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-rw-r--r--sfx2/source/bastyp/mieclip.cxx103
1 files changed, 103 insertions, 0 deletions
diff --git a/sfx2/source/bastyp/mieclip.cxx b/sfx2/source/bastyp/mieclip.cxx
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--- /dev/null
+++ b/sfx2/source/bastyp/mieclip.cxx
@@ -0,0 +1,103 @@
+/* -*- 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 <sal/config.h>
+
+#include <o3tl/safeint.hxx>
+#include <o3tl/string_view.hxx>
+#include <tools/stream.hxx>
+#include <comphelper/string.hxx>
+
+#include <sfx2/mieclip.hxx>
+
+MSE40HTMLClipFormatObj::~MSE40HTMLClipFormatObj()
+{
+}
+
+SvStream* MSE40HTMLClipFormatObj::IsValid( SvStream& rStream )
+{
+ bool bRet = false;
+ pStrm.reset();
+
+ OStringBuffer sLine;
+ sal_Int32 nStt = -1, nEnd = -1, nFragStart = -1, nFragEnd = -1;
+ sal_Int32 nIndex = 0;
+
+ rStream.Seek(STREAM_SEEK_TO_BEGIN);
+ rStream.ResetError();
+
+ if( rStream.ReadLine( sLine ) &&
+ o3tl::getToken(sLine, 0, ':', nIndex ) == "Version" )
+ {
+ while( rStream.ReadLine( sLine ) )
+ {
+ nIndex = 0;
+ std::string_view sTmp(o3tl::getToken(sLine, 0, ':', nIndex));
+ std::string_view sView(sLine);
+ if (sTmp == "StartHTML")
+ nStt = o3tl::toInt32(sView.substr(nIndex));
+ else if (sTmp == "EndHTML")
+ nEnd = o3tl::toInt32(sView.substr(nIndex));
+ else if (sTmp == "StartFragment")
+ nFragStart = o3tl::toInt32(sView.substr(nIndex));
+ else if (sTmp == "EndFragment")
+ nFragEnd = o3tl::toInt32(sView.substr(nIndex));
+ else if (sTmp == "SourceURL")
+ sBaseURL = OStringToOUString( sView.substr(nIndex), RTL_TEXTENCODING_UTF8 );
+
+ if (nEnd >= 0 && nStt >= 0 &&
+ (!sBaseURL.isEmpty() || rStream.Tell() >= o3tl::make_unsigned(nStt)))
+ {
+ bRet = true;
+ break;
+ }
+ }
+ }
+
+ if( bRet )
+ {
+ rStream.Seek( nStt );
+
+ pStrm.reset( new SvMemoryStream( ( nEnd - nStt < 0x10000l
+ ? nEnd - nStt + 32
+ : 0 )) );
+ pStrm->WriteStream( rStream );
+ pStrm->SetStreamSize( nEnd - nStt + 1 );
+ pStrm->Seek( STREAM_SEEK_TO_BEGIN );
+ return pStrm.get();
+ }
+
+ if (nFragStart > 0 && nFragEnd > 0 && nFragEnd > nFragStart)
+ {
+ size_t nSize = nFragEnd - nFragStart + 1;
+ if (nSize < 0x10000L)
+ {
+ rStream.Seek(nFragStart);
+ pStrm.reset( new SvMemoryStream(nSize) );
+ pStrm->WriteStream( rStream );
+ pStrm->SetStreamSize(nSize);
+ pStrm->Seek(STREAM_SEEK_TO_BEGIN);
+ return pStrm.get();
+ }
+ }
+
+ return nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */