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Make sure to remove context from the stack if the client is disconnected.

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This commit is contained in:
Daiki Ueno
2011-02-22 22:41:12 +09:00
parent 3f83b578de
commit bf8d119a0e
1 changed files with 56 additions and 9 deletions
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65
src/server-server.c
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@ -58,6 +58,7 @@ struct _ServerServer {
GHashTable *context_hash;
GSList *context_stack;
GHashTable *sender_object_path_hash;
};
struct _ServerServerClass {
@ -122,6 +123,11 @@ server_server_dispose (GObject *object)
server->context_hash = NULL;
}
if (server->sender_object_path_hash) {
g_hash_table_destroy (server->sender_object_path_hash);
server->sender_object_path_hash = NULL;
}
for (head = server->context_stack; head; head = server->context_stack) {
g_object_unref (head->data);
server->context_stack = g_slist_next (head);
@ -212,6 +218,45 @@ server_server_init (ServerServer *server)
(GDestroyNotify)g_free,
(GDestroyNotify)g_object_unref);
server->context_stack = NULL;
server->sender_object_path_hash =
g_hash_table_new_full (g_str_hash,
g_str_equal,
(GDestroyNotify)g_free,
NULL);
}
static void
remove_context_from_stack (ServerServer *server, ServerContext *context)
{
GSList *head;
head = g_slist_find (server->context_stack, context);
if (head) {
server->context_stack = g_slist_remove_link (server->context_stack,
head);
g_slist_free1 (head);
g_object_unref (context);
}
}
static void
server_name_vanished_callback (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
ServerServer *server = user_data;
const gchar *object_path;
object_path = g_hash_table_lookup (server->sender_object_path_hash, name);
if (object_path) {
ServerContext *context;
context = g_hash_table_lookup (server->context_hash, object_path);
if (context) {
remove_context_from_stack (server, context);
g_hash_table_remove (server->context_hash, object_path);
}
}
}
static void
@ -238,6 +283,16 @@ handle_method_call (GDBusConnection *connection,
g_hash_table_insert (server->context_hash,
object_path,
context);
g_hash_table_insert (server->sender_object_path_hash,
g_strdup (sender),
object_path);
g_bus_watch_name_on_connection (server->connection,
sender,
G_BUS_NAME_WATCHER_FLAGS_NONE,
NULL,
server_name_vanished_callback,
server,
NULL);
g_dbus_method_invocation_return_value (invocation,
g_variant_new ("(s)",
object_path));
@ -286,7 +341,6 @@ handle_method_call (GDBusConnection *connection,
if (g_strcmp0 (method_name, "DestroyContext") == 0) {
const gchar *object_path;
ServerContext *context;
GSList *head;
g_variant_get (parameters, "(&s)", &object_path);
context = g_hash_table_lookup (server->context_hash, object_path);
@ -297,15 +351,8 @@ handle_method_call (GDBusConnection *connection,
"context not found");
return;
}
head = g_slist_find (server->context_stack, context);
if (head) {
server->context_stack = g_slist_remove_link (server->context_stack,
head);
g_slist_free1 (head);
}
remove_context_from_stack (server, context);
g_hash_table_remove (server->context_hash, object_path);
g_dbus_method_invocation_return_value (invocation, NULL);
return;
}