src/prefs_filtering.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto and the Sylpheed-Claws team
   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
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <gtk/gtkoptionmenu.h>
  30 #include <gdk/gdkkeysyms.h>
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <errno.h>
  35
  36 #include "main.h"
  37 #include "prefs_gtk.h"
  38 #include "prefs_matcher.h"
  39 #include "prefs_filtering.h"
  40 #include "prefs_common.h"
  41 #include "mainwindow.h"
  42 #include "foldersel.h"
  43 #include "manage_window.h"
  44 #include "inc.h"
  45 #include "utils.h"
  46 #include "gtkutils.h"
  47 #include "alertpanel.h"
  48 #include "folder.h"
  49 #include "filtering.h"
  50 #include "addr_compl.h"
  51 #include "colorlabel.h"
  52
  53 #include "matcher_parser.h"
  54 #include "matcher.h"
  55 #include "prefs_filtering_action.h"
  56
  57 enum {
  58         PREFS_FILTERING_RULE,
  59         PREFS_FILTERING_PROP,
  60         N_PREFS_FILTERING_COLUMNS
  61 };
  62
  63 static struct Filtering {
  64         GtkWidget *window;
  65
  66         GtkWidget *ok_btn;
  67         GtkWidget *cond_entry;
  68         GtkWidget *action_entry;
  69
  70         GtkWidget *cond_list_view;
  71 } filtering;
  72
  73 static GSList ** p_processing_list = NULL;
  74
  75 /* widget creating functions */
  76 static void prefs_filtering_create              (void);
  77
  78 static void prefs_filtering_set_dialog  (const gchar *header,
  79                                          const gchar *key);
  80 static void prefs_filtering_set_list    (void);
  81
  82 /* callback functions */
  83 static void prefs_filtering_register_cb (void);
  84 static void prefs_filtering_substitute_cb       (void);
  85 static void prefs_filtering_delete_cb   (void);
  86 static void prefs_filtering_top         (void);
  87 static void prefs_filtering_up          (void);
  88 static void prefs_filtering_down        (void);
  89 static void prefs_filtering_bottom      (void);
  90 static gint prefs_filtering_deleted     (GtkWidget      *widget,
  91                                          GdkEventAny    *event,
  92                                          gpointer        data);
  93 static gboolean prefs_filtering_key_pressed(GtkWidget   *widget,
  94                                          GdkEventKey    *event,
  95                                          gpointer        data);
  96 static void prefs_filtering_cancel      (void);
  97 static void prefs_filtering_ok          (void);
  98
  99 static void prefs_filtering_condition_define    (void);
 100 static void prefs_filtering_action_define(void);
 101 static gint prefs_filtering_list_view_set_row   (gint row, FilteringProp * prop);
 102
 103 static void prefs_filtering_reset_dialog        (void);
 104 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data);
 105 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data);
 106
 107 static void delete_path(GSList ** p_filters, const gchar * path);
 108
 109
 110 static GtkListStore* prefs_filtering_create_data_store  (void);
 111 static gint prefs_filtering_list_view_insert_rule       (GtkListStore *list_store,
 112                                                          gint row,
 113                                                          const gchar *rule,
 114                                                          gboolean prop);
 115 static gchar *prefs_filtering_list_view_get_rule        (GtkWidget *list,
 116                                                          gint row);
 117
 118 static GtkWidget *prefs_filtering_list_view_create      (void);
 119 static void prefs_filtering_create_list_view_columns    (GtkWidget *list_view);
 120 static gint prefs_filtering_get_selected_row            (GtkWidget *list_view);
 121 static gboolean prefs_filtering_list_view_select_row    (GtkWidget *list, gint row);
 122
 123 static gboolean prefs_filtering_selected                (GtkTreeSelection *selector,
 124                                                          GtkTreeModel *model,
 125                                                          GtkTreePath *path,
 126                                                          gboolean currently_selected,
 127                                                          gpointer data);
 128
 129 void prefs_filtering_open(GSList ** p_processing,
 130                           const gchar * title,
 131                           const gchar *header,
 132                           const gchar *key)
 133 {
 134         if (prefs_rc_is_readonly(FILTERING_RC))
 135                 return;
 136
 137         inc_lock();
 138
 139         if (!filtering.window) {
 140                 prefs_filtering_create();
 141         }
 142
 143         manage_window_set_transient(GTK_WINDOW(filtering.window));
 144         gtk_widget_grab_focus(filtering.ok_btn);
 145
 146         if (title != NULL)
 147                 gtk_window_set_title(GTK_WINDOW(filtering.window), title);
 148         else
 149                 gtk_window_set_title (GTK_WINDOW(filtering.window),
 150                                       _("Filtering/Processing configuration"));
 151
 152         p_processing_list = p_processing;
 153
 154         prefs_filtering_set_dialog(header, key);
 155
 156         gtk_widget_show(filtering.window);
 157
 158         start_address_completion();
 159 }
 160
 161 static void prefs_filtering_size_allocate_cb(GtkWidget *widget,
 162                                          GtkAllocation *allocation)
 163 {
 164         g_return_if_fail(allocation != NULL);
 165
 166         prefs_common.filteringwin_width = allocation->width;
 167         prefs_common.filteringwin_height = allocation->height;
 168 }
 169
 170 /* prefs_filtering_close() - just to have one common exit point */
 171 static void prefs_filtering_close(void)
 172 {
 173         end_address_completion();
 174
 175         gtk_widget_hide(filtering.window);
 176         inc_unlock();
 177 }
 178
 179 static void prefs_filtering_create(void)
 180 {
 181         GtkWidget *window;
 182         GtkWidget *vbox;
 183         GtkWidget *ok_btn;
 184         GtkWidget *cancel_btn;
 185         GtkWidget *confirm_area;
 186
 187         GtkWidget *vbox1;
 188         GtkWidget *hbox1;
 189         GtkWidget *reg_hbox;
 190         GtkWidget *arrow;
 191         GtkWidget *btn_hbox;
 192
 193         GtkWidget *cond_label;
 194         GtkWidget *cond_entry;
 195         GtkWidget *cond_btn;
 196         GtkWidget *action_label;
 197         GtkWidget *action_entry;
 198         GtkWidget *action_btn;
 199
 200         GtkWidget *reg_btn;
 201         GtkWidget *subst_btn;
 202         GtkWidget *del_btn;
 203
 204         GtkWidget *cond_hbox;
 205         GtkWidget *cond_scrolledwin;
 206         GtkWidget *cond_list_view;
 207
 208         GtkWidget *btn_vbox;
 209         GtkWidget *spc_vbox;
 210         GtkWidget *top_btn;
 211         GtkWidget *up_btn;
 212         GtkWidget *down_btn;
 213         GtkWidget *bottom_btn;
 214         static GdkGeometry geometry;
 215
 216         debug_print("Creating filtering configuration window...\n");
 217
 218         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 219         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 220         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 221         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 222         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 223
 224         vbox = gtk_vbox_new (FALSE, 6);
 225         gtk_widget_show (vbox);
 226         gtk_container_add (GTK_CONTAINER (window), vbox);
 227
 228         gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
 229                                       &cancel_btn, GTK_STOCK_CANCEL, NULL, NULL);
 230         gtk_widget_show (confirm_area);
 231         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 232         gtk_widget_grab_default (ok_btn);
 233
 234         gtk_window_set_title (GTK_WINDOW(window),
 235                                     _("Filtering/Processing configuration"));
 236
 237         g_signal_connect(G_OBJECT(window), "delete_event",
 238                          G_CALLBACK(prefs_filtering_deleted), NULL);
 239         g_signal_connect(G_OBJECT(window), "size_allocate",
 240                          G_CALLBACK(prefs_filtering_size_allocate_cb), NULL);
 241         g_signal_connect(G_OBJECT(window), "key_press_event",
 242                          G_CALLBACK(prefs_filtering_key_pressed), NULL);
 243         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 244         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 245                          G_CALLBACK(prefs_filtering_ok), NULL);
 246         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 247                          G_CALLBACK(prefs_filtering_cancel), NULL);
 248
 249         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 250         gtk_widget_show (vbox1);
 251         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 252         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 253
 254         cond_label = gtk_label_new (_("Condition"));
 255         gtk_widget_show (cond_label);
 256         gtk_misc_set_alignment (GTK_MISC (cond_label), 0, 0.5);
 257         gtk_box_pack_start (GTK_BOX (vbox1), cond_label, FALSE, FALSE, 0);
 258
 259         hbox1 = gtk_hbox_new (FALSE, VSPACING);
 260         gtk_widget_show (hbox1);
 261         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, FALSE, FALSE, 0);
 262         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 263
 264         cond_entry = gtk_entry_new ();
 265         gtk_widget_show (cond_entry);
 266         gtk_box_pack_start (GTK_BOX (hbox1), cond_entry, TRUE, TRUE, 0);
 267
 268         cond_btn = gtk_button_new_with_label (_("Define ..."));
 269         gtk_widget_show (cond_btn);
 270         gtk_box_pack_start (GTK_BOX (hbox1), cond_btn, FALSE, FALSE, 0);
 271         g_signal_connect(G_OBJECT (cond_btn), "clicked",
 272                          G_CALLBACK(prefs_filtering_condition_define),
 273                          NULL);
 274
 275         action_label = gtk_label_new (_("Action"));
 276         gtk_widget_show (action_label);
 277         gtk_misc_set_alignment (GTK_MISC (action_label), 0, 0.5);
 278         gtk_box_pack_start (GTK_BOX (vbox1), action_label, FALSE, FALSE, 0);
 279
 280         hbox1 = gtk_hbox_new (FALSE, VSPACING);
 281         gtk_widget_show (hbox1);
 282         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, FALSE, FALSE, 0);
 283         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 284
 285         action_entry = gtk_entry_new ();
 286         gtk_widget_show (action_entry);
 287         gtk_box_pack_start (GTK_BOX (hbox1), action_entry, TRUE, TRUE, 0);
 288
 289         action_btn = gtk_button_new_with_label (_("Define ..."));
 290         gtk_widget_show (action_btn);
 291         gtk_box_pack_start (GTK_BOX (hbox1), action_btn, FALSE, FALSE, 0);
 292         g_signal_connect(G_OBJECT (action_btn), "clicked",
 293                          G_CALLBACK(prefs_filtering_action_define),
 294                          NULL);
 295
 296         /* register / substitute / delete */
 297
 298         reg_hbox = gtk_hbox_new (FALSE, 4);
 299         gtk_widget_show (reg_hbox);
 300         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 301
 302         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 303         gtk_widget_show (arrow);
 304         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 305         gtk_widget_set_size_request (arrow, -1, 16);
 306
 307         btn_hbox = gtk_hbox_new (TRUE, 4);
 308         gtk_widget_show (btn_hbox);
 309         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 310
 311         reg_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 312         gtk_widget_show (reg_btn);
 313         gtk_box_pack_start (GTK_BOX (btn_hbox), reg_btn, FALSE, TRUE, 0);
 314         g_signal_connect(G_OBJECT (reg_btn), "clicked",
 315                          G_CALLBACK(prefs_filtering_register_cb), NULL);
 316
 317         subst_btn = gtk_button_new_with_label (_("  Replace  "));
 318         gtk_widget_show (subst_btn);
 319         gtk_box_pack_start (GTK_BOX (btn_hbox), subst_btn, FALSE, TRUE, 0);
 320         g_signal_connect(G_OBJECT (subst_btn), "clicked",
 321                          G_CALLBACK(prefs_filtering_substitute_cb),
 322                          NULL);
 323
 324         del_btn = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
 325         gtk_widget_show (del_btn);
 326         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 327         g_signal_connect(G_OBJECT (del_btn), "clicked",
 328                         G_CALLBACK(prefs_filtering_delete_cb), NULL);
 329
 330         cond_hbox = gtk_hbox_new (FALSE, 8);
 331         gtk_widget_show (cond_hbox);
 332         gtk_box_pack_start (GTK_BOX (vbox1), cond_hbox, TRUE, TRUE, 0);
 333
 334         cond_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 335         gtk_widget_show (cond_scrolledwin);
 336         gtk_widget_set_size_request (cond_scrolledwin, -1, 150);
 337         gtk_box_pack_start (GTK_BOX (cond_hbox), cond_scrolledwin,
 338                             TRUE, TRUE, 0);
 339         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (cond_scrolledwin),
 340                                         GTK_POLICY_AUTOMATIC,
 341                                         GTK_POLICY_AUTOMATIC);
 342
 343         cond_list_view = prefs_filtering_list_view_create();
 344         gtk_widget_show (cond_list_view);
 345         gtk_container_add (GTK_CONTAINER (cond_scrolledwin), cond_list_view);
 346
 347         btn_vbox = gtk_vbox_new (FALSE, 8);
 348         gtk_widget_show (btn_vbox);
 349         gtk_box_pack_start (GTK_BOX (cond_hbox), btn_vbox, FALSE, FALSE, 0);
 350
 351         top_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_TOP);
 352         gtk_widget_show (top_btn);
 353         gtk_box_pack_start (GTK_BOX (btn_vbox), top_btn, FALSE, FALSE, 0);
 354         g_signal_connect(G_OBJECT (top_btn), "clicked",
 355                          G_CALLBACK(prefs_filtering_top), NULL);
 356
 357         PACK_VSPACER (btn_vbox, spc_vbox, VSPACING_NARROW_2);
 358
 359         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 360         gtk_widget_show (up_btn);
 361         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 362         g_signal_connect(G_OBJECT (up_btn), "clicked",
 363                          G_CALLBACK(prefs_filtering_up), NULL);
 364
 365         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 366         gtk_widget_show (down_btn);
 367         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 368         g_signal_connect(G_OBJECT (down_btn), "clicked",
 369                          G_CALLBACK(prefs_filtering_down), NULL);
 370
 371         PACK_VSPACER (btn_vbox, spc_vbox, VSPACING_NARROW_2);
 372
 373         bottom_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_BOTTOM);
 374         gtk_widget_show (bottom_btn);
 375         gtk_box_pack_start (GTK_BOX (btn_vbox), bottom_btn, FALSE, FALSE, 0);
 376         g_signal_connect(G_OBJECT (bottom_btn), "clicked",
 377                          G_CALLBACK(prefs_filtering_bottom), NULL);
 378
 379         if (!geometry.min_height) {
 380                 geometry.min_width = 500;
 381                 geometry.min_height = 400;
 382         }
 383
 384         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 385                                       GDK_HINT_MIN_SIZE);
 386         gtk_widget_set_size_request(window, prefs_common.filteringwin_width,
 387                                     prefs_common.filteringwin_height);
 388
 389         gtk_widget_show_all(window);
 390
 391         filtering.window    = window;
 392         filtering.ok_btn = ok_btn;
 393
 394         filtering.cond_entry     = cond_entry;
 395         filtering.action_entry   = action_entry;
 396         filtering.cond_list_view = cond_list_view;
 397 }
 398
 399 static void rename_path(GSList * filters,
 400                         const gchar * old_path, const gchar * new_path);
 401
 402 void prefs_filtering_rename_path(const gchar *old_path, const gchar *new_path)
 403 {
 404         GList * cur;
 405         const gchar *paths[2] = {NULL, NULL};
 406         paths[0] = old_path;
 407         paths[1] = new_path;
 408         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 409                 Folder *folder;
 410                 folder = (Folder *) cur->data;
 411                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 412                                 prefs_filtering_rename_path_func, paths);
 413         }
 414
 415         rename_path(pre_global_processing, old_path, new_path);
 416         rename_path(post_global_processing, old_path, new_path);
 417         rename_path(filtering_rules, old_path, new_path);
 418
 419         prefs_matcher_write_config();
 420 }
 421
 422 static void rename_path(GSList * filters,
 423                         const gchar * old_path, const gchar * new_path)
 424 {
 425         gchar *base;
 426         gchar *prefix;
 427         gchar *suffix;
 428         gchar *dest_path;
 429         gchar *old_path_with_sep;
 430         gint destlen;
 431         gint prefixlen;
 432         gint oldpathlen;
 433         GSList * action_cur;
 434         GSList * cur;
 435
 436         oldpathlen = strlen(old_path);
 437         old_path_with_sep = g_strconcat(old_path,G_DIR_SEPARATOR_S,NULL);
 438
 439         for (cur = filters; cur != NULL; cur = cur->next) {
 440                 FilteringProp   *filtering = (FilteringProp *)cur->data;
 441
 442                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 443                     action_cur = action_cur->next) {
 444
 445                         FilteringAction *action = action_cur->data;
 446
 447                         if (!action->destination) continue;
 448
 449                         destlen = strlen(action->destination);
 450
 451                         if (destlen > oldpathlen) {
 452                                 prefixlen = destlen - oldpathlen;
 453                                 suffix = action->destination + prefixlen;
 454
 455                                 if (!strncmp(old_path, suffix, oldpathlen)) {
 456                                         prefix = g_malloc0(prefixlen + 1);
 457                                         strncpy2(prefix, action->destination, prefixlen);
 458
 459                                         base = suffix + oldpathlen;
 460                                         while (*base == G_DIR_SEPARATOR) base++;
 461                                         if (*base == '\0')
 462                                                 dest_path = g_strconcat(prefix,
 463                                                     G_DIR_SEPARATOR_S,
 464                                                     new_path, NULL);
 465                                         else
 466                                                 dest_path = g_strconcat(prefix,
 467                                                     G_DIR_SEPARATOR_S,
 468                                                     new_path,
 469                                                     G_DIR_SEPARATOR_S,
 470                                                     base, NULL);
 471
 472                                         g_free(prefix);
 473                                         g_free(action->destination);
 474                                         action->destination = dest_path;
 475                                 } else { /* for non-leaf folders */
 476                                         /* compare with trailing slash */
 477                                         if (!strncmp(old_path_with_sep, action->destination, oldpathlen+1)) {
 478
 479                                                 suffix = action->destination + oldpathlen + 1;
 480                                                 dest_path = g_strconcat(new_path,
 481                                                     G_DIR_SEPARATOR_S,
 482                                                     suffix, NULL);
 483                                                 g_free(action->destination);
 484                                                 action->destination = dest_path;
 485                                         }
 486                                 }
 487                         } else {
 488                                 /* folder-moving a leaf */
 489                                 if (!strcmp(old_path, action->destination)) {
 490                                         dest_path = g_strdup(new_path);
 491                                         g_free(action->destination);
 492                                         action->destination = dest_path;
 493                                 }
 494                         }
 495                 }
 496         }
 497 }
 498
 499 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data)
 500 {
 501         GSList *filters;
 502         const gchar * old_path;
 503         const gchar * new_path;
 504         const gchar ** paths;
 505         FolderItem *item;
 506
 507         paths = data;
 508         old_path = paths[0];
 509         new_path = paths[1];
 510
 511         g_return_val_if_fail(old_path != NULL, FALSE);
 512         g_return_val_if_fail(new_path != NULL, FALSE);
 513         g_return_val_if_fail(node != NULL, FALSE);
 514
 515         item = node->data;
 516         if (!item || !item->prefs)
 517                 return FALSE;
 518         filters = item->prefs->processing;
 519
 520         rename_path(filters, old_path, new_path);
 521
 522         return FALSE;
 523 }
 524
 525 void prefs_filtering_delete_path(const gchar *path)
 526 {
 527         GList * cur;
 528         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 529                 Folder *folder;
 530                 folder = (Folder *) cur->data;
 531                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 532                                 prefs_filtering_delete_path_func, (gchar *)path);
 533         }
 534         delete_path(&pre_global_processing, path);
 535         delete_path(&post_global_processing, path);
 536         delete_path(&filtering_rules, path);
 537
 538         prefs_matcher_write_config();
 539 }
 540
 541 static void delete_path(GSList ** p_filters, const gchar * path)
 542 {
 543         GSList * filters;
 544         GSList * duplist;
 545         gchar *suffix;
 546         gint destlen;
 547         gint prefixlen;
 548         gint pathlen;
 549         GSList * action_cur;
 550         GSList * cur;
 551
 552         filters = *p_filters;
 553         pathlen = strlen(path);
 554         duplist = g_slist_copy(filters);
 555         for (cur = duplist ; cur != NULL; cur = g_slist_next(cur)) {
 556                 FilteringProp *filtering = (FilteringProp *) cur->data;
 557
 558                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 559                     action_cur = action_cur->next) {
 560
 561                         FilteringAction *action;
 562
 563                         action = action_cur->data;
 564
 565                         if (!action->destination) continue;
 566
 567                         destlen = strlen(action->destination);
 568
 569                         if (destlen > pathlen) {
 570                                 prefixlen = destlen - pathlen;
 571                                 suffix = action->destination + prefixlen;
 572
 573                                 if (suffix && !strncmp(path, suffix, pathlen)) {
 574                                         filteringprop_free(filtering);
 575                                         filters = g_slist_remove(filters, filtering);
 576                                 }
 577                         } else if (strcmp(action->destination, path) == 0) {
 578                                 filteringprop_free(filtering);
 579                                 filters = g_slist_remove(filters, filtering);
 580                         }
 581                 }
 582         }
 583         g_slist_free(duplist);
 584
 585         * p_filters = filters;
 586 }
 587
 588 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data)
 589 {
 590         const gchar *path = data;
 591         FolderItem *item;
 592         GSList ** p_filters;
 593
 594         g_return_val_if_fail(path != NULL, FALSE);
 595         g_return_val_if_fail(node != NULL, FALSE);
 596
 597         item = node->data;
 598         if (!item || !item->prefs)
 599                 return FALSE;
 600         p_filters = &item->prefs->processing;
 601
 602         delete_path(p_filters, path);
 603
 604         return FALSE;
 605 }
 606
 607 static void prefs_filtering_set_dialog(const gchar *header, const gchar *key)
 608 {
 609         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 610         GSList *cur;
 611         GSList * prefs_filtering;
 612         gchar *cond_str;
 613         GtkListStore *list_store;
 614
 615         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 616         gtk_list_store_clear(list_store);
 617
 618         /* add the place holder (New) at row 0 */
 619         prefs_filtering_list_view_insert_rule(list_store, -1,
 620                                               _("(New)"),
 621                                               FALSE);
 622
 623         prefs_filtering = *p_processing_list;
 624
 625         for(cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur)) {
 626                 FilteringProp * prop = (FilteringProp *) cur->data;
 627
 628                 cond_str = filteringprop_to_string(prop);
 629                 subst_char(cond_str, '\t', ':');
 630
 631                 prefs_filtering_list_view_insert_rule(list_store, -1,
 632                                                       cond_str, TRUE);
 633
 634                 g_free(cond_str);
 635         }
 636
 637         prefs_filtering_reset_dialog();
 638
 639         if (header && key) {
 640                 gchar * quoted_key;
 641                 gchar *match_str;
 642
 643                 quoted_key = matcher_quote_str(key);
 644
 645                 match_str = g_strconcat(header, " ", get_matchparser_tab_str(MATCHTYPE_MATCHCASE),
 646                                         " \"", quoted_key, "\"", NULL);
 647                 g_free(quoted_key);
 648
 649                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), match_str);
 650                 g_free(match_str);
 651         }
 652 }
 653
 654 static void prefs_filtering_reset_dialog(void)
 655 {
 656         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), "");
 657         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), "");
 658 }
 659
 660 static void prefs_filtering_set_list(void)
 661 {
 662         gint row = 1;
 663         FilteringProp *prop;
 664         GSList * cur;
 665         gchar * filtering_str;
 666         GSList * prefs_filtering;
 667
 668         prefs_filtering = *p_processing_list;
 669         for (cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur))
 670                 filteringprop_free((FilteringProp *) cur->data);
 671         g_slist_free(prefs_filtering);
 672         prefs_filtering = NULL;
 673
 674
 675         while (NULL != (filtering_str = prefs_filtering_list_view_get_rule
 676                                                 (filtering.cond_list_view, row))) {
 677                 /* FIXME: this strcmp() is bogus: "(New)" should never
 678                  * be inserted in the storage */
 679                 if (strcmp(filtering_str, _("(New)")) != 0) {
 680                         prop = matcher_parser_get_filtering(filtering_str);
 681                         g_free(filtering_str);
 682                         if (prop)
 683                                 prefs_filtering =
 684                                         g_slist_append(prefs_filtering, prop);
 685                 }
 686
 687                 row++;
 688         }
 689
 690         *p_processing_list = prefs_filtering;
 691 }
 692
 693 static gint prefs_filtering_list_view_set_row(gint row, FilteringProp * prop)
 694 {
 695         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 696         gchar *str;
 697         GtkListStore *list_store;
 698
 699         str = filteringprop_to_string(prop);
 700         if (str == NULL)
 701                 return -1;
 702
 703         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 704
 705         row = prefs_filtering_list_view_insert_rule(list_store, row, str, prop != NULL);
 706
 707         g_free(str);
 708
 709         return row;
 710 }
 711
 712 static void prefs_filtering_condition_define_done(MatcherList * matchers)
 713 {
 714         gchar * str;
 715
 716         if (matchers == NULL)
 717                 return;
 718
 719         str = matcherlist_to_string(matchers);
 720
 721         if (str != NULL) {
 722                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), str);
 723                 g_free(str);
 724         }
 725 }
 726
 727 static void prefs_filtering_condition_define(void)
 728 {
 729         gchar * cond_str;
 730         MatcherList * matchers = NULL;
 731
 732         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
 733
 734         if (*cond_str != '\0') {
 735                 matchers = matcher_parser_get_cond(cond_str);
 736                 if (matchers == NULL)
 737                         alertpanel_error(_("Condition string is not valid."));
 738         }
 739
 740         g_free(cond_str);
 741
 742         prefs_matcher_open(matchers, prefs_filtering_condition_define_done);
 743
 744         if (matchers != NULL)
 745                 matcherlist_free(matchers);
 746 }
 747
 748 static void prefs_filtering_action_define_done(GSList * action_list)
 749 {
 750         gchar * str;
 751
 752         if (action_list == NULL)
 753                 return;
 754
 755         str = filteringaction_list_to_string(action_list);
 756
 757         if (str != NULL) {
 758                 gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), str);
 759                 g_free(str);
 760         }
 761 }
 762
 763 static void prefs_filtering_action_define(void)
 764 {
 765         gchar * action_str;
 766         GSList * action_list = NULL;
 767
 768         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
 769
 770         if (*action_str != '\0') {
 771                 action_list = matcher_parser_get_action_list(action_str);
 772                 if (action_list == NULL)
 773                         alertpanel_error(_("Action string is not valid."));
 774         }
 775
 776         g_free(action_str);
 777
 778         prefs_filtering_action_open(action_list,
 779             prefs_filtering_action_define_done);
 780
 781         if (action_list != NULL) {
 782                 GSList * cur;
 783                 for(cur = action_list ; cur != NULL ; cur = cur->next) {
 784                         filteringaction_free(cur->data);
 785                 }
 786         }
 787 }
 788
 789
 790 /* register / substitute delete buttons */
 791
 792
 793 static FilteringProp * prefs_filtering_dialog_to_filtering(gboolean alert)
 794 {
 795         MatcherList * cond;
 796         gchar * cond_str = NULL;
 797         gchar * action_str = NULL;
 798         FilteringProp * prop = NULL;
 799         GSList * action_list;
 800
 801         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
 802         if (*cond_str == '\0') {
 803                 if(alert == TRUE) alertpanel_error(_("Condition string is empty."));
 804                 goto fail;
 805         }
 806
 807         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
 808         if (*action_str == '\0') {
 809                 if(alert == TRUE) alertpanel_error(_("Action string is empty."));
 810                 goto fail;
 811         }
 812
 813         cond = matcher_parser_get_cond(cond_str);
 814
 815         if (cond == NULL) {
 816                 if(alert == TRUE) alertpanel_error(_("Condition string is not valid."));
 817                 goto fail;
 818         }
 819
 820         action_list = matcher_parser_get_action_list(action_str);
 821
 822
 823         if (action_list == NULL) {
 824                 if(alert == TRUE) alertpanel_error(_("Action string is not valid."));
 825                 goto fail;
 826         }
 827
 828         prop = filteringprop_new(cond, action_list);
 829
 830 fail:
 831         g_free(cond_str);
 832         g_free(action_str);
 833         return prop;
 834 }
 835
 836 static void prefs_filtering_register_cb(void)
 837 {
 838         FilteringProp * prop;
 839
 840         prop = prefs_filtering_dialog_to_filtering(TRUE);
 841         if (prop == NULL)
 842                 return;
 843         prefs_filtering_list_view_set_row(-1, prop);
 844
 845         filteringprop_free(prop);
 846 }
 847
 848 static void prefs_filtering_substitute_cb(void)
 849 {
 850         gint selected_row = prefs_filtering_get_selected_row
 851                 (filtering.cond_list_view);
 852         FilteringProp *prop;
 853
 854         if (selected_row <= 0)
 855                 return;
 856
 857         prop = prefs_filtering_dialog_to_filtering(TRUE);
 858         if (prop == NULL)
 859                 return;
 860         prefs_filtering_list_view_set_row(selected_row, prop);
 861
 862         filteringprop_free(prop);
 863 }
 864
 865 static void prefs_filtering_delete_cb(void)
 866 {
 867         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 868         GtkTreeModel *model;
 869         GtkTreeIter iter;
 870         gint row;
 871
 872         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
 873         if (row <= 0)
 874                 return;
 875
 876         if (alertpanel(_("Delete rule"),
 877                        _("Do you really want to delete this rule?"),
 878                        _("Yes"), _("No"), NULL) == G_ALERTALTERNATE)
 879                 return;
 880
 881         model = gtk_tree_view_get_model(list_view);
 882         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
 883                 return;
 884
 885         gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
 886
 887         prefs_filtering_reset_dialog();
 888 }
 889
 890 static void prefs_filtering_top(void)
 891 {
 892         gint row;
 893         GtkTreeIter top, sel;
 894         GtkTreeModel *model;
 895
 896         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
 897         if (row <= 1)
 898                 return;
 899
 900         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
 901
 902         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, 0)
 903         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
 904                 return;
 905
 906         gtk_list_store_move_after(GTK_LIST_STORE(model), &sel, &top);
 907         prefs_filtering_list_view_select_row(filtering.cond_list_view, 1);
 908 }
 909
 910 static void prefs_filtering_up(void)
 911 {
 912         gint row;
 913         GtkTreeIter top, sel;
 914         GtkTreeModel *model;
 915
 916         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
 917         if (row <= 1)
 918                 return;
 919
 920         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
 921
 922         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row - 1)
 923         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
 924                 return;
 925
 926         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
 927         prefs_filtering_list_view_select_row(filtering.cond_list_view, row - 1);
 928 }
 929
 930 static void prefs_filtering_down(void)
 931 {
 932         gint row, n_rows;
 933         GtkTreeIter top, sel;
 934         GtkTreeModel *model;
 935
 936         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
 937         n_rows = gtk_tree_model_iter_n_children(model, NULL);
 938         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
 939         if (row < 1 || row >= n_rows - 1)
 940                 return;
 941
 942         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
 943         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row + 1))
 944                 return;
 945
 946         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
 947         prefs_filtering_list_view_select_row(filtering.cond_list_view, row + 1);
 948 }
 949
 950 static void prefs_filtering_bottom(void)
 951 {
 952         gint row, n_rows;
 953         GtkTreeIter top, sel;
 954         GtkTreeModel *model;
 955
 956         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
 957         n_rows = gtk_tree_model_iter_n_children(model, NULL);
 958         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
 959         if (row < 1 || row >= n_rows - 1)
 960                 return;
 961
 962         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
 963         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, n_rows - 1))
 964                 return;
 965
 966         gtk_list_store_move_after(GTK_LIST_STORE(model), &top, &sel);
 967         prefs_filtering_list_view_select_row(filtering.cond_list_view, n_rows - 1);
 968 }
 969
 970 static void prefs_filtering_select_set(FilteringProp *prop)
 971 {
 972         gchar *matcher_str;
 973         gchar *action_str;
 974
 975         prefs_filtering_reset_dialog();
 976
 977         matcher_str = matcherlist_to_string(prop->matchers);
 978         if (matcher_str == NULL) {
 979                 return;
 980         }
 981
 982         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), matcher_str);
 983
 984         action_str = filteringaction_list_to_string(prop->action_list);
 985         if (matcher_str == NULL) {
 986                 return;
 987         }
 988         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), action_str);
 989
 990         g_free(action_str);
 991         g_free(matcher_str);
 992 }
 993
 994 static gint prefs_filtering_deleted(GtkWidget *widget, GdkEventAny *event,
 995                                  gpointer data)
 996 {
 997         prefs_filtering_cancel();
 998         return TRUE;
 999 }
1000
1001 static gboolean prefs_filtering_key_pressed(GtkWidget *widget, GdkEventKey *event,
1002                                      gpointer data)
1003 {
1004         if (event && event->keyval == GDK_Escape) {
1005                 prefs_filtering_cancel();
1006                 return TRUE;
1007         }
1008         return FALSE;
1009 }
1010
1011 static void prefs_filtering_ok(void)
1012 {
1013         FilteringProp * prop;
1014         gchar * str;
1015         gchar * filtering_str;
1016         gint row = 1;
1017         AlertValue val;
1018
1019         prop = prefs_filtering_dialog_to_filtering(FALSE);
1020         if (prop != NULL) {
1021                 str = filteringprop_to_string(prop);
1022
1023                 while (NULL != (filtering_str = (prefs_filtering_list_view_get_rule
1024                                                         (filtering.cond_list_view,
1025                                                          row)))) {
1026                         if (strcmp(filtering_str, str) == 0)
1027                                 break;
1028                         row++;
1029                         g_free(filtering_str);
1030                 }
1031
1032                 if (!filtering_str) {
1033                         val = alertpanel(_("Entry not saved"),
1034                                  _("The entry was not saved. Close anyway?"),
1035                                  _("Yes"), _("No"), NULL);
1036                         if (G_ALERTDEFAULT != val) {
1037                                 g_free(filtering_str);
1038                                 g_free(str); /* fixed two leaks: huzzah! */
1039                                 filteringprop_free(prop);
1040                                 return;
1041                         }
1042                 }
1043
1044                 g_free(filtering_str);
1045                 g_free(str);
1046                 filteringprop_free(prop); /* fixed a leak: huzzah! */
1047         }
1048         prefs_filtering_set_list();
1049         prefs_matcher_write_config();
1050         prefs_filtering_close();
1051 }
1052
1053 static void prefs_filtering_cancel(void)
1054 {
1055         prefs_matcher_read_config();
1056         prefs_filtering_close();
1057 }
1058
1059 static GtkListStore* prefs_filtering_create_data_store(void)
1060 {
1061         return gtk_list_store_new(N_PREFS_FILTERING_COLUMNS,
1062                                   G_TYPE_STRING,
1063                                   G_TYPE_BOOLEAN,
1064                                  -1);
1065 }
1066
1067 /*!
1068  *\brief        Insert filtering rule into store. Note that we access the
1069  *              tree view / store by index, which is a bit suboptimal, but
1070  *              at least it made GTK 2 porting easier.
1071  *
1072  *\param        list_store Store to operate on
1073  *\param        row -1 to add a new rule to store, else change an existing
1074  *              row
1075  *\param        rule String representation of rule
1076  *\param        prop TRUE if valid filtering rule; if FALSE it's the first
1077  *              entry in the store ("(New)").
1078  *
1079  *\return       int Row of inserted / changed rule.
1080  */
1081 static gint prefs_filtering_list_view_insert_rule(GtkListStore *list_store,
1082                                                   gint row,
1083                                                   const gchar *rule,
1084                                                   gboolean prop)
1085 {
1086         GtkTreeIter iter;
1087
1088         /* check if valid row at all */
1089         if (row >= 0) {
1090                 if (!gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(list_store),
1091                                                    &iter, NULL, row))
1092                         row = -1;
1093         }
1094
1095         if (row < 0) {
1096                 /* append new */
1097                 gtk_list_store_append(list_store, &iter);
1098                 gtk_list_store_set(list_store, &iter,
1099                                    PREFS_FILTERING_RULE, rule,
1100                                    PREFS_FILTERING_PROP, prop,
1101                                    -1);
1102                 return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(list_store),
1103                                                       NULL) - 1;
1104         } else {
1105                 /* change existing */
1106                 gtk_list_store_set(list_store, &iter,
1107                                    PREFS_FILTERING_RULE, rule,
1108                                    -1);
1109                 return row;
1110         }
1111 }
1112
1113 /*!
1114  *\return       gchar * Rule at specified row - should be freed.
1115  */
1116 static gchar *prefs_filtering_list_view_get_rule(GtkWidget *list, gint row)
1117 {
1118         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1119         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1120         GtkTreeIter iter;
1121         gchar *result;
1122
1123         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1124                 return NULL;
1125
1126         gtk_tree_model_get(model, &iter,
1127                            PREFS_FILTERING_RULE, &result,
1128                            -1);
1129
1130         return result;
1131 }
1132
1133 /*!
1134  *\brief        Create list view for filtering
1135  */
1136 static GtkWidget *prefs_filtering_list_view_create(void)
1137 {
1138         GtkTreeView *list_view;
1139         GtkTreeSelection *selector;
1140
1141         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(GTK_TREE_MODEL
1142                 (prefs_filtering_create_data_store())));
1143
1144         gtk_tree_view_set_rules_hint(list_view, prefs_common.enable_rules_hint);
1145         gtk_tree_view_set_reorderable(list_view, TRUE);
1146
1147         selector = gtk_tree_view_get_selection(list_view);
1148         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
1149         gtk_tree_selection_set_select_function(selector, prefs_filtering_selected,
1150                                                NULL, NULL);
1151
1152         /* create the columns */
1153         prefs_filtering_create_list_view_columns(GTK_WIDGET(list_view));
1154
1155         return GTK_WIDGET(list_view);
1156 }
1157
1158 static void prefs_filtering_create_list_view_columns(GtkWidget *list_view)
1159 {
1160         GtkTreeViewColumn *column;
1161         GtkCellRenderer *renderer;
1162
1163         renderer = gtk_cell_renderer_text_new();
1164         column = gtk_tree_view_column_new_with_attributes
1165                 (_("Current filtering/processing rules"),
1166                  renderer,
1167                  "text", PREFS_FILTERING_RULE,
1168                  NULL);
1169         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1170 }
1171
1172 static gboolean gtkut_tree_iter_comp(GtkTreeModel *model,
1173                                      GtkTreeIter *iter1,
1174                                      GtkTreeIter *iter2)
1175 {
1176         GtkTreePath *path1 = gtk_tree_model_get_path(model, iter1);
1177         GtkTreePath *path2 = gtk_tree_model_get_path(model, iter2);
1178         gboolean result;
1179
1180         result = gtk_tree_path_compare(path1, path2) == 0;
1181
1182         gtk_tree_path_free(path1);
1183         gtk_tree_path_free(path2);
1184
1185         return result;
1186 }
1187
1188 /*!
1189  *\brief        Get selected row number.
1190  */
1191 static gint prefs_filtering_get_selected_row(GtkWidget *list_view)
1192 {
1193         GtkTreeView *view = GTK_TREE_VIEW(list_view);
1194         GtkTreeModel *model = gtk_tree_view_get_model(view);
1195         int n_rows = gtk_tree_model_iter_n_children(model, NULL);
1196         GtkTreeSelection *selection;
1197         GtkTreeIter iter;
1198         int row;
1199
1200         if (n_rows == 0)
1201                 return -1;
1202
1203         selection = gtk_tree_view_get_selection(view);
1204         if (!gtk_tree_selection_get_selected(selection, &model, &iter))
1205                 return -1;
1206
1207         /* get all iterators and compare them... */
1208         for (row = 0; row < n_rows; row++) {
1209                 GtkTreeIter itern;
1210
1211                 gtk_tree_model_iter_nth_child(model, &itern, NULL, row);
1212                 if (gtkut_tree_iter_comp(model, &iter, &itern))
1213                         return row;
1214         }
1215
1216         return -1;
1217 }
1218
1219 static gboolean prefs_filtering_list_view_select_row(GtkWidget *list, gint row)
1220 {
1221         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1222         GtkTreeSelection *selection = gtk_tree_view_get_selection(list_view);
1223         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1224         GtkTreeIter iter;
1225         GtkTreePath *path;
1226
1227         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1228                 return FALSE;
1229
1230         gtk_tree_selection_select_iter(selection, &iter);
1231
1232         path = gtk_tree_model_get_path(model, &iter);
1233         gtk_tree_view_set_cursor(list_view, path, NULL, FALSE);
1234         gtk_tree_path_free(path);
1235
1236         return TRUE;
1237 }
1238
1239 /*!
1240  *\brief        Triggered when a row is selected
1241  */
1242 static gboolean prefs_filtering_selected(GtkTreeSelection *selector,
1243                                          GtkTreeModel *model,
1244                                          GtkTreePath *path,
1245                                          gboolean currently_selected,
1246                                          gpointer data)
1247 {
1248         if (currently_selected)
1249                 return TRUE;
1250         else {
1251                 gboolean has_prop  = FALSE;
1252                 GtkTreeIter iter;
1253
1254                 gtk_tree_model_get_iter(model, &iter, path);
1255                 gtk_tree_model_get(model, &iter,
1256                                    PREFS_FILTERING_PROP, &has_prop,
1257                                    -1);
1258
1259                 if (has_prop) {
1260                         FilteringProp *prop;
1261                         gchar *filtering_str = NULL;
1262
1263                         gtk_tree_model_get(model, &iter,
1264                                            PREFS_FILTERING_RULE, &filtering_str,
1265                                            -1);
1266
1267                         prop = matcher_parser_get_filtering(filtering_str);
1268                         if (prop) {
1269                                 prefs_filtering_select_set(prop);
1270                                 filteringprop_free(prop);
1271                         }
1272
1273                         g_free(filtering_str);
1274                 } else
1275                         prefs_filtering_reset_dialog();
1276         }
1277
1278         return TRUE;
1279 }
1280