1 /* MManager - a Desktop wide manager for multimedia applications.
3 * Copyright (C) 2008 Cosimo Cecchi <cosimoc@gnome.org>
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
23 #include <glib-object.h>
24 #include <dbus/dbus-glib.h>
25 #include <dbus/dbus-glib-bindings.h>
26 #include "mm-dbus-manager.h"
27 #include "mm-dbus-manager-type-builtins.h"
29 gboolean
mm_dbus_manager_register_app (MMDBusManager
*manager
, char *path
,
30 char *name
, GError
**error
);
31 gboolean
mm_dbus_manager_get_registered_apps (MMDBusManager
*manager
, char ***app_paths
,
32 char ***app_names
, GError
**error
);
34 #include "mm-dbus-manager-server-bindings.h"
36 #define MM_DBUS_MANAGER_GET_PRIVATE(o) \
37 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MM_TYPE_DBUS_MANAGER, MMDBusManagerDetails))
39 struct _MMDBusManagerDetails
{
40 GPtrArray
*application_names
;
41 GPtrArray
*application_paths
;
42 DBusGProxy
*bus_proxy
;
43 DBusGConnection
*connection
;
46 G_DEFINE_TYPE (MMDBusManager
, mm_dbus_manager
, G_TYPE_OBJECT
);
49 mm_dbus_manager_finalize (GObject
*o
)
51 MMDBusManager
*m
= MM_DBUS_MANAGER (o
);
53 g_ptr_array_foreach (m
->details
->application_paths
,
56 g_ptr_array_free (m
->details
->application_paths
, TRUE
);
58 if (m
->details
->bus_proxy
) {
59 g_object_unref (m
->details
->bus_proxy
);
62 G_OBJECT_CLASS (mm_dbus_manager_parent_class
)->finalize (o
);
66 mm_dbus_manager_class_init (MMDBusManagerClass
*klass
)
68 GObjectClass
*object_class
= G_OBJECT_CLASS (klass
);
70 object_class
->finalize
= mm_dbus_manager_finalize
;
72 dbus_g_object_type_install_info (MM_TYPE_DBUS_MANAGER
,
73 &dbus_glib_mm_dbus_manager_object_info
);
74 dbus_g_error_domain_register (MM_DBUS_ERROR_QUARK
, NULL
, MM_TYPE_MD_BUS_ERROR_ENUM
);
76 g_type_class_add_private (klass
, sizeof (MMDBusManagerDetails
));
80 activate_applications (MMDBusManager
*manager
)
87 dirname
= "/home/anarki/mmediamanager-extensions/dbus";
88 dir
= g_dir_open (dirname
, 0, &error
);
90 g_warning ("Unable to open the DBus extensions directory %s: %s",
91 dirname
, error
->message
);
96 while ((filename
= g_dir_read_name (dir
)) != NULL
) {
101 path
= g_build_filename (dirname
, filename
, NULL
);
102 keyfile
= g_key_file_new ();
103 if (!g_key_file_load_from_file (keyfile
, path
, 0, &error
)) {
104 g_warning ("Unable to load extension descriptor %s: %s", path
,
106 g_error_free (error
);
108 g_key_file_free (keyfile
);
111 /* move on to the next file */
115 /* we are looking for the HelperPath line under the MediaManager group */
116 executable
= g_key_file_get_string (keyfile
,
121 g_warning ("Descriptor %s is malformed: %s", path
, error
->message
);
122 g_error_free (error
);
124 g_key_file_free (keyfile
);
130 if (!g_spawn_command_line_async (executable
, &error
)) {
131 g_warning ("Unable to spawn the extension %s: %s", executable
,
133 g_error_free (error
);
137 g_key_file_free (keyfile
);
144 register_on_the_bus (MMDBusManager
*manager
)
146 GError
*error
= NULL
;
147 MMDBusManagerDetails
*details
= manager
->details
;
149 details
->connection
= dbus_g_bus_get (DBUS_BUS_SESSION
, &error
);
150 if (!details
->connection
) {
151 g_critical ("Error getting a connection to the session bus: %s",
153 g_error_free (error
);
157 details
->bus_proxy
= dbus_g_proxy_new_for_name (details
->connection
,
160 DBUS_INTERFACE_DBUS
);
162 /* register the object */
163 dbus_g_connection_register_g_object (details
->connection
,
164 MM_DBUS_MANAGER_PATH
,
169 mm_dbus_manager_init (MMDBusManager
*manager
)
171 MMDBusManagerDetails
*details
= manager
->details
= MM_DBUS_MANAGER_GET_PRIVATE (manager
);
173 details
->application_names
= g_ptr_array_new ();
174 details
->application_paths
= g_ptr_array_new ();
175 register_on_the_bus (manager
);
176 activate_applications (manager
);
179 /* implementation of dbus methods */
182 mm_dbus_manager_register_app (MMDBusManager
*manager
, char *name
,
183 char *path
, GError
**error
)
185 g_return_val_if_fail (MM_IS_DBUS_MANAGER (manager
), FALSE
);
188 /* set the error, the path can't be NULL */
189 g_set_error (error
, MM_DBUS_ERROR_QUARK
,
190 MM_DBUS_ERROR_NULL_ATTRIBUTE
,
191 "Error: can't register an app with NULL path");
195 /* set the error, the path can't be NULL */
196 g_set_error (error
, MM_DBUS_ERROR_QUARK
,
197 MM_DBUS_ERROR_NULL_ATTRIBUTE
,
198 "Error: can't register an app with NULL name");
202 g_ptr_array_add (manager
->details
->application_names
,
204 g_ptr_array_add (manager
->details
->application_paths
,
210 mm_dbus_manager_get_registered_apps (MMDBusManager
*manager
,
216 int size
= manager
->details
->application_paths
->len
;
217 g_return_val_if_fail (MM_IS_DBUS_MANAGER (manager
), FALSE
);
219 if (app_paths
== NULL
|| app_names
== NULL
) {
220 /* set the error, the client is doing something wrong */
221 g_set_error (error
, MM_DBUS_ERROR_QUARK
,
222 MM_DBUS_ERROR_NULL_ATTRIBUTE
,
223 "Error: pointers passed to GetRegisteredApps can't be NULL");
227 *app_paths
= g_new (gchar
*, size
+ 1);
228 (*app_paths
) [size
] = NULL
;
229 *app_names
= g_new (gchar
*, size
+ 1);
230 (*app_names
) [size
] = NULL
;
232 for (index
= 0; index
< size
; index
++) {
233 (*app_paths
) [index
] =
234 g_strdup (g_ptr_array_index (manager
->details
->application_paths
, index
));
235 (*app_names
) [index
] =
236 g_strdup (g_ptr_array_index (manager
->details
->application_names
, index
));