| /* |
| * Copyright © 2013 Lars Uebernickel |
| * |
| * 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, see <http://www.gnu.org/licenses/>. |
| * |
| * Authors: Lars Uebernickel <lars@uebernic.de> |
| */ |
| |
| #include "gnotification-server.h" |
| |
| #include <gio/gio.h> |
| |
| typedef GObjectClass GNotificationServerClass; |
| |
| struct _GNotificationServer |
| { |
| GObject parent; |
| |
| GDBusConnection *connection; |
| guint name_owner_id; |
| guint object_id; |
| |
| guint is_running; |
| |
| /* app_ids -> hashtables of notification ids -> a{sv} */ |
| GHashTable *applications; |
| }; |
| |
| G_DEFINE_TYPE (GNotificationServer, g_notification_server, G_TYPE_OBJECT) |
| |
| enum |
| { |
| PROP_0, |
| PROP_IS_RUNNING |
| }; |
| |
| static GDBusInterfaceInfo * |
| org_gtk_Notifications_get_interface (void) |
| { |
| static GDBusInterfaceInfo *iface_info; |
| |
| if (iface_info == NULL) |
| { |
| GDBusNodeInfo *info; |
| GError *error = NULL; |
| |
| info = g_dbus_node_info_new_for_xml ( |
| "<node>" |
| " <interface name='org.gtk.Notifications'>" |
| " <method name='AddNotification'>" |
| " <arg type='s' direction='in' />" |
| " <arg type='s' direction='in' />" |
| " <arg type='a{sv}' direction='in' />" |
| " </method>" |
| " <method name='RemoveNotification'>" |
| " <arg type='s' direction='in' />" |
| " <arg type='s' direction='in' />" |
| " </method>" |
| " </interface>" |
| "</node>", &error); |
| |
| if (info == NULL) |
| g_error ("%s", error->message); |
| |
| iface_info = g_dbus_node_info_lookup_interface (info, "org.gtk.Notifications"); |
| g_assert (iface_info); |
| |
| g_dbus_interface_info_ref (iface_info); |
| g_dbus_node_info_unref (info); |
| } |
| |
| return iface_info; |
| } |
| |
| static void |
| g_notification_server_notification_added (GNotificationServer *server, |
| const gchar *app_id, |
| const gchar *notification_id, |
| GVariant *notification) |
| { |
| GHashTable *notifications; |
| |
| notifications = g_hash_table_lookup (server->applications, app_id); |
| if (notifications == NULL) |
| { |
| notifications = g_hash_table_new_full (g_str_hash, g_str_equal, |
| g_free, (GDestroyNotify) g_variant_unref); |
| g_hash_table_insert (server->applications, g_strdup (app_id), notifications); |
| } |
| |
| g_hash_table_replace (notifications, g_strdup (notification_id), g_variant_ref (notification)); |
| |
| g_signal_emit_by_name (server, "notification-received", app_id, notification_id, notification); |
| } |
| |
| static void |
| g_notification_server_notification_removed (GNotificationServer *server, |
| const gchar *app_id, |
| const gchar *notification_id) |
| { |
| GHashTable *notifications; |
| |
| notifications = g_hash_table_lookup (server->applications, app_id); |
| if (notifications) |
| { |
| g_hash_table_remove (notifications, notification_id); |
| if (g_hash_table_size (notifications) == 0) |
| g_hash_table_remove (server->applications, app_id); |
| } |
| |
| g_signal_emit_by_name (server, "notification-removed", app_id, notification_id); |
| } |
| |
| static void |
| org_gtk_Notifications_method_call (GDBusConnection *connection, |
| const gchar *sender, |
| const gchar *object_path, |
| const gchar *interface_name, |
| const gchar *method_name, |
| GVariant *parameters, |
| GDBusMethodInvocation *invocation, |
| gpointer user_data) |
| { |
| GNotificationServer *server = user_data; |
| |
| if (g_str_equal (method_name, "AddNotification")) |
| { |
| const gchar *app_id; |
| const gchar *notification_id; |
| GVariant *notification; |
| |
| g_variant_get (parameters, "(&s&s@a{sv})", &app_id, ¬ification_id, ¬ification); |
| g_notification_server_notification_added (server, app_id, notification_id, notification); |
| g_dbus_method_invocation_return_value (invocation, NULL); |
| |
| g_variant_unref (notification); |
| } |
| else if (g_str_equal (method_name, "RemoveNotification")) |
| { |
| const gchar *app_id; |
| const gchar *notification_id; |
| |
| g_variant_get (parameters, "(&s&s)", &app_id, ¬ification_id); |
| g_notification_server_notification_removed (server, app_id, notification_id); |
| g_dbus_method_invocation_return_value (invocation, NULL); |
| } |
| else |
| { |
| g_dbus_method_invocation_return_dbus_error (invocation, "UnknownMethod", "No such method"); |
| } |
| } |
| |
| static void |
| g_notification_server_dispose (GObject *object) |
| { |
| GNotificationServer *server = G_NOTIFICATION_SERVER (object); |
| |
| g_notification_server_stop (server); |
| |
| g_clear_pointer (&server->applications, g_hash_table_unref); |
| g_clear_object (&server->connection); |
| |
| G_OBJECT_CLASS (g_notification_server_parent_class)->dispose (object); |
| } |
| |
| static void |
| g_notification_server_get_property (GObject *object, |
| guint property_id, |
| GValue *value, |
| GParamSpec *pspec) |
| { |
| GNotificationServer *server = G_NOTIFICATION_SERVER (object); |
| |
| switch (property_id) |
| { |
| case PROP_IS_RUNNING: |
| g_value_set_boolean (value, server->is_running); |
| break; |
| |
| default: |
| G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
| } |
| } |
| |
| static void |
| g_notification_server_class_init (GNotificationServerClass *class) |
| { |
| GObjectClass *object_class = G_OBJECT_CLASS (class); |
| |
| object_class->get_property = g_notification_server_get_property; |
| object_class->dispose = g_notification_server_dispose; |
| |
| g_object_class_install_property (object_class, PROP_IS_RUNNING, |
| g_param_spec_boolean ("is-running", "", "", FALSE, |
| G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); |
| |
| g_signal_new ("notification-received", G_TYPE_NOTIFICATION_SERVER, G_SIGNAL_RUN_FIRST, |
| 0, NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 3, |
| G_TYPE_STRING, G_TYPE_STRING, G_TYPE_VARIANT); |
| |
| g_signal_new ("notification-removed", G_TYPE_NOTIFICATION_SERVER, G_SIGNAL_RUN_FIRST, |
| 0, NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 2, |
| G_TYPE_STRING, G_TYPE_STRING); |
| } |
| |
| static void |
| g_notification_server_bus_acquired (GDBusConnection *connection, |
| const gchar *name, |
| gpointer user_data) |
| { |
| const GDBusInterfaceVTable vtable = { |
| org_gtk_Notifications_method_call, NULL, NULL, { 0 } |
| }; |
| GNotificationServer *server = user_data; |
| |
| server->object_id = g_dbus_connection_register_object (connection, "/org/gtk/Notifications", |
| org_gtk_Notifications_get_interface (), |
| &vtable, server, NULL, NULL); |
| |
| /* register_object only fails if the same object is exported more than once */ |
| g_assert (server->object_id > 0); |
| |
| server->connection = g_object_ref (connection); |
| } |
| |
| static void |
| g_notification_server_name_acquired (GDBusConnection *connection, |
| const gchar *name, |
| gpointer user_data) |
| { |
| GNotificationServer *server = user_data; |
| |
| server->is_running = TRUE; |
| g_object_notify (G_OBJECT (server), "is-running"); |
| } |
| |
| static void |
| g_notification_server_name_lost (GDBusConnection *connection, |
| const gchar *name, |
| gpointer user_data) |
| { |
| GNotificationServer *server = user_data; |
| |
| g_notification_server_stop (server); |
| |
| if (connection == NULL && server->connection) |
| g_clear_object (&server->connection); |
| } |
| |
| static void |
| g_notification_server_init (GNotificationServer *server) |
| { |
| server->applications = g_hash_table_new_full (g_str_hash, g_str_equal, |
| g_free, (GDestroyNotify) g_hash_table_unref); |
| |
| server->name_owner_id = g_bus_own_name (G_BUS_TYPE_SESSION, |
| "org.gtk.Notifications", |
| G_BUS_NAME_OWNER_FLAGS_NONE, |
| g_notification_server_bus_acquired, |
| g_notification_server_name_acquired, |
| g_notification_server_name_lost, |
| server, NULL); |
| } |
| |
| GNotificationServer * |
| g_notification_server_new (void) |
| { |
| return g_object_new (G_TYPE_NOTIFICATION_SERVER, NULL); |
| } |
| |
| void |
| g_notification_server_stop (GNotificationServer *server) |
| { |
| g_return_if_fail (G_IS_NOTIFICATION_SERVER (server)); |
| |
| if (server->name_owner_id) |
| { |
| g_bus_unown_name (server->name_owner_id); |
| server->name_owner_id = 0; |
| } |
| |
| if (server->object_id && server->connection) |
| { |
| g_dbus_connection_unregister_object (server->connection, server->object_id); |
| server->object_id = 0; |
| } |
| |
| if (server->is_running) |
| { |
| server->is_running = FALSE; |
| g_object_notify (G_OBJECT (server), "is-running"); |
| } |
| } |
| |
| gboolean |
| g_notification_server_get_is_running (GNotificationServer *server) |
| { |
| g_return_val_if_fail (G_IS_NOTIFICATION_SERVER (server), FALSE); |
| |
| return server->is_running; |
| } |
| |
| gchar ** |
| g_notification_server_list_applications (GNotificationServer *server) |
| { |
| g_return_val_if_fail (G_IS_NOTIFICATION_SERVER (server), NULL); |
| |
| return (gchar **) g_hash_table_get_keys_as_array (server->applications, NULL); |
| } |
| |
| gchar ** |
| g_notification_server_list_notifications (GNotificationServer *server, |
| const gchar *app_id) |
| { |
| GHashTable *notifications; |
| |
| g_return_val_if_fail (G_IS_NOTIFICATION_SERVER (server), NULL); |
| g_return_val_if_fail (app_id != NULL, NULL); |
| |
| notifications = g_hash_table_lookup (server->applications, app_id); |
| |
| if (notifications == NULL) |
| return NULL; |
| |
| return (gchar **) g_hash_table_get_keys_as_array (notifications, NULL); |
| } |