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libreoffice/xmlhelp/source/cxxhelp/provider/databases.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

449 lines
17 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <sal/config.h>
#include <memory>
#include <mutex>
#include <string_view>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <rtl/ustring.hxx>
#include <rtl/strbuf.hxx>
#include <o3tl/string_view.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/lang/XMultiComponentFactory.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/i18n/XCollator.hpp>
#include <com/sun/star/deployment/XPackage.hpp>
#include <com/sun/star/ucb/XSimpleFileAccess3.hpp>
// Forward declaration
namespace helpdatafileproxy {
class Hdf;
}
namespace chelp {
class Databases;
class URLParameter;
class StaticModuleInformation
{
private:
OUString m_aStartId;
OUString m_aProgramSwitch;
OUString m_aTitle;
int m_nOrder;
public:
StaticModuleInformation( OUString aTitle,
OUString aStartId,
OUString aProgramSwitch,
std::u16string_view aOrder )
: m_aStartId(std::move( aStartId )),
m_aProgramSwitch(std::move( aProgramSwitch )),
m_aTitle(std::move( aTitle )),
m_nOrder( o3tl::toInt32(aOrder) )
{
}
const OUString& get_title() const { return m_aTitle; }
const OUString& get_id() const { return m_aStartId; }
const OUString& get_program() const { return m_aProgramSwitch; }
int get_order() const { return m_nOrder; }
}; // end class StaticModuleInformation
class KeywordInfo
{
public:
class KeywordElement
{
friend struct KeywordElementComparator;
friend class KeywordInfo;
public:
KeywordElement( Databases const * pDatabases,
helpdatafileproxy::Hdf* pHdf,
OUString key,
std::u16string_view ids );
private:
OUString key;
css::uno::Sequence< OUString > listId;
css::uno::Sequence< OUString > listAnchor;
css::uno::Sequence< OUString > listTitle;
void init( Databases const *pDatabases,helpdatafileproxy::Hdf* pHdf, std::u16string_view ids );
};
explicit KeywordInfo( const std::vector< KeywordElement >& aVector );
css::uno::Sequence< OUString >&
getKeywordList() { return listKey; }
css::uno::Sequence< css::uno::Sequence< OUString > >&
getIdList() { return listId; }
css::uno::Sequence< css::uno::Sequence< OUString > >&
getAnchorList() { return listAnchor; }
css::uno::Sequence< css::uno::Sequence< OUString > >&
getTitleList() { return listTitle; }
private:
css::uno::Sequence< OUString > listKey;
css::uno::Sequence< css::uno::Sequence< OUString > > listId,listAnchor,listTitle;
}; // end class KeywordInfo
class Databases
{
public:
/**
* Input is the installdirectory in system dependent notation
*/
Databases( bool showBasic,
const OUString& instPath,
const OUString& productName,
const OUString& productVersion,
const OUString& styleSheet,
css::uno::Reference< css::uno::XComponentContext > const & xContext );
~Databases();
static OString getImageTheme();
OUString getInstallPathAsURL();
const OUString & getInstallPathAsURL(std::unique_lock<std::mutex>& rGuard);
const std::vector< OUString >& getModuleList( const OUString& Language );
StaticModuleInformation* getStaticInformationForModule( std::u16string_view Module,
const OUString& Language );
bool checkModuleMatchForExtension( std::u16string_view Database, const OUString& doclist );
KeywordInfo* getKeyword( const OUString& Module,
const OUString& Language );
helpdatafileproxy::Hdf* getHelpDataFile( std::u16string_view Module,
const OUString& Language, bool helpText = false,
const OUString* pExtensionPath = nullptr );
helpdatafileproxy::Hdf* getHelpDataFile(std::unique_lock<std::mutex>& rGuard,
std::u16string_view Module,
const OUString& Language, bool helpText = false,
const OUString* pExtensionPath = nullptr );
/**
* The following method returns the Collator for the given language-country combination
*/
css::uno::Reference< css::i18n::XCollator >
getCollator(std::unique_lock<std::mutex>& rGuard, const OUString& Language);
/**
* Returns the cascading style sheet used to format the HTML-output.
* First try is language directory, second try is main installation directory.
*/
void cascadingStylesheet( const OUString& Language,
OStringBuffer& buffer );
/**
* Changes the stylesheet for further reads.
*/
void changeCSS(const OUString& newStyleSheet);
/**
* Returns the active help text for the given module, language and id.
*/
void setActiveText( const OUString& Module,
const OUString& Language,
std::u16string_view Id,
OStringBuffer& buffer );
/**
* Has the purpose of forcing the jarfile to stay open
*/
css::uno::Reference< css::container::XHierarchicalNameAccess >
jarFile(std::unique_lock<std::mutex>& rGuard, std::u16string_view jar,
const OUString& Language );
css::uno::Reference< css::container::XHierarchicalNameAccess >
findJarFileForPath( const OUString& jar, const OUString& Language,
const OUString& path, OUString* o_pExtensionPath = nullptr,
OUString* o_pExtensionRegistryPath = nullptr );
/**
* Maps a given language-locale combination to language or locale.
*/
OUString processLang( const OUString& Language );
OUString processLang( std::unique_lock<std::mutex>& rGuard, const OUString& Language );
void replaceName( OUString& oustring ) const;
const OUString& getProductName() const { return m_vReplacement[0]; }
const OUString& getProductVersion() const { return m_vReplacement[1]; }
OUString expandURL( const OUString& aURL );
OUString expandURL( std::unique_lock<std::mutex>& rGuard, const OUString& aURL );
static OUString expandURL( const OUString& aURL,
const css::uno::Reference< css::uno::XComponentContext >& xContext );
private:
std::mutex m_aMutex;
css::uno::Reference< css::uno::XComponentContext > m_xContext;
css::uno::Reference< css::lang::XMultiComponentFactory > m_xSMgr;
css::uno::Reference< css::ucb::XSimpleFileAccess3 > m_xSFA;
bool m_bShowBasic;
std::vector<char> m_vCustomCSSDoc;
OUString m_aCSS;
enum {
PRODUCTNAME = 0,
PRODUCTVERSION,
VENDORNAME,
VENDORVERSION,
VENDORSHORT,
NEWPRODUCTNAME,
NEWPRODUCTVERSION
};
int m_vAdd[7];
OUString m_vReplacement[7];
OUString m_aInstallDirectory; // Installation directory
std::vector< OUString > m_avModules;
typedef std::unordered_map< OUString, std::unique_ptr<helpdatafileproxy::Hdf> > DatabasesTable;
DatabasesTable m_aDatabases; // Language and module dependent databases
typedef std::unordered_map< OUString,OUString > LangSetTable;
LangSetTable m_aLangSet; // Mapping to of lang-country to lang
typedef std::unordered_map< OUString, std::unique_ptr<StaticModuleInformation> > ModInfoTable;
ModInfoTable m_aModInfo; // Module information
typedef std::unordered_map< OUString, std::unique_ptr<KeywordInfo> > KeywordInfoTable;
KeywordInfoTable m_aKeywordInfo; // Module information
typedef
std::unordered_map<
OUString,
css::uno::Reference< css::container::XHierarchicalNameAccess > > ZipFileTable;
ZipFileTable m_aZipFileTable; // No closing of an once opened jarfile
typedef
std::unordered_map<
OUString,
css::uno::Reference< css::i18n::XCollator > > CollatorTable;
CollatorTable m_aCollatorTable;
typedef
std::unordered_set<
OString > EmptyActiveTextSet;
EmptyActiveTextSet m_aEmptyActiveTextSet;
// methods
void setInstallPath( const OUString& aInstallDirectory );
}; // end class Databases
enum class IteratorState
{
InitialModule,
//SHARED_MODULE, // Later, avoids redundancies in help compiling
UserExtensions,
SharedExtensions,
BundledExtensions,
EndReached
};
// Hashtable to cache extension help status
typedef std::unordered_map
<
OUString,
bool
>
ExtensionHelpExistenceMap;
class ExtensionIteratorBase
{
static ExtensionHelpExistenceMap aHelpExistenceMap;
public:
ExtensionIteratorBase( css::uno::Reference< css::uno::XComponentContext > const & xContext,
Databases& rDatabases, OUString aInitialModule, OUString aLanguage );
ExtensionIteratorBase( Databases& rDatabases, OUString aInitialModule,
OUString aLanguage );
void init();
private:
static css::uno::Reference< css::deployment::XPackage > implGetHelpPackageFromPackage
( const css::uno::Reference< css::deployment::XPackage >& xPackage,
css::uno::Reference< css::deployment::XPackage >& o_xParentPackageBundle );
protected:
css::uno::Reference< css::deployment::XPackage > implGetNextUserHelpPackage
( css::uno::Reference< css::deployment::XPackage >& o_xParentPackageBundle );
css::uno::Reference< css::deployment::XPackage > implGetNextSharedHelpPackage
( css::uno::Reference< css::deployment::XPackage >& o_xParentPackageBundle );
css::uno::Reference< css::deployment::XPackage > implGetNextBundledHelpPackage
( css::uno::Reference< css::deployment::XPackage >& o_xParentPackageBundle );
OUString implGetFileFromPackage( std::u16string_view rFileExtension,
const css::uno::Reference< css::deployment::XPackage >& xPackage );
OUString implGetFileFromPackage(std::unique_lock<std::mutex>& rGuard,
std::u16string_view rFileExtension,
const css::uno::Reference< css::deployment::XPackage >& xPackage );
void implGetLanguageVectorFromPackage( ::std::vector< OUString > &rv,
const css::uno::Reference< css::deployment::XPackage >& xPackage );
css::uno::Reference< css::uno::XComponentContext > m_xContext;
css::uno::Reference< css::ucb::XSimpleFileAccess3 > m_xSFA;
Databases& m_rDatabases;
IteratorState m_eState;
OUString m_aInitialModule;
OUString m_aLanguage;
css::uno::Sequence< css::uno::Reference
< css::deployment::XPackage > > m_aUserPackagesSeq;
bool m_bUserPackagesLoaded;
css::uno::Sequence< css::uno::Reference
< css::deployment::XPackage > > m_aSharedPackagesSeq;
bool m_bSharedPackagesLoaded;
css::uno::Sequence< css::uno::Reference
< css::deployment::XPackage > > m_aBundledPackagesSeq;
bool m_bBundledPackagesLoaded;
int m_iUserPackage;
int m_iSharedPackage;
int m_iBundledPackage;
}; // end class ExtensionIteratorBase
class DataBaseIterator : public ExtensionIteratorBase
{
public:
DataBaseIterator( css::uno::Reference< css::uno::XComponentContext > const & xContext,
Databases& rDatabases, const OUString& aInitialModule, const OUString& aLanguage, bool bHelpText )
: ExtensionIteratorBase( xContext, rDatabases, aInitialModule, aLanguage )
, m_bHelpText( bHelpText )
{}
DataBaseIterator( Databases& rDatabases, const OUString& aInitialModule,
const OUString& aLanguage, bool bHelpText )
: ExtensionIteratorBase( rDatabases, aInitialModule, aLanguage )
, m_bHelpText( bHelpText )
{}
helpdatafileproxy::Hdf* nextHdf( OUString* o_pExtensionPath = nullptr, OUString* o_pExtensionRegistryPath = nullptr );
private:
helpdatafileproxy::Hdf* implGetHdfFromPackage(
const css::uno::Reference< css::deployment::XPackage >& xPackage,
OUString* o_pExtensionPath, OUString* o_pExtensionRegistryPath );
bool m_bHelpText;
}; // end class DataBaseIterator
class KeyDataBaseFileIterator : public ExtensionIteratorBase
{
public:
KeyDataBaseFileIterator( css::uno::Reference< css::uno::XComponentContext > const & xContext,
Databases& rDatabases, const OUString& aInitialModule, const OUString& aLanguage )
: ExtensionIteratorBase( xContext, rDatabases, aInitialModule, aLanguage )
{}
//Returns a file URL
OUString nextDbFile(std::unique_lock<std::mutex>& rGuard, bool& o_rbExtension);
private:
OUString implGetDbFileFromPackage(std::unique_lock<std::mutex>& rGuard,
const css::uno::Reference< css::deployment::XPackage >& xPackage );
}; // end class KeyDataBaseFileIterator
class JarFileIterator : public ExtensionIteratorBase
{
public:
JarFileIterator( css::uno::Reference< css::uno::XComponentContext > const & xContext,
Databases& rDatabases, const OUString& aInitialModule, const OUString& aLanguage )
: ExtensionIteratorBase( xContext, rDatabases, aInitialModule, aLanguage )
{}
css::uno::Reference< css::container::XHierarchicalNameAccess >
nextJarFile(std::unique_lock<std::mutex>& rGuard,
css::uno::Reference<css::deployment::XPackage>& o_xParentPackageBundle,
OUString* o_pExtensionPath, OUString* o_pExtensionRegistryPath );
private:
css::uno::Reference< css::container::XHierarchicalNameAccess >
implGetJarFromPackage(std::unique_lock<std::mutex>& rGuard,
const css::uno::Reference< css::deployment::XPackage >& xPackage,
OUString* o_pExtensionPath, OUString* o_pExtensionRegistryPath );
}; // end class JarFileIterator
class IndexFolderIterator : public ExtensionIteratorBase
{
public:
IndexFolderIterator( Databases& rDatabases, const OUString& aInitialModule, const OUString& aLanguage )
: ExtensionIteratorBase( rDatabases, aInitialModule, aLanguage )
{}
OUString nextIndexFolder( bool& o_rbExtension, bool& o_rbTemporary );
void deleteTempIndexFolder( std::u16string_view aIndexFolder );
private:
OUString implGetIndexFolderFromPackage( bool& o_rbTemporary,
const css::uno::Reference< css::deployment::XPackage >& xPackage );
}; // end class KeyDataBaseFileIterator
} // end namespace chelp
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */