Moved files into server namespace/folder and updated docblock copyright statements

src/League/OAuth2/Server/Storage/ClientInterface.php

@@ -0,0 +1,55 @@
+<?php
+/**
+ * OAuth 2.0 Client storage interface
+ *
+ * @package     php-loep/oauth2-server
+ * @author      Alex Bilbie <hello@alexbilbie.com>
+ * @copyright   Copyright (c) 2013 PHP League of Extraordinary Packages
+ * @license     http://mit-license.org/
+ * @link        http://github.com/php-leop/oauth2-server
+ */
+
+namespace League\OAuth2\Storage;
+
+interface ClientInterface
+{
+	/**
+	 * Validate a client
+	 *
+	 * Example SQL query:
+	 *
+	 * <code>
+	 * # Client ID + redirect URI
+	 * SELECT oauth_clients.id FROM oauth_clients LEFT JOIN client_endpoints ON client_endpoints.client_id
+	 *  = oauth_clients.id WHERE oauth_clients.id = $clientId AND client_endpoints.redirect_uri = $redirectUri
+	 *
+	 * # Client ID + client secret
+	 * SELECT oauth_clients.id FROM oauth_clients  WHERE oauth_clients.id = $clientId AND
+	 *  oauth_clients.secret = $clientSecret
+	 *
+	 * # Client ID + client secret + redirect URI
+	 * SELECT oauth_clients.id FROM oauth_clients LEFT JOIN client_endpoints ON client_endpoints.client_id
+	 *  = oauth_clients.id WHERE oauth_clients.id = $clientId AND oauth_clients.secret = $clientSecret
+	 *  AND client_endpoints.redirect_uri = $redirectUri
+	 * </code>
+	 *
+	 * Response:
+	 *
+	 * <code>
+	 * Array
+	 * (
+	 *     [client_id] => (string) The client ID
+	 *     [client secret] => (string) The client secret
+	 *     [redirect_uri] => (string) The redirect URI used in this request
+	 *     [name] => (string) The name of the client
+	 * )
+	 * </code>
+	 *
+	 * @param  string     $clientId     The client's ID
+	 * @param  string     $clientSecret The client's secret (default = "null")
+	 * @param  string     $redirectUri  The client's redirect URI (default = "null")
+	 * @param  string     $grantType    The grant type used in the request
+	 * @return bool|array               Returns false if the validation fails, array on success
+	 */
+    public function getClient($clientId = null, $clientSecret = null, $redirectUri = null, $grantType = null);
+}