Move the TpFarsight code from TpCall to CallHandler

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>

git-svn-id: svn+ssh://svn.gnome.org/svn/empathy/trunk@2387 4ee84921-47dd-4033-b63a-18d7a039a3e4

4 files changed, 309 insertions, 160 deletions

diff --git a/libempathy/empathy-call-handler.c b/libempathy/empathy-call-handler.c
index 2c08a8747..1fba9317a 100644
--- a/libempathy/empathy-call-handler.c
+++ b/libempathy/empathy-call-handler.c
@@ -22,36 +22,54 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <telepathy-glib/util.h>
+
+#include <telepathy-farsight/channel.h>
+#include <telepathy-farsight/stream.h>
+
 #include "empathy-call-handler.h"
+#include "empathy-dispatcher.h"
+#include "empathy-marshal.h"
 
 G_DEFINE_TYPE(EmpathyCallHandler, empathy_call_handler, G_TYPE_OBJECT)
 
-#if 0
 /* signal enum */
 enum
 {
-    LAST_SIGNAL
+  CONFERENCE_ADDED,
+  SRC_PAD_ADDED,
+  SINK_PAD_ADDED,
+  LAST_SIGNAL
 };
 
 static guint signals[LAST_SIGNAL] = {0};
-#endif
+
+enum {
+  PROP_TP_CALL = 1,
+  PROP_GST_BUS,
+  PROP_CONTACT
+};
 
 /* private structure */
-typedef struct _EmpathyCallHandlerPrivate EmpathyCallHandlerPrivate;
+typedef struct _EmpathyCallHandlerPriv EmpathyCallHandlerPriv;
 
-struct _EmpathyCallHandlerPrivate
+struct _EmpathyCallHandlerPriv
 {
   gboolean dispose_has_run;
+  EmpathyTpCall *call;
+  EmpathyContact *contact;
+  TfChannel *tfchannel;
+  GstBus *bus;
 };
 
-#define EMPATHY_CALL_HANDLER_GET_PRIVATE(o) \
+#define GET_PRIV(o) \
   (G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_CALL_HANDLER,\
-    EmpathyCallHandlerPrivate))
+    EmpathyCallHandlerPriv))
 
 static void
 empathy_call_handler_init (EmpathyCallHandler *obj)
 {
-  //EmpathyCallHandlerPrivate *priv = EMPATHY_CALL_HANDLER_GET_PRIVATE (obj);
+  //EmpathyCallHandlerPriv *priv = GET_PRIV (obj);
 
   /* allocate any data required by the object here */
 }
@@ -60,32 +78,125 @@ static void empathy_call_handler_dispose (GObject *object);
 static void empathy_call_handler_finalize (GObject *object);
 
 static void
-empathy_call_handler_class_init (
-  EmpathyCallHandlerClass *empathy_call_handler_class)
+empathy_call_handler_set_property (GObject *object,
+  guint property_id, const GValue *value, GParamSpec *pspec)
+{
+  EmpathyCallHandlerPriv *priv = GET_PRIV (object);
+
+  switch (property_id)
+    {
+      case PROP_CONTACT:
+        priv->contact = g_value_dup_object (value);
+        break;
+      case PROP_TP_CALL:
+        priv->call = g_value_dup_object (value);
+        break;
+      case PROP_GST_BUS:
+        priv->bus = g_value_dup_object (value);
+        break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+    }
+}
+
+static void
+empathy_call_handler_get_property (GObject *object,
+  guint property_id, GValue *value, GParamSpec *pspec)
+{
+  EmpathyCallHandlerPriv *priv = GET_PRIV (object);
+
+  switch (property_id)
+    {
+      case PROP_CONTACT:
+        g_value_set_object (value, priv->contact);
+        break;
+      case PROP_TP_CALL:
+        g_value_set_object (value, priv->call);
+        break;
+      case PROP_GST_BUS:
+        g_value_set_object (value, priv->bus);
+        break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+    }
+}
+
+
+static void
+empathy_call_handler_class_init (EmpathyCallHandlerClass *klass)
 {
-  GObjectClass *object_class = G_OBJECT_CLASS (empathy_call_handler_class);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  GParamSpec *param_spec;
 
-  g_type_class_add_private (empathy_call_handler_class,
-    sizeof (EmpathyCallHandlerPrivate));
+  g_type_class_add_private (klass, sizeof (EmpathyCallHandlerPriv));
 
+  object_class->set_property = empathy_call_handler_set_property;
+  object_class->get_property = empathy_call_handler_get_property;
   object_class->dispose = empathy_call_handler_dispose;
   object_class->finalize = empathy_call_handler_finalize;
 
+  param_spec = g_param_spec_object ("contact",
+    "contact", "The remote contact",
+    EMPATHY_TYPE_CONTACT,
+    G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (object_class, PROP_CONTACT, param_spec);
+
+  param_spec = g_param_spec_object ("gst-bus",
+    "gst-bus", "The gstreamer bus",
+    GST_TYPE_BUS,
+    G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (object_class, PROP_GST_BUS, param_spec);
+
+  param_spec = g_param_spec_object ("tp-call",
+    "tp-call", "The calls channel wrapper",
+    EMPATHY_TYPE_CONTACT,
+    G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (object_class, PROP_TP_CALL, param_spec);
+
+  signals[CONFERENCE_ADDED] =
+    g_signal_new ("conference-added", G_TYPE_FROM_CLASS (klass),
+      G_SIGNAL_RUN_LAST, 0, NULL, NULL,
+      g_cclosure_marshal_VOID__OBJECT,
+      G_TYPE_NONE,
+      1, FS_TYPE_CONFERENCE);
+
+  signals[SRC_PAD_ADDED] =
+    g_signal_new ("src-pad-added", G_TYPE_FROM_CLASS (klass),
+      G_SIGNAL_RUN_LAST, 0, NULL, NULL,
+      _empathy_marshal_VOID__OBJECT_UINT,
+      G_TYPE_NONE,
+      2, GST_TYPE_PAD, G_TYPE_UINT);
+
+  signals[SINK_PAD_ADDED] =
+    g_signal_new ("sink-pad-added", G_TYPE_FROM_CLASS (klass),
+      G_SIGNAL_RUN_LAST, 0, NULL, NULL,
+      _empathy_marshal_VOID__OBJECT_UINT,
+      G_TYPE_NONE,
+      2, GST_TYPE_PAD, G_TYPE_UINT);
 }
 
 void
 empathy_call_handler_dispose (GObject *object)
 {
   EmpathyCallHandler *self = EMPATHY_CALL_HANDLER (object);
-  EmpathyCallHandlerPrivate *priv = EMPATHY_CALL_HANDLER_GET_PRIVATE (self);
+  EmpathyCallHandlerPriv *priv = GET_PRIV (self);
 
   if (priv->dispose_has_run)
     return;
 
   priv->dispose_has_run = TRUE;
 
-  /* release any references held by the object here */
+  if (priv->contact != NULL)
+    g_object_unref (priv->contact);
+
+  /* FIXME close the call ? */
+  if (priv->call != NULL)
+    g_object_unref (priv->call);
+
+  priv->call = NULL;
+
 
+  /* release any references held by the object here */
   if (G_OBJECT_CLASS (empathy_call_handler_parent_class)->dispose)
     G_OBJECT_CLASS (empathy_call_handler_parent_class)->dispose (object);
 }
@@ -94,22 +205,192 @@ void
 empathy_call_handler_finalize (GObject *object)
 {
   //EmpathyCallHandler *self = EMPATHY_CALL_HANDLER (object);
-  //EmpathyCallHandlerPrivate *priv = EMPATHY_CALL_HANDLER_GET_PRIVATE (self);
+  //EmpathyCallHandlerPriv *priv = GET_PRIV (self);
 
   /* free any data held directly by the object here */
 
   G_OBJECT_CLASS (empathy_call_handler_parent_class)->finalize (object);
 }
 
-
 EmpathyCallHandler *
 empathy_call_handler_new_for_contact (EmpathyContact *contact)
 {
-  return EMPATHY_CALL_HANDLER (g_object_new (EMPATHY_TYPE_CALL_HANDLER, NULL));
+  return EMPATHY_CALL_HANDLER (g_object_new (EMPATHY_TYPE_CALL_HANDLER,
+    "contact", contact, NULL));
 }
 
 EmpathyCallHandler *
 empathy_call_handler_new_for_channel (EmpathyTpCall *call)
 {
-  return EMPATHY_CALL_HANDLER (g_object_new (EMPATHY_TYPE_CALL_HANDLER, NULL));
+  return EMPATHY_CALL_HANDLER (g_object_new (EMPATHY_TYPE_CALL_HANDLER,
+    "tp-call", call, NULL));
+}
+
+static gboolean
+empathy_call_handler_pipeline_bus_watch (GstBus *bus, GstMessage *message,
+  gpointer user_data)
+{
+  EmpathyCallHandler *handler = EMPATHY_CALL_HANDLER (user_data);
+  EmpathyCallHandlerPriv *priv = GET_PRIV (handler);
+
+  g_assert (priv->tfchannel != NULL);
+
+  tf_channel_bus_message (priv->tfchannel, message);
+
+  return TRUE;
+}
+
+static void
+empathy_call_handler_tf_channel_session_created_cb (TfChannel *tfchannel,
+  FsConference *conference, FsParticipant *participant,
+  EmpathyCallHandler *self)
+{
+  EmpathyCallHandlerPriv *priv = GET_PRIV (self);
+
+  //gst_bus_enable_essage_emission (priv->bus);
+
+  gst_bus_add_watch (priv->bus, empathy_call_handler_pipeline_bus_watch, self);
+
+  g_signal_emit (G_OBJECT (self), signals[CONFERENCE_ADDED], 0,
+    GST_ELEMENT (conference));
+}
+
+static void
+empathy_call_handler_tf_stream_src_pad_added_cb (TfStream *stream,
+  GstPad *pad, FsCodec *codec, EmpathyCallHandler  *handler)
+{
+  guint media_type;
+
+  g_object_get (stream, "media-type", &media_type, NULL);
+
+  g_signal_emit (G_OBJECT (handler), signals[SRC_PAD_ADDED], 0,
+    pad, media_type);
+}
+
+
+static gboolean
+empathy_call_handler_tf_stream_request_resource_cb (TfStream *stream,
+  guint direction, EmpathyTpCall *call)
+{
+  return TRUE;
+}
+
+static void
+empathy_call_handler_tf_channel_stream_created_cb (TfChannel *tfchannel,
+  TfStream *stream, EmpathyCallHandler *handler)
+{
+  guint media_type;
+  GstPad *spad;
+
+  g_signal_connect (stream, "src-pad-added",
+      G_CALLBACK (empathy_call_handler_tf_stream_src_pad_added_cb), handler);
+  g_signal_connect (stream, "request-resource",
+      G_CALLBACK (empathy_call_handler_tf_stream_request_resource_cb),
+        handler);
+
+  g_object_get (stream, "media-type", &media_type,
+    "sink-pad", &spad, NULL);
+
+  g_signal_emit (G_OBJECT (handler), signals[SINK_PAD_ADDED], 0,
+    spad, media_type);
+
+  gst_object_unref (spad);
+}
+
+
+static void
+empathy_call_handler_request_cb (EmpathyDispatchOperation *operation,
+  const GError *error, gpointer user_data)
+{
+  EmpathyCallHandler *self = EMPATHY_CALL_HANDLER (user_data);
+  EmpathyCallHandlerPriv *priv = GET_PRIV (self);
+
+  if (error != NULL)
+    return;
+
+  priv->call = EMPATHY_TP_CALL (
+    empathy_dispatch_operation_get_channel_wrapper (operation));
+  g_object_ref (priv->call);
+
+  priv->tfchannel = tf_channel_new (
+    empathy_dispatch_operation_get_channel (operation));
+
+  /* Set up the telepathy farsight channel */
+  g_signal_connect (priv->tfchannel, "session-created",
+      G_CALLBACK (empathy_call_handler_tf_channel_session_created_cb), self);
+  g_signal_connect (priv->tfchannel, "stream-created",
+      G_CALLBACK (empathy_call_handler_tf_channel_stream_created_cb), self);
+
+  empathy_tp_call_to (priv->call, priv->contact);
+
+  empathy_dispatch_operation_claim (operation);
+}
+
+static void
+empathy_call_handler_contact_ready_cb (EmpathyContact *contact,
+  const GError *error, gpointer user_data, GObject *object)
+{
+  EmpathyCallHandler *self = EMPATHY_CALL_HANDLER (object);
+  EmpathyCallHandlerPriv *priv = GET_PRIV (self);
+  EmpathyDispatcher *dispatcher;
+  McAccount *account;
+  GStrv allowed;
+  GValue *value;
+  GHashTable *request = g_hash_table_new_full (g_str_hash, g_str_equal, NULL,
+      (GDestroyNotify) tp_g_value_slice_free);
+
+  g_assert (priv->contact != NULL);
+
+  dispatcher = empathy_dispatcher_dup_singleton ();
+  account = empathy_contact_get_account (priv->contact);
+  allowed = empathy_dispatcher_find_channel_class (dispatcher, account,
+    TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA, TP_HANDLE_TYPE_CONTACT);
+
+  if (!tp_strv_contains ((const gchar * const *)allowed,
+      TP_IFACE_CHANNEL ".TargetHandle"))
+    g_assert_not_reached ();
+
+  /* org.freedesktop.Telepathy.Channel.ChannelType */
+  value = tp_g_value_slice_new (G_TYPE_STRING);
+  g_value_set_string (value, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA);
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".ChannelType", value);
+
+  /* org.freedesktop.Telepathy.Channel.TargetHandleType */
+  value = tp_g_value_slice_new (G_TYPE_UINT);
+  g_value_set_uint (value, TP_HANDLE_TYPE_CONTACT);
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandleType", value);
+
+  /* org.freedesktop.Telepathy.Channel.TargetHandle*/
+  value = tp_g_value_slice_new (G_TYPE_UINT);
+  g_value_set_uint (value, empathy_contact_get_handle (priv->contact));
+  g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandle", value);
+
+  empathy_dispatcher_create_channel (dispatcher, account,
+    request, empathy_call_handler_request_cb, self);
+
+  g_object_unref (dispatcher);
+}
+
+void
+empathy_call_handler_start_call (EmpathyCallHandler *handler)
+{
+
+  EmpathyCallHandlerPriv *priv = GET_PRIV (handler);
+
+  g_assert (priv->contact != NULL);
+
+  empathy_contact_call_when_ready (priv->contact,
+    EMPATHY_CONTACT_READY_ID,
+    empathy_call_handler_contact_ready_cb, NULL, NULL, G_OBJECT (handler));
+}
+
+void
+empathy_call_handler_set_bus (EmpathyCallHandler *handler, GstBus *bus)
+{
+  EmpathyCallHandlerPriv *priv = GET_PRIV (handler);
+
+  g_assert (priv->bus == NULL);
+
+  priv->bus = g_object_ref (bus);
 }
+
diff --git a/libempathy/empathy-call-handler.h b/libempathy/empathy-call-handler.h
index c095e5132..00243b696 100644
--- a/libempathy/empathy-call-handler.h
+++ b/libempathy/empathy-call-handler.h
@@ -23,6 +23,8 @@
 
 #include <glib-object.h>
 
+#include <gst/gst.h>
+
 #include <libempathy/empathy-tp-call.h>
 #include <libempathy/empathy-contact.h>
 
@@ -64,6 +66,10 @@ EmpathyCallHandler * empathy_call_handler_new_for_contact (
 EmpathyCallHandler * empathy_call_handler_new_for_channel (
   EmpathyTpCall *call);
 
+void empathy_call_handler_start_call (EmpathyCallHandler *handler);
+void empathy_call_handler_set_bus (EmpathyCallHandler *handler,
+  GstBus *bus);
+
 G_END_DECLS
 
 #endif /* #ifndef __EMPATHY_CALL_HANDLER_H__*/
diff --git a/libempathy/empathy-tp-call.c b/libempathy/empathy-tp-call.c
index 41f573fd2..a3c31b618 100644
--- a/libempathy/empathy-tp-call.c
+++ b/libempathy/empathy-tp-call.c
@@ -25,10 +25,6 @@
 #include <telepathy-glib/proxy-subclass.h>
 #include <telepathy-glib/dbus.h>
 #include <telepathy-glib/interfaces.h>
-#include <telepathy-farsight/channel.h>
-#include <telepathy-farsight/stream.h>
-
-#include <gst/gst.h>
 
 #include "empathy-tp-call.h"
 #include "empathy-contact-factory.h"
@@ -42,13 +38,10 @@ typedef struct
 {
   gboolean dispose_has_run;
   TpChannel *channel;
-  TfChannel *tfchannel;
   EmpathyContact *contact;
   gboolean is_incoming;
   guint status;
 
-  GstElement *pipeline;
-
   EmpathyTpCallStream *audio;
   EmpathyTpCallStream *video;
 } EmpathyTpCallPriv;
@@ -342,7 +335,7 @@ empathy_tp_call_to (EmpathyTpCall *call, EmpathyContact *contact)
   g_object_notify (G_OBJECT (call), "contact");
   g_object_notify (G_OBJECT (call), "status");
   tp_call_request_streams_for_capabilities (call,
-     EMPATHY_CAPABILITIES_AUDIO);
+     EMPATHY_CAPABILITIES_VIDEO | EMPATHY_CAPABILITIES_AUDIO);
 }
 
 static void
@@ -386,117 +379,6 @@ tp_call_close_channel (EmpathyTpCall *call)
   g_object_notify (G_OBJECT (call), "status");
 }
 
-static gboolean
-tp_call_pipeline_bus_watch (GstBus *bus, GstMessage *message,
-  gpointer user_data)
-{
-  EmpathyTpCall *call = EMPATHY_TP_CALL (user_data);
-  EmpathyTpCallPriv *priv = GET_PRIV (call);
-
-  g_assert (priv->tfchannel != NULL);
-
-  tf_channel_bus_message (priv->tfchannel, message);
-
-  return TRUE;
-}
-
-static void
-tp_call_tf_channel_session_created_cb (TfChannel *tfchannel,
-  FsConference *conference, FsParticipant *participant, EmpathyTpCall *call)
-{
-  EmpathyTpCallPriv *priv = GET_PRIV (call);
-  GstBus *bus;
-
-  g_assert (priv->pipeline == NULL);
-
-  priv->pipeline = gst_pipeline_new ("call-pipeline");
-
-  bus = gst_pipeline_get_bus (GST_PIPELINE (priv->pipeline));
-  gst_bus_add_watch (bus, tp_call_pipeline_bus_watch, call);
-  gst_object_unref (bus);
-
-  gst_bin_add ( GST_BIN (priv->pipeline), GST_ELEMENT (conference));
-  gst_element_set_state ( GST_ELEMENT(priv->pipeline), GST_STATE_PLAYING);
-}
-
-static void
-tp_call_tf_stream_src_pad_added_cb (TfStream *stream, GstPad   *pad,
-  FsCodec  *codec, EmpathyTpCall  *call)
-{
-  EmpathyTpCallPriv *priv = GET_PRIV (call);
-  guint media_type;
-  GstElement *sink;
-  GstPad *spad;
-
-  g_object_get (stream, "media-type", &media_type, NULL);
-
-  switch (media_type)
-    {
-      case TP_MEDIA_STREAM_TYPE_AUDIO:
-        sink = gst_element_factory_make ("gconfaudiosink", NULL);
-        break;
-      case TP_MEDIA_STREAM_TYPE_VIDEO:
-        sink = gst_element_factory_make ("gconfvideosink", NULL);
-        break;
-      default:
-        g_assert_not_reached();
-    }
-
-  gst_bin_add ( GST_BIN (priv->pipeline), sink);
-  gst_element_set_state (sink, GST_STATE_PLAYING);
-
-  spad = gst_element_get_static_pad (sink, "sink");
-  gst_pad_link (pad, spad);
-  gst_object_unref (spad);
-}
-
-
-static gboolean
-tp_call_tf_stream_request_resource_cb (TfStream *stream,
-  guint direction, EmpathyTpCall *call)
-{
-  return TRUE;
-}
-
-static void
-tp_call_tf_channel_stream_created_cb (TfChannel *tfchannel, TfStream *stream,
-  EmpathyTpCall *call)
-{
-  EmpathyTpCallPriv *priv = GET_PRIV (call);
-  guint media_type;
-  GstElement *src;
-  GstPad *pad, *spad;
-
-  g_signal_connect (stream, "src-pad-added",
-      G_CALLBACK (tp_call_tf_stream_src_pad_added_cb), call);
-  g_signal_connect (stream, "request-resource",
-      G_CALLBACK (tp_call_tf_stream_request_resource_cb), call);
-
-
-  g_object_get (stream, "media-type", &media_type,
-    "sink-pad", &spad, NULL);
-
-  switch (media_type)
-    {
-      case TP_MEDIA_STREAM_TYPE_AUDIO:
-        src = gst_element_factory_make ("gconfaudiosrc", NULL);
-        break;
-      case TP_MEDIA_STREAM_TYPE_VIDEO:
-        src = gst_element_factory_make ("gconfvideosrc", NULL);
-        break;
-      default:
-        g_assert_not_reached();
-    }
-
-  gst_bin_add (GST_BIN (priv->pipeline), src);
-
-  pad = gst_element_get_static_pad (src, "src");
-  gst_pad_link (pad, spad);
-  gst_object_unref (spad);
-
-  gst_element_set_state (src, GST_STATE_PLAYING);
-}
-
 static GObject *
 tp_call_constructor (GType type,
                      guint n_construct_params,
@@ -531,14 +413,6 @@ tp_call_constructor (GType type,
   g_signal_connect (priv->channel, "group-members-changed",
       G_CALLBACK (tp_call_members_changed_cb), call);
 
-
-  /* Set up the telepathy farsight channel */
-  priv->tfchannel = tf_channel_new (priv->channel);
-  g_signal_connect (priv->tfchannel, "session-created",
-      G_CALLBACK (tp_call_tf_channel_session_created_cb), call);
-  g_signal_connect (priv->tfchannel, "stream-created",
-      G_CALLBACK (tp_call_tf_channel_stream_created_cb), call);
-
   return object;
 }
 static void
@@ -565,19 +439,6 @@ tp_call_dispose (GObject *object)
       priv->channel = NULL;
     }
 
-  if (priv->pipeline != NULL)
-    {
-      gst_element_set_state (priv->pipeline, GST_STATE_NULL);
-      gst_object_unref (priv->pipeline);
-      priv->pipeline = NULL;
-    }
-
-  if (priv->tfchannel != NULL)
-    {
-      g_object_unref (priv->tfchannel);
-      priv->tfchannel = NULL;
-    }
-
   if (priv->contact != NULL)
       g_object_unref (priv->contact);
 
diff --git a/libempathy/empathy-tp-call.h b/libempathy/empathy-tp-call.h
index 5724963f7..599bfac11 100644
--- a/libempathy/empathy-tp-call.h
+++ b/libempathy/empathy-tp-call.h
@@ -40,7 +40,8 @@ G_BEGIN_DECLS
     EMPATHY_TYPE_TP_CALL))
 #define EMPATHY_IS_TP_CALL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), \
     EMPATHY_TYPE_TP_CALL))
-#define EMPATHY_TP_CALL_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), \
+#define EMPATHY_TP_CALL_GET_CLASS(object) \
+  (G_TYPE_INSTANCE_GET_CLASS ((object), \
     EMPATHY_TYPE_TP_CALL, EmpathyTpCallClass))
 
 typedef struct _EmpathyTpCall EmpathyTpCall;