private Group GetGroup(Database database)
        {
            string groupId;
            var queries = NavigationContext.QueryString;

            if (queries.TryGetValue("id", out groupId))
                return database.GetGroup(groupId);

            _cmdHome.IsEnabled = false;
            return database.Root;
        }
Exemple #2
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        public Database Parse()
        {
            var settings = new XmlReaderSettings
            {
                CloseInput = false,
                IgnoreComments = true,
                IgnoreWhitespace = true,
                IgnoreProcessingInstructions = true,
            };

            using (var reader = XmlReader.Create(_stream, settings))
            {
                if (!reader.ReadToFollowing("KeePassFile"))
                    return null;

                if (!reader.ReadToDescendant("Meta"))
                    return null;

                string recycleBinId = null;
                var icons = new Dictionary<string, ImageSource>();
                using (var subReader = reader.ReadSubtree())
                {
                    subReader.ReadToFollowing("Generator");

                    while (!string.IsNullOrEmpty(subReader.Name))
                    {
                        subReader.Skip();

                        switch (subReader.Name)
                        {
                            case "RecycleBinUUID":
                                recycleBinId = subReader
                                    .ReadElementContentAsString();
                                break;

                            case "CustomIcons":
                                ParseIcons(subReader, _dispatcher, icons);
                                break;
                        }
                    }
                }

                if (reader.Name != "Root" &&
                    !reader.ReadToNextSibling("Root"))
                {
                    return null;
                }

                if (!reader.ReadToDescendant("Group"))
                    return null;

                using (var subReader = reader.ReadSubtree())
                {
                    var root = ParseGroup(subReader);
                    var database = new Database(root, icons);

                    if (!string.IsNullOrEmpty(recycleBinId))
                    {
                        database.RecycleBin = database
                            .GetGroup(recycleBinId);
                    }

                    return database;
                }
            }
        }