157 lines
4.0 KiB
C
157 lines
4.0 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose: File Database Maintenance - Delete/Undelete a file
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*
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*****************************************************************************
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* Copyright (C) 1997-2004
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "../lib/users.h"
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#include "../lib/mbsedb.h"
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#include "mbfutil.h"
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#include "mbfmove.h"
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extern int do_quiet; /* Suppress screen output */
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/*
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* Delete a file
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*/
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void Delete(int UnDel, int Area, char *File)
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{
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char mask[256];
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int rc = FALSE;
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#ifdef USE_EXPERIMENT
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struct _fdbarea *fdb_area = NULL;
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#else
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FILE *fp;
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char *temp;
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#endif
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if (UnDel)
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IsDoing("Undelete file");
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else
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IsDoing("Delete file");
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colour(LIGHTRED, BLACK);
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/*
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* Check area
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*/
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if (LoadAreaRec(Area) == FALSE) {
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WriteError("Can't load record %d", Area);
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die(MBERR_INIT_ERROR);
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}
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if (!area.Available) {
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WriteError("Area %d not available", Area);
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if (!do_quiet)
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printf("Area %d not available\n", Area);
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die(MBERR_CONFIG_ERROR);
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}
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if (area.CDrom) {
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WriteError("Can't %sdelete from CD-ROM", UnDel?"un":"");
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if (!do_quiet)
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printf("Can't %sdelete from CD-ROM\n", UnDel?"un":"");
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die(MBERR_COMMANDLINE);
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}
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#ifdef USE_EXPERIMENT
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if ((fdb_area = mbsedb_OpenFDB(Area, 30)) == NULL)
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die(MBERR_GENERAL);
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#else
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if (CheckFDB(Area, area.Path))
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die(MBERR_GENERAL);
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temp = calloc(PATH_MAX, sizeof(char));
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sprintf(temp, "%s/fdb/file%d.data", getenv("MBSE_ROOT"), Area);
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if ((fp = fopen(temp, "r+")) == NULL)
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die(MBERR_GENERAL);
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fread(&fdbhdr, sizeof(fdbhdr), 1, fp);
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#endif
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colour(CYAN, BLACK);
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strcpy(mask, re_mask(File, FALSE));
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if (re_comp(mask))
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die(MBERR_GENERAL);
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#ifdef USE_EXPERIMENT
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while (fread(&fdb, fdbhdr.recsize, 1, fdb_area->fp) == 1) {
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#else
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while (fread(&fdb, fdbhdr.recsize, 1, fp) == 1) {
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#endif
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if (re_exec(fdb.LName) || re_exec(fdb.Name)) {
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if (UnDel && fdb.Deleted) {
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fdb.Deleted = FALSE;
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Syslog('+', "Marked file %s in area %d for undeletion", fdb.Name, Area);
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if (!do_quiet)
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printf("Marked file %s in area %d for undeletion\n", fdb.Name, Area);
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rc = TRUE;
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}
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if (!UnDel && !fdb.Deleted) {
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fdb.Deleted = TRUE;
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Syslog('+', "Marked file %s in area %d for deletion", fdb.Name, Area);
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if (!do_quiet)
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printf("Marked file %s in area %d for deletion\n", fdb.Name, Area);
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rc = TRUE;
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}
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if (rc) {
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#ifdef USE_EXPERIMENT
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if (mbsedb_LockFDB(fdb_area, 30)) {
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fseek(fdb_area->fp, - fdbhdr.recsize, SEEK_CUR);
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fwrite(&fdb, fdbhdr.recsize, 1, fdb_area->fp);
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mbsedb_UnlockFDB(fdb_area);
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} else {
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rc = FALSE;
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}
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#else
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fseek(fp, - fdbhdr.recsize, SEEK_CUR);
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fwrite(&fdb, fdbhdr.recsize, 1, fp);
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#endif
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}
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}
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}
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#ifdef USE_EXPERIMENT
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mbsedb_CloseFDB(fdb_area);
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#else
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fclose(fp);
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free(temp);
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#endif
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if (!rc) {
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Syslog('+', "%selete %s in area %d failed", UnDel?"Und":"D", File, Area);
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if (!do_quiet)
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printf("%selete %s in area %d failed\n", UnDel?"Und":"D", File, Area);
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}
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}
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