diff options
| -rw-r--r-- | comphelper/Library_comphelper.mk | 1 | ||||
| -rw-r--r-- | comphelper/source/misc/simplefileaccessinteraction.cxx | 140 | ||||
| -rw-r--r-- | include/comphelper/simplefileaccessinteraction.hxx | 50 |
3 files changed, 191 insertions, 0 deletions
diff --git a/comphelper/Library_comphelper.mk b/comphelper/Library_comphelper.mk index 7047d8a37e36..4d4e7345298d 100644 --- a/comphelper/Library_comphelper.mk +++ b/comphelper/Library_comphelper.mk @@ -111,6 +111,7 @@ $(eval $(call gb_Library_add_exception_objects,comphelper,\ comphelper/source/misc/servicedecl \ comphelper/source/misc/serviceinfohelper \ comphelper/source/misc/sharedmutex \ + comphelper/source/misc/simplefileaccessinteraction \ comphelper/source/misc/solarmutex \ comphelper/source/misc/stillreadwriteinteraction \ comphelper/source/misc/anycompare \ diff --git a/comphelper/source/misc/simplefileaccessinteraction.cxx b/comphelper/source/misc/simplefileaccessinteraction.cxx new file mode 100644 index 000000000000..c513d4912a8e --- /dev/null +++ b/comphelper/source/misc/simplefileaccessinteraction.cxx @@ -0,0 +1,140 @@ +/* -*- 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/. + */ + +#include <comphelper/simplefileaccessinteraction.hxx> +#include <com/sun/star/task/XInteractionAbort.hpp> +#include <com/sun/star/task/XInteractionApprove.hpp> +#include <com/sun/star/ucb/AuthenticationRequest.hpp> +#include <com/sun/star/ucb/CertificateValidationRequest.hpp> +#include <com/sun/star/ucb/InteractiveIOException.hpp> +#include <com/sun/star/ucb/InteractiveNetworkException.hpp> +#include <com/sun/star/ucb/UnsupportedDataSinkException.hpp> + +namespace comphelper { + +/// Will handle com::sun::star::ucb::InteractiveIOException and derived classes +static const sal_Int32 HANDLE_INTERACTIVEIOEXCEPTION = 0; +/// Will handle com::sun::star::ucb::UnsupportedDataSinkException +static const sal_Int32 HANDLE_UNSUPPORTEDDATASINKEXCEPTION = 1; +/// Will handle com::sun::star::ucb::InteractiveNetworkException +static const sal_Int32 HANDLE_INTERACTIVENETWORKEXCEPTION = 2; +/// Will handle com::sun::star::ucb::CertificateValidationRequest +static const sal_Int32 HANDLE_CERTIFICATEREQUEST = 3; +/// Will handle com::sun::star::ucb::AuthenticationRequest +static const sal_Int32 HANDLE_AUTHENTICATIONREQUEST = 4; + +SimpleFileAccessInteraction::SimpleFileAccessInteraction( + const css::uno::Reference< css::task::XInteractionHandler >& xHandler ) +{ + ::std::vector< ::ucbhelper::InterceptedInteraction::InterceptedRequest > lInterceptions; + ::ucbhelper::InterceptedInteraction::InterceptedRequest aInterceptedRequest; + + //intercept standard IO error exception (local file and WebDAV) + aInterceptedRequest.Handle = HANDLE_INTERACTIVEIOEXCEPTION; + aInterceptedRequest.Request <<= css::ucb::InteractiveIOException(); + aInterceptedRequest.Continuation = cppu::UnoType<css::task::XInteractionAbort>::get(); + aInterceptedRequest.MatchExact = false; + lInterceptions.push_back(aInterceptedRequest); + + //intercept internal error + aInterceptedRequest.Handle = HANDLE_UNSUPPORTEDDATASINKEXCEPTION; + aInterceptedRequest.Request <<= css::ucb::UnsupportedDataSinkException(); + aInterceptedRequest.Continuation = cppu::UnoType<css::task::XInteractionAbort>::get(); + aInterceptedRequest.MatchExact = false; + lInterceptions.push_back(aInterceptedRequest); + + //intercept network error exception (WebDAV ucp provider) + aInterceptedRequest.Handle = HANDLE_INTERACTIVENETWORKEXCEPTION; + aInterceptedRequest.Request <<= css::ucb::InteractiveNetworkException(); + aInterceptedRequest.Continuation = cppu::UnoType<css::task::XInteractionAbort>::get(); + aInterceptedRequest.MatchExact = false; + lInterceptions.push_back(aInterceptedRequest); + + //intercept certificate validation request (WebDAV ucp provider) + aInterceptedRequest.Handle = HANDLE_CERTIFICATEREQUEST; + aInterceptedRequest.Request <<= css::ucb::CertificateValidationRequest(); + aInterceptedRequest.Continuation = cppu::UnoType<css::task::XInteractionAbort>::get(); + aInterceptedRequest.MatchExact = false; + lInterceptions.push_back(aInterceptedRequest); + + //intercept authentication request (WebDAV ucp provider) + aInterceptedRequest.Handle = HANDLE_AUTHENTICATIONREQUEST; + aInterceptedRequest.Request <<= css::ucb::AuthenticationRequest(); + aInterceptedRequest.Continuation = cppu::UnoType<css::task::XInteractionApprove>::get(); + aInterceptedRequest.MatchExact = false; + lInterceptions.push_back(aInterceptedRequest); + + setInterceptedHandler(xHandler); + setInterceptions(lInterceptions); +} + +SimpleFileAccessInteraction::~SimpleFileAccessInteraction() +{ +} + +ucbhelper::InterceptedInteraction::EInterceptionState SimpleFileAccessInteraction::intercepted( + const ::ucbhelper::InterceptedInteraction::InterceptedRequest& aRequest, + const css::uno::Reference< css::task::XInteractionRequest >& xRequest) +{ + bool bAbort = false; + switch(aRequest.Handle) + { + case HANDLE_UNSUPPORTEDDATASINKEXCEPTION: + case HANDLE_INTERACTIVENETWORKEXCEPTION: + case HANDLE_INTERACTIVEIOEXCEPTION: + { + bAbort = true; + } + break; + + case HANDLE_CERTIFICATEREQUEST: + { + // use default internal handler. + if (m_xInterceptedHandler.is()) + { + m_xInterceptedHandler->handle(xRequest); + return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED; + } + else + bAbort = true; + break; + } + + case HANDLE_AUTHENTICATIONREQUEST: + { + // use default internal handler. + if (m_xInterceptedHandler.is()) + { + m_xInterceptedHandler->handle(xRequest); + return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED; + } + else //simply abort + bAbort = true; + } + break; + } + + // handle interaction by ourself, by not doing + // any selection... + if (bAbort) + { + css::uno::Reference< css::task::XInteractionContinuation > xAbort = + ::ucbhelper::InterceptedInteraction::extractContinuation( + xRequest->getContinuations(), + cppu::UnoType<css::task::XInteractionAbort>::get() ); + if (!xAbort.is()) + return ::ucbhelper::InterceptedInteraction::E_NO_CONTINUATION_FOUND; + return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED; + } + + return ::ucbhelper::InterceptedInteraction::E_INTERCEPTED; +} +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/include/comphelper/simplefileaccessinteraction.hxx b/include/comphelper/simplefileaccessinteraction.hxx new file mode 100644 index 000000000000..fd05bb77fe1e --- /dev/null +++ b/include/comphelper/simplefileaccessinteraction.hxx @@ -0,0 +1,50 @@ +/* -*- 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/. + */ + +#ifndef INCLUDED_COMPHELPER_SIMPLEFILEACCESSINTERACTION_HXX +#define INCLUDED_COMPHELPER_SIMPLEFILEACCESSINTERACTION_HXX + +#include <sal/config.h> +#include <ucbhelper/interceptedinteraction.hxx> +#include <com/sun/star/task/XInteractionHandler.hpp> +#include <comphelper/comphelperdllapi.h> + +namespace comphelper { +/** An interaction handler wrapper for simple file access. + + This wrapper is to be used together with XSimpleFileAccess when + you want to avoid the error messages displayed when accessing a file (the messages activated + by ucphelper::cancelCommandExecution). + + This wrapper is especially useful when you need to access a Web/DAV connection + enabling https certificate validation and optionally enabling the authentication + dialog that may be needed in these operations. + + @param xHandler + Used handler, always needed. + It will be used for Certificate Validation dialog or authentication dialog. + The authentication is used in Web/DAV access when the server requests credentials to be accessed. +*/ +class COMPHELPER_DLLPUBLIC SimpleFileAccessInteraction : public ::ucbhelper::InterceptedInteraction +{ + +public: + SimpleFileAccessInteraction(const css::uno::Reference< css::task::XInteractionHandler >& xHandler); + virtual ~SimpleFileAccessInteraction(); + +private: + + virtual ucbhelper::InterceptedInteraction::EInterceptionState intercepted(const ::ucbhelper::InterceptedInteraction::InterceptedRequest& aRequest, + const css::uno::Reference< css::task::XInteractionRequest >& xRequest) override; + +}; +} +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |