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