--- a/telepathygabble/src/media-factory.c Wed Mar 31 22:32:38 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,666 +0,0 @@
-/*
- * media-factory.c - Source for GabbleMediaFactory
- * Copyright (C) 2006 Collabora Ltd.
- *
- * This library 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.
- *
- * This library 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 this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-
-#include <glib.h>
-
-#include <dbus/dbus-glib.h>
-#include <dbus/dbus-glib-lowlevel.h>
-
-#include "loudmouth/loudmouth.h"
-
-
-#include "debug.h"
-#include "gabble-connection.h"
-#include "gabble-media-channel.h"
-#include "handles.h"
-#include "media-factory.h"
-#include "namespaces.h"
-#include "telepathy-interfaces.h"
-#include "text-mixin.h"
-#include "tp-channel-factory-iface.h"
-#include "util.h"
-
-static void gabble_media_factory_iface_init (gpointer g_iface, gpointer iface_data);
-static LmHandlerResult media_factory_jingle_cb (LmMessageHandler*, LmConnection*, LmMessage*, gpointer);
-#ifndef EMULATOR
-G_DEFINE_TYPE_WITH_CODE (GabbleMediaFactory, gabble_media_factory, G_TYPE_OBJECT,
- G_IMPLEMENT_INTERFACE (TP_TYPE_CHANNEL_FACTORY_IFACE, gabble_media_factory_iface_init));
-
-#endif
-
-#ifdef EMULATOR
-#include "libgabble_wsd_solution.h"
-
- GET_STATIC_VAR_FROM_TLS(gabble_media_factory_parent_class,media_factory,gpointer)
- #define gabble_media_factory_parent_class (*GET_WSD_VAR_NAME(gabble_media_factory_parent_class,media_factory,s)())
-
- GET_STATIC_VAR_FROM_TLS(g_define_type_id,media_factory,GType)
- #define g_define_type_id (*GET_WSD_VAR_NAME(g_define_type_id,media_factory,s)())
-
-static void gabble_media_factory_init (GabbleMediaFactory *self);
-static void gabble_media_factory_class_init (GabbleMediaFactoryClass *klass);
-static void gabble_media_factory_class_intern_init (gpointer klass)
-{
-gabble_media_factory_parent_class = g_type_class_peek_parent (klass);
- gabble_media_factory_class_init ((GabbleMediaFactoryClass*) klass);
-}
- EXPORT_C GType gabble_media_factory_get_type (void)
- {
- if ((g_define_type_id == 0)) { static const GTypeInfo g_define_type_info = { sizeof (GabbleMediaFactoryClass), (GBaseInitFunc) ((void *)0), (GBaseFinalizeFunc) ((void *)0), (GClassInitFunc) gabble_media_factory_class_intern_init, (GClassFinalizeFunc) ((void *)0), ((void *)0), sizeof (GabbleMediaFactory), 0, (GInstanceInitFunc) gabble_media_factory_init, ((void *)0) }; g_define_type_id = g_type_register_static ( ((GType) ((20) << (2))), g_intern_static_string ("GabbleMediaFactory"), &g_define_type_info, (GTypeFlags) 0); { { static const GInterfaceInfo g_implement_interface_info = { (GInterfaceInitFunc) gabble_media_factory_iface_init }; g_type_add_interface_static (g_define_type_id, tp_channel_factory_iface_get_type(), &g_implement_interface_info); } ; } } return g_define_type_id; } ;
-#endif
-
-#define DBUS_API_SUBJECT_TO_CHANGE
-#define DEBUG_FLAG GABBLE_DEBUG_MEDIA
-
-#ifdef DEBUG_FLAG
-//#define DEBUG(format, ...)
-#define DEBUGGING 0
-#define NODE_DEBUG(n, s)
-#endif /* DEBUG_FLAG */
-
-/* properties */
-enum
-{
- PROP_CONNECTION = 1,
- LAST_PROPERTY
-};
-
-typedef struct _GabbleMediaFactoryPrivate GabbleMediaFactoryPrivate;
-struct _GabbleMediaFactoryPrivate
-{
- GabbleConnection *conn;
- LmMessageHandler *jingle_cb;
-
- GPtrArray *channels;
- guint channel_index;
-
- GHashTable *session_chans;
-
- gboolean dispose_has_run;
-};
-
-#define GABBLE_MEDIA_FACTORY_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GABBLE_TYPE_MEDIA_FACTORY, GabbleMediaFactoryPrivate))
-
-static GObject *gabble_media_factory_constructor (GType type, guint n_props, GObjectConstructParam *props);
-
-static void
-gabble_media_factory_init (GabbleMediaFactory *fac)
-{
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- priv->channels = g_ptr_array_sized_new (1);
- priv->channel_index = 0;
-
- priv->jingle_cb = NULL;
-
- priv->conn = NULL;
- priv->dispose_has_run = FALSE;
-
- priv->session_chans = g_hash_table_new_full (g_str_hash, g_str_equal,
- g_free, NULL);
-}
-
-static GObject *
-gabble_media_factory_constructor (GType type, guint n_props,
- GObjectConstructParam *props)
-{
- GObject *obj;
- GabbleMediaFactoryPrivate *priv;
-
- obj = G_OBJECT_CLASS (gabble_media_factory_parent_class)->
- constructor (type, n_props, props);
- priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (obj);
-
- return obj;
-}
-
-
-static void
-gabble_media_factory_dispose (GObject *object)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (object);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- if (priv->dispose_has_run)
- return;
-
- gabble_debug (DEBUG_FLAG, "dispose called");
- priv->dispose_has_run = TRUE;
-
- tp_channel_factory_iface_close_all (TP_CHANNEL_FACTORY_IFACE (object));
- g_assert (priv->channels == NULL);
-
- if (priv->session_chans)
- {
- g_assert (g_hash_table_size (priv->session_chans) == 0);
- g_hash_table_destroy (priv->session_chans);
- priv->session_chans = NULL;
- }
-
- if (G_OBJECT_CLASS (gabble_media_factory_parent_class)->dispose)
- G_OBJECT_CLASS (gabble_media_factory_parent_class)->dispose (object);
-}
-
-static void
-gabble_media_factory_get_property (GObject *object,
- guint property_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (object);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- switch (property_id) {
- case PROP_CONNECTION:
- g_value_set_object (value, priv->conn);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
- break;
- }
-}
-
-static void
-gabble_media_factory_set_property (GObject *object,
- guint property_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (object);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- switch (property_id) {
- case PROP_CONNECTION:
- priv->conn = g_value_get_object (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
- break;
- }
-}
-
-static void
-gabble_media_factory_class_init (GabbleMediaFactoryClass *gabble_media_factory_class)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (gabble_media_factory_class);
- GParamSpec *param_spec;
-
- g_type_class_add_private (gabble_media_factory_class, sizeof (GabbleMediaFactoryPrivate));
-
- object_class->constructor = gabble_media_factory_constructor;
- object_class->dispose = gabble_media_factory_dispose;
-
- object_class->get_property = gabble_media_factory_get_property;
- object_class->set_property = gabble_media_factory_set_property;
-
- param_spec = g_param_spec_object ("connection", "GabbleConnection object",
- "Gabble connection object that owns this "
- "media channel factory object.",
- GABBLE_TYPE_CONNECTION,
- G_PARAM_CONSTRUCT_ONLY |
- G_PARAM_READWRITE |
- G_PARAM_STATIC_NICK |
- G_PARAM_STATIC_BLURB);
- g_object_class_install_property (object_class, PROP_CONNECTION, param_spec);
-
-}
-
-static gboolean _gabble_media_factory_sid_in_use (GabbleMediaFactory *fac, const gchar *sid);
-static GabbleMediaChannel *new_media_channel (GabbleMediaFactory *fac, GabbleHandle handle);
-static void media_channel_closed_cb (GabbleMediaChannel *chan, gpointer user_data);
-
-/**
- * media_factory_jingle_cb
- *
- * Called by loudmouth when we get an incoming <iq>. This handler
- * is concerned only with jingle session queries, and allows other
- * handlers to be called for other queries.
- */
-static LmHandlerResult
-media_factory_jingle_cb (LmMessageHandler *handler,
- LmConnection *lmconn,
- LmMessage *message,
- gpointer user_data)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (user_data);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- LmMessageNode *iq_node, *session_node;
- const gchar *from, *id, *action, *sid;
- gchar *resource;
- GabbleHandle handle;
- GabbleMediaChannel *chan = NULL;
- gboolean chan_is_new = FALSE;
- GError *error = NULL;
-
- g_assert (lmconn == priv->conn->lmconn);
-
- /* all jingle actions are sets */
- if (LM_MESSAGE_SUB_TYPE_SET != lm_message_get_sub_type (message))
- return LM_HANDLER_RESULT_ALLOW_MORE_HANDLERS;
-
- /* is it for us? */
- iq_node = lm_message_get_node (message);
- session_node = lm_message_node_get_child_with_namespace (message->node,
- "jingle", NS_JINGLE);
-
- if (session_node != NULL)
- {
- action = lm_message_node_get_attribute (session_node, "action");
- }
- else
- {
- session_node = lm_message_node_get_child_with_namespace (iq_node,
- "session", NS_GOOGLE_SESSION);
-
- if (session_node == NULL)
- return LM_HANDLER_RESULT_ALLOW_MORE_HANDLERS;
-
- action = lm_message_node_get_attribute (session_node, "type");
- }
-
- if (action == NULL)
- {
- NODE_DEBUG (iq_node, "session action not found");
- goto BAD_REQUEST;
- }
-
- from = lm_message_node_get_attribute (iq_node, "from");
- if (from == NULL)
- {
- NODE_DEBUG (iq_node, "'from' attribute not found");
- goto BAD_REQUEST;
- }
-
- handle = gabble_handle_for_contact (priv->conn->handles, from, FALSE);
- if (handle == 0)
- {
- NODE_DEBUG (iq_node, "unable to get handle for sender");
- goto BAD_REQUEST;
- }
-
- id = lm_message_node_get_attribute (iq_node, "id");
- if (id == NULL)
- {
- NODE_DEBUG (iq_node, "'id' attribute not found");
- goto BAD_REQUEST;
- }
-
- /* does the session exist? */
- sid = lm_message_node_get_attribute (session_node, "sid");
- if (sid == NULL)
- sid = lm_message_node_get_attribute (session_node, "id");
-
- if (sid == NULL)
- {
- NODE_DEBUG (iq_node, "unable to get session id");
- goto BAD_REQUEST;
- }
-
- if (_gabble_media_factory_sid_in_use (fac, sid))
- {
- /* if it's media session, we should have it in here */
- chan = g_hash_table_lookup (priv->session_chans, sid);
- }
-
- /* it's a new session */
- if (chan == NULL)
- {
- /* if the session is unknown, the only allowed action is "initiate" */
- if (g_strdiff (action, "initiate") &&
- g_strdiff (action, "session-initiate"))
- {
- NODE_DEBUG (iq_node,
- "action is not \"initiate\" or \"session-initiate\", rejecting");
- goto BAD_REQUEST;
- }
-
- gabble_debug (DEBUG_FLAG, "creating media channel");
-
- chan = new_media_channel (fac, handle);
- chan_is_new = TRUE;
- }
-
- g_assert (chan != NULL);
-
- gabble_debug (DEBUG_FLAG, "dispatching to session %s", sid);
- g_object_ref (chan);
- gabble_decode_jid (from, NULL, NULL, &resource);
-
- if (_gabble_media_channel_dispatch_session_action (chan, handle, resource,
- sid, message, session_node, action, &error))
- {
- if (chan_is_new)
- g_signal_emit_by_name (fac, "new-channel", chan);
- }
- else
- {
- if (chan_is_new)
- gabble_media_channel_close (chan, NULL);
-
- g_assert (error != NULL);
- _gabble_connection_send_iq_error (priv->conn, message, error->code,
- error->message);
- }
-
- g_object_unref (chan);
- g_free (resource);
-
- return LM_HANDLER_RESULT_REMOVE_MESSAGE;
-
-BAD_REQUEST:
- _gabble_connection_send_iq_error (
- priv->conn, message, XMPP_ERROR_BAD_REQUEST, NULL);
-
- return LM_HANDLER_RESULT_REMOVE_MESSAGE;
-}
-
-static const gchar *
-_gabble_media_factory_get_unique_sid (GabbleMediaFactory *fac)
-{
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- guint32 val;
- gchar *sid = NULL;
- gboolean unique = FALSE;
-
- while (!unique)
- {
- val = g_random_int_range (1000000, G_MAXINT);
-
- g_free (sid);
- sid = g_strdup_printf ("%u", val);
-
- unique = !_gabble_media_factory_sid_in_use (fac, sid);
- }
-
- g_hash_table_insert (priv->session_chans, sid, NULL);
-
- return sid;
-}
-
-static gboolean
-_gabble_media_factory_sid_in_use (GabbleMediaFactory *fac, const gchar *sid)
-{
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- gpointer key, value;
-
- return g_hash_table_lookup_extended (priv->session_chans, sid, &key, &value);
-}
-
-const gchar *
-_gabble_media_factory_allocate_sid (GabbleMediaFactory *fac, GabbleMediaChannel *chan)
-{
- const gchar *sid = _gabble_media_factory_get_unique_sid (fac);
-
- g_return_val_if_fail (sid, NULL);
-
- return _gabble_media_factory_register_sid (fac, sid, chan);
-}
-
-const gchar *
-_gabble_media_factory_register_sid (GabbleMediaFactory *fac,
- const gchar *sid,
- GabbleMediaChannel *chan)
-{
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- gchar *sid_copy = g_strdup (sid);
-
- g_hash_table_replace (priv->session_chans, sid_copy, chan);
-
- return sid_copy;
-}
-
-void
-_gabble_media_factory_free_sid (GabbleMediaFactory *fac, const gchar *sid)
-{
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- if (g_hash_table_lookup (priv->session_chans, sid))
- {
- g_hash_table_remove (priv->session_chans, sid);
- }
-}
-
-static gboolean
-_remove_sid_mapping (gpointer key, gpointer value, gpointer user_data)
-{
- GabbleMediaChannel *chan = GABBLE_MEDIA_CHANNEL (value);
- GabbleMediaChannel *target_chan = GABBLE_MEDIA_CHANNEL (user_data);
-
- if (chan == target_chan) return TRUE;
- return FALSE;
-}
-
-/**
- * media_channel_closed_cb:
- *
- * Signal callback for when a media channel is closed. Removes the references
- * that #GabbleMediaFactory holds to them. Also removes all the sessions for
- * the closed channel.
- */
-static void
-media_channel_closed_cb (GabbleMediaChannel *chan, gpointer user_data)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (user_data);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- if (priv->channels)
- {
- gabble_debug (DEBUG_FLAG, "removing media channel %p with ref count %d",
- chan, G_OBJECT (chan)->ref_count);
-
- g_ptr_array_remove (priv->channels, chan);
- g_object_unref (chan);
- }
-
- if (priv->session_chans)
- {
- g_hash_table_foreach_remove (priv->session_chans, _remove_sid_mapping, chan);
- }
-}
-
-/**
- * new_media_channel
- *
- * Creates a new empty GabbleMediaChannel.
- */
-static GabbleMediaChannel *
-new_media_channel (GabbleMediaFactory *fac, GabbleHandle creator)
-{
- GabbleMediaFactoryPrivate *priv;
- GabbleMediaChannel *chan;
- gchar *object_path;
-
- g_assert (GABBLE_IS_MEDIA_FACTORY (fac));
-
- priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- object_path = g_strdup_printf ("%s/MediaChannel%u", priv->conn->object_path,
- priv->channel_index);
- priv->channel_index += 1;
-
- chan = g_object_new (GABBLE_TYPE_MEDIA_CHANNEL,
- "connection", priv->conn,
- "factory", fac,
- "object-path", object_path,
- "creator", creator,
- NULL);
-
- gabble_debug (DEBUG_FLAG, "object path %s", object_path);
-
- g_signal_connect (chan, "closed", (GCallback) media_channel_closed_cb, fac);
-
- g_ptr_array_add (priv->channels, chan);
-
- g_free (object_path);
-
- return chan;
-}
-
-
-static void
-gabble_media_factory_iface_close_all (TpChannelFactoryIface *iface)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (iface);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- guint i;
-
- gabble_debug (DEBUG_FLAG, "closing channels");
-
- if (priv->channels)
- {
- GPtrArray *tmp = priv->channels;
- priv->channels = NULL;
-
-
- for (i = 0; i < tmp->len; i++)
- {
- GabbleMediaChannel *chan = g_ptr_array_index (tmp, i);
-
- gabble_debug (DEBUG_FLAG, "about to unref channel with ref_count %d",
- G_OBJECT (chan)->ref_count);
-
- g_object_unref (chan);
- }
-
- g_ptr_array_free (tmp, TRUE);
- }
-
- if (priv->session_chans)
- {
- g_hash_table_destroy (priv->session_chans);
- priv->session_chans = NULL;
- }
-}
-
-static void
-gabble_media_factory_iface_connecting (TpChannelFactoryIface *iface)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (iface);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- g_assert(priv->conn != NULL);
- g_assert(priv->conn->lmconn != NULL);
-
- gabble_debug (DEBUG_FLAG, "adding callbacks");
-
- priv->jingle_cb = lm_message_handler_new (media_factory_jingle_cb, fac, NULL);
- lm_connection_register_message_handler (priv->conn->lmconn, priv->jingle_cb,
- LM_MESSAGE_TYPE_IQ,
- LM_HANDLER_PRIORITY_NORMAL);
-}
-
-static void
-gabble_media_factory_iface_connected (TpChannelFactoryIface *iface)
-{
- /* nothing to do */
-}
-
-static void
-gabble_media_factory_iface_disconnected (TpChannelFactoryIface *iface)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (iface);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
-
- g_assert (priv->jingle_cb != NULL);
-
- gabble_debug (DEBUG_FLAG, "removing callbacks");
-
- lm_connection_unregister_message_handler (priv->conn->lmconn, priv->jingle_cb,
- LM_MESSAGE_TYPE_IQ);
- lm_message_handler_unref (priv->jingle_cb);
- priv->jingle_cb = NULL;
-}
-
-static void
-gabble_media_factory_iface_foreach (TpChannelFactoryIface *iface, TpChannelFunc foreach, gpointer user_data)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (iface);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- guint i;
-
- for (i = 0; i < priv->channels->len; i++)
- {
- foreach (TP_CHANNEL_IFACE (g_ptr_array_index (priv->channels, i)), user_data);
- }
-}
-
-static TpChannelFactoryRequestStatus
-gabble_media_factory_iface_request (TpChannelFactoryIface *iface,
- const gchar *chan_type,
- TpHandleType handle_type,
- guint handle,
- TpChannelIface **ret,
- GError **error)
-{
- GabbleMediaFactory *fac = GABBLE_MEDIA_FACTORY (iface);
- GabbleMediaFactoryPrivate *priv = GABBLE_MEDIA_FACTORY_GET_PRIVATE (fac);
- GabbleMediaChannel *chan = NULL;
-
- if (strcmp (chan_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA))
- return TP_CHANNEL_FACTORY_REQUEST_STATUS_NOT_IMPLEMENTED;
-
- if (handle_type == 0)
- {
- /* create an empty channel */
- chan = new_media_channel (fac, priv->conn->self_handle);
- }
- else if (handle_type == TP_HANDLE_TYPE_CONTACT)
- {
- chan = new_media_channel (fac, priv->conn->self_handle);
-
- if (!_gabble_media_channel_add_member (G_OBJECT (chan), handle, "", error))
- {
- gboolean close_ret;
-
- close_ret = gabble_media_channel_close (chan, NULL);
- g_assert (close_ret);
-
- return TP_CHANNEL_FACTORY_REQUEST_STATUS_ERROR;
- }
- }
- else
- {
- return TP_CHANNEL_FACTORY_REQUEST_STATUS_INVALID_HANDLE;
- }
-
- g_assert (chan != NULL);
- g_signal_emit_by_name (fac, "new-channel", chan);
-
- *ret = TP_CHANNEL_IFACE (chan);
- return TP_CHANNEL_FACTORY_REQUEST_STATUS_DONE;
-}
-
-static void
-gabble_media_factory_iface_init (gpointer g_iface,
- gpointer iface_data)
-{
- TpChannelFactoryIfaceClass *klass = (TpChannelFactoryIfaceClass *) g_iface;
-
- klass->close_all = gabble_media_factory_iface_close_all;
- klass->connected = gabble_media_factory_iface_connected;
- klass->connecting = gabble_media_factory_iface_connecting;
- klass->disconnected = gabble_media_factory_iface_disconnected;
- klass->foreach = gabble_media_factory_iface_foreach;
- klass->request = gabble_media_factory_iface_request;
-}
-