예제 #1
0
        public UsersManagerWindow(byte[] usersData, byte[] groupsData)
        {
            InitializeComponent();
            this.usersData  = usersData;
            this.groupsData = groupsData;

            string[] tmp = UsefulThings.fileFromByteArrToStringArr(groupsData);
            groups = new List <GroupInfo>();
            for (ushort i = 1; i <= tmp.Length; ++i)
            {
                GroupInfo gi = new GroupInfo(i, tmp[i - 1]);
                groups.Add(gi);
                if (gi.Name[0] != UsefulThings.DELETED_MARK)
                {
                    groupsListView.Items.Add(gi);
                }
            }

            tmp   = UsefulThings.fileFromByteArrToStringArr(usersData);
            users = new List <UserInfo>();
            for (ushort i = 1; i <= tmp.Length; ++i)
            {
                string[] tokens = tmp[i - 1].Split(UsefulThings.USERDATA_SEPARATOR.ToString().ToArray(), StringSplitOptions.RemoveEmptyEntries);
                ushort   gid    = ushort.Parse(tokens[2]);
                UserInfo ui     = new UserInfo(i, tokens[0], tokens[1], gid, groups[gid - 1].ToString(), (UserInfo.Roles)Enum.Parse(typeof(UserInfo.Roles), tokens[3]));
                users.Add(ui);
                if (ui.Login[0] != UsefulThings.DELETED_MARK)
                {
                    usersListView.Items.Add(ui);
                }
            }

            addUserBtn.IsEnabled = addGroupBtn.IsEnabled = Session.userInfo.Role == UserInfo.Roles.ADMIN;
        }
예제 #2
0
        private void authorize(string login, string password, bool createNew, ContentControl statusControl)
        {
            statusControl.Visibility = Visibility.Hidden;
            FileSystemSettingsWindow fssw = null;

            if (createNew)
            {
                fssw = new FileSystemSettingsWindow();
                if (!fssw.ShowDialog().Value)
                {
                    return;
                }
            }

            FileDialog dialog = createNew ? (FileDialog) new SaveFileDialog() : (FileDialog) new OpenFileDialog();

            dialog.DefaultExt = "mfs";
            dialog.Filter     = "Meow disk (*.mfs)|*.mfs";
            UserInfo userInfo = null;

            if (dialog.ShowDialog() == true)
            {
                FileSystemController fsctrl = new FileSystemController();
                SHA1   sha    = SHA1.Create();
                string digest = UsefulThings.ENCODING.GetString(sha.ComputeHash(UsefulThings.ENCODING.GetBytes(password)));
                digest = UsefulThings.replaceControlChars(digest);
                bool success;

                try
                {
                    if (createNew)
                    {
                        //Создать
                        //TODO 15.11: запрашивать параметры создаваемого диска?

                        /*ushort clusterSize = FileSystemController.FACTOR * 4; //Блок = 4 КБ
                         * ushort rootSize = (ushort)(clusterSize * 10); //Корневой каталог = 10 блоков
                         * uint diskSize = 50 * FileSystemController.FACTOR * FileSystemController.FACTOR; //Раздел = 50 МБ (или 1 МБ для тестов)*/
                        fsctrl.SuperBlock = new SuperBlock(fsctrl, "MeowFS", fssw.ClusterSizeBytes, fssw.RootSizeBytes, fssw.DiskSizeBytes);
                        fsctrl.Fat        = new FAT(fsctrl, (int)(fssw.DiskSizeBytes / fssw.ClusterSizeBytes));
                        fsctrl.RootDir    = UsefulThings.ENCODING.GetBytes(new String('\0', fssw.RootSizeBytes));
                        fsctrl.createSpace(dialog.FileName, login, digest);
                        userInfo = new UserInfo(1, login, 1, UserInfo.DEFAULT_GROUP, UserInfo.Roles.ADMIN);
                        success  = true;
                    }
                    else
                    {
                        //Открыть
                        fsctrl.openSpace(dialog.FileName);
                        byte[]   users    = fsctrl.readFile("/users.sys", false);
                        string[] usersStr = UsefulThings.fileFromByteArrToStringArr(users);
                        string[] tokens   = { "", "", "", "" }; //0 = login, 1 = digest, 2 = gid, 3 = role
                        ushort   uid;
                        success = false;
                        for (uid = 1; uid <= usersStr.Length && !success; ++uid)
                        {
                            tokens  = usersStr[uid - 1].Split(UsefulThings.USERDATA_SEPARATOR.ToString().ToArray(), StringSplitOptions.None);
                            success = tokens[0].ToLower().Equals(login.ToLower()) && tokens[1].Equals(digest);
                        }
                        if (success)
                        {
                            --uid;
                            byte[]   groups    = fsctrl.readFile("/groups.sys", false);
                            string[] groupsStr = UsefulThings.fileFromByteArrToStringArr(groups);
                            ushort   gid       = ushort.Parse(tokens[2]); if (gid > groups.Length)
                            {
                                gid = 1;
                            }
                            userInfo = new UserInfo(uid, tokens[0], gid, groupsStr[gid - 1], (UserInfo.Roles)Enum.Parse(typeof(UserInfo.Roles), tokens[3]));
                        }
                    }
                }
                catch
                {
                    success = false;
                }
                finally
                {
                    fsctrl.closeSpace();
                }

                if (success)
                {
                    Session.userInfo = userInfo;
                    MainWindow mw = new MainWindow(dialog.FileName);
                    Close();
                    mw.Show();
                }
                else
                {
                    statusControl.Content    = "Доступ не разрешён";
                    statusControl.Visibility = Visibility.Visible;
                }
            }
        }