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Viewing changes to panels/user-accounts/um-user-manager.c

  • Committer: Package Import Robot
  • Author(s): Robert Ancell
  • Date: 2014-01-08 16:29:18 UTC
  • Revision ID: package-import@ubuntu.com-20140108162918-g29dd08tr913y2qh
Tags: upstream-14.04.0
Import upstream version 14.04.0

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panels/user-accounts/um-user-manager.c
 
1
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
 
2
 *
 
3
 * Copyright (C) 2009-2010 Red Hat, Inc.
 
4
 *
 
5
 * This program is free software; you can redistribute it and/or modify
 
6
 * it under the terms of the GNU General Public License as published by
 
7
 * the Free Software Foundation; either version 2 of the License, or
 
8
 * (at your option) any later version.
 
9
 *
 
10
 * This program 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
 
13
 * GNU General Public License for more details.
 
14
 *
 
15
 * You should have received a copy of the GNU General Public License
 
16
 * along with this program; if not, write to the Free Software
 
17
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
18
 *
 
19
 * Written by: Matthias Clasen <mclasen@redhat.com>
 
20
 */
 
21
 
 
22
#include "config.h"
 
23
 
 
24
#include <stdlib.h>
 
25
#include <stdio.h>
 
26
#include <fcntl.h>
 
27
#include <unistd.h>
 
28
#include <string.h>
 
29
#include <signal.h>
 
30
#include <errno.h>
 
31
#include <sys/stat.h>
 
32
#include <sys/types.h>
 
33
#include <pwd.h>
 
34
 
 
35
#ifdef HAVE_PATHS_H
 
36
#include <paths.h>
 
37
#endif /* HAVE_PATHS_H */
 
38
 
 
39
#include <glib.h>
 
40
#include <glib/gi18n.h>
 
41
#include <glib/gstdio.h>
 
42
#include <glib-object.h>
 
43
#include <gio/gio.h>
 
44
 
 
45
#include "um-user-manager.h"
 
46
 
 
47
enum {
 
48
        USERS_LOADED,
 
49
        USER_ADDED,
 
50
        USER_REMOVED,
 
51
        USER_CHANGED,
 
52
        LAST_SIGNAL
 
53
};
 
54
 
 
55
static guint signals [LAST_SIGNAL] = { 0, };
 
56
 
 
57
static void     um_user_manager_class_init (UmUserManagerClass *klass);
 
58
static void     um_user_manager_init       (UmUserManager      *user_manager);
 
59
static void     um_user_manager_finalize   (GObject            *object);
 
60
 
 
61
static gpointer user_manager_object = NULL;
 
62
 
 
63
G_DEFINE_TYPE (UmUserManager, um_user_manager, G_TYPE_OBJECT)
 
64
 
 
65
static void
 
66
um_user_manager_class_init (UmUserManagerClass *klass)
 
67
{
 
68
        GObjectClass   *object_class = G_OBJECT_CLASS (klass);
 
69
 
 
70
        object_class->finalize = um_user_manager_finalize;
 
71
 
 
72
       signals [USERS_LOADED] =
 
73
                g_signal_new ("users-loaded",
 
74
                              G_TYPE_FROM_CLASS (klass),
 
75
                              G_SIGNAL_RUN_LAST,
 
76
                              G_STRUCT_OFFSET (UmUserManagerClass, users_loaded),
 
77
                              NULL, NULL,
 
78
                              g_cclosure_marshal_VOID__VOID,
 
79
                              G_TYPE_NONE, 0);
 
80
 
 
81
        signals [USER_ADDED] =
 
82
                g_signal_new ("user-added",
 
83
                              G_TYPE_FROM_CLASS (klass),
 
84
                              G_SIGNAL_RUN_LAST,
 
85
                              G_STRUCT_OFFSET (UmUserManagerClass, user_added),
 
86
                              NULL, NULL,
 
87
                              g_cclosure_marshal_VOID__OBJECT,
 
88
                              G_TYPE_NONE, 1, UM_TYPE_USER);
 
89
        signals [USER_REMOVED] =
 
90
                g_signal_new ("user-removed",
 
91
                              G_TYPE_FROM_CLASS (klass),
 
92
                              G_SIGNAL_RUN_LAST,
 
93
                              G_STRUCT_OFFSET (UmUserManagerClass, user_removed),
 
94
                              NULL, NULL,
 
95
                              g_cclosure_marshal_VOID__OBJECT,
 
96
                              G_TYPE_NONE, 1, UM_TYPE_USER);
 
97
        signals [USER_CHANGED] =
 
98
                g_signal_new ("user-changed",
 
99
                              G_TYPE_FROM_CLASS (klass),
 
100
                              G_SIGNAL_RUN_LAST,
 
101
                              G_STRUCT_OFFSET (UmUserManagerClass, user_changed),
 
102
                              NULL, NULL,
 
103
                              g_cclosure_marshal_VOID__OBJECT,
 
104
                              G_TYPE_NONE, 1, UM_TYPE_USER);
 
105
}
 
106
 
 
107
 
 
108
/* We maintain a ring for each group of users with the same real name.
 
109
 * We need this to pick the right display names.
 
110
 */
 
111
static void
 
112
remove_user_from_dupe_ring (UmUserManager *manager,
 
113
                            UmUser        *user)
 
114
{
 
115
        GList *dupes;
 
116
        UmUser *dup;
 
117
 
 
118
        dup = NULL;
 
119
        dupes = g_object_get_data (G_OBJECT (user), "dupes");
 
120
 
 
121
        if (!dupes) {
 
122
                goto out;
 
123
        }
 
124
 
 
125
        if (dupes->next == dupes->prev) {
 
126
                dup = dupes->next->data;
 
127
                g_list_free_1 (dupes->next);
 
128
                g_object_set_data (G_OBJECT (dup), "dupes", NULL);
 
129
        }
 
130
        else {
 
131
                dupes->next->prev = dupes->prev;
 
132
                dupes->prev->next = dupes->next;
 
133
        }
 
134
 
 
135
        g_list_free_1 (dupes);
 
136
        g_object_set_data (G_OBJECT (user), "dupes", NULL);
 
137
 
 
138
out:
 
139
        if (dup) {
 
140
                um_user_show_short_display_name (dup);
 
141
                g_signal_emit (manager, signals[USER_CHANGED], 0, dup);
 
142
        }
 
143
        um_user_show_short_display_name (user);
 
144
        g_signal_emit (manager, signals[USER_CHANGED], 0, user);
 
145
}
 
146
 
 
147
static gboolean
 
148
match_real_name_hrfunc (gpointer key,
 
149
                        gpointer value,
 
150
                        gpointer user)
 
151
{
 
152
        return (value != user && g_strcmp0 (um_user_get_real_name (user), um_user_get_real_name (value)) == 0);
 
153
}
 
154
 
 
155
static void
 
156
add_user_to_dupe_ring (UmUserManager *manager,
 
157
                       UmUser        *user)
 
158
{
 
159
        UmUser *dup;
 
160
        GList *dupes;
 
161
        GList *l;
 
162
 
 
163
        dup = g_hash_table_find (manager->user_by_object_path,
 
164
                                 match_real_name_hrfunc, user);
 
165
 
 
166
        if (!dup) {
 
167
                return;
 
168
        }
 
169
 
 
170
        dupes = g_object_get_data (G_OBJECT (dup), "dupes");
 
171
        if (!dupes) {
 
172
                dupes = g_list_append (NULL, dup);
 
173
                g_object_set_data (G_OBJECT (dup), "dupes", dupes);
 
174
                dupes->next = dupes->prev = dupes;
 
175
        }
 
176
        else {
 
177
                dup = NULL;
 
178
        }
 
179
 
 
180
        l = g_list_append (NULL, user);
 
181
        g_object_set_data (G_OBJECT (user), "dupes", l);
 
182
        l->prev = dupes->prev;
 
183
        dupes->prev->next = l;
 
184
        l->next = dupes;
 
185
        dupes->prev = l;
 
186
 
 
187
        if (dup) {
 
188
                um_user_show_full_display_name (dup);
 
189
                g_signal_emit (manager, signals[USER_CHANGED], 0, dup);
 
190
        }
 
191
        um_user_show_full_display_name (user);
 
192
        g_signal_emit (manager, signals[USER_CHANGED], 0, user);
 
193
}
 
194
 
 
195
static void
 
196
user_changed_handler (UmUser        *user,
 
197
                      UmUserManager *manager)
 
198
{
 
199
        remove_user_from_dupe_ring (manager, user);
 
200
        add_user_to_dupe_ring (manager, user);
 
201
        g_signal_emit (manager, signals[USER_CHANGED], 0, user);
 
202
}
 
203
 
 
204
static void
 
205
user_added_handler (UmUserManager *manager,
 
206
                    const char *object_path)
 
207
{
 
208
        UmUser *user;
 
209
 
 
210
        if (g_hash_table_lookup (manager->user_by_object_path, object_path))
 
211
                return;
 
212
 
 
213
        user = um_user_new_from_object_path (object_path);
 
214
        if (!user)
 
215
                return;
 
216
 
 
217
        if (um_user_is_system_account (user)) {
 
218
                g_object_unref (user);
 
219
                return;
 
220
        }
 
221
 
 
222
        add_user_to_dupe_ring (manager, user);
 
223
 
 
224
        g_signal_connect (user, "changed",
 
225
                          G_CALLBACK (user_changed_handler), manager);
 
226
        g_hash_table_insert (manager->user_by_object_path, g_strdup (um_user_get_object_path (user)), g_object_ref (user));
 
227
        g_hash_table_insert (manager->user_by_name, g_strdup (um_user_get_user_name (user)), g_object_ref (user));
 
228
 
 
229
        g_signal_emit (manager, signals[USER_ADDED], 0, user);
 
230
        g_object_unref (user);
 
231
}
 
232
 
 
233
static void
 
234
user_deleted_handler (UmUserManager *manager,
 
235
                      const char *object_path)
 
236
{
 
237
        UmUser *user;
 
238
 
 
239
        user = g_hash_table_lookup (manager->user_by_object_path, object_path);
 
240
        if (!user)
 
241
                return;
 
242
        g_object_ref (user);
 
243
        g_signal_handlers_disconnect_by_func (user, user_changed_handler, manager);
 
244
 
 
245
        remove_user_from_dupe_ring (manager, user);
 
246
 
 
247
        g_hash_table_remove (manager->user_by_object_path, um_user_get_object_path (user));
 
248
        g_hash_table_remove (manager->user_by_name, um_user_get_user_name (user));
 
249
        g_signal_emit (manager, signals[USER_REMOVED], 0, user);
 
250
        g_object_unref (user);
 
251
}
 
252
 
 
253
static void
 
254
manager_signal_cb (GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, UmUserManager *manager)
 
255
{
 
256
        if (strcmp (signal_name, "UserAdded") == 0) {
 
257
                if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)"))) {
 
258
                        gchar *object_path;
 
259
                        g_variant_get (parameters, "(&o)", &object_path);
 
260
                        user_added_handler (manager, object_path);
 
261
                }
 
262
        }
 
263
        else if (strcmp (signal_name, "UserDeleted") == 0) {
 
264
                if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(o)"))) {
 
265
                        gchar *object_path;
 
266
                        g_variant_get (parameters, "(&o)", &object_path);
 
267
                        user_deleted_handler (manager, object_path);
 
268
                }
 
269
        }
 
270
}
 
271
 
 
272
static void
 
273
got_users (GObject        *object,
 
274
           GAsyncResult   *res,
 
275
           gpointer        data)
 
276
{
 
277
        UmUserManager *manager = data;
 
278
        GVariant *result;
 
279
        GError *error = NULL;
 
280
 
 
281
        result = g_dbus_proxy_call_finish (G_DBUS_PROXY (object), res, &error);
 
282
        if (!result) {
 
283
                manager->no_service = TRUE;
 
284
                g_error_free (error);
 
285
                goto done;
 
286
        }
 
287
 
 
288
        if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(ao)"))) {
 
289
                GVariantIter *iter;
 
290
                gchar *object_path;
 
291
 
 
292
                g_variant_get (result, "(ao)", &iter);
 
293
                while (g_variant_iter_loop (iter, "&o", &object_path))
 
294
                        user_added_handler (manager, object_path);
 
295
                g_variant_iter_free (iter);
 
296
        }
 
297
 
 
298
        g_variant_unref (result);
 
299
 
 
300
 done:
 
301
        g_signal_emit (G_OBJECT (manager), signals[USERS_LOADED], 0);
 
302
}
 
303
 
 
304
static void
 
305
get_users (UmUserManager *manager)
 
306
{
 
307
        g_debug ("calling 'ListCachedUsers'");
 
308
        g_dbus_proxy_call (manager->proxy,
 
309
                           "ListCachedUsers",
 
310
                           g_variant_new ("()"),
 
311
                           G_DBUS_CALL_FLAGS_NONE,
 
312
                           -1,
 
313
                           NULL,
 
314
                           got_users,
 
315
                           manager);
 
316
}
 
317
 
 
318
static void
 
319
um_user_manager_init (UmUserManager *manager)
 
320
{
 
321
        GError *error = NULL;
 
322
        GDBusConnection *bus;
 
323
 
 
324
        manager->user_by_object_path = g_hash_table_new_full (g_str_hash,
 
325
                                                              g_str_equal,
 
326
                                                              g_free,
 
327
                                                              g_object_unref);
 
328
        manager->user_by_name = g_hash_table_new_full (g_str_hash,
 
329
                                                       g_str_equal,
 
330
                                                       g_free,
 
331
                                                       g_object_unref);
 
332
 
 
333
        bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
 
334
        if (bus == NULL) {
 
335
                g_warning ("Couldn't connect to system bus: %s", error->message);
 
336
                g_error_free (error);
 
337
                return;
 
338
        }
 
339
 
 
340
        manager->proxy = g_dbus_proxy_new_sync (bus,
 
341
                                                G_DBUS_PROXY_FLAGS_NONE,
 
342
                                                NULL,
 
343
                                                "org.freedesktop.Accounts",
 
344
                                                "/org/freedesktop/Accounts",
 
345
                                                "org.freedesktop.Accounts",
 
346
                                                NULL,
 
347
                                                &error);
 
348
        if (manager->proxy == NULL) {
 
349
                g_warning ("Couldn't get accounts proxy: %s", error->message);
 
350
                g_error_free (error);
 
351
                return;     
 
352
        }
 
353
 
 
354
        g_signal_connect (manager->proxy, "g-signal", G_CALLBACK (manager_signal_cb), manager);
 
355
 
 
356
        get_users (manager);
 
357
}
 
358
 
 
359
static void
 
360
clear_dup (gpointer key,
 
361
           gpointer value,
 
362
           gpointer data)
 
363
{
 
364
        GList *dupes;
 
365
 
 
366
        /* don't bother maintaining the ring, we're destroying the
 
367
         * entire hash table anyway
 
368
         */
 
369
        dupes = g_object_get_data (G_OBJECT (value), "dupes");
 
370
 
 
371
        if (dupes) {
 
372
                g_list_free_1 (dupes);
 
373
                g_object_set_data (G_OBJECT (value), "dupes", NULL);
 
374
        }
 
375
}
 
376
 
 
377
static void
 
378
um_user_manager_finalize (GObject *object)
 
379
{
 
380
        UmUserManager *manager;
 
381
 
 
382
        manager = UM_USER_MANAGER (object);
 
383
 
 
384
        g_hash_table_foreach (manager->user_by_object_path, clear_dup, NULL);
 
385
        g_hash_table_destroy (manager->user_by_object_path);
 
386
        g_hash_table_destroy (manager->user_by_name);
 
387
 
 
388
        g_object_unref (manager->proxy);
 
389
 
 
390
        G_OBJECT_CLASS (um_user_manager_parent_class)->finalize (object);
 
391
}
 
392
 
 
393
UmUserManager *
 
394
um_user_manager_ref_default (void)
 
395
{
 
396
        if (user_manager_object != NULL) {
 
397
                g_object_ref (user_manager_object);
 
398
        } else {
 
399
                user_manager_object = g_object_new (UM_TYPE_USER_MANAGER, NULL);
 
400
                g_object_add_weak_pointer (user_manager_object,
 
401
                                           (gpointer *) &user_manager_object);
 
402
        }
 
403
 
 
404
        return UM_USER_MANAGER (user_manager_object);
 
405
}
 
406
 
 
407
typedef struct {
 
408
        UmUserManager       *manager;
 
409
        gchar               *user_name;
 
410
        GAsyncReadyCallback  callback;
 
411
        gpointer             data;
 
412
        GDestroyNotify       destroy;
 
413
}  AsyncUserOpData;
 
414
 
 
415
static void
 
416
async_user_op_data_free (gpointer d)
 
417
{
 
418
        AsyncUserOpData *data = d;
 
419
 
 
420
        g_object_unref (data->manager);
 
421
 
 
422
        g_free (data->user_name);
 
423
 
 
424
        if (data->destroy)
 
425
                data->destroy (data->data);
 
426
 
 
427
        g_free (data);
 
428
}
 
429
 
 
430
/* Used for both create_user and cache_user */
 
431
static void
 
432
user_call_done (GObject        *proxy,
 
433
                GAsyncResult   *r,
 
434
                gpointer        user_data)
 
435
{
 
436
        AsyncUserOpData *data = user_data;
 
437
        GSimpleAsyncResult *res;
 
438
        GVariant *result;
 
439
        GError *error = NULL;
 
440
        gchar *remote;
 
441
 
 
442
        res = g_simple_async_result_new (G_OBJECT (data->manager),
 
443
                                         data->callback,
 
444
                                         data->data,
 
445
                                         um_user_manager_create_user);
 
446
        result = g_dbus_proxy_call_finish (G_DBUS_PROXY (proxy), r, &error);
 
447
        if (!result) {
 
448
                /* dbus-glib fail:
 
449
                 * We have to translate the errors manually here, since
 
450
                 * calling dbus_g_error_has_name on the error returned in
 
451
                 * um_user_manager_create_user_finish doesn't work.
 
452
                 */
 
453
                remote = g_dbus_error_get_remote_error (error);
 
454
                if (g_dbus_error_is_remote_error (error) &&
 
455
                    strcmp (remote, "org.freedesktop.Accounts.Error.PermissionDenied") == 0) {
 
456
                        g_simple_async_result_set_error (res,
 
457
                                                         UM_USER_MANAGER_ERROR,
 
458
                                                         UM_USER_MANAGER_ERROR_PERMISSION_DENIED,
 
459
                                                         "Not authorized");
 
460
                }
 
461
                if (g_dbus_error_is_remote_error (error) &&
 
462
                    strcmp (remote, "org.freedesktop.Accounts.Error.UserExists") == 0) {
 
463
                        g_simple_async_result_set_error (res,
 
464
                                                         UM_USER_MANAGER_ERROR,
 
465
                                                         UM_USER_MANAGER_ERROR_USER_EXISTS,
 
466
                                                         _("A user with name '%s' already exists."),
 
467
                                                         data->user_name);
 
468
                } else if (g_dbus_error_is_remote_error (error) &&
 
469
                    strcmp (remote, "org.freedesktop.Accounts.Error.UserDoesNotExist") == 0) {
 
470
                        g_simple_async_result_set_error (res,
 
471
                                                         UM_USER_MANAGER_ERROR,
 
472
                                                         UM_USER_MANAGER_ERROR_USER_DOES_NOT_EXIST,
 
473
                                                         _("No user with the name '%s' exists."),
 
474
                                                         data->user_name);
 
475
                }
 
476
                else {
 
477
                        g_simple_async_result_set_from_error (res, error);
 
478
                }
 
479
                g_error_free (error);
 
480
                g_free (remote);
 
481
        }
 
482
        else {
 
483
                if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(o)"))) {
 
484
                        gchar *path;
 
485
                        g_variant_get (result, "(o)", &path);
 
486
                        g_simple_async_result_set_op_res_gpointer (res, path, g_free);
 
487
                }
 
488
                else
 
489
                        g_simple_async_result_set_error (res,
 
490
                                                         UM_USER_MANAGER_ERROR,
 
491
                                                         UM_USER_MANAGER_ERROR_FAILED,
 
492
                                                         "Got invalid response from AccountsService");
 
493
                g_variant_unref (result);
 
494
        }
 
495
 
 
496
        data->callback (G_OBJECT (data->manager), G_ASYNC_RESULT (res), data->data);
 
497
        async_user_op_data_free (data);
 
498
        g_object_unref (res);
 
499
}
 
500
 
 
501
gboolean
 
502
um_user_manager_create_user_finish (UmUserManager  *manager,
 
503
                                    GAsyncResult   *result,
 
504
                                    UmUser        **user,
 
505
                                    GError        **error)
 
506
{
 
507
        gchar *path;
 
508
        GSimpleAsyncResult *res;
 
509
 
 
510
        res = G_SIMPLE_ASYNC_RESULT (result);
 
511
 
 
512
        *user = NULL;
 
513
 
 
514
        if (g_simple_async_result_propagate_error (res, error)) {
 
515
                return FALSE;
 
516
        }
 
517
 
 
518
        path = g_simple_async_result_get_op_res_gpointer (res);
 
519
        *user = g_hash_table_lookup (manager->user_by_object_path, path);
 
520
 
 
521
        return TRUE;
 
522
}
 
523
 
 
524
void
 
525
um_user_manager_create_user (UmUserManager       *manager,
 
526
                             const char          *user_name,
 
527
                             const char          *real_name,
 
528
                             gint                 account_type,
 
529
                             GCancellable        *cancellable,
 
530
                             GAsyncReadyCallback  done,
 
531
                             gpointer             done_data,
 
532
                             GDestroyNotify       destroy)
 
533
{
 
534
        AsyncUserOpData *data;
 
535
 
 
536
        data = g_new0 (AsyncUserOpData, 1);
 
537
        data->manager = g_object_ref (manager);
 
538
        data->user_name = g_strdup (user_name);
 
539
        data->callback = done;
 
540
        data->data = done_data;
 
541
        data->destroy = destroy;
 
542
 
 
543
        g_dbus_proxy_call (manager->proxy,
 
544
                           "CreateUser",
 
545
                           g_variant_new ("(ssi)", user_name, real_name, account_type),
 
546
                           G_DBUS_CALL_FLAGS_NONE,
 
547
                           -1,
 
548
                           cancellable,
 
549
                           user_call_done,
 
550
                           data);
 
551
}
 
552
 
 
553
gboolean
 
554
um_user_manager_cache_user_finish (UmUserManager       *manager,
 
555
                                   GAsyncResult        *result,
 
556
                                   UmUser             **user,
 
557
                                   GError             **error)
 
558
{
 
559
        gchar *path;
 
560
        GSimpleAsyncResult *res;
 
561
 
 
562
        res = G_SIMPLE_ASYNC_RESULT (result);
 
563
 
 
564
        *user = NULL;
 
565
 
 
566
        if (g_simple_async_result_propagate_error (res, error)) {
 
567
                return FALSE;
 
568
        }
 
569
 
 
570
        path = g_simple_async_result_get_op_res_gpointer (res);
 
571
        *user = g_hash_table_lookup (manager->user_by_object_path, path);
 
572
 
 
573
        return TRUE;
 
574
}
 
575
 
 
576
void
 
577
um_user_manager_cache_user (UmUserManager       *manager,
 
578
                            const char          *user_name,
 
579
                            GCancellable        *cancellable,
 
580
                            GAsyncReadyCallback  done,
 
581
                            gpointer             done_data,
 
582
                            GDestroyNotify       destroy)
 
583
{
 
584
        AsyncUserOpData *data;
 
585
 
 
586
        data = g_new0 (AsyncUserOpData, 1);
 
587
        data->manager = g_object_ref (manager);
 
588
        data->user_name = g_strdup (user_name);
 
589
        data->callback = done;
 
590
        data->data = done_data;
 
591
        data->destroy = destroy;
 
592
 
 
593
        g_dbus_proxy_call (manager->proxy,
 
594
                           "CacheUser",
 
595
                           g_variant_new ("(s)", user_name),
 
596
                           G_DBUS_CALL_FLAGS_NONE,
 
597
                           -1,
 
598
                           cancellable,
 
599
                           user_call_done,
 
600
                           data);
 
601
}
 
602
 
 
603
static void
 
604
delete_user_done (GObject        *proxy,
 
605
                  GAsyncResult   *r,
 
606
                  gpointer        user_data)
 
607
{
 
608
        AsyncUserOpData *data = user_data;
 
609
        GSimpleAsyncResult *res;
 
610
        GVariant *result;
 
611
        GError *error = NULL;
 
612
 
 
613
        res = g_simple_async_result_new (G_OBJECT (data->manager),
 
614
                                         data->callback,
 
615
                                         data->data,
 
616
                                         um_user_manager_delete_user);
 
617
        result = g_dbus_proxy_call_finish (G_DBUS_PROXY (proxy), r, &error);
 
618
        if (!result) {
 
619
                if (g_dbus_error_is_remote_error (error) &&
 
620
                    strcmp (g_dbus_error_get_remote_error(error), "org.freedesktop.Accounts.Error.PermissionDenied") == 0) {
 
621
                        g_simple_async_result_set_error (res,
 
622
                                                         UM_USER_MANAGER_ERROR,
 
623
                                                         UM_USER_MANAGER_ERROR_PERMISSION_DENIED,
 
624
                                                         "Not authorized");
 
625
                }
 
626
                else if (g_dbus_error_is_remote_error (error) &&
 
627
                    strcmp (g_dbus_error_get_remote_error(error), "org.freedesktop.Accounts.Error.UserExists") == 0) {
 
628
                        g_simple_async_result_set_error (res,
 
629
                                                         UM_USER_MANAGER_ERROR,
 
630
                                                         UM_USER_MANAGER_ERROR_USER_DOES_NOT_EXIST,
 
631
                                                         _("This user does not exist."));
 
632
                }
 
633
                else {
 
634
                        g_simple_async_result_set_from_error (res, error);
 
635
                        g_error_free (error);
 
636
                }
 
637
        }
 
638
        else
 
639
                g_variant_unref (result);
 
640
 
 
641
        data->callback (G_OBJECT (data->manager), G_ASYNC_RESULT (res), data->data);
 
642
        async_user_op_data_free (data);
 
643
        g_object_unref (res);
 
644
}
 
645
 
 
646
gboolean
 
647
um_user_manager_delete_user_finish (UmUserManager  *manager,
 
648
                                    GAsyncResult   *result,
 
649
                                    GError        **error)
 
650
{
 
651
        GSimpleAsyncResult *res;
 
652
 
 
653
        res = G_SIMPLE_ASYNC_RESULT (result);
 
654
 
 
655
        if (g_simple_async_result_propagate_error (res, error)) {
 
656
                return FALSE;
 
657
        }
 
658
 
 
659
        return TRUE;
 
660
}
 
661
 
 
662
void
 
663
um_user_manager_delete_user (UmUserManager       *manager,
 
664
                             UmUser              *user,
 
665
                             gboolean             remove_files,
 
666
                             GAsyncReadyCallback  done,
 
667
                             gpointer             done_data,
 
668
                             GDestroyNotify       destroy)
 
669
{
 
670
        AsyncUserOpData *data;
 
671
 
 
672
        data = g_new0 (AsyncUserOpData, 1);
 
673
        data->manager = g_object_ref (manager);
 
674
        data->callback = done;
 
675
        data->data = done_data;
 
676
        data->destroy = destroy;
 
677
 
 
678
        g_dbus_proxy_call (manager->proxy,
 
679
                           "DeleteUser",
 
680
                           g_variant_new ("(xb)", (gint64) um_user_get_uid (user), remove_files),
 
681
                           G_DBUS_CALL_FLAGS_NONE,
 
682
                           -1,
 
683
                           NULL,
 
684
                           delete_user_done,
 
685
                           data);
 
686
}
 
687
 
 
688
GSList *
 
689
um_user_manager_list_users (UmUserManager *manager)
 
690
{
 
691
        GSList *list = NULL;
 
692
        GHashTableIter iter;
 
693
        gpointer value;
 
694
 
 
695
        g_hash_table_iter_init (&iter, manager->user_by_name);
 
696
        while (g_hash_table_iter_next (&iter, NULL, &value)) {
 
697
                list = g_slist_prepend (list, value);
 
698
        }
 
699
 
 
700
        return g_slist_sort (list, (GCompareFunc) um_user_collate);
 
701
}
 
702
 
 
703
UmUser *
 
704
um_user_manager_get_user (UmUserManager *manager,
 
705
                          const gchar   *name)
 
706
{
 
707
        return g_hash_table_lookup (manager->user_by_name, name);
 
708
}
 
709
 
 
710
UmUser *
 
711
um_user_manager_get_user_by_id (UmUserManager *manager,
 
712
                                uid_t          uid)
 
713
{
 
714
        struct passwd *pwent;
 
715
 
 
716
        pwent = getpwuid (uid);
 
717
        if (!pwent) {
 
718
                return NULL;
 
719
        }
 
720
 
 
721
        return um_user_manager_get_user (manager, pwent->pw_name);
 
722
}
 
723
 
 
724
gboolean
 
725
um_user_manager_no_service (UmUserManager *manager)
 
726
{
 
727
        return manager->no_service;
 
728
}
 
729
 
 
730
GQuark
 
731
um_user_manager_error_quark (void)
 
732
{
 
733
        return g_quark_from_static_string ("um-user-manager-error-quark");
 
734
}