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->account = NULL;
 108         folder->inbox = NULL;
 109         folder->outbox = NULL;
 110         folder->draft = NULL;
 111         folder->queue = NULL;
 112         folder->trash = NULL;
 113
 114         /* Init Folder functions */
 115         folder->fetch_msg = NULL;
 116         folder->fetch_msginfo = NULL;
 117         folder->fetch_msginfos = NULL;
 118         folder->get_num_list = NULL;
 119         folder->ui_func = NULL;
 120         folder->ui_func_data = NULL;
 121         folder->check_msgnum_validity = NULL;
 122
 123         /* Create root folder item */
 124         item = folder_item_new(folder, name, NULL);
 125         item->folder = folder;
 126         folder->node = g_node_new(item);
 127         folder->data = NULL;
 128 }
 129
 130 void folder_local_folder_init(Folder *folder, const gchar *name,
 131                               const gchar *path)
 132 {
 133         folder_init(folder, name);
 134         LOCAL_FOLDER(folder)->rootpath = g_strdup(path);
 135 }
 136
 137 void folder_remote_folder_init(Folder *folder, const gchar *name,
 138                                const gchar *path)
 139 {
 140         folder_init(folder, name);
 141         REMOTE_FOLDER(folder)->session = NULL;
 142 }
 143
 144 void folder_destroy(Folder *folder)
 145 {
 146         g_return_if_fail(folder != NULL);
 147
 148         switch (folder->type) {
 149         case F_MBOX:
 150                 mbox_folder_destroy(MBOX_FOLDER(folder));
 151         case F_MH:
 152                 mh_folder_destroy(MH_FOLDER(folder));
 153                 break;
 154         case F_IMAP:
 155                 imap_folder_destroy(IMAP_FOLDER(folder));
 156                 break;
 157         case F_NEWS:
 158                 news_folder_destroy(NEWS_FOLDER(folder));
 159                 break;
 160         default:
 161                 break;
 162         }
 163
 164         folder_list = g_list_remove(folder_list, folder);
 165
 166         folder_tree_destroy(folder);
 167         g_free(folder->name);
 168         g_free(folder);
 169 }
 170
 171 void folder_local_folder_destroy(LocalFolder *lfolder)
 172 {
 173         g_return_if_fail(lfolder != NULL);
 174
 175         g_free(lfolder->rootpath);
 176 }
 177
 178 void folder_remote_folder_destroy(RemoteFolder *rfolder)
 179 {
 180         g_return_if_fail(rfolder != NULL);
 181
 182         if (rfolder->session)
 183                 session_destroy(rfolder->session);
 184 }
 185
 186 #if 0
 187 Folder *mbox_folder_new(const gchar *name, const gchar *path)
 188 {
 189         /* not yet implemented */
 190         return NULL;
 191 }
 192
 193 Folder *maildir_folder_new(const gchar *name, const gchar *path)
 194 {
 195         /* not yet implemented */
 196         return NULL;
 197 }
 198 #endif
 199
 200 FolderItem *folder_item_new(Folder *folder, const gchar *name, const gchar *path)
 201 {
 202         FolderItem *item = NULL;
 203
 204         switch (folder->type) {
 205         case F_IMAP:
 206                 item = imap_folder_item_new();
 207                 break;
 208         case F_MH:
 209         case F_NEWS:
 210         case F_MBOX:
 211                 item = g_new0(FolderItem, 1);
 212                 break;
 213         default:
 214                 return NULL;
 215         }
 216
 217         g_return_val_if_fail(item != NULL, NULL);
 218
 219         item->stype = F_NORMAL;
 220         item->name = g_strdup(name);
 221         item->path = g_strdup(path);
 222         item->account = NULL;
 223         item->mtime = 0;
 224         item->new = 0;
 225         item->unread = 0;
 226         item->total = 0;
 227         item->last_num = -1;
 228         item->cache = NULL;
 229         item->no_sub = FALSE;
 230         item->no_select = FALSE;
 231         item->collapsed = FALSE;
 232         item->threaded  = TRUE;
 233         item->ret_rcpt  = FALSE;
 234         item->opened    = FALSE;
 235         item->parent = NULL;
 236         item->folder = NULL;
 237         item->mark_queue = NULL;
 238         item->data = NULL;
 239
 240         item->prefs = prefs_folder_item_new();
 241
 242         return item;
 243 }
 244
 245 void folder_item_append(FolderItem *parent, FolderItem *item)
 246 {
 247         GNode *node;
 248
 249         g_return_if_fail(parent != NULL);
 250         g_return_if_fail(parent->folder != NULL);
 251         g_return_if_fail(item != NULL);
 252
 253         node = parent->folder->node;
 254         node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, parent);
 255         g_return_if_fail(node != NULL);
 256
 257         item->parent = parent;
 258         item->folder = parent->folder;
 259         g_node_append_data(node, item);
 260 }
 261
 262 void folder_item_remove(FolderItem *item)
 263 {
 264         GNode *node;
 265
 266         g_return_if_fail(item != NULL);
 267         g_return_if_fail(item->folder != NULL);
 268
 269         node = item->folder->node;
 270         node = g_node_find(node, G_PRE_ORDER, G_TRAVERSE_ALL, item);
 271         g_return_if_fail(node != NULL);
 272
 273         /* TODO: free all FolderItem's first */
 274         if (item->folder->node == node)
 275                 item->folder->node = NULL;
 276         g_node_destroy(node);
 277 }
 278
 279 void folder_item_destroy(FolderItem *item)
 280 {
 281         g_return_if_fail(item != NULL);
 282
 283         debug_print(_("Destroying folder item %s\n"), item->path);
 284
 285         if (item->folder != NULL) {
 286                 switch (item->folder->type) {
 287                 case F_IMAP:
 288                         imap_folder_item_destroy(item);
 289                         break;
 290                 default:
 291                         break;
 292                 }
 293         }
 294
 295         if(item->cache)
 296                 folder_item_free_cache(item);
 297         g_free(item->name);
 298         g_free(item->path);
 299         g_free(item);
 300 }
 301
 302 void folder_set_ui_func(Folder *folder, FolderUIFunc func, gpointer data)
 303 {
 304         g_return_if_fail(folder != NULL);
 305
 306         folder->ui_func = func;
 307         folder->ui_func_data = data;
 308 }
 309
 310 void folder_set_name(Folder *folder, const gchar *name)
 311 {
 312         g_return_if_fail(folder != NULL);
 313
 314         g_free(folder->name);
 315         folder->name = name ? g_strdup(name) : NULL;
 316         if (folder->node && folder->node->data) {
 317                 FolderItem *item = (FolderItem *)folder->node->data;
 318
 319                 g_free(item->name);
 320                 item->name = name ? g_strdup(name) : NULL;
 321         }
 322 }
 323
 324 gboolean folder_tree_destroy_func(GNode *node, gpointer data) {
 325         FolderItem *item = (FolderItem *) node->data;
 326
 327         folder_item_destroy(item);
 328         return FALSE;
 329 }
 330
 331 void folder_tree_destroy(Folder *folder)
 332 {
 333         g_return_if_fail(folder != NULL);
 334         g_return_if_fail(folder->node != NULL);
 335
 336         prefs_scoring_clear();
 337         prefs_filtering_clear();
 338
 339         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_tree_destroy_func, NULL);
 340         g_node_destroy(folder->node);
 341
 342         folder->inbox = NULL;
 343         folder->outbox = NULL;
 344         folder->draft = NULL;
 345         folder->queue = NULL;
 346         folder->trash = NULL;
 347         folder->node = NULL;
 348 }
 349
 350 void folder_add(Folder *folder)
 351 {
 352         Folder *cur_folder;
 353         GList *cur;
 354         gint i;
 355
 356         g_return_if_fail(folder != NULL);
 357
 358         for (i = 0, cur = folder_list; cur != NULL; cur = cur->next, i++) {
 359                 cur_folder = FOLDER(cur->data);
 360                 if (folder->type == F_MH) {
 361                         if (cur_folder->type != F_MH) break;
 362                 } else if (folder->type == F_MBOX) {
 363                         if (cur_folder->type != F_MH &&
 364                             cur_folder->type != F_MBOX) break;
 365                 } else if (folder->type == F_IMAP) {
 366                         if (cur_folder->type != F_MH &&
 367                             cur_folder->type != F_MBOX &&
 368                             cur_folder->type != F_IMAP) break;
 369                 } else if (folder->type == F_NEWS) {
 370                         if (cur_folder->type != F_MH &&
 371                             cur_folder->type != F_MBOX &&
 372                             cur_folder->type != F_IMAP &&
 373                             cur_folder->type != F_NEWS) break;
 374                 }
 375         }
 376
 377         folder_list = g_list_insert(folder_list, folder, i);
 378 }
 379
 380 GList *folder_get_list(void)
 381 {
 382         return folder_list;
 383 }
 384
 385 gint folder_read_list(void)
 386 {
 387         GNode *node;
 388         XMLNode *xmlnode;
 389         gchar *path;
 390
 391         path = folder_get_list_path();
 392         if (!is_file_exist(path)) return -1;
 393         node = xml_parse_file(path);
 394         if (!node) return -1;
 395
 396         xmlnode = node->data;
 397         if (strcmp2(xmlnode->tag->tag, "folderlist") != 0) {
 398                 g_warning("wrong folder list\n");
 399                 xml_free_tree(node);
 400                 return -1;
 401         }
 402
 403         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, 2,
 404                         folder_read_folder_func, NULL);
 405
 406         xml_free_tree(node);
 407         if (folder_list)
 408                 return 0;
 409         else
 410                 return -1;
 411 }
 412
 413 void folder_write_list(void)
 414 {
 415         GList *list;
 416         Folder *folder;
 417         gchar *path;
 418         PrefFile *pfile;
 419
 420         path = folder_get_list_path();
 421         if ((pfile = prefs_write_open(path)) == NULL) return;
 422
 423         fprintf(pfile->fp, "<?xml version=\"1.0\" encoding=\"%s\"?>\n",
 424                 conv_get_current_charset_str());
 425         fputs("\n<folderlist>\n", pfile->fp);
 426
 427         for (list = folder_list; list != NULL; list = list->next) {
 428                 folder = list->data;
 429                 folder_write_list_recursive(folder->node, pfile->fp);
 430         }
 431
 432         fputs("</folderlist>\n", pfile->fp);
 433
 434         if (prefs_write_close(pfile) < 0)
 435                 g_warning("failed to write folder list.\n");
 436 }
 437
 438 gboolean folder_scan_tree_func(GNode *node, gpointer data)
 439 {
 440         GHashTable *pptable = (GHashTable *)data;
 441         FolderItem *item = (FolderItem *)node->data;
 442
 443         folder_item_restore_persist_prefs(item, pptable);
 444 }
 445
 446 void folder_scan_tree(Folder *folder)
 447 {
 448         GHashTable *pptable;
 449
 450         if(!folder->scan_tree)
 451                 return;
 452
 453         pptable = folder_persist_prefs_new(folder);
 454         folder_tree_destroy(folder);
 455
 456         folder->scan_tree(folder);
 457
 458         g_node_traverse(folder->node, G_POST_ORDER, G_TRAVERSE_ALL, -1, folder_scan_tree_func, pptable);
 459         folder_persist_prefs_free(pptable);
 460
 461         prefs_matcher_read_config();
 462 }
 463
 464 struct TotalMsgCount
 465 {
 466         guint new;
 467         guint unread;
 468         guint total;
 469 };
 470
 471 struct FuncToAllFoldersData
 472 {
 473         FolderItemFunc  function;
 474         gpointer        data;
 475 };
 476
 477 static gboolean folder_func_to_all_folders_func(GNode *node, gpointer data)
 478 {
 479         FolderItem *item;
 480         struct FuncToAllFoldersData *function_data = (struct FuncToAllFoldersData *) data;
 481
 482         g_return_val_if_fail(node->data != NULL, FALSE);
 483
 484         item = FOLDER_ITEM(node->data);
 485         g_return_val_if_fail(item != NULL, FALSE);
 486
 487         function_data->function(item, function_data->data);
 488
 489         return FALSE;
 490 }
 491
 492 void folder_func_to_all_folders(FolderItemFunc function, gpointer data)
 493 {
 494         GList *list;
 495         Folder *folder;
 496         struct FuncToAllFoldersData function_data;
 497
 498         function_data.function = function;
 499         function_data.data = data;
 500
 501         for (list = folder_list; list != NULL; list = list->next) {
 502                 folder = FOLDER(list->data);
 503                 if (folder->node)
 504                         g_node_traverse(folder->node, G_PRE_ORDER,
 505                                         G_TRAVERSE_ALL, -1,
 506                                         folder_func_to_all_folders_func,
 507                                         &function_data);
 508         }
 509 }
 510
 511 static void folder_count_total_msgs_func(FolderItem *item, gpointer data)
 512 {
 513         struct TotalMsgCount *count = (struct TotalMsgCount *)data;
 514
 515         count->new += item->new;
 516         count->unread += item->unread;
 517         count->total += item->total;
 518 }
 519
 520 void folder_count_total_msgs(guint *new, guint *unread, guint *total)
 521 {
 522         struct TotalMsgCount count;
 523
 524         count.new = count.unread = count.total = 0;
 525
 526         debug_print(_("Counting total number of messages...\n"));
 527
 528         folder_func_to_all_folders(folder_count_total_msgs_func, &count);
 529
 530         *new = count.new;
 531         *unread = count.unread;
 532         *total = count.total;
 533 }
 534
 535 Folder *folder_find_from_path(const gchar *path)
 536 {
 537         GList *list;
 538         Folder *folder;
 539
 540         for (list = folder_list; list != NULL; list = list->next) {
 541                 folder = list->data;
 542                 if ((folder->type == F_MH || folder->type == F_MBOX) &&
 543                     !path_cmp(LOCAL_FOLDER(folder)->rootpath, path))
 544                         return folder;
 545         }
 546
 547         return NULL;
 548 }
 549
 550 Folder *folder_find_from_name(const gchar *name, FolderType type)
 551 {
 552         GList *list;
 553         Folder *folder;
 554
 555         for (list = folder_list; list != NULL; list = list->next) {
 556                 folder = list->data;
 557                 if (folder->type == type && strcmp2(name, folder->name) == 0)
 558                         return folder;
 559         }
 560
 561         return NULL;
 562 }
 563
 564 static gboolean folder_item_find_func(GNode *node, gpointer data)
 565 {
 566         FolderItem *item = node->data;
 567         gpointer *d = data;
 568         const gchar *path = d[0];
 569
 570         if (path_cmp(path, item->path) != 0)
 571                 return FALSE;
 572
 573         d[1] = item;
 574
 575         return TRUE;
 576 }
 577
 578 FolderItem *folder_find_item_from_path(const gchar *path)
 579 {
 580         Folder *folder;
 581         gpointer d[2];
 582
 583         folder = folder_get_default_folder();
 584         g_return_val_if_fail(folder != NULL, NULL);
 585
 586         d[0] = (gpointer)path;
 587         d[1] = NULL;
 588         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 589                         folder_item_find_func, d);
 590         return d[1];
 591 }
 592
 593 static const struct {
 594         gchar *str;
 595         FolderType type;
 596 } type_str_table[] = {
 597         {"#mh"     , F_MH},
 598         {"#mbox"   , F_MBOX},
 599         {"#maildir", F_MAILDIR},
 600         {"#imap"   , F_IMAP},
 601         {"#news"   , F_NEWS}
 602 };
 603
 604 static gchar *folder_get_type_string(FolderType type)
 605 {
 606         gint i;
 607
 608         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 609              i++) {
 610                 if (type_str_table[i].type == type)
 611                         return type_str_table[i].str;
 612         }
 613
 614         return NULL;
 615 }
 616
 617 static FolderType folder_get_type_from_string(const gchar *str)
 618 {
 619         gint i;
 620
 621         for (i = 0; i < sizeof(type_str_table) / sizeof(type_str_table[0]);
 622              i++) {
 623                 if (g_strcasecmp(type_str_table[i].str, str) == 0)
 624                         return type_str_table[i].type;
 625         }
 626
 627         return F_UNKNOWN;
 628 }
 629
 630 gchar *folder_get_identifier(Folder *folder)
 631 {
 632         gchar *type_str;
 633
 634         g_return_val_if_fail(folder != NULL, NULL);
 635
 636         type_str = folder_get_type_string(folder->type);
 637         return g_strconcat(type_str, "/", folder->name, NULL);
 638 }
 639
 640 gchar *folder_item_get_identifier(FolderItem *item)
 641 {
 642         gchar *id;
 643         gchar *folder_id;
 644
 645         g_return_val_if_fail(item != NULL, NULL);
 646         g_return_val_if_fail(item->path != NULL, NULL);
 647
 648         folder_id = folder_get_identifier(item->folder);
 649         id = g_strconcat(folder_id, "/", item->path, NULL);
 650         g_free(folder_id);
 651
 652         return id;
 653 }
 654
 655 FolderItem *folder_find_item_from_identifier(const gchar *identifier)
 656 {
 657         Folder *folder;
 658         gpointer d[2];
 659         gchar *str;
 660         gchar *p;
 661         gchar *name;
 662         gchar *path;
 663         FolderType type;
 664
 665         g_return_val_if_fail(identifier != NULL, NULL);
 666
 667         if (*identifier != '#')
 668                 return folder_find_item_from_path(identifier);
 669
 670         Xstrdup_a(str, identifier, return NULL);
 671
 672         p = strchr(str, '/');
 673         if (!p)
 674                 return folder_find_item_from_path(identifier);
 675         *p = '\0';
 676         p++;
 677         type = folder_get_type_from_string(str);
 678         if (type == F_UNKNOWN)
 679                 return folder_find_item_from_path(identifier);
 680
 681         name = p;
 682         p = strchr(p, '/');
 683         if (!p)
 684                 return folder_find_item_from_path(identifier);
 685         *p = '\0';
 686         p++;
 687
 688         folder = folder_find_from_name(name, type);
 689         if (!folder)
 690                 return folder_find_item_from_path(identifier);
 691
 692         path = p;
 693
 694         d[0] = (gpointer)path;
 695         d[1] = NULL;
 696         g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 697                         folder_item_find_func, d);
 698         return d[1];
 699 }
 700
 701 Folder *folder_get_default_folder(void)
 702 {
 703         return folder_list ? FOLDER(folder_list->data) : NULL;
 704 }
 705
 706 FolderItem *folder_get_default_inbox(void)
 707 {
 708         Folder *folder;
 709
 710         if (!folder_list) return NULL;
 711         folder = FOLDER(folder_list->data);
 712         g_return_val_if_fail(folder != NULL, NULL);
 713         return folder->inbox;
 714 }
 715
 716 FolderItem *folder_get_default_outbox(void)
 717 {
 718         Folder *folder;
 719
 720         if (!folder_list) return NULL;
 721         folder = FOLDER(folder_list->data);
 722         g_return_val_if_fail(folder != NULL, NULL);
 723         return folder->outbox;
 724 }
 725
 726 FolderItem *folder_get_default_draft(void)
 727 {
 728         Folder *folder;
 729
 730         if (!folder_list) return NULL;
 731         folder = FOLDER(folder_list->data);
 732         g_return_val_if_fail(folder != NULL, NULL);
 733         return folder->draft;
 734 }
 735
 736 FolderItem *folder_get_default_queue(void)
 737 {
 738         Folder *folder;
 739
 740         if (!folder_list) return NULL;
 741         folder = FOLDER(folder_list->data);
 742         g_return_val_if_fail(folder != NULL, NULL);
 743         return folder->queue;
 744 }
 745
 746 FolderItem *folder_get_default_trash(void)
 747 {
 748         Folder *folder;
 749
 750         if (!folder_list) return NULL;
 751         folder = FOLDER(folder_list->data);
 752         g_return_val_if_fail(folder != NULL, NULL);
 753         return folder->trash;
 754 }
 755
 756 #define CREATE_FOLDER_IF_NOT_EXIST(member, dir, type)           \
 757 {                                                               \
 758         if (!folder->member) {                                  \
 759                 item = folder_item_new(folder, dir, dir);       \
 760                 item->stype = type;                             \
 761                 folder_item_append(rootitem, item);             \
 762                 folder->member = item;                          \
 763         }                                                       \
 764 }
 765
 766 void folder_set_missing_folders(void)
 767 {
 768         Folder *folder;
 769         FolderItem *rootitem;
 770         FolderItem *item;
 771         GList *list;
 772
 773         for (list = folder_list; list != NULL; list = list->next) {
 774                 folder = list->data;
 775                 if (folder->type != F_MH) continue;
 776                 rootitem = FOLDER_ITEM(folder->node->data);
 777                 g_return_if_fail(rootitem != NULL);
 778
 779                 if (folder->inbox && folder->outbox && folder->draft &&
 780                     folder->queue && folder->trash)
 781                         continue;
 782
 783                 if (folder->create_tree(folder) < 0) {
 784                         g_warning("%s: can't create the folder tree.\n",
 785                                   LOCAL_FOLDER(folder)->rootpath);
 786                         continue;
 787                 }
 788
 789                 CREATE_FOLDER_IF_NOT_EXIST(inbox,  INBOX_DIR,  F_INBOX);
 790                 CREATE_FOLDER_IF_NOT_EXIST(outbox, OUTBOX_DIR, F_OUTBOX);
 791                 CREATE_FOLDER_IF_NOT_EXIST(draft,  DRAFT_DIR,  F_DRAFT);
 792                 CREATE_FOLDER_IF_NOT_EXIST(queue,  QUEUE_DIR,  F_QUEUE);
 793                 CREATE_FOLDER_IF_NOT_EXIST(trash,  TRASH_DIR,  F_TRASH);
 794         }
 795 }
 796
 797 #undef CREATE_FOLDER_IF_NOT_EXIST
 798
 799 gchar *folder_item_get_path(FolderItem *item)
 800 {
 801         gchar *folder_path;
 802         gchar *path;
 803
 804         g_return_val_if_fail(item != NULL, NULL);
 805
 806         if (FOLDER_TYPE(item->folder) == F_MH)
 807                 folder_path = g_strdup(LOCAL_FOLDER(item->folder)->rootpath);
 808         else if (FOLDER_TYPE(item->folder) == F_MBOX) {
 809                 path = mbox_get_virtual_path(item);
 810                 if (path == NULL)
 811                         return NULL;
 812                 folder_path = g_strconcat(get_mbox_cache_dir(),
 813                                           G_DIR_SEPARATOR_S, path, NULL);
 814                 g_free(path);
 815
 816                 return folder_path;
 817         }
 818         else if (FOLDER_TYPE(item->folder) == F_IMAP) {
 819                 g_return_val_if_fail(item->folder->account != NULL, NULL);
 820                 folder_path = g_strconcat(get_imap_cache_dir(),
 821                                           G_DIR_SEPARATOR_S,
 822                                           item->folder->account->recv_server,
 823                                           G_DIR_SEPARATOR_S,
 824                                           item->folder->account->userid,
 825                                           NULL);
 826         } else if (FOLDER_TYPE(item->folder) == F_NEWS) {
 827                 g_return_val_if_fail(item->folder->account != NULL, NULL);
 828                 folder_path = g_strconcat(get_news_cache_dir(),
 829                                           G_DIR_SEPARATOR_S,
 830                                           item->folder->account->nntp_server,
 831                                           NULL);
 832         } else
 833                 return NULL;
 834
 835         g_return_val_if_fail(folder_path != NULL, NULL);
 836
 837         if (folder_path[0] == G_DIR_SEPARATOR) {
 838                 if (item->path)
 839                         path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
 840                                            item->path, NULL);
 841                 else
 842                         path = g_strdup(folder_path);
 843         } else {
 844                 if (item->path)
 845                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 846                                            folder_path, G_DIR_SEPARATOR_S,
 847                                            item->path, NULL);
 848                 else
 849                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 850                                            folder_path, NULL);
 851         }
 852
 853         g_free(folder_path);
 854         return path;
 855 }
 856
 857 void folder_item_set_default_flags(FolderItem *dest, MsgFlags *flags)
 858 {
 859         if (!(dest->stype == F_OUTBOX ||
 860               dest->stype == F_QUEUE  ||
 861               dest->stype == F_DRAFT  ||
 862               dest->stype == F_TRASH)) {
 863                 flags->perm_flags = MSG_NEW|MSG_UNREAD;
 864         } else {
 865                 flags->perm_flags = 0;
 866         }
 867         flags->tmp_flags = MSG_CACHED;
 868         if (dest->folder->type == F_MH) {
 869                 if (dest->stype == F_QUEUE) {
 870                         MSG_SET_TMP_FLAGS(*flags, MSG_QUEUED);
 871                 } else if (dest->stype == F_DRAFT) {
 872                         MSG_SET_TMP_FLAGS(*flags, MSG_DRAFT);
 873                 }
 874         } else if (dest->folder->type == F_IMAP) {
 875                 MSG_SET_TMP_FLAGS(*flags, MSG_IMAP);
 876         } else if (dest->folder->type == F_NEWS) {
 877                 MSG_SET_TMP_FLAGS(*flags, MSG_NEWS);
 878         }
 879 }
 880
 881 typedef enum {
 882     IN_CACHE  = 1 << 0,
 883     IN_FOLDER = 1 << 1,
 884 } FolderScanInfo;
 885
 886 gint folder_item_scan(FolderItem *item)
 887 {
 888         Folder *folder;
 889         GSList *folder_list, *cache_list, *elem, *new_list = NULL;
 890         gint i;
 891         guint min = 0xffffffff, max = 0, cache_max = 0;
 892         FolderScanInfo *folderscaninfo;
 893         guint newcnt = 0, unreadcnt = 0, totalcnt = 0;
 894
 895         g_return_val_if_fail(item != NULL, -1);
 896         if(item->path == NULL) return -1;
 897
 898         folder = item->folder;
 899
 900         g_return_val_if_fail(folder != NULL, -1);
 901         g_return_val_if_fail(folder->get_num_list != NULL, -1);
 902
 903         debug_print(_("Scanning folder %s for cache changes.\n"), item->path);
 904
 905         /* Get list of messages for folder and cache */
 906         if(!folder->check_msgnum_validity ||
 907            folder->check_msgnum_validity(folder, item)) {
 908                 if(!item->cache)
 909                         folder_item_read_cache(item);
 910                 cache_list = msgcache_get_msg_list(item->cache);
 911         } else {
 912                 if(item->cache)
 913                         msgcache_destroy(item->cache);
 914                 item->cache = msgcache_new();
 915                 cache_list = NULL;
 916         }
 917         folder_list = folder->get_num_list(item->folder, item);
 918
 919         /* Get min und max number in folder */
 920         for(elem = cache_list; elem != NULL; elem = elem->next) {
 921                 MsgInfo *msginfo = (MsgInfo *)elem->data;
 922
 923                 min = MIN(msginfo->msgnum, min);
 924                 max = MAX(msginfo->msgnum, max);
 925         }
 926         cache_max = max;
 927         for(elem = folder_list; elem != NULL; elem = elem->next) {
 928                 guint num = GPOINTER_TO_INT(elem->data);
 929
 930                 min = MIN(num, min);
 931                 max = MAX(num, max);
 932         }
 933
 934         debug_print("Folder message number range from %d to %d\n", min, max);
 935
 936         if(max == 0) {
 937                 for(elem = cache_list; elem != NULL; elem = elem->next) {
 938                         MsgInfo *msginfo = (MsgInfo *)elem->data;
 939
 940                         procmsg_msginfo_free(msginfo);
 941                 }
 942                 g_slist_free(folder_list);
 943                 g_slist_free(cache_list);
 944
 945                 return 0;
 946         }
 947
 948         folderscaninfo = g_new0(FolderScanInfo, max - min + 1);
 949
 950         for(elem = folder_list; elem != NULL; elem = elem->next) {
 951                 guint num = GPOINTER_TO_INT(elem->data);
 952
 953                 folderscaninfo[num - min] |= IN_FOLDER;
 954         }
 955         for(elem = cache_list; elem != NULL; elem = elem->next) {
 956                 MsgInfo *msginfo = (MsgInfo *)elem->data;
 957
 958                 folderscaninfo[msginfo->msgnum - min] |= IN_CACHE;
 959                 procmsg_msginfo_free(msginfo);
 960         }
 961
 962         for(i = max - min; i >= 0; i--) {
 963                 guint num;
 964
 965                 num = i + min;
 966                 /* Add message to cache if in folder and not in cache */
 967                 if( (folderscaninfo[i] & IN_FOLDER) &&
 968                    !(folderscaninfo[i] & IN_CACHE) &&
 969                     (folder->type != F_NEWS ||
 970                         (((prefs_common.max_articles == 0) || (num > (max - prefs_common.max_articles))) &&
 971                         (num > cache_max)))
 972                     ) {
 973                         new_list = g_slist_prepend(new_list, GINT_TO_POINTER(num));
 974                         debug_print(_("Remembered message %d for fetching\n"), num);
 975                 }
 976                 /* Remove message from cache if not in folder and in cache */
 977                 if(!(folderscaninfo[i] & IN_FOLDER) &&
 978                     (folderscaninfo[i] & IN_CACHE)) {
 979                         msgcache_remove_msg(item->cache, i + min);
 980                         debug_print(_("Removed message %d from cache.\n"), num);
 981                 }
 982                 /* Check if msginfo needs update if in cache and in folder */
 983                 if((folderscaninfo[i] & IN_FOLDER) &&
 984                    (folderscaninfo[i] & IN_CACHE)) {
 985                         MsgInfo *msginfo;
 986
 987                         msginfo = msgcache_get_msg(item->cache, num);
 988                         if(folder->is_msg_changed && folder->is_msg_changed(folder, item, msginfo)) {
 989                                 MsgInfo *newmsginfo;
 990
 991                                 msgcache_remove_msg(item->cache, msginfo->msgnum);
 992
 993                                 newmsginfo = folder->fetch_msginfo(folder, item, num);
 994                                 msgcache_add_msg(item->cache, newmsginfo);
 995                                 if(MSG_IS_NEW(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
 996                                         newcnt++;
 997                                 if(MSG_IS_UNREAD(newmsginfo->flags) && !MSG_IS_IGNORE_THREAD(newmsginfo->flags))
 998                                         unreadcnt++;
 999                                 procmsg_msginfo_free(newmsginfo);
1000
1001                                 debug_print(_("Updated msginfo for message %d.\n"), num);
1002                         } else {
1003                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1004                                         newcnt++;
1005                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1006                                         unreadcnt++;
1007                         }
1008                         totalcnt++;
1009                         procmsg_msginfo_free(msginfo);
1010                 }
1011         }
1012
1013         if(folder->fetch_msginfos) {
1014                 GSList *newmsg_list;
1015                 MsgInfo *msginfo;
1016
1017                 if(new_list) {
1018                         newmsg_list = folder->fetch_msginfos(folder, item, new_list);
1019                         for(elem = newmsg_list; elem != NULL; elem = g_slist_next(elem)) {
1020                                 msginfo = (MsgInfo *) elem->data;
1021                                 msgcache_add_msg(item->cache, msginfo);
1022                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1023                                         newcnt++;
1024                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1025                                         unreadcnt++;
1026                                 totalcnt++;
1027                                 procmsg_msginfo_free(msginfo);
1028                         }
1029                         g_slist_free(newmsg_list);
1030                         folderview_update_item(item, FALSE);
1031                 }
1032         } else if (folder->fetch_msginfo) {
1033                 for(elem = new_list; elem != NULL; elem = g_slist_next(elem)) {
1034                         MsgInfo *msginfo;
1035                         guint num;
1036
1037                         num = GPOINTER_TO_INT(elem->data);
1038                         msginfo = folder->fetch_msginfo(folder, item, num);
1039                         if(msginfo != NULL) {
1040                                 msgcache_add_msg(item->cache, msginfo);
1041                                 if(MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1042                                     newcnt++;
1043                                 if(MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1044                                     unreadcnt++;
1045                                 totalcnt++;
1046                                 procmsg_msginfo_free(msginfo);
1047                                 debug_print(_("Added newly found message %d to cache.\n"), num);
1048                         }
1049                 }
1050                 folderview_update_item(item, FALSE);
1051         }
1052
1053         item->new = newcnt;
1054         item->unread = unreadcnt;
1055         item->total = totalcnt;
1056
1057         g_slist_free(folder_list);
1058         g_slist_free(cache_list);
1059         g_slist_free(new_list);
1060         g_free(folderscaninfo);
1061
1062         return 0;
1063 }
1064
1065 static void folder_item_scan_foreach_func(gpointer key, gpointer val,
1066                                           gpointer data)
1067 {
1068         folder_item_scan(FOLDER_ITEM(key));
1069 }
1070
1071 void folder_item_scan_foreach(GHashTable *table)
1072 {
1073         g_hash_table_foreach(table, folder_item_scan_foreach_func, NULL);
1074 }
1075
1076 void folder_count_total_cache_memusage(FolderItem *item, gpointer data)
1077 {
1078         gint *memusage = (gint *)data;
1079
1080         if(item->cache == NULL)
1081                 return;
1082
1083         *memusage += msgcache_get_memory_usage(item->cache);
1084 }
1085
1086 gint folder_cache_time_compare_func(gconstpointer a, gconstpointer b)
1087 {
1088         FolderItem *fa = (FolderItem *)a;
1089         FolderItem *fb = (FolderItem *)b;
1090
1091         return (gint) (msgcache_get_last_access_time(fa->cache) - msgcache_get_last_access_time(fb->cache));
1092 }
1093
1094 void folder_find_expired_caches(FolderItem *item, gpointer data)
1095 {
1096         GSList **folder_item_list = (GSList **)data;
1097         gint difftime, expiretime;
1098
1099         if(item->cache == NULL)
1100                 return;
1101
1102         difftime = (gint) (time(NULL) - msgcache_get_last_access_time(item->cache));
1103         expiretime = prefs_common.cache_min_keep_time * 60;
1104         debug_print(_("Cache unused time: %d (Expire time: %d)\n"), difftime, expiretime);
1105         if(difftime > expiretime) {
1106                 *folder_item_list = g_slist_insert_sorted(*folder_item_list, item, folder_cache_time_compare_func);
1107         }
1108 }
1109
1110 void folder_item_free_cache(FolderItem *item)
1111 {
1112         g_return_if_fail(item != NULL);
1113
1114         if(item->cache == NULL)
1115                 return;
1116
1117         folder_item_write_cache(item);
1118         msgcache_destroy(item->cache);
1119         item->cache = NULL;
1120 }
1121
1122 void folder_clean_cache_memory()
1123 {
1124         gint memusage = 0;
1125
1126         folder_func_to_all_folders(folder_count_total_cache_memusage, &memusage);
1127         debug_print(_("Total cache memory usage: %d\n"), memusage);
1128
1129         if(memusage > (prefs_common.cache_max_mem_usage * 1024)) {
1130                 GSList *folder_item_list = NULL, *listitem;
1131
1132                 debug_print(_("Trying to free cache memory\n"));
1133
1134                 folder_func_to_all_folders(folder_find_expired_caches, &folder_item_list);
1135                 listitem = folder_item_list;
1136                 while((listitem != NULL) && (memusage > (prefs_common.cache_max_mem_usage * 1024))) {
1137                         FolderItem *item = (FolderItem *)(listitem->data);
1138
1139                         debug_print(_("Freeing cache memory for %s\n"), item->path);
1140                         memusage -= msgcache_get_memory_usage(item->cache);
1141                         folder_item_free_cache(item);
1142                         listitem = listitem->next;
1143                 }
1144                 g_slist_free(folder_item_list);
1145         }
1146 }
1147
1148 void folder_item_read_cache(FolderItem *item)
1149 {
1150         gchar *cache_file, *mark_file;
1151
1152         g_return_if_fail(item != NULL);
1153
1154         cache_file = folder_item_get_cache_file(item);
1155         mark_file = folder_item_get_mark_file(item);
1156         item->cache = msgcache_read_cache(item, cache_file);
1157         if(!item->cache) {
1158                 item->cache = msgcache_new();
1159                 folder_item_scan(item);
1160         }
1161         msgcache_read_mark(item->cache, mark_file);
1162         g_free(cache_file);
1163         g_free(mark_file);
1164
1165         folder_clean_cache_memory();
1166 }
1167
1168 void folder_item_write_cache(FolderItem *item)
1169 {
1170         gchar *cache_file, *mark_file;
1171         PrefsFolderItem *prefs;
1172         gint filemode = 0;
1173         gchar *id;
1174
1175         if (!item || !item->path || !item->cache)
1176                 return;
1177
1178         id = folder_item_get_identifier(item);
1179         debug_print(_("Save cache for folder %s\n"), id);
1180         g_free(id);
1181
1182         cache_file = folder_item_get_cache_file(item);
1183         mark_file = folder_item_get_mark_file(item);
1184         if(msgcache_write(cache_file, mark_file, item->cache) < 0) {
1185                 prefs = item->prefs;
1186                 if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
1187                         /* for cache file */
1188                         filemode = prefs->folder_chmod;
1189                         if (filemode & S_IRGRP) filemode |= S_IWGRP;
1190                         if (filemode & S_IROTH) filemode |= S_IWOTH;
1191                         chmod(cache_file, filemode);
1192                 }
1193         }
1194
1195         g_free(cache_file);
1196         g_free(mark_file);
1197 }
1198
1199 MsgInfo *folder_item_fetch_msginfo(FolderItem *item, gint num)
1200 {
1201         Folder *folder;
1202         MsgInfo *msginfo;
1203
1204         g_return_val_if_fail(item != NULL, NULL);
1205
1206         folder = item->folder;
1207         if(!item->cache)
1208                 folder_item_read_cache(item);
1209
1210         if((msginfo = msgcache_get_msg(item->cache, num)) != NULL)
1211                 return msginfo;
1212
1213         g_return_val_if_fail(folder->fetch_msginfo, NULL);
1214         if((msginfo = folder->fetch_msginfo(folder, item, num)) != NULL) {
1215                 msgcache_add_msg(item->cache, msginfo);
1216                 return msginfo;
1217         }
1218
1219         return NULL;
1220 }
1221
1222 MsgInfo *folder_item_fetch_msginfo_by_id(FolderItem *item, const gchar *msgid)
1223 {
1224         Folder *folder;
1225         MsgInfo *msginfo;
1226
1227         g_return_val_if_fail(item != NULL, NULL);
1228
1229         folder = item->folder;
1230         if(!item->cache)
1231                 folder_item_read_cache(item);
1232
1233         if((msginfo = msgcache_get_msg_by_id(item->cache, msgid)) != NULL)
1234                 return msginfo;
1235
1236         return NULL;
1237 }
1238
1239 GSList *folder_item_get_msg_list(FolderItem *item)
1240 {
1241         g_return_val_if_fail(item != NULL, NULL);
1242
1243         if(item->cache == 0)
1244                 folder_item_read_cache(item);
1245
1246         g_return_val_if_fail(item->cache != NULL, NULL);
1247
1248         return msgcache_get_msg_list(item->cache);
1249 }
1250
1251 gchar *folder_item_fetch_msg(FolderItem *item, gint num)
1252 {
1253         Folder *folder;
1254
1255         g_return_val_if_fail(item != NULL, NULL);
1256
1257         folder = item->folder;
1258
1259         g_return_val_if_fail(folder->fetch_msg != NULL, NULL);
1260
1261         return folder->fetch_msg(folder, item, num);
1262 }
1263
1264 gint folder_item_add_msg(FolderItem *dest, const gchar *file,
1265                          gboolean remove_source)
1266 {
1267         Folder *folder;
1268         gint num;
1269         MsgInfo *msginfo;
1270
1271         g_return_val_if_fail(dest != NULL, -1);
1272         g_return_val_if_fail(file != NULL, -1);
1273
1274         folder = dest->folder;
1275
1276         g_return_val_if_fail(folder->add_msg != NULL, -1);
1277
1278         if (!dest->cache)
1279                 folder_item_read_cache(dest);
1280
1281         num = folder->add_msg(folder, dest, file, remove_source);
1282
1283         if (num > 0) {
1284                 msginfo = folder->fetch_msginfo(folder, dest, num);
1285
1286                 if(MSG_IS_NEW(msginfo->flags))
1287                         dest->new++;
1288                 if(MSG_IS_UNREAD(msginfo->flags))
1289                         dest->unread++;
1290                 dest->total++;
1291
1292                 dest->last_num = num;
1293                 msgcache_add_msg(dest->cache, msginfo);
1294                 procmsg_msginfo_free(msginfo);
1295         }
1296
1297         return num;
1298 }
1299
1300 /*
1301 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1302 {
1303         Folder *folder;
1304         gint num;
1305
1306         g_return_val_if_fail(dest != NULL, -1);
1307         g_return_val_if_fail(msginfo != NULL, -1);
1308
1309         folder = dest->folder;
1310         if (dest->last_num < 0) folder->scan(folder, dest);
1311
1312         num = folder->move_msg(folder, dest, msginfo);
1313         if (num > 0) dest->last_num = num;
1314
1315         return num;
1316 }
1317 */
1318
1319 gint folder_item_move_msg(FolderItem *dest, MsgInfo *msginfo)
1320 {
1321         Folder *folder;
1322         gint num;
1323         Folder * src_folder;
1324
1325         g_return_val_if_fail(dest != NULL, -1);
1326         g_return_val_if_fail(msginfo != NULL, -1);
1327
1328         folder = dest->folder;
1329
1330         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1331         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1332
1333         if (!dest->cache) folder_item_read_cache(dest);
1334
1335         src_folder = msginfo->folder->folder;
1336
1337         num = folder->copy_msg(folder, dest, msginfo);
1338
1339         if (num != -1) {
1340                 MsgInfo *newmsginfo;
1341
1342                 newmsginfo = folder->fetch_msginfo(folder, dest, num);
1343                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1344                 if (dest->stype == F_OUTBOX ||
1345                     dest->stype == F_QUEUE  ||
1346                     dest->stype == F_DRAFT  ||
1347                     dest->stype == F_TRASH)
1348                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1349                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1350                 msgcache_add_msg(dest->cache, newmsginfo);
1351
1352                 /* CLAWS */
1353                 if(src_folder->remove_msg) {
1354                         src_folder->remove_msg(src_folder,
1355                                                msginfo->folder,
1356                                                msginfo->msgnum);
1357                 }
1358                 msgcache_remove_msg(msginfo->folder->cache, msginfo->msgnum);
1359
1360                 if (MSG_IS_NEW(msginfo->flags))
1361                         msginfo->folder->new--;
1362                 if (MSG_IS_NEW(newmsginfo->flags))
1363                         dest->new++;
1364                 if (MSG_IS_UNREAD(msginfo->flags))
1365                         msginfo->folder->unread--;
1366                 if (MSG_IS_UNREAD(newmsginfo->flags))
1367                         dest->unread++;
1368                 msginfo->folder->total--;
1369                 dest->total++;
1370
1371                 procmsg_msginfo_free(newmsginfo);
1372         }
1373
1374         if (folder->finished_copy)
1375                 folder->finished_copy(folder, dest);
1376
1377         return num;
1378 }
1379
1380 /*
1381 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1382 {
1383         Folder *folder;
1384         gint num;
1385
1386         g_return_val_if_fail(dest != NULL, -1);
1387         g_return_val_if_fail(msglist != NULL, -1);
1388
1389         folder = dest->folder;
1390         if (dest->last_num < 0) folder->scan(folder, dest);
1391
1392         num = folder->move_msgs_with_dest(folder, dest, msglist);
1393         if (num > 0) dest->last_num = num;
1394         else dest->op_count = 0;
1395
1396         return num;
1397 }
1398 */
1399
1400 gint folder_item_move_msgs_with_dest(FolderItem *dest, GSList *msglist)
1401 {
1402         Folder *folder;
1403         FolderItem *item;
1404         GSList *newmsgnums = NULL;
1405         GSList *l, *l2;
1406         gint num;
1407
1408         g_return_val_if_fail(dest != NULL, -1);
1409         g_return_val_if_fail(msglist != NULL, -1);
1410
1411         folder = dest->folder;
1412
1413         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1414         g_return_val_if_fail(folder->remove_msg != NULL, -1);
1415
1416         /*
1417          * Copy messages to destination folder and
1418          * store new message numbers in newmsgnums
1419          */
1420         item = NULL;
1421         for(l = msglist ; l != NULL ; l = g_slist_next(l)) {
1422                 MsgInfo * msginfo = (MsgInfo *) l->data;
1423
1424                 if (!item && msginfo->folder != NULL)
1425                         item = msginfo->folder;
1426
1427                 num = folder->copy_msg(folder, dest, msginfo);
1428                 newmsgnums = g_slist_append(newmsgnums, GINT_TO_POINTER(num));
1429         }
1430
1431         /* Read cache for dest folder */
1432         if (!dest->cache) folder_item_read_cache(dest);
1433
1434         /*
1435          * Fetch new MsgInfos for new messages in dest folder,
1436          * add them to the msgcache and update folder message counts
1437          */
1438         l2 = newmsgnums;
1439         for(l = msglist; l != NULL; l = g_slist_next(l)) {
1440                 MsgInfo *msginfo = (MsgInfo *) l->data;
1441
1442                 num = GPOINTER_TO_INT(l2->data);
1443
1444                 if (num != -1) {
1445                         MsgInfo *newmsginfo;
1446
1447                         newmsginfo = folder->fetch_msginfo(folder, dest, num);
1448                         if(newmsginfo) {
1449                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1450                                 if (dest->stype == F_OUTBOX ||
1451                                     dest->stype == F_QUEUE  ||
1452                                     dest->stype == F_DRAFT  ||
1453                                     dest->stype == F_TRASH)
1454                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1455                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1456                                 msgcache_add_msg(dest->cache, newmsginfo);
1457
1458                                 if (MSG_IS_NEW(newmsginfo->flags))
1459                                         dest->new++;
1460                                 if (MSG_IS_UNREAD(newmsginfo->flags))
1461                                         dest->unread++;
1462                                 dest->total++;
1463
1464                                 procmsg_msginfo_free(newmsginfo);
1465                         }
1466                 }
1467                 l2 = g_slist_next(l2);
1468         }
1469
1470         /*
1471          * Remove source messages from their folders if
1472          * copying was successfull and update folder
1473          * message counts
1474          */
1475         l2 = newmsgnums;
1476         for(l = msglist; l != NULL; l = g_slist_next(l)) {
1477                 MsgInfo *msginfo = (MsgInfo *) l->data;
1478
1479                 num = GPOINTER_TO_INT(l2->data);
1480
1481                 if(num != -1) {
1482                         item->folder->remove_msg(item->folder,
1483                                                  msginfo->folder,
1484                                                  msginfo->msgnum);
1485                         if(!item->cache)
1486                                 folder_item_read_cache(item);
1487                         msgcache_remove_msg(item->cache, msginfo->msgnum);
1488
1489                         if (MSG_IS_NEW(msginfo->flags))
1490                                 msginfo->folder->new--;
1491                         if (MSG_IS_UNREAD(msginfo->flags))
1492                                 msginfo->folder->unread--;
1493                         msginfo->folder->total--;
1494                 }
1495
1496                 l2 = g_slist_next(l2);
1497         }
1498
1499
1500         if (folder->finished_copy)
1501                 folder->finished_copy(folder, dest);
1502
1503         g_slist_free(newmsgnums);
1504         return dest->last_num;
1505 }
1506
1507 /*
1508 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1509 {
1510         Folder *folder;
1511         gint num;
1512
1513         g_return_val_if_fail(dest != NULL, -1);
1514         g_return_val_if_fail(msginfo != NULL, -1);
1515
1516         folder = dest->folder;
1517         if (dest->last_num < 0) folder->scan(folder, dest);
1518
1519         num = folder->copy_msg(folder, dest, msginfo);
1520         if (num > 0) dest->last_num = num;
1521
1522         return num;
1523 }
1524 */
1525
1526 gint folder_item_copy_msg(FolderItem *dest, MsgInfo *msginfo)
1527 {
1528         Folder *folder;
1529         gint num;
1530
1531         g_return_val_if_fail(dest != NULL, -1);
1532         g_return_val_if_fail(msginfo != NULL, -1);
1533
1534         folder = dest->folder;
1535
1536         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1537
1538         if (!dest->cache) folder_item_read_cache(dest);
1539
1540         num = folder->copy_msg(folder, dest, msginfo);
1541         if (num != -1) {
1542                 MsgInfo *newmsginfo;
1543
1544                 newmsginfo = folder->fetch_msginfo(folder, dest, num);
1545                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1546                 if (dest->stype == F_OUTBOX ||
1547                     dest->stype == F_QUEUE  ||
1548                     dest->stype == F_DRAFT  ||
1549                     dest->stype == F_TRASH)
1550                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1551                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1552                 msgcache_add_msg(dest->cache, newmsginfo);
1553
1554                 if (MSG_IS_NEW(newmsginfo->flags))
1555                         dest->new++;
1556                 if (MSG_IS_UNREAD(newmsginfo->flags))
1557                         dest->unread++;
1558                 dest->total++;
1559
1560                 procmsg_msginfo_free(newmsginfo);
1561         }
1562
1563         if (folder->finished_copy)
1564                 folder->finished_copy(folder, dest);
1565
1566         return num;
1567 }
1568
1569 /*
1570 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1571 {
1572         Folder *folder;
1573         gint num;
1574
1575         g_return_val_if_fail(dest != NULL, -1);
1576         g_return_val_if_fail(msglist != NULL, -1);
1577
1578         folder = dest->folder;
1579         if (dest->last_num < 0) folder->scan(folder, dest);
1580
1581         num = folder->copy_msgs_with_dest(folder, dest, msglist);
1582         if (num > 0) dest->last_num = num;
1583         else dest->op_count = 0;
1584
1585         return num;
1586 }
1587 */
1588
1589 gint folder_item_copy_msgs_with_dest(FolderItem *dest, GSList *msglist)
1590 {
1591         Folder *folder;
1592         gint num;
1593         GSList *newmsgnums = NULL;
1594         GSList *l, *l2;
1595
1596         g_return_val_if_fail(dest != NULL, -1);
1597         g_return_val_if_fail(msglist != NULL, -1);
1598
1599         folder = dest->folder;
1600
1601         g_return_val_if_fail(folder->copy_msg != NULL, -1);
1602
1603         /*
1604          * Copy messages to destination folder and
1605          * store new message numbers in newmsgnums
1606          */
1607         for(l = msglist ; l != NULL ; l = g_slist_next(l)) {
1608                 MsgInfo * msginfo = (MsgInfo *) l->data;
1609
1610                 num = folder->copy_msg(folder, dest, msginfo);
1611                 newmsgnums = g_slist_append(newmsgnums, GINT_TO_POINTER(num));
1612         }
1613
1614         /* Read cache for dest folder */
1615         if (!dest->cache) folder_item_read_cache(dest);
1616
1617         /*
1618          * Fetch new MsgInfos for new messages in dest folder,
1619          * add them to the msgcache and update folder message counts
1620          */
1621         l2 = newmsgnums;
1622         for(l = msglist; l != NULL; l = g_slist_next(l)) {
1623                 MsgInfo *msginfo = (MsgInfo *) l->data;
1624
1625                 num = GPOINTER_TO_INT(l2->data);
1626
1627                 if (num != -1) {
1628                         MsgInfo *newmsginfo;
1629
1630                         newmsginfo = folder->fetch_msginfo(folder, dest, num);
1631                         if(newmsginfo) {
1632                                 newmsginfo->flags.perm_flags = msginfo->flags.perm_flags;
1633                                 if (dest->stype == F_OUTBOX ||
1634                                     dest->stype == F_QUEUE  ||
1635                                     dest->stype == F_DRAFT  ||
1636                                     dest->stype == F_TRASH)
1637                                         MSG_UNSET_PERM_FLAGS(newmsginfo->flags,
1638                                                              MSG_NEW|MSG_UNREAD|MSG_DELETED);
1639                                 msgcache_add_msg(dest->cache, newmsginfo);
1640
1641                                 if (MSG_IS_NEW(newmsginfo->flags))
1642                                         dest->new++;
1643                                 if (MSG_IS_UNREAD(newmsginfo->flags))
1644                                         dest->unread++;
1645                                 dest->total++;
1646
1647                                 procmsg_msginfo_free(newmsginfo);
1648                         }
1649                 }
1650                 l2 = g_slist_next(l2);
1651         }
1652
1653         if (folder->finished_copy)
1654                 folder->finished_copy(folder, dest);
1655
1656         g_slist_free(newmsgnums);
1657         return dest->last_num;
1658 }
1659
1660 gint folder_item_remove_msg(FolderItem *item, gint num)
1661 {
1662         Folder *folder;
1663         gint ret;
1664         MsgInfo *msginfo;
1665
1666         g_return_val_if_fail(item != NULL, -1);
1667
1668         folder = item->folder;
1669         if (!item->cache) folder_item_read_cache(item);
1670
1671         ret = folder->remove_msg(folder, item, num);
1672
1673         msginfo = msgcache_get_msg(item->cache, num);
1674         if(MSG_IS_NEW(msginfo->flags))
1675                 item->new--;
1676         if(MSG_IS_UNREAD(msginfo->flags))
1677                 item->unread--;
1678         item->total--;
1679         procmsg_msginfo_free(msginfo);
1680         msgcache_remove_msg(item->cache, num);
1681
1682         return ret;
1683 }
1684
1685 gint folder_item_remove_msgs(FolderItem *item, GSList *msglist)
1686 {
1687         gint ret = 0;
1688
1689         g_return_val_if_fail(item != NULL, -1);
1690
1691         if (!item->cache) folder_item_read_cache(item);
1692
1693         while (msglist != NULL) {
1694                 MsgInfo *msginfo = (MsgInfo *)msglist->data;
1695
1696                 ret = folder_item_remove_msg(item, msginfo->msgnum);
1697                 if (ret != 0) break;
1698                 msgcache_remove_msg(item->cache, msginfo->msgnum);
1699                 msglist = msglist->next;
1700         }
1701
1702         return ret;
1703 }
1704
1705 gint folder_item_remove_all_msg(FolderItem *item)
1706 {
1707         Folder *folder;
1708         gint result;
1709
1710         g_return_val_if_fail(item != NULL, -1);
1711
1712         folder = item->folder;
1713
1714         g_return_val_if_fail(folder->remove_all_msg != NULL, -1);
1715
1716         result = folder->remove_all_msg(folder, item);
1717
1718         if (result == 0) {
1719                 if (folder->finished_remove)
1720                         folder->finished_remove(folder, item);
1721
1722                 folder_item_free_cache(item);
1723                 item->cache = msgcache_new();
1724
1725                 item->new = 0;
1726                 item->unread = 0;
1727                 item->total = 0;
1728         }
1729
1730         return result;
1731 }
1732
1733 gboolean folder_item_is_msg_changed(FolderItem *item, MsgInfo *msginfo)
1734 {
1735         Folder *folder;
1736
1737         g_return_val_if_fail(item != NULL, FALSE);
1738
1739         folder = item->folder;
1740
1741         g_return_val_if_fail(folder->is_msg_changed != NULL, -1);
1742
1743         return folder->is_msg_changed(folder, item, msginfo);
1744 }
1745
1746 gchar *folder_item_get_cache_file(FolderItem *item)
1747 {
1748         gchar *path;
1749         gchar *file;
1750
1751         g_return_val_if_fail(item != NULL, NULL);
1752         g_return_val_if_fail(item->path != NULL, NULL);
1753
1754         path = folder_item_get_path(item);
1755         g_return_val_if_fail(path != NULL, NULL);
1756         if (!is_dir_exist(path))
1757                 make_dir_hier(path);
1758         file = g_strconcat(path, G_DIR_SEPARATOR_S, CACHE_FILE, NULL);
1759         g_free(path);
1760
1761         return file;
1762 }
1763
1764 gchar *folder_item_get_mark_file(FolderItem *item)
1765 {
1766         gchar *path;
1767         gchar *file;
1768
1769         g_return_val_if_fail(item != NULL, NULL);
1770         g_return_val_if_fail(item->path != NULL, NULL);
1771
1772         path = folder_item_get_path(item);
1773         g_return_val_if_fail(path != NULL, NULL);
1774         if (!is_dir_exist(path))
1775                 make_dir_hier(path);
1776         file = g_strconcat(path, G_DIR_SEPARATOR_S, MARK_FILE, NULL);
1777         g_free(path);
1778
1779         return file;
1780 }
1781
1782 static gboolean folder_build_tree(GNode *node, gpointer data)
1783 {
1784         Folder *folder = FOLDER(data);
1785         FolderItem *item;
1786         XMLNode *xmlnode;
1787         GList *list;
1788         SpecialFolderItemType stype = F_NORMAL;
1789         const gchar *name = NULL;
1790         const gchar *path = NULL;
1791         PrefsAccount *account = NULL;
1792         gboolean no_sub = FALSE, no_select = FALSE, collapsed = FALSE,
1793                  threaded = TRUE, ret_rcpt = FALSE, hidereadmsgs = FALSE;
1794         FolderSortKey sort_key = SORT_BY_NONE;
1795         FolderSortType sort_type = SORT_ASCENDING;
1796         gint new = 0, unread = 0, total = 0;
1797         time_t mtime = 0;
1798
1799         g_return_val_if_fail(node->data != NULL, FALSE);
1800         if (!node->parent) return FALSE;
1801
1802         xmlnode = node->data;
1803         if (strcmp2(xmlnode->tag->tag, "folderitem") != 0) {
1804                 g_warning("tag name != \"folderitem\"\n");
1805                 return FALSE;
1806         }
1807
1808         list = xmlnode->tag->attr;
1809         for (; list != NULL; list = list->next) {
1810                 XMLAttr *attr = list->data;
1811
1812                 if (!attr || !attr->name || !attr->value) continue;
1813                 if (!strcmp(attr->name, "type")) {
1814                         if (!strcasecmp(attr->value, "normal"))
1815                                 stype = F_NORMAL;
1816                         else if (!strcasecmp(attr->value, "inbox"))
1817                                 stype = F_INBOX;
1818                         else if (!strcasecmp(attr->value, "outbox"))
1819                                 stype = F_OUTBOX;
1820                         else if (!strcasecmp(attr->value, "draft"))
1821                                 stype = F_DRAFT;
1822                         else if (!strcasecmp(attr->value, "queue"))
1823                                 stype = F_QUEUE;
1824                         else if (!strcasecmp(attr->value, "trash"))
1825                                 stype = F_TRASH;
1826                 } else if (!strcmp(attr->name, "name"))
1827                         name = attr->value;
1828                 else if (!strcmp(attr->name, "path"))
1829                         path = attr->value;
1830                 else if (!strcmp(attr->name, "account_id")) {
1831                         account = account_find_from_id(atoi(attr->value));
1832                         if (!account) g_warning("account_id: %s not found\n",
1833                                                 attr->value);
1834                 } else if (!strcmp(attr->name, "mtime"))
1835                         mtime = strtoul(attr->value, NULL, 10);
1836                 else if (!strcmp(attr->name, "new"))
1837                         new = atoi(attr->value);
1838                 else if (!strcmp(attr->name, "unread"))
1839                         unread = atoi(attr->value);
1840                 else if (!strcmp(attr->name, "total"))
1841                         total = atoi(attr->value);
1842                 else if (!strcmp(attr->name, "no_sub"))
1843                         no_sub = *attr->value == '1' ? TRUE : FALSE;
1844                 else if (!strcmp(attr->name, "no_select"))
1845                         no_select = *attr->value == '1' ? TRUE : FALSE;
1846                 else if (!strcmp(attr->name, "collapsed"))
1847                         collapsed = *attr->value == '1' ? TRUE : FALSE;
1848                 else if (!strcmp(attr->name, "threaded"))
1849                         threaded =  *attr->value == '1' ? TRUE : FALSE;
1850                 else if (!strcmp(attr->name, "hidereadmsgs"))
1851                         hidereadmsgs =  *attr->value == '1' ? TRUE : FALSE;
1852                 else if (!strcmp(attr->name, "reqretrcpt"))
1853                         ret_rcpt =  *attr->value == '1' ? TRUE : FALSE;
1854                 else if (!strcmp(attr->name, "sort_key")) {
1855                         if (!strcmp(attr->value, "none"))
1856                                 sort_key = SORT_BY_NONE;
1857                         else if (!strcmp(attr->value, "number"))
1858                                 sort_key = SORT_BY_NUMBER;
1859                         else if (!strcmp(attr->value, "size"))
1860                                 sort_key = SORT_BY_SIZE;
1861                         else if (!strcmp(attr->value, "date"))
1862                                 sort_key = SORT_BY_DATE;
1863                         else if (!strcmp(attr->value, "from"))
1864                                 sort_key = SORT_BY_FROM;
1865                         else if (!strcmp(attr->value, "subject"))
1866                                 sort_key = SORT_BY_SUBJECT;
1867                         else if (!strcmp(attr->value, "score"))
1868                                 sort_key = SORT_BY_SCORE;
1869                         else if (!strcmp(attr->value, "label"))
1870                                 sort_key = SORT_BY_LABEL;
1871                         else if (!strcmp(attr->value, "mark"))
1872                                 sort_key = SORT_BY_MARK;
1873                         else if (!strcmp(attr->value, "unread"))
1874                                 sort_key = SORT_BY_UNREAD;
1875                         else if (!strcmp(attr->value, "mime"))
1876                                 sort_key = SORT_BY_MIME;
1877                         else if (!strcmp(attr->value, "locked"))
1878                                 sort_key = SORT_BY_LOCKED;
1879                 } else if (!strcmp(attr->name, "sort_type")) {
1880                         if (!strcmp(attr->value, "ascending"))
1881                                 sort_type = SORT_ASCENDING;
1882                         else
1883                                 sort_type = SORT_DESCENDING;
1884                 }
1885         }
1886
1887         item = folder_item_new(folder, name, path);
1888         item->stype = stype;
1889         item->account = account;
1890         item->mtime = mtime;
1891         item->new = new;
1892         item->unread = unread;
1893         item->total = total;
1894         item->no_sub = no_sub;
1895         item->no_select = no_select;
1896         item->collapsed = collapsed;
1897         item->threaded  = threaded;
1898         item->hide_read_msgs  = hidereadmsgs;
1899         item->ret_rcpt  = ret_rcpt;
1900         item->sort_key  = sort_key;
1901         item->sort_type = sort_type;
1902         item->parent = FOLDER_ITEM(node->parent->data);
1903         item->folder = folder;
1904         switch (stype) {
1905         case F_INBOX:  folder->inbox  = item; break;
1906         case F_OUTBOX: folder->outbox = item; break;
1907         case F_DRAFT:  folder->draft  = item; break;
1908         case F_QUEUE:  folder->queue  = item; break;
1909         case F_TRASH:  folder->trash  = item; break;
1910         default:       break;
1911         }
1912
1913         prefs_folder_item_read_config(item);
1914
1915         node->data = item;
1916         xml_free_node(xmlnode);
1917
1918         return FALSE;
1919 }
1920
1921 static gboolean folder_read_folder_func(GNode *node, gpointer data)
1922 {
1923         Folder *folder;
1924         XMLNode *xmlnode;
1925         GList *list;
1926         FolderType type = F_UNKNOWN;
1927         const gchar *name = NULL;
1928         const gchar *path = NULL;
1929         PrefsAccount *account = NULL;
1930         gboolean collapsed = FALSE, threaded = TRUE, ret_rcpt = FALSE;
1931
1932         if (g_node_depth(node) != 2) return FALSE;
1933         g_return_val_if_fail(node->data != NULL, FALSE);
1934
1935         xmlnode = node->data;
1936         if (strcmp2(xmlnode->tag->tag, "folder") != 0) {
1937                 g_warning("tag name != \"folder\"\n");
1938                 return TRUE;
1939         }
1940         g_node_unlink(node);
1941         list = xmlnode->tag->attr;
1942         for (; list != NULL; list = list->next) {
1943                 XMLAttr *attr = list->data;
1944
1945                 if (!attr || !attr->name || !attr->value) continue;
1946                 if (!strcmp(attr->name, "type")) {
1947                         if (!strcasecmp(attr->value, "mh"))
1948                                 type = F_MH;
1949                         else if (!strcasecmp(attr->value, "mbox"))
1950                                 type = F_MBOX;
1951                         else if (!strcasecmp(attr->value, "maildir"))
1952                                 type = F_MAILDIR;
1953                         else if (!strcasecmp(attr->value, "imap"))
1954                                 type = F_IMAP;
1955                         else if (!strcasecmp(attr->value, "news"))
1956                                 type = F_NEWS;
1957                 } else if (!strcmp(attr->name, "name"))
1958                         name = attr->value;
1959                 else if (!strcmp(attr->name, "path"))
1960                         path = attr->value;
1961                 else if (!strcmp(attr->name, "account_id")) {
1962                         account = account_find_from_id(atoi(attr->value));
1963                         if (!account) g_warning("account_id: %s not found\n",
1964                                                 attr->value);
1965                 } else if (!strcmp(attr->name, "collapsed"))
1966                         collapsed = *attr->value == '1' ? TRUE : FALSE;
1967                 else if (!strcmp(attr->name, "threaded"))
1968                         threaded = *attr->value == '1' ? TRUE : FALSE;
1969                 else if (!strcmp(attr->name, "reqretrcpt"))
1970                         ret_rcpt = *attr->value == '1' ? TRUE : FALSE;
1971         }
1972
1973         folder = folder_new(type, name, path);
1974         g_return_val_if_fail(folder != NULL, FALSE);
1975         folder->account = account;
1976         if (account && (type == F_IMAP || type == F_NEWS))
1977                 account->folder = REMOTE_FOLDER(folder);
1978         node->data = folder->node->data;
1979         g_node_destroy(folder->node);
1980         folder->node = node;
1981         folder_add(folder);
1982         FOLDER_ITEM(node->data)->collapsed = collapsed;
1983         FOLDER_ITEM(node->data)->threaded  = threaded;
1984         FOLDER_ITEM(node->data)->ret_rcpt  = ret_rcpt;
1985
1986         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
1987                         folder_build_tree, folder);
1988
1989         return FALSE;
1990 }
1991
1992 static gchar *folder_get_list_path(void)
1993 {
1994         static gchar *filename = NULL;
1995
1996         if (!filename)
1997                 filename =  g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1998                                         FOLDER_LIST, NULL);
1999
2000         return filename;
2001 }
2002
2003 static void folder_write_list_recursive(GNode *node, gpointer data)
2004 {
2005         FILE *fp = (FILE *)data;
2006         FolderItem *item = FOLDER_ITEM(node->data);
2007         gint i, depth;
2008         static gchar *folder_type_str[] = {"mh", "mbox", "maildir", "imap",
2009                                            "news", "unknown"};
2010         static gchar *folder_item_stype_str[] = {"normal", "inbox", "outbox",
2011                                                  "draft", "queue", "trash"};
2012         static gchar *sort_key_str[] = {"none", "number", "size", "date",
2013                                         "from", "subject", "score", "label",
2014                                         "mark", "unread", "mime", "locked" };
2015
2016         g_return_if_fail(item != NULL);
2017
2018         depth = g_node_depth(node);
2019         for (i = 0; i < depth; i++)
2020                 fputs("    ", fp);
2021         if (depth == 1) {
2022                 Folder *folder = item->folder;
2023
2024                 fprintf(fp, "<folder type=\"%s\"", folder_type_str[folder->type]);
2025                 if (folder->name) {
2026                         fputs(" name=\"", fp);
2027                         xml_file_put_escape_str(fp, folder->name);
2028                         fputs("\"", fp);
2029                 }
2030                 if ((folder->type == F_MH) || (folder->type == F_MBOX)) {
2031                         fputs(" path=\"", fp);
2032                         xml_file_put_escape_str
2033                                 (fp, LOCAL_FOLDER(folder)->rootpath);
2034                         fputs("\"", fp);
2035                 }
2036                 if (folder->account)
2037                         fprintf(fp, " account_id=\"%d\"",
2038                                 folder->account->account_id);
2039                 if (item->collapsed && node->children)
2040                         fputs(" collapsed=\"1\"", fp);
2041                 if (item->ret_rcpt)
2042                         fputs(" reqretrcpt=\"1\"", fp);
2043         } else {
2044                 fprintf(fp, "<folderitem type=\"%s\"",
2045                         folder_item_stype_str[item->stype]);
2046                 if (item->name) {
2047                         fputs(" name=\"", fp);
2048                         xml_file_put_escape_str(fp, item->name);
2049                         fputs("\"", fp);
2050                 }
2051                 if (item->path) {
2052                         fputs(" path=\"", fp);
2053                         xml_file_put_escape_str(fp, item->path);
2054                         fputs("\"", fp);
2055                 }
2056                 if (item->account)
2057                         fprintf(fp, " account_id=\"%d\"",
2058                                 item->account->account_id);
2059                 if (item->no_sub)
2060                         fputs(" no_sub=\"1\"", fp);
2061                 if (item->no_select)
2062                         fputs(" no_select=\"1\"", fp);
2063                 if (item->collapsed && node->children)
2064                         fputs(" collapsed=\"1\"", fp);
2065                 if (item->threaded)
2066                         fputs(" threaded=\"1\"", fp);
2067                 else
2068                         fputs(" threaded=\"0\"", fp);
2069                 if (item->hide_read_msgs)
2070                         fputs(" hidereadmsgs=\"1\"", fp);
2071                 else
2072                         fputs(" hidereadmsgs=\"0\"", fp);
2073                 if (item->ret_rcpt)
2074                         fputs(" reqretrcpt=\"1\"", fp);
2075
2076                 if (item->sort_key != SORT_BY_NONE) {
2077                         fprintf(fp, " sort_key=\"%s\"",
2078                                 sort_key_str[item->sort_key]);
2079                         if (item->sort_type == SORT_ASCENDING)
2080                                 fprintf(fp, " sort_type=\"ascending\"");
2081                         else
2082                                 fprintf(fp, " sort_type=\"descending\"");
2083                 }
2084
2085                 fprintf(fp,
2086                         " mtime=\"%lu\" new=\"%d\" unread=\"%d\" total=\"%d\"",
2087                         item->mtime, item->new, item->unread, item->total);
2088         }
2089
2090         if (node->children) {
2091                 GNode *child;
2092                 fputs(">\n", fp);
2093
2094                 child = node->children;
2095                 while (child) {
2096                         GNode *cur;
2097
2098                         cur = child;
2099                         child = cur->next;
2100                         folder_write_list_recursive(cur, data);
2101                 }
2102
2103                 for (i = 0; i < depth; i++)
2104                         fputs("    ", fp);
2105                 fprintf(fp, "</%s>\n", depth == 1 ? "folder" : "folderitem");
2106         } else
2107                 fputs(" />\n", fp);
2108 }
2109
2110 static void folder_update_op_count_rec(GNode *node) {
2111         FolderItem *fitem = FOLDER_ITEM(node->data);
2112
2113         if (g_node_depth(node) > 0) {
2114                 if (fitem->op_count > 0) {
2115                         fitem->op_count = 0;
2116                         folderview_update_item(fitem, 0);
2117                 }
2118                 if (node->children) {
2119                         GNode *child;
2120
2121                         child = node->children;
2122                         while (child) {
2123                                 GNode *cur;
2124
2125                                 cur = child;
2126                                 child = cur->next;
2127                                 folder_update_op_count_rec(cur);
2128                         }
2129                 }
2130         }
2131 }
2132
2133 void folder_update_op_count() {
2134         GList *cur;
2135         Folder *folder;
2136
2137         for (cur = folder_list; cur != NULL; cur = cur->next) {
2138                 folder = cur->data;
2139                 folder_update_op_count_rec(folder->node);
2140         }
2141 }
2142
2143 typedef struct _type_str {
2144         gchar * str;
2145         gint type;
2146 } type_str;
2147
2148
2149 /*
2150 static gchar * folder_item_get_tree_identifier(FolderItem * item)
2151 {
2152         if (item->parent != NULL) {
2153                 gchar * path;
2154                 gchar * id;
2155
2156                 path = folder_item_get_tree_identifier(item->parent);
2157                 if (path == NULL)
2158                         return NULL;
2159
2160                 id = g_strconcat(path, "/", item->name, NULL);
2161                 g_free(path);
2162
2163                 return id;
2164         }
2165         else {
2166                 return g_strconcat("/", item->name, NULL);
2167         }
2168 }
2169 */
2170
2171 /* CLAWS: temporary local folder for filtering */
2172 static Folder *processing_folder;
2173 static FolderItem *processing_folder_item;
2174
2175 static void folder_create_processing_folder(void)
2176 {
2177 #define PROCESSING_FOLDER ".processing"
2178         Folder     *tmpparent;
2179         gchar      *tmpname;
2180
2181         tmpparent = folder_get_default_folder();
2182         g_assert(tmpparent);
2183         debug_print("tmpparentroot %s\n", LOCAL_FOLDER(tmpparent)->rootpath);
2184         if (LOCAL_FOLDER(tmpparent)->rootpath[0] == '/')
2185                 tmpname = g_strconcat(LOCAL_FOLDER(tmpparent)->rootpath,
2186                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2187                                       NULL);
2188         else
2189                 tmpname = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
2190                                       LOCAL_FOLDER(tmpparent)->rootpath,
2191                                       G_DIR_SEPARATOR_S, PROCESSING_FOLDER,
2192                                       NULL);
2193
2194         processing_folder = folder_new(F_MH, "PROCESSING", LOCAL_FOLDER(tmpparent)->rootpath);
2195         g_assert(processing_folder);
2196
2197         if (!is_dir_exist(tmpname)) {
2198                 debug_print("*TMP* creating %s\n", tmpname);
2199                 processing_folder_item = processing_folder->create_folder(processing_folder,
2200                                                                           processing_folder->node->data,
2201                                                                           PROCESSING_FOLDER);
2202                 g_assert(processing_folder_item);
2203         }
2204         else {
2205                 debug_print("*TMP* already created\n");
2206                 processing_folder_item = folder_item_new(processing_folder, ".processing", ".processing");
2207                 g_assert(processing_folder_item);
2208                 folder_item_append(processing_folder->node->data, processing_folder_item);
2209         }
2210         g_free(tmpname);
2211 }
2212
2213 FolderItem *folder_get_default_processing(void)
2214 {
2215         if (!processing_folder_item) {
2216                 folder_create_processing_folder();
2217         }
2218         return processing_folder_item;
2219 }
2220
2221 /* folder_persist_prefs_new() - return hash table with persistent
2222  * settings (and folder name as key).
2223  * (note that in claws other options are in the PREFS_FOLDER_ITEM_RC
2224  * file, so those don't need to be included in PersistPref yet)
2225  */
2226 GHashTable *folder_persist_prefs_new(Folder *folder)
2227 {
2228         GHashTable *pptable;
2229
2230         g_return_val_if_fail(folder, NULL);
2231         pptable = g_hash_table_new(g_str_hash, g_str_equal);
2232         folder_get_persist_prefs_recursive(folder->node, pptable);
2233         return pptable;
2234 }
2235
2236 void folder_persist_prefs_free(GHashTable *pptable)
2237 {
2238         g_return_if_fail(pptable);
2239         g_hash_table_foreach_remove(pptable, persist_prefs_free, NULL);
2240         g_hash_table_destroy(pptable);
2241 }
2242
2243 const PersistPrefs *folder_get_persist_prefs(GHashTable *pptable, const char *name)
2244 {
2245         if (pptable == NULL || name == NULL) return NULL;
2246         return g_hash_table_lookup(pptable, name);
2247 }
2248
2249 void folder_item_restore_persist_prefs(FolderItem *item, GHashTable *pptable)
2250 {
2251         const PersistPrefs *pp;
2252         gchar *id = folder_item_get_identifier(item);
2253
2254         pp = folder_get_persist_prefs(pptable, id);
2255         g_free(id);
2256
2257         if (!pp) return;
2258
2259         /* CLAWS: since not all folder properties have been migrated to
2260          * folderlist.xml, we need to call the old stuff first before
2261          * setting things that apply both to Main and Claws. */
2262         prefs_folder_item_read_config(item);
2263
2264         item->collapsed = pp->collapsed;
2265         item->threaded  = pp->threaded;
2266         item->ret_rcpt  = pp->ret_rcpt;
2267         item->hide_read_msgs = pp->hide_read_msgs;
2268         item->sort_key  = pp->sort_key;
2269         item->sort_type = pp->sort_type;
2270 }
2271
2272 static void folder_get_persist_prefs_recursive(GNode *node, GHashTable *pptable)
2273 {
2274         FolderItem *item = FOLDER_ITEM(node->data);
2275         PersistPrefs *pp;
2276         GNode *child, *cur;
2277         gchar *id;
2278
2279         g_return_if_fail(node != NULL);
2280         g_return_if_fail(item != NULL);
2281
2282         /* NOTE: item->path == NULL means top level folder; not interesting
2283          * to store preferences of that one.  */
2284         if (item->path) {
2285                 id = folder_item_get_identifier(item);
2286                 pp = g_new0(PersistPrefs, 1);
2287                 g_return_if_fail(pp != NULL);
2288                 pp->collapsed = item->collapsed;
2289                 pp->threaded  = item->threaded;
2290                 pp->ret_rcpt  = item->ret_rcpt;
2291                 pp->hide_read_msgs = item->hide_read_msgs;
2292                 pp->sort_key  = item->sort_key;
2293                 pp->sort_type = item->sort_type;
2294                 g_hash_table_insert(pptable, id, pp);
2295         }
2296
2297         if (node->children) {
2298                 child = node->children;
2299                 while (child) {
2300                         cur = child;
2301                         child = cur->next;
2302                         folder_get_persist_prefs_recursive(cur, pptable);
2303                 }
2304         }
2305 }
2306
2307 static gboolean persist_prefs_free(gpointer key, gpointer val, gpointer data)
2308 {
2309         if (key)
2310                 g_free(key);
2311         if (val)
2312                 g_free(val);
2313         return TRUE;
2314 }
2315
2316 void folder_item_apply_processing(FolderItem *item)
2317 {
2318         GSList *processing_list;
2319         GSList *mlist, *cur;
2320         GHashTable *folder_table;
2321
2322         g_return_if_fail(item != NULL);
2323
2324         processing_list = item->prefs->processing;
2325         if (processing_list == NULL)
2326                 return;
2327         folder_table = g_hash_table_new(NULL, NULL);
2328
2329         mlist = folder_item_get_msg_list(item);
2330
2331         for(cur = mlist ; cur != NULL ; cur = cur->next) {
2332                 MsgInfo * msginfo;
2333
2334                 msginfo = (MsgInfo *) cur->data;
2335                 filter_message_by_msginfo(processing_list, msginfo,
2336                                           folder_table);
2337                 procmsg_msginfo_free(msginfo);
2338         }
2339
2340         /* folder_item_scan_foreach(summaryview->folder_table); */
2341         folderview_update_item_foreach(folder_table);
2342
2343         g_slist_free(mlist);
2344
2345         g_hash_table_destroy(folder_table);
2346 }