src/hotlist.c

   1 /* Directory hotlist -- for the Midnight Commander
   2    Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   3    2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
   4
   5    Written by:
   6    1994 Radek Doulik
   7    1995 Janne Kukonlehto
   8    1996 Andrej Borsenkow
   9    1997 Norbert Warmuth
  10
  11    Janne did the original Hotlist code, Andrej made the groupable
  12    hotlist; the move hotlist and revamped the file format and made
  13    it stronger.
  14
  15    This program is free software; you can redistribute it and/or modify
  16    it under the terms of the GNU General Public License as published by
  17    the Free Software Foundation; either version 2 of the License, or
  18    (at your option) any later version.
  19
  20    This program is distributed in the hope that it will be useful,
  21    but WITHOUT ANY WARRANTY; without even the implied warranty of
  22    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23    GNU General Public License for more details.
  24
  25    You should have received a copy of the GNU General Public License
  26    along with this program; if not, write to the Free Software
  27    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  28  */
  29
  30 /** \file hotlist.c
  31  *  \brief Source: directory hotlist
  32  */
  33
  34 #include <config.h>
  35
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <string.h>
  39 #include <sys/types.h>
  40 #include <sys/stat.h>
  41 #include <unistd.h>
  42
  43 #include "lib/global.h"
  44
  45 #include "lib/tty/tty.h"        /* COLS */
  46 #include "lib/tty/key.h"        /* KEY_M_CTRL */
  47 #include "lib/skin.h"           /* colors */
  48 #include "lib/mcconfig.h"       /* Load/save directories hotlist */
  49 #include "lib/fileloc.h"
  50 #include "lib/strutil.h"
  51
  52 #include "dialog.h"
  53 #include "widget.h"
  54 #include "setup.h"              /* For profile_bname */
  55 #include "wtools.h"             /* QuickDialog */
  56 #include "panel.h"              /* current_panel */
  57 #include "main.h"               /* update_panels() */
  58 #include "layout.h"             /* repaint_screen() */
  59 #include "hotlist.h"
  60 #include "command.h"            /* cmdline */
  61 #include "history.h"
  62
  63 #define UX 5
  64 #define UY 2
  65
  66 #define BX UX
  67 #define BY              (LINES - 6)
  68
  69 #define BUTTONS         (sizeof(hotlist_but)/sizeof(struct _hotlist_but))
  70 #define LABELS          3
  71 #define B_ADD_CURRENT   B_USER
  72 #define B_REMOVE        (B_USER + 1)
  73 #define B_NEW_GROUP     (B_USER + 2)
  74 #define B_NEW_ENTRY     (B_USER + 3)
  75 #define B_UP_GROUP      (B_USER + 4)
  76 #define B_INSERT        (B_USER + 5)
  77 #define B_APPEND        (B_USER + 6)
  78 #define B_MOVE          (B_USER + 7)
  79
  80 #ifdef ENABLE_VFS
  81 #include "lib/vfs/mc-vfs/gc.h"
  82 #define B_FREE_ALL_VFS  (B_USER + 8)
  83 #define B_REFRESH_VFS   (B_USER + 9)
  84 #endif
  85
  86 int hotlist_has_dot_dot = 1;
  87
  88 static WListbox *l_hotlist;
  89 static WListbox *l_movelist;
  90
  91 static Dlg_head *hotlist_dlg;
  92 static Dlg_head *movelist_dlg;
  93
  94 static WLabel *pname, *pname_group, *movelist_group;
  95
  96 enum HotListType
  97 {
  98     HL_TYPE_GROUP,
  99     HL_TYPE_ENTRY,
 100     HL_TYPE_COMMENT,
 101     HL_TYPE_DOTDOT
 102 };
 103
 104 static struct
 105 {
 106     /*
 107      * these parameters are intended to be user configurable
 108      */
 109     int expanded;               /* expanded view of all groups at startup */
 110
 111     /*
 112      * these reflect run time state
 113      */
 114
 115     int loaded;                 /* hotlist is loaded */
 116     int readonly;               /* hotlist readonly */
 117     int file_error;             /* parse error while reading file */
 118     int running;                /* we are running dlg (and have to
 119                                    update listbox */
 120     int moving;                 /* we are in moving hotlist currently */
 121     int modified;               /* hotlist was modified */
 122     int type;                   /* LIST_HOTLIST || LIST_VFSLIST */
 123 } hotlist_state;
 124
 125 static struct _hotlist_but
 126 {
 127     int ret_cmd, flags, y, x;
 128     const char *text;
 129     int type;
 130     widget_pos_flags_t pos_flags;
 131 } hotlist_but[] =
 132 {
 133     /* *INDENT-OFF* */
 134     { B_MOVE, NORMAL_BUTTON, 1, 42, N_("&Move"), LIST_HOTLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 135     { B_REMOVE, NORMAL_BUTTON, 1, 30, N_("&Remove"),
 136             LIST_HOTLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 137     { B_APPEND, NORMAL_BUTTON, 1, 15, N_("&Append"),
 138             LIST_MOVELIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 139     { B_INSERT, NORMAL_BUTTON, 1, 0, N_("&Insert"),
 140             LIST_MOVELIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 141     { B_NEW_ENTRY, NORMAL_BUTTON, 1, 15, N_("New &entry"),
 142             LIST_HOTLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 143     { B_NEW_GROUP, NORMAL_BUTTON, 1, 0, N_("New &group"),
 144             LIST_HOTLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 145     { B_CANCEL, NORMAL_BUTTON, 0, 53, N_("&Cancel"),
 146             LIST_HOTLIST | LIST_VFSLIST | LIST_MOVELIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 147     { B_UP_GROUP, NORMAL_BUTTON, 0, 42, N_("&Up"),
 148             LIST_HOTLIST | LIST_MOVELIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 149     { B_ADD_CURRENT, NORMAL_BUTTON, 0, 20, N_("&Add current"),
 150             LIST_HOTLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 151 #ifdef ENABLE_VFS
 152     { B_REFRESH_VFS, NORMAL_BUTTON, 0, 43, N_("&Refresh"),
 153             LIST_VFSLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 154     { B_FREE_ALL_VFS, NORMAL_BUTTON, 0, 20, N_("Fr&ee VFSs now"),
 155             LIST_VFSLIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM },
 156 #endif
 157     { B_ENTER, DEFPUSH_BUTTON, 0, 0, N_("Change &to"),
 158             LIST_HOTLIST | LIST_VFSLIST | LIST_MOVELIST, WPOS_KEEP_LEFT | WPOS_KEEP_BOTTOM }
 159     /* *INDENT-ON* */
 160 };
 161
 162 /* Directory hotlist */
 163 static struct hotlist
 164 {
 165     enum HotListType type;
 166     char *directory;
 167     char *label;
 168     struct hotlist *head;
 169     struct hotlist *up;
 170     struct hotlist *next;
 171 } *hotlist = NULL;
 172
 173 static struct hotlist *current_group;
 174
 175 static void init_movelist (int, struct hotlist *);
 176 static void add_new_group_cmd (void);
 177 static void add_new_entry_cmd (void);
 178 static void remove_from_hotlist (struct hotlist *entry);
 179 static void load_hotlist (void);
 180 static void add_dotdot_to_list (void);
 181
 182 #define new_hotlist() g_new0(struct hotlist, 1)
 183
 184 static void
 185 hotlist_refresh (Dlg_head * dlg)
 186 {
 187     /* TODO: use groupboxes here */
 188     common_dialog_repaint (dlg);
 189     tty_setcolor (COLOR_NORMAL);
 190     draw_box (dlg, 2, 5, dlg->lines - (hotlist_state.moving ? 6 : 10), dlg->cols - (UX * 2), TRUE);
 191     if (!hotlist_state.moving)
 192         draw_box (dlg, dlg->lines - 8, 5, 3, dlg->cols - (UX * 2), TRUE);
 193 }
 194
 195 /* If current->data is 0, then we are dealing with a VFS pathname */
 196 static void
 197 update_path_name (void)
 198 {
 199     const char *text = "";
 200     char *p;
 201     WListbox *list = hotlist_state.moving ? l_movelist : l_hotlist;
 202     Dlg_head *dlg = list->widget.owner;
 203
 204     if (list->count != 0)
 205     {
 206         char *ctext = NULL;
 207         void *cdata = NULL;
 208
 209         listbox_get_current (list, &ctext, &cdata);
 210         if (cdata == NULL)
 211             text = ctext;
 212         else
 213         {
 214             struct hotlist *hlp = (struct hotlist *) cdata;
 215
 216             if (hlp->type == HL_TYPE_ENTRY || hlp->type == HL_TYPE_DOTDOT)
 217                 text = hlp->directory;
 218             else if (hlp->type == HL_TYPE_GROUP)
 219                 text = _("Subgroup - press ENTER to see list");
 220         }
 221     }
 222     if (!hotlist_state.moving)
 223         label_set_text (pname, str_trunc (text, dlg->cols - (UX * 2 + 4)));
 224
 225     p = g_strconcat (" ", current_group->label, " ", (char *) NULL);
 226     if (!hotlist_state.moving)
 227         label_set_text (pname_group, str_trunc (p, dlg->cols - (UX * 2 + 4)));
 228     else
 229         label_set_text (movelist_group, str_trunc (p, dlg->cols - (UX * 2 + 4)));
 230     g_free (p);
 231
 232     dlg_redraw (dlg);
 233 }
 234
 235 #define CHECK_BUFFER  \
 236 do { \
 237     int               i; \
 238 \
 239     if ((i = strlen (current->label) + 3) > buflen) { \
 240       g_free (buf); \
 241       buf = g_malloc (buflen = 1024 * (i/1024 + 1)); \
 242     } \
 243     buf[0] = '\0'; \
 244 } while (0)
 245
 246 static void
 247 fill_listbox (void)
 248 {
 249     struct hotlist *current = current_group->head;
 250     GString *buff = g_string_new ("");
 251
 252     while (current)
 253     {
 254         switch (current->type)
 255         {
 256         case HL_TYPE_GROUP:
 257             {
 258                 /* buff clean up */
 259                 g_string_truncate (buff, 0);
 260                 g_string_append (buff, "->");
 261                 g_string_append (buff, current->label);
 262                 if (hotlist_state.moving)
 263                     listbox_add_item (l_movelist, LISTBOX_APPEND_AT_END, 0, buff->str, current);
 264                 else
 265                     listbox_add_item (l_hotlist, LISTBOX_APPEND_AT_END, 0, buff->str, current);
 266             }
 267             break;
 268         case HL_TYPE_DOTDOT:
 269         case HL_TYPE_ENTRY:
 270             if (hotlist_state.moving)
 271                 listbox_add_item (l_movelist, LISTBOX_APPEND_AT_END, 0, current->label, current);
 272             else
 273                 listbox_add_item (l_hotlist, LISTBOX_APPEND_AT_END, 0, current->label, current);
 274             break;
 275         default:
 276             break;
 277         }
 278         current = current->next;
 279     }
 280     g_string_free (buff, TRUE);
 281 }
 282
 283 static void
 284 unlink_entry (struct hotlist *entry)
 285 {
 286     struct hotlist *current = current_group->head;
 287
 288     if (current == entry)
 289         current_group->head = entry->next;
 290     else
 291     {
 292         while (current && current->next != entry)
 293             current = current->next;
 294         if (current)
 295             current->next = entry->next;
 296     }
 297     entry->next = entry->up = 0;
 298 }
 299
 300 #ifdef ENABLE_VFS
 301 static void
 302 add_name_to_list (const char *path)
 303 {
 304     listbox_add_item (l_hotlist, LISTBOX_APPEND_AT_END, 0, path, 0);
 305 }
 306 #endif /* !ENABLE_VFS */
 307
 308 static int
 309 hotlist_button_callback (int action)
 310 {
 311     switch (action)
 312     {
 313     case B_MOVE:
 314         {
 315             struct hotlist *saved = current_group;
 316             struct hotlist *item = NULL;
 317             struct hotlist *moveto_item = NULL;
 318             struct hotlist *moveto_group = NULL;
 319             int ret;
 320
 321             if (l_hotlist->count == 0)
 322                 return MSG_NOT_HANDLED; /* empty group - nothing to do */
 323
 324             listbox_get_current (l_hotlist, NULL, (void **) &item);
 325             hotlist_state.moving = 1;
 326             init_movelist (LIST_MOVELIST, item);
 327
 328             ret = run_dlg (movelist_dlg);
 329
 330             hotlist_state.moving = 0;
 331             listbox_get_current (l_movelist, NULL, (void **) &moveto_item);
 332             moveto_group = current_group;
 333             destroy_dlg (movelist_dlg);
 334             current_group = saved;
 335             if (ret == B_CANCEL)
 336                 return MSG_NOT_HANDLED;
 337             if (moveto_item == item)
 338                 return MSG_NOT_HANDLED; /* If we insert/append a before/after a
 339                                            it hardly changes anything ;) */
 340             unlink_entry (item);
 341             listbox_remove_current (l_hotlist);
 342             item->up = moveto_group;
 343             if (!moveto_group->head)
 344                 moveto_group->head = item;
 345             else if (!moveto_item)
 346             {                   /* we have group with just comments */
 347                 struct hotlist *p = moveto_group->head;
 348
 349                 /* skip comments */
 350                 while (p->next)
 351                     p = p->next;
 352                 p->next = item;
 353             }
 354             else if (ret == B_ENTER || ret == B_APPEND)
 355                 if (!moveto_item->next)
 356                     moveto_item->next = item;
 357                 else
 358                 {
 359                     item->next = moveto_item->next;
 360                     moveto_item->next = item;
 361                 }
 362             else if (moveto_group->head == moveto_item)
 363             {
 364                 moveto_group->head = item;
 365                 item->next = moveto_item;
 366             }
 367             else
 368             {
 369                 struct hotlist *p = moveto_group->head;
 370
 371                 while (p->next != moveto_item)
 372                     p = p->next;
 373                 item->next = p->next;
 374                 p->next = item;
 375             }
 376             listbox_remove_list (l_hotlist);
 377             fill_listbox ();
 378             repaint_screen ();
 379             hotlist_state.modified = 1;
 380             return MSG_NOT_HANDLED;
 381         }
 382     case B_REMOVE:
 383         {
 384             struct hotlist *entry = NULL;
 385             listbox_get_current (l_hotlist, NULL, (void **) &entry);
 386             remove_from_hotlist (entry);
 387         }
 388         return MSG_NOT_HANDLED;
 389
 390     case B_NEW_GROUP:
 391         add_new_group_cmd ();
 392         return MSG_NOT_HANDLED;
 393
 394     case B_ADD_CURRENT:
 395         add2hotlist_cmd ();
 396         return MSG_NOT_HANDLED;
 397
 398     case B_NEW_ENTRY:
 399         add_new_entry_cmd ();
 400         return MSG_NOT_HANDLED;
 401
 402     case B_ENTER:
 403         {
 404             WListbox *list;
 405             void *data;
 406             struct hotlist *hlp;
 407
 408             list = hotlist_state.moving ? l_movelist : l_hotlist;
 409             listbox_get_current (list, NULL, &data);
 410
 411             if (data == NULL)
 412                 return MSG_HANDLED;
 413
 414             hlp = (struct hotlist *) data;
 415
 416             if (hlp->type == HL_TYPE_ENTRY)
 417                 return MSG_HANDLED;
 418             if (hlp->type != HL_TYPE_DOTDOT)
 419             {
 420                 listbox_remove_list (list);
 421                 current_group = hlp;
 422                 fill_listbox ();
 423                 return MSG_NOT_HANDLED;
 424             }
 425             /* Fall through - go up */
 426         }
 427         /* Fall through if list empty - just go up */
 428
 429     case B_UP_GROUP:
 430         {
 431             WListbox *list = hotlist_state.moving ? l_movelist : l_hotlist;
 432             listbox_remove_list (list);
 433             current_group = current_group->up;
 434             fill_listbox ();
 435             return MSG_NOT_HANDLED;
 436         }
 437
 438 #ifdef  ENABLE_VFS
 439     case B_FREE_ALL_VFS:
 440         vfs_expire (1);
 441         /* fall through */
 442
 443     case B_REFRESH_VFS:
 444         listbox_remove_list (l_hotlist);
 445         listbox_add_item (l_hotlist, LISTBOX_APPEND_AT_END, 0, home_dir, 0);
 446         vfs_fill_names (add_name_to_list);
 447         return MSG_NOT_HANDLED;
 448 #endif /* ENABLE_VFS */
 449
 450     default:
 451         return MSG_HANDLED;
 452     }
 453 }
 454
 455 static inline cb_ret_t
 456 hotlist_handle_key (Dlg_head * h, int key)
 457 {
 458     switch (key)
 459     {
 460     case KEY_M_CTRL | '\n':
 461         goto l1;
 462
 463     case '\n':
 464     case KEY_ENTER:
 465     case KEY_RIGHT:
 466         if (hotlist_button_callback (B_ENTER))
 467         {
 468             h->ret_value = B_ENTER;
 469             dlg_stop (h);
 470         }
 471         return MSG_HANDLED;
 472
 473     case KEY_LEFT:
 474         if (hotlist_state.type != LIST_VFSLIST)
 475             return !hotlist_button_callback (B_UP_GROUP);
 476         else
 477             return MSG_NOT_HANDLED;
 478
 479     case KEY_DC:
 480         if (hotlist_state.moving)
 481             return MSG_NOT_HANDLED;
 482         else
 483         {
 484             hotlist_button_callback (B_REMOVE);
 485             return MSG_HANDLED;
 486         }
 487
 488       l1:
 489     case ALT ('\n'):
 490     case ALT ('\r'):
 491         if (!hotlist_state.moving)
 492         {
 493             void *ldata = NULL;
 494
 495             listbox_get_current (l_hotlist, NULL, &ldata);
 496
 497             if (ldata != NULL)
 498             {
 499                 struct hotlist *hlp = (struct hotlist *) ldata;
 500
 501                 if (hlp->type == HL_TYPE_ENTRY)
 502                 {
 503                     char *tmp;
 504
 505                     tmp = g_strconcat ("cd ", hlp->directory, (char *) NULL);
 506                     stuff (cmdline, tmp, 0);
 507                     g_free (tmp);
 508                     h->ret_value = B_CANCEL;
 509                     dlg_stop (h);
 510                 }
 511             }
 512         }
 513         return MSG_HANDLED;     /* ignore key */
 514
 515     default:
 516         return MSG_NOT_HANDLED;
 517     }
 518 }
 519
 520 static cb_ret_t
 521 hotlist_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
 522 {
 523     switch (msg)
 524     {
 525     case DLG_DRAW:
 526         hotlist_refresh (h);
 527         return MSG_HANDLED;
 528
 529     case DLG_UNHANDLED_KEY:
 530         return hotlist_handle_key (h, parm);
 531
 532     case DLG_POST_KEY:
 533         if (hotlist_state.moving)
 534             dlg_select_widget (l_movelist);
 535         else
 536             dlg_select_widget (l_hotlist);
 537         /* always stay on hotlist */
 538         /* fall through */
 539
 540     case DLG_INIT:
 541         tty_setcolor (MENU_ENTRY_COLOR);
 542         update_path_name ();
 543         return MSG_HANDLED;
 544
 545     case DLG_RESIZE:
 546         /* simply call dlg_set_size() with new size */
 547         dlg_set_size (h, LINES - 2, COLS - 6);
 548         return MSG_HANDLED;
 549
 550     default:
 551         return default_dlg_callback (h, sender, msg, parm, data);
 552     }
 553 }
 554
 555 static int
 556 l_call (WListbox * list)
 557 {
 558     Dlg_head *dlg = list->widget.owner;
 559
 560     if (list->count != 0)
 561     {
 562         void *data = NULL;
 563
 564         listbox_get_current (list, NULL, &data);
 565
 566         if (data != NULL)
 567         {
 568             struct hotlist *hlp = (struct hotlist *) data;
 569             if (hlp->type == HL_TYPE_ENTRY)
 570             {
 571                 dlg->ret_value = B_ENTER;
 572                 dlg_stop (dlg);
 573                 return LISTBOX_DONE;
 574             }
 575             else
 576             {
 577                 hotlist_button_callback (B_ENTER);
 578                 hotlist_callback (dlg, NULL, DLG_POST_KEY, '\n', NULL);
 579                 return LISTBOX_CONT;
 580             }
 581         }
 582         else
 583         {
 584             dlg->ret_value = B_ENTER;
 585             dlg_stop (dlg);
 586             return LISTBOX_DONE;
 587         }
 588     }
 589
 590     hotlist_button_callback (B_UP_GROUP);
 591     hotlist_callback (dlg, NULL, DLG_POST_KEY, 'u', NULL);
 592     return LISTBOX_CONT;
 593 }
 594
 595 /*
 596  * Expands all button names (once) and recalculates button positions.
 597  * returns number of columns in the dialog box, which is 10 chars longer
 598  * then buttonbar.
 599  *
 600  * If common width of the window (i.e. in xterm) is less than returned
 601  * width - sorry :)  (anyway this did not handled in previous version too)
 602  */
 603 static int
 604 init_i18n_stuff (int list_type, int cols)
 605 {
 606     register int i;
 607     static const char *cancel_but = N_("&Cancel");
 608
 609 #ifdef ENABLE_NLS
 610     static int hotlist_i18n_flag = 0;
 611
 612     if (!hotlist_i18n_flag)
 613     {
 614         i = sizeof (hotlist_but) / sizeof (hotlist_but[0]);
 615         while (i--)
 616             hotlist_but[i].text = _(hotlist_but[i].text);
 617
 618         cancel_but = _(cancel_but);
 619         hotlist_i18n_flag = 1;
 620     }
 621 #endif /* ENABLE_NLS */
 622
 623     /* Dynamic resizing of buttonbars */
 624     {
 625         int len[2], count[2];   /* at most two lines of buttons */
 626         int cur_x[2], row;
 627
 628         i = sizeof (hotlist_but) / sizeof (hotlist_but[0]);
 629         len[0] = len[1] = count[0] = count[1] = 0;
 630
 631         /* Count len of buttonbars, assuming 2 extra space between buttons */
 632         while (i--)
 633         {
 634             if (!(hotlist_but[i].type & list_type))
 635                 continue;
 636
 637             row = hotlist_but[i].y;
 638             ++count[row];
 639             len[row] += str_term_width1 (hotlist_but[i].text) + 5;
 640             if (hotlist_but[i].flags == DEFPUSH_BUTTON)
 641                 len[row] += 2;
 642         }
 643         len[0] -= 2;
 644         len[1] -= 2;
 645
 646         cols = max (cols, max (len[0], len[1]));
 647
 648         /* arrange buttons */
 649
 650         cur_x[0] = cur_x[1] = 0;
 651         i = sizeof (hotlist_but) / sizeof (hotlist_but[0]);
 652         while (i--)
 653         {
 654             if (!(hotlist_but[i].type & list_type))
 655                 continue;
 656
 657             row = hotlist_but[i].y;
 658
 659             if (hotlist_but[i].x != 0)
 660             {
 661                 /* not first int the row */
 662                 if (!strcmp (hotlist_but[i].text, cancel_but))
 663                     hotlist_but[i].x = cols - str_term_width1 (hotlist_but[i].text) - 13;
 664                 else
 665                     hotlist_but[i].x = cur_x[row];
 666             }
 667
 668             cur_x[row] += str_term_width1 (hotlist_but[i].text) + 2
 669                 + (hotlist_but[i].flags == DEFPUSH_BUTTON ? 5 : 3);
 670         }
 671     }
 672
 673     return cols;
 674 }
 675
 676 static void
 677 init_hotlist (int list_type)
 678 {
 679     size_t i;
 680     const char *title, *help_node;
 681     int hotlist_cols;
 682
 683     hotlist_cols = init_i18n_stuff (list_type, COLS - 6);
 684
 685     do_refresh ();
 686
 687     hotlist_state.expanded =
 688         mc_config_get_int (mc_main_config, "HotlistConfig", "expanded_view_of_groups", 0);
 689
 690     if (list_type == LIST_VFSLIST)
 691     {
 692         title = _("Active VFS directories");
 693         help_node = "[vfshot]"; /* FIXME - no such node */
 694     }
 695     else
 696     {
 697         title = _("Directory hotlist");
 698         help_node = "[Hotlist]";
 699     }
 700
 701     hotlist_dlg =
 702         create_dlg (TRUE, 0, 0, LINES - 2, hotlist_cols, dialog_colors,
 703                     hotlist_callback, help_node, title, DLG_CENTER | DLG_REVERSE);
 704
 705     for (i = 0; i < BUTTONS; i++)
 706     {
 707         if (hotlist_but[i].type & list_type)
 708             add_widget_autopos (hotlist_dlg,
 709                                 button_new (BY + hotlist_but[i].y,
 710                                             BX + hotlist_but[i].x,
 711                                             hotlist_but[i].ret_cmd,
 712                                             hotlist_but[i].flags,
 713                                             hotlist_but[i].text,
 714                                             hotlist_button_callback), hotlist_but[i].pos_flags);
 715     }
 716
 717     /* We add the labels.
 718      *    pname       will hold entry's pathname;
 719      *    pname_group will hold name of current group
 720      */
 721     pname = label_new (UY - 11 + LINES, UX + 2, "");
 722     add_widget_autopos (hotlist_dlg, pname, WPOS_KEEP_BOTTOM | WPOS_KEEP_LEFT);
 723     if (!hotlist_state.moving)
 724     {
 725         char label_text[BUF_TINY];
 726
 727         g_snprintf (label_text, sizeof (label_text), " %s ", _("Directory path"));
 728         add_widget_autopos (hotlist_dlg,
 729                             label_new (UY - 12 + LINES, UX + 2,
 730                                        label_text), WPOS_KEEP_BOTTOM | WPOS_KEEP_LEFT);
 731
 732         /* This one holds the displayed pathname */
 733         pname_group = label_new (UY, UX + 2, _("Directory label"));
 734         add_widget (hotlist_dlg, pname_group);
 735     }
 736     /* get new listbox */
 737     l_hotlist = listbox_new (UY + 1, UX + 1, LINES - 14, COLS - 2 * UX - 8, FALSE, l_call);
 738
 739     /* Fill the hotlist with the active VFS or the hotlist */
 740 #ifdef ENABLE_VFS
 741     if (list_type == LIST_VFSLIST)
 742     {
 743         listbox_add_item (l_hotlist, LISTBOX_APPEND_AT_END, 0, home_dir, 0);
 744         vfs_fill_names (add_name_to_list);
 745     }
 746     else
 747 #endif /* !ENABLE_VFS */
 748         fill_listbox ();
 749
 750     add_widget_autopos (hotlist_dlg, l_hotlist, WPOS_KEEP_ALL);
 751     /* add listbox to the dialogs */
 752 }
 753
 754 static void
 755 init_movelist (int list_type, struct hotlist *item)
 756 {
 757     size_t i;
 758     char *hdr = g_strdup_printf (_("Moving %s"), item->label);
 759     int movelist_cols = init_i18n_stuff (list_type, COLS - 6);
 760
 761     do_refresh ();
 762
 763     movelist_dlg =
 764         create_dlg (TRUE, 0, 0, LINES - 6, movelist_cols, dialog_colors,
 765                     hotlist_callback, "[Hotlist]", hdr, DLG_CENTER | DLG_REVERSE);
 766     g_free (hdr);
 767
 768     for (i = 0; i < BUTTONS; i++)
 769     {
 770         if (hotlist_but[i].type & list_type)
 771             add_widget (movelist_dlg,
 772                         button_new (BY - 4 + hotlist_but[i].y,
 773                                     BX + hotlist_but[i].x,
 774                                     hotlist_but[i].ret_cmd,
 775                                     hotlist_but[i].flags,
 776                                     hotlist_but[i].text, hotlist_button_callback));
 777     }
 778
 779     /* We add the labels.  We are interested in the last one,
 780      * that one will hold the path name label
 781      */
 782     movelist_group = label_new (UY, UX + 2, _("Directory label"));
 783     add_widget (movelist_dlg, movelist_group);
 784     /* get new listbox */
 785     l_movelist =
 786         listbox_new (UY + 1, UX + 1, movelist_dlg->lines - 8,
 787                      movelist_dlg->cols - 2 * UX - 2, FALSE, l_call);
 788
 789     fill_listbox ();
 790
 791     add_widget (movelist_dlg, l_movelist);
 792     /* add listbox to the dialogs */
 793 }
 794
 795 /*
 796  * Destroy the list dialog.
 797  * Don't confuse with done_hotlist() for the list in memory.
 798  */
 799 static void
 800 hotlist_done (void)
 801 {
 802     destroy_dlg (hotlist_dlg);
 803     l_hotlist = NULL;
 804     if (0)
 805         update_panels (UP_OPTIMIZE, UP_KEEPSEL);
 806     repaint_screen ();
 807 }
 808
 809 static inline char *
 810 find_group_section (struct hotlist *grp)
 811 {
 812     return g_strconcat (grp->directory, ".Group", (char *) NULL);
 813 }
 814
 815 static struct hotlist *
 816 add2hotlist (char *label, char *directory, enum HotListType type, listbox_append_t pos)
 817 {
 818     struct hotlist *new;
 819     struct hotlist *current = NULL;
 820
 821     /*
 822      * Hotlist is neither loaded nor loading.
 823      * Must be called by "Ctrl-x a" before using hotlist.
 824      */
 825     if (!current_group)
 826         load_hotlist ();
 827
 828     listbox_get_current (l_hotlist, NULL, (void **) &current);
 829
 830     /* Make sure `..' stays at the top of the list. */
 831     if ((current != NULL) && (current->type == HL_TYPE_DOTDOT))
 832         pos = LISTBOX_APPEND_AFTER;
 833
 834     new = new_hotlist ();
 835
 836     new->type = type;
 837     new->label = label;
 838     new->directory = directory;
 839     new->up = current_group;
 840
 841     if (type == HL_TYPE_GROUP)
 842     {
 843         current_group = new;
 844         add_dotdot_to_list ();
 845         current_group = new->up;
 846     }
 847
 848     if (!current_group->head)
 849     {
 850         /* first element in group */
 851         current_group->head = new;
 852     }
 853     else if (pos == LISTBOX_APPEND_AFTER)
 854     {
 855         new->next = current->next;
 856         current->next = new;
 857     }
 858     else if (pos == LISTBOX_APPEND_BEFORE && current == current_group->head)
 859     {
 860         /* should be inserted before first item */
 861         new->next = current;
 862         current_group->head = new;
 863     }
 864     else if (pos == LISTBOX_APPEND_BEFORE)
 865     {
 866         struct hotlist *p = current_group->head;
 867
 868         while (p->next != current)
 869             p = p->next;
 870
 871         new->next = current;
 872         p->next = new;
 873     }
 874     else
 875     {                           /* append at the end */
 876         struct hotlist *p = current_group->head;
 877
 878         while (p->next)
 879             p = p->next;
 880
 881         p->next = new;
 882     }
 883
 884     if (hotlist_state.running && type != HL_TYPE_COMMENT && type != HL_TYPE_DOTDOT)
 885     {
 886         if (type == HL_TYPE_GROUP)
 887         {
 888             char *lbl = g_strconcat ("->", new->label, (char *) NULL);
 889
 890             listbox_add_item (l_hotlist, pos, 0, lbl, new);
 891             g_free (lbl);
 892         }
 893         else
 894             listbox_add_item (l_hotlist, pos, 0, new->label, new);
 895         listbox_select_entry (l_hotlist, l_hotlist->pos);
 896     }
 897     return new;
 898
 899 }
 900
 901 #ifdef ENABLE_NLS
 902 /*
 903  * Support routine for add_new_entry_input()/add_new_group_input()
 904  * Change positions of buttons (first three widgets).
 905  *
 906  * This is just a quick hack. Accurate procedure must take care of
 907  * internationalized label lengths and total buttonbar length...assume
 908  * 64 is longer anyway.
 909  */
 910 static void
 911 add_widgets_i18n (QuickWidget * qw, int len)
 912 {
 913     int i, l[3], space, cur_x;
 914
 915     for (i = 0; i < 3; i++)
 916     {
 917         qw[i].u.button.text = _(qw[i].u.button.text);
 918         l[i] = str_term_width1 (qw[i].u.button.text) + 3;
 919     }
 920     space = (len - 4 - l[0] - l[1] - l[2]) / 4;
 921
 922     for (cur_x = 2 + space, i = 3; i--; cur_x += l[i] + space)
 923     {
 924         qw[i].relative_x = cur_x;
 925         qw[i].x_divisions = len;
 926     }
 927 }
 928 #endif /* ENABLE_NLS */
 929
 930 static int
 931 add_new_entry_input (const char *header, const char *text1, const char *text2,
 932                      const char *help, char **r1, char **r2)
 933 {
 934 #define RELATIVE_Y_BUTTONS      4
 935 #define RELATIVE_Y_LABEL_PTH    3
 936 #define RELATIVE_Y_INPUT_PTH    4
 937
 938     QuickWidget quick_widgets[] = {
 939         /* 0 */ QUICK_BUTTON (55, 80, RELATIVE_Y_BUTTONS, 0, N_("&Cancel"), B_CANCEL, NULL),
 940         /* 1 */ QUICK_BUTTON (30, 80, RELATIVE_Y_BUTTONS, 0, N_("&Insert"), B_INSERT, NULL),
 941         /* 2 */ QUICK_BUTTON (10, 80, RELATIVE_Y_BUTTONS, 0, N_("&Append"), B_APPEND, NULL),
 942         /* 3 */ QUICK_INPUT (4, 80, RELATIVE_Y_INPUT_PTH, 0, *r2, 58, 2, "input-pth", r2),
 943         /* 4 */ QUICK_LABEL (4, 80, 3, 0, text2),
 944         /* 5 */ QUICK_INPUT (4, 80, 3, 0, *r1, 58, 0, "input-lbl", r1),
 945         /* 6 */ QUICK_LABEL (4, 80, 2, 0, text1),
 946         QUICK_END
 947     };
 948
 949     int len;
 950     int i;
 951     int lines1, lines2;
 952     int cols1, cols2;
 953
 954 #ifdef ENABLE_NLS
 955     static gboolean i18n_flag = FALSE;
 956 #endif /* ENABLE_NLS */
 957
 958     msglen (text1, &lines1, &cols1);
 959     msglen (text2, &lines2, &cols2);
 960     len = max (str_term_width1 (header), cols1);
 961     len = max (max (len, cols2) + 4, 64);
 962
 963 #ifdef ENABLE_NLS
 964     if (!i18n_flag)
 965     {
 966         add_widgets_i18n (quick_widgets, len);
 967         i18n_flag = TRUE;
 968     }
 969 #endif /* ENABLE_NLS */
 970
 971     {
 972         QuickDialog Quick_input = {
 973             len, lines1 + lines2 + 7, -1, -1, header,
 974             help, quick_widgets, FALSE
 975         };
 976
 977         for (i = 0; i < 7; i++)
 978             quick_widgets[i].y_divisions = Quick_input.ylen;
 979
 980         quick_widgets[0].relative_y = RELATIVE_Y_BUTTONS + (lines1 + lines2);
 981         quick_widgets[1].relative_y = RELATIVE_Y_BUTTONS + (lines1 + lines2);
 982         quick_widgets[2].relative_y = RELATIVE_Y_BUTTONS + (lines1 + lines2);
 983         quick_widgets[3].relative_y = RELATIVE_Y_INPUT_PTH + (lines1);
 984         quick_widgets[4].relative_y = RELATIVE_Y_LABEL_PTH + (lines1);
 985
 986         i = quick_dialog (&Quick_input);
 987     }
 988
 989     return (i != B_CANCEL) ? i : 0;
 990
 991 #undef RELATIVE_Y_BUTTONS
 992 #undef RELATIVE_Y_LABEL_PTH
 993 #undef RELATIVE_Y_INPUT_PTH
 994 }
 995
 996 static void
 997 add_new_entry_cmd (void)
 998 {
 999     char *title, *url, *to_free;
1000     int ret;
1001
1002     /* Take current directory as default value for input fields */
1003     to_free = title = url = strip_password (g_strdup (current_panel->cwd), 1);
1004
1005     ret = add_new_entry_input (_("New hotlist entry"), _("Directory label:"),
1006                                _("Directory path:"), "[Hotlist]", &title, &url);
1007     g_free (to_free);
1008
1009     if (!ret)
1010         return;
1011     if (!title || !*title || !url || !*url)
1012     {
1013         g_free (title);
1014         g_free (url);
1015         return;
1016     }
1017
1018     if (ret == B_ENTER || ret == B_APPEND)
1019         add2hotlist (title, url, HL_TYPE_ENTRY, LISTBOX_APPEND_AFTER);
1020     else
1021         add2hotlist (title, url, HL_TYPE_ENTRY, LISTBOX_APPEND_BEFORE);
1022
1023     hotlist_state.modified = 1;
1024 }
1025
1026 static int
1027 add_new_group_input (const char *header, const char *label, char **result)
1028 {
1029     QuickWidget quick_widgets[] = {
1030         /* 0 */ QUICK_BUTTON (55, 80, 1, 0, N_("&Cancel"), B_CANCEL, NULL),
1031         /* 1 */ QUICK_BUTTON (30, 80, 1, 0, N_("&Insert"), B_INSERT, NULL),
1032         /* 2 */ QUICK_BUTTON (10, 80, 1, 0, N_("&Append"), B_APPEND, NULL),
1033         /* 3 */ QUICK_INPUT (4, 80, 0, 0, "", 58, 0, "input", result),
1034         /* 4 */ QUICK_LABEL (4, 80, 2, 0, label),
1035         QUICK_END
1036     };
1037
1038     int len;
1039     int i;
1040     int lines, cols;
1041     int ret;
1042
1043 #ifdef ENABLE_NLS
1044     static gboolean i18n_flag = FALSE;
1045 #endif /* ENABLE_NLS */
1046
1047     msglen (label, &lines, &cols);
1048     len = max (max (str_term_width1 (header), cols) + 4, 64);
1049
1050 #ifdef ENABLE_NLS
1051     if (!i18n_flag)
1052     {
1053         add_widgets_i18n (quick_widgets, len);
1054         i18n_flag = TRUE;
1055     }
1056 #endif /* ENABLE_NLS */
1057
1058     {
1059         QuickDialog Quick_input = {
1060             len, lines + 6, -1, -1, header,
1061             "[Hotlist]", quick_widgets, FALSE
1062         };
1063
1064         int relative_y[] = { 1, 1, 1, 0, 2 };   /* the relative_x component from the
1065                                                    quick_widgets variable above */
1066
1067         for (i = 0; i < 5; i++)
1068             quick_widgets[i].y_divisions = Quick_input.ylen;
1069
1070         for (i = 0; i < 4; i++)
1071             quick_widgets[i].relative_y = relative_y[i] + 2 + lines;
1072
1073         ret = quick_dialog (&Quick_input);
1074     }
1075
1076     return (ret != B_CANCEL) ? ret : 0;
1077 }
1078
1079 static void
1080 add_new_group_cmd (void)
1081 {
1082     char *label;
1083     int ret;
1084
1085     ret = add_new_group_input (_("New hotlist group"), _("Name of new group:"), &label);
1086     if (!ret || !label || !*label)
1087         return;
1088
1089     if (ret == B_ENTER || ret == B_APPEND)
1090         add2hotlist (label, 0, HL_TYPE_GROUP, LISTBOX_APPEND_AFTER);
1091     else
1092         add2hotlist (label, 0, HL_TYPE_GROUP, LISTBOX_APPEND_BEFORE);
1093
1094     hotlist_state.modified = 1;
1095 }
1096
1097 void
1098 add2hotlist_cmd (void)
1099 {
1100     char *lc_prompt, *label;
1101     const char *cp = _("Label for \"%s\":");
1102     int l = str_term_width1 (cp);
1103     char *label_string = g_strdup (current_panel->cwd);
1104
1105     strip_password (label_string, 1);
1106
1107     lc_prompt = g_strdup_printf (cp, path_trunc (current_panel->cwd, COLS - 2 * UX - (l + 8)));
1108     label = input_dialog (_("Add to hotlist"), lc_prompt, MC_HISTORY_HOTLIST_ADD, label_string);
1109     g_free (lc_prompt);
1110
1111     if (!label || !*label)
1112     {
1113         g_free (label_string);
1114         g_free (label);
1115         return;
1116     }
1117     add2hotlist (label, label_string, HL_TYPE_ENTRY, LISTBOX_APPEND_AT_END);
1118     hotlist_state.modified = 1;
1119 }
1120
1121 static void
1122 remove_group (struct hotlist *grp)
1123 {
1124     struct hotlist *current = grp->head;
1125
1126     while (current)
1127     {
1128         struct hotlist *next = current->next;
1129
1130         if (current->type == HL_TYPE_GROUP)
1131             remove_group (current);
1132
1133         g_free (current->label);
1134         g_free (current->directory);
1135         g_free (current);
1136
1137         current = next;
1138     }
1139
1140 }
1141
1142 static void
1143 remove_from_hotlist (struct hotlist *entry)
1144 {
1145     if (entry == NULL)
1146         return;
1147
1148     if (entry->type == HL_TYPE_DOTDOT)
1149         return;
1150
1151     if (confirm_directory_hotlist_delete)
1152     {
1153         char *title;
1154         int result;
1155
1156         title = g_strconcat (_("Remove:"), " ", str_trunc (entry->label, 30), (char *) NULL);
1157
1158         if (safe_delete)
1159             query_set_sel (1);
1160         result = query_dialog (title,
1161                                _("Are you sure you want to remove this entry?"),
1162                                D_ERROR, 2, _("&Yes"), _("&No"));
1163
1164         g_free (title);
1165
1166         if (result != 0)
1167             return;
1168     }
1169
1170     if (entry->type == HL_TYPE_GROUP)
1171     {
1172         if (entry->head)
1173         {
1174             char *header;
1175             int result;
1176
1177             header = g_strconcat (_("Remove:"), " ", str_trunc (entry->label, 30), (char *) NULL);
1178             result = query_dialog (header, _("Group not empty.\nRemove it?"),
1179                                    D_ERROR, 2, _("&Yes"), _("&No"));
1180             g_free (header);
1181
1182             if (result != 0)
1183                 return;
1184         }
1185
1186         remove_group (entry);
1187     }
1188
1189     unlink_entry (entry);
1190
1191     g_free (entry->label);
1192     g_free (entry->directory);
1193     g_free (entry);
1194     /* now remove list entry from screen */
1195     listbox_remove_current (l_hotlist);
1196     hotlist_state.modified = 1;
1197 }
1198
1199 char *
1200 hotlist_cmd (int vfs_or_hotlist)
1201 {
1202     char *target = NULL;
1203
1204     hotlist_state.type = vfs_or_hotlist;
1205     load_hotlist ();
1206
1207     init_hotlist (vfs_or_hotlist);
1208
1209     /* display file info */
1210     tty_setcolor (SELECTED_COLOR);
1211
1212     hotlist_state.running = 1;
1213     run_dlg (hotlist_dlg);
1214     hotlist_state.running = 0;
1215     save_hotlist ();
1216
1217     switch (hotlist_dlg->ret_value)
1218     {
1219     default:
1220     case B_CANCEL:
1221         break;
1222
1223     case B_ENTER:
1224         {
1225             char *text = NULL;
1226             struct hotlist *hlp = NULL;
1227
1228             listbox_get_current (l_hotlist, &text, (void **) &hlp);
1229             target = g_strdup (hlp != NULL ? hlp->directory : text);
1230             break;
1231         }
1232     }                           /* switch */
1233
1234     hotlist_done ();
1235     return target;
1236 }
1237
1238 static void
1239 load_group (struct hotlist *grp)
1240 {
1241     gchar **profile_keys, **keys;
1242     gsize len;
1243     char *group_section;
1244     struct hotlist *current = 0;
1245
1246     group_section = find_group_section (grp);
1247
1248     profile_keys = keys = mc_config_get_keys (mc_main_config, group_section, &len);
1249
1250     current_group = grp;
1251
1252     while (*profile_keys)
1253     {
1254         add2hotlist (mc_config_get_string (mc_main_config, group_section, *profile_keys, ""),
1255                      g_strdup (*profile_keys), HL_TYPE_GROUP, LISTBOX_APPEND_AT_END);
1256         profile_keys++;
1257     }
1258     g_free (group_section);
1259     g_strfreev (keys);
1260
1261     profile_keys = keys = mc_config_get_keys (mc_main_config, grp->directory, &len);
1262
1263     while (*profile_keys)
1264     {
1265         add2hotlist (mc_config_get_string (mc_main_config, group_section, *profile_keys, ""),
1266                      g_strdup (*profile_keys), HL_TYPE_ENTRY, LISTBOX_APPEND_AT_END);
1267         profile_keys++;
1268     }
1269     g_strfreev (keys);
1270
1271     for (current = grp->head; current; current = current->next)
1272         load_group (current);
1273 }
1274
1275 #define TKN_GROUP   0
1276 #define TKN_ENTRY   1
1277 #define TKN_STRING  2
1278 #define TKN_URL     3
1279 #define TKN_ENDGROUP    4
1280 #define TKN_COMMENT     5
1281 #define TKN_EOL         125
1282 #define TKN_EOF         126
1283 #define TKN_UNKNOWN     127
1284
1285 static GString *tkn_buf = NULL;
1286
1287 static char *hotlist_file_name;
1288 static FILE *hotlist_file;
1289 static time_t hotlist_file_mtime;
1290
1291 static int
1292 hot_skip_blanks (void)
1293 {
1294     int c;
1295
1296     while ((c = getc (hotlist_file)) != EOF && c != '\n' && g_ascii_isspace (c))
1297         ;
1298     return c;
1299
1300 }
1301
1302 static int
1303 hot_next_token (void)
1304 {
1305     int c, ret = 0;
1306     size_t l;
1307
1308
1309     if (tkn_buf == NULL)
1310         tkn_buf = g_string_new ("");
1311     g_string_set_size (tkn_buf, 0);
1312
1313   again:
1314     c = hot_skip_blanks ();
1315     switch (c)
1316     {
1317     case EOF:
1318         ret = TKN_EOF;
1319         break;
1320     case '\n':
1321         ret = TKN_EOL;
1322         break;
1323     case '#':
1324         while ((c = getc (hotlist_file)) != EOF && c != '\n')
1325         {
1326             g_string_append_c (tkn_buf, c);
1327         }
1328         ret = TKN_COMMENT;
1329         break;
1330     case '"':
1331         while ((c = getc (hotlist_file)) != EOF && c != '"')
1332         {
1333             if (c == '\\')
1334             {
1335                 c = getc (hotlist_file);
1336                 if (c == EOF)
1337                 {
1338                     g_string_free (tkn_buf, TRUE);
1339                     return TKN_EOF;
1340                 }
1341             }
1342             g_string_append_c (tkn_buf, c == '\n' ? ' ' : c);
1343         }
1344         if (c == EOF)
1345             ret = TKN_EOF;
1346         else
1347             ret = TKN_STRING;
1348         break;
1349     case '\\':
1350         c = getc (hotlist_file);
1351         if (c == EOF)
1352         {
1353             g_string_free (tkn_buf, TRUE);
1354             return TKN_EOF;
1355         }
1356         if (c == '\n')
1357             goto again;
1358
1359         /* fall through; it is taken as normal character */
1360
1361     default:
1362         do
1363         {
1364             g_string_append_c (tkn_buf, g_ascii_toupper (c));
1365         }
1366         while ((c = fgetc (hotlist_file)) != EOF && (g_ascii_isalnum (c) || !isascii (c)));
1367         if (c != EOF)
1368             ungetc (c, hotlist_file);
1369         l = tkn_buf->len;
1370         if (strncmp (tkn_buf->str, "GROUP", l) == 0)
1371             ret = TKN_GROUP;
1372         else if (strncmp (tkn_buf->str, "ENTRY", l) == 0)
1373             ret = TKN_ENTRY;
1374         else if (strncmp (tkn_buf->str, "ENDGROUP", l) == 0)
1375             ret = TKN_ENDGROUP;
1376         else if (strncmp (tkn_buf->str, "URL", l) == 0)
1377             ret = TKN_URL;
1378         else
1379             ret = TKN_UNKNOWN;
1380         break;
1381     }
1382     return ret;
1383 }
1384
1385 #define SKIP_TO_EOL     { \
1386 int _tkn; \
1387 while ((_tkn = hot_next_token ()) != TKN_EOF && _tkn != TKN_EOL) ; \
1388 }
1389
1390 #define CHECK_TOKEN(_TKN_) \
1391 tkn = hot_next_token (); \
1392 if (tkn != _TKN_) { \
1393     hotlist_state.readonly = 1; \
1394     hotlist_state.file_error = 1; \
1395     while (tkn != TKN_EOL && tkn != TKN_EOF) \
1396         tkn = hot_next_token (); \
1397 break; \
1398 }
1399
1400 static void
1401 hot_load_group (struct hotlist *grp)
1402 {
1403     int tkn;
1404     struct hotlist *new_grp;
1405     char *label, *url;
1406
1407     current_group = grp;
1408
1409     while ((tkn = hot_next_token ()) != TKN_ENDGROUP)
1410         switch (tkn)
1411         {
1412         case TKN_GROUP:
1413             CHECK_TOKEN (TKN_STRING);
1414             new_grp =
1415                 add2hotlist (g_strdup (tkn_buf->str), 0, HL_TYPE_GROUP, LISTBOX_APPEND_AT_END);
1416             SKIP_TO_EOL;
1417             hot_load_group (new_grp);
1418             current_group = grp;
1419             break;
1420         case TKN_ENTRY:
1421             CHECK_TOKEN (TKN_STRING);
1422             label = g_strdup (tkn_buf->str);
1423             CHECK_TOKEN (TKN_URL);
1424             CHECK_TOKEN (TKN_STRING);
1425             url = g_strdup (tkn_buf->str);
1426             add2hotlist (label, url, HL_TYPE_ENTRY, LISTBOX_APPEND_AT_END);
1427             SKIP_TO_EOL;
1428             break;
1429         case TKN_COMMENT:
1430             label = g_strdup (tkn_buf->str);
1431             add2hotlist (label, 0, HL_TYPE_COMMENT, LISTBOX_APPEND_AT_END);
1432             break;
1433         case TKN_EOF:
1434             hotlist_state.readonly = 1;
1435             hotlist_state.file_error = 1;
1436             return;
1437             break;
1438         case TKN_EOL:
1439             /* skip empty lines */
1440             break;
1441         default:
1442             hotlist_state.readonly = 1;
1443             hotlist_state.file_error = 1;
1444             SKIP_TO_EOL;
1445             break;
1446         }
1447     SKIP_TO_EOL;
1448 }
1449
1450 static void
1451 hot_load_file (struct hotlist *grp)
1452 {
1453     int tkn;
1454     struct hotlist *new_grp;
1455     char *label, *url;
1456
1457     current_group = grp;
1458
1459     while ((tkn = hot_next_token ()) != TKN_EOF)
1460         switch (tkn)
1461         {
1462         case TKN_GROUP:
1463             CHECK_TOKEN (TKN_STRING);
1464             new_grp =
1465                 add2hotlist (g_strdup (tkn_buf->str), 0, HL_TYPE_GROUP, LISTBOX_APPEND_AT_END);
1466             SKIP_TO_EOL;
1467             hot_load_group (new_grp);
1468             current_group = grp;
1469             break;
1470         case TKN_ENTRY:
1471             CHECK_TOKEN (TKN_STRING);
1472             label = g_strdup (tkn_buf->str);
1473             CHECK_TOKEN (TKN_URL);
1474             CHECK_TOKEN (TKN_STRING);
1475             url = g_strdup (tkn_buf->str);
1476             add2hotlist (label, url, HL_TYPE_ENTRY, LISTBOX_APPEND_AT_END);
1477             SKIP_TO_EOL;
1478             break;
1479         case TKN_COMMENT:
1480             label = g_strdup (tkn_buf->str);
1481             add2hotlist (label, 0, HL_TYPE_COMMENT, LISTBOX_APPEND_AT_END);
1482             break;
1483         case TKN_EOL:
1484             /* skip empty lines */
1485             break;
1486         default:
1487             hotlist_state.readonly = 1;
1488             hotlist_state.file_error = 1;
1489             SKIP_TO_EOL;
1490             break;
1491         }
1492 }
1493
1494 static void
1495 clean_up_hotlist_groups (const char *section)
1496 {
1497     char *grp_section;
1498     gchar **profile_keys, **keys;
1499     gsize len;
1500
1501     grp_section = g_strconcat (section, ".Group", (char *) NULL);
1502     if (mc_config_has_group (mc_main_config, section))
1503         mc_config_del_group (mc_main_config, section);
1504
1505     if (mc_config_has_group (mc_main_config, grp_section))
1506     {
1507         profile_keys = keys = mc_config_get_keys (mc_main_config, grp_section, &len);
1508
1509         while (*profile_keys)
1510         {
1511             clean_up_hotlist_groups (*profile_keys);
1512             profile_keys++;
1513         }
1514         g_strfreev (keys);
1515         mc_config_del_group (mc_main_config, grp_section);
1516     }
1517     g_free (grp_section);
1518 }
1519
1520
1521
1522 static void
1523 load_hotlist (void)
1524 {
1525     int remove_old_list = 0;
1526     struct stat stat_buf;
1527
1528     if (hotlist_state.loaded)
1529     {
1530         stat (hotlist_file_name, &stat_buf);
1531         if (hotlist_file_mtime < stat_buf.st_mtime)
1532             done_hotlist ();
1533         else
1534             return;
1535     }
1536
1537     if (!hotlist_file_name)
1538         hotlist_file_name = g_build_filename (home_dir, MC_USERCONF_DIR, MC_HOTLIST_FILE, NULL);
1539
1540     hotlist = new_hotlist ();
1541     hotlist->type = HL_TYPE_GROUP;
1542     hotlist->label = g_strdup (_("Top level group"));
1543     hotlist->up = hotlist;
1544     /*
1545      * compatibility :-(
1546      */
1547     hotlist->directory = g_strdup ("Hotlist");
1548
1549     hotlist_file = fopen (hotlist_file_name, "r");
1550     if (hotlist_file == NULL)
1551     {
1552         int result;
1553
1554         load_group (hotlist);
1555         hotlist_state.loaded = 1;
1556         /*
1557          * just to be sure we got copy
1558          */
1559         hotlist_state.modified = 1;
1560         result = save_hotlist ();
1561         hotlist_state.modified = 0;
1562         if (result)
1563             remove_old_list = 1;
1564         else
1565             message (D_ERROR, _("Hotlist Load"),
1566                      _("MC was unable to write ~/%s file,\nyour old hotlist entries were not deleted"),
1567                      MC_USERCONF_DIR PATH_SEP_STR MC_HOTLIST_FILE);
1568     }
1569     else
1570     {
1571         hot_load_file (hotlist);
1572         fclose (hotlist_file);
1573         hotlist_state.loaded = 1;
1574     }
1575
1576     if (remove_old_list)
1577     {
1578         GError *error = NULL;
1579         clean_up_hotlist_groups ("Hotlist");
1580         if (!mc_config_save_file (mc_main_config, &error))
1581             setup_save_config_show_error (mc_main_config->ini_path, &error);
1582     }
1583
1584     stat (hotlist_file_name, &stat_buf);
1585     hotlist_file_mtime = stat_buf.st_mtime;
1586     current_group = hotlist;
1587 }
1588
1589
1590 static int list_level = 0;
1591
1592 static void
1593 hot_save_group (struct hotlist *grp)
1594 {
1595     struct hotlist *current = grp->head;
1596     int i;
1597     char *s;
1598
1599 #define INDENT(n) \
1600 do { \
1601     for (i = 0; i < n; i++) \
1602         putc (' ', hotlist_file); \
1603 } while (0)
1604
1605     for (; current; current = current->next)
1606         switch (current->type)
1607         {
1608         case HL_TYPE_GROUP:
1609             INDENT (list_level);
1610             fputs ("GROUP \"", hotlist_file);
1611             for (s = current->label; *s; s++)
1612             {
1613                 if (*s == '"' || *s == '\\')
1614                     putc ('\\', hotlist_file);
1615                 putc (*s, hotlist_file);
1616             }
1617             fputs ("\"\n", hotlist_file);
1618             list_level += 2;
1619             hot_save_group (current);
1620             list_level -= 2;
1621             INDENT (list_level);
1622             fputs ("ENDGROUP\n", hotlist_file);
1623             break;
1624         case HL_TYPE_ENTRY:
1625             INDENT (list_level);
1626             fputs ("ENTRY \"", hotlist_file);
1627             for (s = current->label; *s; s++)
1628             {
1629                 if (*s == '"' || *s == '\\')
1630                     putc ('\\', hotlist_file);
1631                 putc (*s, hotlist_file);
1632             }
1633             fputs ("\" URL \"", hotlist_file);
1634             for (s = current->directory; *s; s++)
1635             {
1636                 if (*s == '"' || *s == '\\')
1637                     putc ('\\', hotlist_file);
1638                 putc (*s, hotlist_file);
1639             }
1640             fputs ("\"\n", hotlist_file);
1641             break;
1642         case HL_TYPE_COMMENT:
1643             fprintf (hotlist_file, "#%s\n", current->label);
1644             break;
1645         case HL_TYPE_DOTDOT:
1646             /* do nothing */
1647             break;
1648         }
1649 }
1650
1651 int
1652 save_hotlist (void)
1653 {
1654     int saved = 0;
1655     struct stat stat_buf;
1656
1657     if (!hotlist_state.readonly && hotlist_state.modified && hotlist_file_name)
1658     {
1659         mc_util_make_backup_if_possible (hotlist_file_name, ".bak");
1660
1661         hotlist_file = fopen (hotlist_file_name, "w");
1662         if (hotlist_file != NULL)
1663         {
1664             hot_save_group (hotlist);
1665             fclose (hotlist_file);
1666             stat (hotlist_file_name, &stat_buf);
1667             hotlist_file_mtime = stat_buf.st_mtime;
1668             saved = 1;
1669             hotlist_state.modified = 0;
1670         }
1671         else
1672             mc_util_restore_from_backup_if_possible (hotlist_file_name, ".bak");
1673     }
1674
1675     return saved;
1676 }
1677
1678 /*
1679  * Unload list from memory.
1680  * Don't confuse with hotlist_done() for GUI.
1681  */
1682 void
1683 done_hotlist (void)
1684 {
1685     if (hotlist)
1686     {
1687         remove_group (hotlist);
1688         g_free (hotlist->label);
1689         g_free (hotlist->directory);
1690         g_free (hotlist);
1691         hotlist = 0;
1692     }
1693
1694     hotlist_state.loaded = 0;
1695
1696     g_free (hotlist_file_name);
1697     hotlist_file_name = 0;
1698     l_hotlist = 0;
1699     current_group = 0;
1700
1701     if (tkn_buf)
1702     {
1703         g_string_free (tkn_buf, TRUE);
1704         tkn_buf = NULL;
1705     }
1706 }
1707
1708 static void
1709 add_dotdot_to_list (void)
1710 {
1711     if (current_group != hotlist)
1712     {
1713         if (hotlist_has_dot_dot != 0)
1714             add2hotlist (g_strdup (".."), g_strdup (".."), HL_TYPE_DOTDOT, LISTBOX_APPEND_AT_END);
1715     }
1716 }