git.maemo.org Git - modest/blob - src/modest-utils.c

   1 /* Copyright (c) 2007, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <glib.h>
  31 #include <glib/gstdio.h>
  32 #include <errno.h>
  33 #include <string.h> /* for strlen */
  34 #include <modest-runtime.h>
  35 #include <libgnomevfs/gnome-vfs.h>
  36 #include <tny-fs-stream.h>
  37 #include <tny-camel-account.h>
  38 #include <tny-status.h>
  39 #include <tny-camel-transport-account.h>
  40 #include <tny-camel-imap-store-account.h>
  41 #include <tny-camel-pop-store-account.h>
  42
  43 #include <modest-defs.h>
  44 #include "modest-utils.h"
  45 #include "modest-platform.h"
  46 #include <modest-account-protocol.h>
  47 #include "modest-account-mgr-helpers.h"
  48 #include "modest-text-utils.h"
  49 #include <modest-local-folder-info.h>
  50 #include "widgets/modest-header-view.h"
  51 #include "widgets/modest-main-window.h"
  52 #include "modest-widget-memory.h"
  53 #include "widgets/modest-sort-criterium-view.h"
  54 #ifdef MODEST_TOOLKIT_HILDON2
  55 #include "modest-header-window.h"
  56 #endif
  57
  58 GQuark
  59 modest_utils_get_supported_secure_authentication_error_quark (void)
  60 {
  61         return g_quark_from_static_string("modest-utils-get-supported-secure-authentication-error-quark");
  62 }
  63
  64 gboolean
  65 modest_utils_folder_writable (const gchar *filename)
  66 {
  67         g_return_val_if_fail (filename, FALSE);
  68
  69         if (!filename)
  70                 return FALSE;
  71
  72         if (g_strncasecmp (filename, "obex", 4) != 0) {
  73                 GnomeVFSFileInfo *folder_info = NULL;
  74                 GnomeVFSResult result = GNOME_VFS_OK;
  75                 GnomeVFSURI *uri = NULL;
  76                 GnomeVFSURI *folder_uri = NULL;
  77
  78                 uri = gnome_vfs_uri_new (filename);
  79                 folder_uri = gnome_vfs_uri_get_parent (uri);
  80
  81                 if (folder_uri != NULL) {
  82                         folder_info = gnome_vfs_file_info_new ();
  83                         result = gnome_vfs_get_file_info_uri (folder_uri, folder_info,
  84                                                               GNOME_VFS_FILE_INFO_GET_ACCESS_RIGHTS);
  85                         gnome_vfs_uri_unref (folder_uri);
  86                 }
  87                 gnome_vfs_uri_unref (uri);
  88
  89                 if (folder_uri == NULL)
  90                         return FALSE;
  91
  92                 if ((result != GNOME_VFS_OK) ||
  93                     (!((folder_info->permissions & GNOME_VFS_PERM_ACCESS_WRITABLE) ||
  94                        (folder_info->permissions & GNOME_VFS_PERM_USER_WRITE)))) {
  95
  96                         gnome_vfs_file_info_unref (folder_info);
  97                         return FALSE;
  98                 }
  99                 gnome_vfs_file_info_unref (folder_info);
 100         }
 101         return TRUE;
 102 }
 103
 104 gboolean
 105 modest_utils_file_exists (const gchar *filename)
 106 {
 107         GnomeVFSURI *uri = NULL;
 108         gboolean result = FALSE;
 109
 110         g_return_val_if_fail (filename, FALSE);
 111
 112         uri = gnome_vfs_uri_new (filename);
 113         if (uri) {
 114                 result = gnome_vfs_uri_exists (uri);
 115                 gnome_vfs_uri_unref (uri);
 116         }
 117         return result;
 118 }
 119
 120 TnyFsStream *
 121 modest_utils_create_temp_stream (const gchar *orig_name, const gchar *hash_base, gchar **path)
 122 {
 123         gint fd;
 124         gchar *filepath = NULL;
 125         gchar *tmpdir;
 126         guint hash_number;
 127
 128         /* hmmm... maybe we need a modest_text_utils_validate_file_name? */
 129         g_return_val_if_fail (orig_name && strlen(orig_name) != 0, NULL);
 130
 131         if (strlen(orig_name) > 200) {
 132                 g_warning ("%s: filename too long ('%s')",
 133                            __FUNCTION__, orig_name);
 134                 return NULL;
 135         }
 136
 137         if (g_strstr_len (orig_name, strlen(orig_name), "/") != NULL) {
 138                 g_warning ("%s: filename contains '/' character(s) (%s)",
 139                            __FUNCTION__, orig_name);
 140                 return NULL;
 141         }
 142
 143         /* make a random subdir under /tmp or /var/tmp */
 144         if (hash_base != NULL) {
 145                 hash_number = g_str_hash (hash_base);
 146         } else {
 147                 hash_number = (guint) random ();
 148         }
 149         tmpdir = g_strdup_printf ("%s/%u", g_get_tmp_dir (), hash_number);
 150         if ((g_access (tmpdir, R_OK) == -1) && (g_mkdir (tmpdir, 0755) == -1)) {
 151                 g_warning ("%s: failed to create dir '%s': %s",
 152                            __FUNCTION__, tmpdir, g_strerror(errno));
 153                 g_free (tmpdir);
 154                 return NULL;
 155         }
 156
 157         filepath = g_strconcat (tmpdir, "/", orig_name, NULL);
 158         /* don't overwrite if it already exists, even if it is writable */
 159         if (modest_utils_file_exists (filepath)) {
 160                 if (path!=NULL) {
 161                         *path = filepath;
 162                 } else {
 163                         g_free (filepath);
 164                 }
 165                 g_free (tmpdir);
 166                 return NULL;
 167         } else {
 168                 /* try to write the file there */
 169                 fd = g_open (filepath, O_CREAT|O_WRONLY|O_TRUNC, 0644);
 170                 if (fd == -1) {
 171                         g_warning ("%s: failed to create '%s': %s",
 172                                         __FUNCTION__, filepath, g_strerror(errno));
 173                         g_free (filepath);
 174                         g_free (tmpdir);
 175                         return NULL;
 176                 }
 177         }
 178
 179         g_free (tmpdir);
 180
 181         if (path)
 182                 *path = filepath;
 183
 184         return TNY_FS_STREAM (tny_fs_stream_new (fd));
 185 }
 186
 187 typedef struct
 188 {
 189         gboolean cancel;
 190         GList *result;
 191         GtkWidget* dialog;
 192         GtkWidget* progress;
 193         GError* error;
 194 } ModestGetSupportedAuthInfo;
 195
 196 static void on_camel_account_get_supported_secure_authentication_status (
 197         GObject *self, TnyStatus *status, gpointer user_data)
 198 {
 199         /*ModestGetSupportedAuthInfo* info = (ModestGetSupportedAuthInfo*) user_data;*/
 200 }
 201
 202 static gboolean
 203 on_idle_secure_auth_finished (gpointer user_data)
 204 {
 205         ModestGetSupportedAuthInfo *info = (ModestGetSupportedAuthInfo*)user_data;
 206         /* Operation has finished, close the dialog. Control continues after
 207          * gtk_dialog_run in modest_utils_get_supported_secure_authentication_methods() */
 208
 209         /* This is a GDK lock because we are an idle callback and
 210          * the code below is or does Gtk+ code */
 211
 212         gdk_threads_enter(); /* CHECKED */
 213         gtk_dialog_response (GTK_DIALOG (info->dialog), GTK_RESPONSE_ACCEPT);
 214         gdk_threads_leave(); /* CHECKED */
 215
 216         return FALSE;
 217 }
 218
 219 static void
 220 on_camel_account_get_supported_secure_authentication (TnyCamelAccount *self, gboolean cancelled,
 221         TnyList *auth_types, GError *err, gpointer user_data)
 222 {
 223         ModestPairList *pairs;
 224         GList *result;
 225         ModestProtocolRegistry *protocol_registry;
 226         ModestGetSupportedAuthInfo *info = (ModestGetSupportedAuthInfo*)user_data;
 227         TnyIterator* iter;
 228
 229         g_return_if_fail (user_data);
 230         g_return_if_fail (TNY_IS_CAMEL_ACCOUNT(self));
 231         g_return_if_fail (TNY_IS_LIST(auth_types));
 232
 233         info = (ModestGetSupportedAuthInfo *) user_data;
 234
 235         /* Free everything if the actual action was canceled */
 236         if (info->cancel) {
 237                 info->cancel = TRUE;
 238                 g_debug ("%s: operation canceled\n", __FUNCTION__);
 239                 goto close_dialog;
 240         }
 241
 242         if (err) {
 243                 if (info->error) {
 244                         g_error_free (info->error);
 245                         info->error = NULL;
 246                 }
 247                 info->error = g_error_copy (err);
 248                 goto close_dialog;
 249         }
 250
 251         if (!auth_types) {
 252                 g_debug ("%s: auth_types is NULL.\n", __FUNCTION__);
 253                 goto close_dialog;
 254         }
 255
 256         if (tny_list_get_length(auth_types) == 0) {
 257                 g_debug ("%s: auth_types is an empty TnyList.\n", __FUNCTION__);
 258                 goto close_dialog;
 259         }
 260
 261         protocol_registry = modest_runtime_get_protocol_registry ();
 262         pairs = modest_protocol_registry_get_pair_list_by_tag (protocol_registry, MODEST_PROTOCOL_REGISTRY_AUTH_PROTOCOLS);
 263
 264         /* Get the enum value for the strings: */
 265         result = NULL;
 266         iter = tny_list_create_iterator(auth_types);
 267         while (!tny_iterator_is_done(iter)) {
 268                 TnyPair *pair;
 269                 const gchar *auth_name;
 270                 ModestProtocolType protocol_type;
 271
 272                 pair = TNY_PAIR(tny_iterator_get_current(iter));
 273                 auth_name = NULL;
 274                 if (pair) {
 275                         auth_name = tny_pair_get_name(pair);
 276                         g_object_unref (pair);
 277                         pair = NULL;
 278                 }
 279
 280                 g_debug ("%s: auth_name=%s\n", __FUNCTION__, auth_name);
 281
 282                 protocol_type = modest_protocol_get_type_id (modest_protocol_registry_get_protocol_by_name (protocol_registry,
 283                                                                                                             MODEST_PROTOCOL_REGISTRY_AUTH_PROTOCOLS,
 284                                                                                                             auth_name));
 285
 286                 if (modest_protocol_registry_protocol_type_is_secure (protocol_registry, protocol_type))
 287                         result = g_list_prepend(result, GINT_TO_POINTER(protocol_type));
 288
 289                 tny_iterator_next(iter);
 290         }
 291         g_object_unref (iter);
 292
 293         modest_pair_list_free (pairs);
 294         info->result = result;
 295
 296  close_dialog:
 297         /* Close the dialog in a main thread */
 298         g_idle_add(on_idle_secure_auth_finished, info);
 299 }
 300
 301 static void
 302 on_secure_auth_cancel(GtkWidget* dialog, int response, gpointer user_data)
 303 {
 304         g_return_if_fail (GTK_IS_WIDGET(dialog));
 305
 306         if(response == GTK_RESPONSE_REJECT || response == GTK_RESPONSE_DELETE_EVENT) {
 307                 ModestGetSupportedAuthInfo *info = (ModestGetSupportedAuthInfo*)user_data;
 308                 g_return_if_fail(info);
 309                 /* This gives the ownership of the info to the worker thread. */
 310                 info->result = NULL;
 311                 info->cancel = TRUE;
 312         }
 313 }
 314 typedef struct {
 315         GtkProgressBar *progress;
 316         gboolean not_finished;
 317 } KeepPulsing;
 318
 319 static gboolean
 320 keep_pulsing (gpointer user_data)
 321 {
 322         KeepPulsing *info = (KeepPulsing *) user_data;
 323
 324         gtk_progress_bar_pulse (info->progress);
 325
 326         if (!info->not_finished) {
 327                 g_object_unref (info->progress);
 328                 g_slice_free (KeepPulsing, info);
 329                 return FALSE;
 330         }
 331
 332         return TRUE;
 333 }
 334
 335 GList*
 336 modest_utils_get_supported_secure_authentication_methods (ModestProtocolType protocol_type,
 337         const gchar* hostname, gint port, const gchar* username, GtkWindow *parent_window, GError** error)
 338 {
 339         TnyAccount * tny_account = NULL;
 340         ModestProtocolRegistry *protocol_registry;
 341         ModestProtocol *protocol;
 342
 343         g_return_val_if_fail (protocol_type != MODEST_PROTOCOL_REGISTRY_TYPE_INVALID, NULL);
 344
 345         protocol_registry = modest_runtime_get_protocol_registry ();
 346
 347         /* We need a connection to get the capabilities; */
 348         if (!modest_platform_connect_and_wait (GTK_WINDOW (parent_window), NULL))
 349                 return NULL;
 350
 351         /*
 352         result = g_list_append (result, GINT_TO_POINTER (MODEST_PROTOCOL_AUTH_CRAMMD5));
 353         */
 354
 355         /* Create a TnyCamelAccount so we can use
 356          * tny_camel_account_get_supported_secure_authentication(): */
 357         protocol = modest_protocol_registry_get_protocol_by_type (protocol_registry, protocol_type);
 358         tny_account = NULL;
 359         if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
 360                 tny_account = modest_account_protocol_create_account (MODEST_ACCOUNT_PROTOCOL (protocol));
 361         }
 362
 363         if (!tny_account) {
 364                 g_printerr ("%s could not create tny account.", __FUNCTION__);
 365                 return NULL;
 366         }
 367
 368         /* Set proto, so that the prepare_func() vfunc will work when we call
 369          * set_session(): */
 370          /* TODO: Why isn't this done in account_new()? */
 371         tny_account_set_proto (tny_account,
 372                                modest_protocol_get_name (modest_protocol_registry_get_protocol_by_type (protocol_registry, protocol_type)));
 373
 374         tny_account_set_hostname (tny_account, hostname);
 375         /* Required for POP, at least */
 376         tny_account_set_user (tny_account, username);
 377
 378         if(port > 0)
 379                 tny_account_set_port (tny_account, port);
 380
 381         /* Set the session for the account, so we can use it: */
 382         ModestTnyAccountStore *account_store = modest_runtime_get_account_store ();
 383         TnySessionCamel *session =
 384                 modest_tny_account_store_get_session (TNY_ACCOUNT_STORE (account_store));
 385         g_return_val_if_fail (session, NULL);
 386         tny_camel_account_set_session (TNY_CAMEL_ACCOUNT(tny_account), session);
 387
 388
 389         /* Ask camel to ask the server, asynchronously: */
 390         ModestGetSupportedAuthInfo *info = g_slice_new (ModestGetSupportedAuthInfo);
 391         info->result = NULL;
 392         info->cancel = FALSE;
 393         info->error = NULL;
 394         info->progress = gtk_progress_bar_new();
 395
 396         info->dialog = gtk_dialog_new_with_buttons(" ",
 397                                                    parent_window, GTK_DIALOG_MODAL,
 398                                                    _("mcen_bd_dialog_cancel"),
 399                                                    GTK_RESPONSE_REJECT,
 400                                                    NULL);
 401
 402         g_signal_connect(G_OBJECT(info->dialog), "response", G_CALLBACK(on_secure_auth_cancel), info);
 403
 404         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(info->dialog)->vbox),
 405                           gtk_label_new(_("emev_ni_checking_supported_auth_methods")));
 406         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(info->dialog)->vbox), info->progress);
 407         gtk_widget_show_all(info->dialog);
 408
 409         KeepPulsing *pi = g_slice_new (KeepPulsing);
 410         pi->progress = (GtkProgressBar *) g_object_ref (info->progress);
 411         pi->not_finished = TRUE;
 412
 413         /* Starts the pulsing of the progressbar */
 414         g_timeout_add (500, keep_pulsing, pi);
 415
 416         tny_camel_account_get_supported_secure_authentication (
 417                 TNY_CAMEL_ACCOUNT (tny_account),
 418                 on_camel_account_get_supported_secure_authentication,
 419                 on_camel_account_get_supported_secure_authentication_status,
 420                 info);
 421
 422         gtk_dialog_run (GTK_DIALOG (info->dialog));
 423
 424         pi->not_finished = FALSE;
 425         /* pi is freed in the timeout itself to avoid a GCond here */
 426
 427         gtk_widget_destroy(info->dialog);
 428         info->dialog = NULL;
 429
 430         GList *result = info->result;
 431         if (!info->cancel) {
 432                 if (info->error) {
 433                         gchar * debug_url_string = tny_account_get_url_string  (tny_account);
 434                         g_warning ("%s:\n  error: %s\n  account url: %s", __FUNCTION__, info->error->message,
 435                                    debug_url_string);
 436                         g_free (debug_url_string);
 437
 438                         g_propagate_error(error, info->error);
 439                         info->error = NULL;
 440                 }
 441         } else {
 442                 // Tell the caller that the operation was canceled so it can
 443                 // make a difference
 444                 g_set_error(error,
 445                             modest_utils_get_supported_secure_authentication_error_quark(),
 446                             MODEST_UTILS_GET_SUPPORTED_SECURE_AUTHENTICATION_ERROR_CANCELED,
 447                             "User has canceled query");
 448         }
 449
 450         /* Free the info */
 451         if (info->error)
 452                 g_free (info->error);
 453         if (info->result)
 454                 g_list_free (info->result);
 455         if (info->dialog)
 456                 gtk_widget_destroy (info->dialog);
 457         if (info->progress)
 458                 gtk_widget_destroy (info->progress);
 459         g_slice_free (ModestGetSupportedAuthInfo, info);
 460
 461         return result;
 462 }
 463
 464 void
 465 modest_utils_show_dialog_and_forget (GtkWindow *parent_window,
 466                                      GtkDialog *dialog)
 467 {
 468         g_return_if_fail (GTK_IS_WINDOW(parent_window));
 469         g_return_if_fail (GTK_IS_DIALOG(dialog));
 470
 471         gtk_window_set_transient_for (GTK_WINDOW (dialog), parent_window);
 472
 473         /* Destroy the dialog when it is closed: */
 474         g_signal_connect_swapped (dialog,
 475                                   "response",
 476                                   G_CALLBACK (gtk_widget_destroy),
 477                                   dialog);
 478
 479         gtk_widget_show (GTK_WIDGET (dialog));
 480 }
 481
 482 void
 483 modest_utils_toggle_action_set_active_block_notify (GtkToggleAction *action, gboolean value)
 484 {
 485         GSList *proxies = NULL;
 486
 487         g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
 488
 489         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 490              proxies != NULL; proxies = g_slist_next (proxies)) {
 491                 GtkWidget *widget = (GtkWidget *) proxies->data;
 492                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 493         }
 494
 495         gtk_toggle_action_set_active (action, value);
 496
 497         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 498              proxies != NULL; proxies = g_slist_next (proxies)) {
 499                 GtkWidget *widget = (GtkWidget *) proxies->data;
 500                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 501         }
 502
 503 }
 504
 505
 506 gint
 507 modest_list_index (TnyList *list, GObject *object)
 508 {
 509         TnyIterator *iter;
 510         gint index = 0;
 511
 512         g_return_val_if_fail (TNY_IS_LIST(list), -1);
 513         g_return_val_if_fail (G_IS_OBJECT(object), -1);
 514
 515         iter = tny_list_create_iterator (list);
 516         while (!tny_iterator_is_done (iter)) {
 517                 GObject *current = tny_iterator_get_current (iter);
 518
 519                 g_object_unref (current);
 520                 if (current == object)
 521                         break;
 522
 523                 tny_iterator_next (iter);
 524                 index++;
 525         }
 526
 527         if (tny_iterator_is_done (iter))
 528                 index = -1;
 529         g_object_unref (iter);
 530         return index;
 531 }
 532
 533 guint64
 534 modest_utils_get_available_space (const gchar *maildir_path)
 535 {
 536         gchar *folder;
 537         gchar *uri_string;
 538         GnomeVFSURI *uri;
 539         GnomeVFSFileSize size;
 540
 541         folder = modest_local_folder_info_get_maildir_path (maildir_path);
 542         uri_string = gnome_vfs_get_uri_from_local_path (folder);
 543         uri = gnome_vfs_uri_new (uri_string);
 544         g_free (folder);
 545         g_free (uri_string);
 546
 547         if (uri) {
 548                 if (gnome_vfs_get_volume_free_space (uri, &size) != GNOME_VFS_OK)
 549                         size = 0;
 550                 gnome_vfs_uri_unref (uri);
 551         } else {
 552                 size = 0;
 553         }
 554
 555         return (guint64) size;
 556 }
 557 static void
 558 on_destroy_dialog (GtkDialog *dialog)
 559 {
 560         gtk_widget_destroy (GTK_WIDGET(dialog));
 561         if (gtk_events_pending ())
 562                 gtk_main_iteration ();
 563 }
 564
 565 static guint
 566 checked_modest_sort_criterium_view_add_sort_key (ModestSortCriteriumView *view, const gchar* key, guint max)
 567 {
 568         gint sort_key;
 569
 570         g_return_val_if_fail (view && MODEST_IS_SORT_CRITERIUM_VIEW(view), 0);
 571         g_return_val_if_fail (key, 0);
 572
 573         sort_key = modest_sort_criterium_view_add_sort_key (view, key);
 574         if (sort_key < 0 || sort_key >= max) {
 575                 g_warning ("%s: out of range (%d) for %s", __FUNCTION__, sort_key, key);
 576                 return 0;
 577         } else
 578                 return (guint)sort_key;
 579 }
 580
 581 static void
 582 launch_sort_headers_dialog (GtkWindow *parent_window,
 583                             GtkDialog *dialog)
 584 {
 585         ModestHeaderView *header_view = NULL;
 586         GList *cols = NULL;
 587         GtkSortType sort_type;
 588         gint sort_key;
 589         gint default_key = 0;
 590         gint result;
 591         gboolean outgoing = FALSE;
 592         gint current_sort_colid = -1;
 593         GtkSortType current_sort_type;
 594         gint attachments_sort_id;
 595         gint priority_sort_id;
 596         GtkTreeSortable *sortable;
 597
 598         /* Get header window */
 599         if (MODEST_IS_MAIN_WINDOW (parent_window)) {
 600                 header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(parent_window),
 601                                                                                       MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 602 #ifdef MODEST_TOOLKIT_HILDON2
 603         } else if (MODEST_IS_HEADER_WINDOW (parent_window)) {
 604                 header_view = MODEST_HEADER_VIEW (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (parent_window)));
 605 #endif
 606
 607         }
 608         if (!header_view)
 609                 return;
 610
 611         /* Add sorting keys */
 612         cols = modest_header_view_get_columns (header_view);
 613         if (cols == NULL)
 614                 return;
 615 #define SORT_ID_NUM 6
 616         int sort_model_ids[SORT_ID_NUM];
 617         int sort_ids[SORT_ID_NUM];
 618
 619         outgoing = (GPOINTER_TO_INT (g_object_get_data(G_OBJECT(cols->data), MODEST_HEADER_VIEW_COLUMN))==
 620                     MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_OUT);
 621
 622         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_sender_recipient"),
 623                                                                     SORT_ID_NUM);
 624         if (outgoing) {
 625                 sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_TO_COLUMN;
 626                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_OUT;
 627         } else {
 628                 sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_FROM_COLUMN;
 629                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_IN;
 630         }
 631
 632         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_date"),
 633                                                             SORT_ID_NUM);
 634         if (outgoing) {
 635                 sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN;
 636                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_SENT_DATE;
 637         } else {
 638                 sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN;
 639                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_RECEIVED_DATE;
 640         }
 641         default_key = sort_key;
 642
 643         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_subject"),
 644                                                                     SORT_ID_NUM);
 645         sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_SUBJECT_COLUMN;
 646         if (outgoing)
 647                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_OUT;
 648         else
 649                 sort_ids[sort_key] = MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_IN;
 650
 651         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_attachment"),
 652                                                                     SORT_ID_NUM);
 653         sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN;
 654         sort_ids[sort_key] = TNY_HEADER_FLAG_ATTACHMENTS;
 655         attachments_sort_id = sort_key;
 656
 657         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_size"),
 658                                                                     SORT_ID_NUM);
 659         sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_MESSAGE_SIZE_COLUMN;
 660         sort_ids[sort_key] = 0;
 661
 662         sort_key = checked_modest_sort_criterium_view_add_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), _("mcen_li_sort_priority"),
 663                                                                     SORT_ID_NUM);
 664         sort_model_ids[sort_key] = TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN;
 665         sort_ids[sort_key] = TNY_HEADER_FLAG_PRIORITY_MASK;
 666         priority_sort_id = sort_key;
 667
 668         sortable = GTK_TREE_SORTABLE (gtk_tree_model_filter_get_model
 669                                       (GTK_TREE_MODEL_FILTER (gtk_tree_view_get_model (GTK_TREE_VIEW (header_view)))));
 670         /* Launch dialogs */
 671         if (!gtk_tree_sortable_get_sort_column_id (sortable,
 672                                                    &current_sort_colid, &current_sort_type)) {
 673                 modest_sort_criterium_view_set_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), default_key);
 674                 modest_sort_criterium_view_set_sort_order (MODEST_SORT_CRITERIUM_VIEW (dialog), GTK_SORT_DESCENDING);
 675         } else {
 676                 modest_sort_criterium_view_set_sort_order (MODEST_SORT_CRITERIUM_VIEW (dialog), current_sort_type);
 677                 if (current_sort_colid == TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN) {
 678                         gpointer flags_sort_type_pointer;
 679                         flags_sort_type_pointer = g_object_get_data (G_OBJECT (cols->data), MODEST_HEADER_VIEW_FLAG_SORT);
 680                         if (GPOINTER_TO_INT (flags_sort_type_pointer) == TNY_HEADER_FLAG_PRIORITY_MASK)
 681                                 modest_sort_criterium_view_set_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), priority_sort_id);
 682                         else
 683                                 modest_sort_criterium_view_set_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), attachments_sort_id);
 684                 } else {
 685                         gint current_sort_keyid = 0;
 686                         while (current_sort_keyid < SORT_ID_NUM) {
 687                                 if (sort_model_ids[current_sort_keyid] == current_sort_colid)
 688                                         break;
 689                                 else
 690                                         current_sort_keyid++;
 691                         }
 692                         modest_sort_criterium_view_set_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog), current_sort_keyid);
 693                 }
 694         }
 695
 696         result = gtk_dialog_run (GTK_DIALOG (dialog));
 697         if (result == GTK_RESPONSE_OK) {
 698                 sort_key = modest_sort_criterium_view_get_sort_key (MODEST_SORT_CRITERIUM_VIEW (dialog));
 699                 if (sort_key < 0 || sort_key > SORT_ID_NUM -1) {
 700                         g_warning ("%s: out of range (%d)", __FUNCTION__, sort_key);
 701                         sort_key = 0;
 702                 }
 703
 704                 sort_type = modest_sort_criterium_view_get_sort_order (MODEST_SORT_CRITERIUM_VIEW (dialog));
 705                 if (sort_model_ids[sort_key] == TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN) {
 706                         g_object_set_data (G_OBJECT(cols->data), MODEST_HEADER_VIEW_FLAG_SORT,
 707                                            GINT_TO_POINTER (sort_ids[sort_key]));
 708                         /* This is a hack to make it resort rows always when flag fields are
 709                          * selected. If we do not do this, changing sort field from priority to
 710                          * attachments does not work */
 711                         modest_header_view_sort_by_column_id (header_view, 0, sort_type);
 712                 } else {
 713                         gtk_tree_view_column_set_sort_column_id (GTK_TREE_VIEW_COLUMN (cols->data),
 714                                                                  sort_model_ids[sort_key]);
 715                 }
 716
 717                 modest_header_view_sort_by_column_id (header_view, sort_model_ids[sort_key], sort_type);
 718                 gtk_tree_sortable_sort_column_changed (sortable);
 719         }
 720
 721         modest_widget_memory_save (modest_runtime_get_conf (),
 722                                    G_OBJECT (header_view), MODEST_CONF_HEADER_VIEW_KEY);
 723
 724         /* free */
 725         g_list_free(cols);
 726 }
 727
 728 void
 729 modest_utils_run_sort_dialog (GtkWindow *parent_window,
 730                                  ModestSortDialogType type)
 731 {
 732         GtkWidget *dialog = NULL;
 733
 734         /* Build dialog */
 735         dialog = modest_platform_create_sort_dialog (parent_window);
 736         if (dialog == NULL)
 737                 return;
 738         modest_window_mgr_set_modal (modest_runtime_get_window_mgr (),
 739                                      GTK_WINDOW (dialog), parent_window);
 740
 741         /* Fill sort keys */
 742         switch (type) {
 743         case MODEST_SORT_HEADERS:
 744                 launch_sort_headers_dialog (parent_window,
 745                                             GTK_DIALOG(dialog));
 746                 break;
 747         }
 748
 749         /* Free */
 750         on_destroy_dialog (GTK_DIALOG(dialog));
 751 }
 752
 753
 754 gchar *
 755 modest_images_cache_get_id (const gchar *account, const gchar *uri)
 756 {
 757         GnomeVFSURI *vfs_uri;
 758         gchar *result;
 759
 760         vfs_uri = gnome_vfs_uri_new (uri);
 761         if (vfs_uri == NULL)
 762                 return NULL;
 763
 764         result = g_strdup_printf ("%s__%x", account, gnome_vfs_uri_hash (vfs_uri));
 765         gnome_vfs_uri_unref (vfs_uri);
 766
 767         return result;
 768 }
 769
 770 gchar *
 771 modest_utils_get_account_name_from_recipient (const gchar *from_header)
 772 {
 773         gchar *account_name = NULL;
 774         ModestAccountMgr *mgr = NULL;
 775         GSList *accounts = NULL, *node = NULL;
 776
 777         g_return_val_if_fail (from_header, NULL);
 778
 779         mgr = modest_runtime_get_account_mgr ();
 780         accounts = modest_account_mgr_account_names (mgr, TRUE);
 781
 782         for (node = accounts; node != NULL; node = g_slist_next (node)) {
 783                 gchar *from =
 784                         modest_account_mgr_get_from_string (mgr, node->data);
 785
 786                 if (from) {
 787                         gchar *from_email =
 788                                 modest_text_utils_get_email_address (from);
 789                         gchar *from_header_email =
 790                                 modest_text_utils_get_email_address (from_header);
 791
 792                         if (from_email && from_header_email) {
 793                                 if (!modest_text_utils_utf8_strcmp (from_header_email, from_email, TRUE)) {
 794                                         account_name = g_strdup (node->data);
 795                                         g_free (from);
 796                                         g_free (from_email);
 797                                         break;
 798                                 }
 799                         }
 800                         g_free (from_email);
 801                         g_free (from_header_email);
 802                         g_free (from);
 803                 }
 804         }
 805         g_slist_foreach (accounts, (GFunc) g_free, NULL);
 806         g_slist_free (accounts);
 807
 808         return account_name;
 809 }
 810
 811 void
 812 modest_utils_on_entry_invalid_character (ModestValidatingEntry *self,
 813                                          const gchar* character,
 814                                          gpointer user_data)
 815 {
 816         gchar *message = NULL;
 817         const gchar *show_char = NULL;
 818
 819         if (character)
 820                 show_char = character;
 821         else {
 822                 show_char = "' '";
 823         }
 824
 825         message = g_strdup_printf (_CS("ckdg_ib_illegal_characters_entered"), show_char);
 826         modest_platform_information_banner (GTK_WIDGET (self), NULL, message);
 827         g_free (message);
 828 }