[gnome-chess/chess-telepathy-networking-support-664946-rebase: 29/64] [Contacts API] Add api to create text channels with contacts

[Chandni Verma <vchandni src gnome org>]

commit 596964324857a8847895a717b9f55b9762034dad
Author: Chandni Verma <chandniverma2112 gmail com>
Date:   Wed Sep 5 19:13:31 2012 +0530

    [Contacts API] Add api to create text channels with contacts

 libgames-contacts/Makefile.am                   |    6 +-
 libgames-contacts/games-channel-request-utils.c |   93 +++++++++++++++++++++++
 libgames-contacts/games-channel-request-utils.h |   51 ++++++++++++
 3 files changed, 148 insertions(+), 2 deletions(-)
---
diff --git a/libgames-contacts/Makefile.am b/libgames-contacts/Makefile.am
index 9b3f6f7..4240565 100644
--- a/libgames-contacts/Makefile.am
+++ b/libgames-contacts/Makefile.am
@@ -19,7 +19,8 @@ networking_headers = \
 	games-individual-view.h \
 	games-cell-renderer-text.h \
 	games-cell-renderer-expander.h \
-	games-live-search.h
+	games-live-search.h \
+	games-channel-request-utils.h
 
 
 networking_sources = \
@@ -33,7 +34,8 @@ networking_sources = \
 	games-individual-view.c \
 	games-cell-renderer-text.c \
 	games-cell-renderer-expander.c \
-	games-live-search.c
+	games-live-search.c \
+	games-channel-request-utils.c
 
 
 libgames_contacts_la_SOURCES = \
diff --git a/libgames-contacts/games-channel-request-utils.c b/libgames-contacts/games-channel-request-utils.c
new file mode 100644
index 0000000..d5d8430
--- /dev/null
+++ b/libgames-contacts/games-channel-request-utils.c
@@ -0,0 +1,93 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2012 Chandni Verma
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ *
+ * Author: Chandni Verma <chandniverma2112 gmail com>
+ */
+
+#include <telepathy-glib/telepathy-glib.h>
+
+#include "games-channel-request-utils.h"
+#include "games-ui-utils.h"
+
+
+void
+games_chat_with_contact (GamesContact *contact,
+    gint64 timestamp)
+{
+  games_chat_with_contact_id (
+      games_contact_get_account (contact), games_contact_get_id (contact),
+      timestamp, NULL, NULL);
+}
+
+static void
+ensure_text_channel_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GError *error = NULL;
+
+  if (!tp_account_channel_request_ensure_channel_finish (
+        TP_ACCOUNT_CHANNEL_REQUEST (source), result, &error))
+    {
+      g_debug ("Failed to ensure text channel: %s", error->message);
+      g_error_free (error);
+    }
+}
+
+static void
+create_text_channel (TpAccount *account,
+    TpHandleType target_handle_type,
+    const gchar *target_id,
+    gint64 timestamp,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  GHashTable *request;
+  TpAccountChannelRequest *req;
+
+  request = tp_asv_new (
+      TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
+        TP_IFACE_CHANNEL_TYPE_TEXT,
+      TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, target_handle_type,
+      TP_PROP_CHANNEL_TARGET_ID, G_TYPE_STRING, target_id,
+      NULL);
+
+  req = tp_account_channel_request_new (account, request, timestamp);
+  tp_account_channel_request_set_delegate_to_preferred_handler (req, TRUE);
+
+  tp_account_channel_request_ensure_channel_async (req, GAMES_CHAT_BUS_NAME,
+      NULL, callback ? callback : ensure_text_channel_cb, user_data);
+
+  g_hash_table_unref (request);
+  g_object_unref (req);
+}
+
+/* @callback is optional, but if it's provided, it should call the right
+ * _finish() func that we call in ensure_text_channel_cb() */
+void
+games_chat_with_contact_id (TpAccount *account,
+    const gchar *contact_id,
+    gint64 timestamp,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  create_text_channel (account, TP_HANDLE_TYPE_CONTACT,
+      contact_id, timestamp, callback, user_data);
+}
+
diff --git a/libgames-contacts/games-channel-request-utils.h b/libgames-contacts/games-channel-request-utils.h
new file mode 100644
index 0000000..727a75c
--- /dev/null
+++ b/libgames-contacts/games-channel-request-utils.h
@@ -0,0 +1,51 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2012 Chandni Verma
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ *
+ * Author: Chandni Verma <chandniverma2112 gmail com>
+ */
+
+
+#ifndef __GAMES_CHANNEL_REQUEST_UTILS__
+#define __GAMES_CHANNEL_REQUEST_UTILS__
+
+#include <glib.h>
+#include <gio/gio.h>
+
+#include <telepathy-glib/channel.h>
+
+#include "games-contact.h"
+
+G_BEGIN_DECLS
+
+#define GAMES_CHAT_BUS_NAME_SUFFIX "Games.Chat"
+#define GAMES_CHAT_BUS_NAME TP_CLIENT_BUS_NAME_BASE GAMES_CHAT_BUS_NAME_SUFFIX
+
+/* Requesting 1 to 1 text channels */
+void games_chat_with_contact_id (TpAccount *account,
+  const gchar *contact_id,
+  gint64 timestamp,
+  GAsyncReadyCallback callback,
+  gpointer user_data);
+
+void games_chat_with_contact (GamesContact *contact,
+  gint64 timestamp);
+
+G_END_DECLS
+
+#endif /* __GAMES_CHANNEL_REQUEST_UTILS__ */