summaryrefslogtreecommitdiffstats
path: root/framework/source/services/urltransformer.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'framework/source/services/urltransformer.cxx')
-rw-r--r--framework/source/services/urltransformer.cxx310
1 files changed, 310 insertions, 0 deletions
diff --git a/framework/source/services/urltransformer.cxx b/framework/source/services/urltransformer.cxx
new file mode 100644
index 000000000..b4fd3de16
--- /dev/null
+++ b/framework/source/services/urltransformer.cxx
@@ -0,0 +1,310 @@
+/* -*- 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 <cppuhelper/implbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/urlobj.hxx>
+#include <rtl/ustrbuf.hxx>
+
+#include <com/sun/star/util/XURLTransformer.hpp>
+#include <com/sun/star/util/URL.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+namespace {
+
+class URLTransformer : public ::cppu::WeakImplHelper< css::util::XURLTransformer, css::lang::XServiceInfo>
+{
+public:
+ URLTransformer() {}
+
+ virtual OUString SAL_CALL getImplementationName() override
+ {
+ return "com.sun.star.comp.framework.URLTransformer";
+ }
+
+ virtual sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override
+ {
+ return cppu::supportsService(this, ServiceName);
+ }
+
+ virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override
+ {
+ return {"com.sun.star.util.URLTransformer"};
+ }
+
+ virtual sal_Bool SAL_CALL parseStrict( css::util::URL& aURL ) override;
+
+ virtual sal_Bool SAL_CALL parseSmart( css::util::URL& aURL, const OUString& sSmartProtocol ) override;
+
+ virtual sal_Bool SAL_CALL assemble( css::util::URL& aURL ) override;
+
+ virtual OUString SAL_CALL getPresentation( const css::util::URL& aURL, sal_Bool bWithPassword ) override;
+};
+
+void lcl_ParserHelper(INetURLObject& _rParser, css::util::URL& _rURL,bool _bUseIntern)
+{
+ // Get all information about this URL.
+ _rURL.Protocol = INetURLObject::GetScheme( _rParser.GetProtocol() );
+ _rURL.User = _rParser.GetUser ( INetURLObject::DecodeMechanism::WithCharset );
+ _rURL.Password = _rParser.GetPass ( INetURLObject::DecodeMechanism::WithCharset );
+ _rURL.Server = _rParser.GetHost ( INetURLObject::DecodeMechanism::WithCharset );
+ _rURL.Port = static_cast<sal_Int16>(_rParser.GetPort());
+
+ sal_Int32 nCount = _rParser.getSegmentCount( false );
+ if ( nCount > 0 )
+ {
+ // Don't add last segment as it is the name!
+ --nCount;
+
+ OUStringBuffer aPath(128);
+ for ( sal_Int32 nIndex = 0; nIndex < nCount; nIndex++ )
+ {
+ aPath.append( '/');
+ aPath.append( _rParser.getName( nIndex, false, INetURLObject::DecodeMechanism::NONE ));
+ }
+
+ if ( nCount > 0 )
+ aPath.append( '/' ); // final slash!
+
+ _rURL.Path = aPath.makeStringAndClear();
+ _rURL.Name = _rParser.getName( INetURLObject::LAST_SEGMENT, false, INetURLObject::DecodeMechanism::NONE );
+ }
+ else
+ {
+ _rURL.Path = _rParser.GetURLPath( INetURLObject::DecodeMechanism::NONE );
+ _rURL.Name = _rParser.GetLastName();
+ }
+
+ _rURL.Arguments = _rParser.GetParam();
+ _rURL.Mark = _rParser.GetMark( INetURLObject::DecodeMechanism::WithCharset );
+
+ // INetURLObject supports only an intelligent method of parsing URL's. So write
+ // back Complete to have a valid encoded URL in all cases!
+ _rURL.Complete = _rParser.GetMainURL( INetURLObject::DecodeMechanism::NONE );
+ if ( _bUseIntern )
+ _rURL.Complete = _rURL.Complete.intern();
+
+ _rParser.SetMark( u"" );
+ _rParser.SetParam( u"" );
+
+ _rURL.Main = _rParser.GetMainURL( INetURLObject::DecodeMechanism::NONE );
+}
+
+// XURLTransformer
+sal_Bool SAL_CALL URLTransformer::parseStrict( css::util::URL& aURL )
+{
+ // Safe impossible cases.
+ if ( aURL.Complete.isEmpty() )
+ {
+ return false;
+ }
+ // Try to extract the protocol
+ sal_Int32 nURLIndex = aURL.Complete.indexOf( ':' );
+ if ( nURLIndex <= 1 )
+ return false;
+
+ std::u16string_view aProtocol = aURL.Complete.subView( 0, nURLIndex+1 );
+
+ // If INetURLObject knows this protocol let it parse
+ if ( INetURLObject::CompareProtocolScheme( aProtocol ) != INetProtocol::NotValid )
+ {
+ // Initialize parser with given URL.
+ INetURLObject aParser( aURL.Complete );
+
+ // Get all information about this URL.
+ INetProtocol eINetProt = aParser.GetProtocol();
+ if ( eINetProt == INetProtocol::NotValid )
+ {
+ return false;
+ }
+ else if ( !aParser.HasError() )
+ {
+ lcl_ParserHelper(aParser,aURL,false);
+ // Return "URL is parsed".
+ return true;
+ }
+ }
+ else
+ {
+ // Minimal support for unknown protocols. This is mandatory to support the "Protocol Handlers" implemented
+ // in framework!
+ aURL.Protocol = aProtocol;
+ aURL.Main = aURL.Complete;
+ aURL.Path = aURL.Complete.copy( nURLIndex+1 );
+
+ // Return "URL is parsed".
+ return true;
+ }
+
+ return false;
+}
+
+// XURLTransformer
+
+sal_Bool SAL_CALL URLTransformer::parseSmart( css::util::URL& aURL,
+ const OUString& sSmartProtocol )
+{
+ // Safe impossible cases.
+ if ( aURL.Complete.isEmpty() )
+ {
+ return false;
+ }
+
+ // Initialize parser with given URL.
+ INetURLObject aParser;
+
+ aParser.SetSmartProtocol( INetURLObject::CompareProtocolScheme( sSmartProtocol ));
+ bool bOk = aParser.SetSmartURL( aURL.Complete );
+ if ( bOk )
+ {
+ lcl_ParserHelper(aParser,aURL,true);
+ // Return "URL is parsed".
+ return true;
+ }
+ else
+ {
+ // Minimal support for unknown protocols. This is mandatory to support the "Protocol Handlers" implemented
+ // in framework!
+ if ( INetURLObject::CompareProtocolScheme( sSmartProtocol ) == INetProtocol::NotValid )
+ {
+ // Try to extract the protocol
+ sal_Int32 nIndex = aURL.Complete.indexOf( ':' );
+ if ( nIndex > 1 )
+ {
+ OUString aProtocol = aURL.Complete.copy( 0, nIndex+1 );
+
+ // If INetURLObject knows this protocol something is wrong as detected before =>
+ // give up and return false!
+ if ( INetURLObject::CompareProtocolScheme( aProtocol ) != INetProtocol::NotValid )
+ return false;
+ else
+ aURL.Protocol = aProtocol;
+ }
+ else
+ return false;
+
+ aURL.Main = aURL.Complete;
+ aURL.Path = aURL.Complete.copy( nIndex+1 );
+ return true;
+ }
+ else
+ return false;
+ }
+}
+
+// XURLTransformer
+sal_Bool SAL_CALL URLTransformer::assemble( css::util::URL& aURL )
+{
+ // Initialize parser.
+ INetURLObject aParser;
+
+ if ( INetURLObject::CompareProtocolScheme( aURL.Protocol ) != INetProtocol::NotValid )
+ {
+ OUStringBuffer aCompletePath( aURL.Path );
+
+ // Concat the name if it is provided, just support a final slash
+ if ( !aURL.Name.isEmpty() )
+ {
+ sal_Int32 nIndex = aURL.Path.lastIndexOf( '/' );
+ if ( nIndex == ( aURL.Path.getLength() -1 ))
+ aCompletePath.append( aURL.Name );
+ else
+ {
+ aCompletePath.append( '/' );
+ aCompletePath.append( aURL.Name );
+ }
+ }
+
+ bool bResult = aParser.ConcatData(
+ INetURLObject::CompareProtocolScheme( aURL.Protocol ) ,
+ aURL.User ,
+ aURL.Password ,
+ aURL.Server ,
+ aURL.Port ,
+ aCompletePath.makeStringAndClear() );
+
+ if ( !bResult )
+ return false;
+
+ // First parse URL WITHOUT ...
+ aURL.Main = aParser.GetMainURL( INetURLObject::DecodeMechanism::NONE );
+ // ...and then WITH parameter and mark.
+ aParser.SetParam( aURL.Arguments);
+ aParser.SetMark ( aURL.Mark, INetURLObject::EncodeMechanism::All );
+ aURL.Complete = aParser.GetMainURL( INetURLObject::DecodeMechanism::NONE );
+
+ // Return "URL is assembled".
+ return true;
+ }
+ else if ( !aURL.Protocol.isEmpty() )
+ {
+ // Minimal support for unknown protocols
+ aURL.Complete = aURL.Protocol + aURL.Path;
+ aURL.Main = aURL.Complete;
+ return true;
+ }
+
+ return false;
+}
+
+// XURLTransformer
+
+OUString SAL_CALL URLTransformer::getPresentation( const css::util::URL& aURL,
+ sal_Bool bWithPassword )
+{
+ // Safe impossible cases.
+ if ( aURL.Complete.isEmpty() )
+ {
+ return OUString();
+ }
+
+ // Check given URL
+ css::util::URL aTestURL = aURL;
+ bool bParseResult = parseSmart( aTestURL, aTestURL.Protocol );
+ if ( bParseResult )
+ {
+ if ( !bWithPassword && !aTestURL.Password.isEmpty() )
+ {
+ // Exchange password text with other placeholder string
+ aTestURL.Password = "<******>";
+ assemble( aTestURL );
+ }
+
+ // Convert internal URLs to "praesentation"-URLs!
+ OUString sPraesentationURL;
+ INetURLObject::translateToExternal( aTestURL.Complete, sPraesentationURL, INetURLObject::DecodeMechanism::Unambiguous );
+
+ return sPraesentationURL;
+ }
+ else
+ return OUString();
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_framework_URLTransformer_get_implementation(
+ css::uno::XComponentContext *,
+ css::uno::Sequence<css::uno::Any> const &)
+{
+ return cppu::acquire(new URLTransformer());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */