents($url),true);
    if($data['access_token']){
      return $data['access_token'];
    }else{
      return "获取access_token错误";
    }
  }
  /**
   * 创建菜单
   * @param $access_token 已获取的access_token
   */
  public function createmenu($access_token)
  {
    $url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token=".$access_token;
    $arr = array( 
        'button' =>array(
          array(
            'name'=>urlencode("生活查询"),
            'sub_button'=>array(
              array(
                'name'=>urlencode("天气查询"),
                'type'=>'click',
                'key'=>'vcx_weather'
                ),
              array(
                'name'=>urlencode("身份证查询"),
                'type'=>'click',
                'key'=>'vcx_ident'
                )
              )
            ),
          array(
            'name'=>urlencode("轻松娱乐"),
            'sub_button'=>array(
              array(
                'name'=>urlencode("刮刮乐"),
                'type'=>'click',
                'key'=>'vcx_guahappy'
                ),
              array(
                'name'=>urlencode("幸运大转盘"),
                'type'=>'click',
                'key'=>'vcx_luckpan'
                )
              )
            ),
          array(
              'name'=>urlencode("我的信息"),
              'sub_button'=>array(
                array(
                  'name'=>urlencode("关于我"),
                  'type'=>'click',
                  'key'=>'vcx_aboutme'
                  ),
                array(
                  'name'=>urlencode("工作信息"),
                  'type'=>'click',
                  'key'=>'vcx_jobinformation'
                  )
                )
             )
            )
            );
    $jsondata = urldecode(json_encode($arr));
    $ch = curl_init();
    curl_setopt($ch,curlopt_url,$url);
    curl_setopt($ch,curlopt_returntransfer,1);
    curl_setopt($ch,curlopt_post,1);
    curl_setopt($ch,curlopt_postfields,$jsondata);
    curl_exec($ch);
    curl_close($ch);
  }
  /**
   * 查询菜单
   * @param $access_token 已获取的access_token
   */
 
  private function getmenu($access_token)
  {
# code...
    $url = "https://api.weixin.qq.com/cgi-bin/menu/get?access_token=".$access_token;
    $data = file_get_contents($url);
    return $data;
  }
  /**
   * 删除菜单
   * @param $access_token 已获取的access_token
   */
 
  private function delmenu($access_token)
  {
# code...
    $url = "https://api.weixin.qq.com/cgi-bin/menu/delete?access_token=".$access_token;
    $data = json_decode(file_get_contents($url),true);
    if ($data['errcode']==0) {
# code...
      return true;
    }else{
      return false;
    }
  }
 
  /**
   *@param type: text 文本类型, news 图文类型
   *@param value_arr array(内容),array(id)
   *@param o_arr array(array(标题,介绍,图片,超链接),...小于10条),array(条数,id)
   */
 
  private function make_xml($type,$value_arr,$o_arr=array(0)){
    //=================xml header============
    $con="<xml>
      <tousername><![cdata[{$this->fromusername}]]></tousername>
      <fromusername><![cdata[{$this->tousername}]]></fromusername>
      <createtime>{$this->times}</createtime>
      <msgtype><![cdata[{$type}]]></msgtype>";
 
    //=================type content============
    switch($type){
 
      case "text" : 
        $con.="<content><![cdata[{$value_arr[0]}]]></content>
          <funcflag>{$o_arr}</funcflag>"; 
          break;
 
      case "news" : 
        $con.="<articlecount>{$o_arr[0]}</articlecount>
          <articles>";
        foreach($value_arr as $id=>$v){
          if($id>=$o_arr[0]) break; else null; //判断数组数不超过设置数
          $con.="<item>
            <title><![cdata[{$v[0]}]]></title> 
            <description><![cdata[{$v[1]}]]></description>
            <picurl><![cdata[{$v[2]}]]></picurl>
            <url><![cdata[{$v[3]}]]></url>
            </item>";
        }
        $con.="</articles>
          <funcflag>{$o_arr[1]}</funcflag>"; 
          break;
 
    } //end switch
 
    //=================end return============
    $con.="</xml>";
 
    return $con;
  }
 
 
  private function checksignature()
  {
    $signature = $_get["signature"];
    $timestamp = $_get["timestamp"];
    $nonce = $_get["nonce"];  
 
    $token = token;
    $tmparr = array($token, $timestamp, $nonce);
    sort($tmparr);
    $tmpstr = implode( $tmparr );
    $tmpstr = sha1( $tmpstr );
 
    if( $tmpstr == $signature ){
      return true;
    }else{
      return false;
    }
  }
}
?>