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 "folderview.h"
  37 #include "session.h"
  38 #include "imap.h"
  39 #include "news.h"
  40 #include "mh.h"
  41 #include "mbox_folder.h"
  42 #include "utils.h"
  43 #include "xml.h"
  44 #include "codeconv.h"
  45 #include "prefs.h"
  46 #include "prefs_common.h"
  47 #include "account.h"
  48 #include "prefs_account.h"
  49 #include "filtering.h"
  50 #include "scoring.h"
  51 #include "prefs_folder_item.h"
  52 #include "procheader.h"
  53
  54 static GList *folder_list = NULL;
  55
  56 static void folder_init         (Folder         *folder,
  57                                  const gchar    *name);
  58
  59 static gboolean folder_read_folder_func (GNode          *node,
  60                                          gpointer        data);
  61 static gchar *folder_get_list_path      (void);
  62 static void folder_write_list_recursive (GNode          *node,
  63                                          gpointer        data);
  64 static void folder_update_op_count_rec  (GNode          *node);
  65
  66
  67 static void folder_get_persist_prefs_recursive
  68                                         (GNode *node, GHashTable *pptable);
  69 static gboolean persist_prefs_free      (gpointer key, gpointer val, gpointer data);
  70 void folder_item_read_cache             (FolderItem *item);
  71 void folder_item_free_cache             (FolderItem *item);
  72
  73 Folder *folder_new(FolderType type, const gchar *name, const gchar *path)
  74 {
  75         Folder *folder = NULL;
  76
  77         name = name ? name : path;
  78         switch (type) {
  79         case F_MBOX:
  80                 folder = mbox_folder_new(name, path);
  81                 break;
  82         case F_MH:
  83                 folder = mh_folder_new(name, path);
  84                 break;
  85         case F_IMAP:
  86                 folder = imap_folder_new(name, path);
  87                 break;
  88         case F_NEWS:
  89                 folder = news_folder_new(name, path);
  90                 break;
  91         default:
  92                 return NULL;
  93         }
  94
  95         return folder;
  96 }
  97
  98 static void folder_init(Folder *folder, const gchar *name)
  99 {
 100         FolderItem *item;
 101
 102         g_return_if_fail(folder != NULL);
 103
 104         folder_set_name(folder, name);
 105
 106         /* Init folder data */
 107         folder->type = F_UNKNOWN;
 108         folder->account = NULL;
 109         folder->inbox = NULL;
 110         folder->outbox = NULL;
 111         folder->draft = NULL;
 112         folder->queue = NULL;
 113         folder->trash = NULL;
 114
 115         /* Init Folder functions */
 116         folder->fetch_msg = NULL;
 117         folder->fetch_msginfo = NULL;
 118         folder->fetch_msginfos = NULL;
 119         folder->get_num_list = NULL;
 120         folder->ui_func = NULL;
 121         folder->ui_func_data = NULL;
 122         folder->check_msgnum_validity = NULL;
 123
 124         /* Create root folder item */
 125         item = folder_item_new(name, NULL);
 126         item->folder = folder;
 127         folder->node = g_node_new(item);
 128         folder->data = NULL;
 129 }
 130
 131 void folder_local_folder_init(Folder *folder, const gchar *name,
 132                               const gchar *path)
 133 {
 134         folder_init(folder, name);
 135         LOCAL_FOLDER(folder)->rootpath = g_strdup(path);
 136 }
 137
 138 void folder_remote_folder_init(Folder *folder, const gchar *name,
 139                                const gchar *path)
 140 {
 141         folder_init(folder, name);
 142         REMOTE_FOLDER(folder)->session = NULL;
 143 }
 144
 145 void folder_destroy(Folder *folder)
 146 {
 147         g_return_if_fail(folder != NULL);
 148
 149         switch (folder->type) {
 150         case F_MBOX:
 151                 mbox_folder_destroy(MBOX_FOLDER(folder));
 152         case F_MH:
 153                 mh_folder_destroy(MH_FOLDER(folder));
 154                 break;
 155         case F_IMAP:
 156                 imap_folder_destroy(IMAP_FOLDER(folder));
 157                 break;
 158         case F_NEWS:
 159                 news_folder_destroy(NEWS_FOLDER(folder));
 160                 break;
 161         default:
 162                 break;
 163         }
 164
 165         folder_list = g_list_remove(folder_list, folder);
 166
 167         folder_tree_destroy(folder);
 168         g_free(folder->name);
 169         g_free(folder);
 170 }
 171
 172 void folder_local_folder_destroy(LocalFolder *lfolder)
 173 {
 174         g_return_if_fail(lfolder != NULL);
 175
 176         g_free(lfolder->rootpath);
 177 }
 178
 179 void folder_remote_folder_destroy(RemoteFolder *rfolder)
 180 {
 181         g_return_if_fail(rfolder != NULL);
 182
 183         if (rfolder->session)
 184                 session_destroy(rfolder->session);
 185 }
 186
 187 #if 0
 188 Folder *mbox_folder_new(const gchar *name, const gchar *path)
 189 {
 190         /* not yet implemented */
 191         return NULL;
 192 }
 193
 194 Folder *maildir_folder_new(const gchar *name, const gchar *path)
 195 {
 196         /* not yet implemented */
 197         return NULL;
 198 }
 199 #endif
 200
 201 FolderItem *folder_item_new(const gchar *name, const gchar *path)
 202 {
 203         FolderItem *item;
 204
 205         item = g_new0(FolderItem, 1);
 206
 207         item->stype = F_NORMAL;
 208         item->name = g_strdup(name);
 209         item->path = g_strdup(path);
 210         item->account = NULL;
 211         item->mtime = 0;
 212         item->new = 0;
 213         item->unread = 0;
 214         item->total = 0;
 215         item->last_num = -1;
 216         item->cache = NULL;
 217         item->no_sub = FALSE;
 218         item->no_select = FALSE;
 219         item->collapsed = FALSE;
 220         item->threaded  = TRUE;
 221         item->ret_rcpt  = FALSE;
 222         item->opened    = FALSE;
 223         item->parent = NULL;
 224         item->folder = NULL;
 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         g_free(item);
 278 }
 279
 280 void folder_set_ui_func(Folder *folder, FolderUIFunc func, gpointer data)
 281 {
 282         g_return_if_fail(folder != NULL);
 283
 284         folder->ui_func = func;
 285         folder->ui_func_data = data;
 286 }
 287
 288 void folder_set_name(Folder *folder, const gchar *name)
 289 {
 290         g_return_if_fail(folder != NULL);
 291
 292         g_free(folder->name);
 293         folder->name = name ? g_strdup(name) : NULL;
 294         if (folder->node && folder->node->data) {
 295                 FolderItem *item = (FolderItem *)folder->node->data;
 296
 297                 g_free(item->name);
 298                 item->name = name ? g_strdup(name) : NULL;
 299         }
 300 }
 301
 302 gboolean folder_tree_destroy_func(GNode *node, gpointer data) {
 303         FolderItem *item = (FolderItem *) node->data;
 304
 305         folder_item_destroy(item);
 306         return FALSE;
 307 }
 308
 309 void folder_tree_destroy(Folder *folder)
 310 {
 311         prefs_scoring_clear();
 312         prefs_filtering_clear();
 313
 314         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_tree_destroy_func, NULL);
 315         g_node_destroy(folder->node);
 316
 317         folder->inbox = NULL;
 318         folder->outbox = NULL;
 319         folder->draft = NULL;
 320         folder->queue = NULL;
 321         folder->trash = NULL;
 322         folder->node = NULL;
 323 }
 324
 325 void folder_add(Folder *folder)
 326 {
 327         Folder *cur_folder;
 328         GList *cur;
 329         gint i;
 330
 331         g_return_if_fail(folder != NULL);
 332
 333         for (i = 0, cur = folder_list; cur != NULL; cur = cur->next, i++) {
 334                 cur_folder = FOLDER(cur->data);
 335                 if (folder->type == F_MH) {
 336                         if (cur_folder->type != F_MH) break;
 337                 } else if (folder->type == F_MBOX) {
 338                         if (cur_folder->type != F_MH &&
 339                             cur_folder->type != F_MBOX) break;
 340                 } else if (folder->type == F_IMAP) {
 341                         if (cur_folder->type != F_MH &&
 342                             cur_folder->type != F_MBOX &&
 343                             cur_folder->type != F_IMAP) break;
 344                 } else if (folder->type == F_NEWS) {
 345                         if (cur_folder->type != F_MH &&
 346                             cur_folder->type != F_MBOX &&
 347                             cur_folder->type != F_IMAP &&
 348                             cur_folder->type != F_NEWS) break;
 349                 }
 350         }
 351
 352         folder_list = g_list_insert(folder_list, folder, i);
 353 }
 354
 355 GList *folder_get_list(void)
 356 {
 357         return folder_list;
 358 }
 359
 360 gint folder_read_list(void)
 361 {
 362         GNode *node;
 363         XMLNode *xmlnode;
 364         gchar *path;
 365
 366         path = folder_get_list_path();
 367         if (!is_file_exist(path)) return -1;
 368         node = xml_parse_file(path);
 369         if (!node) return -1;
 370
 371         xmlnode = node->data;
 372         if (strcmp2(xmlnode->tag->tag, "folderlist") != 0) {
 373                 g_warning("wrong folder list\n");
 374                 xml_free_tree(node);
 375                 return -1;
 376         }
 377
 378         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, 2,
 379                         folder_read_folder_func, NULL);
 380
 381         xml_free_tree(node);
 382         if (folder_list)
 383                 return 0;
 384         else
 385                 return -1;
 386 }
 387
 388 void folder_write_list(void)
 389 {
 390         GList *list;
 391         Folder *folder;
 392         gchar *path;
 393         PrefFile *pfile;
 394
 395         path = folder_get_list_path();
 396         if ((pfile = prefs_write_open(path)) == NULL) return;
 397
 398         fprintf(pfile->fp, "<?xml version=\"1.0\" encoding=\"%s\"?>\n",
 399                 conv_get_current_charset_str());
 400         fputs("\n<folderlist>\n", pfile->fp);
 401
 402         for (list = folder_list; list != NULL; list = list->next) {
 403                 folder = list->data;
 404                 folder_write_list_recursive(folder->node, pfile->fp);
 405         }
 406
 407         fputs("</folderlist>\n", pfile->fp);
 408
 409         if (prefs_write_close(pfile) < 0)
 410                 g_warning("failed to write folder list.\n");
 411 }
 412
 413 gboolean folder_scan_tree_func(GNode *node, gpointer data)
 414 {
 415         GHashTable *pptable = (GHashTable *)data;
 416         FolderItem *item = (FolderItem *)node->data;
 417
 418         folder_item_restore_persist_prefs(item, pptable);
 419 }
 420
 421 void folder_scan_tree(Folder *folder)
 422 {
 423         GHashTable *pptable;
 424
 425         if(!folder->scan_tree)
 426                 return;
 427
 428         pptable = folder_persist_prefs_new(folder);
 429         folder_tree_destroy(folder);
 430
 431         folder->scan_tree(folder);
 432
 433         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_scan_tree_func, pptable);
 434         folder_persist_prefs_free(pptable);
 435
 436         prefs_matcher_read_config();
 437 }
 438
 439 struct TotalMsgCount
 440 {
 441         guint new;
 442         guint unread;
 443         guint total;
 444 };
 445
 446 struct FuncToAllFoldersData
 447 {
 448         FolderItemFunc  function;
 449         gpointer        data;
 450 };
 451
 452 static gboolean folder_func_to_all_folders_func(GNode *node, gpointer data)
 453 {
 454         FolderItem *item;
 455         struct FuncToAllFoldersData *function_data = (struct FuncToAllFoldersData *) data;
 456
 457         g_return_val_if_fail(node->data != NULL, FALSE);
 458
 459         item = FOLDER_ITEM(node->data);
 460         g_return_val_if_fail(item != NULL, FALSE);
 461
 462         function_data->function(item, function_data->data);
 463
 464         return FALSE;
 465 }
 466
 467 void folder_func_to_all_folders(FolderItemFunc function, gpointer data)
 468 {
 469         GList *list;
 470         Folder *folder;
 471         struct FuncToAllFoldersData function_data;
 472
 473         function_data.function = function;
 474         function_data.data = data;
 475
 476         for (list = folder_list; list != NULL; list = list->next) {
 477                 folder = FOLDER(list->data);
 478                 if (folder->node)
 479                         g_node_traverse(folder->node, G_PRE_ORDER,
 480                                         G_TRAVERSE_ALL, -1,
 481                                         folder_func_to_all_folders_func,
 482                                         &function_data);
 483         }
 484 }
 485
 486 static void folder_count_total_msgs_func(FolderItem *item, gpointer data)
 487 {
 488         struct TotalMsgCount *count = (struct TotalMsgCount *)data;
 489
 490         count->new += item->new;
 491         count->unread += item->unread;
 492         count->total += item->total;
 493 }
 494
 495 void folder_count_total_msgs(guint *new, guint *unread, guint *total)
 496 {
 497         struct TotalMsgCount count;
 498
 499         count.new = count.unread = count.total = 0;
 500
 501         debug_print(_("Counting total number of messages...\n"));
 502
 503         folder_func_to_all_folders(folder_count_total_msgs_func, &count);
 504
 505         *new = count.new;
 506         *unread = count.unread;
 507         *total = count.total;
 508 }
 509
 510 Folder *folder_find_from_path(const gchar *path)
 511 {
 512         GList *list;
 513         Folder *folder;
 514
 515         for (list = folder_list; list != NULL; list = list->next) {
 516                 folder = list->data;
 517                 if ((folder->type == F_MH || folder->type == F_MBOX) &&
 518                     !path_cmp(LOCAL_FOLDER(folder)->rootpath, path))
 519                         return folder;
 520         }
 521
 522         return NULL;
 523 }
 524
 525 Folder *folder_find_from_name(const gchar *name, FolderType type)
 526 {
 527         GList *list;
 528         Folder *folder;
 529
 530         for (list = folder_list; list != NULL; list = list->next) {
 531                 folder = list->data;
 532                 if (folder->type == type && strcmp2(name, folder->name) == 0)
 533                         return folder;
 534         }
 535
 536         return NULL;
 537 }
 538
 539 static gboolean folder_item_find_func(GNode *node, gpointer data)
 540 {
 541         FolderItem *item = node->data;
 542         gpointer *d = data;
 543         const gchar *path = d[0];
 544
 545         if (path_cmp(path, item->path) != 0)
 546                 return FALSE;
 547
 548         d[1] = item;
 549
 550         return TRUE;
 551 }
 552
 553 FolderItem *folder_find_item_from_path(const gchar *path)
 554 {
 555         Folder *folder;
 556         gpointer d[2];
 557
 558         folder = folder_get_default_folder();
 559         g_return_val_if_fail(folder != NULL, NULL);
 560
 561         d[0] = (gpointer)path;
 562         d[1] = NULL;
 563         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 564                         folder_item_find_func, d);
 565         return d[1];
 566 }
 567
 568 static const struct {
 569         gchar *str;
 570         FolderType type;
 571 } type_str_table[] = {
 572         {"#mh"     , F_MH},
 573         {"#mbox"   , F_MBOX},
 574         {"#maildir", F_MAILDIR},
 575         {"#imap"   , F_IMAP},
 576         {"#news"   , F_NEWS}
 577 };
 578
 579 static gchar *folder_get_type_string(FolderType type)
 580 {
 581         gint i;
 582
 583         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 584              i++) {
 585                 if (type_str_table[i].type == type)
 586                         return type_str_table[i].str;
 587         }
 588
 589         return NULL;
 590 }
 591
 592 static FolderType folder_get_type_from_string(const gchar *str)
 593 {
 594         gint i;
 595
 596         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 597              i++) {
 598                 if (g_strcasecmp(type_str_table[i].str, str) == 0)
 599                         return type_str_table[i].type;
 600         }
 601
 602         return F_UNKNOWN;
 603 }
 604
 605 gchar *folder_get_identifier(Folder *folder)
 606 {
 607         gchar *type_str;
 608
 609         g_return_val_if_fail(folder != NULL, NULL);
 610
 611         type_str = folder_get_type_string(folder->type);
 612         return g_strconcat(type_str, "/", folder->name, NULL);
 613 }
 614
 615 gchar *folder_item_get_identifier(FolderItem *item)
 616 {
 617         gchar *id;
 618         gchar *folder_id;
 619
 620         g_return_val_if_fail(item != NULL, NULL);
 621         g_return_val_if_fail(item->path != NULL, NULL);
 622
 623         folder_id = folder_get_identifier(item->folder);
 624         id = g_strconcat(folder_id, "/", item->path, NULL);
 625         g_free(folder_id);
 626
 627         return id;
 628 }
 629
 630 FolderItem *folder_find_item_from_identifier(const gchar *identifier)
 631 {
 632         Folder *folder;
 633         gpointer d[2];
 634         gchar *str;
 635         gchar *p;
 636         gchar *name;
 637         gchar *path;
 638         FolderType type;
 639
 640         g_return_val_if_fail(identifier != NULL, NULL);
 641
 642         if (*identifier != '#')
 643                 return folder_find_item_from_path(identifier);
 644
 645         Xstrdup_a(str, identifier, return NULL);
 646
 647         p = strchr(str, '/');
 648         if (!p)
 649                 return folder_find_item_from_path(identifier);
 650         *p = '\0';
 651         p++;
 652         type = folder_get_type_from_string(str);
 653         if (type == F_UNKNOWN)
 654                 return folder_find_item_from_path(identifier);
 655
 656         name = p;
 657         p = strchr(p, '/');
 658         if (!p)
 659                 return folder_find_item_from_path(identifier);
 660         *p = '\0';
 661         p++;
 662
 663         folder = folder_find_from_name(name, type);
 664         if (!folder)
 665                 return folder_find_item_from_path(identifier);
 666
 667         path = p;
 668
 669         d[0] = (gpointer)path;
 670         d[1] = NULL;
 671         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 672                         folder_item_find_func, d);
 673         return d[1];
 674 }
 675
 676 Folder *folder_get_default_folder(void)
 677 {
 678         return folder_list ? FOLDER(folder_list->data) : NULL;
 679 }
 680
 681 FolderItem *folder_get_default_inbox(void)
 682 {
 683         Folder *folder;
 684
 685         if (!folder_list) return NULL;
 686         folder = FOLDER(folder_list->data);
 687         g_return_val_if_fail(folder != NULL, NULL);
 688         return folder->inbox;
 689 }
 690
 691 FolderItem *folder_get_default_outbox(void)
 692 {
 693         Folder *folder;
 694
 695         if (!folder_list) return NULL;
 696         folder = FOLDER(folder_list->data);
 697         g_return_val_if_fail(folder != NULL, NULL);
 698         return folder->outbox;
 699 }
 700
 701 FolderItem *folder_get_default_draft(void)
 702 {
 703         Folder *folder;
 704
 705         if (!folder_list) return NULL;
 706         folder = FOLDER(folder_list->data);
 707         g_return_val_if_fail(folder != NULL, NULL);
 708         return folder->draft;
 709 }
 710
 711 FolderItem *folder_get_default_queue(void)
 712 {
 713         Folder *folder;
 714
 715         if (!folder_list) return NULL;
 716         folder = FOLDER(folder_list->data);
 717         g_return_val_if_fail(folder != NULL, NULL);
 718         return folder->queue;
 719 }
 720
 721 FolderItem *folder_get_default_trash(void)
 722 {
 723         Folder *folder;
 724
 725         if (!folder_list) return NULL;
 726         folder = FOLDER(folder_list->data);
 727         g_return_val_if_fail(folder != NULL, NULL);
 728         return folder->trash;
 729 }
 730
 731 #define CREATE_FOLDER_IF_NOT_EXIST(member, dir, type)   \
 732 {                                                       \
 733         if (!folder->member) {                          \
 734                 item = folder_item_new(dir, dir);       \
 735                 item->stype = type;                     \
 736                 folder_item_append(rootitem, item);     \
 737                 folder->member = item;                  \
 738         }                                               \
 739 }
 740
 741 void folder_set_missing_folders(void)
 742 {
 743         Folder *folder;
 744         FolderItem *rootitem;
 745         FolderItem *item;
 746         GList *list;
 747
 748         for (list = folder_list; list != NULL; list = list->next) {
 749                 folder = list->data;
 750                 if (folder->type != F_MH) continue;
 751                 rootitem = FOLDER_ITEM(folder->node->data);
 752                 g_return_if_fail(rootitem != NULL);
 753
 754                 if (folder->inbox && folder->outbox && folder->draft &&
 755                     folder->queue && folder->trash)
 756                         continue;
 757
 758                 if (folder->create_tree(folder) < 0) {
 759                         g_warning("%s: can't create the folder tree.\n",
 760                                   LOCAL_FOLDER(folder)->rootpath);
 761                         continue;
 762                 }
 763
 764                 CREATE_FOLDER_IF_NOT_EXIST(inbox,  INBOX_DIR,  F_INBOX);
 765                 CREATE_FOLDER_IF_NOT_EXIST(outbox, OUTBOX_DIR, F_OUTBOX);
 766                 CREATE_FOLDER_IF_NOT_EXIST(draft,  DRAFT_DIR,  F_DRAFT);
 767                 CREATE_FOLDER_IF_NOT_EXIST(queue,  QUEUE_DIR,  F_QUEUE);
 768                 CREATE_FOLDER_IF_NOT_EXIST(trash,  TRASH_DIR,  F_TRASH);
 769         }
 770 }
 771
 772 #undef CREATE_FOLDER_IF_NOT_EXIST
 773
 774 gchar *folder_item_get_path(FolderItem *item)
 775 {
 776         gchar *folder_path;
 777         gchar *path;
 778
 779         g_return_val_if_fail(item != NULL, NULL);
 780
 781         if (FOLDER_TYPE(item->folder) == F_MH)
 782                 folder_path = g_strdup(LOCAL_FOLDER(item->folder)->rootpath);
 783         else if (FOLDER_TYPE(item->folder) == F_MBOX) {
 784                 path = mbox_get_virtual_path(item);
 785                 if (path == NULL)
 786                         return NULL;
 787                 folder_path = g_strconcat(get_mbox_cache_dir(),
 788                                           G_DIR_SEPARATOR_S, path, NULL);
 789                 g_free(path);
 790
 791                 return folder_path;
 792         }
 793         else if (FOLDER_TYPE(item->folder) == F_IMAP) {
 794                 g_return_val_if_fail(item->folder->account != NULL, NULL);
 795                 folder_path = g_strconcat(get_imap_cache_dir(),
 796                                           G_DIR_SEPARATOR_S,
 797                                           item->folder->account->recv_server,
 798                                           G_DIR_SEPARATOR_S,
 799                                           item->folder->account->userid,
 800                                           NULL);
 801         } else if (FOLDER_TYPE(item->folder) == F_NEWS) {
 802                 g_return_val_if_fail(item->folder->account != NULL, NULL);
 803                 folder_path = g_strconcat(get_news_cache_dir(),
 804                                           G_DIR_SEPARATOR_S,
 805                                           item->folder->account->nntp_server,
 806                                           NULL);
 807         } else
 808                 return NULL;
 809
 810         g_return_val_if_fail(folder_path != NULL, NULL);
 811
 812         if (folder_path[0] == G_DIR_SEPARATOR) {
 813                 if (item->path)
 814                         path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
 815                                            item->path, NULL);
 816                 else
 817                         path = g_strdup(folder_path);
 818         } else {
 819                 if (item->path)
 820                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 821                                            folder_path, G_DIR_SEPARATOR_S,
 822                                            item->path, NULL);
 823                 else
 824                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 825                                            folder_path, NULL);
 826         }
 827
 828         g_free(folder_path);
 829         return path;
 830 }
 831
 832 void folder_item_set_default_flags(FolderItem *dest, MsgFlags *flags)
 833 {
 834         if (!(dest->stype == F_OUTBOX ||
 835               dest->stype == F_QUEUE  ||
 836               dest->stype == F_DRAFT  ||
 837               dest->stype == F_TRASH)) {
 838                 flags->perm_flags = MSG_NEW|MSG_UNREAD;
 839         } else {
 840                 flags->perm_flags = 0;
 841         }
 842         flags->tmp_flags = MSG_CACHED;
 843         if (dest->folder->type == F_MH) {
 844                 if (dest->stype == F_QUEUE) {
 845                         MSG_SET_TMP_FLAGS(*flags, MSG_QUEUED);
 846                 } else if (dest->stype == F_DRAFT) {
 847                         MSG_SET_TMP_FLAGS(*flags, MSG_DRAFT);
 848                 }
 849         } else if (dest->folder->type == F_IMAP) {
 850                 MSG_SET_TMP_FLAGS(*flags, MSG_IMAP);
 851         } else if (dest->folder->type == F_NEWS) {
 852                 MSG_SET_TMP_FLAGS(*flags, MSG_NEWS);
 853         }
 854 }
 855
 856 typedef enum {
 857     IN_CACHE  = 1 << 0,
 858     IN_FOLDER = 1 << 1,
 859 } FolderScanInfo;
 860
 861 gint folder_item_scan(FolderItem *item)
 862 {
 863         Folder *folder;
 864         GSList *folder_list, *cache_list, *elem, *new_list = NULL;
 865         gint i;
 866         guint min = 0xffffffff, max = 0, cache_max = 0;
 867         FolderScanInfo *folderscaninfo;
 868         guint newcnt = 0, unreadcnt = 0, totalcnt = 0;
 869
 870         g_return_val_if_fail(item != NULL, -1);
 871         if(item->path == NULL) return -1;
 872
 873         folder = item->folder;
 874
 875         g_return_val_if_fail(folder != NULL, -1);
 876         g_return_val_if_fail(folder->get_num_list != NULL, -1);
 877
 878         debug_print(_("Scanning folder %s for cache changes.\n"), item->path);
 879
 880         /* Get list of messages for folder and cache */
 881         if(!folder->check_msgnum_validity ||
 882            folder->check_msgnum_validity(folder, item)) {
 883                 if(!item->cache)
 884                         folder_item_read_cache(item);
 885                 cache_list = msgcache_get_msg_list(item->cache);
 886         } else {
 887                 if(item->cache)
 888                         msgcache_destroy(item->cache);
 889                 item->cache = msgcache_new();
 890                 cache_list = NULL;
 891         }
 892         folder_list = folder->get_num_list(item->folder, item);
 893
 894         /* Get min und max number in folder */
 895         for(elem = cache_list; elem != NULL; elem = elem->next) {
 896                 MsgInfo *msginfo = (MsgInfo *)elem->data;
 897
 898                 min = MIN(msginfo->msgnum, min);
 899                 max = MAX(msginfo->msgnum, max);
 900         }
 901         cache_max = max;
 902         for(elem = folder_list; elem != NULL; elem = elem->next) {
 903                 guint num = GPOINTER_TO_INT(elem->data);
 904
 905                 min = MIN(num, min);
 906                 max = MAX(num, max);
 907         }
 908
 909         debug_print("Folder message number range from %d to %d\n", min, max);
 910
 911         if(max == 0) {
 912                 for(elem = cache_list; elem != NULL; elem = elem->next) {
 913                         MsgInfo *msginfo = (MsgInfo *)elem->data;
 914
 915                         procmsg_msginfo_free(msginfo);
 916                 }
 917                 g_slist_free(folder_list);
 918                 g_slist_free(cache_list);
 919
 920                 return 0;
 921         }
 922
 923         folderscaninfo = g_new0(FolderScanInfo, max - min + 1);
 924
 925         for(elem = folder_list; elem != NULL; elem = elem->next) {
 926                 guint num = GPOINTER_TO_INT(elem->data);
 927
 928                 folderscaninfo[num - min] |= IN_FOLDER;
 929         }
 930         for(elem = cache_list; elem != NULL; elem = elem->next) {
 931                 MsgInfo *msginfo = (MsgInfo *)elem->data;
 932
 933                 folderscaninfo[msginfo->msgnum - min] |= IN_CACHE;
 934                 procmsg_msginfo_free(msginfo);
 935         }
 936
 937         for(i = max - min; i >= 0; i--) {
 938                 guint num;
 939
 940                 num = i + min;
 941                 /* Add message to cache if in folder and not in cache */
 942                 if( (folderscaninfo[i] & IN_FOLDER) &&
 943                    !(folderscaninfo[i] & IN_CACHE) &&
 944                     (folder->type != F_NEWS ||
 945                         (((prefs_common.max_articles == 0) || (num > (max - prefs_common.max_articles))) &&
 946                         (num > cache_max)))
 947                     ) {
 948                         new_list = g_slist_prepend(new_list, GINT_TO_POINTER(num));
 949                         debug_print(_("Remembered message %d for fetching\n"), num);
 950                 }
 951                 /* Remove message from cache if not in folder and in cache */
 952                 if(!(folderscaninfo[i] & IN_FOLDER) &&
 953                     (folderscaninfo[i] & IN_CACHE)) {
 954                         msgcache_remove_msg(item->cache, i + min);
 955                         debug_print(_("Removed message %d from cache.\n"), num);
 956                 }
 957                 /* Check if msginfo needs update if in cache and in folder */
 958                 if((folderscaninfo[i] & IN_FOLDER) &&
 959                    (folderscaninfo[i] & IN_CACHE) &&
 960                    (folder->is_msg_changed != NULL)) {
 961                         MsgInfo *msginfo;
 962
 963                         msginfo = msgcache_get_msg(item->cache, num);
 964                         if(folder->is_msg_changed(folder, item, msginfo)) {
 965                                 MsgInfo *newmsginfo;
 966
 967                                 msgcache_remove_msg(item->cache, msginfo->msgnum);
 968
 969                                 newmsginfo = folder->fetch_msginfo(folder, item, num);
 970                                 msgcache_add_msg(item->cache, newmsginfo);
 971                                 if(MSG_IS_NEW(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
 972                                         newcnt++;
 973                                 if(MSG_IS_UNREAD(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
 974                                         unreadcnt++;
 975                                 procmsg_msginfo_free(newmsginfo);
 976
 977                                 debug_print(_("Updated msginfo for message %d.\n"), num);
 978                         } else {
 979                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 980                                         newcnt++;
 981                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 982                                         unreadcnt++;
 983                         }
 984                         totalcnt++;
 985                         procmsg_msginfo_free(msginfo);
 986                 }
 987         }
 988
 989         if(folder->fetch_msginfos) {
 990                 GSList *newmsg_list;
 991                 MsgInfo *msginfo;
 992
 993                 if(new_list) {
 994                         newmsg_list = folder->fetch_msginfos(folder, item, new_list);
 995                         for(elem = newmsg_list; elem != NULL; elem = g_slist_next(elem)) {
 996                                 msginfo = (MsgInfo *) elem->data;
 997                                 msgcache_add_msg(item->cache, msginfo);
 998                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 999                                         newcnt++;
1000                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1001                                         unreadcnt++;
1002                                 totalcnt++;
1003                                 procmsg_msginfo_free(msginfo);
1004                         }
1005                         g_slist_free(newmsg_list);
1006                         folderview_update_item(item, FALSE);
1007                 }
1008         } else if (folder->fetch_msginfo) {
1009                 for(elem = new_list; elem != NULL; elem = g_slist_next(elem)) {
1010                         MsgInfo *msginfo;
1011                         guint num;
1012
1013                         num = GPOINTER_TO_INT(elem->data);
1014                         msginfo = folder->fetch_msginfo(folder, item, num);
1015                         if(msginfo != NULL) {
1016                                 msgcache_add_msg(item->cache, msginfo);
1017                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1018                                     newcnt++;
1019                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1020                                     unreadcnt++;
1021                                 totalcnt++;
1022                                 procmsg_msginfo_free(msginfo);
1023                                 debug_print(_("Added newly found message %d to cache.\n"), num);
1024                         }
1025                 }
1026                 folderview_update_item(item, FALSE);
1027         }
1028
1029         item->new = newcnt;
1030         item->unread = unreadcnt;
1031         item->total = totalcnt;
1032
1033         g_slist_free(folder_list);
1034         g_slist_free(cache_list);
1035         g_slist_free(new_list);
1036         g_free(folderscaninfo);
1037
1038         return 0;
1039 }
1040
1041 static void folder_item_scan_foreach_func(gpointer key, gpointer val,
1042                                           gpointer data)
1043 {
1044         folder_item_scan(FOLDER_ITEM(key));
1045 }
1046
1047 void folder_item_scan_foreach(GHashTable *table)
1048 {
1049         g_hash_table_foreach(table, folder_item_scan_foreach_func, NULL);
1050 }
1051
1052 void folder_count_total_cache_memusage(FolderItem *item, gpointer data)
1053 {
1054         gint *memusage = (gint *)data;
1055
1056         if(item->cache == NULL)
1057                 return;
1058
1059         *memusage += msgcache_get_memory_usage(item->cache);
1060 }
1061
1062 gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
1063 {
1064         FolderItem *fa = (FolderItem *)a;
1065         FolderItem *fb = (FolderItem *)b;
1066
1067         return (gint) (msgcache_get_last_access_time(fa->cache) - msgcache_get_last_access_time(fb->cache));
1068 }
1069
1070 void folder_find_expired_caches(FolderItem *item, gpointer data)
1071 {
1072         GSList **folder_item_list = (GSList **)data;
1073         gint difftime, expiretime;
1074
1075         if(item->cache == NULL)
1076                 return;
1077
1078         difftime = (gint) (time(NULL) - msgcache_get_last_access_time(item->cache));
1079         expiretime = prefs_common.cache_min_keep_time * 60;
1080         debug_print(_("Cache unused time: %d (Expire time: %d)\n"), difftime, expiretime);
1081         if(difftime > expiretime) {
1082                 *folder_item_list = g_slist_insert_sorted(*folder_item_list, item, folder_cache_time_compare_func);
1083         }
1084 }
1085
1086 void folder_item_free_cache(FolderItem *item)
1087 {
1088         g_return_if_fail(item != NULL);
1089
1090         if(item->cache == NULL)
1091                 return;
1092
1093         folder_item_write_cache(item);
1094         msgcache_destroy(item->cache);
1095         item->cache = NULL;
1096 }
1097
1098 void folder_clean_cache_memory()
1099 {
1100         gint memusage = 0;
1101
1102         folder_func_to_all_folders(folder_count_total_cache_memusage, &memusage);
1103         debug_print(_("Total cache memory usage: %d\n"), memusage);
1104
1105         if(memusage > (prefs_common.cache_max_mem_usage * 1024)) {
1106                 GSList *folder_item_list = NULL, *listitem;
1107
1108                 debug_print(_("Trying to free cache memory\n"));
1109
1110                 folder_func_to_all_folders(folder_find_expired_caches, &folder_item_list);
1111                 listitem = folder_item_list;
1112                 while((listitem != NULL) && (memusage > (prefs_common.cache_max_mem_usage * 1024))) {
1113                         FolderItem *item = (FolderItem *)(listitem->data);
1114
1115                         debug_print(_("Freeing cache memory for %s\n"), item->path);
1116                         memusage -= msgcache_get_memory_usage(item->cache);
1117                         folder_item_free_cache(item);
1118                         listitem = listitem->next;
1119                 }
1120                 g_slist_free(folder_item_list);
1121         }
1122 }
1123
1124 void folder_item_read_cache(FolderItem *item)
1125 {
1126         gchar *cache_file, *mark_file;
1127
1128         g_return_if_fail(item != NULL);
1129
1130         cache_file = folder_item_get_cache_file(item);
1131         mark_file = folder_item_get_mark_file(item);
1132         item->cache = msgcache_read_cache(item, cache_file);
1133         if(!item->cache) {
1134                 item->cache = msgcache_new();
1135                 folder_item_scan(item);
1136         }
1137         msgcache_read_mark(item->cache, mark_file);
1138         g_free(cache_file);
1139         g_free(mark_file);
1140
1141         folder_clean_cache_memory();
1142 }
1143
1144 void folder_item_write_cache(FolderItem *item)
1145 {
1146         gchar *cache_file, *mark_file;
1147         PrefsFolderItem *prefs;
1148         gint filemode = 0;
1149         gchar *id;
1150
1151         if (!item || !item->path || !item->cache)
1152                 return;
1153
1154         id = folder_item_get_identifier(item);
1155         debug_print(_("Save cache for folder %s\n"), id);
1156         g_free(id);
1157
1158         cache_file = folder_item_get_cache_file(item);
1159         mark_file = folder_item_get_mark_file(item);
1160         if(msgcache_write(cache_file, mark_file, item->cache) < 0) {
1161                 prefs = item->prefs;
1162                 if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
1163                         /* for cache file */
1164                         filemode = prefs->folder_chmod;
1165                         if (filemode & S_IRGRP) filemode |= S_IWGRP;
1166                         if (filemode & S_IROTH) filemode |= S_IWOTH;
1167                         chmod(cache_file, filemode);
1168                 }
1169         }
1170
1171         g_free(cache_file);
1172         g_free(mark_file);
1173 }
1174
1175 MsgInfo *folder_item_fetch_msginfo(FolderItem *item, gint num)
1176 {
1177         Folder *folder;
1178         MsgInfo *msginfo;
1179
1180         g_return_val_if_fail(item != NULL, NULL);
1181
1182         folder = item->folder;
1183         if(!item->cache)
1184                 folder_item_read_cache(item);
1185
1186         if((msginfo = msgcache_get_msg(item->cache, num)) != NULL)
1187                 return msginfo;
1188
1189         g_return_val_if_fail(folder->fetch_msginfo, NULL);
1190         msginfo = folder->fetch_msginfo(folder, item, num);
1191         return msginfo;
1192 }
1193
1194 GSList *folder_item_get_msg_list(FolderItem *item)
1195 {
1196         g_return_val_if_fail(item != NULL, NULL);
1197
1198         if(item->cache == 0)
1199                 folder_item_read_cache(item);
1200
1201         g_return_val_if_fail(item->cache != NULL, NULL);
1202
1203         return msgcache_get_msg_list(item->cache);
1204 }
1205
1206 gchar *folder_item_fetch_msg(FolderItem *item, gint num)
1207 {
1208         Folder *folder;
1209
1210         g_return_val_if_fail(item != NULL, NULL);
1211
1212         folder = item->folder;
1213
1214         g_return_val_if_fail(folder->fetch_msg != NULL, NULL);
1215
1216         return folder->fetch_msg(folder, item, num);
1217 }
1218
1219 gint folder_item_add_msg(FolderItem *dest, const gchar *file,
1220                          gboolean remove_source)
1221 {
1222         Folder *folder;
1223         gint num;
1224         MsgInfo *msginfo;
1225
1226         g_return_val_if_fail(dest != NULL, -1);
1227         g_return_val_if_fail(file != NULL, -1);
1228
1229         folder = dest->folder;
1230
1231         g_return_val_if_fail(folder->add_msg != NULL, -1);
1232
1233         if (!dest->cache)
1234                 folder_item_read_cache(dest);
1235
1236         num = folder->add_msg(folder, dest, file, remove_source);
1237
1238         if (num > 0) {
1239                 msginfo = folder->fetch_msginfo(folder, dest, num);
1240
1241                 if(MSG_IS_NEW(msginfo->flags))
1242                         dest->new++;
1243                 if(MSG_IS_UNREAD(msginfo->flags))
1244                         dest->unread++;
1245                 dest->total++;
1246
1247                 dest->last_num = num;
1248                 msgcache_add_msg(dest->cache, msginfo);
1249                 procmsg_msginfo_free(msginfo);
1250         }
1251
1252         return num;
1253 }
1254
1255 /*
1256 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1257 {
1258         Folder *folder;
1259         gint num;
1260
1261         g_return_val_if_fail(dest != NULL, -1);
1262         g_return_val_if_fail(msginfo != NULL, -1);
1263
1264         folder = dest->folder;
1265         if (dest->last_num < 0) folder->scan(folder, dest);
1266
1267         num = folder->move_msg(folder, dest, msginfo);
1268         if (num > 0) dest->last_num = num;
1269
1270         return num;
1271 }
1272 */
1273
1274 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1275 {
1276         Folder *folder;
1277         gint num;
1278         Folder * src_folder;
1279
1280         g_return_val_if_fail(dest != NULL, -1);
1281         g_return_val_if_fail(msginfo != NULL, -1);
1282
1283         folder = dest->folder;
1284
1285         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1286         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1287
1288         if (!dest->cache) folder_item_read_cache(dest);
1289
1290         src_folder = msginfo->folder->folder;
1291
1292         num = folder->copy_msg(folder, dest, msginfo);
1293
1294         if (num != -1) {
1295                 MsgInfo *newmsginfo;
1296
1297                 newmsginfo = folder->fetch_msginfo(folder, dest, num);
1298                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1299                 if (dest->stype == F_OUTBOX ||
1300                     dest->stype == F_QUEUE  ||
1301                     dest->stype == F_DRAFT  ||
1302                     dest->stype == F_TRASH)
1303                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1304                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1305                 msgcache_add_msg(dest->cache, newmsginfo);
1306
1307                 /* CLAWS */
1308                 if(src_folder->remove_msg) {
1309                         src_folder->remove_msg(src_folder,
1310                                                msginfo->folder,
1311                                                msginfo->msgnum);
1312                 }
1313                 msgcache_remove_msg(msginfo->folder->cache, msginfo->msgnum);
1314
1315                 if (MSG_IS_NEW(msginfo->flags))
1316                         msginfo->folder->new--;
1317                 if (MSG_IS_NEW(newmsginfo->flags))
1318                         dest->new++;
1319                 if (MSG_IS_UNREAD(msginfo->flags))
1320                         msginfo->folder->unread--;
1321                 if (MSG_IS_UNREAD(newmsginfo->flags))
1322                         dest->unread++;
1323                 msginfo->folder->total--;
1324                 dest->total++;
1325
1326                 procmsg_msginfo_free(newmsginfo);
1327         }
1328
1329         if (folder->finished_copy)
1330                 folder->finished_copy(folder, dest);
1331
1332         return num;
1333 }
1334
1335 /*
1336 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1337 {
1338         Folder *folder;
1339         gint num;
1340
1341         g_return_val_if_fail(dest != NULL, -1);
1342         g_return_val_if_fail(msglist != NULL, -1);
1343
1344         folder = dest->folder;
1345         if (dest->last_num < 0) folder->scan(folder, dest);
1346
1347         num = folder->move_msgs_with_dest(folder, dest, msglist);
1348         if (num > 0) dest->last_num = num;
1349         else dest->op_count = 0;
1350
1351         return num;
1352 }
1353 */
1354
1355 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1356 {
1357         Folder *folder;
1358         FolderItem * item;
1359         GSList * l;
1360         gint num;
1361
1362         g_return_val_if_fail(dest != NULL, -1);
1363         g_return_val_if_fail(msglist != NULL, -1);
1364
1365         folder = dest->folder;
1366
1367         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1368         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1369
1370         if (!dest->cache) folder_item_read_cache(dest);
1371
1372         item = NULL;
1373         for(l = msglist ; l != NULL ; l = g_slist_next(l)) {
1374                 MsgInfo * msginfo = (MsgInfo *) l->data;
1375
1376                 if (!item && msginfo->folder != NULL)
1377                         item = msginfo->folder;
1378                 if (!item->cache) folder_item_read_cache(dest);
1379
1380                 num = folder->copy_msg(folder, dest, msginfo);
1381                 if (num != -1) {
1382                         MsgInfo *newmsginfo;
1383
1384                         newmsginfo = folder->fetch_msginfo(folder, dest, num);
1385                         if(newmsginfo) {
1386                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1387                                 if (dest->stype == F_OUTBOX ||
1388                                     dest->stype == F_QUEUE  ||
1389                                     dest->stype == F_DRAFT  ||
1390                                     dest->stype == F_TRASH)
1391                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1392                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1393                                 msgcache_add_msg(dest->cache, newmsginfo);
1394
1395                                 if (MSG_IS_NEW(msginfo->flags))
1396                                         msginfo->folder->new--;
1397                                 if (MSG_IS_NEW(newmsginfo->flags))
1398                                         dest->new++;
1399                                 if (MSG_IS_UNREAD(msginfo->flags))
1400                                         msginfo->folder->unread--;
1401                                 if (MSG_IS_UNREAD(newmsginfo->flags))
1402                                         dest->unread++;
1403                                 msginfo->folder->total--;
1404                                 dest->total++;
1405
1406                                 procmsg_msginfo_free(newmsginfo);
1407                         }
1408                         item->folder->remove_msg(item->folder,
1409                                                  msginfo->folder,
1410                                                  msginfo->msgnum);
1411                         msgcache_remove_msg(item->cache, msginfo->msgnum);
1412                 }
1413         }
1414
1415         if (folder->finished_copy)
1416                 folder->finished_copy(folder, dest);
1417
1418         return dest->last_num;
1419 }
1420
1421 /*
1422 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1423 {
1424         Folder *folder;
1425         gint num;
1426
1427         g_return_val_if_fail(dest != NULL, -1);
1428         g_return_val_if_fail(msginfo != NULL, -1);
1429
1430         folder = dest->folder;
1431         if (dest->last_num < 0) folder->scan(folder, dest);
1432
1433         num = folder->copy_msg(folder, dest, msginfo);
1434         if (num > 0) dest->last_num = num;
1435
1436         return num;
1437 }
1438 */
1439
1440 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1441 {
1442         Folder *folder;
1443         gint num;
1444
1445         g_return_val_if_fail(dest != NULL, -1);
1446         g_return_val_if_fail(msginfo != NULL, -1);
1447
1448         folder = dest->folder;
1449
1450         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1451
1452         if (!dest->cache) folder_item_read_cache(dest);
1453
1454         num = folder->copy_msg(folder, dest, msginfo);
1455         if (num != -1) {
1456                 MsgInfo *newmsginfo;
1457
1458                 newmsginfo = folder->fetch_msginfo(folder, dest, num);
1459                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1460                 if (dest->stype == F_OUTBOX ||
1461                     dest->stype == F_QUEUE  ||
1462                     dest->stype == F_DRAFT  ||
1463                     dest->stype == F_TRASH)
1464                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1465                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1466                 msgcache_add_msg(dest->cache, newmsginfo);
1467
1468                 if (MSG_IS_NEW(newmsginfo->flags))
1469                         dest->new++;
1470                 if (MSG_IS_UNREAD(newmsginfo->flags))
1471                         dest->unread++;
1472                 dest->total++;
1473
1474                 procmsg_msginfo_free(newmsginfo);
1475         }
1476
1477         if (folder->finished_copy)
1478                 folder->finished_copy(folder, dest);
1479
1480         return num;
1481 }
1482
1483 /*
1484 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1485 {
1486         Folder *folder;
1487         gint num;
1488
1489         g_return_val_if_fail(dest != NULL, -1);
1490         g_return_val_if_fail(msglist != NULL, -1);
1491
1492         folder = dest->folder;
1493         if (dest->last_num < 0) folder->scan(folder, dest);
1494
1495         num = folder->copy_msgs_with_dest(folder, dest, msglist);
1496         if (num > 0) dest->last_num = num;
1497         else dest->op_count = 0;
1498
1499         return num;
1500 }
1501 */
1502
1503 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1504 {
1505         Folder *folder;
1506         gint num;
1507         GSList * l;
1508
1509         g_return_val_if_fail(dest != NULL, -1);
1510         g_return_val_if_fail(msglist != NULL, -1);
1511
1512         folder = dest->folder;
1513
1514         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1515
1516         if (!dest->cache) folder_item_read_cache(dest);
1517
1518         for(l = msglist ; l != NULL ; l = g_slist_next(l)) {
1519                 MsgInfo * msginfo = (MsgInfo *) l->data;
1520
1521                 num = folder->copy_msg(folder, dest, msginfo);
1522                 if (num != -1) {
1523                         MsgInfo *newmsginfo;
1524
1525                         newmsginfo = folder->fetch_msginfo(folder, dest, num);
1526                         if(newmsginfo) {
1527                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1528                                 if (dest->stype == F_OUTBOX ||
1529                                     dest->stype == F_QUEUE  ||
1530                                     dest->stype == F_DRAFT  ||
1531                                     dest->stype == F_TRASH)
1532                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1533                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1534                                 msgcache_add_msg(dest->cache, newmsginfo);
1535
1536                                 if (MSG_IS_NEW(newmsginfo->flags))
1537                                         dest->new++;
1538                                 if (MSG_IS_UNREAD(newmsginfo->flags))
1539                                         dest->unread++;
1540                                 dest->total++;
1541
1542                                 procmsg_msginfo_free(newmsginfo);
1543                         }
1544                 }
1545         }
1546
1547         if (folder->finished_copy)
1548                 folder->finished_copy(folder, dest);
1549
1550         return dest->last_num;
1551 }
1552
1553 gint folder_item_remove_msg(FolderItem *item, gint num)
1554 {
1555         Folder *folder;
1556         gint ret;
1557         MsgInfo *msginfo;
1558
1559         g_return_val_if_fail(item != NULL, -1);
1560
1561         folder = item->folder;
1562         if (!item->cache) folder_item_read_cache(item);
1563
1564         ret = folder->remove_msg(folder, item, num);
1565
1566         msginfo = msgcache_get_msg(item->cache, num);
1567         if(MSG_IS_NEW(msginfo->flags))
1568                 item->new--;
1569         if(MSG_IS_UNREAD(msginfo->flags))
1570                 item->unread--;
1571         item->total--;
1572         procmsg_msginfo_free(msginfo);
1573         msgcache_remove_msg(item->cache, num);
1574
1575         return ret;
1576 }
1577
1578 gint folder_item_remove_msgs(FolderItem *item, GSList *msglist)
1579 {
1580         gint ret = 0;
1581
1582         g_return_val_if_fail(item != NULL, -1);
1583
1584         if (!item->cache) folder_item_read_cache(item);
1585
1586         while (msglist != NULL) {
1587                 MsgInfo *msginfo = (MsgInfo *)msglist->data;
1588
1589                 ret = folder_item_remove_msg(item, msginfo->msgnum);
1590                 if (ret != 0) break;
1591                 msgcache_remove_msg(item->cache, msginfo->msgnum);
1592                 msglist = msglist->next;
1593         }
1594
1595         return ret;
1596 }
1597
1598 gint folder_item_remove_all_msg(FolderItem *item)
1599 {
1600         Folder *folder;
1601         gint result;
1602
1603         g_return_val_if_fail(item != NULL, -1);
1604
1605         folder = item->folder;
1606
1607         g_return_val_if_fail(folder->remove_all_msg != NULL, -1);
1608
1609         result = folder->remove_all_msg(folder, item);
1610
1611         if (result == 0) {
1612                 if (folder->finished_remove)
1613                         folder->finished_remove(folder, item);
1614         }
1615
1616         return result;
1617 }
1618
1619 gboolean folder_item_is_msg_changed(FolderItem *item, MsgInfo *msginfo)
1620 {
1621         Folder *folder;
1622
1623         g_return_val_if_fail(item != NULL, FALSE);
1624
1625         folder = item->folder;
1626
1627         g_return_val_if_fail(folder->is_msg_changed != NULL, -1);
1628
1629         return folder->is_msg_changed(folder, item, msginfo);
1630 }
1631
1632 gchar *folder_item_get_cache_file(FolderItem *item)
1633 {
1634         gchar *path;
1635         gchar *file;
1636
1637         g_return_val_if_fail(item != NULL, NULL);
1638         g_return_val_if_fail(item->path != NULL, NULL);
1639
1640         path = folder_item_get_path(item);
1641         g_return_val_if_fail(path != NULL, NULL);
1642         if (!is_dir_exist(path))
1643                 make_dir_hier(path);
1644         file = g_strconcat(path, G_DIR_SEPARATOR_S, CACHE_FILE, NULL);
1645         g_free(path);
1646
1647         return file;
1648 }
1649
1650 gchar *folder_item_get_mark_file(FolderItem *item)
1651 {
1652         gchar *path;
1653         gchar *file;
1654
1655         g_return_val_if_fail(item != NULL, NULL);
1656         g_return_val_if_fail(item->path != NULL, NULL);
1657
1658         path = folder_item_get_path(item);
1659         g_return_val_if_fail(path != NULL, NULL);
1660         if (!is_dir_exist(path))
1661                 make_dir_hier(path);
1662         file = g_strconcat(path, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
1663         g_free(path);
1664
1665         return file;
1666 }
1667
1668 static gboolean folder_build_tree(GNode *node, gpointer data)
1669 {
1670         Folder *folder = FOLDER(data);
1671         FolderItem *item;
1672         XMLNode *xmlnode;
1673         GList *list;
1674         SpecialFolderItemType stype = F_NORMAL;
1675         const gchar *name = NULL;
1676         const gchar *path = NULL;
1677         PrefsAccount *account = NULL;
1678         gboolean no_sub = FALSE, no_select = FALSE, collapsed = FALSE,
1679                  threaded = TRUE, ret_rcpt = FALSE, hidereadmsgs = FALSE;
1680         FolderSortKey sort_key = SORT_BY_NONE;
1681         FolderSortType sort_type = SORT_ASCENDING;
1682         gint new = 0, unread = 0, total = 0;
1683         time_t mtime = 0;
1684
1685         g_return_val_if_fail(node->data != NULL, FALSE);
1686         if (!node->parent) return FALSE;
1687
1688         xmlnode = node->data;
1689         if (strcmp2(xmlnode->tag->tag, "folderitem") != 0) {
1690                 g_warning("tag name != \"folderitem\"\n");
1691                 return FALSE;
1692         }
1693
1694         list = xmlnode->tag->attr;
1695         for (; list != NULL; list = list->next) {
1696                 XMLAttr *attr = list->data;
1697
1698                 if (!attr || !attr->name || !attr->value) continue;
1699                 if (!strcmp(attr->name, "type")) {
1700                         if (!strcasecmp(attr->value, "normal"))
1701                                 stype = F_NORMAL;
1702                         else if (!strcasecmp(attr->value, "inbox"))
1703                                 stype = F_INBOX;
1704                         else if (!strcasecmp(attr->value, "outbox"))
1705                                 stype = F_OUTBOX;
1706                         else if (!strcasecmp(attr->value, "draft"))
1707                                 stype = F_DRAFT;
1708                         else if (!strcasecmp(attr->value, "queue"))
1709                                 stype = F_QUEUE;
1710                         else if (!strcasecmp(attr->value, "trash"))
1711                                 stype = F_TRASH;
1712                 } else if (!strcmp(attr->name, "name"))
1713                         name = attr->value;
1714                 else if (!strcmp(attr->name, "path"))
1715                         path = attr->value;
1716                 else if (!strcmp(attr->name, "account_id")) {
1717                         account = account_find_from_id(atoi(attr->value));
1718                         if (!account) g_warning("account_id: %s not found\n",
1719                                                 attr->value);
1720                 } else if (!strcmp(attr->name, "mtime"))
1721                         mtime = strtoul(attr->value, NULL, 10);
1722                 else if (!strcmp(attr->name, "new"))
1723                         new = atoi(attr->value);
1724                 else if (!strcmp(attr->name, "unread"))
1725                         unread = atoi(attr->value);
1726                 else if (!strcmp(attr->name, "total"))
1727                         total = atoi(attr->value);
1728                 else if (!strcmp(attr->name, "no_sub"))
1729                         no_sub = *attr->value == '1' ? TRUE : FALSE;
1730                 else if (!strcmp(attr->name, "no_select"))
1731                         no_select = *attr->value == '1' ? TRUE : FALSE;
1732                 else if (!strcmp(attr->name, "collapsed"))
1733                         collapsed = *attr->value == '1' ? TRUE : FALSE;
1734                 else if (!strcmp(attr->name, "threaded"))
1735                         threaded =  *attr->value == '1' ? TRUE : FALSE;
1736                 else if (!strcmp(attr->name, "hidereadmsgs"))
1737                         hidereadmsgs =  *attr->value == '1' ? TRUE : FALSE;
1738                 else if (!strcmp(attr->name, "reqretrcpt"))
1739                         ret_rcpt =  *attr->value == '1' ? TRUE : FALSE;
1740                 else if (!strcmp(attr->name, "sort_key")) {
1741                         if (!strcmp(attr->value, "none"))
1742                                 sort_key = SORT_BY_NONE;
1743                         else if (!strcmp(attr->value, "number"))
1744                                 sort_key = SORT_BY_NUMBER;
1745                         else if (!strcmp(attr->value, "size"))
1746                                 sort_key = SORT_BY_SIZE;
1747                         else if (!strcmp(attr->value, "date"))
1748                                 sort_key = SORT_BY_DATE;
1749                         else if (!strcmp(attr->value, "from"))
1750                                 sort_key = SORT_BY_FROM;
1751                         else if (!strcmp(attr->value, "subject"))
1752                                 sort_key = SORT_BY_SUBJECT;
1753                         else if (!strcmp(attr->value, "score"))
1754                                 sort_key = SORT_BY_SCORE;
1755                         else if (!strcmp(attr->value, "label"))
1756                                 sort_key = SORT_BY_LABEL;
1757                         else if (!strcmp(attr->value, "mark"))
1758                                 sort_key = SORT_BY_MARK;
1759                         else if (!strcmp(attr->value, "unread"))
1760                                 sort_key = SORT_BY_UNREAD;
1761                         else if (!strcmp(attr->value, "mime"))
1762                                 sort_key = SORT_BY_MIME;
1763                         else if (!strcmp(attr->value, "locked"))
1764                                 sort_key = SORT_BY_LOCKED;
1765                 } else if (!strcmp(attr->name, "sort_type")) {
1766                         if (!strcmp(attr->value, "ascending"))
1767                                 sort_type = SORT_ASCENDING;
1768                         else
1769                                 sort_type = SORT_DESCENDING;
1770                 }
1771         }
1772
1773         item = folder_item_new(name, path);
1774         item->stype = stype;
1775         item->account = account;
1776         item->mtime = mtime;
1777         item->new = new;
1778         item->unread = unread;
1779         item->total = total;
1780         item->no_sub = no_sub;
1781         item->no_select = no_select;
1782         item->collapsed = collapsed;
1783         item->threaded  = threaded;
1784         item->hide_read_msgs  = hidereadmsgs;
1785         item->ret_rcpt  = ret_rcpt;
1786         item->sort_key  = sort_key;
1787         item->sort_type = sort_type;
1788         item->parent = FOLDER_ITEM(node->parent->data);
1789         item->folder = folder;
1790         switch (stype) {
1791         case F_INBOX:  folder->inbox  = item; break;
1792         case F_OUTBOX: folder->outbox = item; break;
1793         case F_DRAFT:  folder->draft  = item; break;
1794         case F_QUEUE:  folder->queue  = item; break;
1795         case F_TRASH:  folder->trash  = item; break;
1796         default:       break;
1797         }
1798
1799         prefs_folder_item_read_config(item);
1800
1801         node->data = item;
1802         xml_free_node(xmlnode);
1803
1804         return FALSE;
1805 }
1806
1807 static gboolean folder_read_folder_func(GNode *node, gpointer data)
1808 {
1809         Folder *folder;
1810         XMLNode *xmlnode;
1811         GList *list;
1812         FolderType type = F_UNKNOWN;
1813         const gchar *name = NULL;
1814         const gchar *path = NULL;
1815         PrefsAccount *account = NULL;
1816         gboolean collapsed = FALSE, threaded = TRUE, ret_rcpt = FALSE;
1817
1818         if (g_node_depth(node) != 2) return FALSE;
1819         g_return_val_if_fail(node->data != NULL, FALSE);
1820
1821         xmlnode = node->data;
1822         if (strcmp2(xmlnode->tag->tag, "folder") != 0) {
1823                 g_warning("tag name != \"folder\"\n");
1824                 return TRUE;
1825         }
1826         g_node_unlink(node);
1827         list = xmlnode->tag->attr;
1828         for (; list != NULL; list = list->next) {
1829                 XMLAttr *attr = list->data;
1830
1831                 if (!attr || !attr->name || !attr->value) continue;
1832                 if (!strcmp(attr->name, "type")) {
1833                         if (!strcasecmp(attr->value, "mh"))
1834                                 type = F_MH;
1835                         else if (!strcasecmp(attr->value, "mbox"))
1836                                 type = F_MBOX;
1837                         else if (!strcasecmp(attr->value, "maildir"))
1838                                 type = F_MAILDIR;
1839                         else if (!strcasecmp(attr->value, "imap"))
1840                                 type = F_IMAP;
1841                         else if (!strcasecmp(attr->value, "news"))
1842                                 type = F_NEWS;
1843                 } else if (!strcmp(attr->name, "name"))
1844                         name = attr->value;
1845                 else if (!strcmp(attr->name, "path"))
1846                         path = attr->value;
1847                 else if (!strcmp(attr->name, "account_id")) {
1848                         account = account_find_from_id(atoi(attr->value));
1849                         if (!account) g_warning("account_id: %s not found\n",
1850                                                 attr->value);
1851                 } else if (!strcmp(attr->name, "collapsed"))
1852                         collapsed = *attr->value == '1' ? TRUE : FALSE;
1853                 else if (!strcmp(attr->name, "threaded"))
1854                         threaded = *attr->value == '1' ? TRUE : FALSE;
1855                 else if (!strcmp(attr->name, "reqretrcpt"))
1856                         ret_rcpt = *attr->value == '1' ? TRUE : FALSE;
1857         }
1858
1859         folder = folder_new(type, name, path);
1860         g_return_val_if_fail(folder != NULL, FALSE);
1861         folder->account = account;
1862         if (account && (type == F_IMAP || type == F_NEWS))
1863                 account->folder = REMOTE_FOLDER(folder);
1864         node->data = folder->node->data;
1865         g_node_destroy(folder->node);
1866         folder->node = node;
1867         folder_add(folder);
1868         FOLDER_ITEM(node->data)->collapsed = collapsed;
1869         FOLDER_ITEM(node->data)->threaded  = threaded;
1870         FOLDER_ITEM(node->data)->ret_rcpt  = ret_rcpt;
1871
1872         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
1873                         folder_build_tree, folder);
1874
1875         return FALSE;
1876 }
1877
1878 static gchar *folder_get_list_path(void)
1879 {
1880         static gchar *filename = NULL;
1881
1882         if (!filename)
1883                 filename =  g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1884                                         FOLDER_LIST, NULL);
1885
1886         return filename;
1887 }
1888
1889 static void folder_write_list_recursive(GNode *node, gpointer data)
1890 {
1891         FILE *fp = (FILE *)data;
1892         FolderItem *item = FOLDER_ITEM(node->data);
1893         gint i, depth;
1894         static gchar *folder_type_str[] = {"mh", "mbox", "maildir", "imap",
1895                                            "news", "unknown"};
1896         static gchar *folder_item_stype_str[] = {"normal", "inbox", "outbox",
1897                                                  "draft", "queue", "trash"};
1898         static gchar *sort_key_str[] = {"none", "number", "size", "date",
1899                                         "from", "subject", "score", "label",
1900                                         "mark", "unread", "mime", "locked" };
1901
1902         g_return_if_fail(item != NULL);
1903
1904         depth = g_node_depth(node);
1905         for (i = 0; i < depth; i++)
1906                 fputs("    ", fp);
1907         if (depth == 1) {
1908                 Folder *folder = item->folder;
1909
1910                 fprintf(fp, "<folder type=\"%s\"", folder_type_str[folder->type]);
1911                 if (folder->name) {
1912                         fputs(" name=\"", fp);
1913                         xml_file_put_escape_str(fp, folder->name);
1914                         fputs("\"", fp);
1915                 }
1916                 if ((folder->type == F_MH) || (folder->type == F_MBOX)) {
1917                         fputs(" path=\"", fp);
1918                         xml_file_put_escape_str
1919                                 (fp, LOCAL_FOLDER(folder)->rootpath);
1920                         fputs("\"", fp);
1921                 }
1922                 if (folder->account)
1923                         fprintf(fp, " account_id=\"%d\"",
1924                                 folder->account->account_id);
1925                 if (item->collapsed && node->children)
1926                         fputs(" collapsed=\"1\"", fp);
1927                 if (item->ret_rcpt)
1928                         fputs(" reqretrcpt=\"1\"", fp);
1929         } else {
1930                 fprintf(fp, "<folderitem type=\"%s\"",
1931                         folder_item_stype_str[item->stype]);
1932                 if (item->name) {
1933                         fputs(" name=\"", fp);
1934                         xml_file_put_escape_str(fp, item->name);
1935                         fputs("\"", fp);
1936                 }
1937                 if (item->path) {
1938                         fputs(" path=\"", fp);
1939                         xml_file_put_escape_str(fp, item->path);
1940                         fputs("\"", fp);
1941                 }
1942                 if (item->account)
1943                         fprintf(fp, " account_id=\"%d\"",
1944                                 item->account->account_id);
1945                 if (item->no_sub)
1946                         fputs(" no_sub=\"1\"", fp);
1947                 if (item->no_select)
1948                         fputs(" no_select=\"1\"", fp);
1949                 if (item->collapsed && node->children)
1950                         fputs(" collapsed=\"1\"", fp);
1951                 if (item->threaded)
1952                         fputs(" threaded=\"1\"", fp);
1953                 else
1954                         fputs(" threaded=\"0\"", fp);
1955                 if (item->hide_read_msgs)
1956                         fputs(" hidereadmsgs=\"1\"", fp);
1957                 else
1958                         fputs(" hidereadmsgs=\"0\"", fp);
1959                 if (item->ret_rcpt)
1960                         fputs(" reqretrcpt=\"1\"", fp);
1961
1962                 if (item->sort_key != SORT_BY_NONE) {
1963                         fprintf(fp, " sort_key=\"%s\"",
1964                                 sort_key_str[item->sort_key]);
1965                         if (item->sort_type == SORT_ASCENDING)
1966                                 fprintf(fp, " sort_type=\"ascending\"");
1967                         else
1968                                 fprintf(fp, " sort_type=\"descending\"");
1969                 }
1970
1971                 fprintf(fp,
1972                         " mtime=\"%lu\" new=\"%d\" unread=\"%d\" total=\"%d\"",
1973                         item->mtime, item->new, item->unread, item->total);
1974         }
1975
1976         if (node->children) {
1977                 GNode *child;
1978                 fputs(">\n", fp);
1979
1980                 child = node->children;
1981                 while (child) {
1982                         GNode *cur;
1983
1984                         cur = child;
1985                         child = cur->next;
1986                         folder_write_list_recursive(cur, data);
1987                 }
1988
1989                 for (i = 0; i < depth; i++)
1990                         fputs("    ", fp);
1991                 fprintf(fp, "</%s>\n", depth == 1 ? "folder" : "folderitem");
1992         } else
1993                 fputs(" />\n", fp);
1994 }
1995
1996 static void folder_update_op_count_rec(GNode *node) {
1997         FolderItem *fitem = FOLDER_ITEM(node->data);
1998
1999         if (g_node_depth(node) > 0) {
2000                 if (fitem->op_count > 0) {
2001                         fitem->op_count = 0;
2002                         folderview_update_item(fitem, 0);
2003                 }
2004                 if (node->children) {
2005                         GNode *child;
2006
2007                         child = node->children;
2008                         while (child) {
2009                                 GNode *cur;
2010
2011                                 cur = child;
2012                                 child = cur->next;
2013                                 folder_update_op_count_rec(cur);
2014                         }
2015                 }
2016         }
2017 }
2018
2019 void folder_update_op_count() {
2020         GList *cur;
2021         Folder *folder;
2022
2023         for (cur = folder_list; cur != NULL; cur = cur->next) {
2024                 folder = cur->data;
2025                 folder_update_op_count_rec(folder->node);
2026         }
2027 }
2028
2029 typedef struct _type_str {
2030         gchar * str;
2031         gint type;
2032 } type_str;
2033
2034
2035 /*
2036 static gchar * folder_item_get_tree_identifier(FolderItem * item)
2037 {
2038         if (item->parent != NULL) {
2039                 gchar * path;
2040                 gchar * id;
2041
2042                 path = folder_item_get_tree_identifier(item->parent);
2043                 if (path == NULL)
2044                         return NULL;
2045
2046                 id = g_strconcat(path, "/", item->name, NULL);
2047                 g_free(path);
2048
2049                 return id;
2050         }
2051         else {
2052                 return g_strconcat("/", item->name, NULL);
2053         }
2054 }
2055 */
2056
2057 /* CLAWS: temporary local folder for filtering */
2058 static Folder *processing_folder;
2059 static FolderItem *processing_folder_item;
2060
2061 static void folder_create_processing_folder(void)
2062 {
2063 #define PROCESSING_FOLDER ".processing"
2064         Folder     *tmpparent;
2065         gchar      *tmpname;
2066
2067         tmpparent = folder_get_default_folder();
2068         g_assert(tmpparent);
2069         debug_print("tmpparentroot %s\n", LOCAL_FOLDER(tmpparent)->rootpath);
2070         if (LOCAL_FOLDER(tmpparent)->rootpath[0] == '/')
2071                 tmpname = g_strconcat(LOCAL_FOLDER(tmpparent)->rootpath,
2072                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2073                                       NULL);
2074         else
2075                 tmpname = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
2076                                       LOCAL_FOLDER(tmpparent)->rootpath,
2077                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2078                                       NULL);
2079
2080         processing_folder = folder_new(F_MH, "PROCESSING", LOCAL_FOLDER(tmpparent)->rootpath);
2081         g_assert(processing_folder);
2082
2083         if (!is_dir_exist(tmpname)) {
2084                 debug_print("*TMP* creating %s\n", tmpname);
2085                 processing_folder_item = processing_folder->create_folder(processing_folder,
2086                                                                           processing_folder->node->data,
2087                                                                           PROCESSING_FOLDER);
2088                 g_assert(processing_folder_item);
2089         }
2090         else {
2091                 debug_print("*TMP* already created\n");
2092                 processing_folder_item = folder_item_new(".processing", ".processing");
2093                 g_assert(processing_folder_item);
2094                 folder_item_append(processing_folder->node->data, processing_folder_item);
2095         }
2096         g_free(tmpname);
2097 }
2098
2099 FolderItem *folder_get_default_processing(void)
2100 {
2101         if (!processing_folder_item) {
2102                 folder_create_processing_folder();
2103         }
2104         return processing_folder_item;
2105 }
2106
2107 /* folder_persist_prefs_new() - return hash table with persistent
2108  * settings (and folder name as key).
2109  * (note that in claws other options are in the PREFS_FOLDER_ITEM_RC
2110  * file, so those don't need to be included in PersistPref yet)
2111  */
2112 GHashTable *folder_persist_prefs_new(Folder *folder)
2113 {
2114         GHashTable *pptable;
2115
2116         g_return_val_if_fail(folder, NULL);
2117         pptable = g_hash_table_new(g_str_hash, g_str_equal);
2118         folder_get_persist_prefs_recursive(folder->node, pptable);
2119         return pptable;
2120 }
2121
2122 void folder_persist_prefs_free(GHashTable *pptable)
2123 {
2124         g_return_if_fail(pptable);
2125         g_hash_table_foreach_remove(pptable, persist_prefs_free, NULL);
2126         g_hash_table_destroy(pptable);
2127 }
2128
2129 const PersistPrefs *folder_get_persist_prefs(GHashTable *pptable, const char *name)
2130 {
2131         if (pptable == NULL || name == NULL) return NULL;
2132         return g_hash_table_lookup(pptable, name);
2133 }
2134
2135 void folder_item_restore_persist_prefs(FolderItem *item, GHashTable *pptable)
2136 {
2137         const PersistPrefs *pp;
2138
2139         pp = folder_get_persist_prefs(pptable, item->path);
2140         if (!pp) return;
2141
2142         /* CLAWS: since not all folder properties have been migrated to
2143          * folderlist.xml, we need to call the old stuff first before
2144          * setting things that apply both to Main and Claws. */
2145         prefs_folder_item_read_config(item);
2146
2147         item->collapsed = pp->collapsed;
2148         item->threaded  = pp->threaded;
2149         item->ret_rcpt  = pp->ret_rcpt;
2150         item->hide_read_msgs = pp->hide_read_msgs;
2151         item->sort_key  = pp->sort_key;
2152         item->sort_type = pp->sort_type;
2153 }
2154
2155 static void folder_get_persist_prefs_recursive(GNode *node, GHashTable *pptable)
2156 {
2157         FolderItem *item = FOLDER_ITEM(node->data);
2158         PersistPrefs *pp;
2159         GNode *child, *cur;
2160
2161         g_return_if_fail(node != NULL);
2162         g_return_if_fail(item != NULL);
2163
2164         /* FIXME: item->path == NULL for top level folder, so this means that
2165          * properties of MH folder root will not be stored. Not quite important,
2166          * because the top level folder properties are not special anyway. */
2167         if (item->path) {
2168                 pp = g_new0(PersistPrefs, 1);
2169                 g_return_if_fail(pp != NULL);
2170                 pp->collapsed = item->collapsed;
2171                 pp->threaded  = item->threaded;
2172                 pp->ret_rcpt  = item->ret_rcpt;
2173                 pp->hide_read_msgs = item->hide_read_msgs;
2174                 pp->sort_key  = item->sort_key;
2175                 pp->sort_type = item->sort_type;
2176                 g_hash_table_insert(pptable, g_strdup(item->path), pp);
2177         }
2178
2179         if (node->children) {
2180                 child = node->children;
2181                 while (child) {
2182                         cur = child;
2183                         child = cur->next;
2184                         folder_get_persist_prefs_recursive(cur, pptable);
2185                 }
2186         }
2187 }
2188
2189 static gboolean persist_prefs_free(gpointer key, gpointer val, gpointer data)
2190 {
2191         if (key)
2192                 g_free(key);
2193         if (val)
2194                 g_free(val);
2195         return TRUE;
2196 }
2197