diff options
Diffstat (limited to 'stoc/source/uriproc/ExternalUriReferenceTranslator.cxx')
| -rw-r--r-- | stoc/source/uriproc/ExternalUriReferenceTranslator.cxx | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/stoc/source/uriproc/ExternalUriReferenceTranslator.cxx b/stoc/source/uriproc/ExternalUriReferenceTranslator.cxx new file mode 100644 index 000000000000..b11ba0fc0df2 --- /dev/null +++ b/stoc/source/uriproc/ExternalUriReferenceTranslator.cxx @@ -0,0 +1,240 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_stoc.hxx" + +#include "stocservices.hxx" + +#include "supportsService.hxx" + +#include "com/sun/star/lang/XServiceInfo.hpp" +#include "com/sun/star/uno/Exception.hpp" +#include "com/sun/star/uno/Reference.hxx" +#include "com/sun/star/uno/RuntimeException.hpp" +#include "com/sun/star/uno/Sequence.hxx" +#include "com/sun/star/uno/XComponentContext.hpp" +#include "com/sun/star/uno/XInterface.hpp" +#include "com/sun/star/uri/XExternalUriReferenceTranslator.hpp" +#include "cppuhelper/implbase2.hxx" +#include "cppuhelper/weak.hxx" +#include "osl/thread.h" +#include "rtl/string.h" +#include "rtl/textenc.h" +#include "rtl/uri.h" +#include "rtl/uri.hxx" +#include "rtl/ustrbuf.hxx" +#include "rtl/ustring.hxx" +#include "sal/types.h" + +#include <new> + +namespace css = com::sun::star; + +namespace { + +class Translator: public cppu::WeakImplHelper2< + css::lang::XServiceInfo, css::uri::XExternalUriReferenceTranslator > +{ +public: + explicit Translator( + css::uno::Reference< css::uno::XComponentContext > const & context): + m_context(context) {} + + virtual rtl::OUString SAL_CALL getImplementationName() + throw (css::uno::RuntimeException); + + virtual sal_Bool SAL_CALL supportsService(rtl::OUString const & serviceName) + throw (css::uno::RuntimeException); + + virtual css::uno::Sequence< rtl::OUString > SAL_CALL + getSupportedServiceNames() throw (css::uno::RuntimeException); + + virtual rtl::OUString SAL_CALL + translateToInternal(rtl::OUString const & externalUriReference) + throw (css::uno::RuntimeException); + + virtual rtl::OUString SAL_CALL + translateToExternal(rtl::OUString const & internalUriReference) + throw (css::uno::RuntimeException); + +private: + Translator(Translator &); // not implemented + void operator =(Translator); // not implemented + + virtual ~Translator() {} + + css::uno::Reference< css::uno::XComponentContext > m_context; +}; + +rtl::OUString Translator::getImplementationName() + throw (css::uno::RuntimeException) +{ + return + stoc_services::ExternalUriReferenceTranslator::getImplementationName(); +} + +sal_Bool Translator::supportsService(rtl::OUString const & serviceName) + throw (css::uno::RuntimeException) +{ + return stoc::uriproc::supportsService( + getSupportedServiceNames(), serviceName); +} + +css::uno::Sequence< rtl::OUString > Translator::getSupportedServiceNames() + throw (css::uno::RuntimeException) +{ + return stoc_services::ExternalUriReferenceTranslator:: + getSupportedServiceNames(); +} + +rtl::OUString Translator::translateToInternal( + rtl::OUString const & externalUriReference) + throw (css::uno::RuntimeException) +{ + if (!externalUriReference.matchIgnoreAsciiCaseAsciiL( + RTL_CONSTASCII_STRINGPARAM("file:/"))) + { + return externalUriReference; + } + sal_Int32 i = RTL_CONSTASCII_LENGTH("file:"); + rtl::OUStringBuffer buf; + buf.append(externalUriReference.getStr(), i); + // Some environments (e.g., Java) produce illegal file URLs without an + // authority part; treat them as having an empty authority part: + if (!externalUriReference.matchAsciiL(RTL_CONSTASCII_STRINGPARAM("//"), i)) + { + buf.appendAscii(RTL_CONSTASCII_STRINGPARAM("//")); + } + rtl_TextEncoding encoding = osl_getThreadTextEncoding(); + for (bool path = true;;) { + sal_Int32 j = i; + while (j != externalUriReference.getLength() + && externalUriReference[j] != '#' + && (!path || externalUriReference[j] != '/')) + { + ++j; + } + if (j != i) { + rtl::OUString seg( + rtl::Uri::encode( + rtl::Uri::decode( + externalUriReference.copy(i, j - i), + rtl_UriDecodeStrict, encoding), + rtl_UriCharClassPchar, rtl_UriEncodeStrict, + RTL_TEXTENCODING_UTF8)); + if (seg.getLength() == 0) { + return rtl::OUString(); + } + buf.append(seg); + } + if (j == externalUriReference.getLength()) { + break; + } + buf.append(externalUriReference[j]); + path = externalUriReference[j] == '/'; + i = j + 1; + } + return buf.makeStringAndClear(); +} + +rtl::OUString Translator::translateToExternal( + rtl::OUString const & internalUriReference) + throw (css::uno::RuntimeException) +{ + if (!internalUriReference.matchIgnoreAsciiCaseAsciiL( + RTL_CONSTASCII_STRINGPARAM("file://"))) + { + return internalUriReference; + } + sal_Int32 i = RTL_CONSTASCII_LENGTH("file://"); + rtl::OUStringBuffer buf; + buf.append(internalUriReference.getStr(), i); + rtl_TextEncoding encoding = osl_getThreadTextEncoding(); + for (bool path = true;;) { + sal_Int32 j = i; + while (j != internalUriReference.getLength() + && internalUriReference[j] != '#' + && (!path || internalUriReference[j] != '/')) + { + ++j; + } + if (j != i) { + // Use rtl_UriDecodeToIuri -> rtl_UriEncodeStrictKeepEscapes instead + // of rtl_UriDecodeStrict -> rtl_UriEncodeStrict, so that spurious + // non--UTF-8 octets like "%FE" are copied verbatim: + rtl::OUString seg( + rtl::Uri::encode( + rtl::Uri::decode( + internalUriReference.copy(i, j - i), + rtl_UriDecodeToIuri, RTL_TEXTENCODING_UTF8), + rtl_UriCharClassPchar, rtl_UriEncodeStrictKeepEscapes, + encoding)); + if (seg.getLength() == 0) { + return rtl::OUString(); + } + buf.append(seg); + } + if (j == internalUriReference.getLength()) { + break; + } + buf.append(internalUriReference[j]); + path = internalUriReference[j] == '/'; + i = j + 1; + } + return buf.makeStringAndClear(); +} + +} + +namespace stoc_services { namespace ExternalUriReferenceTranslator { + +css::uno::Reference< css::uno::XInterface > create( + css::uno::Reference< css::uno::XComponentContext > const & context) + SAL_THROW((css::uno::Exception)) +{ + try { + return static_cast< cppu::OWeakObject * >(new Translator(context)); + } catch (std::bad_alloc &) { + throw css::uno::RuntimeException( + rtl::OUString::createFromAscii("std::bad_alloc"), 0); + } +} + +rtl::OUString getImplementationName() { + return rtl::OUString::createFromAscii( + "com.sun.star.comp.uri.ExternalUriReferenceTranslator"); +} + +css::uno::Sequence< rtl::OUString > getSupportedServiceNames() { + css::uno::Sequence< rtl::OUString > s(1); + s[0] = rtl::OUString::createFromAscii( + "com.sun.star.uri.ExternalUriReferenceTranslator"); + return s; +} + +} } |