src/gtk/quicksearch.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 2004 Hiroyuki Yamamoto & 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., 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 <glib.h>
  25 #include <glib/gi18n.h>
  26 #include <ctype.h>
  27
  28 #include <gtk/gtk.h>
  29 #include <gdk/gdkkeysyms.h>
  30
  31 #include "utils.h"
  32 #include "menu.h"
  33 #include "prefs_common.h"
  34 #include "description_window.h"
  35 #include "matcher.h"
  36 #include "matcher_parser.h"
  37 #include "quicksearch.h"
  38 #include "folderview.h"
  39 #include "folder.h"
  40 #include "prefs_matcher.h"
  41
  42 struct _QuickSearch
  43 {
  44         GtkWidget                       *hbox_search;
  45         GtkWidget                       *search_type;
  46         GtkWidget                       *search_type_opt;
  47         GtkWidget                       *search_string_entry;
  48         GtkWidget                       *search_condition_expression;
  49         GtkWidget                       *search_description;
  50
  51         gboolean                         active;
  52         gchar                           *search_string;
  53         MatcherList                     *matcher_list;
  54
  55         QuickSearchExecuteCallback       callback;
  56         gpointer                         callback_data;
  57         gboolean                         running;
  58         gboolean                         has_focus;
  59         FolderItem                      *root_folder_item;
  60 };
  61
  62 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  63 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active);
  64 static void quicksearch_reset_folder_items(QuickSearch *quicksearch, FolderItem *folder_item);
  65
  66 static void prepare_matcher(QuickSearch *quicksearch)
  67 {
  68         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
  69
  70         if (quicksearch->matcher_list != NULL) {
  71                 matcherlist_free(quicksearch->matcher_list);
  72                 quicksearch->matcher_list = NULL;
  73         }
  74
  75         if (search_string == NULL || search_string[0] == '\0') {
  76                 quicksearch_set_active(quicksearch, FALSE);
  77                 return;
  78         }
  79
  80         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
  81                 char *newstr = NULL;
  82
  83                 newstr = expand_search_string(search_string);
  84                 if (newstr && newstr[0] != '\0') {
  85                         quicksearch->matcher_list = matcher_parser_get_cond(newstr);
  86                         g_free(newstr);
  87                 } else {
  88                         quicksearch->matcher_list = NULL;
  89                         quicksearch_set_active(quicksearch, FALSE);
  90
  91                         return;
  92                 }
  93         } else {
  94                 if (quicksearch->search_string != NULL)
  95                         g_free(quicksearch->search_string);
  96                 quicksearch->search_string = g_strdup(search_string);
  97         }
  98
  99         quicksearch_set_active(quicksearch, TRUE);
 100 }
 101
 102 static void update_extended_buttons (QuickSearch *quicksearch)
 103 {
 104         GtkWidget *expr_btn = quicksearch->search_condition_expression;
 105         GtkWidget *ext_btn = quicksearch->search_description;
 106
 107         g_return_if_fail(expr_btn != NULL);
 108         g_return_if_fail(ext_btn != NULL);
 109
 110         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 111                 gtk_widget_show(expr_btn);
 112                 gtk_widget_show(ext_btn);
 113         } else {
 114                 gtk_widget_hide(expr_btn);
 115                 gtk_widget_hide(ext_btn);
 116         }
 117
 118 }
 119
 120 static gboolean searchbar_focus_evt(GtkWidget *widget, GdkEventFocus *event,
 121                                   QuickSearch *quicksearch)
 122 {
 123         quicksearch->has_focus = (event && event->in);
 124         return FALSE;
 125 }
 126
 127 gboolean quicksearch_has_focus(QuickSearch *quicksearch)
 128 {
 129         return quicksearch->has_focus;
 130 }
 131
 132 static void searchbar_run(QuickSearch *quicksearch)
 133 {
 134         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 135
 136         if (search_string && strlen(search_string) != 0) {
 137                 prefs_common.summary_quicksearch_history =
 138                         add_history(prefs_common.summary_quicksearch_history,
 139                                         search_string);
 140                 gtk_combo_set_popdown_strings(GTK_COMBO(quicksearch->search_string_entry),
 141                         prefs_common.summary_quicksearch_history);
 142         }
 143
 144         prepare_matcher(quicksearch);
 145
 146         quicksearch_set_running(quicksearch, TRUE);
 147         if (quicksearch->callback != NULL)
 148                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 149         quicksearch_set_running(quicksearch, FALSE);
 150 }
 151
 152 static gboolean searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
 153                                   QuickSearch *quicksearch)
 154 {
 155         if (event != NULL && event->keyval == GDK_Escape) {
 156                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 157                 gtk_widget_grab_focus(GTK_WIDGET(GTK_COMBO(quicksearch->search_string_entry)->entry));
 158                 return TRUE;
 159         }
 160
 161         if (event != NULL && event->keyval == GDK_Return) {
 162                 /* add expression to history list and exec quicksearch */
 163                 searchbar_run(quicksearch);
 164
 165                 g_signal_stop_emission_by_name(G_OBJECT(widget), "key_press_event");
 166                 gtk_widget_grab_focus(GTK_WIDGET(GTK_COMBO(
 167                         quicksearch->search_string_entry)->entry));
 168                 return TRUE;
 169         }
 170
 171         return FALSE;
 172 }
 173
 174 static gboolean searchtype_changed(GtkMenuItem *widget, gpointer data)
 175 {
 176         QuickSearch *quicksearch = (QuickSearch *)data;
 177
 178         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(g_object_get_data(
 179                                    G_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 180                                    GTK_MENU(quicksearch->search_type)))), MENU_VAL_ID));
 181
 182         /* Show extended search description button, only when Extended is selected */
 183         update_extended_buttons(quicksearch);
 184
 185         prepare_matcher(quicksearch);
 186
 187         quicksearch_set_running(quicksearch, TRUE);
 188         if (quicksearch->callback != NULL)
 189                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 190         quicksearch_set_running(quicksearch, FALSE);
 191         return TRUE;
 192 }
 193
 194 static gboolean searchtype_recursive_changed(GtkMenuItem *widget, gpointer data)
 195 {
 196         QuickSearch *quicksearch = (QuickSearch *)data;
 197         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 198
 199         prefs_common.summary_quicksearch_recurse = checked;
 200
 201         /* reselect the search type */
 202         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt),
 203                                     prefs_common.summary_quicksearch_type);
 204
 205         prepare_matcher(quicksearch);
 206
 207         quicksearch_set_running(quicksearch, TRUE);
 208         if (quicksearch->callback != NULL)
 209                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 210         quicksearch_set_running(quicksearch, FALSE);
 211         return TRUE;
 212 }
 213
 214 static gboolean searchtype_sticky_changed(GtkMenuItem *widget, gpointer data)
 215 {
 216         QuickSearch *quicksearch = (QuickSearch *)data;
 217         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 218
 219         prefs_common.summary_quicksearch_sticky = checked;
 220
 221         /* reselect the search type */
 222         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt),
 223                                     prefs_common.summary_quicksearch_type);
 224
 225         return TRUE;
 226 }
 227
 228 /*
 229  * Strings describing how to use Extended Search
 230  *
 231  * When adding new lines, remember to put 2 strings for each line
 232  */
 233 static gchar *search_descr_strings[] = {
 234         "a",     N_("all messages"),
 235         "ag #",  N_("messages whose age is greater than #"),
 236         "al #",  N_("messages whose age is less than #"),
 237         "b S",   N_("messages which contain S in the message body"),
 238         "B S",   N_("messages which contain S in the whole message"),
 239         "c S",   N_("messages carbon-copied to S"),
 240         "C S",   N_("message is either to: or cc: to S"),
 241         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 242         "e S",   N_("messages which contain S in the Sender field"),
 243         "E S",   N_("true if execute \"S\" succeeds"),
 244         "f S",   N_("messages originating from user S"),
 245         "F",     N_("forwarded messages"),
 246         "h S",   N_("messages which contain header S"),
 247         "i S",   N_("messages which contain S in Message-ID header"),
 248         "I S",   N_("messages which contain S in inreplyto header"),
 249         "L",     N_("locked messages"),
 250         "n S",   N_("messages which are in newsgroup S"),
 251         "N",     N_("new messages"),
 252         "O",     N_("old messages"),
 253         "p",     N_("incomplete messages (not entirely downloaded)"),
 254         "r",     N_("messages which have been replied to"),
 255         "R",     N_("read messages"),
 256         "s S",   N_("messages which contain S in subject"),
 257         "se #",  N_("messages whose score is equal to #"),
 258         "sg #",  N_("messages whose score is greater than #"),
 259         "sl #",  N_("messages whose score is lower than #"),
 260         "Se #",  N_("messages whose size is equal to #"),
 261         "Sg #",  N_("messages whose size is greater than #"),
 262         "Ss #",  N_("messages whose size is smaller than #"),
 263         "t S",   N_("messages which have been sent to S"),
 264         "T",     N_("marked messages"),
 265         "U",     N_("unread messages"),
 266         "x S",   N_("messages which contain S in References header"),
 267         "X cmd", N_("messages returning 0 when passed to command"),
 268         "y S",   N_("messages which contain S in X-Label header"),
 269         "",      "" ,
 270         "&",     N_("logical AND operator"),
 271         "|",     N_("logical OR operator"),
 272         "! or ~",       N_("logical NOT operator"),
 273         "%",     N_("case sensitive search"),
 274         "",      "" ,
 275         " ",     N_("all filtering expressions are allowed"),
 276         NULL,    NULL
 277 };
 278
 279 static DescriptionWindow search_descr = {
 280         NULL,
 281         NULL,
 282         2,
 283         N_("Extended Search symbols"),
 284         search_descr_strings
 285 };
 286
 287 static void search_description_cb(GtkWidget *widget)
 288 {
 289         description_window_create(&search_descr);
 290 };
 291
 292 static gboolean clear_search_cb(GtkMenuItem *widget, gpointer data)
 293 {
 294         QuickSearch *quicksearch = (QuickSearch *)data;
 295
 296         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 297
 298         return TRUE;
 299 };
 300
 301 static void search_condition_expr_done(MatcherList * matchers)
 302 {
 303         gchar *str;
 304
 305         g_return_if_fail(
 306                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 307
 308         if (matchers == NULL)
 309                 return;
 310
 311         str = matcherlist_to_string(matchers);
 312
 313         if (str != NULL) {
 314                 quicksearch_set(mainwindow_get_mainwindow()->summaryview->quicksearch,
 315                                 prefs_common.summary_quicksearch_type, str);
 316                 g_free(str);
 317
 318                 /* add expression to history list and exec quicksearch */
 319                 searchbar_run(mainwindow_get_mainwindow()->summaryview->quicksearch);
 320         }
 321 }
 322
 323 static gboolean search_condition_expr(GtkMenuItem *widget, gpointer data)
 324 {
 325         const gchar * cond_str;
 326         MatcherList * matchers = NULL;
 327
 328         g_return_val_if_fail(
 329                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL,
 330                         FALSE);
 331
 332         /* re-use it the current quicksearch value if it's a condition expression,
 333            otherwise ignore it silently */
 334         cond_str = gtk_entry_get_text(
 335                         GTK_ENTRY(GTK_COMBO(mainwindow_get_mainwindow()->summaryview->quicksearch->
 336                         search_string_entry)->entry));
 337         if (*cond_str != '\0') {
 338                 matchers = matcher_parser_get_cond((gchar*)cond_str);
 339         }
 340
 341         prefs_matcher_open(matchers, search_condition_expr_done);
 342
 343         if (matchers != NULL)
 344                 matcherlist_free(matchers);
 345
 346         return TRUE;
 347 };
 348
 349 QuickSearch *quicksearch_new()
 350 {
 351         QuickSearch *quicksearch;
 352
 353         GtkWidget *hbox_search;
 354         GtkWidget *search_type_opt;
 355         GtkWidget *search_type;
 356         GtkWidget *search_string_entry;
 357         GtkWidget *search_hbox;
 358         GtkWidget *search_description;
 359         GtkWidget *clear_search;
 360         GtkWidget *search_condition_expression;
 361         GtkWidget *menuitem;
 362         GtkTooltips *search_cond_expr_tip;
 363
 364         quicksearch = g_new0(QuickSearch, 1);
 365
 366         /* quick search */
 367         hbox_search = gtk_hbox_new(FALSE, 0);
 368
 369         search_type_opt = gtk_option_menu_new();
 370         gtk_widget_show(search_type_opt);
 371         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 372
 373         search_type = gtk_menu_new();
 374         MENUITEM_ADD (search_type, menuitem, _("Subject"), QUICK_SEARCH_SUBJECT);
 375         g_signal_connect(G_OBJECT(menuitem), "activate",
 376                          G_CALLBACK(searchtype_changed),
 377                          quicksearch);
 378         MENUITEM_ADD (search_type, menuitem, _("From"), QUICK_SEARCH_FROM);
 379         g_signal_connect(G_OBJECT(menuitem), "activate",
 380                          G_CALLBACK(searchtype_changed),
 381                          quicksearch);
 382         MENUITEM_ADD (search_type, menuitem, _("To"), QUICK_SEARCH_TO);
 383         g_signal_connect(G_OBJECT(menuitem), "activate",
 384                          G_CALLBACK(searchtype_changed),
 385                          quicksearch);
 386         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 387         g_signal_connect(G_OBJECT(menuitem), "activate",
 388                          G_CALLBACK(searchtype_changed),
 389                          quicksearch);
 390
 391         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), gtk_separator_menu_item_new());
 392
 393         menuitem = gtk_check_menu_item_new_with_label(_("Recursive"));
 394         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 395
 396         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 397                                         prefs_common.summary_quicksearch_recurse);
 398
 399         g_signal_connect(G_OBJECT(menuitem), "activate",
 400                          G_CALLBACK(searchtype_recursive_changed),
 401                          quicksearch);
 402
 403         menuitem = gtk_check_menu_item_new_with_label(_("Sticky"));
 404         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 405
 406         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 407                                         prefs_common.summary_quicksearch_sticky);
 408
 409         g_signal_connect(G_OBJECT(menuitem), "activate",
 410                          G_CALLBACK(searchtype_sticky_changed),
 411                          quicksearch);
 412
 413         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 414
 415         gtk_option_menu_set_history(GTK_OPTION_MENU(search_type_opt), prefs_common.summary_quicksearch_type);
 416
 417         gtk_widget_show(search_type);
 418
 419         search_string_entry = gtk_combo_new();
 420         gtk_box_pack_start(GTK_BOX(hbox_search), search_string_entry, FALSE, FALSE, 2);
 421         gtk_combo_set_value_in_list(GTK_COMBO(search_string_entry), FALSE, TRUE);
 422         gtk_combo_set_case_sensitive(GTK_COMBO(search_string_entry), TRUE);
 423         if (prefs_common.summary_quicksearch_history)
 424                 gtk_combo_set_popdown_strings(GTK_COMBO(search_string_entry),
 425                         prefs_common.summary_quicksearch_history);
 426         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(search_string_entry)->entry), "");
 427         gtk_widget_show(search_string_entry);
 428
 429         search_hbox = gtk_hbox_new(FALSE, 5);
 430
 431         search_condition_expression = gtk_button_new_with_label (_(" ... "));
 432         gtk_box_pack_start(GTK_BOX(search_hbox), search_condition_expression,
 433                            FALSE, FALSE, 0);
 434         g_signal_connect(G_OBJECT (search_condition_expression), "clicked",
 435                          G_CALLBACK(search_condition_expr),
 436                          quicksearch);
 437         search_cond_expr_tip = gtk_tooltips_new();
 438         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_cond_expr_tip),
 439                              search_condition_expression,
 440                              _("Quicksearch: edit filtering condition"), NULL);
 441         gtk_widget_show(search_condition_expression);
 442
 443         clear_search = gtk_button_new_with_label(_(" Clear "));
 444         gtk_box_pack_start(GTK_BOX(search_hbox), clear_search,
 445                            FALSE, FALSE, 0);
 446         g_signal_connect(G_OBJECT(clear_search), "clicked",
 447                          G_CALLBACK(clear_search_cb), quicksearch);
 448         gtk_widget_show(clear_search);
 449
 450         search_description = gtk_button_new_with_label(_("Extended Symbols"));
 451         gtk_box_pack_start(GTK_BOX(search_hbox), search_description,
 452                            FALSE, FALSE, 0);
 453         g_signal_connect(G_OBJECT(search_description), "clicked",
 454                          G_CALLBACK(search_description_cb), NULL);
 455         gtk_widget_show(search_description);
 456
 457         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbox, FALSE, FALSE, 2);
 458         gtk_widget_show(search_hbox);
 459         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 460                 gtk_widget_show(search_condition_expression);
 461                 gtk_widget_show(search_description);
 462         } else {
 463                 gtk_widget_hide(search_condition_expression);
 464                 gtk_widget_hide(search_description);
 465         }
 466
 467         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 468                            "key_press_event",
 469                            G_CALLBACK(searchbar_pressed),
 470                            quicksearch);
 471
 472
 473         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 474                          "focus_in_event",
 475                          G_CALLBACK(searchbar_focus_evt),
 476                          quicksearch);
 477
 478         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 479                          "focus_out_event",
 480                          G_CALLBACK(searchbar_focus_evt),
 481                          quicksearch);
 482
 483         quicksearch->hbox_search = hbox_search;
 484         quicksearch->search_type = search_type;
 485         quicksearch->search_type_opt = search_type_opt;
 486         quicksearch->search_string_entry = search_string_entry;
 487         quicksearch->search_condition_expression = search_condition_expression;
 488         quicksearch->search_description = search_description;
 489         quicksearch->matcher_list = NULL;
 490         quicksearch->active = FALSE;
 491         quicksearch->running = FALSE;
 492
 493         update_extended_buttons(quicksearch);
 494
 495         return quicksearch;
 496 }
 497
 498 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 499 {
 500         return quicksearch->hbox_search;
 501 }
 502
 503 void quicksearch_show(QuickSearch *quicksearch)
 504 {
 505         prepare_matcher(quicksearch);
 506         gtk_widget_show(quicksearch->hbox_search);
 507         update_extended_buttons(quicksearch);
 508         gtk_widget_grab_focus(
 509                 GTK_WIDGET(GTK_COMBO(quicksearch->search_string_entry)->entry));
 510 }
 511
 512 void quicksearch_hide(QuickSearch *quicksearch)
 513 {
 514         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 515         quicksearch_set_active(quicksearch, FALSE);
 516         gtk_widget_hide(quicksearch->hbox_search);
 517 }
 518
 519 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 520                      const gchar *matchstring)
 521 {
 522         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt),
 523                                     type);
 524         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry),
 525                            matchstring);
 526         prefs_common.summary_quicksearch_type = type;
 527
 528         prepare_matcher(quicksearch);
 529
 530         quicksearch_set_running(quicksearch, TRUE);
 531         if (quicksearch->callback != NULL)
 532                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 533         quicksearch_set_running(quicksearch, FALSE);
 534 }
 535
 536 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 537 {
 538         return quicksearch->active;
 539 }
 540
 541 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active)
 542 {
 543         quicksearch->active = active;
 544         if (!active) {
 545                 quicksearch_reset_cur_folder_item(quicksearch);
 546         }
 547 }
 548
 549 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 550                                       QuickSearchExecuteCallback callback,
 551                                       gpointer data)
 552 {
 553         quicksearch->callback = callback;
 554         quicksearch->callback_data = data;
 555 }
 556
 557 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 558 {
 559         gchar *searched_header = NULL;
 560
 561         if (!quicksearch->active)
 562                 return TRUE;
 563
 564         switch (prefs_common.summary_quicksearch_type) {
 565         case QUICK_SEARCH_SUBJECT:
 566                 searched_header = msginfo->subject;
 567                 break;
 568         case QUICK_SEARCH_FROM:
 569                 searched_header = msginfo->from;
 570                 break;
 571         case QUICK_SEARCH_TO:
 572                 searched_header = msginfo->to;
 573                 break;
 574         case QUICK_SEARCH_EXTENDED:
 575                 break;
 576         default:
 577                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 578                 break;
 579         }
 580
 581         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED &&
 582             quicksearch->search_string &&
 583             searched_header && strcasestr(searched_header, quicksearch->search_string) != NULL)
 584                 return TRUE;
 585         else if ((quicksearch->matcher_list != NULL) &&
 586                  matcherlist_match(quicksearch->matcher_list, msginfo))
 587                 return TRUE;
 588
 589         return FALSE;
 590 }
 591
 592 /* allow Mutt-like patterns in quick search */
 593 gchar *expand_search_string(const gchar *search_string)
 594 {
 595         int i = 0;
 596         gchar term_char, save_char;
 597         gchar *cmd_start, *cmd_end;
 598         GString *matcherstr;
 599         gchar *returnstr = NULL;
 600         gchar *copy_str;
 601         gboolean casesens, dontmatch;
 602         /* list of allowed pattern abbreviations */
 603         struct {
 604                 gchar           *abbreviated;   /* abbreviation */
 605                 gchar           *command;       /* actual matcher command */
 606                 gint            numparams;      /* number of params for cmd */
 607                 gboolean        qualifier;      /* do we append regexpcase */
 608                 gboolean        quotes;         /* do we need quotes */
 609         }
 610         cmds[] = {
 611                 { "a",  "all",                          0,      FALSE,  FALSE },
 612                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
 613                 { "al", "age_lower",                    1,      FALSE,  FALSE },
 614                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
 615                 { "B",  "message",                      1,      TRUE,   TRUE  },
 616                 { "c",  "cc",                           1,      TRUE,   TRUE  },
 617                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
 618                 { "D",  "deleted",                      0,      FALSE,  FALSE },
 619                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
 620                 { "E",  "execute",                      1,      FALSE,  TRUE  },
 621                 { "f",  "from",                         1,      TRUE,   TRUE  },
 622                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
 623                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
 624                 { "i",  "header \"Message-ID\"",        1,      TRUE,   TRUE  },
 625                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
 626                 { "L",  "locked",                       0,      FALSE,  FALSE },
 627                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
 628                 { "N",  "new",                          0,      FALSE,  FALSE },
 629                 { "O",  "~new",                         0,      FALSE,  FALSE },
 630                 { "r",  "replied",                      0,      FALSE,  FALSE },
 631                 { "R",  "~unread",                      0,      FALSE,  FALSE },
 632                 { "s",  "subject",                      1,      TRUE,   TRUE  },
 633                 { "se", "score_equal",                  1,      FALSE,  FALSE },
 634                 { "sg", "score_greater",                1,      FALSE,  FALSE },
 635                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
 636                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
 637                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
 638                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
 639                 { "t",  "to",                           1,      TRUE,   TRUE  },
 640                 { "T",  "marked",                       0,      FALSE,  FALSE },
 641                 { "U",  "unread",                       0,      FALSE,  FALSE },
 642                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
 643                 { "X",  "test",                         1,      FALSE,  FALSE },
 644                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
 645                 { "&",  "&",                            0,      FALSE,  FALSE },
 646                 { "|",  "|",                            0,      FALSE,  FALSE },
 647                 { "p",  "partial",                      0,      FALSE,  FALSE },
 648                 { NULL, NULL,                           0,      FALSE,  FALSE }
 649         };
 650
 651         if (search_string == NULL)
 652                 return NULL;
 653
 654         copy_str = g_strdup(search_string);
 655
 656         matcherstr = g_string_sized_new(16);
 657         cmd_start = copy_str;
 658         while (cmd_start && *cmd_start) {
 659                 /* skip all white spaces */
 660                 while (*cmd_start && isspace((guchar)*cmd_start))
 661                         cmd_start++;
 662                 cmd_end = cmd_start;
 663
 664                 /* extract a command */
 665                 while (*cmd_end && !isspace((guchar)*cmd_end))
 666                         cmd_end++;
 667
 668                 /* save character */
 669                 save_char = *cmd_end;
 670                 *cmd_end = '\0';
 671
 672                 dontmatch = FALSE;
 673                 casesens = FALSE;
 674
 675                 /* ~ and ! mean logical NOT */
 676                 if (*cmd_start == '~' || *cmd_start == '!')
 677                 {
 678                         dontmatch = TRUE;
 679                         cmd_start++;
 680                 }
 681                 /* % means case sensitive match */
 682                 if (*cmd_start == '%')
 683                 {
 684                         casesens = TRUE;
 685                         cmd_start++;
 686                 }
 687
 688                 /* find matching abbreviation */
 689                 for (i = 0; cmds[i].command; i++) {
 690                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
 691                                 /* restore character */
 692                                 *cmd_end = save_char;
 693
 694                                 /* copy command */
 695                                 if (matcherstr->len > 0) {
 696                                         g_string_append(matcherstr, " ");
 697                                 }
 698                                 if (dontmatch)
 699                                         g_string_append(matcherstr, "~");
 700                                 g_string_append(matcherstr, cmds[i].command);
 701                                 g_string_append(matcherstr, " ");
 702
 703                                 /* stop if no params required */
 704                                 if (cmds[i].numparams == 0)
 705                                         break;
 706
 707                                 /* extract a parameter, allow quotes */
 708                                 while (*cmd_end && isspace((guchar)*cmd_end))
 709                                         cmd_end++;
 710
 711                                 cmd_start = cmd_end;
 712                                 if (*cmd_start == '"') {
 713                                         term_char = '"';
 714                                         cmd_end++;
 715                                 }
 716                                 else
 717                                         term_char = ' ';
 718
 719                                 /* extract actual parameter */
 720                                 while ((*cmd_end) && (*cmd_end != term_char))
 721                                         cmd_end++;
 722
 723                                 if (*cmd_end == '"')
 724                                         cmd_end++;
 725
 726                                 save_char = *cmd_end;
 727                                 *cmd_end = '\0';
 728
 729                                 if (cmds[i].qualifier) {
 730                                         if (casesens)
 731                                                 g_string_append(matcherstr, "regexp ");
 732                                         else
 733                                                 g_string_append(matcherstr, "regexpcase ");
 734                                 }
 735
 736                                 /* do we need to add quotes ? */
 737                                 if (cmds[i].quotes && term_char != '"')
 738                                         g_string_append(matcherstr, "\"");
 739
 740                                 /* copy actual parameter */
 741                                 g_string_append(matcherstr, cmd_start);
 742
 743                                 /* do we need to add quotes ? */
 744                                 if (cmds[i].quotes && term_char != '"')
 745                                         g_string_append(matcherstr, "\"");
 746
 747                                 /* restore original character */
 748                                 *cmd_end = save_char;
 749
 750                                 break;
 751                         }
 752                 }
 753
 754                 if (*cmd_end)
 755                         cmd_end++;
 756                 cmd_start = cmd_end;
 757         }
 758
 759         g_free(copy_str);
 760
 761         /* return search string if no match is found to allow
 762            all available filtering expressions in quicksearch */
 763         if (matcherstr->len > 0) returnstr = matcherstr->str;
 764         else returnstr = g_strdup(search_string);
 765
 766         g_string_free(matcherstr, FALSE);
 767         return returnstr;
 768 }
 769
 770 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
 771 {
 772         quicksearch->running = run;
 773 }
 774
 775 gboolean quicksearch_is_running(QuickSearch *quicksearch)
 776 {
 777         return quicksearch->running;
 778 }
 779
 780 void quicksearch_pass_key(QuickSearch *quicksearch, guint val, GdkModifierType mod)
 781 {
 782         GtkEntry *entry = GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry);
 783         gint curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
 784         char *str = g_strdup(gtk_entry_get_text(entry));
 785         char *begin = str;
 786         char *end = NULL;
 787         char *new = NULL;
 788
 789         if (mod == GDK_SHIFT_MASK)
 790                 val = toupper(val);
 791
 792         if (curpos < strlen(str)-1) {
 793                 end = g_strdup(str+curpos);
 794                 *(str+curpos) = '\0';
 795                 new = g_strdup_printf("%s%c%s", begin, val, end);
 796                 gtk_entry_set_text(entry, new);
 797                 g_free(end);
 798         } else {
 799                 new = g_strdup_printf("%s%c", begin, val);
 800                 gtk_entry_set_text(entry, new);
 801         }
 802         g_free(str);
 803         g_free(new);
 804         gtk_editable_set_position(GTK_EDITABLE(entry), curpos+1);
 805
 806 }
 807
 808 static gboolean quicksearch_match_subfolder(QuickSearch *quicksearch,
 809                                  FolderItem *src)
 810 {
 811         GSList *msglist = folder_item_get_msg_list(src);
 812         GSList *cur;
 813         gboolean result = FALSE;
 814
 815         for (cur = msglist; cur != NULL; cur = cur->next) {
 816                 MsgInfo *msg = (MsgInfo *)cur->data;
 817                 if (quicksearch_match(quicksearch, msg)) {
 818                         procmsg_msginfo_free(msg);
 819                         result = TRUE;
 820                         break;
 821                 }
 822                 procmsg_msginfo_free(msg);
 823         }
 824
 825         g_slist_free(msglist);
 826         return result;
 827 }
 828
 829 void quicksearch_search_subfolders(QuickSearch *quicksearch,
 830                                    FolderView *folderview,
 831                                    FolderItem *folder_item)
 832 {
 833         FolderItem *cur = NULL;
 834         GNode *node = folder_item->node->children;
 835
 836         if (!prefs_common.summary_quicksearch_recurse)
 837                 return;
 838
 839         for (; node != NULL; node = node->next) {
 840                 cur = FOLDER_ITEM(node->data);
 841                 if (quicksearch_match_subfolder(quicksearch, cur)) {
 842                         folderview_update_search_icon(cur, TRUE);
 843                 } else {
 844                         folderview_update_search_icon(cur, FALSE);
 845                 }
 846                 if (cur->node->children)
 847                         quicksearch_search_subfolders(quicksearch,
 848                                                       folderview,
 849                                                       cur);
 850         }
 851         quicksearch->root_folder_item = folder_item;
 852 }
 853
 854 static void quicksearch_reset_folder_items(QuickSearch *quicksearch,
 855                                     FolderItem *folder_item)
 856 {
 857         FolderItem *cur = NULL;
 858         GNode *node = (folder_item && folder_item->node) ?
 859                         folder_item->node->children : NULL;
 860
 861         for (; node != NULL; node = node->next) {
 862                 cur = FOLDER_ITEM(node->data);
 863                 folderview_update_search_icon(cur, FALSE);
 864                 if (cur->node->children)
 865                         quicksearch_reset_folder_items(quicksearch,
 866                                                        cur);
 867         }
 868 }
 869
 870 void quicksearch_reset_cur_folder_item(QuickSearch *quicksearch)
 871 {
 872         if (quicksearch->root_folder_item)
 873                 quicksearch_reset_folder_items(quicksearch,
 874                                                quicksearch->root_folder_item);
 875
 876         quicksearch->root_folder_item = NULL;
 877 }