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Merge pull request #470 from kiwix/xapian_should_not_be_exposed

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Matthieu Gautier 2021-04-07 16:55:24 +02:00 committed by GitHub
parent 803cb1c2c5 aa2a031ba4
commit e4be97a032
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 24 additions and 5 deletions
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12
include/library.h
View File

@ -28,7 +28,6 @@
#include "book.h"
#include "bookmark.h"
#include "common.h"
#include <xapian.h>
#define KIWIX_LIBRARY_VERSION "20110515"
@ -125,7 +124,8 @@ class Library
std::map<std::string, kiwix::Book> m_books;
std::map<std::string, std::shared_ptr<Reader>> m_readers;
std::vector<kiwix::Bookmark> m_bookmarks;
Xapian::WritableDatabase m_bookDB;
class BookDB;
std::unique_ptr<BookDB> m_bookDB;
public:
typedef std::vector<std::string> BookIdCollection;
@ -134,6 +134,14 @@ class Library
Library();
~Library();
/**
* Library is not a copiable object. However it can be moved.
*/
Library(const Library& ) = delete;
Library(Library&& );
void operator=(const Library& ) = delete;
Library& operator=(Library&& );
/**
* Add a book to the library.
*

17
src/library.cpp
View File

@ -31,6 +31,7 @@
#include <algorithm>
#include <set>
#include <unicode/locid.h>
#include <xapian.h>
namespace kiwix
{
@ -49,12 +50,22 @@ std::string normalizeText(const std::string& text, const std::string& language)
} // unnamed namespace
class Library::BookDB : public Xapian::WritableDatabase
{
public:
BookDB() : Xapian::WritableDatabase("", Xapian::DB_BACKEND_INMEMORY) {}
};
/* Constructor */
Library::Library()
: m_bookDB("", Xapian::DB_BACKEND_INMEMORY)
: m_bookDB(new BookDB)
{
}
Library::Library(Library&& ) = default;
Library& Library::operator=(Library&& ) = default;
/* Destructor */
Library::~Library()
{
@ -279,7 +290,7 @@ void Library::updateBookDB(const Book& book)
const std::string idterm = "Q" + book.getId();
doc.add_boolean_term(idterm);
m_bookDB.replace_document(idterm, doc);
m_bookDB->replace_document(idterm, doc);
}
Library::BookIdCollection Library::getBooksByTitleOrDescription(const Filter& filter)
@ -305,7 +316,7 @@ Library::BookIdCollection Library::getBooksByTitleOrDescription(const Filter& fi
| Xapian::QueryParser::FLAG_WILDCARD
| partialQueryFlag;
const auto query = queryParser.parse_query(filter.getQuery(), flags);
Xapian::Enquire enquire(m_bookDB);
Xapian::Enquire enquire(*m_bookDB);
enquire.set_query(query);
const auto results = enquire.get_mset(0, m_books.size());
for ( auto it = results.begin(); it != results.end(); ++it ) {