libkiwix/include/manager.h

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/*
* Copyright 2011 Emmanuel Engelhart <kelson@kiwix.org>
*
* 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 3 of the License, or
* 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 KIWIX_MANAGER_H
#define KIWIX_MANAGER_H
#include "book.h"
#include "library.h"
#include "reader.h"
#include <string>
#include <vector>
namespace pugi {
class xml_document;
}
namespace kiwix
{
/**
* A tool to manage a `Library`.
*
* A `Manager` handle a internal `Library`.
* This `Library` can be retrived with `cloneLibrary` method.
*/
class Manager
{
public:
Manager(Library* library);
~Manager();
/**
* Read a `library.xml` and add book in the file to the library.
*
* @param path The path to the `library.xml`.
* @param readOnly Set if the libray path could be overwritten latter with
* updated content.
* @return True if file has been properly parsed.
*/
bool readFile(const std::string& path, const bool readOnly = true);
/**
* Read a `library.xml` and add book in the file to the library.
*
* @param nativePath The path of the `library.xml`
* @param UTF8Path The utf8 version (?) of the path. Also the path where the
* library will be writen i readOnly is False.
* @param readOnly Set if the libray path could be overwritten latter with
* updated content.
* @return True if file has been properly parsed.
*/
bool readFile(const std::string& nativePath,
const std::string& UTF8Path,
const bool readOnly = true);
/**
* Load a library content store in the string.
*
* @param xml The content corresponding of the library xml
* @param readOnly Set if the libray path could be overwritten latter with
* updated content.
* @param libraryPath The library path (used to resolve relative path)
* @return True if the content has been properly parsed.
*/
bool readXml(const std::string& xml,
const bool readOnly = true,
const std::string& libraryPath = "");
/**
* Load a library content stored in a OPDS stream.
*
* @param content The content of the OPDS stream.
* @param readOnly Set if the library path could be overwritten later with
* updated content.
* @param libraryPath The library path (used to resolve relative path)
* @return True if the content has been properly parsed.
*/
bool readOpds(const std::string& content, const std::string& urlHost);
/**
* Set the path of the external fulltext index associated to a book.
*
* @param id The id of the book to set.
* @param path The path of the external fullext index.
* @param supportedIndexType The type of the fulltext index.
* @return True if the book is in the library.
*/
bool setBookIndex(const std::string& id,
const std::string& path,
const supportedIndexType type = XAPIAN);
/**
* Set the path of the zim file associated to a book.
*
* @param id The id of the book to set.
* @param path The path of the zim file.
* @return True if the book is in the library.
*/
bool setBookPath(const std::string& id, const std::string& path);
/**
* Add a book to the library.
*
* @param pathToOpen The path to the zim file to add.
* @param pathToSave The path to store in the library in place of pathToOpen.
* @param url The url of the book to store in the library.
* @param checMetaData Tell if we check metadata before adding book to the
* library.
* @return The id of the book if the book has been added to the library.
* Else, an empty string.
*/
std::string addBookFromPathAndGetId(const std::string& pathToOpen,
const std::string& pathToSave = "",
const std::string& url = "",
const bool checkMetaData = false);
/**
* Add a book to the library.
*
* @param pathToOpen The path to the zim file to add.
* @param pathToSave The path to store in the library in place of pathToOpen.
* @param url The url of the book to store in the library.
* @param checMetaData Tell if we check metadata before adding book to the
* library.
* @return True if the book has been added to the library.
*/
bool addBookFromPath(const std::string& pathToOpen,
const std::string& pathToSave = "",
const std::string& url = "",
const bool checkMetaData = false);
/**
* Get the book corresponding to an id.
*
* @param[in] id The id of the book
* @param[out] book The book corresponding to the id.
* @return True if the book has been found.
*/
bool getBookById(const std::string& id, Book& book);
/**
* Update the "last open date" of a book
*
* @param id the id of the book.
* @return True if the book is in the library.
*/
bool updateBookLastOpenDateById(const std::string& id);
/**
* Remove (set to empty) paths of all books in the library.
*/
void removeBookPaths();
/**
* List books in the library.
*
* The books list will be available in public vector member `bookIdList`.
*
* @param mode The mode of listing :
* - LASTOPEN sort by last opened book.
* - LOCAL list only local file.
* - REMOTE list only remote file.
* @param sortBy Attribute to sort by the book list.
* @param maxSize Do not list book bigger than maxSize MiB.
* Set to 0 to cancel this filter.
* @param language List only books in this language.
* @param creator List only books of this creator.
* @param publisher List only books of this publisher.
* @param search List only books with search in the title, description or
* language.
* @return True
*/
bool listBooks(const supportedListMode mode,
const supportedListSortBy sortBy,
const unsigned int maxSize,
const std::string& language,
const std::string& creator,
const std::string& publisher,
const std::string& search);
std::string writableLibraryPath;
std::vector<std::string> bookIdList;
protected:
kiwix::Library* library;
bool readBookFromPath(const std::string& path, Book* book);
bool parseXmlDom(const pugi::xml_document& doc,
const bool readOnly,
const std::string& libraryPath);
bool parseOpdsDom(const pugi::xml_document& doc,
const std::string& urlHost);
private:
void checkAndCleanBookPaths(Book& book, const std::string& libraryPath);
};
}
#endif