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 "utils.h"
  39 #include "alertpanel.h"
  40 #include "folder.h"
  41
  42 static gboolean verify_folderlist_xml();
  43
  44 gboolean check_file_integrity()
  45 {
  46         if (verify_folderlist_xml() != TRUE)
  47                 return FALSE;
  48
  49         return TRUE;
  50 }
  51
  52 static gboolean verify_folderlist_xml()
  53 {
  54         GNode *node;
  55         static gchar *filename = NULL;
  56         static gchar *bak = NULL;
  57         time_t date;
  58         struct tm *ts;
  59         gchar buf[BUFFSIZE];
  60
  61         filename = folder_get_list_path();
  62         bak = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
  63                           FOLDER_LIST, ".bak", NULL);
  64
  65         if (is_file_exist(bak)) {
  66                 date = get_file_mtime(bak);
  67                 ts = localtime(&date);
  68                 strftime(buf, sizeof(buf), "%a %d-%b-%Y %H:%M %Z", ts);
  69         }
  70
  71         if (!is_file_exist(filename) && is_file_exist(bak)) {
  72                 AlertValue aval;
  73                 gchar *msg;
  74
  75                 msg = g_strdup_printf
  76                         (_("The file %s is missing! "
  77                            "Do you want to use the backup file from %s?"), FOLDER_LIST,buf);
  78                 aval = alertpanel(_("Warning"), msg, GTK_STOCK_NO, GTK_STOCK_YES, NULL,
  79                                 ALERTFOCUS_FIRST);
  80                 g_free(msg);
  81                 if (aval != G_ALERTALTERNATE)
  82                         return FALSE;
  83                 else {
  84                         if (copy_file(bak,filename,FALSE) < 0) {
  85                                 alertpanel_warning(_("Could not copy %s to %s"),bak,filename);
  86                                 return FALSE;
  87                         }
  88                         g_free(bak);
  89                         return TRUE;
  90                 }
  91         }
  92
  93         node = xml_parse_file(filename);
  94         if (!node && is_file_exist(bak)) {
  95                 AlertValue aval;
  96                 gchar *msg;
  97
  98                 msg = g_strdup_printf
  99                         (_("The file %s is empty or corrupted! "
 100                            "Do you want to use the backup file from %s?"), FOLDER_LIST,buf);
 101                 aval = alertpanel(_("Warning"), msg, GTK_STOCK_NO, GTK_STOCK_YES, NULL,
 102                                 ALERTFOCUS_FIRST);
 103                 g_free(msg);
 104                 if (aval != G_ALERTALTERNATE)
 105                         return FALSE;
 106                 else {
 107                         if (copy_file(bak,filename,FALSE) < 0) {
 108                                 alertpanel_warning(_("Could not copy %s to %s"),bak,filename);
 109                                 return FALSE;
 110                         }
 111                         g_free(bak);
 112                 }
 113         }
 114         xml_free_tree(node);
 115
 116         return TRUE;
 117 }