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diff --git a/fbreader/src/library/Book.h b/fbreader/src/library/Book.h
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+/*
+ * Copyright (C) 2009-2012 Geometer Plus <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#ifndef __BOOK_H__
+#define __BOOK_H__
+
+#include <string>
+
+#include <shared_ptr.h>
+
+#include <ZLFile.h>
+
+#include "Lists.h"
+#include "Number.h"
+
+class Author;
+class Tag;
+
+class Book {
+
+public:
+	static const std::string AutoEncoding;
+
+public:
+	static shared_ptr<Book> createBook(
+		const ZLFile &file,
+		int id,
+		const std::string &encoding,
+		const std::string &language,
+		const std::string &title
+	);
+
+	static shared_ptr<Book> loadFromFile(const ZLFile &file);
+
+	// this method is used in Migration only
+	static shared_ptr<Book> loadFromBookInfo(const ZLFile &file);
+
+private:
+	Book(const ZLFile &file, int id);
+
+public:
+	~Book();
+
+public: // unmodifiable book methods
+	const std::string &title() const;
+	const ZLFile &file() const;
+	const std::string &language() const;
+	const std::string &encoding() const;
+	const std::string &seriesTitle() const;
+	const Number &indexInSeries() const;
+
+	const TagList &tags() const;
+	const AuthorList &authors() const;
+
+public: // modifiable book methods
+	void setTitle(const std::string &title);
+	void setLanguage(const std::string &language);
+	void setEncoding(const std::string &encoding);
+	void setSeries(const std::string &title, const Number &index);
+
+public:
+	bool addTag(shared_ptr<Tag> tag);
+	bool addTag(const std::string &fullName);
+	bool removeTag(shared_ptr<Tag> tag, bool includeSubTags);
+	bool renameTag(shared_ptr<Tag> from, shared_ptr<Tag> to, bool includeSubTags);
+	bool cloneTag(shared_ptr<Tag> from, shared_ptr<Tag> to, bool includeSubTags);
+	void removeAllTags();
+
+	void addAuthor(shared_ptr<Author> author);
+	void addAuthor(const std::string &displayName, const std::string &sortKey = std::string());
+	bool replaceAuthor(shared_ptr<Author> from, shared_ptr<Author> to);
+	void removeAllAuthors();
+
+public:
+	int bookId() const;
+	void setBookId(int bookId);
+
+private:
+	int myBookId;
+
+	const ZLFile myFile;
+	std::string myTitle;
+	std::string myLanguage;
+	std::string myEncoding;
+	std::string mySeriesTitle;
+	Number myIndexInSeries;
+	TagList myTags;
+	AuthorList myAuthors;
+
+private: // disable copying
+	Book(const Book &);
+	const Book &operator = (const Book &);
+};
+
+class BookComparator {
+
+public:
+	bool operator () (
+		const shared_ptr<Book> book0,
+		const shared_ptr<Book> book1
+	) const;
+};
+
+class BookByFileNameComparator {
+
+public:
+	bool operator () (
+		const shared_ptr<Book> book0,
+		const shared_ptr<Book> book1
+	) const;
+};
+
+inline const std::string &Book::title() const { return myTitle; }
+inline const ZLFile &Book::file() const { return myFile; }
+inline const std::string &Book::language() const { return myLanguage; }
+inline const std::string &Book::encoding() const { return myEncoding; }
+inline const std::string &Book::seriesTitle() const { return mySeriesTitle; }
+inline const Number &Book::indexInSeries() const { return myIndexInSeries; }
+
+inline const TagList &Book::tags() const { return myTags; }
+inline const AuthorList &Book::authors() const { return myAuthors; }
+
+inline int Book::bookId() const { return myBookId; }
+inline void Book::setBookId(int bookId) { myBookId = bookId; }
+
+#endif /* __BOOK_H__ */