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Diffstat (limited to 'shell/source/unix/exec/shellexec.cxx')
| -rw-r--r-- | shell/source/unix/exec/shellexec.cxx | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/shell/source/unix/exec/shellexec.cxx b/shell/source/unix/exec/shellexec.cxx new file mode 100644 index 000000000000..3ec2536af2ff --- /dev/null +++ b/shell/source/unix/exec/shellexec.cxx @@ -0,0 +1,337 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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_shell.hxx" +#include <osl/diagnose.h> +#include <osl/thread.h> +#include <osl/process.h> +#include <osl/file.hxx> +#include <rtl/ustrbuf.hxx> + +#include <rtl/uri.hxx> +#include "shellexec.hxx" +#include <com/sun/star/system/SystemShellExecuteFlags.hpp> + +#include <com/sun/star/util/XMacroExpander.hpp> +#include <com/sun/star/uri/XExternalUriReferenceTranslator.hpp> +#include <com/sun/star/uri/ExternalUriReferenceTranslator.hpp> + +#include "uno/current_context.hxx" + +#include <string.h> +#include <errno.h> +#include <unistd.h> + +//------------------------------------------------------------------------ +// namespace directives +//------------------------------------------------------------------------ + +using com::sun::star::system::XSystemShellExecute; +using com::sun::star::system::SystemShellExecuteException; + +using rtl::OString; +using rtl::OUString; +using rtl::OStringBuffer; +using rtl::OUStringBuffer; +using osl::FileBase; + +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::system::SystemShellExecuteFlags; +using namespace cppu; + +//------------------------------------------------------------------------ +// defines +//------------------------------------------------------------------------ + +#define SHELLEXEC_IMPL_NAME "com.sun.star.comp.system.SystemShellExecute2" + +//------------------------------------------------------------------------ +// helper functions +//------------------------------------------------------------------------ + +namespace // private +{ + Sequence< OUString > SAL_CALL ShellExec_getSupportedServiceNames() + { + Sequence< OUString > aRet(1); + aRet[0] = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.sys.shell.SystemShellExecute")); + return aRet; + } +} + +void escapeForShell( rtl::OStringBuffer & rBuffer, const rtl::OString & rURL) +{ + sal_Int32 nmax = rURL.getLength(); + for(sal_Int32 n=0; n < nmax; ++n) + { + // escape every non alpha numeric characters (excluding a few "known good") by prepending a '\' + sal_Char c = rURL[n]; +#ifndef OS2 // YD shell does not support escaped chars + if( ( c < 'A' || c > 'Z' ) && ( c < 'a' || c > 'z' ) && ( c < '0' || c > '9' ) && c != '/' && c != '.' ) + rBuffer.append( '\\' ); +#endif + + rBuffer.append( c ); + } +} + +//----------------------------------------------------------------------------------------- +// +//----------------------------------------------------------------------------------------- + +ShellExec::ShellExec( const Reference< XComponentContext >& xContext ) : + WeakImplHelper2< XSystemShellExecute, XServiceInfo >(), + m_xContext(xContext) +{ + try { + Reference< XCurrentContext > xCurrentContext(getCurrentContext()); + + if (xCurrentContext.is()) + { + Any aValue = xCurrentContext->getValueByName( + OUString( RTL_CONSTASCII_USTRINGPARAM( "system.desktop-environment" ) ) ); + + OUString aDesktopEnvironment; + if (aValue >>= aDesktopEnvironment) + { + m_aDesktopEnvironment = OUStringToOString(aDesktopEnvironment, RTL_TEXTENCODING_ASCII_US); + } + } + } catch (RuntimeException e) { + } +} + +//------------------------------------------------- +// +//------------------------------------------------- + +void SAL_CALL ShellExec::execute( const OUString& aCommand, const OUString& aParameter, sal_Int32 nFlags ) + throw (IllegalArgumentException, SystemShellExecuteException, RuntimeException) +{ + OStringBuffer aBuffer, aLaunchBuffer; + + // DESKTOP_LAUNCH, see http://freedesktop.org/pipermail/xdg/2004-August/004489.html + static const char *pDesktopLaunch = getenv( "DESKTOP_LAUNCH" ); + + // Check wether aCommand contains a document url or not + sal_Int32 nIndex = aCommand.indexOf( OUString( RTL_CONSTASCII_USTRINGPARAM(":/") ) ); + + if( nIndex > 0 || 0 == aCommand.compareToAscii("mailto:", 7) ) + { + // It seems to be a url .. + // We need to re-encode file urls because osl_getFileURLFromSystemPath converts + // to UTF-8 before encoding non ascii characters, which is not what other apps + // expect. + OUString aURL( + com::sun::star::uri::ExternalUriReferenceTranslator::create( + m_xContext)->translateToExternal(aCommand)); + if ( aURL.getLength() == 0 && aCommand.getLength() != 0 ) + { + throw RuntimeException( + (OUString( + RTL_CONSTASCII_USTRINGPARAM( + "Cannot translate URI reference to external format: ")) + + aCommand), + static_cast< cppu::OWeakObject * >(this)); + } + +#ifdef MACOSX + aBuffer.append("open"); +#else + // The url launchers are expected to be in the $OOO_BASE_DIR/program + // directory: + com::sun::star::uno::Reference< com::sun::star::util::XMacroExpander > + exp; + if (!(m_xContext->getValueByName( + rtl::OUString( + RTL_CONSTASCII_USTRINGPARAM( + "/singletons/com.sun.star.util.theMacroExpander"))) + >>= exp) + || !exp.is()) + { + throw SystemShellExecuteException( + rtl::OUString( + RTL_CONSTASCII_USTRINGPARAM( + "component context fails to supply singleton" + " com.sun.star.util.theMacroExpander of type" + " com.sun.star.util.XMacroExpander")), + static_cast< XSystemShellExecute * >(this), ENOENT); + } + OUString aProgramURL; + try { + aProgramURL = exp->expandMacros( + rtl::OUString( + RTL_CONSTASCII_USTRINGPARAM("$OOO_BASE_DIR/program/"))); + } catch (com::sun::star::lang::IllegalArgumentException &) + { + throw SystemShellExecuteException( + OUString(RTL_CONSTASCII_USTRINGPARAM("Could not expand $OOO_BASE_DIR path")), + static_cast < XSystemShellExecute * > (this), ENOENT ); + } + + OUString aProgram; + if ( FileBase::E_None != FileBase::getSystemPathFromFileURL(aProgramURL, aProgram)) + { + throw SystemShellExecuteException( + OUString(RTL_CONSTASCII_USTRINGPARAM("Cound not convert executable path")), + static_cast < XSystemShellExecute * > (this), ENOENT ); + } + +#ifdef OS2 + OStringBuffer aProg = OUStringToOString(aProgram, osl_getThreadTextEncoding()); + aProg.append("open-url.exe"); + OString aUrl = OUStringToOString(aURL, osl_getThreadTextEncoding()); + if ( -1 == spawnl(P_NOWAIT, aProg.getStr(), aProg.getStr(), aUrl.getStr() , NULL) ) + { + int nerr = errno; + throw SystemShellExecuteException(OUString::createFromAscii( strerror( nerr ) ), + static_cast < XSystemShellExecute * > (this), nerr ); + } + return; +#endif + + OString aTmp = OUStringToOString(aProgram, osl_getThreadTextEncoding()); + escapeForShell(aBuffer, aTmp); + +#ifdef SOLARIS + if ( m_aDesktopEnvironment.getLength() == 0 ) + m_aDesktopEnvironment = OString("GNOME"); +#endif + + // Respect the desktop environment - if there is an executable named + // <desktop-environement-is>-open-url, pass the url to this one instead + // of the default "open-url" script. + if ( m_aDesktopEnvironment.getLength() > 0 ) + { + OString aDesktopEnvironment(m_aDesktopEnvironment.toAsciiLowerCase()); + OStringBuffer aCopy(aTmp); + + aCopy.append(aDesktopEnvironment); + aCopy.append("-open-url"); + + if ( 0 == access( aCopy.getStr(), X_OK) ) + { + aBuffer.append(aDesktopEnvironment); + aBuffer.append("-"); + + /* CDE requires file urls to be decoded */ + if ( m_aDesktopEnvironment.equals("CDE") && 0 == aURL.compareToAscii("file://", 7) ) + { + aURL = rtl::Uri::decode(aURL, rtl_UriDecodeWithCharset, osl_getThreadTextEncoding()); + } + } + } + + aBuffer.append("open-url"); +#endif + aBuffer.append(" "); + escapeForShell(aBuffer, OUStringToOString(aURL, osl_getThreadTextEncoding())); + + if ( pDesktopLaunch && *pDesktopLaunch ) + { + aLaunchBuffer.append( pDesktopLaunch ); + aLaunchBuffer.append(" "); + escapeForShell(aLaunchBuffer, OUStringToOString(aURL, osl_getThreadTextEncoding())); + } + } else { + escapeForShell(aBuffer, OUStringToOString(aCommand, osl_getThreadTextEncoding())); + aBuffer.append(" "); + if( nFlags != 42 ) + escapeForShell(aBuffer, OUStringToOString(aParameter, osl_getThreadTextEncoding())); + else + aBuffer.append(OUStringToOString(aParameter, osl_getThreadTextEncoding())); + } + + // Prefer DESKTOP_LAUNCH when available + if ( aLaunchBuffer.getLength() > 0 ) + { + FILE *pLaunch = popen( aLaunchBuffer.makeStringAndClear().getStr(), "w" ); + if ( pLaunch != NULL ) + { + if ( 0 == pclose( pLaunch ) ) + return; + } + // Failed, do not try DESKTOP_LAUNCH any more + pDesktopLaunch = NULL; + } + + OString cmd = +#ifdef LINUX + // avoid blocking (call it in background) + OStringBuffer().append( "( " ).append( aBuffer ).append( " ) &" ).makeStringAndClear(); +#else + aBuffer.makeStringAndClear(); +#endif + if ( 0 != pclose(popen(cmd.getStr(), "w")) ) + { + int nerr = errno; + throw SystemShellExecuteException(OUString::createFromAscii( strerror( nerr ) ), + static_cast < XSystemShellExecute * > (this), nerr ); + } +} + + +// ------------------------------------------------- +// XServiceInfo +// ------------------------------------------------- + +OUString SAL_CALL ShellExec::getImplementationName( ) + throw( RuntimeException ) +{ + return OUString(RTL_CONSTASCII_USTRINGPARAM( SHELLEXEC_IMPL_NAME )); +} + +// ------------------------------------------------- +// XServiceInfo +// ------------------------------------------------- + +sal_Bool SAL_CALL ShellExec::supportsService( const OUString& ServiceName ) + throw( RuntimeException ) +{ + Sequence < OUString > SupportedServicesNames = ShellExec_getSupportedServiceNames(); + + for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; ) + if (SupportedServicesNames[n].compareTo(ServiceName) == 0) + return sal_True; + + return sal_False; +} + +// ------------------------------------------------- +// XServiceInfo +// ------------------------------------------------- + +Sequence< OUString > SAL_CALL ShellExec::getSupportedServiceNames( ) + throw( RuntimeException ) +{ + return ShellExec_getSupportedServiceNames(); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |