https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1481187827_i0l21

1 上传图文消息内的图片获取URL【订阅号与服务号认证后均可用】

2 上传图文消息素材【订阅号与服务号认证后均可用】

3 根据标签进行群发【订阅号与服务号认证后均可用】

4 根据OpenID列表群发【订阅号不可用，服务号认证后可用】

5 删除群发【订阅号与服务号认证后均可用】

6 预览接口【订阅号与服务号认证后均可用】

7 查询群发消息发送状态【订阅号与服务号认证后均可用】

8 事件推送群发结果

9 使用 clientmsgid 参数，避免重复推送

10 控制群发速度

//上传图片 jpg 格式
public function test()
{
      $accessToken    =    $this->getToken($this->appid, $this->appsecret);
      $url="https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token=".$accessToken;
      $data = array("file" => "@" . dirname(__FILE__) . "\a.jpg");
      $result = $this->request_post($url, $data);
      return json_decode($result,true);
 }

//获取 access_token

public function getToken($appid, $appsecret)
{
   if (S($appid)) {
      $access_token = S($appid);
   } else {
      $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" . $appid . "&secret=" . $appsecret;
      $json  =  file_get_contents($url);
      $result    =  json_decode($json);
      $access_token  =  $result->access_token;
      S($appid, $access_token, 7200);
   }
   return $access_token;
}

//发送POST请求

function request_post($url = ‘‘, $param = ‘‘)
{
   if (empty($url) || empty($param)) {
      return false;
   }
   $postUrl = $url;
   $curlPost = $param;

   $curl = curl_init();
   curl_setopt($curl, CURLOPT_URL, $url);
   curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
   curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
   curl_setopt($curl, CURLOPT_POST, 1);
   curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);
   curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
   $data = curl_exec($curl);
   curl_close($curl);
   return $data;
}

https://mp.weixin.qq.com/debug

public function test(){
    $accessToken   =  $this->getToken($this->appid, $this->appsecret);
    $url="https://api.weixin.qq.com/cgi-bin/media/uploadnews?access_token=".$accessToken;
    $data=‘{
        "articles": [
        {
            "thumb_media_id":"WfKJPCNZy8seDitzd8_LiWa_EUGy9nqaPwW0Gp4wWZV4Q6KyfmH7-KWx3QZ13BUR",
            "author":"作者",
            "title":"标题",
            "content_source_url":"http://www.coolrong.com",
            "content":"具体内容",
            "digest":"简短简绍",
            "show_cover_pic":1
        },     
        {
            "thumb_media_id":"WfKJPCNZy8seDitzd8_LiWa_EUGy9nqaPwW0Gp4wWZV4Q6KyfmH7-KWx3QZ13BUR",
            "author":"xxx",
            "title":"Happy Day",
            "content_source_url":"www.baidu.com",
            "content":"content",
            "digest":"digest",
            "show_cover_pic":0     
        }]
    }‘;

    $result = $this->request_post($url, $data);
    return json_decode($result,true);
}

public function test(){
       $accessToken    =  $this->getToken($this->appid, $this->appsecret);
       $url = "https://api.weixin.qq.com/cgi-bin/message/mass/preview?access_token=".$accessToken;
       $data=‘{
          "touser":"测试微信的 openID",
          "mpnews":
          {
               "media_id":"VtbL-3wOv1_jn78u9S6VAyvkhbWjMznWuKap7hOCRNCgrtSfXApnWTLMpx......"
          },
          "msgtype":"mpnews"
       }‘;
       $result = $this->request_post($url, $data);
       return json_decode($result,true);
   }

public function test(){
        $accessToken    =    $this->getToken($this->appid, $this->appsecret);
        $url = "https://api.weixin.qq.com/cgi-bin/message/mass/sendall?access_token==".$accessToken;
        $data=‘{
           "filter":{
              "is_to_all":false,
              "tag_id":2
           },
           "mpnews":{
              "media_id":"VtbL-3wOv1_jn78u9S6VAyvkhbWjMznWuKap7hOCRNCgrtSfXApnWTLMpx......"
           },
            "msgtype":"mpnews",
            "send_ignore_reprint":0
        }‘;
        $result = $this->request_post($url, $data);
        return json_decode($result,true);
    }