<?php
 /*
  Author:yf
  使用说明:微信公众号无限群发接口，使用实例:  
  $test = new SendAllMsg("你的appId","你的appSecret");
  $test->sendMsgToAll(); //调用群发方法
  注：1.使用条件：认证号或测试号
   2.群发消息内容可为图文、文本、音乐等,$data具体内容参照微信开发文档/客服接口
   3.若用户量过万,需修改getUserInfo()，具体参照信开发文档/获取关注者列表
    
  新手上路，大神们多多指点，谢谢
 */
 interface iSendAllMsg{
  function getData($url); //curl 发送get请求
  function postData($url,$data); //curl 发送post请求
  function getAccessToken(); //在构造方法中已调用该方法来获取access_token,注意它在wx服务器的保存时间7200s
  function sendMsgToAll(); //群发消息方法,发送的消息$data 可自行修改
 }
 class SendAllMsg implements iSendAllMsg{
  private $appId; 
  private $appSecret;
  private $access_token;
  //
  public function __construct($appId, $appSecret) {
   $this->appId = $appId;
   $this->appSecret = $appSecret;
   $this->access_token = $this->getAccessToken();
  }
  //
  function getData($url){
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL, $url);
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
   curl_setopt($ch, CURLOPT_HEADER, 0);
   curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
   curl_setopt($ch, CURLOPT_ENCODING, 'gzip');
   curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
   $data = curl_exec($ch);
   curl_close($ch);
   return $data;
  }
  //
  function postData($url,$data){
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL, $url);
   curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
   curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
   curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
   curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
   curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
   curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
   curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
   $tmpInfo = curl_exec($ch);
   if (curl_errno($ch)) {
    return curl_error($ch);
   }
   curl_close($ch);
   return $tmpInfo;
  }
  //
  function getAccessToken(){
   $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$this->appId."&secret=".$this->appSecret;
   $res = $this->getData($url);
   $jres = json_decode($res,true);
   $access_token = $jres['access_token'];
   return $access_token;
  }
  //
  private function getUserInfo(){
   $url = "https://api.weixin.qq.com/cgi-bin/user/get?access_token=".$this->access_token;
   $res = $this->getData($url);
   $jres = json_decode($res,true);
   //print_r($jres);
   $userInfoList = $jres['data']['openid'];
   return $userInfoList;
  }
  function sendMsgToAll(){
   $userInfoList = $this->getUserInfo();
   $url = "https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token=".$this->access_token;
   foreach($userInfoList as $val){
    $data = '{
       "touser":"'.$val.'",
       "msgtype":"text",
       "text":
       {
        "content":"测试一下，抱歉打扰各位"
       }
      }';
    $this->postData($url,$data);
   }
  }
 }
 $test = new SendAllMsg("YOURappId","YOURappSecret");
 $test->sendMsgToall();
  
?>