src/mh.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 <dirent.h>
  28 #include <sys/stat.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31 #include <errno.h>
  32
  33 #undef MEASURE_TIME
  34
  35 #ifdef MEASURE_TIME
  36 #  include <sys/time.h>
  37 #endif
  38
  39 #include "intl.h"
  40 #include "folder.h"
  41 #include "mh.h"
  42 #include "procmsg.h"
  43 #include "procheader.h"
  44 #include "utils.h"
  45
  46 static void mh_folder_init(Folder * folder,
  47                            const gchar * name, const gchar * path);
  48
  49 static Folder *mh_folder_new(const gchar * name, const gchar * path);
  50 static void mh_folder_destroy(Folder * folder);
  51 static gchar *mh_fetch_msg(Folder * folder, FolderItem * item, gint num);
  52 static MsgInfo *mh_get_msginfo(Folder * folder,
  53                                FolderItem * item, gint num);
  54 static gint mh_add_msg(Folder * folder,
  55                        FolderItem * dest,
  56                        const gchar * file);
  57 static gint mh_add_msgs(Folder * folder,
  58                  FolderItem * dest, GSList * file_list, MsgNumberList **newnum_list);
  59 static gint mh_copy_msg(Folder * folder,
  60                         FolderItem * dest, MsgInfo * msginfo);
  61 static gint mh_remove_msg(Folder * folder, FolderItem * item, gint num);
  62 static gint mh_remove_all_msg(Folder * folder, FolderItem * item);
  63 static gboolean mh_is_msg_changed(Folder * folder,
  64                                   FolderItem * item, MsgInfo * msginfo);
  65
  66 static gint mh_get_num_list(Folder * folder,
  67                             FolderItem * item, GSList ** list);
  68 static void mh_scan_tree(Folder * folder);
  69
  70 static gint mh_create_tree(Folder * folder);
  71 static FolderItem *mh_create_folder(Folder * folder,
  72                                     FolderItem * parent,
  73                                     const gchar * name);
  74 static gint mh_rename_folder(Folder * folder,
  75                              FolderItem * item, const gchar * name);
  76 static gint mh_remove_folder(Folder * folder, FolderItem * item);
  77
  78 static gchar *mh_get_new_msg_filename(FolderItem * dest);
  79
  80 static MsgInfo *mh_parse_msg(const gchar * file, FolderItem * item);
  81 static void mh_scan_tree_recursive(FolderItem * item);
  82
  83 static gboolean mh_rename_folder_func(GNode * node, gpointer data);
  84 static gchar *mh_item_get_path(Folder *folder, FolderItem *item);
  85
  86 FolderClass mh_class =
  87 {
  88         F_MH,
  89         "mh",
  90         "MH",
  91
  92         /* Folder functions */
  93         mh_folder_new,
  94         mh_folder_destroy,
  95         mh_scan_tree,
  96         mh_create_tree,
  97
  98         /* FolderItem functions */
  99         NULL,
 100         NULL,
 101         mh_item_get_path,
 102         mh_create_folder,
 103         mh_rename_folder,
 104         mh_remove_folder,
 105         mh_get_num_list,
 106         NULL,
 107         NULL,
 108         NULL,
 109         NULL,
 110
 111         /* Message functions */
 112         mh_get_msginfo,
 113         NULL,
 114         mh_fetch_msg,
 115         mh_add_msg,
 116         mh_add_msgs,
 117         mh_copy_msg,
 118         NULL,
 119         mh_remove_msg,
 120         mh_remove_all_msg,
 121         mh_is_msg_changed,
 122         NULL,
 123 };
 124
 125 FolderClass *mh_get_class(void)
 126 {
 127         return &mh_class;
 128 }
 129
 130 Folder *mh_folder_new(const gchar *name, const gchar *path)
 131 {
 132         Folder *folder;
 133
 134         folder = (Folder *)g_new0(MHFolder, 1);
 135         folder->klass = &mh_class;
 136         mh_folder_init(folder, name, path);
 137
 138         return folder;
 139 }
 140
 141 static void mh_folder_destroy(Folder *folder)
 142 {
 143         folder_local_folder_destroy(LOCAL_FOLDER(folder));
 144 }
 145
 146 static void mh_folder_init(Folder *folder, const gchar *name, const gchar *path)
 147 {
 148         folder_local_folder_init(folder, name, path);
 149
 150 }
 151
 152 void mh_get_last_num(Folder *folder, FolderItem *item)
 153 {
 154         gchar *path;
 155         DIR *dp;
 156         struct dirent *d;
 157         struct stat s;
 158         gint max = 0;
 159         gint num;
 160
 161         g_return_if_fail(item != NULL);
 162
 163         debug_print("mh_get_last_num(): Scanning %s ...\n", item->path);
 164
 165         path = folder_item_get_path(item);
 166         g_return_if_fail(path != NULL);
 167         if (change_dir(path) < 0) {
 168                 g_free(path);
 169                 return;
 170         }
 171         g_free(path);
 172
 173         if ((dp = opendir(".")) == NULL) {
 174                 FILE_OP_ERROR(item->path, "opendir");
 175                 return;
 176         }
 177
 178         while ((d = readdir(dp)) != NULL) {
 179                 if ((num = to_number(d->d_name)) >= 0 &&
 180                     stat(d->d_name, &s) == 0 &&
 181                     S_ISREG(s.st_mode)) {
 182                         if (max < num)
 183                                 max = num;
 184                 }
 185         }
 186         closedir(dp);
 187
 188         debug_print("Last number in dir %s = %d\n", item->path, max);
 189         item->last_num = max;
 190 }
 191
 192 gint mh_get_num_list(Folder *folder, FolderItem *item, GSList **list)
 193 {
 194
 195         gchar *path;
 196         DIR *dp;
 197         struct dirent *d;
 198         struct stat s;
 199         gint num, nummsgs = 0;
 200
 201         g_return_val_if_fail(item != NULL, -1);
 202
 203         debug_print("mh_get_last_num(): Scanning %s ...\n", item->path);
 204
 205         path = folder_item_get_path(item);
 206         g_return_val_if_fail(path != NULL, -1);
 207         if (change_dir(path) < 0) {
 208                 g_free(path);
 209                 return -1;
 210         }
 211         g_free(path);
 212
 213         if ((dp = opendir(".")) == NULL) {
 214                 FILE_OP_ERROR(item->path, "opendir");
 215                 return -1;
 216         }
 217
 218         while ((d = readdir(dp)) != NULL) {
 219                 if ((num = to_number(d->d_name)) >= 0 &&
 220                     stat(d->d_name, &s) == 0 &&
 221                     S_ISREG(s.st_mode)) {
 222                         *list = g_slist_prepend(*list, GINT_TO_POINTER(num));
 223                     nummsgs++;
 224                 }
 225         }
 226         closedir(dp);
 227
 228         return nummsgs;
 229 }
 230
 231 gchar *mh_fetch_msg(Folder *folder, FolderItem *item, gint num)
 232 {
 233         gchar *path;
 234         gchar *file;
 235
 236         g_return_val_if_fail(item != NULL, NULL);
 237         g_return_val_if_fail(num > 0, NULL);
 238
 239         path = folder_item_get_path(item);
 240         file = g_strconcat(path, G_DIR_SEPARATOR_S, itos(num), NULL);
 241         g_free(path);
 242         if (!is_file_exist(file)) {
 243                 g_free(file);
 244                 return NULL;
 245         }
 246
 247         return file;
 248 }
 249
 250 MsgInfo *mh_get_msginfo(Folder *folder, FolderItem *item, gint num)
 251 {
 252         MsgInfo *msginfo;
 253         gchar *file;
 254
 255         g_return_val_if_fail(item != NULL, NULL);
 256         g_return_val_if_fail(num > 0, NULL);
 257
 258         file = mh_fetch_msg(folder, item, num);
 259         if (!file) return NULL;
 260
 261         msginfo = mh_parse_msg(file, item);
 262         if (msginfo)
 263                 msginfo->msgnum = num;
 264
 265         g_free(file);
 266
 267         return msginfo;
 268 }
 269
 270 gchar *mh_get_new_msg_filename(FolderItem *dest)
 271 {
 272         gchar *destfile;
 273         gchar *destpath;
 274
 275         destpath = folder_item_get_path(dest);
 276         g_return_val_if_fail(destpath != NULL, NULL);
 277
 278         if (!is_dir_exist(destpath))
 279                 make_dir_hier(destpath);
 280
 281         for (;;) {
 282                 destfile = g_strdup_printf("%s%c%d", destpath, G_DIR_SEPARATOR,
 283                                            dest->last_num + 1);
 284                 if (is_file_entry_exist(destfile)) {
 285                         dest->last_num++;
 286                         g_free(destfile);
 287                 } else
 288                         break;
 289         }
 290
 291         g_free(destpath);
 292
 293         return destfile;
 294 }
 295
 296 #define SET_DEST_MSG_FLAGS(fp, dest, msginfo) \
 297 { \
 298         MsgInfo newmsginfo; \
 299  \
 300         newmsginfo.msgnum = dest->last_num; \
 301         newmsginfo.flags = msginfo->flags; \
 302         if (dest->stype == F_OUTBOX || \
 303             dest->stype == F_QUEUE  || \
 304             dest->stype == F_DRAFT  || \
 305             dest->stype == F_TRASH) \
 306                 MSG_UNSET_PERM_FLAGS(newmsginfo.flags, \
 307                                      MSG_NEW|MSG_UNREAD|MSG_DELETED); \
 308  \
 309         procmsg_write_flags(&newmsginfo, fp); \
 310 }
 311
 312 gint mh_add_msg(Folder *folder, FolderItem *dest, const gchar *file)
 313 {
 314         GSList file_list;
 315         gint ret;
 316         MsgNumberList *newnum_list = NULL;
 317
 318         g_return_val_if_fail(file != NULL, -1);
 319
 320         file_list.data = (gpointer) file;
 321         file_list.next = NULL;
 322
 323         ret = mh_add_msgs(folder, dest, &file_list, NULL);
 324         g_slist_free(newnum_list);
 325         return ret;
 326 }
 327
 328 gint mh_add_msgs(Folder *folder, FolderItem *dest, GSList *file_list,
 329                  MsgNumberList **newnum_list)
 330 {
 331         gchar *destfile;
 332         GSList *cur;
 333         gchar *file;
 334
 335         g_return_val_if_fail(dest != NULL, -1);
 336         g_return_val_if_fail(file_list != NULL, -1);
 337
 338         if (dest->last_num < 0) {
 339                 mh_get_last_num(folder, dest);
 340                 if (dest->last_num < 0) return -1;
 341         }
 342
 343         for (cur = file_list; cur != NULL; cur = cur->next) {
 344                 file = (gchar *)cur->data;
 345
 346                 destfile = mh_get_new_msg_filename(dest);
 347                 if (destfile == NULL) return -1;
 348
 349                 if (link(file, destfile) < 0) {
 350                         if (copy_file(file, destfile, TRUE) < 0) {
 351                                 g_warning(_("can't copy message %s to %s\n"),
 352                                           file, destfile);
 353                                 g_free(destfile);
 354                                 return -1;
 355                         }
 356                 }
 357                 *newnum_list = g_slist_append(*newnum_list, GINT_TO_POINTER(dest->last_num + 1));
 358
 359                 g_free(destfile);
 360                 dest->last_num++;
 361         }
 362
 363         return dest->last_num;
 364 }
 365
 366 gint mh_copy_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
 367 {
 368         gchar *srcfile;
 369         gchar *destfile;
 370         gint filemode = 0;
 371         FolderItemPrefs *prefs;
 372
 373         g_return_val_if_fail(dest != NULL, -1);
 374         g_return_val_if_fail(msginfo != NULL, -1);
 375
 376         if (msginfo->folder == dest) {
 377                 g_warning("the src folder is identical to the dest.\n");
 378                 return -1;
 379         }
 380
 381         if (dest->last_num < 0) {
 382                 mh_get_last_num(folder, dest);
 383                 if (dest->last_num < 0) return -1;
 384         }
 385
 386         prefs = dest->prefs;
 387
 388         srcfile = procmsg_get_message_file(msginfo);
 389         destfile = mh_get_new_msg_filename(dest);
 390         if (!destfile) {
 391                 g_free(srcfile);
 392                 return -1;
 393         }
 394
 395         debug_print("Copying message %s%c%d to %s ...\n",
 396                     msginfo->folder->path, G_DIR_SEPARATOR,
 397                     msginfo->msgnum, dest->path);
 398
 399
 400         if ((MSG_IS_QUEUED(msginfo->flags) || MSG_IS_DRAFT(msginfo->flags))
 401         &&  dest->stype != F_QUEUE && dest->stype != F_DRAFT) {
 402                 if (procmsg_remove_special_headers(srcfile, destfile) !=0) {
 403                         g_free(srcfile);
 404                         g_free(destfile);
 405                         return -1;
 406                 }
 407         } else if (copy_file(srcfile, destfile, TRUE) < 0) {
 408                 FILE_OP_ERROR(srcfile, "copy");
 409                 g_free(srcfile);
 410                 g_free(destfile);
 411                 return -1;
 412         }
 413
 414
 415         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
 416                 if (chmod(destfile, prefs->folder_chmod) < 0)
 417                         FILE_OP_ERROR(destfile, "chmod");
 418
 419                 /* for mark file */
 420                 filemode = prefs->folder_chmod;
 421                 if (filemode & S_IRGRP) filemode |= S_IWGRP;
 422                 if (filemode & S_IROTH) filemode |= S_IWOTH;
 423         }
 424
 425         g_free(srcfile);
 426         g_free(destfile);
 427         dest->last_num++;
 428
 429         return dest->last_num;
 430 }
 431
 432 gint mh_remove_msg(Folder *folder, FolderItem *item, gint num)
 433 {
 434         gchar *file;
 435
 436         g_return_val_if_fail(item != NULL, -1);
 437
 438         file = mh_fetch_msg(folder, item, num);
 439         g_return_val_if_fail(file != NULL, -1);
 440
 441         if (unlink(file) < 0) {
 442                 FILE_OP_ERROR(file, "unlink");
 443                 g_free(file);
 444                 return -1;
 445         }
 446
 447         g_free(file);
 448         return 0;
 449 }
 450
 451 gint mh_remove_all_msg(Folder *folder, FolderItem *item)
 452 {
 453         gchar *path;
 454         gint val;
 455
 456         g_return_val_if_fail(item != NULL, -1);
 457
 458         path = folder_item_get_path(item);
 459         g_return_val_if_fail(path != NULL, -1);
 460         val = remove_all_numbered_files(path);
 461         g_free(path);
 462
 463         return val;
 464 }
 465
 466 gboolean mh_is_msg_changed(Folder *folder, FolderItem *item, MsgInfo *msginfo)
 467 {
 468         struct stat s;
 469
 470         if (stat(itos(msginfo->msgnum), &s) < 0 ||
 471             msginfo->size  != s.st_size ||
 472             msginfo->mtime != s.st_mtime)
 473                 return TRUE;
 474
 475         return FALSE;
 476 }
 477
 478 void mh_scan_tree(Folder *folder)
 479 {
 480         FolderItem *item;
 481         gchar *rootpath;
 482
 483         g_return_if_fail(folder != NULL);
 484
 485         item = folder_item_new(folder, folder->name, NULL);
 486         item->folder = folder;
 487         folder->node = g_node_new(item);
 488
 489         rootpath = folder_item_get_path(item);
 490         if (change_dir(rootpath) < 0) {
 491                 g_free(rootpath);
 492                 return;
 493         }
 494         g_free(rootpath);
 495
 496         mh_create_tree(folder);
 497         mh_scan_tree_recursive(item);
 498 }
 499
 500 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 501 { \
 502         if (!is_dir_exist(dir)) { \
 503                 if (is_file_exist(dir)) { \
 504                         g_warning("File `%s' already exists.\n" \
 505                                     "Can't create folder.", dir); \
 506                         return -1; \
 507                 } \
 508                 if (make_dir(dir) < 0) \
 509                         return -1; \
 510         } \
 511 }
 512
 513 gint mh_create_tree(Folder *folder)
 514 {
 515         gchar *rootpath;
 516
 517         g_return_val_if_fail(folder != NULL, -1);
 518
 519         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), -1);
 520         rootpath = LOCAL_FOLDER(folder)->rootpath;
 521         MAKE_DIR_IF_NOT_EXIST(rootpath);
 522         CHDIR_RETURN_VAL_IF_FAIL(rootpath, -1);
 523         MAKE_DIR_IF_NOT_EXIST(INBOX_DIR);
 524         MAKE_DIR_IF_NOT_EXIST(OUTBOX_DIR);
 525         MAKE_DIR_IF_NOT_EXIST(QUEUE_DIR);
 526         MAKE_DIR_IF_NOT_EXIST(DRAFT_DIR);
 527         MAKE_DIR_IF_NOT_EXIST(TRASH_DIR);
 528
 529         return 0;
 530 }
 531
 532 #undef MAKE_DIR_IF_NOT_EXIST
 533
 534 gchar *mh_item_get_path(Folder *folder, FolderItem *item)
 535 {
 536         gchar *folder_path, *path;
 537
 538         g_return_val_if_fail(folder != NULL, NULL);
 539         g_return_val_if_fail(item != NULL, NULL);
 540
 541         folder_path = g_strdup(LOCAL_FOLDER(folder)->rootpath);
 542         g_return_val_if_fail(folder_path != NULL, NULL);
 543
 544         if (folder_path[0] == G_DIR_SEPARATOR) {
 545                 if (item->path)
 546                         path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
 547                                            item->path, NULL);
 548                 else
 549                         path = g_strdup(folder_path);
 550         } else {
 551                 if (item->path)
 552                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 553                                            folder_path, G_DIR_SEPARATOR_S,
 554                                            item->path, NULL);
 555                 else
 556                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 557                                            folder_path, NULL);
 558         }
 559         g_free(folder_path);
 560
 561         return path;
 562 }
 563
 564 FolderItem *mh_create_folder(Folder *folder, FolderItem *parent,
 565                              const gchar *name)
 566 {
 567         gchar *path;
 568         gchar *fullpath;
 569         FolderItem *new_item;
 570         gchar *mh_sequences_filename;
 571         FILE *mh_sequences_file;
 572
 573         g_return_val_if_fail(folder != NULL, NULL);
 574         g_return_val_if_fail(parent != NULL, NULL);
 575         g_return_val_if_fail(name != NULL, NULL);
 576
 577         path = folder_item_get_path(parent);
 578         if (!is_dir_exist(path))
 579                 if (make_dir_hier(path) != 0)
 580                         return NULL;
 581
 582         fullpath = g_strconcat(path, G_DIR_SEPARATOR_S, name, NULL);
 583         g_free(path);
 584
 585         if (make_dir(fullpath) < 0) {
 586                 g_free(fullpath);
 587                 return NULL;
 588         }
 589
 590         g_free(fullpath);
 591
 592         if (parent->path)
 593                 path = g_strconcat(parent->path, G_DIR_SEPARATOR_S, name,
 594                                    NULL);
 595         else
 596                 path = g_strdup(name);
 597         new_item = folder_item_new(folder, name, path);
 598         folder_item_append(parent, new_item);
 599
 600         g_free(path);
 601
 602         path = folder_item_get_path(new_item);
 603         mh_sequences_filename = g_strconcat(path, G_DIR_SEPARATOR_S,
 604                                             ".mh_sequences", NULL);
 605         if ((mh_sequences_file = fopen(mh_sequences_filename, "a+b")) != NULL) {
 606                 fclose(mh_sequences_file);
 607         }
 608         g_free(mh_sequences_filename);
 609         g_free(path);
 610
 611         return new_item;
 612 }
 613
 614 gint mh_rename_folder(Folder *folder, FolderItem *item, const gchar *name)
 615 {
 616         gchar *oldpath;
 617         gchar *dirname;
 618         gchar *newpath;
 619         GNode *node;
 620         gchar *paths[2];
 621
 622         g_return_val_if_fail(folder != NULL, -1);
 623         g_return_val_if_fail(item != NULL, -1);
 624         g_return_val_if_fail(item->path != NULL, -1);
 625         g_return_val_if_fail(name != NULL, -1);
 626
 627         oldpath = folder_item_get_path(item);
 628         if (!is_dir_exist(oldpath))
 629                 make_dir_hier(oldpath);
 630
 631         dirname = g_dirname(oldpath);
 632         newpath = g_strconcat(dirname, G_DIR_SEPARATOR_S, name, NULL);
 633         g_free(dirname);
 634
 635         if (rename(oldpath, newpath) < 0) {
 636                 FILE_OP_ERROR(oldpath, "rename");
 637                 g_free(oldpath);
 638                 g_free(newpath);
 639                 return -1;
 640         }
 641
 642         g_free(oldpath);
 643         g_free(newpath);
 644
 645         if (strchr(item->path, G_DIR_SEPARATOR) != NULL) {
 646                 dirname = g_dirname(item->path);
 647                 newpath = g_strconcat(dirname, G_DIR_SEPARATOR_S, name, NULL);
 648                 g_free(dirname);
 649         } else
 650                 newpath = g_strdup(name);
 651
 652         g_free(item->name);
 653         item->name = g_strdup(name);
 654
 655         node = g_node_find(item->folder->node, G_PRE_ORDER, G_TRAVERSE_ALL,
 656                            item);
 657         paths[0] = g_strdup(item->path);
 658         paths[1] = newpath;
 659         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 660                         mh_rename_folder_func, paths);
 661
 662         g_free(paths[0]);
 663         g_free(paths[1]);
 664         return 0;
 665 }
 666
 667 gint mh_remove_folder(Folder *folder, FolderItem *item)
 668 {
 669         gchar *path;
 670
 671         g_return_val_if_fail(folder != NULL, -1);
 672         g_return_val_if_fail(item != NULL, -1);
 673         g_return_val_if_fail(item->path != NULL, -1);
 674
 675         path = folder_item_get_path(item);
 676         if (remove_dir_recursive(path) < 0) {
 677                 g_warning("can't remove directory `%s'\n", path);
 678                 g_free(path);
 679                 return -1;
 680         }
 681
 682         g_free(path);
 683         folder_item_remove(item);
 684         return 0;
 685 }
 686
 687 static MsgInfo *mh_parse_msg(const gchar *file, FolderItem *item)
 688 {
 689         struct stat s;
 690         MsgInfo *msginfo;
 691         MsgFlags flags;
 692
 693         flags.perm_flags = MSG_NEW|MSG_UNREAD;
 694         flags.tmp_flags = 0;
 695
 696         g_return_val_if_fail(item != NULL, NULL);
 697         g_return_val_if_fail(file != NULL, NULL);
 698
 699         if (item->stype == F_QUEUE) {
 700                 MSG_SET_TMP_FLAGS(flags, MSG_QUEUED);
 701         } else if (item->stype == F_DRAFT) {
 702                 MSG_SET_TMP_FLAGS(flags, MSG_DRAFT);
 703         }
 704
 705         msginfo = procheader_parse_file(file, flags, FALSE, FALSE);
 706         if (!msginfo) return NULL;
 707
 708         msginfo->msgnum = atoi(file);
 709         msginfo->folder = item;
 710
 711         if (stat(file, &s) < 0) {
 712                 FILE_OP_ERROR(file, "stat");
 713                 msginfo->size = 0;
 714                 msginfo->mtime = 0;
 715         } else {
 716                 msginfo->size = s.st_size;
 717                 msginfo->mtime = s.st_mtime;
 718         }
 719
 720         return msginfo;
 721 }
 722
 723 #if 0
 724 static gboolean mh_is_maildir_one(const gchar *path, const gchar *dir)
 725 {
 726         gchar *entry;
 727         gboolean result;
 728
 729         entry = g_strconcat(path, G_DIR_SEPARATOR_S, dir, NULL);
 730         result = is_dir_exist(entry);
 731         g_free(entry);
 732
 733         return result;
 734 }
 735
 736 /*
 737  * check whether PATH is a Maildir style mailbox.
 738  * This is the case if the 3 subdir: new, cur, tmp are existing.
 739  * This functon assumes that entry is an directory
 740  */
 741 static gboolean mh_is_maildir(const gchar *path)
 742 {
 743         return mh_is_maildir_one(path, "new") &&
 744                mh_is_maildir_one(path, "cur") &&
 745                mh_is_maildir_one(path, "tmp");
 746 }
 747 #endif
 748
 749 static void mh_scan_tree_recursive(FolderItem *item)
 750 {
 751         DIR *dp;
 752         struct dirent *d;
 753         struct stat s;
 754         gchar *entry;
 755         gint n_msg = 0;
 756
 757         g_return_if_fail(item != NULL);
 758         g_return_if_fail(item->folder != NULL);
 759
 760         dp = opendir(item->path ? item->path : ".");
 761         if (!dp) {
 762                 FILE_OP_ERROR(item->path ? item->path : ".", "opendir");
 763                 return;
 764         }
 765
 766         debug_print("scanning %s ...\n",
 767                     item->path ? item->path
 768                     : LOCAL_FOLDER(item->folder)->rootpath);
 769         if (item->folder->ui_func)
 770                 item->folder->ui_func(item->folder, item,
 771                                       item->folder->ui_func_data);
 772
 773         while ((d = readdir(dp)) != NULL) {
 774                 if (d->d_name[0] == '.') continue;
 775
 776                 if (item->path)
 777                         entry = g_strconcat(item->path, G_DIR_SEPARATOR_S,
 778                                             d->d_name, NULL);
 779                 else
 780                         entry = g_strdup(d->d_name);
 781
 782                 if (stat(entry, &s) < 0) {
 783                         FILE_OP_ERROR(entry, "stat");
 784                         g_free(entry);
 785                         continue;
 786                 }
 787
 788                 if (S_ISDIR(s.st_mode)) {
 789                         FolderItem *new_item;
 790
 791 #if 0
 792                         if (mh_is_maildir(entry)) {
 793                                 g_free(entry);
 794                                 continue;
 795                         }
 796 #endif
 797
 798                         new_item = folder_item_new(item->folder, d->d_name, entry);
 799                         folder_item_append(item, new_item);
 800                         if (!item->path) {
 801                                 if (!strcmp(d->d_name, INBOX_DIR)) {
 802                                         new_item->stype = F_INBOX;
 803                                         item->folder->inbox = new_item;
 804                                 } else if (!strcmp(d->d_name, OUTBOX_DIR)) {
 805                                         new_item->stype = F_OUTBOX;
 806                                         item->folder->outbox = new_item;
 807                                 } else if (!strcmp(d->d_name, DRAFT_DIR)) {
 808                                         new_item->stype = F_DRAFT;
 809                                         item->folder->draft = new_item;
 810                                 } else if (!strcmp(d->d_name, QUEUE_DIR)) {
 811                                         new_item->stype = F_QUEUE;
 812                                         item->folder->queue = new_item;
 813                                 } else if (!strcmp(d->d_name, TRASH_DIR)) {
 814                                         new_item->stype = F_TRASH;
 815                                         item->folder->trash = new_item;
 816                                 }
 817                         }
 818                         mh_scan_tree_recursive(new_item);
 819                 } else if (to_number(d->d_name) != -1) n_msg++;
 820
 821                 g_free(entry);
 822         }
 823
 824         closedir(dp);
 825
 826 /*
 827         if (item->path) {
 828                 gint new, unread, total, min, max;
 829
 830                 procmsg_get_mark_sum(item->path, &new, &unread, &total,
 831                                      &min, &max, 0);
 832                 if (n_msg > total) {
 833                         new += n_msg - total;
 834                         unread += n_msg - total;
 835                 }
 836                 item->new = new;
 837                 item->unread = unread;
 838                 item->total = n_msg;
 839         }
 840 */
 841 }
 842
 843 static gboolean mh_rename_folder_func(GNode *node, gpointer data)
 844 {
 845         FolderItem *item = node->data;
 846         gchar **paths = data;
 847         const gchar *oldpath = paths[0];
 848         const gchar *newpath = paths[1];
 849         gchar *base;
 850         gchar *new_itempath;
 851         gint oldpathlen;
 852
 853         oldpathlen = strlen(oldpath);
 854         if (strncmp(oldpath, item->path, oldpathlen) != 0) {
 855                 g_warning("path doesn't match: %s, %s\n", oldpath, item->path);
 856                 return TRUE;
 857         }
 858
 859         base = item->path + oldpathlen;
 860         while (*base == G_DIR_SEPARATOR) base++;
 861         if (*base == '\0')
 862                 new_itempath = g_strdup(newpath);
 863         else
 864                 new_itempath = g_strconcat(newpath, G_DIR_SEPARATOR_S, base,
 865                                            NULL);
 866         g_free(item->path);
 867         item->path = new_itempath;
 868
 869         return FALSE;
 870 }