Files
libreoffice/xmlhelp/source/cxxhelp/provider/provider.cxx
Noel Grandin 58fa3d50aa remove unnecessary use of OUString constructor in XMLHELP module
Change-Id: I033bcf9cddc58f605fe8d65731f8b312410da7e5
2013-11-07 13:22:56 +02:00

410 lines
11 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 .
*/
#include <config_folders.h>
#include <stdio.h>
#include <osl/file.hxx>
#include <osl/diagnose.h>
#include <ucbhelper/contentidentifier.hxx>
#include <com/sun/star/frame/XConfigManager.hpp>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/configuration/theDefaultProvider.hpp>
#include <com/sun/star/container/XContainer.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/container/XNameReplace.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <unotools/configmgr.hxx>
#include <unotools/pathoptions.hxx>
#include <rtl/bootstrap.hxx>
#include "databases.hxx"
#include "provider.hxx"
#include "content.hxx"
using namespace com::sun::star;
using namespace chelp;
// ContentProvider Implementation.
ContentProvider::ContentProvider(
const uno::Reference< uno::XComponentContext >& rxContext )
: ::ucbhelper::ContentProviderImplHelper( rxContext ),
isInitialized( false ),
m_aScheme(MYUCP_URL_SCHEME),
m_pDatabases( 0 )
{
}
// virtual
ContentProvider::~ContentProvider()
{
delete m_pDatabases;
}
// XInterface methods.
XINTERFACE_IMPL_6( ContentProvider,
lang::XTypeProvider,
lang::XServiceInfo,
ucb::XContentProvider,
lang::XComponent,
lang::XEventListener, /* base of XContainerListener */
container::XContainerListener);
// XTypeProvider methods.
XTYPEPROVIDER_IMPL_5( ContentProvider,
lang::XTypeProvider,
lang::XServiceInfo,
ucb::XContentProvider,
lang::XComponent,
container::XContainerListener);
// XServiceInfo methods.
OUString SAL_CALL ContentProvider::getImplementationName()
throw( uno::RuntimeException )
{
return getImplementationName_Static();
}
OUString ContentProvider::getImplementationName_Static()
{
return OUString("CHelpContentProvider" );
}
sal_Bool SAL_CALL
ContentProvider::supportsService(const OUString& ServiceName )
throw( uno::RuntimeException )
{
return cppu::supportsService(this, ServiceName);
}
uno::Sequence< OUString > SAL_CALL
ContentProvider::getSupportedServiceNames()
throw( uno::RuntimeException )
{
return getSupportedServiceNames_Static();
}
static uno::Reference< uno::XInterface > SAL_CALL
ContentProvider_CreateInstance(
const uno::Reference< lang::XMultiServiceFactory> & rSMgr )
throw( uno::Exception )
{
lang::XServiceInfo * pX = static_cast< lang::XServiceInfo * >(
new ContentProvider( comphelper::getComponentContext(rSMgr) ) );
return uno::Reference< uno::XInterface >::query( pX );
}
uno::Sequence< OUString >
ContentProvider::getSupportedServiceNames_Static()
{
uno::Sequence< OUString > aSNS( 2 );
aSNS.getArray()[ 0 ] =
OUString(
MYUCP_CONTENT_PROVIDER_SERVICE_NAME1 );
aSNS.getArray()[ 1 ] =
OUString(
MYUCP_CONTENT_PROVIDER_SERVICE_NAME2 );
return aSNS;
}
// Service factory implementation.
ONE_INSTANCE_SERVICE_FACTORY_IMPL( ContentProvider );
// XContentProvider methods.
// virtual
uno::Reference< ucb::XContent > SAL_CALL
ContentProvider::queryContent(
const uno::Reference< ucb::XContentIdentifier >& xCanonicId )
throw( ucb::IllegalIdentifierException, uno::RuntimeException )
{
if ( !xCanonicId->getContentProviderScheme()
.equalsIgnoreAsciiCase( m_aScheme ) )
{ // Wrong URL-scheme
throw ucb::IllegalIdentifierException();
}
{
osl::MutexGuard aGuard( m_aMutex );
if( !isInitialized )
init();
}
if( !m_pDatabases )
throw uno::RuntimeException();
// Check, if a content with given id already exists...
uno::Reference< ucb::XContent > xContent
= queryExistingContent( xCanonicId ).get();
if ( xContent.is() )
return xContent;
xContent = new Content( m_xContext, this, xCanonicId, m_pDatabases );
// register new content
registerNewContent( xContent );
// Further checks
if ( !xContent->getIdentifier().is() )
throw ucb::IllegalIdentifierException();
return xContent;
}
void SAL_CALL
ContentProvider::dispose()
throw ( uno::RuntimeException)
{
if(m_xContainer.is())
{
m_xContainer->removeContainerListener(this);
m_xContainer.clear();
}
}
void SAL_CALL
ContentProvider::elementReplaced(const container::ContainerEvent& Event)
throw (uno::RuntimeException)
{
if(!m_pDatabases)
return;
OUString accessor;
Event.Accessor >>= accessor;
if(accessor.compareToAscii("HelpStyleSheet"))
return;
OUString replacedElement,element;
Event.ReplacedElement >>= replacedElement;
Event.Element >>= element;
if(replacedElement == element)
return;
m_pDatabases->changeCSS(element);
}
void ContentProvider::init()
{
osl::MutexGuard aGuard( m_aMutex );
isInitialized = true;
uno::Reference< lang::XMultiServiceFactory > sProvider(
getConfiguration() );
uno::Reference< container::XHierarchicalNameAccess > xHierAccess(
getHierAccess( sProvider,
"org.openoffice.Office.Common" ) );
OUString instPath( getKey( xHierAccess,"Path/Current/Help" ) );
if( instPath.isEmpty() )
// try to determine path from default
instPath = "$(instpath)/" LIBO_SHARE_HELP_FOLDER;
// replace anything like $(instpath);
subst( instPath );
OUString stylesheet( getKey( xHierAccess,"Help/HelpStyleSheet" ) );
try
{
// now adding as configuration change listener for the stylesheet
uno::Reference< container::XNameAccess> xAccess(
xHierAccess, uno::UNO_QUERY );
if( xAccess.is() )
{
uno::Any aAny =
xAccess->getByName("Help");
aAny >>= m_xContainer;
if( m_xContainer.is() )
m_xContainer->addContainerListener( this );
}
}
catch( uno::Exception const & )
{
}
xHierAccess = getHierAccess( sProvider, "org.openoffice.Setup" );
OUString setupversion(
getKey( xHierAccess,"Product/ooSetupVersion" ) );
OUString setupextension;
try
{
uno::Reference< lang::XMultiServiceFactory > xConfigProvider =
configuration::theDefaultProvider::get( m_xContext );
uno::Sequence < uno::Any > lParams(1);
beans::PropertyValue aParam ;
aParam.Name = "nodepath";
aParam.Value <<= OUString("/org.openoffice.Setup/Product");
lParams[0] = uno::makeAny(aParam);
// open it
uno::Reference< uno::XInterface > xCFG( xConfigProvider->createInstanceWithArguments(
OUString("com.sun.star.configuration.ConfigurationAccess"),
lParams) );
uno::Reference< container::XNameAccess > xDirectAccess(xCFG, uno::UNO_QUERY);
uno::Any aRet = xDirectAccess->getByName("ooSetupExtension");
aRet >>= setupextension;
}
catch ( uno::Exception& )
{
}
OUString productversion(
setupversion +
OUString( " " ) +
setupextension );
uno::Sequence< OUString > aImagesZipPaths( 2 );
xHierAccess = getHierAccess( sProvider, "org.openoffice.Office.Common" );
OUString aPath( getKey( xHierAccess, "Path/Current/UserConfig" ) );
subst( aPath );
aImagesZipPaths[ 0 ] = aPath;
aPath = "$BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR/config";
rtl::Bootstrap::expandMacros(aPath);
aImagesZipPaths[ 1 ] = aPath;
sal_Bool showBasic = getBooleanKey(xHierAccess,"Help/ShowBasic");
m_pDatabases = new Databases( showBasic,
instPath,
aImagesZipPaths,
utl::ConfigManager::getProductName(),
productversion,
stylesheet,
m_xContext );
}
uno::Reference< lang::XMultiServiceFactory >
ContentProvider::getConfiguration() const
{
uno::Reference< lang::XMultiServiceFactory > xProvider;
if( m_xContext.is() )
{
try
{
xProvider = configuration::theDefaultProvider::get( m_xContext );
}
catch( const uno::Exception& )
{
OSL_ENSURE( xProvider.is(), "cant instantiate configuration" );
}
}
return xProvider;
}
uno::Reference< container::XHierarchicalNameAccess >
ContentProvider::getHierAccess(
const uno::Reference< lang::XMultiServiceFactory >& sProvider,
const char* file ) const
{
uno::Reference< container::XHierarchicalNameAccess > xHierAccess;
if( sProvider.is() )
{
uno::Sequence< uno::Any > seq( 1 );
OUString sReaderService(
OUString(
"com.sun.star.configuration.ConfigurationAccess" ) );
seq[ 0 ] <<= OUString::createFromAscii( file );
try
{
xHierAccess =
uno::Reference< container::XHierarchicalNameAccess >(
sProvider->createInstanceWithArguments(
sReaderService, seq ),
uno::UNO_QUERY );
}
catch( const uno::Exception& )
{
}
}
return xHierAccess;
}
OUString
ContentProvider::getKey(
const uno::Reference< container::XHierarchicalNameAccess >& xHierAccess,
const char* key ) const
{
OUString instPath;
if( xHierAccess.is() )
{
uno::Any aAny;
try
{
aAny =
xHierAccess->getByHierarchicalName(
OUString::createFromAscii( key ) );
}
catch( const container::NoSuchElementException& )
{
}
aAny >>= instPath;
}
return instPath;
}
sal_Bool
ContentProvider::getBooleanKey(
const uno::Reference< container::XHierarchicalNameAccess >& xHierAccess,
const char* key ) const
{
sal_Bool ret = sal_False;
if( xHierAccess.is() )
{
uno::Any aAny;
try
{
aAny =
xHierAccess->getByHierarchicalName(
OUString::createFromAscii( key ) );
}
catch( const container::NoSuchElementException& )
{
}
aAny >>= ret;
}
return ret;
}
void ContentProvider::subst( OUString& instpath ) const
{
SvtPathOptions aOptions;
instpath = aOptions.SubstituteVariable( instpath );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */