/**
* Returns authorization header to be included in the request.
*
* @param array $headers request headers.
* @param string $url reuqest url.
* @param array $queryParams query variables.
* @param string $httpMethod request http method.
*
* @see Specifying the Authorization Header section at
* http://msdn.microsoft.com/en-us/library/windowsazure/dd179428.aspx
*
* @return string
*/
public function getAuthorizationHeader($headers, $url, $queryParams, $httpMethod)
{
if ($this->accessToken == null || $this->accessToken->getExpiresIn() < time()) {
$this->accessToken = $this->oauthService->getAccessToken($this->grantType, $this->accountName, $this->accountKey, $this->scope);
}
return Resources::OAUTH_ACCESS_TOKEN_PREFIX . $this->accessToken->getAccessToken();
}
/**
* @covers WindowsAzure\Common\Internal\OAuthRestProxy::getAccessToken
* @covers WindowsAzure\Common\Internal\OAuthRestProxy::__construct
*/
public function testGetAccessToken()
{
// Setup
$channel = new HttpClient();
$uri = Resources::MEDIA_SERVICES_OAUTH_URL;
$connection = TestResources::getMediaServicesConnectionParameters();
$settings = new MediaServicesSettings($connection['accountName'], $connection['accessKey']);
$scope = Resources::MEDIA_SERVICES_OAUTH_SCOPE;
// Test
$proxy = new OAuthRestProxy($channel, $uri);
$actual = $proxy->getAccessToken(Resources::OAUTH_GT_CLIENT_CREDENTIALS, $settings->getAccountName(), $settings->getAccessKey(), $scope);
// Assert
$this->assertNotNull($proxy);
$this->assertNotNull($actual->getAccessToken());
$this->assertGreaterThan(time(), $actual->getExpiresIn());
$this->assertEquals($scope, $actual->getScope());
}