Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 245 insertions, 0 deletions

diff --git a/xmlhelp/source/cxxhelp/provider/provider.cxx b/xmlhelp/source/cxxhelp/provider/provider.cxx
new file mode 100644
index 000000000..c98d3704c
--- /dev/null
+++ b/xmlhelp/source/cxxhelp/provider/provider.cxx
@@ -0,0 +1,245 @@
+/* -*- 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 <officecfg/Office/Common.hxx>
+#include <officecfg/Setup.hxx>
+#include <com/sun/star/container/XContainer.hpp>
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <comphelper/processfactory.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <cppuhelper/typeprovider.hxx>
+#include <cppuhelper/factory.hxx>
+#include <unotools/configmgr.hxx>
+#include <unotools/pathoptions.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 )
+{
+}
+
+// virtual
+ContentProvider::~ContentProvider()
+{
+}
+
+// XInterface methods.
+void SAL_CALL ContentProvider::acquire()
+    noexcept
+{
+    OWeakObject::acquire();
+}
+
+void SAL_CALL ContentProvider::release()
+    noexcept
+{
+    OWeakObject::release();
+}
+
+css::uno::Any SAL_CALL ContentProvider::queryInterface( const css::uno::Type & rType )
+{
+    css::uno::Any aRet = cppu::queryInterface( rType,
+                                               static_cast< lang::XTypeProvider* >(this),
+                                               static_cast< lang::XServiceInfo* >(this),
+                                               static_cast< ucb::XContentProvider* >(this),
+                                               static_cast< lang::XComponent* >(this),
+                                               static_cast< lang::XEventListener* >(this),
+                                               static_cast< container::XContainerListener* >(this)
+                                               );
+    return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
+}
+
+// XTypeProvider methods.
+
+css::uno::Sequence< sal_Int8 > SAL_CALL ContentProvider::getImplementationId()
+{
+      return css::uno::Sequence<sal_Int8>();
+}
+
+css::uno::Sequence< css::uno::Type > SAL_CALL ContentProvider::getTypes()
+{
+    static cppu::OTypeCollection ourTypeCollection(
+                    cppu::UnoType<lang::XTypeProvider>::get(),
+                    cppu::UnoType<lang::XServiceInfo>::get(),
+                    cppu::UnoType<ucb::XContentProvider>::get(),
+                    cppu::UnoType<lang::XComponent>::get(),
+                    cppu::UnoType<container::XContainerListener>::get()
+                );
+
+    return ourTypeCollection.getTypes();
+}
+
+
+// XServiceInfo methods.
+
+OUString SAL_CALL ContentProvider::getImplementationName()
+{
+    return "CHelpContentProvider";
+}
+
+sal_Bool SAL_CALL
+ContentProvider::supportsService(const OUString& ServiceName )
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+uno::Sequence< OUString > SAL_CALL
+ContentProvider::getSupportedServiceNames()
+{
+    return { "com.sun.star.help.XMLHelp", "com.sun.star.ucb.HelpContentProvider" };
+}
+
+// XContentProvider methods.
+
+// virtual
+uno::Reference< ucb::XContent > SAL_CALL
+ContentProvider::queryContent(
+        const uno::Reference< ucb::XContentIdentifier >& xCanonicId )
+{
+    if ( !xCanonicId->getContentProviderScheme()
+             .equalsIgnoreAsciiCase( MYUCP_URL_SCHEME ) )
+    {   // 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 );
+    if ( xContent.is() )
+        return xContent;
+
+    xContent = new Content( m_xContext, this, xCanonicId, m_pDatabases.get() );
+
+    // register new content
+    registerNewContent( xContent );
+
+    // Further checks
+
+    if ( !xContent->getIdentifier().is() )
+        throw ucb::IllegalIdentifierException();
+
+    return xContent;
+}
+
+void SAL_CALL
+ContentProvider::dispose()
+{
+    if(m_xContainer.is())
+    {
+        m_xContainer->removeContainerListener(this);
+        m_xContainer.clear();
+    }
+}
+
+void SAL_CALL
+ContentProvider::elementReplaced(const container::ContainerEvent& Event)
+{
+    if(!m_pDatabases)
+        return;
+
+    OUString accessor;
+    Event.Accessor >>= accessor;
+    if(accessor != "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;
+
+    OUString instPath(
+        officecfg::Office::Common::Path::Current::Help::get());
+    if( instPath.isEmpty() )
+        // try to determine path from default
+        instPath = "$(instpath)/" LIBO_SHARE_HELP_FOLDER;
+    // replace anything like $(instpath);
+    subst( instPath );
+
+    OUString stylesheet(
+        officecfg::Office::Common::Help::HelpStyleSheet::get());
+
+    // now adding as configuration change listener for the stylesheet
+    m_xContainer.set(
+        officecfg::Office::Common::Help::get(),
+        css::uno::UNO_QUERY_THROW);
+    m_xContainer->addContainerListener( this );
+
+    OUString setupversion(
+        officecfg::Setup::Product::ooSetupVersion::get());
+    OUString setupextension(
+        officecfg::Setup::Product::ooSetupExtension::get());
+    OUString productversion( setupversion + " " + setupextension );
+
+    bool showBasic = officecfg::Office::Common::Help::ShowBasic::get();
+    m_pDatabases.reset( new Databases( showBasic,
+                                  instPath,
+                                  utl::ConfigManager::getProductName(),
+                                  productversion,
+                                  stylesheet,
+                                  m_xContext ) );
+}
+
+void ContentProvider::subst( OUString& instpath )
+{
+    SvtPathOptions aOptions;
+    instpath = aOptions.SubstituteVariable( instpath );
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+CHelpContentProvider_get_implementation(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
+{
+    return cppu::acquire(new ContentProvider(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */