boolean readMetaInfo() {
myEncoding = null;
myLanguage = null;
myTitle = null;
myAuthors = null;
myTags = null;
mySeriesInfo = null;
myIsSaved = false;
final FormatPlugin plugin = PluginCollection.Instance().getPlugin(File);
if (plugin == null || !plugin.readMetaInfo(this)) {
return false;
}
if (myTitle == null || myTitle.length() == 0) {
final String fileName = File.getShortName();
final int index = fileName.lastIndexOf('.');
setTitle(index > 0 ? fileName.substring(0, index) : fileName);
}
final String demoPathPrefix =
Paths.BooksDirectoryOption().getValue()
+ java.io.File.separator
+ "Demos"
+ java.io.File.separator;
if (File.getPath().startsWith(demoPathPrefix)) {
final String demoTag = LibraryUtil.resource().getResource("demo").getValue();
setTitle(getTitle() + " (" + demoTag + ")");
addTag(demoTag);
}
return true;
}
public Book getBookByFile(ZLFile bookFile) {
if (bookFile == null) {
return null;
}
final FormatPlugin plugin = PluginCollection.Instance().getPlugin(bookFile);
if (plugin == null) {
return null;
}
try {
bookFile = plugin.realBookFile(bookFile);
} catch (BookReadingException e) {
return null;
}
Book book = myBooksByFile.get(bookFile);
if (book != null) {
return book;
}
final ZLPhysicalFile physicalFile = bookFile.getPhysicalFile();
if (physicalFile != null && !physicalFile.exists()) {
return null;
}
final FileInfoSet fileInfos = new FileInfoSet(myDatabase, bookFile);
book = myDatabase.loadBookByFile(fileInfos.getId(bookFile), bookFile);
if (book != null) {
book.loadLists(myDatabase);
}
if (book != null && fileInfos.check(physicalFile, physicalFile != bookFile)) {
saveBook(book, false);
// saved
addBook(book, false);
return book;
}
fileInfos.save();
try {
if (book == null) {
book = new Book(bookFile);
} else {
book.readMetaInfo();
}
} catch (BookReadingException e) {
return null;
}
saveBook(book, false);
return book;
}
synchronized ZLImage getCover() {
if (myCover == NULL_IMAGE) {
return null;
} else if (myCover != null) {
final ZLImage image = myCover.get();
if (image != null) {
return image;
}
}
ZLImage image = null;
final FormatPlugin plugin = PluginCollection.Instance().getPlugin(File);
if (plugin != null) {
image = plugin.readCover(File);
}
myCover = image != null ? new WeakReference<ZLImage>(image) : NULL_IMAGE;
return image;
}