Send a web notification with OneSignal

sendMessage.php

	function sendMessage($title, $url){
	    $content = array(
	      "en" => $title,
	      "fr" => $title
	      );
	    
	    $fields = array(
	      'app_id' => ONESIGNAL_APP_ID,
	      'included_segments' => array('All'),
	      'url' => $url,
	      //'data' => array("foo" => "bar"),
	      'contents' => $content,
	      'headings' => array(
		      "en" => ONESIGNAL_SITENAME,
		      "fr" => ONESIGNAL_SITENAME		      
	      ),
	      'ttl' => 3600
	    );
	    
	    $fields = json_encode($fields);
	    print("\nJSON sent:\n");
	    print($fields);
	    
	    $ch = curl_init();
	    curl_setopt($ch, CURLOPT_URL, "https://onesignal.com/api/v1/notifications");
	    curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json',
	                           'Authorization: Basic '.ONESIGNAL_REST_API_KEY));
	    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
	    curl_setopt($ch, CURLOPT_HEADER, FALSE);
	    curl_setopt($ch, CURLOPT_POST, TRUE);
	    curl_setopt($ch, CURLOPT_POSTFIELDS, $fields);
	    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
	
	    $response = curl_exec($ch);
	    curl_close($ch);
	    
	    return $response;
	  }