/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8; tab-width: 8 -*-  */

/*

 * libgfbgraph - GObject library for Facebook Graph API

 * Copyright (C) 2013 Álvaro Peña <alvaropg@gmail.com>

 *

 * GFBGraph is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * GFBGraph is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with GFBGraph.  If not, see <http://www.gnu.org/licenses/>.

 */

/**

 * SECTION:gfbgraph-authorizer

 * @title: GFBGraphAuthorizer

 * @short_description: Facebook Graph API authorization interface.

 * @include: gfbgraph/gfbgraph.h

 *

 * #GFBGraphAuthorizer interface provides a uniform way to implement authentication

 * and authorization process for use by GFBGraph functions.

 **/

#include "gfbgraph-authorizer.h"

G_DEFINE_INTERFACE (GFBGraphAuthorizer, gfbgraph_authorizer, G_TYPE_OBJECT);

static void

gfbgraph_authorizer_default_init (GFBGraphAuthorizerInterface *iface)

{

}

/**

 * gfbgraph_authorizer_process_call:

 * @iface: A #GFBGraphAuthorizer.

 * @call: A #RestProxyCall.

 *

 * Adds the necessary authorization to @call.

 *

 * This method modifies @call in place and is thread safe.

 */

void

gfbgraph_authorizer_process_call (GFBGraphAuthorizer *iface, RestProxyCall *call)

{

        g_return_if_fail (GFBGRAPH_IS_AUTHORIZER (iface));

        GFBGRAPH_AUTHORIZER_GET_IFACE (iface)->process_call (iface, call);

}

/**

 * gfbgraph_authorizer_process_message:

 * @iface: A #GFBGraphAuthorizer.

 * @message: A #SoupMessage.

 *

 * Adds the necessary authorization to @message. The type of @message

 * can be DELETE, GET and POST.

 *

 * This method modifies @message in place and is thread safe.

 */

void

gfbgraph_authorizer_process_message (GFBGraphAuthorizer *iface, SoupMessage *message)

{

        g_return_if_fail (GFBGRAPH_IS_AUTHORIZER (iface));

        GFBGRAPH_AUTHORIZER_GET_IFACE (iface)->process_message (iface, message);

}

/**

 * gfbgraph_authorizer_refresh_authorization:

 * @iface: A #GFBGraphAuthorizer.

 * @cancellable: (allow-none): An optional #GCancellable object, or %NULL.

 * @error: (allow-none): An optional #GError, or %NULL.

 *

 * Synchronously forces @iface to refresh any authorization tokens

 * held by it.

 *

 * This method is thread safe.

 *

 * Returns: %TRUE if the authorizer now has a valid token.

 */

gboolean

gfbgraph_authorizer_refresh_authorization (GFBGraphAuthorizer *iface, GCancellable *cancellable, GError **error)

{

        g_return_val_if_fail (GFBGRAPH_IS_AUTHORIZER (iface), FALSE);

        return GFBGRAPH_AUTHORIZER_GET_IFACE (iface)->refresh_authorization (iface, cancellable, error);

}