如何通过极光推送实现精准信息发送至特定APP？

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phpclass JPush{ private $masterSecret=''; private $appKeys='';

public function __construct($masterSecret='', $appKeys='') { $this->masterSecret=$masterSecret; $this->appKeys=$appKeys; }

public function requestPost($url='', $param='', $header='') { // 请求逻辑 }}

class jpush { private $_masterSecret = ''; private $_appkeys = ''; function __construct($masterSecret = '',$appkeys = '') { $this->_masterSecret = $masterSecret; $this->_appkeys = $appkeys; } function request_post($url = '', $param = '',$header='') { if (empty($url) || empty($param)) { return false; } $postUrl = $url; $curlPost = $param; $ch = curl_init();//初始化curl curl_setopt($ch, CURLOPT_URL,$postUrl);//抓取指定网页 curl_setopt($ch, CURLOPT_HEADER, 0);//设置header $header && curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上 curl_setopt($ch, CURLOPT_POST, 1);//post提交方式 curl_setopt($ch, CURLOPT_POSTFIELDS, $curlPost); $data = curl_exec($ch);//运行curl curl_close($ch); return $data; } function send($platform = 'android,ios',$audience = 'all',$message = '', $notification = '', $options = '') { $url = 'api.jpush.cn/v3/push'; $base64_auth_string=base64_encode($this->_appkeys.':'.$this->_masterSecret); $header = array( 'Content-Type: application/json', 'Authorization: Basic '.$base64_auth_string ); $param = ''; $param .= '&platform='.$platform; $param .= '&audience='.$audience; $param .= '&message='.$message; $param .= '&notification='.$notification; $param .= '&options='.$options; $res = $this->request_post($url, $param, $header); return $res; } }