/*
* Copyright (C) 2010 Robert Ancell.
* Author: Robert Ancell <robert.ancell@canonical.com>
- *
+ *
* 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 3 of the License, or (at your option) any
- * later version. See http://www.gnu.org/copyleft/lgpl.html the full text of the
- * license.
+ * Software Foundation; either version 2 or version 3 of the License.
+ * See http://www.gnu.org/copyleft/lgpl.html the full text of the license.
*/
#include <string.h>
#include <gio/gdesktopappinfo.h>
+#include "configuration.h"
#include "lightdm/session.h"
enum {
typedef struct
{
gchar *key;
+ gchar *type;
gchar *name;
gchar *comment;
} LightDMSessionPrivate;
#define GET_PRIVATE(obj) G_TYPE_INSTANCE_GET_PRIVATE ((obj), LIGHTDM_TYPE_SESSION, LightDMSessionPrivate)
static gboolean have_sessions = FALSE;
-static GList *sessions = NULL;
+static GList *local_sessions = NULL;
+static GList *remote_sessions = NULL;
-static gint
+static gint
compare_session (gconstpointer a, gconstpointer b)
{
LightDMSessionPrivate *priv_a = GET_PRIVATE (a);
}
static LightDMSession *
-load_session (GKeyFile *key_file, const gchar *key)
+load_session (GKeyFile *key_file, const gchar *key, const gchar *default_type)
{
- gchar *domain, *name;
+ gchar *domain, *name, *type;
LightDMSession *session;
LightDMSessionPrivate *priv;
gchar *try_exec;
-
+
if (g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NO_DISPLAY, NULL) ||
g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_HIDDEN, NULL))
return NULL;
if (!full_path)
{
+ g_free (name);
g_free (domain);
return NULL;
}
g_free (full_path);
}
+ type = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, "X-LightDM-Session-Type", NULL);
+ if (!type)
+ type = strdup (default_type);
+
session = g_object_new (LIGHTDM_TYPE_SESSION, NULL);
priv = GET_PRIVATE (session);
g_free (priv->key);
priv->key = g_strdup (key);
+ g_free (priv->type);
+ priv->type = type;
+
g_free (priv->name);
priv->name = name;
if (!priv->comment)
priv->comment = g_strdup ("");
- sessions = g_list_insert_sorted (sessions, session, compare_session);
-
g_free (domain);
return session;
}
-static void
-update_sessions (void)
+static GList *
+load_sessions_dir (GList *sessions, const gchar *sessions_dir, const gchar *default_type)
{
GDir *directory;
GError *error = NULL;
- if (have_sessions)
- return;
-
- directory = g_dir_open (XSESSIONS_DIR, 0, &error);
- if (!directory)
+ directory = g_dir_open (sessions_dir, 0, &error);
+ if (error && !g_error_matches (error, G_FILE_ERROR, G_FILE_ERROR_NOENT))
g_warning ("Failed to open sessions directory: %s", error->message);
g_clear_error (&error);
if (!directory)
- return;
+ return sessions;
while (TRUE)
{
if (!g_str_has_suffix (filename, ".desktop"))
continue;
- path = g_build_filename (XSESSIONS_DIR, filename, NULL);
+ path = g_build_filename (sessions_dir, filename, NULL);
key_file = g_key_file_new ();
result = g_key_file_load_from_file (key_file, path, G_KEY_FILE_NONE, &error);
- if (!result)
+ if (error)
g_warning ("Failed to load session file %s: %s:", path, error->message);
g_clear_error (&error);
LightDMSession *session;
key = g_strndup (filename, strlen (filename) - strlen (".desktop"));
- session = load_session (key_file, key);
+ session = load_session (key_file, key, default_type);
if (session)
+ {
g_debug ("Loaded session %s (%s, %s)", path, GET_PRIVATE (session)->name, GET_PRIVATE (session)->comment);
+ sessions = g_list_insert_sorted (sessions, session, compare_session);
+ }
else
g_debug ("Ignoring session %s", path);
g_free (key);
g_dir_close (directory);
+ return sessions;
+}
+
+static GList *
+load_sessions (const gchar *sessions_dir)
+{
+ GList *sessions = NULL;
+ gchar **dirs;
+ int i;
+
+ dirs = g_strsplit (sessions_dir, ":", -1);
+ for (i = 0; dirs[i]; i++)
+ {
+ const gchar *default_type = "x";
+
+ if (strcmp (dirs[i], WAYLAND_SESSIONS_DIR) == 0)
+ default_type = "wayland";
+
+ sessions = load_sessions_dir (sessions, dirs[i], default_type);
+ }
+
+ g_strfreev (dirs);
+
+ return sessions;
+}
+
+static void
+update_sessions (void)
+{
+ gchar *sessions_dir;
+ gchar *remote_sessions_dir;
+ gchar *value;
+
+ if (have_sessions)
+ return;
+
+ sessions_dir = g_strdup (SESSIONS_DIR);
+ remote_sessions_dir = g_strdup (REMOTE_SESSIONS_DIR);
+
+ /* Use session directory from configuration */
+ config_load_from_standard_locations (config_get_instance (), NULL, NULL);
+
+ value = config_get_string (config_get_instance (), "LightDM", "sessions-directory");
+ if (value)
+ {
+ g_free (sessions_dir);
+ sessions_dir = value;
+ }
+
+ value = config_get_string (config_get_instance (), "LightDM", "remote-sessions-directory");
+ if (value)
+ {
+ g_free (remote_sessions_dir);
+ remote_sessions_dir = value;
+ }
+
+ local_sessions = load_sessions (sessions_dir);
+ remote_sessions = load_sessions (remote_sessions_dir);
+
+ g_free (sessions_dir);
+ g_free (remote_sessions_dir);
+
have_sessions = TRUE;
}
lightdm_get_sessions (void)
{
update_sessions ();
- return sessions;
+ return local_sessions;
+}
+
+/**
+ * lightdm_get_remote_sessions:
+ *
+ * Get the available remote sessions.
+ *
+ * Return value: (element-type LightDMSession) (transfer none): A list of #LightDMSession
+ **/
+GList *
+lightdm_get_remote_sessions (void)
+{
+ update_sessions ();
+ return remote_sessions;
}
/**
- * lightdm_session_get_key
+ * lightdm_session_get_key:
* @session: A #LightDMSession
- *
+ *
* Get the key for a session
- *
+ *
* Return value: The session key
**/
const gchar *
}
/**
- * lightdm_session_get_name
+ * lightdm_session_get_session_type:
* @session: A #LightDMSession
- *
+ *
+ * Get the type a session
+ *
+ * Return value: The session type, e.g. x or mir
+ **/
+const gchar *
+lightdm_session_get_session_type (LightDMSession *session)
+{
+ g_return_val_if_fail (LIGHTDM_IS_SESSION (session), NULL);
+ return GET_PRIVATE (session)->type;
+}
+
+/**
+ * lightdm_session_get_name:
+ * @session: A #LightDMSession
+ *
* Get the name for a session
- *
+ *
* Return value: The session name
**/
const gchar *
}
/**
- * lightdm_session_get_comment
+ * lightdm_session_get_comment:
* @session: A #LightDMSession
- *
+ *
* Get the comment for a session
- *
+ *
* Return value: The session comment
**/
const gchar *
}
}
+static void
+lightdm_session_finalize (GObject *object)
+{
+ LightDMSession *self = LIGHTDM_SESSION (object);
+ LightDMSessionPrivate *priv = GET_PRIVATE (self);
+
+ g_free (priv->key);
+ g_free (priv->type);
+ g_free (priv->name);
+ g_free (priv->comment);
+}
+
static void
lightdm_session_class_init (LightDMSessionClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
+
g_type_class_add_private (klass, sizeof (LightDMSessionPrivate));
object_class->set_property = lightdm_session_set_property;
object_class->get_property = lightdm_session_get_property;
-
- g_object_class_install_property(object_class,
- PROP_KEY,
- g_param_spec_string ("key",
- "key",
- "Session key",
- NULL,
- G_PARAM_READABLE));
- g_object_class_install_property(object_class,
- PROP_NAME,
- g_param_spec_string ("name",
- "name",
- "Session name",
- NULL,
- G_PARAM_READABLE));
- g_object_class_install_property(object_class,
- PROP_COMMENT,
- g_param_spec_string ("comment",
- "comment",
- "Session comment",
- NULL,
- G_PARAM_READABLE));
+ object_class->finalize = lightdm_session_finalize;
+
+ g_object_class_install_property (object_class,
+ PROP_KEY,
+ g_param_spec_string ("key",
+ "key",
+ "Session key",
+ NULL,
+ G_PARAM_READABLE));
+ g_object_class_install_property (object_class,
+ PROP_NAME,
+ g_param_spec_string ("name",
+ "name",
+ "Session name",
+ NULL,
+ G_PARAM_READABLE));
+ g_object_class_install_property (object_class,
+ PROP_COMMENT,
+ g_param_spec_string ("comment",
+ "comment",
+ "Session comment",
+ NULL,
+ G_PARAM_READABLE));
}