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                        MsgFlags * flags);
  58 static gint mh_add_msgs(Folder * folder,
  59                  FolderItem * dest, GSList * file_list, MsgNumberList **newnum_list);
  60 static gint mh_copy_msg(Folder * folder,
  61                         FolderItem * dest, MsgInfo * msginfo);
  62 static gint mh_remove_msg(Folder * folder, FolderItem * item, gint num);
  63 static gint mh_remove_all_msg(Folder * folder, FolderItem * item);
  64 static gboolean mh_is_msg_changed(Folder * folder,
  65                                   FolderItem * item, MsgInfo * msginfo);
  66
  67 static gint mh_get_num_list(Folder * folder,
  68                             FolderItem * item, GSList ** list);
  69 static void mh_scan_tree(Folder * folder);
  70
  71 static gint mh_create_tree(Folder * folder);
  72 static FolderItem *mh_create_folder(Folder * folder,
  73                                     FolderItem * parent,
  74                                     const gchar * name);
  75 static gint mh_rename_folder(Folder * folder,
  76                              FolderItem * item, const gchar * name);
  77 static gint mh_remove_folder(Folder * folder, FolderItem * item);
  78
  79 static gchar *mh_get_new_msg_filename(FolderItem * dest);
  80
  81 static MsgInfo *mh_parse_msg(const gchar * file, FolderItem * item);
  82 static void mh_scan_tree_recursive(FolderItem * item);
  83
  84 static gboolean mh_rename_folder_func(GNode * node, gpointer data);
  85 static gchar *mh_item_get_path(Folder *folder, FolderItem *item);
  86
  87 FolderClass mh_class =
  88 {
  89         F_MH,
  90         "mh",
  91         "MH",
  92
  93         /* Folder functions */
  94         mh_folder_new,
  95         mh_folder_destroy,
  96         mh_scan_tree,
  97         mh_create_tree,
  98
  99         /* FolderItem functions */
 100         NULL,
 101         NULL,
 102         mh_item_get_path,
 103         mh_create_folder,
 104         mh_rename_folder,
 105         mh_remove_folder,
 106         NULL,
 107         mh_get_num_list,
 108         NULL,
 109         NULL,
 110         NULL,
 111         NULL,
 112
 113         /* Message functions */
 114         mh_get_msginfo,
 115         NULL,
 116         mh_fetch_msg,
 117         mh_add_msg,
 118         mh_add_msgs,
 119         mh_copy_msg,
 120         NULL,
 121         mh_remove_msg,
 122         mh_remove_all_msg,
 123         mh_is_msg_changed,
 124         NULL,
 125 };
 126
 127 FolderClass *mh_get_class(void)
 128 {
 129         return &mh_class;
 130 }
 131
 132 Folder *mh_folder_new(const gchar *name, const gchar *path)
 133 {
 134         Folder *folder;
 135
 136         folder = (Folder *)g_new0(MHFolder, 1);
 137         folder->klass = &mh_class;
 138         mh_folder_init(folder, name, path);
 139
 140         return folder;
 141 }
 142
 143 static void mh_folder_destroy(Folder *folder)
 144 {
 145         folder_local_folder_destroy(LOCAL_FOLDER(folder));
 146 }
 147
 148 static void mh_folder_init(Folder *folder, const gchar *name, const gchar *path)
 149 {
 150         folder_local_folder_init(folder, name, path);
 151
 152 }
 153
 154 void mh_get_last_num(Folder *folder, FolderItem *item)
 155 {
 156         gchar *path;
 157         DIR *dp;
 158         struct dirent *d;
 159         struct stat s;
 160         gint max = 0;
 161         gint num;
 162
 163         g_return_if_fail(item != NULL);
 164
 165         debug_print("mh_get_last_num(): Scanning %s ...\n", item->path);
 166
 167         path = folder_item_get_path(item);
 168         g_return_if_fail(path != NULL);
 169         if (change_dir(path) < 0) {
 170                 g_free(path);
 171                 return;
 172         }
 173         g_free(path);
 174
 175         if ((dp = opendir(".")) == NULL) {
 176                 FILE_OP_ERROR(item->path, "opendir");
 177                 return;
 178         }
 179
 180         while ((d = readdir(dp)) != NULL) {
 181                 if ((num = to_number(d->d_name)) >= 0 &&
 182                     stat(d->d_name, &s) == 0 &&
 183                     S_ISREG(s.st_mode)) {
 184                         if (max < num)
 185                                 max = num;
 186                 }
 187         }
 188         closedir(dp);
 189
 190         debug_print("Last number in dir %s = %d\n", item->path, max);
 191         item->last_num = max;
 192 }
 193
 194 gint mh_get_num_list(Folder *folder, FolderItem *item, GSList **list)
 195 {
 196
 197         gchar *path;
 198         DIR *dp;
 199         struct dirent *d;
 200         struct stat s;
 201         gint num, nummsgs = 0;
 202
 203         g_return_val_if_fail(item != NULL, -1);
 204
 205         debug_print("mh_get_last_num(): Scanning %s ...\n", item->path);
 206
 207         path = folder_item_get_path(item);
 208         g_return_val_if_fail(path != NULL, -1);
 209         if (change_dir(path) < 0) {
 210                 g_free(path);
 211                 return -1;
 212         }
 213         g_free(path);
 214
 215         if ((dp = opendir(".")) == NULL) {
 216                 FILE_OP_ERROR(item->path, "opendir");
 217                 return -1;
 218         }
 219
 220         while ((d = readdir(dp)) != NULL) {
 221                 if ((num = to_number(d->d_name)) >= 0 &&
 222                     stat(d->d_name, &s) == 0 &&
 223                     S_ISREG(s.st_mode)) {
 224                         *list = g_slist_prepend(*list, GINT_TO_POINTER(num));
 225                     nummsgs++;
 226                 }
 227         }
 228         closedir(dp);
 229
 230         return nummsgs;
 231 }
 232
 233 gchar *mh_fetch_msg(Folder *folder, FolderItem *item, gint num)
 234 {
 235         gchar *path;
 236         gchar *file;
 237
 238         g_return_val_if_fail(item != NULL, NULL);
 239         g_return_val_if_fail(num > 0, NULL);
 240
 241         path = folder_item_get_path(item);
 242         file = g_strconcat(path, G_DIR_SEPARATOR_S, itos(num), NULL);
 243         g_free(path);
 244         if (!is_file_exist(file)) {
 245                 g_free(file);
 246                 return NULL;
 247         }
 248
 249         return file;
 250 }
 251
 252 MsgInfo *mh_get_msginfo(Folder *folder, FolderItem *item, gint num)
 253 {
 254         MsgInfo *msginfo;
 255         gchar *file;
 256
 257         g_return_val_if_fail(item != NULL, NULL);
 258         g_return_val_if_fail(num > 0, NULL);
 259
 260         file = mh_fetch_msg(folder, item, num);
 261         if (!file) return NULL;
 262
 263         msginfo = mh_parse_msg(file, item);
 264         if (msginfo)
 265                 msginfo->msgnum = num;
 266
 267         g_free(file);
 268
 269         return msginfo;
 270 }
 271
 272 gchar *mh_get_new_msg_filename(FolderItem *dest)
 273 {
 274         gchar *destfile;
 275         gchar *destpath;
 276
 277         destpath = folder_item_get_path(dest);
 278         g_return_val_if_fail(destpath != NULL, NULL);
 279
 280         if (!is_dir_exist(destpath))
 281                 make_dir_hier(destpath);
 282
 283         for (;;) {
 284                 destfile = g_strdup_printf("%s%c%d", destpath, G_DIR_SEPARATOR,
 285                                            dest->last_num + 1);
 286                 if (is_file_entry_exist(destfile)) {
 287                         dest->last_num++;
 288                         g_free(destfile);
 289                 } else
 290                         break;
 291         }
 292
 293         g_free(destpath);
 294
 295         return destfile;
 296 }
 297
 298 #define SET_DEST_MSG_FLAGS(fp, dest, msginfo) \
 299 { \
 300         MsgInfo newmsginfo; \
 301  \
 302         newmsginfo.msgnum = dest->last_num; \
 303         newmsginfo.flags = msginfo->flags; \
 304         if (dest->stype == F_OUTBOX || \
 305             dest->stype == F_QUEUE  || \
 306             dest->stype == F_DRAFT  || \
 307             dest->stype == F_TRASH) \
 308                 MSG_UNSET_PERM_FLAGS(newmsginfo.flags, \
 309                                      MSG_NEW|MSG_UNREAD|MSG_DELETED); \
 310  \
 311         procmsg_write_flags(&newmsginfo, fp); \
 312 }
 313
 314 gint mh_add_msg(Folder *folder, FolderItem *dest, const gchar *file, MsgFlags *flags)
 315 {
 316         gint ret;
 317         GSList file_list;
 318         MsgFileInfo fileinfo;
 319         MsgNumberList *newnum_list = NULL;
 320
 321         g_return_val_if_fail(file != NULL, -1);
 322
 323         fileinfo.file = (gchar *)file;
 324         fileinfo.flags = flags;
 325         file_list.data = &fileinfo;
 326         file_list.next = NULL;
 327
 328         ret = mh_add_msgs(folder, dest, &file_list, &newnum_list);
 329         g_slist_free(newnum_list);
 330         return ret;
 331 }
 332
 333 gint mh_add_msgs(Folder *folder, FolderItem *dest, GSList *file_list,
 334                  MsgNumberList **newnum_list)
 335 {
 336         gchar *destfile;
 337         GSList *cur;
 338         MsgFileInfo *fileinfo;
 339
 340         g_return_val_if_fail(dest != NULL, -1);
 341         g_return_val_if_fail(file_list != NULL, -1);
 342
 343         if (dest->last_num < 0) {
 344                 mh_get_last_num(folder, dest);
 345                 if (dest->last_num < 0) return -1;
 346         }
 347
 348         for (cur = file_list; cur != NULL; cur = cur->next) {
 349                 fileinfo = (MsgFileInfo *)cur->data;
 350
 351                 destfile = mh_get_new_msg_filename(dest);
 352                 if (destfile == NULL) return -1;
 353
 354                 if (link(fileinfo->file, destfile) < 0) {
 355                         if (copy_file(fileinfo->file, destfile, TRUE) < 0) {
 356                                 g_warning(_("can't copy message %s to %s\n"),
 357                                           fileinfo->file, destfile);
 358                                 g_free(destfile);
 359                                 return -1;
 360                         }
 361                 }
 362                 *newnum_list = g_slist_append(*newnum_list, GINT_TO_POINTER(dest->last_num + 1));
 363
 364                 g_free(destfile);
 365                 dest->last_num++;
 366         }
 367
 368         return dest->last_num;
 369 }
 370
 371 gint mh_copy_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
 372 {
 373         gchar *srcfile;
 374         gchar *destfile;
 375         gint filemode = 0;
 376         FolderItemPrefs *prefs;
 377
 378         g_return_val_if_fail(dest != NULL, -1);
 379         g_return_val_if_fail(msginfo != NULL, -1);
 380
 381         if (msginfo->folder == dest) {
 382                 g_warning("the src folder is identical to the dest.\n");
 383                 return -1;
 384         }
 385
 386         if (dest->last_num < 0) {
 387                 mh_get_last_num(folder, dest);
 388                 if (dest->last_num < 0) return -1;
 389         }
 390
 391         prefs = dest->prefs;
 392
 393         srcfile = procmsg_get_message_file(msginfo);
 394         destfile = mh_get_new_msg_filename(dest);
 395         if (!destfile) {
 396                 g_free(srcfile);
 397                 return -1;
 398         }
 399
 400         debug_print("Copying message %s%c%d to %s ...\n",
 401                     msginfo->folder->path, G_DIR_SEPARATOR,
 402                     msginfo->msgnum, dest->path);
 403
 404
 405         if ((MSG_IS_QUEUED(msginfo->flags) || MSG_IS_DRAFT(msginfo->flags))
 406         &&  dest->stype != F_QUEUE && dest->stype != F_DRAFT) {
 407                 if (procmsg_remove_special_headers(srcfile, destfile) !=0) {
 408                         g_free(srcfile);
 409                         g_free(destfile);
 410                         return -1;
 411                 }
 412         } else if (copy_file(srcfile, destfile, TRUE) < 0) {
 413                 FILE_OP_ERROR(srcfile, "copy");
 414                 g_free(srcfile);
 415                 g_free(destfile);
 416                 return -1;
 417         }
 418
 419
 420         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
 421                 if (chmod(destfile, prefs->folder_chmod) < 0)
 422                         FILE_OP_ERROR(destfile, "chmod");
 423
 424                 /* for mark file */
 425                 filemode = prefs->folder_chmod;
 426                 if (filemode & S_IRGRP) filemode |= S_IWGRP;
 427                 if (filemode & S_IROTH) filemode |= S_IWOTH;
 428         }
 429
 430         g_free(srcfile);
 431         g_free(destfile);
 432         dest->last_num++;
 433
 434         return dest->last_num;
 435 }
 436
 437 gint mh_remove_msg(Folder *folder, FolderItem *item, gint num)
 438 {
 439         gchar *file;
 440
 441         g_return_val_if_fail(item != NULL, -1);
 442
 443         file = mh_fetch_msg(folder, item, num);
 444         g_return_val_if_fail(file != NULL, -1);
 445
 446         if (unlink(file) < 0) {
 447                 FILE_OP_ERROR(file, "unlink");
 448                 g_free(file);
 449                 return -1;
 450         }
 451
 452         g_free(file);
 453         return 0;
 454 }
 455
 456 gint mh_remove_all_msg(Folder *folder, FolderItem *item)
 457 {
 458         gchar *path;
 459         gint val;
 460
 461         g_return_val_if_fail(item != NULL, -1);
 462
 463         path = folder_item_get_path(item);
 464         g_return_val_if_fail(path != NULL, -1);
 465         val = remove_all_numbered_files(path);
 466         g_free(path);
 467
 468         return val;
 469 }
 470
 471 gboolean mh_is_msg_changed(Folder *folder, FolderItem *item, MsgInfo *msginfo)
 472 {
 473         struct stat s;
 474
 475         if (stat(itos(msginfo->msgnum), &s) < 0 ||
 476             msginfo->size  != s.st_size ||
 477             msginfo->mtime != s.st_mtime)
 478                 return TRUE;
 479
 480         return FALSE;
 481 }
 482
 483 void mh_scan_tree(Folder *folder)
 484 {
 485         FolderItem *item;
 486         gchar *rootpath;
 487
 488         g_return_if_fail(folder != NULL);
 489
 490         item = folder_item_new(folder, folder->name, NULL);
 491         item->folder = folder;
 492         folder->node = g_node_new(item);
 493
 494         rootpath = folder_item_get_path(item);
 495         if (change_dir(rootpath) < 0) {
 496                 g_free(rootpath);
 497                 return;
 498         }
 499         g_free(rootpath);
 500
 501         mh_create_tree(folder);
 502         mh_scan_tree_recursive(item);
 503 }
 504
 505 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 506 { \
 507         if (!is_dir_exist(dir)) { \
 508                 if (is_file_exist(dir)) { \
 509                         g_warning("File `%s' already exists.\n" \
 510                                     "Can't create folder.", dir); \
 511                         return -1; \
 512                 } \
 513                 if (make_dir(dir) < 0) \
 514                         return -1; \
 515         } \
 516 }
 517
 518 gint mh_create_tree(Folder *folder)
 519 {
 520         gchar *rootpath;
 521
 522         g_return_val_if_fail(folder != NULL, -1);
 523
 524         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), -1);
 525         rootpath = LOCAL_FOLDER(folder)->rootpath;
 526         MAKE_DIR_IF_NOT_EXIST(rootpath);
 527         CHDIR_RETURN_VAL_IF_FAIL(rootpath, -1);
 528         MAKE_DIR_IF_NOT_EXIST(INBOX_DIR);
 529         MAKE_DIR_IF_NOT_EXIST(OUTBOX_DIR);
 530         MAKE_DIR_IF_NOT_EXIST(QUEUE_DIR);
 531         MAKE_DIR_IF_NOT_EXIST(DRAFT_DIR);
 532         MAKE_DIR_IF_NOT_EXIST(TRASH_DIR);
 533
 534         return 0;
 535 }
 536
 537 #undef MAKE_DIR_IF_NOT_EXIST
 538
 539 gchar *mh_item_get_path(Folder *folder, FolderItem *item)
 540 {
 541         gchar *folder_path, *path;
 542
 543         g_return_val_if_fail(folder != NULL, NULL);
 544         g_return_val_if_fail(item != NULL, NULL);
 545
 546         folder_path = g_strdup(LOCAL_FOLDER(folder)->rootpath);
 547         g_return_val_if_fail(folder_path != NULL, NULL);
 548
 549         if (folder_path[0] == G_DIR_SEPARATOR) {
 550                 if (item->path)
 551                         path = g_strconcat(folder_path, G_DIR_SEPARATOR_S,
 552                                            item->path, NULL);
 553                 else
 554                         path = g_strdup(folder_path);
 555         } else {
 556                 if (item->path)
 557                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 558                                            folder_path, G_DIR_SEPARATOR_S,
 559                                            item->path, NULL);
 560                 else
 561                         path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
 562                                            folder_path, NULL);
 563         }
 564         g_free(folder_path);
 565
 566         return path;
 567 }
 568
 569 FolderItem *mh_create_folder(Folder *folder, FolderItem *parent,
 570                              const gchar *name)
 571 {
 572         gchar *path;
 573         gchar *fullpath;
 574         FolderItem *new_item;
 575         gchar *mh_sequences_filename;
 576         FILE *mh_sequences_file;
 577
 578         g_return_val_if_fail(folder != NULL, NULL);
 579         g_return_val_if_fail(parent != NULL, NULL);
 580         g_return_val_if_fail(name != NULL, NULL);
 581
 582         path = folder_item_get_path(parent);
 583         if (!is_dir_exist(path))
 584                 if (make_dir_hier(path) != 0)
 585                         return NULL;
 586
 587         fullpath = g_strconcat(path, G_DIR_SEPARATOR_S, name, NULL);
 588         g_free(path);
 589
 590         if (make_dir(fullpath) < 0) {
 591                 g_free(fullpath);
 592                 return NULL;
 593         }
 594
 595         g_free(fullpath);
 596
 597         if (parent->path)
 598                 path = g_strconcat(parent->path, G_DIR_SEPARATOR_S, name,
 599                                    NULL);
 600         else
 601                 path = g_strdup(name);
 602         new_item = folder_item_new(folder, name, path);
 603         folder_item_append(parent, new_item);
 604
 605         g_free(path);
 606
 607         path = folder_item_get_path(new_item);
 608         mh_sequences_filename = g_strconcat(path, G_DIR_SEPARATOR_S,
 609                                             ".mh_sequences", NULL);
 610         if ((mh_sequences_file = fopen(mh_sequences_filename, "a+b")) != NULL) {
 611                 fclose(mh_sequences_file);
 612         }
 613         g_free(mh_sequences_filename);
 614         g_free(path);
 615
 616         return new_item;
 617 }
 618
 619 gint mh_rename_folder(Folder *folder, FolderItem *item, const gchar *name)
 620 {
 621         gchar *oldpath;
 622         gchar *dirname;
 623         gchar *newpath;
 624         GNode *node;
 625         gchar *paths[2];
 626
 627         g_return_val_if_fail(folder != NULL, -1);
 628         g_return_val_if_fail(item != NULL, -1);
 629         g_return_val_if_fail(item->path != NULL, -1);
 630         g_return_val_if_fail(name != NULL, -1);
 631
 632         oldpath = folder_item_get_path(item);
 633         if (!is_dir_exist(oldpath))
 634                 make_dir_hier(oldpath);
 635
 636         dirname = g_dirname(oldpath);
 637         newpath = g_strconcat(dirname, G_DIR_SEPARATOR_S, name, NULL);
 638         g_free(dirname);
 639
 640         if (rename(oldpath, newpath) < 0) {
 641                 FILE_OP_ERROR(oldpath, "rename");
 642                 g_free(oldpath);
 643                 g_free(newpath);
 644                 return -1;
 645         }
 646
 647         g_free(oldpath);
 648         g_free(newpath);
 649
 650         if (strchr(item->path, G_DIR_SEPARATOR) != NULL) {
 651                 dirname = g_dirname(item->path);
 652                 newpath = g_strconcat(dirname, G_DIR_SEPARATOR_S, name, NULL);
 653                 g_free(dirname);
 654         } else
 655                 newpath = g_strdup(name);
 656
 657         g_free(item->name);
 658         item->name = g_strdup(name);
 659
 660         node = g_node_find(item->folder->node, G_PRE_ORDER, G_TRAVERSE_ALL,
 661                            item);
 662         paths[0] = g_strdup(item->path);
 663         paths[1] = newpath;
 664         g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 665                         mh_rename_folder_func, paths);
 666
 667         g_free(paths[0]);
 668         g_free(paths[1]);
 669         return 0;
 670 }
 671
 672 gint mh_remove_folder(Folder *folder, FolderItem *item)
 673 {
 674         gchar *path;
 675
 676         g_return_val_if_fail(folder != NULL, -1);
 677         g_return_val_if_fail(item != NULL, -1);
 678         g_return_val_if_fail(item->path != NULL, -1);
 679
 680         path = folder_item_get_path(item);
 681         if (remove_dir_recursive(path) < 0) {
 682                 g_warning("can't remove directory `%s'\n", path);
 683                 g_free(path);
 684                 return -1;
 685         }
 686
 687         g_free(path);
 688         folder_item_remove(item);
 689         return 0;
 690 }
 691
 692 static MsgInfo *mh_parse_msg(const gchar *file, FolderItem *item)
 693 {
 694         struct stat s;
 695         MsgInfo *msginfo;
 696         MsgFlags flags;
 697
 698         flags.perm_flags = MSG_NEW|MSG_UNREAD;
 699         flags.tmp_flags = 0;
 700
 701         g_return_val_if_fail(item != NULL, NULL);
 702         g_return_val_if_fail(file != NULL, NULL);
 703
 704         if (item->stype == F_QUEUE) {
 705                 MSG_SET_TMP_FLAGS(flags, MSG_QUEUED);
 706         } else if (item->stype == F_DRAFT) {
 707                 MSG_SET_TMP_FLAGS(flags, MSG_DRAFT);
 708         }
 709
 710         msginfo = procheader_parse_file(file, flags, FALSE, FALSE);
 711         if (!msginfo) return NULL;
 712
 713         msginfo->msgnum = atoi(file);
 714         msginfo->folder = item;
 715
 716         if (stat(file, &s) < 0) {
 717                 FILE_OP_ERROR(file, "stat");
 718                 msginfo->size = 0;
 719                 msginfo->mtime = 0;
 720         } else {
 721                 msginfo->size = s.st_size;
 722                 msginfo->mtime = s.st_mtime;
 723         }
 724
 725         return msginfo;
 726 }
 727
 728 #if 0
 729 static gboolean mh_is_maildir_one(const gchar *path, const gchar *dir)
 730 {
 731         gchar *entry;
 732         gboolean result;
 733
 734         entry = g_strconcat(path, G_DIR_SEPARATOR_S, dir, NULL);
 735         result = is_dir_exist(entry);
 736         g_free(entry);
 737
 738         return result;
 739 }
 740
 741 /*
 742  * check whether PATH is a Maildir style mailbox.
 743  * This is the case if the 3 subdir: new, cur, tmp are existing.
 744  * This functon assumes that entry is an directory
 745  */
 746 static gboolean mh_is_maildir(const gchar *path)
 747 {
 748         return mh_is_maildir_one(path, "new") &&
 749                mh_is_maildir_one(path, "cur") &&
 750                mh_is_maildir_one(path, "tmp");
 751 }
 752 #endif
 753
 754 static void mh_scan_tree_recursive(FolderItem *item)
 755 {
 756         DIR *dp;
 757         struct dirent *d;
 758         struct stat s;
 759         gchar *entry;
 760         gint n_msg = 0;
 761
 762         g_return_if_fail(item != NULL);
 763         g_return_if_fail(item->folder != NULL);
 764
 765         dp = opendir(item->path ? item->path : ".");
 766         if (!dp) {
 767                 FILE_OP_ERROR(item->path ? item->path : ".", "opendir");
 768                 return;
 769         }
 770
 771         debug_print("scanning %s ...\n",
 772                     item->path ? item->path
 773                     : LOCAL_FOLDER(item->folder)->rootpath);
 774         if (item->folder->ui_func)
 775                 item->folder->ui_func(item->folder, item,
 776                                       item->folder->ui_func_data);
 777
 778         while ((d = readdir(dp)) != NULL) {
 779                 if (d->d_name[0] == '.') continue;
 780
 781                 if (item->path)
 782                         entry = g_strconcat(item->path, G_DIR_SEPARATOR_S,
 783                                             d->d_name, NULL);
 784                 else
 785                         entry = g_strdup(d->d_name);
 786
 787                 if (stat(entry, &s) < 0) {
 788                         FILE_OP_ERROR(entry, "stat");
 789                         g_free(entry);
 790                         continue;
 791                 }
 792
 793                 if (S_ISDIR(s.st_mode)) {
 794                         FolderItem *new_item;
 795
 796 #if 0
 797                         if (mh_is_maildir(entry)) {
 798                                 g_free(entry);
 799                                 continue;
 800                         }
 801 #endif
 802
 803                         new_item = folder_item_new(item->folder, d->d_name, entry);
 804                         folder_item_append(item, new_item);
 805                         if (!item->path) {
 806                                 if (!strcmp(d->d_name, INBOX_DIR)) {
 807                                         new_item->stype = F_INBOX;
 808                                         item->folder->inbox = new_item;
 809                                 } else if (!strcmp(d->d_name, OUTBOX_DIR)) {
 810                                         new_item->stype = F_OUTBOX;
 811                                         item->folder->outbox = new_item;
 812                                 } else if (!strcmp(d->d_name, DRAFT_DIR)) {
 813                                         new_item->stype = F_DRAFT;
 814                                         item->folder->draft = new_item;
 815                                 } else if (!strcmp(d->d_name, QUEUE_DIR)) {
 816                                         new_item->stype = F_QUEUE;
 817                                         item->folder->queue = new_item;
 818                                 } else if (!strcmp(d->d_name, TRASH_DIR)) {
 819                                         new_item->stype = F_TRASH;
 820                                         item->folder->trash = new_item;
 821                                 }
 822                         }
 823                         mh_scan_tree_recursive(new_item);
 824                 } else if (to_number(d->d_name) != -1) n_msg++;
 825
 826                 g_free(entry);
 827         }
 828
 829         closedir(dp);
 830
 831 /*
 832         if (item->path) {
 833                 gint new, unread, total, min, max;
 834
 835                 procmsg_get_mark_sum(item->path, &new, &unread, &total,
 836                                      &min, &max, 0);
 837                 if (n_msg > total) {
 838                         new += n_msg - total;
 839                         unread += n_msg - total;
 840                 }
 841                 item->new = new;
 842                 item->unread = unread;
 843                 item->total = n_msg;
 844         }
 845 */
 846 }
 847
 848 static gboolean mh_rename_folder_func(GNode *node, gpointer data)
 849 {
 850         FolderItem *item = node->data;
 851         gchar **paths = data;
 852         const gchar *oldpath = paths[0];
 853         const gchar *newpath = paths[1];
 854         gchar *base;
 855         gchar *new_itempath;
 856         gint oldpathlen;
 857
 858         oldpathlen = strlen(oldpath);
 859         if (strncmp(oldpath, item->path, oldpathlen) != 0) {
 860                 g_warning("path doesn't match: %s, %s\n", oldpath, item->path);
 861                 return TRUE;
 862         }
 863
 864         base = item->path + oldpathlen;
 865         while (*base == G_DIR_SEPARATOR) base++;
 866         if (*base == '\0')
 867                 new_itempath = g_strdup(newpath);
 868         else
 869                 new_itempath = g_strconcat(newpath, G_DIR_SEPARATOR_S, base,
 870                                            NULL);
 871         g_free(item->path);
 872         item->path = new_itempath;
 873
 874         return FALSE;
 875 }