[empathy] Use TpSimpleHandler to handle incoming file transfer (#623139)

[Guillaume Desmottes <gdesmott src gnome org>]

commit 247b08745627b9189ef93c50a346f2a7b7c52e1c
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue Jun 29 17:14:25 2010 +0200

    Use TpSimpleHandler to handle incoming file transfer (#623139)

 libempathy/empathy-ft-factory.c |  128 ++++++++++++++++++++++++++++-----------
 libempathy/empathy-ft-factory.h |    5 +-
 src/empathy.c                   |    6 ++
 3 files changed, 102 insertions(+), 37 deletions(-)
---
diff --git a/libempathy/empathy-ft-factory.c b/libempathy/empathy-ft-factory.c
index 5d54203..7ae9ad1 100644
--- a/libempathy/empathy-ft-factory.c
+++ b/libempathy/empathy-ft-factory.c
@@ -23,6 +23,8 @@
 
 #include <glib.h>
 
+#include <telepathy-glib/telepathy-glib.h>
+
 #include "empathy-ft-factory.h"
 #include "empathy-ft-handler.h"
 #include "empathy-marshal.h"
@@ -56,6 +58,13 @@ enum {
 static EmpathyFTFactory *factory_singleton = NULL;
 static guint signals[LAST_SIGNAL] = { 0 };
 
+/* private structure */
+typedef struct {
+  TpBaseClient *handler;
+} EmpathyFTFactoryPriv;
+
+#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyFTFactory)
+
 static GObject *
 do_constructor (GType type,
     guint n_props,
@@ -81,6 +90,8 @@ empathy_ft_factory_class_init (EmpathyFTFactoryClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
+  g_type_class_add_private (klass, sizeof (EmpathyFTFactoryPriv));
+
   object_class->constructor = do_constructor;
 
   /**
@@ -127,29 +138,94 @@ empathy_ft_factory_class_init (EmpathyFTFactoryClass *klass)
 }
 
 static void
-empathy_ft_factory_init (EmpathyFTFactory *self)
+ft_handler_incoming_ready_cb (EmpathyFTHandler *handler,
+    GError *error,
+    gpointer user_data)
 {
-  /* do nothing */
+  EmpathyFTFactory *factory = user_data;
+
+  g_signal_emit (factory, signals[NEW_INCOMING_TRANSFER], 0, handler, error);
 }
 
 static void
-ft_handler_outgoing_ready_cb (EmpathyFTHandler *handler,
-    GError *error,
+handle_channels_cb (TpSimpleHandler *handler,
+    TpAccount *account,
+    TpConnection *connection,
+    GList *channels,
+    GList *requests_satisfied,
+    gint64 user_action_time,
+    TpHandleChannelsContext *context,
     gpointer user_data)
 {
-  EmpathyFTFactory *factory = user_data;
+  EmpathyFTFactory *self = user_data;
+  GList *l;
 
-  g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, error);
+  for (l = channels; l != NULL; l = g_list_next (l))
+    {
+      TpChannel *channel = l->data;
+      EmpathyTpFile *tp_file;
+
+      if (tp_proxy_get_invalidated (channel) != NULL)
+        continue;
+
+      if (tp_channel_get_channel_type_id (channel) !=
+          TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER)
+        continue;
+
+      tp_file = empathy_tp_file_new (channel);
+
+      /* We handle only incoming FT */
+      empathy_ft_handler_new_incoming (tp_file, ft_handler_incoming_ready_cb,
+          self);
+
+      g_object_unref (tp_file);
+    }
+
+
+  tp_handle_channels_context_accept (context);
 }
 
 static void
-ft_handler_incoming_ready_cb (EmpathyFTHandler *handler,
+empathy_ft_factory_init (EmpathyFTFactory *self)
+{
+  EmpathyFTFactoryPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+    EMPATHY_TYPE_FT_FACTORY, EmpathyFTFactoryPriv);
+  TpDBusDaemon *dbus;
+  GError *error = NULL;
+
+  self->priv = priv;
+
+  dbus = tp_dbus_daemon_dup (&error);
+  if (dbus == NULL)
+    {
+      g_warning ("Failed to get TpDBusDaemon: %s", error->message);
+      g_error_free (error);
+      return;
+    }
+
+  priv->handler = tp_simple_handler_new (dbus, FALSE, FALSE,
+      "Empathy.FileTransfer", FALSE, handle_channels_cb, self, NULL);
+
+  tp_base_client_take_handler_filter (priv->handler, tp_asv_new (
+        TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
+          TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
+        TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
+        /* Only handle *incoming* channels as outgoing FT channels has to be
+         * handled by the requester. */
+        TP_PROP_CHANNEL_REQUESTED, G_TYPE_BOOLEAN, FALSE,
+        NULL));
+
+  g_object_unref (dbus);
+}
+
+static void
+ft_handler_outgoing_ready_cb (EmpathyFTHandler *handler,
     GError *error,
     gpointer user_data)
 {
   EmpathyFTFactory *factory = user_data;
 
-  g_signal_emit (factory, signals[NEW_INCOMING_TRANSFER], 0, handler, error);
+  g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, error);
 }
 
 /* public methods */
@@ -191,33 +267,6 @@ empathy_ft_factory_new_transfer_outgoing (EmpathyFTFactory *factory,
 }
 
 /**
- * empathy_ft_factory_claim_channel:
- * @factory: an #EmpathyFTFactory
- * @operation: the #EmpathyDispatchOperation wrapping the channel
- *
- * Let the @factory claim the channel, starting the creation of a new
- * incoming #EmpathyFTHandler.
- */
-void
-empathy_ft_factory_claim_channel (EmpathyFTFactory *factory,
-    EmpathyDispatchOperation *operation)
-{
-  EmpathyTpFile *tp_file;
-
-  g_return_if_fail (EMPATHY_IS_FT_FACTORY (factory));
-  g_return_if_fail (EMPATHY_IS_DISPATCH_OPERATION (operation));
-
-  /* own a reference to the EmpathyTpFile */
-  tp_file = EMPATHY_TP_FILE
-      ((empathy_dispatch_operation_get_channel_wrapper (operation)));
-
-  empathy_ft_handler_new_incoming (tp_file, ft_handler_incoming_ready_cb,
-      factory);
-
-  empathy_dispatch_operation_claim (operation);
-}
-
-/**
  * empathy_ft_factory_set_destination_for_incoming_handler:
  * @factory: an #EmpathyFTFactory
  * @handler: the #EmpathyFTHandler to set the destination of
@@ -240,3 +289,12 @@ empathy_ft_factory_set_destination_for_incoming_handler (
 
   g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, NULL);
 }
+
+gboolean
+empathy_ft_factory_register (EmpathyFTFactory *self,
+    GError **error)
+{
+  EmpathyFTFactoryPriv *priv = GET_PRIV (self);
+
+  return tp_base_client_register (priv->handler, error);
+}
diff --git a/libempathy/empathy-ft-factory.h b/libempathy/empathy-ft-factory.h
index cffb733..00b2af5 100644
--- a/libempathy/empathy-ft-factory.h
+++ b/libempathy/empathy-ft-factory.h
@@ -64,13 +64,14 @@ EmpathyFTFactory* empathy_ft_factory_dup_singleton (void);
 void empathy_ft_factory_new_transfer_outgoing (EmpathyFTFactory *factory,
     EmpathyContact *contact,
     GFile *source);
-void empathy_ft_factory_claim_channel (EmpathyFTFactory *factory,
-    EmpathyDispatchOperation *operation);
 void empathy_ft_factory_set_destination_for_incoming_handler (
     EmpathyFTFactory *factory,
     EmpathyFTHandler *handler,
     GFile *destination);
 
+gboolean empathy_ft_factory_register (EmpathyFTFactory *self,
+    GError **error);
+
 G_END_DECLS
 
 #endif /* __EMPATHY_FT_FACTORY_H__ */
diff --git a/src/empathy.c b/src/empathy.c
index bb39263..aefb934 100644
--- a/src/empathy.c
+++ b/src/empathy.c
@@ -538,6 +538,12 @@ main (int argc, char *argv[])
   g_signal_connect (ft_factory, "new-incoming-transfer",
       G_CALLBACK (new_incoming_transfer_cb), NULL);
 
+  if (!empathy_ft_factory_register (ft_factory, &error))
+    {
+      g_warning ("Failed to register FileTransfer handler: %s", error->message);
+      g_error_free (error);
+    }
+
   /* Location mananger */
 #ifdef HAVE_GEOCLUE
   location_manager = empathy_location_manager_dup_singleton ();