/* -*- 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 * * 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 . */ /** * SECTION:gfbgraph-goa-authorizer * @short_description: GFBGraph GOA authorization interface * @stability: Unstable * @include: gfbgraph/gfbgraph.h * * #GFBGraphGoaAuthorizer provides an implementation of the #GFBGraphAuthorizer interface * for authorization using GNOME Online Accounts (GOA). **/ #include "gfbgraph-authorizer.h" #include "gfbgraph-goa-authorizer.h" enum { PROP_O, PROP_GOA_OBJECT }; struct _GFBGraphGoaAuthorizerPrivate { GMutex mutex; GoaObject *goa_object; gchar *access_token; }; static void gfbgraph_goa_authorizer_class_init (GFBGraphGoaAuthorizerClass *klass); static void gfbgraph_goa_authorizer_init (GFBGraphGoaAuthorizer *object); static void gfbgraph_goa_authorizer_finalize (GObject *object); static void gfbgraph_goa_authorizer_dispose (GObject *object); static void gfbgraph_goa_authorizer_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gfbgraph_goa_authorizer_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gfbgraph_goa_authorizer_iface_init (GFBGraphAuthorizerInterface *iface); void gfbgraph_goa_authorizer_process_call (GFBGraphAuthorizer *iface, RestProxyCall *call); void gfbgraph_goa_authorizer_process_message (GFBGraphAuthorizer *iface, SoupMessage *message); gboolean gfbgraph_goa_authorizer_refresh_authorization (GFBGraphAuthorizer *iface, GCancellable *cancellable, GError **error); static void gfbgraph_goa_authorizer_set_goa_object (GFBGraphGoaAuthorizer *self, GoaObject *goa_object); #define GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE((o), GFBGRAPH_TYPE_GOA_AUTHORIZER, GFBGraphGoaAuthorizerPrivate)) static GObjectClass *parent_class = NULL; G_DEFINE_TYPE_WITH_CODE (GFBGraphGoaAuthorizer, gfbgraph_goa_authorizer, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (GFBGRAPH_TYPE_AUTHORIZER, gfbgraph_goa_authorizer_iface_init)); static void gfbgraph_goa_authorizer_class_init (GFBGraphGoaAuthorizerClass *klass) { GObjectClass *gobject_class; gobject_class = (GObjectClass*) klass; parent_class = g_type_class_peek_parent (klass); gobject_class->finalize = gfbgraph_goa_authorizer_finalize; gobject_class->get_property = gfbgraph_goa_authorizer_get_property; gobject_class->set_property = gfbgraph_goa_authorizer_set_property; gobject_class->dispose = gfbgraph_goa_authorizer_dispose; /** * GFBGraphGoaAuthorizer:goa-object: * * The GOA account providing authentication. * **/ g_object_class_install_property (gobject_class, PROP_GOA_OBJECT, g_param_spec_object ("goa-object", "GoaObject", "The GOA account to authenticate.", GOA_TYPE_OBJECT, G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE)); g_type_class_add_private (gobject_class, sizeof(GFBGraphGoaAuthorizerPrivate)); } static void gfbgraph_goa_authorizer_init (GFBGraphGoaAuthorizer *object) { object->priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE(object); g_mutex_init (&object->priv->mutex); } static void gfbgraph_goa_authorizer_finalize (GObject *object) { G_OBJECT_CLASS(parent_class)->finalize (object); } static void gfbgraph_goa_authorizer_dispose (GObject *object) { GFBGraphGoaAuthorizerPrivate *priv; priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (object); g_clear_object (&priv->goa_object); G_OBJECT_CLASS (parent_class)->dispose (object); } static void gfbgraph_goa_authorizer_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { switch (prop_id) { case PROP_GOA_OBJECT: gfbgraph_goa_authorizer_set_goa_object (GFBGRAPH_GOA_AUTHORIZER (object), GOA_OBJECT (g_value_get_object (value))); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gfbgraph_goa_authorizer_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GFBGraphGoaAuthorizerPrivate *priv; priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (object); switch (prop_id) { case PROP_GOA_OBJECT: g_value_set_object (value, priv->goa_object); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gfbgraph_goa_authorizer_iface_init (GFBGraphAuthorizerInterface *iface) { iface->process_call = gfbgraph_goa_authorizer_process_call; iface->process_message = gfbgraph_goa_authorizer_process_message; iface->refresh_authorization = gfbgraph_goa_authorizer_refresh_authorization; } void gfbgraph_goa_authorizer_process_call (GFBGraphAuthorizer *iface, RestProxyCall *call) { GFBGraphGoaAuthorizerPrivate *priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (GFBGRAPH_GOA_AUTHORIZER (iface)); g_mutex_lock (&priv->mutex); if (priv->access_token != NULL) rest_proxy_call_add_param (call, "access_token", priv->access_token); g_mutex_unlock (&priv->mutex); } void gfbgraph_goa_authorizer_process_message (GFBGraphAuthorizer *iface, SoupMessage *message) { gchar *auth_value; SoupURI *uri; GFBGraphGoaAuthorizerPrivate *priv; priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (GFBGRAPH_GOA_AUTHORIZER (iface)); g_mutex_lock (&priv->mutex); uri = soup_message_get_uri (message); auth_value = g_strconcat ("access_token=", priv->access_token, NULL); soup_uri_set_query (uri, auth_value); g_free (auth_value); g_mutex_unlock (&priv->mutex); } gboolean gfbgraph_goa_authorizer_refresh_authorization (GFBGraphAuthorizer *iface, GCancellable *cancellable, GError **error) { GFBGraphGoaAuthorizerPrivate *priv; GoaAccount *account; GoaOAuth2Based *oauth2_based; gboolean ret_val; priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (GFBGRAPH_GOA_AUTHORIZER (iface)); ret_val = FALSE; g_mutex_lock (&priv->mutex); g_free (priv->access_token); priv->access_token = NULL; account = goa_object_peek_account (priv->goa_object); oauth2_based = goa_object_peek_oauth2_based (priv->goa_object); if (goa_account_call_ensure_credentials_sync (account, NULL, cancellable, error)) if (goa_oauth2_based_call_get_access_token_sync (oauth2_based, &priv->access_token, NULL, cancellable, error)) ret_val = TRUE; g_mutex_unlock (&priv->mutex); return ret_val; } static void gfbgraph_goa_authorizer_set_goa_object (GFBGraphGoaAuthorizer *self, GoaObject *goa_object) { GoaAccount *account; GoaOAuth2Based *oauth2_based; GFBGraphGoaAuthorizerPrivate *priv; g_return_if_fail (GOA_IS_OBJECT (goa_object)); priv = GFBGRAPH_GOA_AUTHORIZER_GET_PRIVATE (self); oauth2_based = goa_object_peek_oauth2_based (goa_object); g_return_if_fail (oauth2_based != NULL && GOA_IS_OAUTH2_BASED (oauth2_based)); account = goa_object_peek_account (goa_object); g_return_if_fail (account != NULL && GOA_IS_ACCOUNT (account)); g_object_ref (goa_object); priv->goa_object = goa_object; } /** * gfbgraph_goa_authorizer_new: * @goa_object: A #GoaObject representing a Facebook account. * * Creates a new #GFBGraphGoaAuthorizer using @goa_object as account. * * Returns: (transfer full): A new #GFBGraphGoaAuthorizer. Use g_object_unref() to free it. */ GFBGraphGoaAuthorizer* gfbgraph_goa_authorizer_new (GoaObject *goa_object) { return GFBGRAPH_GOA_AUTHORIZER (g_object_new (GFBGRAPH_TYPE_GOA_AUTHORIZER, "goa-object", goa_object, NULL)); }