src/prefs_filtering.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 #include "manual.h"
  53 #include "combobox.h"
  54
  55 #include "matcher_parser.h"
  56 #include "matcher.h"
  57 #include "prefs_filtering_action.h"
  58
  59 enum {
  60         PREFS_FILTERING_ENABLED,
  61         PREFS_FILTERING_NAME,
  62         PREFS_FILTERING_ACCOUNT_ID,
  63         PREFS_FILTERING_ACCOUNT_NAME,
  64         PREFS_FILTERING_RULE,
  65         PREFS_FILTERING_PROP,
  66         N_PREFS_FILTERING_COLUMNS
  67 };
  68
  69 struct _Filtering {
  70         GtkWidget *window;
  71
  72         GtkWidget *help_btn;
  73         GtkWidget *ok_btn;
  74         GtkWidget *name_entry;
  75         GtkWidget *account_label;
  76         GtkWidget *account_combobox;
  77         GtkListStore *account_combobox_list;
  78         GtkWidget *cond_entry;
  79         GtkWidget *action_entry;
  80
  81         GtkWidget *cond_list_view;
  82
  83         GtkTreeViewColumn *account_name_column;
  84 };
  85
  86 typedef struct _Filtering Filtering;
  87
  88 static Filtering  filtering;
  89
  90 static GSList ** p_processing_list = NULL;
  91
  92 /* widget creating functions */
  93 static void prefs_filtering_create              (void);
  94
  95 static void prefs_filtering_set_dialog  (const gchar *header,
  96                                          const gchar *key);
  97 static void prefs_filtering_set_list    (void);
  98
  99 /* callback functions */
 100 static void prefs_filtering_register_cb (void);
 101 static void prefs_filtering_substitute_cb       (void);
 102 static void prefs_filtering_delete_cb   (void);
 103 static void prefs_filtering_top         (void);
 104 static void prefs_filtering_up          (void);
 105 static void prefs_filtering_down        (void);
 106 static void prefs_filtering_bottom      (void);
 107 static gint prefs_filtering_deleted     (GtkWidget      *widget,
 108                                          GdkEventAny    *event,
 109                                          gpointer        data);
 110 static gboolean prefs_filtering_key_pressed(GtkWidget   *widget,
 111                                          GdkEventKey    *event,
 112                                          gpointer        data);
 113 static void prefs_filtering_cancel      (void);
 114 static void prefs_filtering_ok          (void);
 115
 116 static void prefs_filtering_condition_define    (void);
 117 static void prefs_filtering_action_define(void);
 118 static gint prefs_filtering_list_view_set_row   (gint row, FilteringProp * prop);
 119
 120 static void prefs_filtering_reset_dialog        (void);
 121 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data);
 122 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data);
 123
 124 static void delete_path(GSList ** p_filters, const gchar * path);
 125
 126
 127 static GtkListStore* prefs_filtering_create_data_store  (void);
 128 static gint prefs_filtering_list_view_insert_rule       (GtkListStore *list_store,
 129                                                          gint row,
 130                                                          gboolean enabled,
 131                                                          const gchar *name,
 132                                                          gint account_id,
 133                                                          const gchar *account_name,
 134                                                          const gchar *rule,
 135                                                          gboolean prop);
 136 static gchar *prefs_filtering_list_view_get_rule        (GtkWidget *list,
 137                                                          gint row);
 138 static void prefs_filtering_list_view_get_rule_info     (GtkWidget *list,
 139                                                          gint row,
 140                                                          gboolean *enabled,
 141                                                          gchar **name,
 142                                                          gint *account_id);
 143
 144 static GtkWidget *prefs_filtering_list_view_create      (void);
 145 static void prefs_filtering_create_list_view_columns    (GtkWidget *list_view);
 146 static gint prefs_filtering_get_selected_row            (GtkWidget *list_view);
 147 static gboolean prefs_filtering_list_view_select_row    (GtkWidget *list, gint row);
 148
 149 static gboolean prefs_filtering_selected                (GtkTreeSelection *selector,
 150                                                          GtkTreeModel *model,
 151                                                          GtkTreePath *path,
 152                                                          gboolean currently_selected,
 153                                                          gpointer data);
 154
 155 static void prefs_filtering_account_option_menu_populate(void);
 156
 157 static gulong signal_id = 0; /* filtering.help_btn clicked signal */
 158
 159 void prefs_filtering_open(GSList ** p_processing,
 160                           const gchar *title,
 161                           const gchar *help_url_anchor,
 162                           const gchar *header,
 163                           const gchar *key,
 164                           gboolean per_account_filtering)
 165 {
 166         if (prefs_rc_is_readonly(FILTERING_RC))
 167                 return;
 168
 169         inc_lock();
 170
 171         if (!filtering.window) {
 172                 prefs_filtering_create();
 173         } else {
 174                 gtk_list_store_clear(filtering.account_combobox_list);
 175                 prefs_filtering_account_option_menu_populate();
 176         }
 177
 178         gtk_tree_view_column_set_visible(filtering.account_name_column,
 179                                                                          per_account_filtering);
 180
 181         manage_window_set_transient(GTK_WINDOW(filtering.window));
 182         gtk_widget_grab_focus(filtering.ok_btn);
 183
 184         if (title != NULL)
 185                 gtk_window_set_title(GTK_WINDOW(filtering.window), title);
 186         else
 187                 gtk_window_set_title (GTK_WINDOW(filtering.window),
 188                                       _("Filtering/Processing configuration"));
 189
 190         if (help_url_anchor != NULL) {
 191                 if (signal_id != 0) {
 192                         g_signal_handler_disconnect(
 193                                         G_OBJECT(filtering.help_btn),
 194                                         signal_id);
 195                 }
 196
 197                 signal_id = g_signal_connect(G_OBJECT(filtering.help_btn),
 198                                 "clicked",
 199                                 G_CALLBACK(manual_open_with_anchor_cb),
 200                                 (gchar*)help_url_anchor);
 201         }
 202         else {
 203                 gtk_widget_set_sensitive(filtering.help_btn, FALSE);
 204         }
 205
 206         p_processing_list = p_processing;
 207
 208         prefs_filtering_set_dialog(header, key);
 209         if (per_account_filtering) {
 210                 gtk_widget_show(filtering.account_label);
 211                 gtk_widget_show(filtering.account_combobox);
 212         } else {
 213                 gtk_widget_hide(filtering.account_label);
 214                 gtk_widget_hide(filtering.account_combobox);
 215                 combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 216         }
 217
 218         gtk_widget_show(filtering.window);
 219
 220         start_address_completion(NULL);
 221 }
 222
 223 static void prefs_filtering_size_allocate_cb(GtkWidget *widget,
 224                                          GtkAllocation *allocation)
 225 {
 226         g_return_if_fail(allocation != NULL);
 227
 228         prefs_common.filteringwin_width = allocation->width;
 229         prefs_common.filteringwin_height = allocation->height;
 230 }
 231
 232 /* prefs_filtering_close() - just to have one common exit point */
 233 static void prefs_filtering_close(void)
 234 {
 235         end_address_completion();
 236
 237         gtk_widget_hide(filtering.window);
 238         inc_unlock();
 239 }
 240
 241 static void prefs_filtering_account_option_menu_populate(void)
 242 {
 243         GList *accounts = NULL;
 244         GtkTreeIter iter;
 245
 246         accounts = account_get_list();
 247
 248         g_return_if_fail(accounts != NULL);
 249
 250         COMBOBOX_ADD(filtering.account_combobox_list, Q_("Filtering Account Menu|All"), 0);
 251         for (; accounts != NULL; accounts = accounts->next) {
 252                 PrefsAccount *ac = (PrefsAccount *)accounts->data;
 253
 254                 COMBOBOX_ADD(filtering.account_combobox_list, ac->account_name, ac->account_id);
 255         }
 256 }
 257
 258 static GtkWidget *prefs_filtering_account_option_menu(Filtering *filtering)
 259 {
 260         GtkWidget *optmenu = NULL;
 261         GtkWidget *optmenubox = NULL;
 262         GtkListStore *menu = NULL;
 263
 264         optmenubox = gtk_event_box_new();
 265         optmenu = gtkut_sc_combobox_create(optmenubox, FALSE);
 266         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(optmenu)));
 267
 268         filtering->account_combobox = optmenu;
 269         filtering->account_combobox_list = menu;
 270
 271         prefs_filtering_account_option_menu_populate();
 272
 273         return optmenubox;
 274 }
 275
 276 static void prefs_filtering_create(void)
 277 {
 278         GtkWidget *window;
 279         GtkWidget *vbox;
 280         GtkWidget *help_btn;
 281         GtkWidget *cancel_btn;
 282         GtkWidget *ok_btn;
 283         GtkWidget *confirm_area;
 284
 285         GtkWidget *vbox1;
 286         GtkWidget *reg_hbox;
 287         GtkWidget *arrow;
 288         GtkWidget *btn_hbox;
 289
 290         GtkWidget *name_label;
 291         GtkWidget *name_entry;
 292         GtkWidget *account_label;
 293         GtkWidget *account_opt_menu;
 294         GtkWidget *cond_label;
 295         GtkWidget *cond_entry;
 296         GtkWidget *cond_btn;
 297         GtkWidget *action_label;
 298         GtkWidget *action_entry;
 299         GtkWidget *action_btn;
 300
 301         GtkWidget *reg_btn;
 302         GtkWidget *subst_btn;
 303         GtkWidget *del_btn;
 304
 305         GtkWidget *cond_hbox;
 306         GtkWidget *cond_scrolledwin;
 307         GtkWidget *cond_list_view;
 308
 309         GtkWidget *btn_vbox;
 310         GtkWidget *spc_vbox;
 311         GtkWidget *top_btn;
 312         GtkWidget *up_btn;
 313         GtkWidget *down_btn;
 314         GtkWidget *bottom_btn;
 315         GtkWidget *table;
 316         static GdkGeometry geometry;
 317
 318         debug_print("Creating filtering configuration window...\n");
 319
 320         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_filtering");
 321         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 322         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 323         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 324         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 325
 326         vbox = gtk_vbox_new (FALSE, 6);
 327         gtk_widget_show (vbox);
 328         gtk_container_add (GTK_CONTAINER (window), vbox);
 329
 330         gtkut_stock_button_set_create_with_help(&confirm_area, &help_btn,
 331                         &cancel_btn, GTK_STOCK_CANCEL,
 332                         &ok_btn, GTK_STOCK_OK,
 333                         NULL, NULL);
 334         gtk_widget_show (confirm_area);
 335         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 336         gtk_widget_grab_default (ok_btn);
 337
 338         gtk_window_set_title (GTK_WINDOW(window),
 339                                     _("Filtering/Processing configuration"));
 340
 341         g_signal_connect(G_OBJECT(window), "delete_event",
 342                          G_CALLBACK(prefs_filtering_deleted), NULL);
 343         g_signal_connect(G_OBJECT(window), "size_allocate",
 344                          G_CALLBACK(prefs_filtering_size_allocate_cb), NULL);
 345         g_signal_connect(G_OBJECT(window), "key_press_event",
 346                          G_CALLBACK(prefs_filtering_key_pressed), NULL);
 347         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 348         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 349                          G_CALLBACK(prefs_filtering_ok), NULL);
 350         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 351                          G_CALLBACK(prefs_filtering_cancel), NULL);
 352
 353         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 354         gtk_widget_show (vbox1);
 355         gtk_box_pack_start (GTK_BOX (vbox), vbox1, FALSE, TRUE, 0);
 356         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 357
 358         table = gtk_table_new(4, 3, FALSE);
 359         gtk_table_set_row_spacings (GTK_TABLE (table), VSPACING_NARROW_2);
 360         gtk_table_set_col_spacings (GTK_TABLE (table), 4);
 361         gtk_widget_show(table);
 362         gtk_box_pack_start (GTK_BOX (vbox1), table, TRUE, TRUE, 0);
 363
 364         name_label = gtk_label_new (_("Name"));
 365         gtk_widget_show (name_label);
 366         gtk_misc_set_alignment (GTK_MISC (name_label), 1, 0.5);
 367         gtk_table_attach (GTK_TABLE (table), name_label, 0, 1, 0, 1,
 368                           (GtkAttachOptions) (GTK_FILL),
 369                           (GtkAttachOptions) (0), 0, 0);
 370
 371         name_entry = gtk_entry_new ();
 372         gtk_widget_show (name_entry);
 373         gtk_table_attach (GTK_TABLE (table), name_entry, 1, 2, 0, 1,
 374                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 375                           (GtkAttachOptions) (0), 0, 0);
 376
 377         account_label = gtk_label_new (_("Account"));
 378         gtk_widget_show (account_label);
 379         gtk_misc_set_alignment (GTK_MISC (account_label), 1, 0.5);
 380         gtk_table_attach (GTK_TABLE (table), account_label, 0, 1, 1, 2,
 381                           (GtkAttachOptions) (GTK_FILL),
 382                           (GtkAttachOptions) (0), 0, 0);
 383
 384         account_opt_menu = prefs_filtering_account_option_menu(&filtering);
 385         gtk_widget_show (account_opt_menu);
 386         gtk_table_attach (GTK_TABLE (table), account_opt_menu, 1, 2, 1, 2,
 387                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 388                           (GtkAttachOptions) (0), 0, 0);
 389         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 390
 391         cond_label = gtk_label_new (_("Condition"));
 392         gtk_widget_show (cond_label);
 393         gtk_misc_set_alignment (GTK_MISC (cond_label), 1, 0.5);
 394         gtk_table_attach (GTK_TABLE (table), cond_label, 0, 1, 2, 3,
 395                           (GtkAttachOptions) (GTK_FILL),
 396                           (GtkAttachOptions) (0), 0, 0);
 397
 398         cond_entry = gtk_entry_new ();
 399         gtk_widget_show (cond_entry);
 400         gtk_table_attach (GTK_TABLE (table), cond_entry, 1, 2, 2, 3,
 401                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 402                           (GtkAttachOptions) (0), 0, 0);
 403
 404         cond_btn = gtk_button_new_with_label (_(" Define... "));
 405         gtk_widget_show (cond_btn);
 406         gtk_table_attach (GTK_TABLE (table), cond_btn, 2, 3, 2, 3,
 407                           (GtkAttachOptions) (GTK_FILL),
 408                           (GtkAttachOptions) (0), 2, 2);
 409         g_signal_connect(G_OBJECT (cond_btn), "clicked",
 410                          G_CALLBACK(prefs_filtering_condition_define),
 411                          NULL);
 412
 413         action_label = gtk_label_new (_("Action"));
 414         gtk_widget_show (action_label);
 415         gtk_misc_set_alignment (GTK_MISC (action_label), 1, 0.5);
 416         gtk_table_attach (GTK_TABLE (table), action_label, 0, 1, 3, 4,
 417                           (GtkAttachOptions) (GTK_FILL),
 418                           (GtkAttachOptions) (0), 0, 0);
 419
 420         action_entry = gtk_entry_new ();
 421         gtk_widget_show (action_entry);
 422         gtk_table_attach (GTK_TABLE (table), action_entry, 1, 2, 3, 4,
 423                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 424                           (GtkAttachOptions) (0), 0, 0);
 425
 426         action_btn = gtk_button_new_with_label (_(" Define... "));
 427         gtk_widget_show (action_btn);
 428         gtk_table_attach (GTK_TABLE (table), action_btn, 2, 3, 3, 4,
 429                           (GtkAttachOptions) (GTK_FILL),
 430                           (GtkAttachOptions) (0), 2, 2);
 431         g_signal_connect(G_OBJECT (action_btn), "clicked",
 432                          G_CALLBACK(prefs_filtering_action_define),
 433                          NULL);
 434
 435         /* register / substitute / delete */
 436         reg_hbox = gtk_hbox_new (FALSE, 4);
 437         gtk_widget_show (reg_hbox);
 438         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 439
 440         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 441         gtk_widget_show (arrow);
 442         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 443         gtk_widget_set_size_request (arrow, -1, 16);
 444
 445         btn_hbox = gtk_hbox_new (TRUE, 4);
 446         gtk_widget_show (btn_hbox);
 447         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 448
 449         reg_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 450         gtk_widget_show (reg_btn);
 451         gtk_box_pack_start (GTK_BOX (btn_hbox), reg_btn, FALSE, TRUE, 0);
 452         g_signal_connect(G_OBJECT (reg_btn), "clicked",
 453                          G_CALLBACK(prefs_filtering_register_cb), NULL);
 454
 455         subst_btn = gtkut_get_replace_btn (_("Replace"));
 456         gtk_widget_show (subst_btn);
 457         gtk_box_pack_start (GTK_BOX (btn_hbox), subst_btn, FALSE, TRUE, 0);
 458         g_signal_connect(G_OBJECT (subst_btn), "clicked",
 459                          G_CALLBACK(prefs_filtering_substitute_cb),
 460                          NULL);
 461
 462         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 463         gtk_widget_show (del_btn);
 464         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 465         g_signal_connect(G_OBJECT (del_btn), "clicked",
 466                         G_CALLBACK(prefs_filtering_delete_cb), NULL);
 467
 468         cond_hbox = gtk_hbox_new (FALSE, 8);
 469         gtk_widget_show (cond_hbox);
 470         gtk_box_pack_start (GTK_BOX (vbox), cond_hbox, TRUE, TRUE, 0);
 471
 472         cond_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 473         gtk_widget_show (cond_scrolledwin);
 474         gtk_widget_set_size_request (cond_scrolledwin, -1, 150);
 475         gtk_box_pack_start (GTK_BOX (cond_hbox), cond_scrolledwin,
 476                             TRUE, TRUE, 0);
 477         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (cond_scrolledwin),
 478                                         GTK_POLICY_AUTOMATIC,
 479                                         GTK_POLICY_AUTOMATIC);
 480
 481         cond_list_view = prefs_filtering_list_view_create();
 482         gtk_widget_show (cond_list_view);
 483         gtk_container_add (GTK_CONTAINER (cond_scrolledwin), cond_list_view);
 484
 485         btn_vbox = gtk_vbox_new (FALSE, 8);
 486         gtk_widget_show (btn_vbox);
 487         gtk_box_pack_start (GTK_BOX (cond_hbox), btn_vbox, FALSE, FALSE, 0);
 488
 489         top_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_TOP);
 490         gtk_widget_show (top_btn);
 491         gtk_box_pack_start (GTK_BOX (btn_vbox), top_btn, FALSE, FALSE, 0);
 492         g_signal_connect(G_OBJECT (top_btn), "clicked",
 493                          G_CALLBACK(prefs_filtering_top), NULL);
 494
 495         PACK_VSPACER (btn_vbox, spc_vbox, VSPACING_NARROW_2);
 496
 497         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 498         gtk_widget_show (up_btn);
 499         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 500         g_signal_connect(G_OBJECT (up_btn), "clicked",
 501                          G_CALLBACK(prefs_filtering_up), NULL);
 502
 503         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 504         gtk_widget_show (down_btn);
 505         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 506         g_signal_connect(G_OBJECT (down_btn), "clicked",
 507                          G_CALLBACK(prefs_filtering_down), NULL);
 508
 509         PACK_VSPACER (btn_vbox, spc_vbox, VSPACING_NARROW_2);
 510
 511         bottom_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_BOTTOM);
 512         gtk_widget_show (bottom_btn);
 513         gtk_box_pack_start (GTK_BOX (btn_vbox), bottom_btn, FALSE, FALSE, 0);
 514         g_signal_connect(G_OBJECT (bottom_btn), "clicked",
 515                          G_CALLBACK(prefs_filtering_bottom), NULL);
 516
 517         if (!geometry.min_height) {
 518                 geometry.min_width = 500;
 519                 geometry.min_height = 400;
 520         }
 521
 522         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 523                                       GDK_HINT_MIN_SIZE);
 524         gtk_widget_set_size_request(window, prefs_common.filteringwin_width,
 525                                     prefs_common.filteringwin_height);
 526
 527         gtk_widget_show_all(window);
 528
 529         filtering.window    = window;
 530         filtering.help_btn = help_btn;
 531         filtering.ok_btn = ok_btn;
 532
 533         filtering.name_entry     = name_entry;
 534         filtering.cond_entry     = cond_entry;
 535         filtering.action_entry   = action_entry;
 536         filtering.cond_list_view = cond_list_view;
 537         filtering.account_label  = account_label;
 538 }
 539
 540 static void rename_path(GSList * filters,
 541                         const gchar * old_path, const gchar * new_path);
 542
 543 void prefs_filtering_rename_path(const gchar *old_path, const gchar *new_path)
 544 {
 545         GList * cur;
 546         const gchar *paths[2] = {NULL, NULL};
 547         paths[0] = old_path;
 548         paths[1] = new_path;
 549         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 550                 Folder *folder;
 551                 folder = (Folder *) cur->data;
 552                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 553                                 prefs_filtering_rename_path_func, paths);
 554         }
 555
 556         rename_path(pre_global_processing, old_path, new_path);
 557         rename_path(post_global_processing, old_path, new_path);
 558         rename_path(filtering_rules, old_path, new_path);
 559
 560         prefs_matcher_write_config();
 561 }
 562
 563 static void rename_path(GSList * filters,
 564                         const gchar * old_path, const gchar * new_path)
 565 {
 566         gchar *base;
 567         gchar *prefix;
 568         gchar *suffix;
 569         gchar *dest_path;
 570         gchar *old_path_with_sep;
 571         gint destlen;
 572         gint prefixlen;
 573         gint oldpathlen;
 574         GSList * action_cur;
 575         GSList * cur;
 576
 577         oldpathlen = strlen(old_path);
 578         old_path_with_sep = g_strconcat(old_path,G_DIR_SEPARATOR_S,NULL);
 579
 580         for (cur = filters; cur != NULL; cur = cur->next) {
 581                 FilteringProp   *filtering = (FilteringProp *)cur->data;
 582
 583                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 584                     action_cur = action_cur->next) {
 585
 586                         FilteringAction *action = action_cur->data;
 587
 588                         if (!action->destination) continue;
 589
 590                         destlen = strlen(action->destination);
 591
 592                         if (destlen > oldpathlen) {
 593                                 prefixlen = destlen - oldpathlen;
 594                                 suffix = action->destination + prefixlen;
 595
 596                                 if (!strncmp(old_path, suffix, oldpathlen)) {
 597                                         prefix = g_malloc0(prefixlen + 1);
 598                                         strncpy2(prefix, action->destination, prefixlen);
 599
 600                                         base = suffix + oldpathlen;
 601                                         while (*base == G_DIR_SEPARATOR) base++;
 602                                         if (*base == '\0')
 603                                                 dest_path = g_strconcat(prefix,
 604                                                     G_DIR_SEPARATOR_S,
 605                                                     new_path, NULL);
 606                                         else
 607                                                 dest_path = g_strconcat(prefix,
 608                                                     G_DIR_SEPARATOR_S,
 609                                                     new_path,
 610                                                     G_DIR_SEPARATOR_S,
 611                                                     base, NULL);
 612
 613                                         g_free(prefix);
 614                                         g_free(action->destination);
 615                                         action->destination = dest_path;
 616                                 } else { /* for non-leaf folders */
 617                                         /* compare with trailing slash */
 618                                         if (!strncmp(old_path_with_sep, action->destination, oldpathlen+1)) {
 619
 620                                                 suffix = action->destination + oldpathlen + 1;
 621                                                 dest_path = g_strconcat(new_path,
 622                                                     G_DIR_SEPARATOR_S,
 623                                                     suffix, NULL);
 624                                                 g_free(action->destination);
 625                                                 action->destination = dest_path;
 626                                         }
 627                                 }
 628                         } else {
 629                                 /* folder-moving a leaf */
 630                                 if (!strcmp(old_path, action->destination)) {
 631                                         dest_path = g_strdup(new_path);
 632                                         g_free(action->destination);
 633                                         action->destination = dest_path;
 634                                 }
 635                         }
 636                 }
 637         }
 638 }
 639
 640 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data)
 641 {
 642         GSList *filters;
 643         const gchar * old_path;
 644         const gchar * new_path;
 645         const gchar ** paths;
 646         FolderItem *item;
 647
 648         paths = data;
 649         old_path = paths[0];
 650         new_path = paths[1];
 651
 652         g_return_val_if_fail(old_path != NULL, FALSE);
 653         g_return_val_if_fail(new_path != NULL, FALSE);
 654         g_return_val_if_fail(node != NULL, FALSE);
 655
 656         item = node->data;
 657         if (!item || !item->prefs)
 658                 return FALSE;
 659         filters = item->prefs->processing;
 660
 661         rename_path(filters, old_path, new_path);
 662
 663         return FALSE;
 664 }
 665
 666 void prefs_filtering_delete_path(const gchar *path)
 667 {
 668         GList * cur;
 669         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 670                 Folder *folder;
 671                 folder = (Folder *) cur->data;
 672                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 673                                 prefs_filtering_delete_path_func, (gchar *)path);
 674         }
 675         delete_path(&pre_global_processing, path);
 676         delete_path(&post_global_processing, path);
 677         delete_path(&filtering_rules, path);
 678
 679         prefs_matcher_write_config();
 680 }
 681
 682 static void delete_path(GSList ** p_filters, const gchar * path)
 683 {
 684         GSList * filters;
 685         GSList * duplist;
 686         gchar *suffix;
 687         gint destlen;
 688         gint prefixlen;
 689         gint pathlen;
 690         GSList * action_cur;
 691         GSList * cur;
 692
 693         filters = *p_filters;
 694         pathlen = strlen(path);
 695         duplist = g_slist_copy(filters);
 696         for (cur = duplist ; cur != NULL; cur = g_slist_next(cur)) {
 697                 FilteringProp *filtering = (FilteringProp *) cur->data;
 698
 699                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 700                     action_cur = action_cur->next) {
 701
 702                         FilteringAction *action;
 703
 704                         action = action_cur->data;
 705
 706                         if (!action->destination) continue;
 707
 708                         destlen = strlen(action->destination);
 709
 710                         if (destlen > pathlen) {
 711                                 prefixlen = destlen - pathlen;
 712                                 suffix = action->destination + prefixlen;
 713
 714                                 if (suffix && !strncmp(path, suffix, pathlen)) {
 715                                         filteringprop_free(filtering);
 716                                         filters = g_slist_remove(filters, filtering);
 717                                 }
 718                         } else if (strcmp(action->destination, path) == 0) {
 719                                 filteringprop_free(filtering);
 720                                 filters = g_slist_remove(filters, filtering);
 721                         }
 722                 }
 723         }
 724         g_slist_free(duplist);
 725
 726         * p_filters = filters;
 727 }
 728
 729 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data)
 730 {
 731         const gchar *path = data;
 732         FolderItem *item;
 733         GSList ** p_filters;
 734
 735         g_return_val_if_fail(path != NULL, FALSE);
 736         g_return_val_if_fail(node != NULL, FALSE);
 737
 738         item = node->data;
 739         if (!item || !item->prefs)
 740                 return FALSE;
 741         p_filters = &item->prefs->processing;
 742
 743         delete_path(p_filters, path);
 744
 745         return FALSE;
 746 }
 747
 748 static void prefs_filtering_set_dialog(const gchar *header, const gchar *key)
 749 {
 750         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 751         GSList *cur;
 752         GSList * prefs_filtering;
 753         gchar *cond_str;
 754         GtkListStore *list_store;
 755
 756         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 757         gtk_list_store_clear(list_store);
 758
 759         /* add the place holder (New) at row 0 */
 760         prefs_filtering_list_view_insert_rule(list_store, -1,
 761                                               FALSE,
 762                                               _("(New)"),
 763                                                   0,
 764                                               _("(New)"),
 765                                               _("(New)"),
 766                                               FALSE);
 767
 768         prefs_filtering = *p_processing_list;
 769
 770         for(cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur)) {
 771                 FilteringProp * prop = (FilteringProp *) cur->data;
 772                 gchar *account_name = NULL;
 773
 774                 if (prop->account_id > 0) {
 775                         PrefsAccount *ac_prefs = account_find_from_id(prop->account_id);
 776
 777                         if (ac_prefs)
 778                                 account_name = ac_prefs->account_name;
 779                 }
 780                 if (account_name == NULL)
 781                         account_name = (gchar *)Q_("Filtering Account Menu|All");
 782
 783                 cond_str = filteringprop_to_string(prop);
 784                 subst_char(cond_str, '\t', ':');
 785
 786                 prefs_filtering_list_view_insert_rule(list_store, -1,
 787                                                       prop->enabled,
 788                                                       prop->name,
 789                                                           prop->account_id,
 790                                                           account_name,
 791                                                       cond_str, TRUE);
 792
 793                 g_free(cond_str);
 794         }
 795
 796         prefs_filtering_reset_dialog();
 797
 798         if (header && key) {
 799                 gchar * quoted_key;
 800                 gchar *match_str;
 801
 802                 quoted_key = matcher_quote_str(key);
 803
 804                 match_str = g_strconcat(header, " ", get_matchparser_tab_str(MATCHTYPE_MATCHCASE),
 805                                         " \"", quoted_key, "\"", NULL);
 806                 g_free(quoted_key);
 807
 808                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), match_str);
 809                 g_free(match_str);
 810         }
 811 }
 812
 813 static void prefs_filtering_reset_dialog(void)
 814 {
 815         gtk_entry_set_text(GTK_ENTRY(filtering.name_entry), "");
 816         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 817         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), "");
 818         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), "");
 819 }
 820
 821 static void prefs_filtering_set_list(void)
 822 {
 823         gint row = 1;
 824         FilteringProp *prop;
 825         GSList * cur;
 826         gchar * filtering_str;
 827         GSList * prefs_filtering;
 828
 829         prefs_filtering = *p_processing_list;
 830         for (cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur))
 831                 filteringprop_free((FilteringProp *) cur->data);
 832         g_slist_free(prefs_filtering);
 833         prefs_filtering = NULL;
 834
 835
 836         while (NULL != (filtering_str = prefs_filtering_list_view_get_rule
 837                                                 (filtering.cond_list_view, row))) {
 838                 /* FIXME: this strcmp() is bogus: "(New)" should never
 839                  * be inserted in the storage */
 840                 if (strcmp(filtering_str, _("(New)")) != 0) {
 841                         gboolean enabled;
 842                         gchar *name;
 843                         gint account_id = 0;
 844
 845                         prefs_filtering_list_view_get_rule_info(
 846                                         filtering.cond_list_view, row,
 847                                         &enabled, &name, &account_id);
 848                         prop = matcher_parser_get_filtering(filtering_str);
 849                         g_free(filtering_str);
 850                         if (prop) {
 851                                 prop->enabled = enabled;
 852                                 prop->name = name;
 853                                 prop->account_id = account_id;
 854                                 prefs_filtering =
 855                                         g_slist_append(prefs_filtering, prop);
 856                         }
 857                 }
 858
 859                 row++;
 860         }
 861
 862         *p_processing_list = prefs_filtering;
 863 }
 864
 865 static gint prefs_filtering_list_view_set_row(gint row, FilteringProp * prop)
 866 {
 867         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 868         gchar *str;
 869         GtkListStore *list_store;
 870         gchar *name = NULL;
 871         gint account_id = 0;
 872         gchar *account_name = (gchar *)Q_("Filtering Account Menu|All");
 873         gboolean enabled = TRUE;
 874
 875         str = filteringprop_to_string(prop);
 876         if (str == NULL)
 877                 return -1;
 878
 879         if (prop) {
 880                 if (prop->name)
 881                         name = prop->name;
 882                 account_id = prop->account_id;
 883                 if (account_id > 0)
 884                         account_name = account_find_from_id(account_id)->account_name;
 885                 enabled = prop->enabled;
 886         }
 887
 888         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 889
 890         row = prefs_filtering_list_view_insert_rule(list_store, row,
 891                                                     enabled,
 892                                                     name,
 893                                                     account_id,
 894                                                         account_name,
 895                                                     str,
 896                                                     prop != NULL);
 897
 898         g_free(str);
 899
 900         return row;
 901 }
 902
 903 static void prefs_filtering_condition_define_done(MatcherList * matchers)
 904 {
 905         gchar * str;
 906
 907         if (matchers == NULL)
 908                 return;
 909
 910         str = matcherlist_to_string(matchers);
 911
 912         if (str != NULL) {
 913                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), str);
 914                 g_free(str);
 915         }
 916 }
 917
 918 static void prefs_filtering_condition_define(void)
 919 {
 920         gchar * cond_str;
 921         MatcherList * matchers = NULL;
 922
 923         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
 924
 925         if (*cond_str != '\0') {
 926                 matchers = matcher_parser_get_cond(cond_str, NULL);
 927                 if (matchers == NULL)
 928                         alertpanel_error(_("Condition string is not valid."));
 929         }
 930
 931         g_free(cond_str);
 932
 933         prefs_matcher_open(matchers, prefs_filtering_condition_define_done);
 934
 935         if (matchers != NULL)
 936                 matcherlist_free(matchers);
 937 }
 938
 939 static void prefs_filtering_action_define_done(GSList * action_list)
 940 {
 941         gchar * str;
 942
 943         if (action_list == NULL)
 944                 return;
 945
 946         str = filteringaction_list_to_string(action_list);
 947
 948         if (str != NULL) {
 949                 gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), str);
 950                 g_free(str);
 951         }
 952 }
 953
 954 static void prefs_filtering_action_define(void)
 955 {
 956         gchar * action_str;
 957         GSList * action_list = NULL;
 958
 959         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
 960
 961         if (*action_str != '\0') {
 962                 action_list = matcher_parser_get_action_list(action_str);
 963                 if (action_list == NULL)
 964                         alertpanel_error(_("Action string is not valid."));
 965         }
 966
 967         g_free(action_str);
 968
 969         prefs_filtering_action_open(action_list,
 970             prefs_filtering_action_define_done);
 971
 972         if (action_list != NULL) {
 973                 GSList * cur;
 974                 for(cur = action_list ; cur != NULL ; cur = cur->next) {
 975                         filteringaction_free(cur->data);
 976                 }
 977         }
 978 }
 979
 980
 981 /* register / substitute delete buttons */
 982
 983
 984 static FilteringProp * prefs_filtering_dialog_to_filtering(gboolean alert)
 985 {
 986         MatcherList * cond;
 987         gboolean enabled = TRUE;
 988         gchar * name = NULL;
 989         gint account_id = 0;
 990         gchar * cond_str = NULL;
 991         gchar * action_str = NULL;
 992         FilteringProp * prop = NULL;
 993         GSList * action_list;
 994
 995         name = gtk_editable_get_chars(GTK_EDITABLE(filtering.name_entry), 0, -1);
 996
 997         account_id = combobox_get_active_data(GTK_COMBO_BOX(filtering.account_combobox));
 998
 999         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
1000         if (*cond_str == '\0') {
1001                 if(alert == TRUE) alertpanel_error(_("Condition string is empty."));
1002                 goto fail;
1003         }
1004
1005         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
1006         if (*action_str == '\0') {
1007                 if(alert == TRUE) alertpanel_error(_("Action string is empty."));
1008                 goto fail;
1009         }
1010
1011         cond = matcher_parser_get_cond(cond_str, NULL);
1012
1013         if (cond == NULL) {
1014                 if(alert == TRUE) alertpanel_error(_("Condition string is not valid."));
1015                 goto fail;
1016         }
1017
1018         action_list = matcher_parser_get_action_list(action_str);
1019
1020
1021         if (action_list == NULL) {
1022                 if(alert == TRUE) alertpanel_error(_("Action string is not valid."));
1023                 goto fail;
1024         }
1025
1026         prop = filteringprop_new(enabled, name, account_id, cond, action_list);
1027
1028 fail:
1029         g_free(name);
1030         g_free(cond_str);
1031         g_free(action_str);
1032         return prop;
1033 }
1034
1035 static void prefs_filtering_register_cb(void)
1036 {
1037         FilteringProp * prop;
1038
1039         prop = prefs_filtering_dialog_to_filtering(TRUE);
1040         if (prop == NULL)
1041                 return;
1042         prefs_filtering_list_view_set_row(-1, prop);
1043
1044         filteringprop_free(prop);
1045
1046         prefs_filtering_reset_dialog();
1047 }
1048
1049 static void prefs_filtering_substitute_cb(void)
1050 {
1051         gint selected_row = prefs_filtering_get_selected_row
1052                 (filtering.cond_list_view);
1053         FilteringProp *prop;
1054         gboolean enabled;
1055         gchar *name;
1056         gint account_id;
1057
1058         if (selected_row <= 0)
1059                 return;
1060
1061         prop = prefs_filtering_dialog_to_filtering(TRUE);
1062
1063         if (prop == NULL)
1064                 return;
1065
1066         /* prop->emabled is always TRUE here, re-use the value from the selected row
1067            as we don't substitute this value from dialog */
1068         prefs_filtering_list_view_get_rule_info(
1069                         filtering.cond_list_view, selected_row,
1070                         &enabled, &name, &account_id);
1071         prop->enabled = enabled;
1072
1073         prefs_filtering_list_view_set_row(selected_row, prop);
1074
1075         filteringprop_free(prop);
1076
1077         prefs_filtering_reset_dialog();
1078 }
1079
1080 static void prefs_filtering_delete_cb(void)
1081 {
1082         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
1083         GtkTreeModel *model;
1084         GtkTreeIter iter;
1085         gint row;
1086
1087         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
1088         if (row <= 0)
1089                 return;
1090
1091         if (alertpanel(_("Delete rule"),
1092                        _("Do you really want to delete this rule?"),
1093                        GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL) == G_ALERTDEFAULT)
1094                 return;
1095
1096         model = gtk_tree_view_get_model(list_view);
1097         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1098                 return;
1099
1100         gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
1101
1102         prefs_filtering_reset_dialog();
1103 }
1104
1105 static void prefs_filtering_top(void)
1106 {
1107         gint row;
1108         GtkTreeIter top, sel;
1109         GtkTreeModel *model;
1110
1111         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
1112         if (row <= 1)
1113                 return;
1114
1115         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1116
1117         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, 0)
1118         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
1119                 return;
1120
1121         gtk_list_store_move_after(GTK_LIST_STORE(model), &sel, &top);
1122         prefs_filtering_list_view_select_row(filtering.cond_list_view, 1);
1123 }
1124
1125 static void prefs_filtering_up(void)
1126 {
1127         gint row;
1128         GtkTreeIter top, sel;
1129         GtkTreeModel *model;
1130
1131         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
1132         if (row <= 1)
1133                 return;
1134
1135         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1136
1137         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row - 1)
1138         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
1139                 return;
1140
1141         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
1142         prefs_filtering_list_view_select_row(filtering.cond_list_view, row - 1);
1143 }
1144
1145 static void prefs_filtering_down(void)
1146 {
1147         gint row, n_rows;
1148         GtkTreeIter top, sel;
1149         GtkTreeModel *model;
1150
1151         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1152         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1153         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
1154         if (row < 1 || row >= n_rows - 1)
1155                 return;
1156
1157         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
1158         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row + 1))
1159                 return;
1160
1161         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
1162         prefs_filtering_list_view_select_row(filtering.cond_list_view, row + 1);
1163 }
1164
1165 static void prefs_filtering_bottom(void)
1166 {
1167         gint row, n_rows;
1168         GtkTreeIter top, sel;
1169         GtkTreeModel *model;
1170
1171         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1172         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1173         row = prefs_filtering_get_selected_row(filtering.cond_list_view);
1174         if (row < 1 || row >= n_rows - 1)
1175                 return;
1176
1177         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
1178         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, n_rows - 1))
1179                 return;
1180
1181         gtk_list_store_move_after(GTK_LIST_STORE(model), &top, &sel);
1182         prefs_filtering_list_view_select_row(filtering.cond_list_view, n_rows - 1);
1183 }
1184
1185 static void prefs_filtering_select_set(FilteringProp *prop)
1186 {
1187         gchar *matcher_str;
1188         gchar *action_str;
1189
1190         prefs_filtering_reset_dialog();
1191
1192         matcher_str = matcherlist_to_string(prop->matchers);
1193         if (matcher_str == NULL) {
1194                 return;
1195         }
1196
1197         if (prop->name != NULL)
1198                 gtk_entry_set_text(GTK_ENTRY(filtering.name_entry), prop->name);
1199
1200         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), prop->account_id);
1201
1202         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), matcher_str);
1203
1204         action_str = filteringaction_list_to_string(prop->action_list);
1205         if (matcher_str == NULL) {
1206                 return;
1207         }
1208         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), action_str);
1209
1210         g_free(action_str);
1211         g_free(matcher_str);
1212 }
1213
1214 static gint prefs_filtering_deleted(GtkWidget *widget, GdkEventAny *event,
1215                                  gpointer data)
1216 {
1217         prefs_filtering_cancel();
1218         return TRUE;
1219 }
1220
1221 static gboolean prefs_filtering_key_pressed(GtkWidget *widget, GdkEventKey *event,
1222                                      gpointer data)
1223 {
1224         if (event && event->keyval == GDK_Escape) {
1225                 prefs_filtering_cancel();
1226                 return TRUE;
1227         }
1228         return FALSE;
1229 }
1230
1231 static void prefs_filtering_ok(void)
1232 {
1233         FilteringProp * prop;
1234         gchar * str;
1235         gchar * filtering_str;
1236         gint row = 1;
1237         AlertValue val;
1238
1239         prop = prefs_filtering_dialog_to_filtering(FALSE);
1240         if (prop != NULL) {
1241                 str = filteringprop_to_string(prop);
1242
1243                 while (NULL != (filtering_str = (prefs_filtering_list_view_get_rule
1244                                                         (filtering.cond_list_view,
1245                                                          row)))) {
1246                         if (strcmp(filtering_str, str) == 0)
1247                                 break;
1248                         row++;
1249                         g_free(filtering_str);
1250                 }
1251
1252                 if (!filtering_str) {
1253                         val = alertpanel(_("Entry not saved"),
1254                                  _("The entry was not saved. Close anyway?"),
1255                                  GTK_STOCK_CLOSE, _("+_Continue editing"), NULL);
1256                         if (G_ALERTDEFAULT != val) {
1257                                 g_free(filtering_str);
1258                                 g_free(str); /* fixed two leaks: huzzah! */
1259                                 filteringprop_free(prop);
1260                                 return;
1261                         }
1262                 }
1263
1264                 g_free(filtering_str);
1265                 g_free(str);
1266                 filteringprop_free(prop); /* fixed a leak: huzzah! */
1267         } else {
1268                 gchar *name, *condition, *action;
1269                 name = gtk_editable_get_chars(GTK_EDITABLE(filtering.name_entry), 0, -1);
1270                 condition = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
1271                 action = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
1272                 if (strlen(name) ||
1273                     strlen(condition) ||
1274                     strlen(action)) {
1275                         val = alertpanel(_("Entry not saved"),
1276                                  _("The entry was not saved. Close anyway?"),
1277                                  GTK_STOCK_CLOSE, _("+_Continue editing"), NULL);
1278                         if (G_ALERTDEFAULT != val) {
1279                                 g_free(name);
1280                                 g_free(condition);
1281                                 g_free(action);
1282                                 return;
1283                         }
1284                 }
1285                 g_free(name);
1286                 g_free(condition);
1287                 g_free(action);
1288         }
1289         prefs_filtering_set_list();
1290         prefs_matcher_write_config();
1291         prefs_filtering_close();
1292 }
1293
1294 static void prefs_filtering_cancel(void)
1295 {
1296         prefs_matcher_read_config();
1297         prefs_filtering_close();
1298 }
1299
1300 static GtkListStore* prefs_filtering_create_data_store(void)
1301 {
1302         return gtk_list_store_new(N_PREFS_FILTERING_COLUMNS,
1303                                   G_TYPE_BOOLEAN,
1304                                   G_TYPE_STRING,
1305                                   G_TYPE_INT,
1306                                   G_TYPE_STRING,
1307                                   G_TYPE_STRING,
1308                                   G_TYPE_BOOLEAN,
1309                                  -1);
1310 }
1311
1312 /*!
1313  *\brief        Insert filtering rule into store. Note that we access the
1314  *              tree view / store by index, which is a bit suboptimal, but
1315  *              at least it made GTK 2 porting easier.
1316  *
1317  *\param        list_store Store to operate on
1318  *\param        row -1 to add a new rule to store, else change an existing
1319  *              row
1320  *\param        enabled TRUE if rule is enabled
1321  *\param        name The Name of rule
1322  *\param        account_id The account ID
1323  *\param        account_name The account name or All or (New)
1324  *\param        rule String representation of rule
1325  *\param        prop TRUE if valid filtering rule; if FALSE it's the first
1326  *              entry in the store ("(New)").
1327  *
1328  *\return       int Row of inserted / changed rule.
1329  */
1330 static gint prefs_filtering_list_view_insert_rule(GtkListStore *list_store,
1331                                                   gint row,
1332                                                   gboolean enabled,
1333                                                   const gchar *name,
1334                                                   gint account_id,
1335                                                   const gchar *account_name,
1336                                                   const gchar *rule,
1337                                                   gboolean prop)
1338 {
1339         GtkTreeIter iter;
1340
1341         /* check if valid row at all */
1342         if (row >= 0) {
1343                 if (!gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(list_store),
1344                                                    &iter, NULL, row))
1345                         row = -1;
1346         }
1347
1348         if (row < 0) {
1349                 /* append new */
1350                 gtk_list_store_append(list_store, &iter);
1351                 gtk_list_store_set(list_store, &iter,
1352                                    PREFS_FILTERING_ENABLED, enabled,
1353                                    PREFS_FILTERING_NAME, name,
1354                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1355                                    PREFS_FILTERING_ACCOUNT_NAME, account_name,
1356                                    PREFS_FILTERING_RULE, rule,
1357                                    PREFS_FILTERING_PROP, prop,
1358                                    -1);
1359                 return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(list_store),
1360                                                       NULL) - 1;
1361         } else {
1362                 /* change existing */
1363                 gtk_list_store_set(list_store, &iter,
1364                                    PREFS_FILTERING_ENABLED, enabled,
1365                                    PREFS_FILTERING_NAME, name,
1366                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1367                                    PREFS_FILTERING_ACCOUNT_NAME, account_name,
1368                                    PREFS_FILTERING_RULE, rule,
1369                                    -1);
1370                 return row;
1371         }
1372 }
1373
1374 /*!
1375  *\return       gchar * Rule at specified row - should be freed.
1376  */
1377 static gchar *prefs_filtering_list_view_get_rule(GtkWidget *list, gint row)
1378 {
1379         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1380         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1381         GtkTreeIter iter;
1382         gchar *result;
1383
1384         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1385                 return NULL;
1386
1387         gtk_tree_model_get(model, &iter,
1388                            PREFS_FILTERING_RULE, &result,
1389                            -1);
1390
1391         return result;
1392 }
1393
1394 static void prefs_filtering_list_view_get_rule_info(GtkWidget *list, gint row,
1395                                 gboolean *enabled, gchar **name, gint *account_id)
1396 {
1397         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1398         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1399         GtkTreeIter iter;
1400
1401         *enabled = TRUE;
1402         *name = NULL;
1403
1404         if (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
1405                 gtk_tree_model_get(model, &iter,
1406                                    PREFS_FILTERING_ENABLED, enabled,
1407                                    PREFS_FILTERING_NAME, name,
1408                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1409                                    -1);
1410         }
1411 }
1412
1413 /*!
1414  *\brief        Create list view for filtering
1415  */
1416 static GtkWidget *prefs_filtering_list_view_create(void)
1417 {
1418         GtkTreeView *list_view;
1419         GtkTreeSelection *selector;
1420
1421         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(GTK_TREE_MODEL
1422                 (prefs_filtering_create_data_store())));
1423
1424         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
1425         gtk_tree_view_set_reorderable(list_view, TRUE);
1426
1427         selector = gtk_tree_view_get_selection(list_view);
1428         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
1429         gtk_tree_selection_set_select_function(selector, prefs_filtering_selected,
1430                                                NULL, NULL);
1431
1432         /* create the columns */
1433         prefs_filtering_create_list_view_columns(GTK_WIDGET(list_view));
1434
1435         return GTK_WIDGET(list_view);
1436 }
1437
1438 static void prefs_filtering_enable_toggled(GtkCellRendererToggle *widget,
1439                 gchar *path,
1440                 GtkWidget *list_view)
1441 {
1442         GtkTreeIter iter;
1443         GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(list_view));
1444         gboolean enabled = TRUE;
1445
1446         if (!gtk_tree_model_get_iter_from_string(model, &iter, path))
1447                 return;
1448
1449         gtk_tree_model_get(model, &iter,
1450                            PREFS_FILTERING_ENABLED, &enabled,
1451                            -1);
1452
1453         gtk_list_store_set(GTK_LIST_STORE(model), &iter,
1454                            PREFS_FILTERING_ENABLED, !enabled,
1455                            -1);
1456 }
1457
1458 static void prefs_filtering_create_list_view_columns(GtkWidget *list_view)
1459 {
1460         GtkTreeViewColumn *column;
1461         GtkCellRenderer *renderer;
1462
1463         renderer = gtk_cell_renderer_toggle_new();
1464         g_object_set(renderer,
1465                      "radio", FALSE,
1466                      "activatable", TRUE,
1467                      NULL);
1468         column = gtk_tree_view_column_new_with_attributes
1469                 (_("Enable"), /* FIXME : Enable, Enabled, or 'E' ? */
1470                  renderer,
1471                  "active", PREFS_FILTERING_ENABLED,
1472                  NULL);
1473         gtk_tree_view_column_set_alignment (column, 0.5);
1474         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1475         g_signal_connect(G_OBJECT(renderer), "toggled",
1476                          G_CALLBACK(prefs_filtering_enable_toggled),
1477                          list_view);
1478
1479         renderer = gtk_cell_renderer_text_new();
1480         column = gtk_tree_view_column_new_with_attributes
1481                 (_("Name"),
1482                  renderer,
1483                  "text", PREFS_FILTERING_NAME,
1484                  NULL);
1485         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1486         gtk_tree_view_column_set_resizable(column, TRUE);
1487
1488         renderer = gtk_cell_renderer_text_new();
1489         column = gtk_tree_view_column_new_with_attributes
1490                 (_("Account"),
1491                  renderer,
1492                  "text", PREFS_FILTERING_ACCOUNT_NAME,
1493                  NULL);
1494         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1495         gtk_tree_view_column_set_resizable(column, TRUE);
1496
1497         filtering.account_name_column = column;
1498
1499         renderer = gtk_cell_renderer_text_new();
1500         column = gtk_tree_view_column_new_with_attributes
1501                 (_("Rule"),
1502                  renderer,
1503                  "text", PREFS_FILTERING_RULE,
1504                  NULL);
1505         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1506 }
1507
1508 static gboolean gtkut_tree_iter_comp(GtkTreeModel *model,
1509                                      GtkTreeIter *iter1,
1510                                      GtkTreeIter *iter2)
1511 {
1512         GtkTreePath *path1 = gtk_tree_model_get_path(model, iter1);
1513         GtkTreePath *path2 = gtk_tree_model_get_path(model, iter2);
1514         gboolean result;
1515
1516         result = gtk_tree_path_compare(path1, path2) == 0;
1517
1518         gtk_tree_path_free(path1);
1519         gtk_tree_path_free(path2);
1520
1521         return result;
1522 }
1523
1524 /*!
1525  *\brief        Get selected row number.
1526  */
1527 static gint prefs_filtering_get_selected_row(GtkWidget *list_view)
1528 {
1529         GtkTreeView *view = GTK_TREE_VIEW(list_view);
1530         GtkTreeModel *model = gtk_tree_view_get_model(view);
1531         int n_rows = gtk_tree_model_iter_n_children(model, NULL);
1532         GtkTreeSelection *selection;
1533         GtkTreeIter iter;
1534         int row;
1535
1536         if (n_rows == 0)
1537                 return -1;
1538
1539         selection = gtk_tree_view_get_selection(view);
1540         if (!gtk_tree_selection_get_selected(selection, &model, &iter))
1541                 return -1;
1542
1543         /* get all iterators and compare them... */
1544         for (row = 0; row < n_rows; row++) {
1545                 GtkTreeIter itern;
1546
1547                 gtk_tree_model_iter_nth_child(model, &itern, NULL, row);
1548                 if (gtkut_tree_iter_comp(model, &iter, &itern))
1549                         return row;
1550         }
1551
1552         return -1;
1553 }
1554
1555 static gboolean prefs_filtering_list_view_select_row(GtkWidget *list, gint row)
1556 {
1557         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1558         GtkTreeSelection *selection = gtk_tree_view_get_selection(list_view);
1559         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1560         GtkTreeIter iter;
1561         GtkTreePath *path;
1562
1563         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1564                 return FALSE;
1565
1566         gtk_tree_selection_select_iter(selection, &iter);
1567
1568         path = gtk_tree_model_get_path(model, &iter);
1569         gtk_tree_view_set_cursor(list_view, path, NULL, FALSE);
1570         gtk_tree_path_free(path);
1571
1572         return TRUE;
1573 }
1574
1575 /*!
1576  *\brief        Triggered when a row is selected
1577  */
1578 static gboolean prefs_filtering_selected(GtkTreeSelection *selector,
1579                                          GtkTreeModel *model,
1580                                          GtkTreePath *path,
1581                                          gboolean currently_selected,
1582                                          gpointer data)
1583 {
1584         if (currently_selected)
1585                 return TRUE;
1586         else {
1587                 gboolean has_prop  = FALSE;
1588                 GtkTreeIter iter;
1589
1590                 gtk_tree_model_get_iter(model, &iter, path);
1591                 gtk_tree_model_get(model, &iter,
1592                                    PREFS_FILTERING_PROP, &has_prop,
1593                                    -1);
1594
1595                 if (has_prop) {
1596                         FilteringProp *prop;
1597                         gchar *filtering_str = NULL;
1598                         gchar *name = NULL;
1599                         gint account_id = 0;
1600
1601                         gtk_tree_model_get(model, &iter,
1602                                            PREFS_FILTERING_RULE, &filtering_str,
1603                                            -1);
1604                         gtk_tree_model_get(model, &iter,
1605                                            PREFS_FILTERING_NAME, &name,
1606                                            -1);
1607                         gtk_tree_model_get(model, &iter,
1608                                            PREFS_FILTERING_ACCOUNT_ID, &account_id,
1609                                            -1);
1610
1611                         prop = matcher_parser_get_filtering(filtering_str);
1612                         if (prop) {
1613                                 prop->name = g_strdup(name);
1614                                 prop->account_id = account_id;
1615                                 prefs_filtering_select_set(prop);
1616                                 filteringprop_free(prop);
1617                         }
1618                         g_free(name);
1619                         g_free(filtering_str);
1620                 } else
1621                         prefs_filtering_reset_dialog();
1622         }
1623
1624         return TRUE;
1625 }
1626