src/folder.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <sys/types.h>
  30 #include <sys/stat.h>
  31 #include <unistd.h>
  32 #include <stdlib.h>
  33
  34 #include "intl.h"
  35 #include "folder.h"
  36 #include "session.h"
  37 #include "imap.h"
  38 #include "news.h"
  39 #include "mh.h"
  40 #include "mbox_folder.h"
  41 #include "utils.h"
  42 #include "xml.h"
  43 #include "codeconv.h"
  44 #include "prefs_gtk.h"
  45 #include "account.h"
  46 #include "filtering.h"
  47 #include "scoring.h"
  48 #include "prefs_folder_item.h"
  49 #include "procheader.h"
  50 #include "hooks.h"
  51 #include "log.h"
  52
  53 /* Dependecies to be removed ?! */
  54 #include "prefs_common.h"
  55 #include "prefs_account.h"
  56 #include "prefs_folder_item.h"
  57
  58 static GList *folder_list = NULL;
  59
  60 static void folder_init         (Folder         *folder,
  61                                  const gchar    *name);
  62
  63 static gboolean folder_read_folder_func (GNode          *node,
  64                                          gpointer        data);
  65 static gchar *folder_get_list_path      (void);
  66 static void folder_write_list_recursive (GNode          *node,
  67                                          gpointer        data);
  68 static void folder_update_op_count_rec  (GNode          *node);
  69
  70
  71 static void folder_get_persist_prefs_recursive
  72                                         (GNode *node, GHashTable *pptable);
  73 static gboolean persist_prefs_free      (gpointer key, gpointer val, gpointer data);
  74 void folder_item_read_cache             (FolderItem *item);
  75 void folder_item_free_cache             (FolderItem *item);
  76
  77 Folder *folder_new(FolderType type, const gchar *name, const gchar *path)
  78 {
  79         Folder *folder = NULL;
  80         FolderItem *item;
  81
  82         name = name ? name : path;
  83         switch (type) {
  84         case F_MBOX:
  85                 folder = mbox_folder_new(name, path);
  86                 break;
  87         case F_MH:
  88                 folder = mh_folder_new(name, path);
  89                 break;
  90         case F_IMAP:
  91                 folder = imap_folder_new(name, path);
  92                 break;
  93         case F_NEWS:
  94                 folder = news_folder_new(name, path);
  95                 break;
  96         default:
  97                 return NULL;
  98         }
  99
 100         /* Create root folder item */
 101         item = folder_item_new(folder, name, NULL);
 102         item->folder = folder;
 103         folder->node = g_node_new(item);
 104         folder->data = NULL;
 105
 106         return folder;
 107 }
 108
 109 static void folder_init(Folder *folder, const gchar *name)
 110 {
 111         g_return_if_fail(folder != NULL);
 112
 113         folder_set_name(folder, name);
 114
 115         /* Init folder data */
 116         folder->account = NULL;
 117         folder->inbox = NULL;
 118         folder->outbox = NULL;
 119         folder->draft = NULL;
 120         folder->queue = NULL;
 121         folder->trash = NULL;
 122
 123         /* Init Folder functions */
 124         folder->item_new = NULL;
 125         folder->item_destroy = NULL;
 126         folder->fetch_msg = NULL;
 127         folder->get_msginfo = NULL;
 128         folder->get_msginfos = NULL;
 129         folder->get_num_list = NULL;
 130         folder->ui_func = NULL;
 131         folder->ui_func_data = NULL;
 132         folder->change_flags = NULL;
 133         folder->check_msgnum_validity = NULL;
 134 }
 135
 136 void folder_local_folder_init(Folder *folder, const gchar *name,
 137                               const gchar *path)
 138 {
 139         folder_init(folder, name);
 140         LOCAL_FOLDER(folder)->rootpath = g_strdup(path);
 141 }
 142
 143 void folder_remote_folder_init(Folder *folder, const gchar *name,
 144                                const gchar *path)
 145 {
 146         folder_init(folder, name);
 147         REMOTE_FOLDER(folder)->session = NULL;
 148 }
 149
 150 void folder_destroy(Folder *folder)
 151 {
 152         g_return_if_fail(folder != NULL);
 153         g_return_if_fail(folder->destroy != NULL);
 154
 155         folder->destroy(folder);
 156
 157         folder_list = g_list_remove(folder_list, folder);
 158
 159         folder_tree_destroy(folder);
 160         g_free(folder->name);
 161         g_free(folder);
 162 }
 163
 164 void folder_local_folder_destroy(LocalFolder *lfolder)
 165 {
 166         g_return_if_fail(lfolder != NULL);
 167
 168         g_free(lfolder->rootpath);
 169 }
 170
 171 void folder_remote_folder_destroy(RemoteFolder *rfolder)
 172 {
 173         g_return_if_fail(rfolder != NULL);
 174
 175         if (rfolder->session)
 176                 session_destroy(rfolder->session);
 177 }
 178
 179 #if 0
 180 Folder *mbox_folder_new(const gchar *name, const gchar *path)
 181 {
 182         /* not yet implemented */
 183         return NULL;
 184 }
 185
 186 Folder *maildir_folder_new(const gchar *name, const gchar *path)
 187 {
 188         /* not yet implemented */
 189         return NULL;
 190 }
 191 #endif
 192
 193 FolderItem *folder_item_new(Folder *folder, const gchar *name, const gchar *path)
 194 {
 195         FolderItem *item = NULL;
 196
 197         if (folder->item_new) {
 198                 item = folder->item_new(folder);
 199         } else {
 200                 item = g_new0(FolderItem, 1);
 201         }
 202
 203         g_return_val_if_fail(item != NULL, NULL);
 204
 205         item->stype = F_NORMAL;
 206         item->name = g_strdup(name);
 207         item->path = g_strdup(path);
 208         item->mtime = 0;
 209         item->new = 0;
 210         item->unread = 0;
 211         item->unreadmarked = 0;
 212         item->total = 0;
 213         item->last_num = -1;
 214         item->cache = NULL;
 215         item->no_sub = FALSE;
 216         item->no_select = FALSE;
 217         item->collapsed = FALSE;
 218         item->threaded  = TRUE;
 219         item->ret_rcpt  = FALSE;
 220         item->opened    = FALSE;
 221         item->parent = NULL;
 222         item->folder = NULL;
 223         item->account = NULL;
 224         item->apply_sub = FALSE;
 225         item->mark_queue = NULL;
 226         item->data = NULL;
 227
 228         item->prefs = prefs_folder_item_new();
 229
 230         return item;
 231 }
 232
 233 void folder_item_append(FolderItem *parent, FolderItem *item)
 234 {
 235         GNode *node;
 236
 237         g_return_if_fail(parent != NULL);
 238         g_return_if_fail(parent->folder != NULL);
 239         g_return_if_fail(item != NULL);
 240
 241         node = parent->folder->node;
 242         node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, parent);
 243         g_return_if_fail(node != NULL);
 244
 245         item->parent = parent;
 246         item->folder = parent->folder;
 247         g_node_append_data(node, item);
 248 }
 249
 250 void folder_item_remove(FolderItem *item)
 251 {
 252         GNode *node;
 253
 254         g_return_if_fail(item != NULL);
 255         g_return_if_fail(item->folder != NULL);
 256
 257         node = item->folder->node;
 258         node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, item);
 259         g_return_if_fail(node != NULL);
 260
 261         /* TODO: free all FolderItem's first */
 262         if (item->folder->node == node)
 263                 item->folder->node = NULL;
 264         g_node_destroy(node);
 265 }
 266
 267 void folder_item_destroy(FolderItem *item)
 268 {
 269         g_return_if_fail(item != NULL);
 270
 271         debug_print("Destroying folder item %s\n", item->path);
 272
 273         if (item->cache)
 274                 folder_item_free_cache(item);
 275         g_free(item->name);
 276         g_free(item->path);
 277
 278         if (item->folder != NULL) {
 279                 if(item->folder->item_destroy) {
 280                         item->folder->item_destroy(item->folder, item);
 281                 } else {
 282                         g_free(item);
 283                 }
 284         }
 285 }
 286
 287 void folder_set_ui_func(Folder *folder, FolderUIFunc func, gpointer data)
 288 {
 289         g_return_if_fail(folder != NULL);
 290
 291         folder->ui_func = func;
 292         folder->ui_func_data = data;
 293 }
 294
 295 void folder_set_name(Folder *folder, const gchar *name)
 296 {
 297         g_return_if_fail(folder != NULL);
 298
 299         g_free(folder->name);
 300         folder->name = name ? g_strdup(name) : NULL;
 301         if (folder->node && folder->node->data) {
 302                 FolderItem *item = (FolderItem *)folder->node->data;
 303
 304                 g_free(item->name);
 305                 item->name = name ? g_strdup(name) : NULL;
 306         }
 307 }
 308
 309 gboolean folder_tree_destroy_func(GNode *node, gpointer data) {
 310         FolderItem *item = (FolderItem *) node->data;
 311
 312         folder_item_destroy(item);
 313         return FALSE;
 314 }
 315
 316 void folder_tree_destroy(Folder *folder)
 317 {
 318         g_return_if_fail(folder != NULL);
 319         g_return_if_fail(folder->node != NULL);
 320
 321         prefs_scoring_clear();
 322         prefs_filtering_clear();
 323
 324         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_tree_destroy_func, NULL);
 325         if (folder->node)
 326                 g_node_destroy(folder->node);
 327
 328         folder->inbox = NULL;
 329         folder->outbox = NULL;
 330         folder->draft = NULL;
 331         folder->queue = NULL;
 332         folder->trash = NULL;
 333         folder->node = NULL;
 334 }
 335
 336 void folder_add(Folder *folder)
 337 {
 338         Folder *cur_folder;
 339         GList *cur;
 340         gint i;
 341
 342         g_return_if_fail(folder != NULL);
 343
 344         for (i = 0, cur = folder_list; cur != NULL; cur = cur->next, i++) {
 345                 cur_folder = FOLDER(cur->data);
 346                 if (folder->type == F_MH) {
 347                         if (cur_folder->type != F_MH) break;
 348                 } else if (folder->type == F_MBOX) {
 349                         if (cur_folder->type != F_MH &&
 350                             cur_folder->type != F_MBOX) break;
 351                 } else if (folder->type == F_IMAP) {
 352                         if (cur_folder->type != F_MH &&
 353                             cur_folder->type != F_MBOX &&
 354                             cur_folder->type != F_IMAP) break;
 355                 } else if (folder->type == F_NEWS) {
 356                         if (cur_folder->type != F_MH &&
 357                             cur_folder->type != F_MBOX &&
 358                             cur_folder->type != F_IMAP &&
 359                             cur_folder->type != F_NEWS) break;
 360                 }
 361         }
 362
 363         folder_list = g_list_insert(folder_list, folder, i);
 364 }
 365
 366 GList *folder_get_list(void)
 367 {
 368         return folder_list;
 369 }
 370
 371 gint folder_read_list(void)
 372 {
 373         GNode *node;
 374         XMLNode *xmlnode;
 375         gchar *path;
 376
 377         path = folder_get_list_path();
 378         if (!is_file_exist(path)) return -1;
 379         node = xml_parse_file(path);
 380         if (!node) return -1;
 381
 382         xmlnode = node->data;
 383         if (strcmp2(xmlnode->tag->tag, "folderlist") != 0) {
 384                 g_warning("wrong folder list\n");
 385                 xml_free_tree(node);
 386                 return -1;
 387         }
 388
 389         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, 2,
 390                         folder_read_folder_func, NULL);
 391
 392         xml_free_tree(node);
 393         if (folder_list)
 394                 return 0;
 395         else
 396                 return -1;
 397 }
 398
 399 void folder_write_list(void)
 400 {
 401         GList *list;
 402         Folder *folder;
 403         gchar *path;
 404         PrefFile *pfile;
 405
 406         path = folder_get_list_path();
 407         if ((pfile = prefs_write_open(path)) == NULL) return;
 408
 409         fprintf(pfile->fp, "<?xml version=\"1.0\" encoding=\"%s\"?>\n",
 410                 conv_get_current_charset_str());
 411         fputs("\n<folderlist>\n", pfile->fp);
 412
 413         for (list = folder_list; list != NULL; list = list->next) {
 414                 folder = list->data;
 415                 folder_write_list_recursive(folder->node, pfile->fp);
 416         }
 417
 418         fputs("</folderlist>\n", pfile->fp);
 419
 420         if (prefs_file_close(pfile) < 0)
 421                 g_warning("failed to write folder list.\n");
 422 }
 423
 424 gboolean folder_scan_tree_func(GNode *node, gpointer data)
 425 {
 426         GHashTable *pptable = (GHashTable *)data;
 427         FolderItem *item = (FolderItem *)node->data;
 428
 429         folder_item_restore_persist_prefs(item, pptable);
 430
 431         return FALSE;
 432 }
 433
 434 void folder_scan_tree(Folder *folder)
 435 {
 436         GHashTable *pptable;
 437
 438         if (!folder->scan_tree)
 439                 return;
 440
 441         pptable = folder_persist_prefs_new(folder);
 442         folder_tree_destroy(folder);
 443
 444         folder->scan_tree(folder);
 445
 446         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_scan_tree_func, pptable);
 447         folder_persist_prefs_free(pptable);
 448
 449         prefs_matcher_read_config();
 450
 451         folder_write_list();
 452 }
 453
 454 FolderItem *folder_create_folder(FolderItem *parent, const gchar *name)
 455 {
 456         FolderItem *new_item;
 457
 458         new_item = parent->folder->create_folder(parent->folder, parent, name);
 459         if (new_item)
 460                 new_item->cache = msgcache_new();
 461
 462         return new_item;
 463 }
 464
 465 struct TotalMsgCount
 466 {
 467         guint new;
 468         guint unread;
 469         guint unreadmarked;
 470         guint total;
 471 };
 472
 473 struct FuncToAllFoldersData
 474 {
 475         FolderItemFunc  function;
 476         gpointer        data;
 477 };
 478
 479 static gboolean folder_func_to_all_folders_func(GNode *node, gpointer data)
 480 {
 481         FolderItem *item;
 482         struct FuncToAllFoldersData *function_data = (struct FuncToAllFoldersData *) data;
 483
 484         g_return_val_if_fail(node->data != NULL, FALSE);
 485
 486         item = FOLDER_ITEM(node->data);
 487         g_return_val_if_fail(item != NULL, FALSE);
 488
 489         function_data->function(item, function_data->data);
 490
 491         return FALSE;
 492 }
 493
 494 void folder_func_to_all_folders(FolderItemFunc function, gpointer data)
 495 {
 496         GList *list;
 497         Folder *folder;
 498         struct FuncToAllFoldersData function_data;
 499
 500         function_data.function = function;
 501         function_data.data = data;
 502
 503         for (list = folder_list; list != NULL; list = list->next) {
 504                 folder = FOLDER(list->data);
 505                 if (folder->node)
 506                         g_node_traverse(folder->node, G_PRE_ORDER,
 507                                         G_TRAVERSE_ALL, -1,
 508                                         folder_func_to_all_folders_func,
 509                                         &function_data);
 510         }
 511 }
 512
 513 static void folder_count_total_msgs_func(FolderItem *item, gpointer data)
 514 {
 515         struct TotalMsgCount *count = (struct TotalMsgCount *)data;
 516
 517         count->new += item->new;
 518         count->unread += item->unread;
 519         count->unreadmarked += item->unreadmarked;
 520         count->total += item->total;
 521 }
 522
 523 void folder_count_total_msgs(guint *new, guint *unread, guint *unreadmarked, guint *total)
 524 {
 525         struct TotalMsgCount count;
 526
 527         count.new = count.unread = count.unreadmarked = count.total = 0;
 528
 529         debug_print("Counting total number of messages...\n");
 530
 531         folder_func_to_all_folders(folder_count_total_msgs_func, &count);
 532
 533         *new = count.new;
 534         *unread = count.unread;
 535         *unreadmarked = count.unreadmarked;
 536         *total = count.total;
 537 }
 538
 539 Folder *folder_find_from_path(const gchar *path)
 540 {
 541         GList *list;
 542         Folder *folder;
 543
 544         for (list = folder_list; list != NULL; list = list->next) {
 545                 folder = list->data;
 546                 if ((folder->type == F_MH || folder->type == F_MBOX) &&
 547                     !path_cmp(LOCAL_FOLDER(folder)->rootpath, path))
 548                         return folder;
 549         }
 550
 551         return NULL;
 552 }
 553
 554 Folder *folder_find_from_name(const gchar *name, FolderType type)
 555 {
 556         GList *list;
 557         Folder *folder;
 558
 559         for (list = folder_list; list != NULL; list = list->next) {
 560                 folder = list->data;
 561                 if (folder->type == type && strcmp2(name, folder->name) == 0)
 562                         return folder;
 563         }
 564
 565         return NULL;
 566 }
 567
 568 static gboolean folder_item_find_func(GNode *node, gpointer data)
 569 {
 570         FolderItem *item = node->data;
 571         gpointer *d = data;
 572         const gchar *path = d[0];
 573
 574         if (path_cmp(path, item->path) != 0)
 575                 return FALSE;
 576
 577         d[1] = item;
 578
 579         return TRUE;
 580 }
 581
 582 FolderItem *folder_find_item_from_path(const gchar *path)
 583 {
 584         Folder *folder;
 585         gpointer d[2];
 586
 587         folder = folder_get_default_folder();
 588         g_return_val_if_fail(folder != NULL, NULL);
 589
 590         d[0] = (gpointer)path;
 591         d[1] = NULL;
 592         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 593                         folder_item_find_func, d);
 594         return d[1];
 595 }
 596
 597 static const struct {
 598         gchar *str;
 599         FolderType type;
 600 } type_str_table[] = {
 601         {"#mh"     , F_MH},
 602         {"#mbox"   , F_MBOX},
 603         {"#maildir", F_MAILDIR},
 604         {"#imap"   , F_IMAP},
 605         {"#news"   , F_NEWS}
 606 };
 607
 608 static gchar *folder_get_type_string(FolderType type)
 609 {
 610         gint i;
 611
 612         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 613              i++) {
 614                 if (type_str_table[i].type == type)
 615                         return type_str_table[i].str;
 616         }
 617
 618         return NULL;
 619 }
 620
 621 static FolderType folder_get_type_from_string(const gchar *str)
 622 {
 623         gint i;
 624
 625         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 626              i++) {
 627                 if (g_strcasecmp(type_str_table[i].str, str) == 0)
 628                         return type_str_table[i].type;
 629         }
 630
 631         return F_UNKNOWN;
 632 }
 633
 634 gchar *folder_get_identifier(Folder *folder)
 635 {
 636         gchar *type_str;
 637
 638         g_return_val_if_fail(folder != NULL, NULL);
 639
 640         type_str = folder_get_type_string(folder->type);
 641         return g_strconcat(type_str, "/", folder->name, NULL);
 642 }
 643
 644 gchar *folder_item_get_identifier(FolderItem *item)
 645 {
 646         gchar *id;
 647         gchar *folder_id;
 648
 649         g_return_val_if_fail(item != NULL, NULL);
 650         g_return_val_if_fail(item->path != NULL, NULL);
 651
 652         folder_id = folder_get_identifier(item->folder);
 653         id = g_strconcat(folder_id, "/", item->path, NULL);
 654         g_free(folder_id);
 655
 656         return id;
 657 }
 658
 659 FolderItem *folder_find_item_from_identifier(const gchar *identifier)
 660 {
 661         Folder *folder;
 662         gpointer d[2];
 663         gchar *str;
 664         gchar *p;
 665         gchar *name;
 666         gchar *path;
 667         FolderType type;
 668
 669         g_return_val_if_fail(identifier != NULL, NULL);
 670
 671         if (*identifier != '#')
 672                 return folder_find_item_from_path(identifier);
 673
 674         Xstrdup_a(str, identifier, return NULL);
 675
 676         p = strchr(str, '/');
 677         if (!p)
 678                 return folder_find_item_from_path(identifier);
 679         *p = '\0';
 680         p++;
 681         type = folder_get_type_from_string(str);
 682         if (type == F_UNKNOWN)
 683                 return folder_find_item_from_path(identifier);
 684
 685         name = p;
 686         p = strchr(p, '/');
 687         if (!p)
 688                 return folder_find_item_from_path(identifier);
 689         *p = '\0';
 690         p++;
 691
 692         folder = folder_find_from_name(name, type);
 693         if (!folder)
 694                 return folder_find_item_from_path(identifier);
 695
 696         path = p;
 697
 698         d[0] = (gpointer)path;
 699         d[1] = NULL;
 700         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 701                         folder_item_find_func, d);
 702         return d[1];
 703 }
 704
 705 Folder *folder_get_default_folder(void)
 706 {
 707         return folder_list ? FOLDER(folder_list->data) : NULL;
 708 }
 709
 710 FolderItem *folder_get_default_inbox(void)
 711 {
 712         Folder *folder;
 713
 714         if (!folder_list) return NULL;
 715         folder = FOLDER(folder_list->data);
 716         g_return_val_if_fail(folder != NULL, NULL);
 717         return folder->inbox;
 718 }
 719
 720 FolderItem *folder_get_default_outbox(void)
 721 {
 722         Folder *folder;
 723
 724         if (!folder_list) return NULL;
 725         folder = FOLDER(folder_list->data);
 726         g_return_val_if_fail(folder != NULL, NULL);
 727         return folder->outbox;
 728 }
 729
 730 FolderItem *folder_get_default_draft(void)
 731 {
 732         Folder *folder;
 733
 734         if (!folder_list) return NULL;
 735         folder = FOLDER(folder_list->data);
 736         g_return_val_if_fail(folder != NULL, NULL);
 737         return folder->draft;
 738 }
 739
 740 FolderItem *folder_get_default_queue(void)
 741 {
 742         Folder *folder;
 743
 744         if (!folder_list) return NULL;
 745         folder = FOLDER(folder_list->data);
 746         g_return_val_if_fail(folder != NULL, NULL);
 747         return folder->queue;
 748 }
 749
 750 FolderItem *folder_get_default_trash(void)
 751 {
 752         Folder *folder;
 753
 754         if (!folder_list) return NULL;
 755         folder = FOLDER(folder_list->data);
 756         g_return_val_if_fail(folder != NULL, NULL);
 757         return folder->trash;
 758 }
 759
 760 #define CREATE_FOLDER_IF_NOT_EXIST(member, dir, type)           \
 761 {                                                               \
 762         if (!folder->member) {                                  \
 763                 item = folder_item_new(folder, dir, dir);       \
 764                 item->stype = type;                             \
 765                 folder_item_append(rootitem, item);             \
 766                 folder->member = item;                          \
 767         }                                                       \
 768 }
 769
 770 void folder_set_missing_folders(void)
 771 {
 772         Folder *folder;
 773         FolderItem *rootitem;
 774         FolderItem *item;
 775         GList *list;
 776
 777         for (list = folder_list; list != NULL; list = list->next) {
 778                 folder = list->data;
 779                 if (folder->type != F_MH) continue;
 780                 rootitem = FOLDER_ITEM(folder->node->data);
 781                 g_return_if_fail(rootitem != NULL);
 782
 783                 if (folder->inbox && folder->outbox && folder->draft &&
 784                     folder->queue && folder->trash)
 785                         continue;
 786
 787                 if (folder->create_tree(folder) < 0) {
 788                         g_warning("%s: can't create the folder tree.\n",
 789                                   LOCAL_FOLDER(folder)->rootpath);
 790                         continue;
 791                 }
 792
 793                 CREATE_FOLDER_IF_NOT_EXIST(inbox,  INBOX_DIR,  F_INBOX);
 794                 CREATE_FOLDER_IF_NOT_EXIST(outbox, OUTBOX_DIR, F_OUTBOX);
 795                 CREATE_FOLDER_IF_NOT_EXIST(draft,  DRAFT_DIR,  F_DRAFT);
 796                 CREATE_FOLDER_IF_NOT_EXIST(queue,  QUEUE_DIR,  F_QUEUE);
 797                 CREATE_FOLDER_IF_NOT_EXIST(trash,  TRASH_DIR,  F_TRASH);
 798         }
 799 }
 800
 801 static gboolean folder_unref_account_func(GNode *node, gpointer data)
 802 {
 803         FolderItem *item = node->data;
 804         PrefsAccount *account = data;
 805
 806         if (item->account == account)
 807                 item->account = NULL;
 808
 809         return FALSE;
 810 }
 811
 812 void folder_unref_account_all(PrefsAccount *account)
 813 {
 814         Folder *folder;
 815         GList *list;
 816
 817         if (!account) return;
 818
 819         for (list = folder_list; list != NULL; list = list->next) {
 820                 folder = list->data;
 821                 if (folder->account == account)
 822                         folder->account = NULL;
 823                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 824                                 folder_unref_account_func, account);
 825         }
 826 }
 827
 828 #undef CREATE_FOLDER_IF_NOT_EXIST
 829
 830 gchar *folder_get_path(Folder *folder)
 831 {
 832         gchar *path;
 833
 834         g_return_val_if_fail(folder != NULL, NULL);
 835
 836         switch(FOLDER_TYPE(folder)) {
 837
 838                 case F_MH:
 839                         path = g_strdup(LOCAL_FOLDER(folder)->rootpath);
 840                         break;
 841
 842                 case F_IMAP:
 843                         g_return_val_if_fail(folder->account != NULL, NULL);
 844                         path = g_strconcat(get_imap_cache_dir(),
 845                                            G_DIR_SEPARATOR_S,
 846                                            folder->account->recv_server,
 847                                            G_DIR_SEPARATOR_S,
 848                                            folder->account->userid,
 849                                            NULL);
 850                         break;
 851
 852                 case F_NEWS:
 853                         g_return_val_if_fail(folder->account != NULL, NULL);
 854                         path = g_strconcat(get_news_cache_dir(),
 855                                            G_DIR_SEPARATOR_S,
 856                                            folder->account->nntp_server,
 857                                            NULL);
 858                         break;
 859
 860                 default:
 861                         path = NULL;
 862                         break;
 863         }
 864
 865         return path;
 866 }
 867
 868 gchar *folder_item_get_path(FolderItem *item)
 869 {
 870         gchar *folder_path;
 871         gchar *path;
 872
 873         g_return_val_if_fail(item != NULL, NULL);
 874
 875         if(FOLDER_TYPE(item->folder) != F_MBOX) {
 876                 folder_path = folder_get_path(item->folder);
 877                 g_return_val_if_fail(folder_path != NULL, NULL);
 878
 879                 if (folder_path[0] == G_DIR_SEPARATOR) {
 880                         if (item->path)
 881                                 path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
 882                                                    item->path, NULL);
 883                         else
 884                                 path = g_strdup(folder_path);
 885                 } else {
 886                         if (item->path)
 887                                 path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 888                                                    folder_path, G_DIR_SEPARATOR_S,
 889                                                    item->path, NULL);
 890                         else
 891                                 path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 892                                                    folder_path, NULL);
 893                 }
 894
 895                 g_free(folder_path);
 896         } else {
 897                 gchar *itempath;
 898
 899                 itempath = mbox_get_virtual_path(item);
 900                 if (itempath == NULL)
 901                         return NULL;
 902                 path = g_strconcat(get_mbox_cache_dir(),
 903                                           G_DIR_SEPARATOR_S, itempath, NULL);
 904                 g_free(itempath);
 905         }
 906         return path;
 907 }
 908
 909 void folder_item_set_default_flags(FolderItem *dest, MsgFlags *flags)
 910 {
 911         if (!(dest->stype == F_OUTBOX ||
 912               dest->stype == F_QUEUE  ||
 913               dest->stype == F_DRAFT  ||
 914               dest->stype == F_TRASH)) {
 915                 flags->perm_flags = MSG_NEW|MSG_UNREAD;
 916         } else {
 917                 flags->perm_flags = 0;
 918         }
 919         flags->tmp_flags = MSG_CACHED;
 920         if (dest->folder->type == F_MH) {
 921                 if (dest->stype == F_QUEUE) {
 922                         MSG_SET_TMP_FLAGS(*flags, MSG_QUEUED);
 923                 } else if (dest->stype == F_DRAFT) {
 924                         MSG_SET_TMP_FLAGS(*flags, MSG_DRAFT);
 925                 }
 926         } else if (dest->folder->type == F_IMAP) {
 927                 MSG_SET_TMP_FLAGS(*flags, MSG_IMAP);
 928         } else if (dest->folder->type == F_NEWS) {
 929                 MSG_SET_TMP_FLAGS(*flags, MSG_NEWS);
 930         }
 931 }
 932
 933 static gint folder_sort_cache_list_by_msgnum(gconstpointer a, gconstpointer b)
 934 {
 935         MsgInfo *msginfo_a = (MsgInfo *) a;
 936         MsgInfo *msginfo_b = (MsgInfo *) b;
 937
 938         return (msginfo_a->msgnum - msginfo_b->msgnum);
 939 }
 940
 941 static gint folder_sort_folder_list(gconstpointer a, gconstpointer b)
 942 {
 943         guint gint_a = GPOINTER_TO_INT(a);
 944         guint gint_b = GPOINTER_TO_INT(b);
 945
 946         return (gint_a - gint_b);
 947 }
 948
 949 gint folder_item_open(FolderItem *item)
 950 {
 951         if(((item->folder->type == F_IMAP) && !item->no_select) || (item->folder->type == F_NEWS)) {
 952                 folder_item_scan(item);
 953         }
 954
 955         /* Processing */
 956         if(item->prefs->processing != NULL) {
 957                 gchar *buf;
 958
 959                 buf = g_strdup_printf(_("Processing (%s)...\n"), item->path);
 960                 debug_print("%s\n", buf);
 961                 g_free(buf);
 962
 963                 folder_item_apply_processing(item);
 964
 965                 debug_print("done.\n");
 966         }
 967
 968         return 0;
 969 }
 970
 971 void folder_item_close(FolderItem *item)
 972 {
 973         GSList *mlist, *cur;
 974
 975         g_return_if_fail(item != NULL);
 976
 977         if (item->new) {
 978                 mlist = folder_item_get_msg_list(item);
 979                 for (cur = mlist ; cur != NULL ; cur = cur->next) {
 980                         MsgInfo * msginfo;
 981
 982                         msginfo = (MsgInfo *) cur->data;
 983                         if (MSG_IS_NEW(msginfo->flags))
 984                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW, 0);
 985                         procmsg_msginfo_free(msginfo);
 986                 }
 987                 g_slist_free(mlist);
 988         }
 989
 990         folder_item_write_cache(item);
 991
 992         folder_item_update(item, F_ITEM_UPDATE_MSGCNT);
 993 }
 994
 995 gint folder_item_scan(FolderItem *item)
 996 {
 997         Folder *folder;
 998         GSList *folder_list = NULL, *cache_list = NULL, *folder_list_cur, *cache_list_cur, *new_list = NULL;
 999         guint newcnt = 0, unreadcnt = 0, totalcnt = 0, unreadmarkedcnt = 0;
1000         guint cache_max_num, folder_max_num, cache_cur_num, folder_cur_num;
1001         gboolean update_flags = 0;
1002
1003         g_return_val_if_fail(item != NULL, -1);
1004         if (item->path == NULL) return -1;
1005
1006         folder = item->folder;
1007
1008         g_return_val_if_fail(folder != NULL, -1);
1009         g_return_val_if_fail(folder->get_num_list != NULL, -1);
1010
1011         debug_print("Scanning folder %s for cache changes.\n", item->path);
1012
1013         /* Get list of messages for folder and cache */
1014         if (folder->get_num_list(item->folder, item, &folder_list) < 0) {
1015                 debug_print("Error fetching list of message numbers\n");
1016                 return(-1);
1017         }
1018
1019         if (!folder->check_msgnum_validity ||
1020             folder->check_msgnum_validity(folder, item)) {
1021                 if (!item->cache)
1022                         folder_item_read_cache(item);
1023                 cache_list = msgcache_get_msg_list(item->cache);
1024         } else {
1025                 if (item->cache)
1026                         msgcache_destroy(item->cache);
1027                 item->cache = msgcache_new();
1028                 cache_list = NULL;
1029         }
1030
1031         /* Sort both lists */
1032         cache_list = g_slist_sort(cache_list, folder_sort_cache_list_by_msgnum);
1033         folder_list = g_slist_sort(folder_list, folder_sort_folder_list);
1034
1035         cache_list_cur = cache_list;
1036         folder_list_cur = folder_list;
1037
1038         if (cache_list_cur != NULL) {
1039                 GSList *cache_list_last;
1040
1041                 cache_cur_num = ((MsgInfo *)cache_list_cur->data)->msgnum;
1042                 cache_list_last = g_slist_last(cache_list);
1043                 cache_max_num = ((MsgInfo *)cache_list_last->data)->msgnum;
1044         } else {
1045                 cache_cur_num = G_MAXINT;
1046                 cache_max_num = 0;
1047         }
1048
1049         if (folder_list_cur != NULL) {
1050                 GSList *folder_list_last;
1051
1052                 folder_cur_num = GPOINTER_TO_INT(folder_list_cur->data);
1053                 folder_list_last = g_slist_last(folder_list);
1054                 folder_max_num = GPOINTER_TO_INT(folder_list_last->data);
1055         } else {
1056                 folder_cur_num = G_MAXINT;
1057                 folder_max_num = 0;
1058         }
1059
1060         while ((cache_cur_num != G_MAXINT) || (folder_cur_num != G_MAXINT)) {
1061                 /*
1062                  *  Message only exists in the folder
1063                  *  Remember message for fetching
1064                  */
1065                 if (folder_cur_num < cache_cur_num) {
1066                         gboolean add = FALSE;
1067
1068                         switch(folder->type) {
1069                                 case F_NEWS:
1070                                         if (folder_cur_num < cache_max_num)
1071                                                 break;
1072
1073                                         if (prefs_common.max_articles == 0) {
1074                                                 add = TRUE;
1075                                         }
1076
1077                                         if (folder_max_num <= prefs_common.max_articles) {
1078                                                 add = TRUE;
1079                                         } else if (folder_cur_num > (folder_max_num - prefs_common.max_articles)) {
1080                                                 add = TRUE;
1081                                         }
1082                                         break;
1083                                 default:
1084                                         add = TRUE;
1085                                         break;
1086                         }
1087
1088                         if (add) {
1089                                 new_list = g_slist_prepend(new_list, GINT_TO_POINTER(folder_cur_num));
1090                                 debug_print("Remembered message %d for fetching\n", folder_cur_num);
1091                         }
1092
1093                         /* Move to next folder number */
1094                         folder_list_cur = folder_list_cur->next;
1095
1096                         if (folder_list_cur != NULL)
1097                                 folder_cur_num = GPOINTER_TO_INT(folder_list_cur->data);
1098                         else
1099                                 folder_cur_num = G_MAXINT;
1100
1101                         continue;
1102                 }
1103
1104                 /*
1105                  *  Message only exists in the cache
1106                  *  Remove the message from the cache
1107                  */
1108                 if (cache_cur_num < folder_cur_num) {
1109                         msgcache_remove_msg(item->cache, cache_cur_num);
1110                         debug_print("Removed message %d from cache.\n", cache_cur_num);
1111
1112                         /* Move to next cache number */
1113                         cache_list_cur = cache_list_cur->next;
1114
1115                         if (cache_list_cur != NULL)
1116                                 cache_cur_num = ((MsgInfo *)cache_list_cur->data)->msgnum;
1117                         else
1118                                 cache_cur_num = G_MAXINT;
1119
1120                         update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
1121
1122                         continue;
1123                 }
1124
1125                 /*
1126                  *  Message number exists in folder and cache!
1127                  *  Check if the message has been modified
1128                  */
1129                 if (cache_cur_num == folder_cur_num) {
1130                         MsgInfo *msginfo;
1131
1132                         msginfo = msgcache_get_msg(item->cache, folder_cur_num);
1133                         if (folder->is_msg_changed && folder->is_msg_changed(folder, item, msginfo)) {
1134                                 MsgInfo *newmsginfo;
1135
1136                                 msgcache_remove_msg(item->cache, msginfo->msgnum);
1137
1138                                 if (NULL != (newmsginfo = folder->get_msginfo(folder, item, folder_cur_num))) {
1139                                         msgcache_add_msg(item->cache, newmsginfo);
1140                                         if (MSG_IS_NEW(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
1141                                                 newcnt++;
1142                                         if (MSG_IS_UNREAD(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
1143                                                 unreadcnt++;
1144                                         if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
1145                                                 unreadmarkedcnt++;
1146                                         if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
1147                                                 procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
1148                                         procmsg_msginfo_free(newmsginfo);
1149                                 }
1150
1151                                 debug_print("Updated msginfo for message %d.\n", folder_cur_num);
1152                         } else {
1153                                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1154                                         newcnt++;
1155                                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1156                                         unreadcnt++;
1157                                 if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1158                                         unreadmarkedcnt++;
1159                                 if (!MSG_IS_IGNORE_THREAD(msginfo->flags) && procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
1160                                         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
1161                         }
1162                         totalcnt++;
1163                         procmsg_msginfo_free(msginfo);
1164
1165                         /* Move to next folder and cache number */
1166                         cache_list_cur = cache_list_cur->next;
1167                         folder_list_cur = folder_list_cur->next;
1168
1169                         if (cache_list_cur != NULL)
1170                                 cache_cur_num = ((MsgInfo *)cache_list_cur->data)->msgnum;
1171                         else
1172                                 cache_cur_num = G_MAXINT;
1173
1174                         if (folder_list_cur != NULL)
1175                                 folder_cur_num = GPOINTER_TO_INT(folder_list_cur->data);
1176                         else
1177                                 folder_cur_num = G_MAXINT;
1178
1179                         update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
1180
1181                         continue;
1182                 }
1183         }
1184
1185         for(cache_list_cur = cache_list; cache_list_cur != NULL; cache_list_cur = g_slist_next(cache_list_cur)) {
1186                 procmsg_msginfo_free((MsgInfo *) cache_list_cur->data);
1187         }
1188
1189         g_slist_free(cache_list);
1190         g_slist_free(folder_list);
1191
1192         if (folder->get_msginfos) {
1193                 GSList *elem;
1194                 GSList *newmsg_list;
1195                 MsgInfo *msginfo;
1196
1197                 if (new_list) {
1198                         newmsg_list = folder->get_msginfos(folder, item, new_list);
1199                         for (elem = newmsg_list; elem != NULL; elem = g_slist_next(elem)) {
1200                                 msginfo = (MsgInfo *) elem->data;
1201                                 msgcache_add_msg(item->cache, msginfo);
1202                                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1203                                         newcnt++;
1204                                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1205                                         unreadcnt++;
1206                                 if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1207                                         unreadmarkedcnt++;
1208                                 if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
1209                                         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
1210                                 totalcnt++;
1211                                 procmsg_msginfo_free(msginfo);
1212
1213                                 update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
1214                         }
1215                         g_slist_free(newmsg_list);
1216                 }
1217         } else if (folder->get_msginfo) {
1218                 GSList *elem;
1219
1220                 for (elem = new_list; elem != NULL; elem = g_slist_next(elem)) {
1221                         MsgInfo *msginfo;
1222                         guint num;
1223
1224                         num = GPOINTER_TO_INT(elem->data);
1225                         msginfo = folder->get_msginfo(folder, item, num);
1226                         if (msginfo != NULL) {
1227                                 msgcache_add_msg(item->cache, msginfo);
1228                                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1229                                     newcnt++;
1230                                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1231                                     unreadcnt++;
1232                                 if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1233                                         unreadmarkedcnt++;
1234                                 if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
1235                                         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
1236                                 totalcnt++;
1237                                 procmsg_msginfo_free(msginfo);
1238                                 debug_print("Added newly found message %d to cache.\n", num);
1239                         }
1240
1241                         update_flags |= F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT;
1242                 }
1243         }
1244
1245         item->new = newcnt;
1246         item->unread = unreadcnt;
1247         item->total = totalcnt;
1248         item->unreadmarked = unreadmarkedcnt;
1249         g_slist_free(new_list);
1250
1251         folder_item_update(item, update_flags);
1252
1253         return 0;
1254 }
1255
1256 static void folder_item_scan_foreach_func(gpointer key, gpointer val,
1257                                           gpointer data)
1258 {
1259         folder_item_scan(FOLDER_ITEM(key));
1260 }
1261
1262 void folder_item_scan_foreach(GHashTable *table)
1263 {
1264         g_hash_table_foreach(table, folder_item_scan_foreach_func, NULL);
1265 }
1266
1267 void folder_count_total_cache_memusage(FolderItem *item, gpointer data)
1268 {
1269         gint *memusage = (gint *)data;
1270
1271         if (item->cache == NULL)
1272                 return;
1273
1274         *memusage += msgcache_get_memory_usage(item->cache);
1275 }
1276
1277 gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
1278 {
1279         FolderItem *fa = (FolderItem *)a;
1280         FolderItem *fb = (FolderItem *)b;
1281
1282         return (gint) (msgcache_get_last_access_time(fa->cache) - msgcache_get_last_access_time(fb->cache));
1283 }
1284
1285 void folder_find_expired_caches(FolderItem *item, gpointer data)
1286 {
1287         GSList **folder_item_list = (GSList **)data;
1288         gint difftime, expiretime;
1289
1290         if (item->cache == NULL)
1291                 return;
1292
1293         if (item->opened > 0)
1294                 return;
1295
1296         difftime = (gint) (time(NULL) - msgcache_get_last_access_time(item->cache));
1297         expiretime = prefs_common.cache_min_keep_time * 60;
1298         debug_print("Cache unused time: %d (Expire time: %d)\n", difftime, expiretime);
1299         if (difftime > expiretime) {
1300                 *folder_item_list = g_slist_insert_sorted(*folder_item_list, item, folder_cache_time_compare_func);
1301         }
1302 }
1303
1304 void folder_item_free_cache(FolderItem *item)
1305 {
1306         g_return_if_fail(item != NULL);
1307
1308         if (item->cache == NULL)
1309                 return;
1310
1311         if (item->opened > 0)
1312                 return;
1313
1314         folder_item_write_cache(item);
1315         msgcache_destroy(item->cache);
1316         item->cache = NULL;
1317 }
1318
1319 void folder_clean_cache_memory()
1320 {
1321         gint memusage = 0;
1322
1323         folder_func_to_all_folders(folder_count_total_cache_memusage, &memusage);
1324         debug_print("Total cache memory usage: %d\n", memusage);
1325
1326         if (memusage > (prefs_common.cache_max_mem_usage * 1024)) {
1327                 GSList *folder_item_list = NULL, *listitem;
1328
1329                 debug_print("Trying to free cache memory\n");
1330
1331                 folder_func_to_all_folders(folder_find_expired_caches, &folder_item_list);
1332                 listitem = folder_item_list;
1333                 while((listitem != NULL) && (memusage > (prefs_common.cache_max_mem_usage * 1024))) {
1334                         FolderItem *item = (FolderItem *)(listitem->data);
1335
1336                         debug_print("Freeing cache memory for %s\n", item->path);
1337                         memusage -= msgcache_get_memory_usage(item->cache);
1338                         folder_item_free_cache(item);
1339                         listitem = listitem->next;
1340                 }
1341                 g_slist_free(folder_item_list);
1342         }
1343 }
1344
1345 void folder_item_read_cache(FolderItem *item)
1346 {
1347         gchar *cache_file, *mark_file;
1348
1349         g_return_if_fail(item != NULL);
1350
1351         cache_file = folder_item_get_cache_file(item);
1352         mark_file = folder_item_get_mark_file(item);
1353         item->cache = msgcache_read_cache(item, cache_file);
1354         if (!item->cache) {
1355                 item->cache = msgcache_new();
1356                 folder_item_scan(item);
1357         }
1358         msgcache_read_mark(item->cache, mark_file);
1359         g_free(cache_file);
1360         g_free(mark_file);
1361
1362         folder_clean_cache_memory();
1363 }
1364
1365 void folder_item_write_cache(FolderItem *item)
1366 {
1367         gchar *cache_file, *mark_file;
1368         PrefsFolderItem *prefs;
1369         gint filemode = 0;
1370         gchar *id;
1371
1372         if (!item || !item->path || !item->cache)
1373                 return;
1374
1375         id = folder_item_get_identifier(item);
1376         debug_print("Save cache for folder %s\n", id);
1377         g_free(id);
1378
1379         cache_file = folder_item_get_cache_file(item);
1380         mark_file = folder_item_get_mark_file(item);
1381         if (msgcache_write(cache_file, mark_file, item->cache) < 0) {
1382                 prefs = item->prefs;
1383                 if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
1384                         /* for cache file */
1385                         filemode = prefs->folder_chmod;
1386                         if (filemode & S_IRGRP) filemode |= S_IWGRP;
1387                         if (filemode & S_IROTH) filemode |= S_IWOTH;
1388                         chmod(cache_file, filemode);
1389                 }
1390         }
1391
1392         g_free(cache_file);
1393         g_free(mark_file);
1394 }
1395
1396 MsgInfo *folder_item_get_msginfo(FolderItem *item, gint num)
1397 {
1398         Folder *folder;
1399         MsgInfo *msginfo;
1400
1401         g_return_val_if_fail(item != NULL, NULL);
1402
1403         folder = item->folder;
1404         if (!item->cache)
1405                 folder_item_read_cache(item);
1406
1407         if ((msginfo = msgcache_get_msg(item->cache, num)) != NULL)
1408                 return msginfo;
1409
1410         g_return_val_if_fail(folder->get_msginfo, NULL);
1411         if ((msginfo = folder->get_msginfo(folder, item, num)) != NULL) {
1412                 msgcache_add_msg(item->cache, msginfo);
1413                 return msginfo;
1414         }
1415
1416         return NULL;
1417 }
1418
1419 MsgInfo *folder_item_get_msginfo_by_msgid(FolderItem *item, const gchar *msgid)
1420 {
1421         Folder *folder;
1422         MsgInfo *msginfo;
1423
1424         g_return_val_if_fail(item != NULL, NULL);
1425
1426         folder = item->folder;
1427         if (!item->cache)
1428                 folder_item_read_cache(item);
1429
1430         if ((msginfo = msgcache_get_msg_by_id(item->cache, msgid)) != NULL)
1431                 return msginfo;
1432
1433         return NULL;
1434 }
1435
1436 GSList *folder_item_get_msg_list(FolderItem *item)
1437 {
1438         g_return_val_if_fail(item != NULL, NULL);
1439
1440         if (item->cache == 0)
1441                 folder_item_read_cache(item);
1442
1443         g_return_val_if_fail(item->cache != NULL, NULL);
1444
1445         return msgcache_get_msg_list(item->cache);
1446 }
1447
1448 gchar *folder_item_fetch_msg(FolderItem *item, gint num)
1449 {
1450         Folder *folder;
1451
1452         g_return_val_if_fail(item != NULL, NULL);
1453
1454         folder = item->folder;
1455
1456         g_return_val_if_fail(folder->fetch_msg != NULL, NULL);
1457
1458         return folder->fetch_msg(folder, item, num);
1459 }
1460
1461 gint folder_item_add_msg(FolderItem *dest, const gchar *file,
1462                          gboolean remove_source)
1463 {
1464         Folder *folder;
1465         gint num;
1466         MsgInfo *msginfo;
1467
1468         g_return_val_if_fail(dest != NULL, -1);
1469         g_return_val_if_fail(file != NULL, -1);
1470
1471         folder = dest->folder;
1472
1473         g_return_val_if_fail(folder->add_msg != NULL, -1);
1474
1475         if (!dest->cache)
1476                 folder_item_read_cache(dest);
1477
1478         num = folder->add_msg(folder, dest, file, remove_source);
1479
1480         if (num > 0) {
1481                 msginfo = folder->get_msginfo(folder, dest, num);
1482
1483                 if (msginfo != NULL) {
1484                         if (MSG_IS_NEW(msginfo->flags))
1485                                 dest->new++;
1486                         if (MSG_IS_UNREAD(msginfo->flags))
1487                                 dest->unread++;
1488                         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1489                                 dest->unreadmarked++;
1490                         if (procmsg_msg_has_flagged_parent(msginfo, MSG_IGNORE_THREAD))
1491                                 procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
1492                         dest->total++;
1493                         folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1494
1495                         msgcache_add_msg(dest->cache, msginfo);
1496
1497                         procmsg_msginfo_free(msginfo);
1498                 }
1499
1500                 dest->last_num = num;
1501         }
1502
1503         return num;
1504 }
1505
1506 /*
1507 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1508 {
1509         Folder *folder;
1510         gint num;
1511
1512         g_return_val_if_fail(dest != NULL, -1);
1513         g_return_val_if_fail(msginfo != NULL, -1);
1514
1515         folder = dest->folder;
1516         if (dest->last_num < 0) folder->scan(folder, dest);
1517
1518         num = folder->move_msg(folder, dest, msginfo);
1519         if (num > 0) dest->last_num = num;
1520
1521         return num;
1522 }
1523 */
1524
1525 FolderItem *folder_item_move_recursive (FolderItem *src, FolderItem *dest)
1526 {
1527         GSList *mlist;
1528         GSList *cur;
1529         FolderItem *new_item;
1530         FolderItem *next_item;
1531         GNode *srcnode;
1532         int cnt = 0;
1533         gchar *old_id, *new_id;
1534
1535         mlist = folder_item_get_msg_list(src);
1536
1537         /* move messages */
1538         debug_print("Moving %s to %s\n", src->path, dest->path);
1539         new_item = folder_create_folder(dest, g_basename(src->path));
1540         if (new_item == NULL) {
1541                 printf("Can't create folder\n");
1542                 return NULL;
1543         }
1544
1545         if (new_item->folder == NULL)
1546                 new_item->folder = dest->folder;
1547
1548         /* move messages */
1549         for (cur = mlist ; cur != NULL ; cur = cur->next) {
1550                 MsgInfo * msginfo;
1551                 cnt++;
1552                 if (cnt%500)
1553                         log_message(_("Moving %s to %s (%d%%)...\n"), src->name,
1554                                         new_item->path,
1555                                         100*cnt/g_slist_length(mlist));
1556                 msginfo = (MsgInfo *) cur->data;
1557                 folder_item_move_msg(new_item, msginfo);
1558
1559                 procmsg_msginfo_free(msginfo);
1560         }
1561
1562         /*copy prefs*/
1563         prefs_folder_item_copy_prefs(src, new_item);
1564         new_item->collapsed = src->collapsed;
1565         new_item->threaded  = src->threaded;
1566         new_item->ret_rcpt  = src->ret_rcpt;
1567         new_item->hide_read_msgs = src->hide_read_msgs;
1568         new_item->sort_key  = src->sort_key;
1569         new_item->sort_type = src->sort_type;
1570
1571         prefs_matcher_write_config();
1572
1573         /* recurse */
1574         srcnode = src->folder->node;
1575         srcnode = g_node_find(srcnode, G_PRE_ORDER, G_TRAVERSE_ALL, src);
1576         srcnode = srcnode->children;
1577         while (srcnode != NULL) {
1578                 if (srcnode && srcnode->data) {
1579                         next_item = (FolderItem*) srcnode->data;
1580                         srcnode = srcnode->next;
1581                         if (folder_item_move_recursive(next_item, new_item) == NULL)
1582                                 return NULL;
1583                 }
1584         }
1585         old_id = folder_item_get_identifier(src);
1586         new_id = folder_item_get_identifier(new_item);
1587         debug_print("updating rules : %s => %s\n", old_id, new_id);
1588
1589         src->folder->remove_folder(src->folder, src);
1590         folder_write_list();
1591
1592         if (old_id != NULL && new_id != NULL)
1593                 prefs_filtering_rename_path(old_id, new_id);
1594         g_free(old_id);
1595         g_free(new_id);
1596
1597         return new_item;
1598 }
1599
1600 gint folder_item_move_to(FolderItem *src, FolderItem *dest, FolderItem **new_item)
1601 {
1602         FolderItem *tmp = dest->parent;
1603         gchar * src_identifier, * dst_identifier;
1604         gchar * phys_srcpath, * phys_dstpath;
1605         GNode *src_node;
1606
1607         while (tmp) {
1608                 if (tmp == src) {
1609                         return F_MOVE_FAILED_DEST_IS_CHILD;
1610                 }
1611                 tmp = tmp->parent;
1612         }
1613
1614         tmp = src->parent;
1615
1616         src_identifier = folder_item_get_identifier(src);
1617         dst_identifier = folder_item_get_identifier(dest);
1618
1619         if(dst_identifier == NULL && dest->folder && dest->parent == NULL) {
1620                 /* dest can be a root folder */
1621                 dst_identifier = folder_get_identifier(dest->folder);
1622         }
1623         if (src_identifier == NULL || dst_identifier == NULL) {
1624                 printf("Can't get identifiers\n");
1625                 return F_MOVE_FAILED;
1626         }
1627
1628         if (src->folder != dest->folder) {
1629                 return F_MOVE_FAILED_DEST_OUTSIDE_MAILBOX;
1630         }
1631
1632         phys_srcpath = folder_item_get_path(src);
1633         phys_dstpath = g_strconcat(folder_item_get_path(dest),G_DIR_SEPARATOR_S,g_basename(phys_srcpath),NULL);
1634
1635         if (src->parent == dest || src == dest) {
1636                 g_free(src_identifier);
1637                 g_free(dst_identifier);
1638                 g_free(phys_srcpath);
1639                 g_free(phys_dstpath);
1640                 return F_MOVE_FAILED_DEST_IS_PARENT;
1641         }
1642         debug_print("moving \"%s\" to \"%s\"\n", phys_srcpath, phys_dstpath);
1643         if ((tmp = folder_item_move_recursive(src, dest)) == NULL) {
1644                 return F_MOVE_FAILED;
1645         }
1646
1647         /* update rules */
1648         src_node = g_node_find(src->folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, src);
1649         if (src_node)
1650                 g_node_destroy(src_node);
1651         else
1652                 debug_print("can't remove node: it's null!\n");
1653         /* not to much worry if remove fails, move has been done */
1654
1655         g_free(src_identifier);
1656         g_free(dst_identifier);
1657         g_free(phys_srcpath);
1658         g_free(phys_dstpath);
1659
1660         *new_item = tmp;
1661
1662         return F_MOVE_OK;
1663 }
1664
1665 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1666 {
1667         Folder *folder;
1668         gint num;
1669         Folder *src_folder;
1670
1671         g_return_val_if_fail(dest != NULL, -1);
1672         g_return_val_if_fail(msginfo != NULL, -1);
1673
1674         folder = dest->folder;
1675
1676         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1677         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1678
1679         if (!dest->cache) folder_item_read_cache(dest);
1680
1681         src_folder = msginfo->folder->folder;
1682
1683         num = folder->copy_msg(folder, dest, msginfo);
1684
1685         if (num > 0) {
1686                 MsgInfo *newmsginfo;
1687
1688                 /* Add new msginfo to dest folder */
1689                 if (NULL != (newmsginfo = folder->get_msginfo(folder, dest, num))) {
1690                         newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1691
1692                         if (dest->stype == F_OUTBOX || dest->stype == F_QUEUE  ||
1693                             dest->stype == F_DRAFT  || dest->stype == F_TRASH)
1694                                 MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1695                                                      MSG_NEW|MSG_UNREAD|MSG_DELETED);
1696                         msgcache_add_msg(dest->cache, newmsginfo);
1697
1698                         if (MSG_IS_NEW(newmsginfo->flags))
1699                                 dest->new++;
1700                         if (MSG_IS_UNREAD(newmsginfo->flags))
1701                                 dest->unread++;
1702                         if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
1703                                 dest->unreadmarked++;
1704                         if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
1705                                 procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
1706                         dest->total++;
1707                         folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1708
1709                         procmsg_msginfo_free(newmsginfo);
1710                 }
1711
1712                 /* remove source message from it's folder */
1713                 if (src_folder->remove_msg) {
1714                         src_folder->remove_msg(src_folder, msginfo->folder,
1715                                                msginfo->msgnum);
1716                         msgcache_remove_msg(msginfo->folder->cache, msginfo->msgnum);
1717
1718                         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1719                                 msginfo->folder->new--;
1720                         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1721                                 msginfo->folder->unread--;
1722                         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1723                                 msginfo->folder->unreadmarked--;
1724                         msginfo->folder->total--;
1725                         folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1726                 }
1727         }
1728
1729         if (folder->finished_copy)
1730                 folder->finished_copy(folder, dest);
1731
1732         return num;
1733 }
1734
1735 /*
1736 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1737 {
1738         Folder *folder;
1739         gint num;
1740
1741         g_return_val_if_fail(dest != NULL, -1);
1742         g_return_val_if_fail(msglist != NULL, -1);
1743
1744         folder = dest->folder;
1745         if (dest->last_num < 0) folder->scan(folder, dest);
1746
1747         num = folder->move_msgs_with_dest(folder, dest, msglist);
1748         if (num > 0) dest->last_num = num;
1749         else dest->op_count = 0;
1750
1751         return num;
1752 }
1753 */
1754
1755 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1756 {
1757         Folder *folder;
1758         FolderItem *item;
1759         GSList *newmsgnums = NULL;
1760         GSList *l, *l2;
1761         gint num;
1762
1763         g_return_val_if_fail(dest != NULL, -1);
1764         g_return_val_if_fail(msglist != NULL, -1);
1765
1766         folder = dest->folder;
1767
1768         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1769         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1770
1771         /*
1772          * Copy messages to destination folder and
1773          * store new message numbers in newmsgnums
1774          */
1775         item = NULL;
1776         for (l = msglist ; l != NULL ; l = g_slist_next(l)) {
1777                 MsgInfo * msginfo = (MsgInfo *) l->data;
1778
1779                 if (!item && msginfo->folder != NULL)
1780                         item = msginfo->folder;
1781
1782                 num = folder->copy_msg(folder, dest, msginfo);
1783                 newmsgnums = g_slist_append(newmsgnums, GINT_TO_POINTER(num));
1784         }
1785
1786         /* Read cache for dest folder */
1787         if (!dest->cache) folder_item_read_cache(dest);
1788
1789         /*
1790          * Fetch new MsgInfos for new messages in dest folder,
1791          * add them to the msgcache and update folder message counts
1792          */
1793         l2 = newmsgnums;
1794         for (l = msglist; l != NULL; l = g_slist_next(l)) {
1795                 MsgInfo *msginfo = (MsgInfo *) l->data;
1796
1797                 num = GPOINTER_TO_INT(l2->data);
1798
1799                 if (num > 0) {
1800                         MsgInfo *newmsginfo;
1801
1802                         newmsginfo = folder->get_msginfo(folder, dest, num);
1803                         if (newmsginfo) {
1804                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1805                                 if (dest->stype == F_OUTBOX ||
1806                                     dest->stype == F_QUEUE  ||
1807                                     dest->stype == F_DRAFT  ||
1808                                     dest->stype == F_TRASH)
1809                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1810                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1811                                 msgcache_add_msg(dest->cache, newmsginfo);
1812
1813                                 if (MSG_IS_NEW(newmsginfo->flags))
1814                                         dest->new++;
1815                                 if (MSG_IS_UNREAD(newmsginfo->flags))
1816                                         dest->unread++;
1817                                 if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
1818                                         dest->unreadmarked++;
1819                                 if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
1820                                         procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
1821                                 dest->total++;
1822                                 folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1823
1824                                 procmsg_msginfo_free(newmsginfo);
1825                         }
1826                 }
1827                 l2 = g_slist_next(l2);
1828         }
1829
1830         /*
1831          * Remove source messages from their folders if
1832          * copying was successfull and update folder
1833          * message counts
1834          */
1835         l2 = newmsgnums;
1836         for (l = msglist; l != NULL; l = g_slist_next(l)) {
1837                 MsgInfo *msginfo = (MsgInfo *) l->data;
1838
1839                 num = GPOINTER_TO_INT(l2->data);
1840
1841                 if (num > 0) {
1842                         item->folder->remove_msg(item->folder,
1843                                                  msginfo->folder,
1844                                                  msginfo->msgnum);
1845                         if (!item->cache)
1846                                 folder_item_read_cache(item);
1847                         msgcache_remove_msg(item->cache, msginfo->msgnum);
1848
1849                         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1850                                 msginfo->folder->new--;
1851                         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1852                                 msginfo->folder->unread--;
1853                         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
1854                                 msginfo->folder->unreadmarked--;
1855                         msginfo->folder->total--;
1856                         folder_item_update(msginfo->folder, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1857                 }
1858
1859                 l2 = g_slist_next(l2);
1860         }
1861
1862
1863         if (folder->finished_copy)
1864                 folder->finished_copy(folder, dest);
1865
1866         g_slist_free(newmsgnums);
1867         return dest->last_num;
1868 }
1869
1870 /*
1871 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1872 {
1873         Folder *folder;
1874         gint num;
1875
1876         g_return_val_if_fail(dest != NULL, -1);
1877         g_return_val_if_fail(msginfo != NULL, -1);
1878
1879         folder = dest->folder;
1880         if (dest->last_num < 0) folder->scan(folder, dest);
1881
1882         num = folder->copy_msg(folder, dest, msginfo);
1883         if (num > 0) dest->last_num = num;
1884
1885         return num;
1886 }
1887 */
1888
1889 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1890 {
1891         Folder *folder;
1892         gint num;
1893
1894         g_return_val_if_fail(dest != NULL, -1);
1895         g_return_val_if_fail(msginfo != NULL, -1);
1896
1897         folder = dest->folder;
1898
1899         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1900
1901         if (!dest->cache) folder_item_read_cache(dest);
1902
1903         num = folder->copy_msg(folder, dest, msginfo);
1904         if (num > 0) {
1905                 MsgInfo *newmsginfo;
1906
1907                 if (NULL != (newmsginfo = folder->get_msginfo(folder, dest, num))) {
1908                         newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1909                         if (dest->stype == F_OUTBOX ||
1910                             dest->stype == F_QUEUE  ||
1911                             dest->stype == F_DRAFT  ||
1912                             dest->stype == F_TRASH)
1913                                 MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1914                                                      MSG_NEW|MSG_UNREAD|MSG_DELETED);
1915                         msgcache_add_msg(dest->cache, newmsginfo);
1916
1917                         if (MSG_IS_NEW(newmsginfo->flags))
1918                                 dest->new++;
1919                         if (MSG_IS_UNREAD(newmsginfo->flags))
1920                                 dest->unread++;
1921                         if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
1922                                 dest->unreadmarked++;
1923                         if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
1924                                 procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
1925                         dest->total++;
1926                         folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
1927
1928                         procmsg_msginfo_free(newmsginfo);
1929                 }
1930         }
1931
1932         if (folder->finished_copy)
1933                 folder->finished_copy(folder, dest);
1934
1935         return num;
1936 }
1937
1938 /*
1939 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1940 {
1941         Folder *folder;
1942         gint num;
1943
1944         g_return_val_if_fail(dest != NULL, -1);
1945         g_return_val_if_fail(msglist != NULL, -1);
1946
1947         folder = dest->folder;
1948         if (dest->last_num < 0) folder->scan(folder, dest);
1949
1950         num = folder->copy_msgs_with_dest(folder, dest, msglist);
1951         if (num > 0) dest->last_num = num;
1952         else dest->op_count = 0;
1953
1954         return num;
1955 }
1956 */
1957
1958 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1959 {
1960         Folder *folder;
1961         gint num;
1962         GSList *newmsgnums = NULL;
1963         GSList *l, *l2;
1964
1965         g_return_val_if_fail(dest != NULL, -1);
1966         g_return_val_if_fail(msglist != NULL, -1);
1967
1968         folder = dest->folder;
1969
1970         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1971
1972         /*
1973          * Copy messages to destination folder and
1974          * store new message numbers in newmsgnums
1975          */
1976         for (l = msglist ; l != NULL ; l = g_slist_next(l)) {
1977                 MsgInfo * msginfo = (MsgInfo *) l->data;
1978
1979                 num = folder->copy_msg(folder, dest, msginfo);
1980                 newmsgnums = g_slist_append(newmsgnums, GINT_TO_POINTER(num));
1981         }
1982
1983         /* Read cache for dest folder */
1984         if (!dest->cache) folder_item_read_cache(dest);
1985
1986         /*
1987          * Fetch new MsgInfos for new messages in dest folder,
1988          * add them to the msgcache and update folder message counts
1989          */
1990         l2 = newmsgnums;
1991         for (l = msglist; l != NULL; l = g_slist_next(l)) {
1992                 MsgInfo *msginfo = (MsgInfo *) l->data;
1993
1994                 num = GPOINTER_TO_INT(l2->data);
1995
1996                 if (num > 0) {
1997                         MsgInfo *newmsginfo;
1998
1999                         newmsginfo = folder->get_msginfo(folder, dest, num);
2000                         if (newmsginfo) {
2001                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
2002                                 if (dest->stype == F_OUTBOX ||
2003                                     dest->stype == F_QUEUE  ||
2004                                     dest->stype == F_DRAFT  ||
2005                                     dest->stype == F_TRASH)
2006                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
2007                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
2008                                 msgcache_add_msg(dest->cache, newmsginfo);
2009
2010                                 if (MSG_IS_NEW(newmsginfo->flags))
2011                                         dest->new++;
2012                                 if (MSG_IS_UNREAD(newmsginfo->flags))
2013                                         dest->unread++;
2014                                 if (MSG_IS_UNREAD(newmsginfo->flags) && procmsg_msg_has_marked_parent(newmsginfo))
2015                                         dest->unreadmarked++;
2016                                 if (procmsg_msg_has_flagged_parent(newmsginfo, MSG_IGNORE_THREAD))
2017                                         procmsg_msginfo_set_flags(newmsginfo, MSG_IGNORE_THREAD, 0);
2018                                 dest->total++;
2019                                 folder_item_update(dest, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
2020
2021                                 procmsg_msginfo_free(newmsginfo);
2022                         }
2023                 }
2024                 l2 = g_slist_next(l2);
2025         }
2026
2027         if (folder->finished_copy)
2028                 folder->finished_copy(folder, dest);
2029
2030         g_slist_free(newmsgnums);
2031         return dest->last_num;
2032 }
2033
2034 gint folder_item_remove_msg(FolderItem *item, gint num)
2035 {
2036         Folder *folder;
2037         gint ret;
2038         MsgInfo *msginfo;
2039
2040         g_return_val_if_fail(item != NULL, -1);
2041
2042         folder = item->folder;
2043         if (!item->cache) folder_item_read_cache(item);
2044
2045         ret = folder->remove_msg(folder, item, num);
2046
2047         msginfo = msgcache_get_msg(item->cache, num);
2048         if (msginfo != NULL) {
2049                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2050                         item->new--;
2051                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2052                         item->unread--;
2053                 if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
2054                         item->unreadmarked--;
2055                 procmsg_msginfo_free(msginfo);
2056                 msgcache_remove_msg(item->cache, num);
2057         }
2058         item->total--;
2059         folder_item_update(item, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
2060
2061         return ret;
2062 }
2063
2064 gint folder_item_remove_msgs(FolderItem *item, GSList *msglist)
2065 {
2066         Folder *folder;
2067         gint ret = 0;
2068
2069         g_return_val_if_fail(item != NULL, -1);
2070         folder = item->folder;
2071         g_return_val_if_fail(folder != NULL, -1);
2072
2073         if (!item->cache) folder_item_read_cache(item);
2074
2075         if (folder->remove_msgs) {
2076                 ret = folder->remove_msgs(folder, item, msglist);
2077                 if (ret == 0)
2078                         folder_item_scan(item);
2079                 return ret;
2080         }
2081
2082         while (msglist != NULL) {
2083                 MsgInfo *msginfo = (MsgInfo *)msglist->data;
2084
2085                 ret = folder_item_remove_msg(item, msginfo->msgnum);
2086                 if (ret != 0) break;
2087                 msgcache_remove_msg(item->cache, msginfo->msgnum);
2088                 msglist = msglist->next;
2089         }
2090
2091         return ret;
2092 }
2093
2094 gint folder_item_remove_all_msg(FolderItem *item)
2095 {
2096         Folder *folder;
2097         gint result;
2098
2099         g_return_val_if_fail(item != NULL, -1);
2100
2101         folder = item->folder;
2102
2103         g_return_val_if_fail(folder->remove_all_msg != NULL, -1);
2104
2105         result = folder->remove_all_msg(folder, item);
2106
2107         if (result == 0) {
2108                 if (folder->finished_remove)
2109                         folder->finished_remove(folder, item);
2110
2111                 folder_item_free_cache(item);
2112                 item->cache = msgcache_new();
2113
2114                 item->new = 0;
2115                 item->unread = 0;
2116                 item->unreadmarked = 0;
2117                 item->total = 0;
2118                 folder_item_update(item, F_ITEM_UPDATE_MSGCNT | F_ITEM_UPDATE_CONTENT);
2119         }
2120
2121         return result;
2122 }
2123
2124 gboolean folder_item_is_msg_changed(FolderItem *item, MsgInfo *msginfo)
2125 {
2126         Folder *folder;
2127
2128         g_return_val_if_fail(item != NULL, FALSE);
2129
2130         folder = item->folder;
2131
2132         g_return_val_if_fail(folder->is_msg_changed != NULL, -1);
2133
2134         return folder->is_msg_changed(folder, item, msginfo);
2135 }
2136
2137 gchar *folder_item_get_cache_file(FolderItem *item)
2138 {
2139         gchar *path;
2140         gchar *file;
2141
2142         g_return_val_if_fail(item != NULL, NULL);
2143         g_return_val_if_fail(item->path != NULL, NULL);
2144
2145         path = folder_item_get_path(item);
2146         g_return_val_if_fail(path != NULL, NULL);
2147         if (!is_dir_exist(path))
2148                 make_dir_hier(path);
2149         file = g_strconcat(path, G_DIR_SEPARATOR_S, CACHE_FILE, NULL);
2150         g_free(path);
2151
2152         return file;
2153 }
2154
2155 gchar *folder_item_get_mark_file(FolderItem *item)
2156 {
2157         gchar *path;
2158         gchar *file;
2159
2160         g_return_val_if_fail(item != NULL, NULL);
2161         g_return_val_if_fail(item->path != NULL, NULL);
2162
2163         path = folder_item_get_path(item);
2164         g_return_val_if_fail(path != NULL, NULL);
2165         if (!is_dir_exist(path))
2166                 make_dir_hier(path);
2167         file = g_strconcat(path, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
2168         g_free(path);
2169
2170         return file;
2171 }
2172
2173 static gboolean folder_build_tree(GNode *node, gpointer data)
2174 {
2175         Folder *folder = FOLDER(data);
2176         FolderItem *item;
2177         XMLNode *xmlnode;
2178         GList *list;
2179         SpecialFolderItemType stype = F_NORMAL;
2180         const gchar *name = NULL;
2181         const gchar *path = NULL;
2182         PrefsAccount *account = NULL;
2183         gboolean no_sub = FALSE, no_select = FALSE, collapsed = FALSE,
2184                  threaded = TRUE, apply_sub = FALSE;
2185         gboolean ret_rcpt = FALSE, hidereadmsgs = FALSE; /* CLAWS */
2186         FolderSortKey sort_key = SORT_BY_NONE;
2187         FolderSortType sort_type = SORT_ASCENDING;
2188         gint new = 0, unread = 0, total = 0, unreadmarked = 0;
2189         time_t mtime = 0;
2190
2191         g_return_val_if_fail(node->data != NULL, FALSE);
2192         if (!node->parent) return FALSE;
2193
2194         xmlnode = node->data;
2195         if (strcmp2(xmlnode->tag->tag, "folderitem") != 0) {
2196                 g_warning("tag name != \"folderitem\"\n");
2197                 return FALSE;
2198         }
2199
2200         list = xmlnode->tag->attr;
2201         for (; list != NULL; list = list->next) {
2202                 XMLAttr *attr = list->data;
2203
2204                 if (!attr || !attr->name || !attr->value) continue;
2205                 if (!strcmp(attr->name, "type")) {
2206                         if (!strcasecmp(attr->value, "normal"))
2207                                 stype = F_NORMAL;
2208                         else if (!strcasecmp(attr->value, "inbox"))
2209                                 stype = F_INBOX;
2210                         else if (!strcasecmp(attr->value, "outbox"))
2211                                 stype = F_OUTBOX;
2212                         else if (!strcasecmp(attr->value, "draft"))
2213                                 stype = F_DRAFT;
2214                         else if (!strcasecmp(attr->value, "queue"))
2215                                 stype = F_QUEUE;
2216                         else if (!strcasecmp(attr->value, "trash"))
2217                                 stype = F_TRASH;
2218                 } else if (!strcmp(attr->name, "name"))
2219                         name = attr->value;
2220                 else if (!strcmp(attr->name, "path"))
2221                         path = attr->value;
2222                 else if (!strcmp(attr->name, "mtime"))
2223                         mtime = strtoul(attr->value, NULL, 10);
2224                 else if (!strcmp(attr->name, "new"))
2225                         new = atoi(attr->value);
2226                 else if (!strcmp(attr->name, "unread"))
2227                         unread = atoi(attr->value);
2228                 else if (!strcmp(attr->name, "unreadmarked"))
2229                         unreadmarked = atoi(attr->value);
2230                 else if (!strcmp(attr->name, "total"))
2231                         total = atoi(attr->value);
2232                 else if (!strcmp(attr->name, "no_sub"))
2233                         no_sub = *attr->value == '1' ? TRUE : FALSE;
2234                 else if (!strcmp(attr->name, "no_select"))
2235                         no_select = *attr->value == '1' ? TRUE : FALSE;
2236                 else if (!strcmp(attr->name, "collapsed"))
2237                         collapsed = *attr->value == '1' ? TRUE : FALSE;
2238                 else if (!strcmp(attr->name, "threaded"))
2239                         threaded =  *attr->value == '1' ? TRUE : FALSE;
2240                 else if (!strcmp(attr->name, "hidereadmsgs"))
2241                         hidereadmsgs =  *attr->value == '1' ? TRUE : FALSE;
2242                 else if (!strcmp(attr->name, "reqretrcpt"))
2243                         ret_rcpt =  *attr->value == '1' ? TRUE : FALSE;
2244                 else if (!strcmp(attr->name, "sort_key")) {
2245                         if (!strcmp(attr->value, "none"))
2246                                 sort_key = SORT_BY_NONE;
2247                         else if (!strcmp(attr->value, "number"))
2248                                 sort_key = SORT_BY_NUMBER;
2249                         else if (!strcmp(attr->value, "size"))
2250                                 sort_key = SORT_BY_SIZE;
2251                         else if (!strcmp(attr->value, "date"))
2252                                 sort_key = SORT_BY_DATE;
2253                         else if (!strcmp(attr->value, "from"))
2254                                 sort_key = SORT_BY_FROM;
2255                         else if (!strcmp(attr->value, "subject"))
2256                                 sort_key = SORT_BY_SUBJECT;
2257                         else if (!strcmp(attr->value, "score"))
2258                                 sort_key = SORT_BY_SCORE;
2259                         else if (!strcmp(attr->value, "label"))
2260                                 sort_key = SORT_BY_LABEL;
2261                         else if (!strcmp(attr->value, "mark"))
2262                                 sort_key = SORT_BY_MARK;
2263                         else if (!strcmp(attr->value, "unread"))
2264                                 sort_key = SORT_BY_UNREAD;
2265                         else if (!strcmp(attr->value, "mime"))
2266                                 sort_key = SORT_BY_MIME;
2267                         else if (!strcmp(attr->value, "to"))
2268                                 sort_key = SORT_BY_TO;
2269                         else if (!strcmp(attr->value, "locked"))
2270                                 sort_key = SORT_BY_LOCKED;
2271                 } else if (!strcmp(attr->name, "sort_type")) {
2272                         if (!strcmp(attr->value, "ascending"))
2273                                 sort_type = SORT_ASCENDING;
2274                         else
2275                                 sort_type = SORT_DESCENDING;
2276                 } else if (!strcmp(attr->name, "account_id")) {
2277                         account = account_find_from_id(atoi(attr->value));
2278                         if (!account) g_warning("account_id: %s not found\n",
2279                                                 attr->value);
2280                 } else if (!strcmp(attr->name, "apply_sub"))
2281                         apply_sub = *attr->value == '1' ? TRUE : FALSE;
2282         }
2283
2284         item = folder_item_new(folder, name, path);
2285         item->stype = stype;
2286         item->mtime = mtime;
2287         item->new = new;
2288         item->unread = unread;
2289         item->unreadmarked = unreadmarked;
2290         item->total = total;
2291         item->no_sub = no_sub;
2292         item->no_select = no_select;
2293         item->collapsed = collapsed;
2294         item->threaded  = threaded;
2295         item->hide_read_msgs  = hidereadmsgs;
2296         item->ret_rcpt  = ret_rcpt;
2297         item->sort_key  = sort_key;
2298         item->sort_type = sort_type;
2299         item->parent = FOLDER_ITEM(node->parent->data);
2300         item->folder = folder;
2301         switch (stype) {
2302         case F_INBOX:  folder->inbox  = item; break;
2303         case F_OUTBOX: folder->outbox = item; break;
2304         case F_DRAFT:  folder->draft  = item; break;
2305         case F_QUEUE:  folder->queue  = item; break;
2306         case F_TRASH:  folder->trash  = item; break;
2307         default:       break;
2308         }
2309         item->account = account;
2310         item->apply_sub = apply_sub;
2311         prefs_folder_item_read_config(item);
2312
2313         node->data = item;
2314         xml_free_node(xmlnode);
2315
2316         return FALSE;
2317 }
2318
2319 static gboolean folder_read_folder_func(GNode *node, gpointer data)
2320 {
2321         Folder *folder;
2322         XMLNode *xmlnode;
2323         GList *list;
2324         FolderType type = F_UNKNOWN;
2325         const gchar *name = NULL;
2326         const gchar *path = NULL;
2327         PrefsAccount *account = NULL;
2328         gboolean collapsed = FALSE, threaded = TRUE, apply_sub = FALSE;
2329         gboolean ret_rcpt = FALSE; /* CLAWS */
2330
2331         if (g_node_depth(node) != 2) return FALSE;
2332         g_return_val_if_fail(node->data != NULL, FALSE);
2333
2334         xmlnode = node->data;
2335         if (strcmp2(xmlnode->tag->tag, "folder") != 0) {
2336                 g_warning("tag name != \"folder\"\n");
2337                 return TRUE;
2338         }
2339         g_node_unlink(node);
2340         list = xmlnode->tag->attr;
2341         for (; list != NULL; list = list->next) {
2342                 XMLAttr *attr = list->data;
2343
2344                 if (!attr || !attr->name || !attr->value) continue;
2345                 if (!strcmp(attr->name, "type")) {
2346                         if (!strcasecmp(attr->value, "mh"))
2347                                 type = F_MH;
2348                         else if (!strcasecmp(attr->value, "mbox"))
2349                                 type = F_MBOX;
2350                         else if (!strcasecmp(attr->value, "maildir"))
2351                                 type = F_MAILDIR;
2352                         else if (!strcasecmp(attr->value, "imap"))
2353                                 type = F_IMAP;
2354                         else if (!strcasecmp(attr->value, "news"))
2355                                 type = F_NEWS;
2356                 } else if (!strcmp(attr->name, "name"))
2357                         name = attr->value;
2358                 else if (!strcmp(attr->name, "path"))
2359                         path = attr->value;
2360                 else if (!strcmp(attr->name, "collapsed"))
2361                         collapsed = *attr->value == '1' ? TRUE : FALSE;
2362                 else if (!strcmp(attr->name, "threaded"))
2363                         threaded = *attr->value == '1' ? TRUE : FALSE;
2364                 else if (!strcmp(attr->name, "account_id")) {
2365                         account = account_find_from_id(atoi(attr->value));
2366                         if (!account) g_warning("account_id: %s not found\n",
2367                                                 attr->value);
2368                 } else if (!strcmp(attr->name, "apply_sub"))
2369                         apply_sub = *attr->value == '1' ? TRUE : FALSE;
2370                 else if (!strcmp(attr->name, "reqretrcpt"))
2371                         ret_rcpt = *attr->value == '1' ? TRUE : FALSE;
2372         }
2373
2374         folder = folder_new(type, name, path);
2375         g_return_val_if_fail(folder != NULL, FALSE);
2376         folder->account = account;
2377         if (account && (type == F_IMAP || type == F_NEWS))
2378                 account->folder = REMOTE_FOLDER(folder);
2379         node->data = folder->node->data;
2380         g_node_destroy(folder->node);
2381         folder->node = node;
2382         folder_add(folder);
2383         FOLDER_ITEM(node->data)->collapsed = collapsed;
2384         FOLDER_ITEM(node->data)->threaded  = threaded;
2385         FOLDER_ITEM(node->data)->account   = account;
2386         FOLDER_ITEM(node->data)->apply_sub = apply_sub;
2387         FOLDER_ITEM(node->data)->ret_rcpt  = ret_rcpt;
2388
2389         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
2390                         folder_build_tree, folder);
2391
2392         return FALSE;
2393 }
2394
2395 static gchar *folder_get_list_path(void)
2396 {
2397         static gchar *filename = NULL;
2398
2399         if (!filename)
2400                 filename =  g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
2401                                         FOLDER_LIST, NULL);
2402
2403         return filename;
2404 }
2405
2406 #define PUT_ESCAPE_STR(fp, attr, str)                   \
2407 {                                                       \
2408         fputs(" " attr "=\"", fp);                      \
2409         xml_file_put_escape_str(fp, str);               \
2410         fputs("\"", fp);                                \
2411 }
2412
2413 static void folder_write_list_recursive(GNode *node, gpointer data)
2414 {
2415         FILE *fp = (FILE *)data;
2416         FolderItem *item;
2417         gint i, depth;
2418         static gchar *folder_type_str[] = {"mh", "mbox", "maildir", "imap",
2419                                            "news", "unknown"};
2420         static gchar *folder_item_stype_str[] = {"normal", "inbox", "outbox",
2421                                                  "draft", "queue", "trash"};
2422         static gchar *sort_key_str[] = {"none", "number", "size", "date",
2423                                         "from", "subject", "score", "label",
2424                                         "mark", "unread", "mime", "to",
2425                                         "locked"};
2426         g_return_if_fail(node != NULL);
2427         g_return_if_fail(fp != NULL);
2428
2429         item = FOLDER_ITEM(node->data);
2430         g_return_if_fail(item != NULL);
2431
2432         depth = g_node_depth(node);
2433         for (i = 0; i < depth; i++)
2434                 fputs("    ", fp);
2435         if (depth == 1) {
2436                 Folder *folder = item->folder;
2437
2438                 fprintf(fp, "<folder type=\"%s\"", folder_type_str[folder->type]);
2439                 if (folder->name)
2440                         PUT_ESCAPE_STR(fp, "name", folder->name);
2441                 if (folder->type == F_MH || folder->type == F_MBOX)
2442                         PUT_ESCAPE_STR(fp, "path",
2443                                        LOCAL_FOLDER(folder)->rootpath);
2444                 if (item->collapsed && node->children)
2445                         fputs(" collapsed=\"1\"", fp);
2446                 if (folder->account)
2447                         fprintf(fp, " account_id=\"%d\"",
2448                                 folder->account->account_id);
2449                 if (item->apply_sub)
2450                         fputs(" apply_sub=\"1\"", fp);
2451                 if (item->ret_rcpt)
2452                         fputs(" reqretrcpt=\"1\"", fp);
2453         } else {
2454                 fprintf(fp, "<folderitem type=\"%s\"",
2455                         folder_item_stype_str[item->stype]);
2456                 if (item->name)
2457                         PUT_ESCAPE_STR(fp, "name", item->name);
2458                 if (item->path)
2459                         PUT_ESCAPE_STR(fp, "path", item->path);
2460
2461                 if (item->no_sub)
2462                         fputs(" no_sub=\"1\"", fp);
2463                 if (item->no_select)
2464                         fputs(" no_select=\"1\"", fp);
2465                 if (item->collapsed && node->children)
2466                         fputs(" collapsed=\"1\"", fp);
2467                 if (item->threaded)
2468                         fputs(" threaded=\"1\"", fp);
2469                 else
2470                         fputs(" threaded=\"0\"", fp);
2471                 if (item->hide_read_msgs)
2472                         fputs(" hidereadmsgs=\"1\"", fp);
2473                 else
2474                         fputs(" hidereadmsgs=\"0\"", fp);
2475                 if (item->ret_rcpt)
2476                         fputs(" reqretrcpt=\"1\"", fp);
2477
2478                 if (item->sort_key != SORT_BY_NONE) {
2479                         fprintf(fp, " sort_key=\"%s\"",
2480                                 sort_key_str[item->sort_key]);
2481                         if (item->sort_type == SORT_ASCENDING)
2482                                 fprintf(fp, " sort_type=\"ascending\"");
2483                         else
2484                                 fprintf(fp, " sort_type=\"descending\"");
2485                 }
2486
2487                 fprintf(fp,
2488                         " mtime=\"%lu\" new=\"%d\" unread=\"%d\" unreadmarked=\"%d\" total=\"%d\"",
2489                         item->mtime, item->new, item->unread, item->unreadmarked, item->total);
2490
2491                 if (item->account)
2492                         fprintf(fp, " account_id=\"%d\"",
2493                                 item->account->account_id);
2494                 if (item->apply_sub)
2495                         fputs(" apply_sub=\"1\"", fp);
2496         }
2497
2498         if (node->children) {
2499                 GNode *child;
2500                 fputs(">\n", fp);
2501
2502                 child = node->children;
2503                 while (child) {
2504                         GNode *cur;
2505
2506                         cur = child;
2507                         child = cur->next;
2508                         folder_write_list_recursive(cur, data);
2509                 }
2510
2511                 for (i = 0; i < depth; i++)
2512                         fputs("    ", fp);
2513                 fprintf(fp, "</%s>\n", depth == 1 ? "folder" : "folderitem");
2514         } else
2515                 fputs(" />\n", fp);
2516 }
2517
2518 static void folder_update_op_count_rec(GNode *node)
2519 {
2520         FolderItem *fitem = FOLDER_ITEM(node->data);
2521
2522         if (g_node_depth(node) > 0) {
2523                 if (fitem->op_count > 0) {
2524                         fitem->op_count = 0;
2525                         folder_item_update(fitem, F_ITEM_UPDATE_MSGCNT);
2526                 }
2527                 if (node->children) {
2528                         GNode *child;
2529
2530                         child = node->children;
2531                         while (child) {
2532                                 GNode *cur;
2533
2534                                 cur = child;
2535                                 child = cur->next;
2536                                 folder_update_op_count_rec(cur);
2537                         }
2538                 }
2539         }
2540 }
2541
2542 void folder_update_op_count() {
2543         GList *cur;
2544         Folder *folder;
2545
2546         for (cur = folder_list; cur != NULL; cur = cur->next) {
2547                 folder = cur->data;
2548                 folder_update_op_count_rec(folder->node);
2549         }
2550 }
2551
2552 typedef struct _type_str {
2553         gchar * str;
2554         gint type;
2555 } type_str;
2556
2557
2558 /*
2559 static gchar * folder_item_get_tree_identifier(FolderItem * item)
2560 {
2561         if (item->parent != NULL) {
2562                 gchar * path;
2563                 gchar * id;
2564
2565                 path = folder_item_get_tree_identifier(item->parent);
2566                 if (path == NULL)
2567                         return NULL;
2568
2569                 id = g_strconcat(path, "/", item->name, NULL);
2570                 g_free(path);
2571
2572                 return id;
2573         }
2574         else {
2575                 return g_strconcat("/", item->name, NULL);
2576         }
2577 }
2578 */
2579
2580 /* CLAWS: temporary local folder for filtering */
2581 static Folder *processing_folder;
2582 static FolderItem *processing_folder_item;
2583
2584 static void folder_create_processing_folder(void)
2585 {
2586 #define PROCESSING_FOLDER ".processing"
2587         Folder     *tmpparent;
2588         gchar      *tmpname;
2589
2590         tmpparent = folder_get_default_folder();
2591         g_assert(tmpparent);
2592         debug_print("tmpparentroot %s\n", LOCAL_FOLDER(tmpparent)->rootpath);
2593         if (LOCAL_FOLDER(tmpparent)->rootpath[0] == '/')
2594                 tmpname = g_strconcat(LOCAL_FOLDER(tmpparent)->rootpath,
2595                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2596                                       NULL);
2597         else
2598                 tmpname = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
2599                                       LOCAL_FOLDER(tmpparent)->rootpath,
2600                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2601                                       NULL);
2602
2603         processing_folder = folder_new(F_MH, "PROCESSING", LOCAL_FOLDER(tmpparent)->rootpath);
2604         g_assert(processing_folder);
2605
2606         if (!is_dir_exist(tmpname)) {
2607                 debug_print("*TMP* creating %s\n", tmpname);
2608                 processing_folder_item = processing_folder->create_folder(processing_folder,
2609                                                                           processing_folder->node->data,
2610                                                                           PROCESSING_FOLDER);
2611                 g_assert(processing_folder_item);
2612         }
2613         else {
2614                 debug_print("*TMP* already created\n");
2615                 processing_folder_item = folder_item_new(processing_folder, ".processing", ".processing");
2616                 g_assert(processing_folder_item);
2617                 folder_item_append(processing_folder->node->data, processing_folder_item);
2618         }
2619         g_free(tmpname);
2620 }
2621
2622 FolderItem *folder_get_default_processing(void)
2623 {
2624         if (!processing_folder_item) {
2625                 folder_create_processing_folder();
2626         }
2627         return processing_folder_item;
2628 }
2629
2630 /* folder_persist_prefs_new() - return hash table with persistent
2631  * settings (and folder name as key).
2632  * (note that in claws other options are in the PREFS_FOLDER_ITEM_RC
2633  * file, so those don't need to be included in PersistPref yet)
2634  */
2635 GHashTable *folder_persist_prefs_new(Folder *folder)
2636 {
2637         GHashTable *pptable;
2638
2639         g_return_val_if_fail(folder, NULL);
2640         pptable = g_hash_table_new(g_str_hash, g_str_equal);
2641         folder_get_persist_prefs_recursive(folder->node, pptable);
2642         return pptable;
2643 }
2644
2645 void folder_persist_prefs_free(GHashTable *pptable)
2646 {
2647         g_return_if_fail(pptable);
2648         g_hash_table_foreach_remove(pptable, persist_prefs_free, NULL);
2649         g_hash_table_destroy(pptable);
2650 }
2651
2652 const PersistPrefs *folder_get_persist_prefs(GHashTable *pptable, const char *name)
2653 {
2654         if (pptable == NULL || name == NULL) return NULL;
2655         return g_hash_table_lookup(pptable, name);
2656 }
2657
2658 void folder_item_restore_persist_prefs(FolderItem *item, GHashTable *pptable)
2659 {
2660         const PersistPrefs *pp;
2661         gchar *id = folder_item_get_identifier(item);
2662
2663         pp = folder_get_persist_prefs(pptable, id);
2664         g_free(id);
2665
2666         if (!pp) return;
2667
2668         /* CLAWS: since not all folder properties have been migrated to
2669          * folderlist.xml, we need to call the old stuff first before
2670          * setting things that apply both to Main and Claws. */
2671         prefs_folder_item_read_config(item);
2672
2673         item->collapsed = pp->collapsed;
2674         item->threaded  = pp->threaded;
2675         item->ret_rcpt  = pp->ret_rcpt;
2676         item->hide_read_msgs = pp->hide_read_msgs;
2677         item->sort_key  = pp->sort_key;
2678         item->sort_type = pp->sort_type;
2679 }
2680
2681 static void folder_get_persist_prefs_recursive(GNode *node, GHashTable *pptable)
2682 {
2683         FolderItem *item = FOLDER_ITEM(node->data);
2684         PersistPrefs *pp;
2685         GNode *child, *cur;
2686         gchar *id;
2687
2688         g_return_if_fail(node != NULL);
2689         g_return_if_fail(item != NULL);
2690
2691         /* NOTE: item->path == NULL means top level folder; not interesting
2692          * to store preferences of that one.  */
2693         if (item->path) {
2694                 id = folder_item_get_identifier(item);
2695                 pp = g_new0(PersistPrefs, 1);
2696                 g_return_if_fail(pp != NULL);
2697                 pp->collapsed = item->collapsed;
2698                 pp->threaded  = item->threaded;
2699                 pp->ret_rcpt  = item->ret_rcpt;
2700                 pp->hide_read_msgs = item->hide_read_msgs;
2701                 pp->sort_key  = item->sort_key;
2702                 pp->sort_type = item->sort_type;
2703                 g_hash_table_insert(pptable, id, pp);
2704         }
2705
2706         if (node->children) {
2707                 child = node->children;
2708                 while (child) {
2709                         cur = child;
2710                         child = cur->next;
2711                         folder_get_persist_prefs_recursive(cur, pptable);
2712                 }
2713         }
2714 }
2715
2716 static gboolean persist_prefs_free(gpointer key, gpointer val, gpointer data)
2717 {
2718         if (key)
2719                 g_free(key);
2720         if (val)
2721                 g_free(val);
2722         return TRUE;
2723 }
2724
2725 void folder_item_apply_processing(FolderItem *item)
2726 {
2727         GSList *processing_list;
2728         GSList *mlist, *cur;
2729
2730         g_return_if_fail(item != NULL);
2731
2732         processing_list = item->prefs->processing;
2733         if (processing_list == NULL)
2734                 return;
2735
2736         folder_item_update_freeze();
2737
2738         mlist = folder_item_get_msg_list(item);
2739         for (cur = mlist ; cur != NULL ; cur = cur->next) {
2740                 MsgInfo * msginfo;
2741
2742                 msginfo = (MsgInfo *) cur->data;
2743                 filter_message_by_msginfo(processing_list, msginfo);
2744                 procmsg_msginfo_free(msginfo);
2745         }
2746         g_slist_free(mlist);
2747
2748         folder_item_update_thaw();
2749 }
2750
2751 /*
2752  *  functions for handling FolderItem content changes
2753  */
2754 static gint folder_item_update_freeze_cnt = 0;
2755
2756 /**
2757  * Notify the folder system about changes to a folder. If the
2758  * update system is not frozen the FOLDER_ITEM_UPDATE_HOOKLIST will
2759  * be invoked, otherwise the changes will be remebered until
2760  * the folder system is thawed.
2761  *
2762  * \param item The FolderItem that was changed
2763  * \param update_flags Type of changed that was made
2764  */
2765 void folder_item_update(FolderItem *item, FolderItemUpdateFlags update_flags)
2766 {
2767         if (folder_item_update_freeze_cnt == 0) {
2768                 FolderItemUpdateData source;
2769
2770                 source.item = item;
2771                 source.update_flags = update_flags;
2772                 hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
2773         } else {
2774                 item->update_flags |= update_flags;
2775         }
2776 }
2777
2778 void folder_item_update_recursive(FolderItem *item, FolderItemUpdateFlags update_flags)
2779 {
2780         GNode *node = item->folder->node;
2781
2782         node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, item);
2783         node = node->children;
2784
2785         folder_item_update(item, update_flags);
2786         while (node != NULL) {
2787                 if (node && node->data) {
2788                         FolderItem *next_item = (FolderItem*) node->data;
2789
2790                         folder_item_update(next_item, update_flags);
2791                 }
2792                 node = node->next;
2793         }
2794 }
2795
2796 void folder_item_update_freeze()
2797 {
2798         folder_item_update_freeze_cnt++;
2799 }
2800
2801 static void folder_item_update_func(FolderItem *item, gpointer data)
2802 {
2803         FolderItemUpdateData source;
2804
2805         if (item->update_flags) {
2806                 source.item = item;
2807                 source.update_flags = item->update_flags;
2808                 hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
2809                 item->update_flags = 0;
2810         }
2811 }
2812
2813 void folder_item_update_thaw()
2814 {
2815         if (folder_item_update_freeze_cnt > 0)
2816                 folder_item_update_freeze_cnt--;
2817         if (folder_item_update_freeze_cnt == 0) {
2818                 /* Update all folders */
2819                 folder_func_to_all_folders(folder_item_update_func, NULL);
2820         }
2821 }
2822
2823 #undef PUT_ESCAPE_STR