src/file_checker.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 2013 Paul Mangan <paul@claws-mail.org>
   4  * and the Claws Mail team
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #  include "config.h"
  23 #include "claws-features.h"
  24 #endif
  25
  26 #include "defs.h"
  27
  28 #include <glib.h>
  29 #include <glib/gi18n.h>
  30 #include <gdk/gdkkeysyms.h>
  31 #include <gtk/gtk.h>
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <ctype.h>
  37
  38 #include "file-utils.h"
  39 #include "utils.h"
  40 #include "alertpanel.h"
  41 #include "folder.h"
  42
  43 static gboolean verify_folderlist_xml();
  44
  45 gboolean check_file_integrity()
  46 {
  47         if (verify_folderlist_xml() != TRUE)
  48                 return FALSE;
  49
  50         return TRUE;
  51 }
  52
  53 static gboolean verify_folderlist_xml()
  54 {
  55         GNode *node;
  56         static gchar *filename = NULL;
  57         static gchar *bak = NULL;
  58         time_t date;
  59         struct tm *ts;
  60         gchar buf[BUFFSIZE];
  61         gboolean fileexists, bakexists;
  62
  63         filename = folder_get_list_path();
  64
  65         fileexists = is_file_exist(filename);
  66
  67         bak = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
  68                           FOLDER_LIST, ".bak", NULL);
  69         bakexists = is_file_exist(bak);
  70
  71         if (bakexists) {
  72                 date = get_file_mtime(bak);
  73                 ts = localtime(&date);
  74                 strftime(buf, sizeof(buf), "%a %d-%b-%Y %H:%M %Z", ts);
  75         }
  76
  77         if (!fileexists && bakexists) {
  78                 AlertValue aval;
  79                 gchar *msg;
  80
  81                 msg = g_strdup_printf
  82                         (_("The file %s is missing! "
  83                            "Do you want to use the backup file from %s?"), FOLDER_LIST,buf);
  84                 aval = alertpanel(_("Warning"), msg, GTK_STOCK_NO, GTK_STOCK_YES, NULL,
  85                                 ALERTFOCUS_FIRST);
  86                 g_free(msg);
  87                 if (aval != G_ALERTALTERNATE)
  88                         return FALSE;
  89                 else {
  90                         if (copy_file(bak,filename,FALSE) < 0) {
  91                                 alertpanel_warning(_("Could not copy %s to %s"),bak,filename);
  92                                 return FALSE;
  93                         }
  94                         g_free(bak);
  95                         return TRUE;
  96                 }
  97         }
  98
  99         if (fileexists) {
 100                 node = xml_parse_file(filename);
 101                 if (!node && is_file_exist(bak)) {
 102                         AlertValue aval;
 103                         gchar *msg;
 104
 105                         msg = g_strdup_printf
 106                                 (_("The file %s is empty or corrupted! "
 107                                    "Do you want to use the backup file from %s?"), FOLDER_LIST,buf);
 108                         aval = alertpanel(_("Warning"), msg, GTK_STOCK_NO, GTK_STOCK_YES, NULL,
 109                                         ALERTFOCUS_FIRST);
 110                         g_free(msg);
 111                         if (aval != G_ALERTALTERNATE)
 112                                 return FALSE;
 113                         else {
 114                                 if (copy_file(bak,filename,FALSE) < 0) {
 115                                         alertpanel_warning(_("Could not copy %s to %s"),bak,filename);
 116                                         return FALSE;
 117                                 }
 118                                 g_free(bak);
 119                                 return TRUE;
 120                         }
 121                 }
 122                 xml_free_tree(node);
 123         }
 124
 125         return TRUE;
 126 }