Add ShareMyDesktop files

1 files changed, 245 insertions, 0 deletions

diff --git a/libempathy-gtk/empathy-share-my-desktop.c b/libempathy-gtk/empathy-share-my-desktop.c
new file mode 100644
index 000000000..4a5fce916
--- /dev/null
+++ b/libempathy-gtk/empathy-share-my-desktop.c
@@ -0,0 +1,245 @@
+/*
+ * © 2009, 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
+ *
+ * Authors: Arnaud Maillet <arnaud.maillet@collabora.co.uk>
+ */
+
+#include <gtk/gtk.h>
+
+#include <dbus/dbus-glib.h>
+#include <telepathy-glib/util.h>
+#include <telepathy-glib/contact.h>
+#define DEBUG_FLAG EMPATHY_DEBUG_SHARE_DESKTOP
+#include <libempathy/empathy-debug.h>
+
+#include "empathy-share-my-desktop.h"
+
+#define DBUS_SERVICE "org.gnome.Vino"
+#define DBUS_INTERFACE "org.gnome.VinoScreen"
+
+typedef struct  {
+  TpContact *contact;
+  TpChannel *channel;
+  gulong signal_invalidated_id;
+} EmpathyShareMyDesktopPrivate;
+
+
+static void
+empathy_share_my_desktop_tube_invalidated (TpProxy *channel,
+    guint domain,
+    gint code,
+    gchar *message,
+    gpointer object)
+{
+  EmpathyShareMyDesktopPrivate *data = (EmpathyShareMyDesktopPrivate *) object;
+
+  DEBUG ("Tube is invalidated");
+
+  g_signal_handler_disconnect (G_OBJECT (data->channel),
+               data->signal_invalidated_id);
+
+  if (data->channel != NULL)
+    {
+      g_object_unref (data->channel);
+      data->channel = NULL;
+    }
+
+  g_slice_free (EmpathyShareMyDesktopPrivate, data);
+}
+
+static void
+empathy_share_my_desktop_channel_ready (TpChannel *channel,
+    const GError *error_failed,
+    gpointer object)
+{
+  EmpathyShareMyDesktopPrivate *data = (EmpathyShareMyDesktopPrivate *) object;
+  TpConnection *connection;
+  gchar * connection_path;
+  gchar * tube_path;
+  DBusGConnection *dbus_g_connection;
+  GHashTable *channel_properties;
+  DBusGProxy *proxy;
+  GError *error = NULL;
+  GdkScreen *screen;
+  gchar *obj_path;
+  GtkWidget *window;
+
+  if (channel == NULL)
+  {
+      DEBUG ("The channel is not ready: %s", error_failed->message);
+      return;
+  }
+
+  data->channel = channel;
+
+  data->signal_invalidated_id = g_signal_connect (G_OBJECT (channel),
+      "invalidated", G_CALLBACK (empathy_share_my_desktop_tube_invalidated),
+      data);
+
+  dbus_g_connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
+
+  if (dbus_g_connection == NULL)
+    {
+      DEBUG ("Failed to open connection to bus: %s", error->message);
+      g_clear_error (&error);
+      return;
+    }
+
+  screen = gdk_screen_get_default ();
+  obj_path = g_strdup_printf ("/org/gnome/vino/screens/%d",
+      gdk_screen_get_number (screen));
+
+  proxy = dbus_g_proxy_new_for_name (dbus_g_connection, DBUS_SERVICE,
+      obj_path, DBUS_INTERFACE);
+
+  connection = tp_channel_borrow_connection (channel);
+
+  g_object_get (connection, "object-path", &connection_path, NULL);
+
+  DEBUG ("connection path : %s", connection_path);
+
+  g_object_get (channel, "object-path", &tube_path, "channel-properties",
+      &channel_properties, NULL);
+
+  DEBUG ("tube path : %s", tube_path);
+
+  if (!dbus_g_proxy_call (proxy, "ShareWithTube", &error,
+      DBUS_TYPE_G_OBJECT_PATH, connection_path,
+      DBUS_TYPE_G_OBJECT_PATH, tube_path,
+      dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE),
+      channel_properties,
+      G_TYPE_INVALID, G_TYPE_INVALID))
+    {
+      window = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
+          GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
+          "Vino doesn't support telepathy");
+      gtk_dialog_run (GTK_DIALOG (window));
+      gtk_widget_destroy (window);
+      DEBUG ("Failed to request name: %s",
+          error ? error->message : "No error given");
+      g_clear_error (&error);
+    }
+
+  g_hash_table_unref (channel_properties);
+  g_free (connection_path);
+  g_free (tube_path);
+  g_free (obj_path);
+  g_object_unref (proxy);
+}
+
+static void
+empathy_share_my_desktop_create_channel_cb (TpConnection *connection,
+    const gchar *object_path,
+    GHashTable *channel_properties,
+    const GError *error_failed,
+    gpointer user_data,
+    GObject *object)
+{
+  EmpathyShareMyDesktopPrivate *data = (EmpathyShareMyDesktopPrivate *)
+      user_data;
+
+  TpChannel *channel;
+  GError *error = NULL;
+
+  if (object_path == NULL)
+  {
+      DEBUG ("CreateChannel failed: %s", error_failed->message);
+      return;
+  }
+
+  DEBUG ("Offering a new stream tube");
+
+  channel = tp_channel_new_from_properties (connection, object_path,
+      channel_properties, &error);
+
+  if (channel == NULL)
+    {
+      DEBUG ("Error requesting channel: %s", error->message);
+      g_clear_error (&error);
+      return;
+    }
+
+  tp_channel_call_when_ready (channel,
+      empathy_share_my_desktop_channel_ready, data);
+}
+
+static void
+empathy_share_my_desktop_connection_ready (TpConnection *connection,
+    const GError *error,
+    gpointer object)
+{
+  EmpathyShareMyDesktopPrivate *data = (EmpathyShareMyDesktopPrivate *) object;
+  GHashTable *request;
+  GValue *value;
+
+  if (connection == NULL)
+    {
+      DEBUG ("The connection is not ready: %s", error->message);
+      return;
+    }
+
+  request = g_hash_table_new_full (g_str_hash, g_str_equal, NULL,
+      (GDestroyNotify) tp_g_value_slice_free);
+
+  /* org.freedesktop.Telepathy.Channel.ChannelType */
+  value = tp_g_value_slice_new_static_string
+      (TP_IFACE_CHANNEL_TYPE_STREAM_TUBE);
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".ChannelType", value);
+
+  /* org.freedesktop.Telepathy.Channel.TargetHandleType */
+  value = tp_g_value_slice_new_uint (TP_HANDLE_TYPE_CONTACT);
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandleType", value);
+
+  /* org.freedesktop.Telepathy.Channel.TargetHandleType */
+  value = tp_g_value_slice_new_uint (tp_contact_get_handle
+      (data->contact));
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandle", value);
+
+  /* org.freedesktop.Telepathy.Channel.Type.StreamTube.Service */
+  value = tp_g_value_slice_new_static_string ("x_vnc");
+  g_hash_table_insert (request,
+      TP_IFACE_CHANNEL_TYPE_STREAM_TUBE  ".Service",
+      value);
+
+  tp_cli_connection_interface_requests_call_create_channel
+      (connection, -1, request, empathy_share_my_desktop_create_channel_cb,
+      data, NULL, NULL);
+
+  g_hash_table_destroy (request);
+}
+
+void
+empathy_share_my_desktop_share_with_contact (EmpathyContact *contact)
+{
+  TpConnection *connection;
+  EmpathyShareMyDesktopPrivate *data;
+  data = g_slice_new (EmpathyShareMyDesktopPrivate);
+  data->contact = empathy_contact_get_tp_contact (contact);
+
+  DEBUG ("Creation of ShareMyDesktop");
+
+  if (!TP_IS_CONTACT (data->contact))
+    {
+      DEBUG ("It's not a tp contact");
+      return;
+    }
+
+  connection = tp_contact_get_connection (data->contact);
+
+  tp_connection_call_when_ready (connection,
+      empathy_share_my_desktop_connection_ready, data);
+}