$token
$token :
Listener used to sign requests before they are sent over the wire.
getSubscribedEvents() : array
Returns an array of event names this subscriber wants to listen to.
The array keys are event names and the value can be:
For instance:
The event names to listen to
onRequestBeforeSend(\Guzzle\Common\Event $event)
Signs requests before they are sent
| \Guzzle\Common\Event | $event | Event emitted |
<?php
namespace Qcloud\Cos;
use Aws\Common\Credentials\CredentialsInterface;
use Aws\Common\Credentials\NullCredentials;
use Guzzle\Common\Event;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
/**
* Listener used to sign requests before they are sent over the wire.
*/
class TokenListener implements EventSubscriberInterface {
// cos signature.
protected $token;
/**
* Construct a new request signing plugin
*/
public function __construct($token) {
$this->token = $token;
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents()
{
return array(
'request.before_send' => array('onRequestBeforeSend', -240));
}
/**
* Signs requests before they are sent
*
* @param Event $event Event emitted
*/
public function onRequestBeforeSend(Event $event) {
if ($this->token != null) {
$event['request']->setHeader('x-cos-security-token', $this->token);
}
/*
if(!$this->credentials instanceof NullCredentials) {
$this->signature->signRequest($event['request'], $this->credentials);
}
*/
}
}