public PageCompositor(BookModel book, int fontSize, Size pageSize, IList<BookImage> images)
{
_book = book;
_fontSize = fontSize;
_pageSize = pageSize;
_images = images;
}
public async Task UploadBook(BookModel book)
{
_book = book;
try
{
if(_cancellationTokenSource != null)
_cancellationTokenSource.Cancel();
_cancellationTokenSource = new CancellationTokenSource();
_publicUri = await _skyDriveService.UploadAsync(_book, _cancellationTokenSource.Token);
if (string.IsNullOrEmpty(_publicUri))
return;
_cancellationTokenSource.Token.ThrowIfCancellationRequested();
EventWaitHandle waitHandle = new AutoResetEvent(false);
Deployment.Current.Dispatcher.BeginInvoke(() =>
{
ShowShareMethodSelector =
true &&
!_cancellationTokenSource.IsCancellationRequested;
waitHandle.Set();
});
await Task.Factory.StartNew(() => waitHandle.WaitOne());
}
catch (FileUploadException)
{
_notificationsService.ShowAlert(UINotifications.General_ErrorCaption,
UINotifications.ShareBook_UploadError);
}
catch (OperationCanceledException)
{
}
}
public void Add(BookModel book)
{
using (BookDataContext context = BookDataContext.Connect())
{
context.Books.InsertOnSubmit(book);
context.SubmitChanges();
}
}
public void Save(BookModel book)
{
using (BookDataContext context = BookDataContext.Connect())
{
context.Books.Attach(book);
context.Refresh(0, book);
context.SubmitChanges();
}
}
protected override void OnInitialize()
{
base.OnInitialize();
if (TransientStorage.Contains(CatalogBookItemKey))
CatalogBookItemModel = TransientStorage.Get<CatalogBookItemModel>(CatalogBookItemKey);
_book = _bookRepository.Get(BookId, false);
DisplayName = string.Format(UIStrings.SearchInBookPage_Title, _book.Title).ToUpper();
}
public ReadController(IBookView page, string bookId, IBookRepository bookRepository, int offset = 0)
{
_data = new BookData(bookId);
_bookView = page;
_offset = offset;
_bookRepository = bookRepository;
_bookModel = _bookRepository.Get(bookId);
_images = _data.LoadImages().ToList();
_pageLoader = new PageCompositor(_bookModel, (int)(AppSettings.Default.FontSettings.FontSize), new Size(page.GetSize().Width - AppSettings.Default.Margin.Left - AppSettings.Default.Margin.Right, page.GetSize().Height - AppSettings.Default.Margin.Top - AppSettings.Default.Margin.Bottom), _images);
BookId = bookId;
}
public Stream GetOriginalBook(BookModel book)
{
var destinationStream = new MemoryStream();
using (var file = FileStorage.Instance.GetFile(book.GetBookPath()))
{
using (file.Lock())
{
file.Reader.BaseStream.CopyTo(destinationStream);
}
}
destinationStream.Seek(0, SeekOrigin.Begin);
return destinationStream;
}
public static void SaveTokens(BookModel book, IBookSummaryParser parser)
{
var tokens = parser.GetTokenParser().GetTokens().ToList();
var positions = SaveTokensWithPosition(book.GetTokensPath(), tokens);
SaveTokenPosition(book.GetTokensRefPath(), positions);
book.TokenCount = positions.Count;
book.WordCount = tokens.Count(t => t is TextToken);
book.CurrentTokenID = Math.Min(tokens.Count() - 1, book.CurrentTokenID);
parser.BuildChapters();
SaveAnchors(book.BookID, parser.Anchors, tokens);
SaveChapters(book.BookID, parser.Chapters, tokens);
}
public Task<List<BookSearchResult>> Search(BookModel book, string query, int count)
{
if (string.IsNullOrEmpty(query) || book == null)
return Task<List<BookSearchResult>>.Factory.StartNew(() => new List<BookSearchResult>());
if (_bookTokenIterator != null)
{
_bookTokenIterator.Dispose();
}
_book = book;
_bookTokenIterator = new BookTokenIterator(_book.GetTokensPath(), TokensTool.GetTokens(_book.BookID));
_query = PrepareQuery(query);
return Task<List<BookSearchResult>>
.Factory.StartNew(() => Load(_bookTokenIterator, _query, count));
}
public string GetText(BookModel book, int tokenOffset, int wordsCount, out int lastTokenId)
{
lastTokenId = -1;
var result = new List<string>();
using (var tokenIterator = new BookTokenIterator(book.GetTokensPath(), TokensTool.GetTokens(book.BookID)))
{
int words = 0;
tokenIterator.MoveTo(tokenOffset);
while (tokenIterator.MoveNext() && words < wordsCount)
{
if(tokenIterator.Current is NewPageToken && result.Count > 0)
break;
var textToken = tokenIterator.Current as TextToken;
if(textToken == null)
continue;
lastTokenId = textToken.ID;
result.Add(textToken.Text);
words++;
}
}
return string.Join(" ", result);
}
public BookRemoved(BookModel book)
{
Book = book;
}
public void NavigateToItem(BookModel model)
{
_navigationService.UriFor<ReadPageViewModel>()
.WithParam(vm => vm.BookId, model.BookID)
.WithParam(vm => vm.TokenOffset, model.CurrentTokenID)
.Navigate();
}
public static string GetBookPath(this BookModel model)
{
return(Path.Combine(model.BookID, ModelConstants.BOOK_FILE_DATA_PATH));
}
public static string GetTokensPath(this BookModel model)
{
return(Path.Combine(model.BookID, ModelConstants.BOOK_TOKENS_PATH));
}
private string GetFileName(BookModel book)
{
var name = string.Format("{0} - {1}.{2}", book.Author, book.Title, book.BookID);
var invalidChars = Path.GetInvalidFileNameChars();
var cleanFileName = new string(name.Where(m => !invalidChars.Contains(m)).ToArray());
return string.Format("{0}.{1}", cleanFileName, book.Type);
}
public async Task<string> UploadAsync(BookModel book, CancellationToken cancellationToken)
{
LiveConnectClient skyDrive;
try
{
skyDrive = await _liveLogin.Login();
if (skyDrive == null)
return null;
var catalog = _catalogRepository.GetAll().Single(c => c.Type == CatalogType.SkyDrive);
catalog.AccessDenied = false;
_catalogRepository.Save(catalog);
}
catch (LiveAuthException e)
{
if (e.ErrorCode != "access_denied")
{
throw;
}
return null;
}
catch (Exception e)
{
throw new FileUploadException(e.Message, e);
}
cancellationToken.ThrowIfCancellationRequested();
try
{
var root = (List<dynamic>) (await skyDrive.GetAsync("me/skydrive/files")).Result["data"];
dynamic folder = root.SingleOrDefault(f => f.type == "folder" && f.name == SkyDriveFolder);
string folderId;
if (folder != null)
{
folderId = folder.id;
}
else
{
cancellationToken.ThrowIfCancellationRequested();
var folderData = new Dictionary<string, object> {{"name", SkyDriveFolder}};
var createFolderData = await skyDrive.PostAsync("me/skydrive", folderData);
var createFolderResult = createFolderData.Result;
folderId = (string) createFolderResult["id"];
}
cancellationToken.ThrowIfCancellationRequested();
string fileId;
var fileName = GetFileName(book);
var files = (List<dynamic>) (await skyDrive.GetAsync(folderId + "/files")).Result["data"];
dynamic file = files.SingleOrDefault(f => f.type == "file" && f.name == fileName);
if (file != null)
{
fileId = file.id;
}
else
{
using (Stream fileStream = _bookTool.GetOriginalBook(book))
{
dynamic fileUploadResult = (await skyDrive.UploadAsync(folderId, GetFileName(book), fileStream,
OverwriteOption.DoNotOverwrite, cancellationToken, null)).Result;
fileId = fileUploadResult.id;
}
}
cancellationToken.ThrowIfCancellationRequested();
LiveOperationResult operationResult = await skyDrive.GetAsync(fileId + "/shared_read_link");
dynamic result = operationResult.Result;
return GetDirectLink(result.link);
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception e)
{
throw new FileUploadException(e.Message, e);
}
}
private void ShareInSocialNetworks(BookModel book, string url)
{
try
{
var shareLink = new ShareLinkTask();
shareLink.LinkUri = new Uri(url);
shareLink.Title = book.Author + " " + book.Title;
shareLink.Show();
}
catch (Exception)
{
}
}
private void SendEmail(BookModel book, string url)
{
try
{
var email = new EmailComposeTask();
email.Subject = book.Author + " " + book.Title;
email.Body = url;
email.Show();
}
catch (Exception)
{
}
}
private static BookModel CreateBook(DownloadItemDataModel item, BookSummary bookSummary)
{
var book = new BookModel
{
BookID = item.BookID.ToString(),
Title = bookSummary.Title.SafeSubstring(1024),
Author = bookSummary.AuthorName.SafeSubstring(1024),
Type = item.Type,
Hidden = true,
Trial = item.IsTrial,
Deleted = false,
CreatedDate = DateTime.Now.ToFileTimeUtc(),
UniqueID = bookSummary.UniqueID.SafeSubstring(1024),
Description = bookSummary.Description,
Language = bookSummary.Language,
Url = item.Path,
CatalogItemId = item.CatalogItemId
};
return book;
}