1 /* -*- Mode: C; indent-tabs-mode:nil; tab-width:4 -*-
3 * Copyright (C) 2010 Robert Ancell.
4 * Author: Robert Ancell <robert.ancell@canonical.com>
6 * This library is free software; you can redistribute it and/or modify it under
7 * the terms of the GNU Lesser General Public License as published by the Free
8 * Software Foundation; either version 2 or version 3 of the License.
9 * See http://www.gnu.org/copyleft/lgpl.html the full text of the license.
16 #include <sys/utsname.h>
20 #include "lightdm/user.h"
34 USER_PROP_DISPLAY_NAME,
35 USER_PROP_HOME_DIRECTORY,
43 USER_PROP_HAS_MESSAGES
53 static guint list_signals[LAST_LIST_SIGNAL] = { 0 };
60 static guint user_signals[LAST_USER_SIGNAL] = { 0 };
64 /* Connection to AccountsService */
65 GDBusProxy *accounts_service_proxy;
66 GList *user_account_objects;
68 /* Connection to DisplayManager */
69 GDBusProxy *display_manager_proxy;
71 /* File monitor for password file */
72 GFileMonitor *passwd_monitor;
74 /* TRUE if have scanned users */
80 /* List of sessions */
82 } LightDMUserListPrivate;
92 LightDMUserList *user_list;
96 gchar *home_directory;
99 gboolean has_messages;
105 } LightDMUserPrivate;
109 GObject parent_instance;
116 GObjectClass parent_class;
119 G_DEFINE_TYPE (LightDMUserList, lightdm_user_list, G_TYPE_OBJECT);
120 G_DEFINE_TYPE (LightDMUser, lightdm_user, G_TYPE_OBJECT);
121 #define SESSION(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), session_get_type (), Session))
122 GType session_get_type (void);
123 G_DEFINE_TYPE (Session, session, G_TYPE_OBJECT);
125 #define GET_LIST_PRIVATE(obj) G_TYPE_INSTANCE_GET_PRIVATE ((obj), LIGHTDM_TYPE_USER_LIST, LightDMUserListPrivate)
126 #define GET_USER_PRIVATE(obj) G_TYPE_INSTANCE_GET_PRIVATE ((obj), LIGHTDM_TYPE_USER, LightDMUserPrivate)
128 #define PASSWD_FILE "/etc/passwd"
129 #define USER_CONFIG_FILE "/etc/lightdm/users.conf"
131 static LightDMUserList *singleton = NULL;
134 * lightdm_user_list_get_instance:
138 * Return value: (transfer none): the #LightDMUserList
141 lightdm_user_list_get_instance (void)
144 singleton = g_object_new (LIGHTDM_TYPE_USER_LIST, NULL);
149 get_user_by_name (LightDMUserList *user_list, const gchar *username)
151 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
154 for (link = priv->users; link; link = link->next)
156 LightDMUser *user = link->data;
157 if (strcmp (lightdm_user_get_name (user), username) == 0)
165 compare_user (gconstpointer a, gconstpointer b)
167 LightDMUser *user_a = (LightDMUser *) a, *user_b = (LightDMUser *) b;
168 return strcmp (lightdm_user_get_display_name (user_a), lightdm_user_get_display_name (user_b));
172 update_passwd_user (LightDMUser *user, const gchar *real_name, const gchar *home_directory, const gchar *image)
174 LightDMUserPrivate *priv = GET_USER_PRIVATE (user);
176 if (g_strcmp0 (lightdm_user_get_real_name (user), real_name) == 0 &&
177 g_strcmp0 (lightdm_user_get_home_directory (user), home_directory) == 0 &&
178 g_strcmp0 (lightdm_user_get_image (user), image) == 0)
181 g_free (priv->real_name);
182 priv->real_name = g_strdup (real_name);
183 g_free (priv->home_directory);
184 priv->home_directory = g_strdup (home_directory);
185 g_free (priv->image);
186 priv->image = g_strdup (image);
192 user_changed_cb (LightDMUser *user, LightDMUserList *user_list)
194 g_signal_emit (user_list, list_signals[USER_CHANGED], 0, user);
198 load_passwd_file (LightDMUserList *user_list, gboolean emit_add_signal)
200 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
204 gchar **hidden_users, **hidden_shells;
205 GList *users = NULL, *old_users, *new_users = NULL, *changed_users = NULL, *link;
206 GError *error = NULL;
208 g_debug ("Loading user config from %s", USER_CONFIG_FILE);
210 config = g_key_file_new ();
211 g_key_file_load_from_file (config, USER_CONFIG_FILE, G_KEY_FILE_NONE, &error);
212 if (error && !g_error_matches (error, G_FILE_ERROR, G_FILE_ERROR_NOENT))
213 g_warning ("Failed to load configuration from %s: %s", USER_CONFIG_FILE, error->message); // FIXME: Don't make warning on no file, just info
214 g_clear_error (&error);
216 if (g_key_file_has_key (config, "UserList", "minimum-uid", NULL))
217 minimum_uid = g_key_file_get_integer (config, "UserList", "minimum-uid", NULL);
221 value = g_key_file_get_string (config, "UserList", "hidden-users", NULL);
223 value = g_strdup ("nobody nobody4 noaccess");
224 hidden_users = g_strsplit (value, " ", -1);
227 value = g_key_file_get_string (config, "UserList", "hidden-shells", NULL);
229 value = g_strdup ("/bin/false /usr/sbin/nologin");
230 hidden_shells = g_strsplit (value, " ", -1);
233 g_key_file_free (config);
239 struct passwd *entry;
241 LightDMUserPrivate *user_priv;
243 gchar *real_name, *image;
251 /* Ignore system users */
252 if (entry->pw_uid < minimum_uid)
255 /* Ignore users disabled by shell */
258 for (i = 0; hidden_shells[i] && strcmp (entry->pw_shell, hidden_shells[i]) != 0; i++);
259 if (hidden_shells[i])
263 /* Ignore certain users */
264 for (i = 0; hidden_users[i] && strcmp (entry->pw_name, hidden_users[i]) != 0; i++);
268 tokens = g_strsplit (entry->pw_gecos, ",", -1);
269 if (tokens[0] != NULL && tokens[0][0] != '\0')
270 real_name = g_strdup (tokens[0]);
272 real_name = g_strdup ("");
275 image = g_build_filename (entry->pw_dir, ".face", NULL);
276 if (!g_file_test (image, G_FILE_TEST_EXISTS))
279 image = g_build_filename (entry->pw_dir, ".face.icon", NULL);
280 if (!g_file_test (image, G_FILE_TEST_EXISTS))
287 user = g_object_new (LIGHTDM_TYPE_USER, NULL);
288 user_priv = GET_USER_PRIVATE (user);
289 user_priv->user_list = user_list;
290 g_free (user_priv->name);
291 user_priv->name = g_strdup (entry->pw_name);
292 g_free (user_priv->real_name);
293 user_priv->real_name = real_name;
294 g_free (user_priv->home_directory);
295 user_priv->home_directory = g_strdup (entry->pw_dir);
296 g_free (user_priv->image);
297 user_priv->image = image;
299 /* Update existing users if have them */
300 for (link = priv->users; link; link = link->next)
302 LightDMUser *info = link->data;
303 if (strcmp (lightdm_user_get_name (info), lightdm_user_get_name (user)) == 0)
305 if (update_passwd_user (info, lightdm_user_get_real_name (user), lightdm_user_get_home_directory (user), lightdm_user_get_image (user)))
306 changed_users = g_list_insert_sorted (changed_users, info, compare_user);
307 g_object_unref (user);
314 /* Only notify once we have loaded the user list */
315 if (priv->have_users)
316 new_users = g_list_insert_sorted (new_users, user, compare_user);
318 users = g_list_insert_sorted (users, user, compare_user);
320 g_strfreev (hidden_users);
321 g_strfreev (hidden_shells);
324 g_warning ("Failed to read password database: %s", strerror (errno));
328 /* Use new user list */
329 old_users = priv->users;
332 /* Notify of changes */
333 for (link = new_users; link; link = link->next)
335 LightDMUser *info = link->data;
336 g_debug ("User %s added", lightdm_user_get_name (info));
337 g_signal_connect (info, "changed", G_CALLBACK (user_changed_cb), user_list);
339 g_signal_emit (user_list, list_signals[USER_ADDED], 0, info);
341 g_list_free (new_users);
342 for (link = changed_users; link; link = link->next)
344 LightDMUser *info = link->data;
345 g_debug ("User %s changed", lightdm_user_get_name (info));
346 g_signal_emit (info, user_signals[CHANGED], 0);
348 g_list_free (changed_users);
349 for (link = old_users; link; link = link->next)
353 /* See if this user is in the current list */
354 for (new_link = priv->users; new_link; new_link = new_link->next)
356 if (new_link->data == link->data)
362 LightDMUser *info = link->data;
363 g_debug ("User %s removed", lightdm_user_get_name (info));
364 g_signal_emit (user_list, list_signals[USER_REMOVED], 0, info);
365 g_object_unref (info);
368 g_list_free (old_users);
372 passwd_changed_cb (GFileMonitor *monitor, GFile *file, GFile *other_file, GFileMonitorEvent event_type, LightDMUserList *user_list)
374 if (event_type == G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT)
376 g_debug ("%s changed, reloading user list", g_file_get_path (file));
377 load_passwd_file (user_list, TRUE);
382 update_user (UserAccountObject *object)
384 LightDMUserPrivate *priv = GET_USER_PRIVATE (object->user);
385 GVariant *result, *value;
388 GError *error = NULL;
390 result = g_dbus_connection_call_sync (g_dbus_proxy_get_connection (object->proxy),
391 "org.freedesktop.Accounts",
392 g_dbus_proxy_get_object_path (object->proxy),
393 "org.freedesktop.DBus.Properties",
395 g_variant_new ("(s)", "org.freedesktop.Accounts.User"),
396 G_VARIANT_TYPE ("(a{sv})"),
397 G_DBUS_CALL_FLAGS_NONE,
402 g_warning ("Error updating user %s: %s", g_dbus_proxy_get_object_path (object->proxy), error->message);
403 g_clear_error (&error);
407 g_variant_get (result, "(a{sv})", &iter);
408 while (g_variant_iter_loop (iter, "{&sv}", &name, &value))
410 if (strcmp (name, "UserName") == 0 && g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
413 g_variant_get (value, "&s", &user_name);
415 priv->name = g_strdup (user_name);
417 else if (strcmp (name, "RealName") == 0 && g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
420 g_variant_get (value, "&s", &real_name);
421 g_free (priv->real_name);
422 priv->real_name = g_strdup (real_name);
424 else if (strcmp (name, "HomeDirectory") == 0 && g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
426 gchar *home_directory;
427 g_variant_get (value, "&s", &home_directory);
428 g_free (priv->home_directory);
429 priv->home_directory = g_strdup (home_directory);
431 else if (strcmp (name, "IconFile") == 0 && g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
434 g_variant_get (value, "&s", &icon_file);
435 g_free (priv->image);
436 if (strcmp (icon_file, "") == 0)
439 priv->image = g_strdup (icon_file);
441 else if (strcmp (name, "BackgroundFile") == 0 && g_variant_is_of_type (value, G_VARIANT_TYPE_STRING))
443 gchar *background_file;
444 g_variant_get (value, "&s", &background_file);
445 g_free (priv->background);
446 if (strcmp (background_file, "") == 0)
447 priv->background = NULL;
449 priv->background = g_strdup (background_file);
452 g_variant_iter_free (iter);
454 g_variant_unref (result);
460 user_signal_cb (GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, UserAccountObject *object)
462 if (strcmp (signal_name, "Changed") == 0)
464 if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("()")))
466 g_debug ("User %s changed", g_dbus_proxy_get_object_path (object->proxy));
467 update_user (object);
468 g_signal_emit (object->user, user_signals[CHANGED], 0);
471 g_warning ("Got org.freedesktop.Accounts.User signal Changed with unknown parameters %s", g_variant_get_type_string (parameters));
475 static UserAccountObject *
476 user_account_object_new (LightDMUserList *user_list, const gchar *path)
479 UserAccountObject *object;
480 GError *error = NULL;
482 proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
483 G_DBUS_PROXY_FLAGS_NONE,
485 "org.freedesktop.Accounts",
487 "org.freedesktop.Accounts.User",
491 g_warning ("Error getting user %s: %s", path, error->message);
492 g_clear_error (&error);
496 object = g_malloc0 (sizeof (UserAccountObject));
497 object->user = g_object_new (LIGHTDM_TYPE_USER, NULL);
498 GET_USER_PRIVATE (object->user)->user_list = user_list;
499 object->proxy = proxy;
500 g_signal_connect (proxy, "g-signal", G_CALLBACK (user_signal_cb), object);
506 user_account_object_free (UserAccountObject *object)
510 g_object_unref (object->user);
511 g_object_unref (object->proxy);
515 static UserAccountObject *
516 find_user_account_object (LightDMUserList *user_list, const gchar *path)
518 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
521 for (link = priv->user_account_objects; link; link = link->next)
523 UserAccountObject *object = link->data;
524 if (strcmp (g_dbus_proxy_get_object_path (object->proxy), path) == 0)
532 user_accounts_signal_cb (GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, LightDMUserList *user_list)
534 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
536 if (strcmp (signal_name, "UserAdded") == 0)
538 if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)")))
541 UserAccountObject *object;
543 g_variant_get (parameters, "(&o)", &path);
545 /* Ignore duplicate requests */
546 object = find_user_account_object (user_list, path);
550 object = user_account_object_new (user_list, path);
551 if (object && update_user (object))
553 g_debug ("User %s added", path);
554 priv->user_account_objects = g_list_append (priv->user_account_objects, object);
555 priv->users = g_list_insert_sorted (priv->users, g_object_ref (object->user), compare_user);
556 g_signal_connect (object->user, "changed", G_CALLBACK (user_changed_cb), user_list);
557 g_signal_emit (user_list, list_signals[USER_ADDED], 0, object->user);
560 user_account_object_free (object);
563 g_warning ("Got UserAccounts signal UserAdded with unknown parameters %s", g_variant_get_type_string (parameters));
565 else if (strcmp (signal_name, "UserDeleted") == 0)
567 if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)")))
570 UserAccountObject *object;
572 g_variant_get (parameters, "(&o)", &path);
574 object = find_user_account_object (user_list, path);
578 g_debug ("User %s deleted", path);
579 priv->users = g_list_remove (priv->users, object->user);
580 g_object_unref (object->user);
582 g_signal_emit (user_list, list_signals[USER_REMOVED], 0, object->user);
584 priv->user_account_objects = g_list_remove (priv->user_account_objects, object);
585 user_account_object_free (object);
588 g_warning ("Got UserAccounts signal UserDeleted with unknown parameters %s", g_variant_get_type_string (parameters));
593 load_session (LightDMUserList *user_list, const gchar *path)
595 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
596 Session *session = NULL;
597 GVariant *result, *username;
598 GError *error = NULL;
600 result = g_dbus_connection_call_sync (g_dbus_proxy_get_connection (priv->display_manager_proxy),
601 "org.freedesktop.DisplayManager",
603 "org.freedesktop.DBus.Properties",
605 g_variant_new ("(ss)", "org.freedesktop.DisplayManager.Session", "UserName"),
606 G_VARIANT_TYPE ("(v)"),
607 G_DBUS_CALL_FLAGS_NONE,
612 g_warning ("Error getting UserName from org.freedesktop.DisplayManager.Session: %s", error->message);
613 g_clear_error (&error);
617 g_variant_get (result, "(v)", &username);
618 if (g_variant_is_of_type (username, G_VARIANT_TYPE_STRING))
622 g_variant_get (username, "&s", &name);
624 g_debug ("Loaded session %s (%s)", path, name);
625 session = g_object_new (session_get_type (), NULL);
626 session->username = g_strdup (name);
627 session->path = g_strdup (path);
628 priv->sessions = g_list_append (priv->sessions, session);
630 g_variant_unref (username);
631 g_variant_unref (result);
637 display_manager_signal_cb (GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, LightDMUserList *user_list)
639 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
641 if (strcmp (signal_name, "SessionAdded") == 0)
643 if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)")))
647 LightDMUser *user = NULL;
649 g_variant_get (parameters, "(&o)", &path);
650 session = load_session (user_list, path);
652 user = get_user_by_name (user_list, session->username);
654 g_signal_emit (user, user_signals[CHANGED], 0);
657 else if (strcmp (signal_name, "SessionRemoved") == 0)
659 if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)")))
664 g_variant_get (parameters, "(&o)", &path);
666 for (link = priv->sessions; link; link = link->next)
668 Session *session = link->data;
669 if (strcmp (session->path, path) == 0)
673 g_debug ("Session %s removed", path);
674 priv->sessions = g_list_remove_link (priv->sessions, link);
675 user = get_user_by_name (user_list, session->username);
677 g_signal_emit (user, user_signals[CHANGED], 0);
678 g_object_unref (session);
687 update_users (LightDMUserList *user_list)
689 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (user_list);
690 GError *error = NULL;
692 if (priv->have_users)
694 priv->have_users = TRUE;
696 priv->accounts_service_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
697 G_DBUS_PROXY_FLAGS_NONE,
699 "org.freedesktop.Accounts",
700 "/org/freedesktop/Accounts",
701 "org.freedesktop.Accounts",
705 g_warning ("Error contacting org.freedesktop.Accounts: %s", error->message);
706 g_clear_error (&error);
708 /* Check if the service exists */
709 if (priv->accounts_service_proxy)
713 name = g_dbus_proxy_get_name_owner (priv->accounts_service_proxy);
716 g_debug ("org.freedesktop.Accounts does not exist, falling back to passwd file");
717 g_object_unref (priv->accounts_service_proxy);
718 priv->accounts_service_proxy = NULL;
723 if (priv->accounts_service_proxy)
727 g_signal_connect (priv->accounts_service_proxy, "g-signal", G_CALLBACK (user_accounts_signal_cb), user_list);
729 result = g_dbus_proxy_call_sync (priv->accounts_service_proxy,
731 g_variant_new ("()"),
732 G_DBUS_CALL_FLAGS_NONE,
737 g_warning ("Error getting user list from org.freedesktop.Accounts: %s", error->message);
738 g_clear_error (&error);
742 if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(ao)")))
747 g_debug ("Loading users from org.freedesktop.Accounts");
748 g_variant_get (result, "(ao)", &iter);
749 while (g_variant_iter_loop (iter, "&o", &path))
751 UserAccountObject *object;
753 g_debug ("Loading user %s", path);
755 object = user_account_object_new (user_list, path);
756 if (object && update_user (object))
758 priv->user_account_objects = g_list_append (priv->user_account_objects, object);
759 priv->users = g_list_insert_sorted (priv->users, g_object_ref (object->user), compare_user);
760 g_signal_connect (object->user, "changed", G_CALLBACK (user_changed_cb), user_list);
763 user_account_object_free (object);
765 g_variant_iter_free (iter);
768 g_warning ("Unexpected type from ListCachedUsers: %s", g_variant_get_type_string (result));
770 g_variant_unref (result);
776 load_passwd_file (user_list, FALSE);
778 /* Watch for changes to user list */
780 passwd_file = g_file_new_for_path (PASSWD_FILE);
781 priv->passwd_monitor = g_file_monitor (passwd_file, G_FILE_MONITOR_NONE, NULL, &error);
782 g_object_unref (passwd_file);
784 g_warning ("Error monitoring %s: %s", PASSWD_FILE, error->message);
786 g_signal_connect (priv->passwd_monitor, "changed", G_CALLBACK (passwd_changed_cb), user_list);
787 g_clear_error (&error);
790 priv->display_manager_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
791 G_DBUS_PROXY_FLAGS_NONE,
793 "org.freedesktop.DisplayManager",
794 "/org/freedesktop/DisplayManager",
795 "org.freedesktop.DisplayManager",
799 g_warning ("Error contacting org.freedesktop.DisplayManager: %s", error->message);
800 g_clear_error (&error);
802 if (priv->display_manager_proxy)
806 g_signal_connect (priv->display_manager_proxy, "g-signal", G_CALLBACK (display_manager_signal_cb), user_list);
808 result = g_dbus_connection_call_sync (g_dbus_proxy_get_connection (priv->display_manager_proxy),
809 "org.freedesktop.DisplayManager",
810 "/org/freedesktop/DisplayManager",
811 "org.freedesktop.DBus.Properties",
813 g_variant_new ("(ss)", "org.freedesktop.DisplayManager", "Sessions"),
814 G_VARIANT_TYPE ("(v)"),
815 G_DBUS_CALL_FLAGS_NONE,
820 g_warning ("Error getting session list from org.freedesktop.DisplayManager: %s", error->message);
821 g_clear_error (&error);
825 if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(v)")))
831 g_variant_get (result, "(v)", &value);
833 g_debug ("Loading sessions from org.freedesktop.DisplayManager");
834 g_variant_get (value, "ao", &iter);
835 while (g_variant_iter_loop (iter, "&o", &path))
836 load_session (user_list, path);
837 g_variant_iter_free (iter);
839 g_variant_unref (value);
842 g_warning ("Unexpected type from org.freedesktop.DisplayManager.Sessions: %s", g_variant_get_type_string (result));
844 g_variant_unref (result);
849 * lightdm_user_list_get_length:
850 * @user_list: a #LightDMUserList
852 * Return value: The number of users able to log in
855 lightdm_user_list_get_length (LightDMUserList *user_list)
857 g_return_val_if_fail (LIGHTDM_IS_USER_LIST (user_list), 0);
858 update_users (user_list);
859 return g_list_length (GET_LIST_PRIVATE (user_list)->users);
863 * lightdm_user_list_get_users:
864 * @user_list: A #LightDMUserList
866 * Get a list of users to present to the user. This list may be a subset of the
867 * available users and may be empty depending on the server configuration.
869 * Return value: (element-type LightDMUser) (transfer none): A list of #LightDMUser that should be presented to the user.
872 lightdm_user_list_get_users (LightDMUserList *user_list)
874 g_return_val_if_fail (LIGHTDM_IS_USER_LIST (user_list), NULL);
875 update_users (user_list);
876 return GET_LIST_PRIVATE (user_list)->users;
880 * lightdm_user_list_get_user_by_name:
881 * @user_list: A #LightDMUserList
882 * @username: Name of user to get.
884 * Get infomation about a given user or #NULL if this user doesn't exist.
886 * Return value: (transfer none): A #LightDMUser entry for the given user.
889 lightdm_user_list_get_user_by_name (LightDMUserList *user_list, const gchar *username)
891 g_return_val_if_fail (LIGHTDM_IS_USER_LIST (user_list), NULL);
892 g_return_val_if_fail (username != NULL, NULL);
894 update_users (user_list);
896 return get_user_by_name (user_list, username);
900 lightdm_user_list_init (LightDMUserList *user_list)
905 lightdm_user_list_set_property (GObject *object,
910 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
914 lightdm_user_list_get_property (GObject *object,
919 LightDMUserList *self;
921 self = LIGHTDM_USER_LIST (object);
925 case LIST_PROP_NUM_USERS:
926 g_value_set_int (value, lightdm_user_list_get_length (self));
929 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
935 lightdm_user_list_finalize (GObject *object)
937 LightDMUserList *self = LIGHTDM_USER_LIST (object);
938 LightDMUserListPrivate *priv = GET_LIST_PRIVATE (self);
940 if (priv->accounts_service_proxy)
941 g_object_unref (priv->accounts_service_proxy);
942 g_list_free_full (priv->user_account_objects, (GDestroyNotify) user_account_object_free);
943 if (priv->passwd_monitor)
944 g_object_unref (priv->passwd_monitor);
945 g_list_free_full (priv->users, g_object_unref);
946 g_list_free_full (priv->sessions, g_object_unref);
948 G_OBJECT_CLASS (lightdm_user_list_parent_class)->finalize (object);
952 lightdm_user_list_class_init (LightDMUserListClass *klass)
954 GObjectClass *object_class = G_OBJECT_CLASS (klass);
956 g_type_class_add_private (klass, sizeof (LightDMUserListPrivate));
958 object_class->set_property = lightdm_user_list_set_property;
959 object_class->get_property = lightdm_user_list_get_property;
960 object_class->finalize = lightdm_user_list_finalize;
962 g_object_class_install_property (object_class,
964 g_param_spec_int ("num-users",
966 "Number of login users",
970 * LightDMUserList::user-added:
971 * @user_list: A #LightDMUserList
972 * @user: The #LightDM user that has been added.
974 * The ::user-added signal gets emitted when a user account is created.
976 list_signals[USER_ADDED] =
977 g_signal_new ("user-added",
978 G_TYPE_FROM_CLASS (klass),
980 G_STRUCT_OFFSET (LightDMUserListClass, user_added),
983 G_TYPE_NONE, 1, LIGHTDM_TYPE_USER);
986 * LightDMUserList::user-changed:
987 * @user_list: A #LightDMUserList
988 * @user: The #LightDM user that has been changed.
990 * The ::user-changed signal gets emitted when a user account is modified.
992 list_signals[USER_CHANGED] =
993 g_signal_new ("user-changed",
994 G_TYPE_FROM_CLASS (klass),
996 G_STRUCT_OFFSET (LightDMUserListClass, user_changed),
999 G_TYPE_NONE, 1, LIGHTDM_TYPE_USER);
1002 * LightDMUserList::user-removed:
1003 * @user_list: A #LightDMUserList
1004 * @user: The #LightDM user that has been removed.
1006 * The ::user-removed signal gets emitted when a user account is removed.
1008 list_signals[USER_REMOVED] =
1009 g_signal_new ("user-removed",
1010 G_TYPE_FROM_CLASS (klass),
1012 G_STRUCT_OFFSET (LightDMUserListClass, user_removed),
1015 G_TYPE_NONE, 1, LIGHTDM_TYPE_USER);
1019 * lightdm_user_get_name:
1020 * @user: A #LightDMUser
1022 * Get the name of a user.
1024 * Return value: The name of the given user
1027 lightdm_user_get_name (LightDMUser *user)
1029 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1030 return GET_USER_PRIVATE (user)->name;
1034 * lightdm_user_get_real_name:
1035 * @user: A #LightDMUser
1037 * Get the real name of a user.
1039 * Return value: The real name of the given user
1042 lightdm_user_get_real_name (LightDMUser *user)
1044 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1045 return GET_USER_PRIVATE (user)->real_name;
1049 * lightdm_user_get_display_name:
1050 * @user: A #LightDMUser
1052 * Get the display name of a user.
1054 * Return value: The display name of the given user
1057 lightdm_user_get_display_name (LightDMUser *user)
1059 LightDMUserPrivate *priv;
1061 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1063 priv = GET_USER_PRIVATE (user);
1064 if (strcmp (priv->real_name, ""))
1065 return priv->real_name;
1071 * lightdm_user_get_home_directory:
1072 * @user: A #LightDMUser
1074 * Get the home directory for a user.
1076 * Return value: The users home directory
1079 lightdm_user_get_home_directory (LightDMUser *user)
1081 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1082 return GET_USER_PRIVATE (user)->home_directory;
1086 * lightdm_user_get_image:
1087 * @user: A #LightDMUser
1089 * Get the image URI for a user.
1091 * Return value: The image URI for the given user or #NULL if no URI
1094 lightdm_user_get_image (LightDMUser *user)
1096 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1097 return GET_USER_PRIVATE (user)->image;
1101 * lightdm_user_get_background:
1102 * @user: A #LightDMUser
1104 * Get the background file path for a user.
1106 * Return value: The background file path for the given user or #NULL if no path
1109 lightdm_user_get_background (LightDMUser *user)
1111 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1112 return GET_USER_PRIVATE (user)->background;
1116 load_dmrc (LightDMUser *user)
1118 LightDMUserPrivate *priv = GET_USER_PRIVATE (user);
1120 //gboolean have_dmrc;
1122 if (!priv->dmrc_file)
1123 priv->dmrc_file = g_key_file_new ();
1125 /* Load from the user directory */
1126 path = g_build_filename (priv->home_directory, ".dmrc", NULL);
1127 /*have_dmrc = */g_key_file_load_from_file (priv->dmrc_file, path, G_KEY_FILE_KEEP_COMMENTS, NULL);
1130 /* If no ~/.dmrc, then load from the cache */
1133 // FIXME: Watch for changes
1135 /* The Language field contains the locale */
1137 g_free (priv->language);
1138 priv->language = g_key_file_get_string (priv->dmrc_file, "Desktop", "Language", NULL);
1142 g_strfreev (priv->layouts);
1143 priv->layouts = NULL;
1145 if (g_key_file_has_key (priv->dmrc_file, "Desktop", "Layout", NULL))
1147 priv->layouts = g_malloc (sizeof (gchar *) * 2);
1148 priv->layouts[0] = g_key_file_get_string (priv->dmrc_file, "Desktop", "Layout", NULL);
1149 priv->layouts[1] = NULL;
1153 g_free (priv->session);
1154 priv->session = g_key_file_get_string (priv->dmrc_file, "Desktop", "Session", NULL);
1158 get_property (GDBusProxy *proxy, const gchar *property)
1165 answer = g_dbus_proxy_get_cached_property (proxy, property);
1169 g_warning ("Could not get accounts property %s", property);
1177 get_boolean_property (GDBusProxy *proxy, const gchar *property)
1182 answer = get_property (proxy, property);
1183 if (!g_variant_is_of_type (answer, G_VARIANT_TYPE_BOOLEAN))
1185 g_warning ("Unexpected accounts property type for %s: %s",
1186 property, g_variant_get_type_string (answer));
1187 g_variant_unref (answer);
1191 rv = g_variant_get_boolean (answer);
1192 g_variant_unref (answer);
1198 get_string_property (GDBusProxy *proxy, const gchar *property)
1203 answer = get_property (proxy, property);
1204 if (!g_variant_is_of_type (answer, G_VARIANT_TYPE_STRING))
1206 g_warning ("Unexpected accounts property type for %s: %s",
1207 property, g_variant_get_type_string (answer));
1208 g_variant_unref (answer);
1212 rv = g_strdup (g_variant_get_string (answer, NULL));
1213 if (strcmp (rv, "") == 0)
1218 g_variant_unref (answer);
1224 get_string_array_property (GDBusProxy *proxy, const gchar *property)
1232 answer = g_dbus_proxy_get_cached_property (proxy, property);
1236 g_warning ("Could not get accounts property %s", property);
1240 if (!g_variant_is_of_type (answer, G_VARIANT_TYPE ("as")))
1242 g_warning ("Unexpected accounts property type for %s: %s",
1243 property, g_variant_get_type_string (answer));
1244 g_variant_unref (answer);
1248 rv = g_variant_dup_strv (answer, NULL);
1250 g_variant_unref (answer);
1255 load_accounts_service (LightDMUser *user)
1257 LightDMUserPrivate *priv = GET_USER_PRIVATE (user);
1258 LightDMUserListPrivate *list_priv = GET_LIST_PRIVATE (priv->user_list);
1259 UserAccountObject *account = NULL;
1263 /* First, find AccountObject proxy */
1264 for (iter = list_priv->user_account_objects; iter; iter = iter->next)
1266 UserAccountObject *a = iter->data;
1267 if (a->user == user)
1276 /* We have proxy, let's grab some properties */
1278 g_free (priv->language);
1279 priv->language = get_string_property (account->proxy, "Language");
1281 g_free (priv->session);
1282 priv->session = get_string_property (account->proxy, "XSession");
1284 value = get_string_array_property (account->proxy, "XKeyboardLayouts");
1289 g_strfreev (priv->layouts);
1290 priv->layouts = value;
1296 priv->has_messages = get_boolean_property (account->proxy, "XHasMessages");
1301 /* Loads language/layout/session info for user */
1303 load_user_values (LightDMUser *user)
1305 LightDMUserPrivate *priv = GET_USER_PRIVATE (user);
1308 load_accounts_service (user); // overrides dmrc values
1310 /* Ensure a few guarantees */
1311 if (priv->layouts == NULL)
1313 priv->layouts = g_malloc (sizeof (gchar *) * 1);
1314 priv->layouts[0] = NULL;
1319 * lightdm_user_get_language:
1320 * @user: A #LightDMUser
1322 * Get the language for a user.
1324 * Return value: The language in the form of a local specification (e.g. "de_DE.UTF-8") for the given user or #NULL if using the system default locale.
1327 lightdm_user_get_language (LightDMUser *user)
1329 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1330 load_user_values (user);
1331 return GET_USER_PRIVATE (user)->language;
1335 * lightdm_user_get_layout:
1336 * @user: A #LightDMUser
1338 * Get the keyboard layout for a user.
1340 * Return value: The keyboard layout for the given user or #NULL if using system defaults. Copy the value if you want to use it long term.
1343 lightdm_user_get_layout (LightDMUser *user)
1345 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1346 load_user_values (user);
1347 return GET_USER_PRIVATE (user)->layouts[0];
1351 * lightdm_user_get_layouts:
1352 * @user: A #LightDMUser
1354 * Get the configured keyboard layouts for a user.
1356 * Return value: (transfer none): A NULL-terminated array of keyboard layouts for the given user. Copy the values if you want to use them long term.
1358 const gchar * const *
1359 lightdm_user_get_layouts (LightDMUser *user)
1361 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1362 load_user_values (user);
1363 return (const gchar * const *) GET_USER_PRIVATE (user)->layouts;
1367 * lightdm_user_get_session:
1368 * @user: A #LightDMUser
1370 * Get the session for a user.
1372 * Return value: The session for the given user or #NULL if using system defaults.
1375 lightdm_user_get_session (LightDMUser *user)
1377 g_return_val_if_fail (LIGHTDM_IS_USER (user), NULL);
1378 load_user_values (user);
1379 return GET_USER_PRIVATE (user)->session;
1383 * lightdm_user_get_logged_in:
1384 * @user: A #LightDMUser
1386 * Check if a user is logged in.
1388 * Return value: #TRUE if the user is currently logged in.
1391 lightdm_user_get_logged_in (LightDMUser *user)
1393 LightDMUserPrivate *priv = GET_USER_PRIVATE (user);
1394 LightDMUserListPrivate *list_priv = GET_LIST_PRIVATE (priv->user_list);
1397 g_return_val_if_fail (LIGHTDM_IS_USER (user), FALSE);
1399 for (link = list_priv->sessions; link; link = link->next)
1401 Session *session = link->data;
1402 if (strcmp (session->username, priv->name) == 0)
1410 * lightdm_user_get_has_messages:
1411 * @user: A #LightDMUser
1413 * Check if a user has waiting messages.
1415 * Return value: #TRUE if the user has waiting messages.
1418 lightdm_user_get_has_messages (LightDMUser *user)
1420 g_return_val_if_fail (LIGHTDM_IS_USER (user), FALSE);
1421 load_user_values (user);
1422 return GET_USER_PRIVATE (user)->has_messages;
1426 lightdm_user_init (LightDMUser *user)
1431 lightdm_user_set_property (GObject *object,
1433 const GValue *value,
1436 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1440 lightdm_user_get_property (GObject *object,
1447 self = LIGHTDM_USER (object);
1451 case USER_PROP_NAME:
1452 g_value_set_string (value, lightdm_user_get_name (self));
1454 case USER_PROP_REAL_NAME:
1455 g_value_set_string (value, lightdm_user_get_real_name (self));
1457 case USER_PROP_DISPLAY_NAME:
1458 g_value_set_string (value, lightdm_user_get_display_name (self));
1460 case USER_PROP_HOME_DIRECTORY:
1461 g_value_set_string (value, lightdm_user_get_home_directory (self));
1463 case USER_PROP_IMAGE:
1464 g_value_set_string (value, lightdm_user_get_image (self));
1466 case USER_PROP_BACKGROUND:
1467 g_value_set_string (value, lightdm_user_get_background (self));
1469 case USER_PROP_LANGUAGE:
1470 g_value_set_string (value, lightdm_user_get_language (self));
1472 case USER_PROP_LAYOUT:
1473 g_value_set_string (value, lightdm_user_get_layout (self));
1475 case USER_PROP_LAYOUTS:
1476 g_value_set_boxed (value, g_strdupv ((gchar **) lightdm_user_get_layouts (self)));
1478 case USER_PROP_SESSION:
1479 g_value_set_string (value, lightdm_user_get_session (self));
1481 case USER_PROP_LOGGED_IN:
1482 g_value_set_boolean (value, lightdm_user_get_logged_in (self));
1484 case USER_PROP_HAS_MESSAGES:
1485 g_value_set_boolean (value, lightdm_user_get_has_messages (self));
1488 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1494 lightdm_user_finalize (GObject *object)
1496 LightDMUser *self = LIGHTDM_USER (object);
1497 LightDMUserPrivate *priv = GET_USER_PRIVATE (self);
1499 g_free (priv->name);
1500 g_free (priv->real_name);
1501 g_free (priv->home_directory);
1502 g_free (priv->image);
1503 g_free (priv->background);
1504 g_strfreev (priv->layouts);
1505 if (priv->dmrc_file)
1506 g_key_file_free (priv->dmrc_file);
1510 lightdm_user_class_init (LightDMUserClass *klass)
1512 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1514 g_type_class_add_private (klass, sizeof (LightDMUserPrivate));
1516 object_class->set_property = lightdm_user_set_property;
1517 object_class->get_property = lightdm_user_get_property;
1518 object_class->finalize = lightdm_user_finalize;
1520 g_object_class_install_property (object_class,
1522 g_param_spec_string ("name",
1526 G_PARAM_READWRITE));
1527 g_object_class_install_property (object_class,
1528 USER_PROP_REAL_NAME,
1529 g_param_spec_string ("real-name",
1533 G_PARAM_READWRITE));
1534 g_object_class_install_property (object_class,
1535 USER_PROP_DISPLAY_NAME,
1536 g_param_spec_string ("display-name",
1538 "Users display name",
1541 g_object_class_install_property (object_class,
1542 USER_PROP_HOME_DIRECTORY,
1543 g_param_spec_string ("home-directory",
1547 G_PARAM_READWRITE));
1548 g_object_class_install_property (object_class,
1550 g_param_spec_string ("image",
1554 G_PARAM_READWRITE));
1555 g_object_class_install_property (object_class,
1556 USER_PROP_BACKGROUND,
1557 g_param_spec_string ("background",
1561 G_PARAM_READWRITE));
1562 g_object_class_install_property (object_class,
1564 g_param_spec_string ("language",
1566 "Language used by this user",
1569 g_object_class_install_property (object_class,
1571 g_param_spec_string ("layout",
1573 "Keyboard layout used by this user",
1576 g_object_class_install_property (object_class,
1578 g_param_spec_boxed ("layouts",
1580 "Keyboard layouts used by this user",
1583 g_object_class_install_property (object_class,
1585 g_param_spec_string ("session",
1587 "Session used by this user",
1590 g_object_class_install_property (object_class,
1591 USER_PROP_LOGGED_IN,
1592 g_param_spec_boolean ("logged-in",
1594 "TRUE if the user is currently in a session",
1596 G_PARAM_READWRITE));
1597 g_object_class_install_property (object_class,
1598 USER_PROP_LOGGED_IN,
1599 g_param_spec_boolean ("has-messages",
1601 "TRUE if the user is has waiting messages",
1603 G_PARAM_READWRITE));
1606 * LightDMUser::changed:
1607 * @user: A #LightDMUser
1609 * The ::changed signal gets emitted this user account is modified.
1611 user_signals[CHANGED] =
1612 g_signal_new ("changed",
1613 G_TYPE_FROM_CLASS (klass),
1615 G_STRUCT_OFFSET (LightDMUserClass, changed),
1622 session_init (Session *session)
1627 session_finalize (GObject *object)
1629 Session *self = SESSION (object);
1631 g_free (self->path);
1632 g_free (self->username);
1636 session_class_init (SessionClass *klass)
1638 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1639 object_class->finalize = session_finalize;