PHP WeChat 템플릿 메시지 푸시 단계에 대한 자세한 설명

/**
* 发送模板消息
*/
 public function send_notice(){
  //获取access_token
  if ($_COOKIE['access_token']){
    $access_token2=$_COOKIE['access_token'];
  }else{
    $json_token=$this>curl_post("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.$appid.'&secret='.$appsecret.'");
  $access_token1=json_decode($json_token,true);
  $access_token2=$access_token1['access_token'];
  setcookie('access_token',$access_token2,7200);
  }
   //模板消息
   $json_template = $this->json_tempalte();
   $url="https://api.weixin.qq.com/cgi- bin/message/template/send?access_token=".$access_token2;
   $res=$this->curl_post($url,urldecode($json_template));
   if ($res['errcode']==0){
     return '发送成功';
   }else{
     return '发送失败';
   }
  }
  /**
   * 将模板消息json格式化
   */
  public function json_tempalte(){
    //模板消息
    $template=array(
      'touser'=>'.$openid.',  //用户openid
      'template_id'=>".$tenpalate_id.", //在公众号下配置的模板id
      'url'=>".$uel.", //点击模板消息会跳转的链接
      'topcolor'=>"#7B68EE",
      'data'=>array(
        'first'=>array('value'=>urlencode("您的活动已通过"),'color'=>"#FF0000"),
        'keyword1'=>array('value'=>urlencode('测试文章标题'),'color'=>'#FF0000'),  //keyword需要与配置的模板消息对应
        'keyword2'=>array('value'=>urlencode(date("Y-m-d H:i:s")),'color'=>'#FF0000'),
        'keyword3'=>array('value'=>urlencode('测试发布人'),'color'=>'#FF0000'),
        'keyword4'=>array('value'=>urlencode('测试状态'),'color'=>'#FF0000'),
        'remark' =>array('value'=>urlencode('备注：这是测试'),'color'=>'#FF0000'), )
    );
    $json_template=json_encode($template);
    return $json_template;
  }
  /**
   * @param $url
   * @param array $data
   * @return mixed
   * curl请求
   */
  function curl_post($url , $data=array()){
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
    // POST数据
    curl_setopt($ch, CURLOPT_POST, 1);
    // 把post的变量加上
    curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    $output = curl_exec($ch);
    curl_close($ch);
    return $output;
  }