243 lines
7.9 KiB
C++
243 lines
7.9 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ExternalUriReferenceTranslator.cxx,v $
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* $Revision: 1.7 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_stoc.hxx"
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#include "stocservices.hxx"
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#include "supportsService.hxx"
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#include "com/sun/star/lang/XServiceInfo.hpp"
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#include "com/sun/star/uno/Exception.hpp"
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#include "com/sun/star/uno/Reference.hxx"
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#include "com/sun/star/uno/RuntimeException.hpp"
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#include "com/sun/star/uno/Sequence.hxx"
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#include "com/sun/star/uno/XComponentContext.hpp"
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#include "com/sun/star/uno/XInterface.hpp"
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#include "com/sun/star/uri/XExternalUriReferenceTranslator.hpp"
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#include "cppuhelper/implbase2.hxx"
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#include "cppuhelper/weak.hxx"
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#include "osl/thread.h"
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#include "rtl/string.h"
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#include "rtl/textenc.h"
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#include "rtl/uri.h"
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#include "rtl/uri.hxx"
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#include "rtl/ustrbuf.hxx"
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#include "rtl/ustring.hxx"
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#include "sal/types.h"
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#include <new>
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namespace css = com::sun::star;
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namespace {
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class Translator: public cppu::WeakImplHelper2<
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css::lang::XServiceInfo, css::uri::XExternalUriReferenceTranslator >
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{
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public:
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explicit Translator(
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css::uno::Reference< css::uno::XComponentContext > const & context):
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m_context(context) {}
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virtual rtl::OUString SAL_CALL getImplementationName()
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throw (css::uno::RuntimeException);
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virtual sal_Bool SAL_CALL supportsService(rtl::OUString const & serviceName)
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throw (css::uno::RuntimeException);
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virtual css::uno::Sequence< rtl::OUString > SAL_CALL
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getSupportedServiceNames() throw (css::uno::RuntimeException);
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virtual rtl::OUString SAL_CALL
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translateToInternal(rtl::OUString const & externalUriReference)
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throw (css::uno::RuntimeException);
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virtual rtl::OUString SAL_CALL
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translateToExternal(rtl::OUString const & internalUriReference)
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throw (css::uno::RuntimeException);
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private:
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Translator(Translator &); // not implemented
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void operator =(Translator); // not implemented
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virtual ~Translator() {}
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css::uno::Reference< css::uno::XComponentContext > m_context;
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};
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rtl::OUString Translator::getImplementationName()
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throw (css::uno::RuntimeException)
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{
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return
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stoc_services::ExternalUriReferenceTranslator::getImplementationName();
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}
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sal_Bool Translator::supportsService(rtl::OUString const & serviceName)
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throw (css::uno::RuntimeException)
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{
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return stoc::uriproc::supportsService(
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getSupportedServiceNames(), serviceName);
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}
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css::uno::Sequence< rtl::OUString > Translator::getSupportedServiceNames()
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throw (css::uno::RuntimeException)
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{
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return stoc_services::ExternalUriReferenceTranslator::
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getSupportedServiceNames();
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}
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rtl::OUString Translator::translateToInternal(
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rtl::OUString const & externalUriReference)
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throw (css::uno::RuntimeException)
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{
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if (!externalUriReference.matchIgnoreAsciiCaseAsciiL(
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RTL_CONSTASCII_STRINGPARAM("file:/")))
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{
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return externalUriReference;
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}
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sal_Int32 i = RTL_CONSTASCII_LENGTH("file:");
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rtl::OUStringBuffer buf;
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buf.append(externalUriReference.getStr(), i);
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// Some environments (e.g., Java) produce illegal file URLs without an
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// authority part; treat them as having an empty authority part:
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if (!externalUriReference.matchAsciiL(RTL_CONSTASCII_STRINGPARAM("//"), i))
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{
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buf.appendAscii(RTL_CONSTASCII_STRINGPARAM("//"));
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}
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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for (bool path = true;;) {
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sal_Int32 j = i;
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while (j != externalUriReference.getLength()
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&& externalUriReference[j] != '#'
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&& (!path || externalUriReference[j] != '/'))
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{
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++j;
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}
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if (j != i) {
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rtl::OUString seg(
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rtl::Uri::encode(
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rtl::Uri::decode(
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externalUriReference.copy(i, j - i),
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rtl_UriDecodeStrict, encoding),
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rtl_UriCharClassPchar, rtl_UriEncodeStrict,
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RTL_TEXTENCODING_UTF8));
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if (seg.getLength() == 0) {
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return rtl::OUString();
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}
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buf.append(seg);
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}
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if (j == externalUriReference.getLength()) {
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break;
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}
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buf.append(externalUriReference[j]);
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path = externalUriReference[j] == '/';
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i = j + 1;
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}
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return buf.makeStringAndClear();
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}
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rtl::OUString Translator::translateToExternal(
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rtl::OUString const & internalUriReference)
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throw (css::uno::RuntimeException)
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{
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if (!internalUriReference.matchIgnoreAsciiCaseAsciiL(
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RTL_CONSTASCII_STRINGPARAM("file://")))
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{
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return internalUriReference;
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}
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sal_Int32 i = RTL_CONSTASCII_LENGTH("file://");
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rtl::OUStringBuffer buf;
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buf.append(internalUriReference.getStr(), i);
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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for (bool path = true;;) {
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sal_Int32 j = i;
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while (j != internalUriReference.getLength()
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&& internalUriReference[j] != '#'
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&& (!path || internalUriReference[j] != '/'))
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{
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++j;
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}
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if (j != i) {
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// Use rtl_UriDecodeToIuri -> rtl_UriEncodeStrictKeepEscapes instead
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// of rtl_UriDecodeStrict -> rtl_UriEncodeStrict, so that spurious
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// non--UTF-8 octets like "%FE" are copied verbatim:
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rtl::OUString seg(
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rtl::Uri::encode(
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rtl::Uri::decode(
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internalUriReference.copy(i, j - i),
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rtl_UriDecodeToIuri, RTL_TEXTENCODING_UTF8),
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rtl_UriCharClassPchar, rtl_UriEncodeStrictKeepEscapes,
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encoding));
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if (seg.getLength() == 0) {
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return rtl::OUString();
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}
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buf.append(seg);
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}
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if (j == internalUriReference.getLength()) {
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break;
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}
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buf.append(internalUriReference[j]);
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path = internalUriReference[j] == '/';
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i = j + 1;
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}
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return buf.makeStringAndClear();
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}
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}
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namespace stoc_services { namespace ExternalUriReferenceTranslator {
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css::uno::Reference< css::uno::XInterface > create(
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css::uno::Reference< css::uno::XComponentContext > const & context)
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SAL_THROW((css::uno::Exception))
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{
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try {
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return static_cast< cppu::OWeakObject * >(new Translator(context));
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} catch (std::bad_alloc &) {
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throw css::uno::RuntimeException(
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rtl::OUString::createFromAscii("std::bad_alloc"), 0);
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}
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}
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rtl::OUString getImplementationName() {
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return rtl::OUString::createFromAscii(
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"com.sun.star.comp.uri.ExternalUriReferenceTranslator");
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}
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css::uno::Sequence< rtl::OUString > getSupportedServiceNames() {
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css::uno::Sequence< rtl::OUString > s(1);
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s[0] = rtl::OUString::createFromAscii(
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"com.sun.star.uri.ExternalUriReferenceTranslator");
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return s;
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}
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} }
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