php - 如何在不使用 cURL 的情况下在 php 中发送 gcm 消息？

Question

我正在使用以下代码向 gcm 服务器发出 HTTP POST 请求。该代码始终返回“未经授权的错误 401”。我读到它与标题有关，但无法弄清楚出了什么问题。谁能告诉我怎么了？还有其他方法可以发送 gcm 消息吗？ 任何帮助将不胜感激。

$api_key = "AIzaSyBhuPSdHmq6-************_qxSJr8d0";

$message = array("msg_url" => $msg_url, "msg_title" => $msg_title);

$url = 'https://android.googleapis.com/gcm/send';

$fields = array('registration_ids'  => $ids,'data'=> array( "message" => $message ));

$headers = array('Authorization: key=' . $api_key,'Content-Type: application/json');

// use key 'http' even if you send the request to https://...
$options = array(
    'http' => array(
        'header'=> $headers ,
        'method'  => 'POST',
        'content' => json_encode($fields),
    ),
);
$context  = stream_context_create($options);
$result = file_get_contents($url, false, $context);

var_dump($result);

Answer 1

使用我的 API key 测试了您的代码。我能够向 GCM 发送请求并得到正确的响应。您的 API key 似乎有问题

<?php

$msg_url = "http://msg.com";

$msg_title = "message_title";

$ids = array('reg_id_1', 'reg_id_2'); 

$api_key = "AIzaSyBhuPSdHmq6-************_qxSJr8d0";

$message = array("msg_url" => $msg_url, "msg_title" => $msg_title);

$url = 'https://android.googleapis.com/gcm/send';

$fields = array('registration_ids'  => $ids,'data'=> array( "message" => $message ));

$headers = array('Authorization: key=' . $api_key,'Content-Type: application/json');

// use key 'http' even if you send the request to https://...
$options = array(
    'http' => array(
        'header'=> $headers ,
        'method'  => 'POST',
        'content' => json_encode($fields),
    ),
);
$context  = stream_context_create($options);
$result = file_get_contents($url, false, $context);

var_dump($result);
?>