package/source/zippackage/ZipPackageEntry.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <ZipPackageEntry.hxx>
  21 #include <com/sun/star/lang/NoSupportException.hpp>
  22 #include <com/sun/star/packages/zip/ZipConstants.hpp>
  23 #include <osl/diagnose.h>
  24 #include <sal/log.hxx>
  25
  26 #include <ZipPackageFolder.hxx>
  27 #include <ZipPackageStream.hxx>
  28 #include "ContentInfo.hxx"
  29
  30 #include <comphelper/storagehelper.hxx>
  31
  32 using namespace com::sun::star;
  33 using namespace com::sun::star::uno;
  34 using namespace com::sun::star::lang;
  35 using namespace com::sun::star::container;
  36 using namespace com::sun::star::packages::zip;
  37 using namespace com::sun::star::packages::zip::ZipConstants;
  38
  39 #if OSL_DEBUG_LEVEL > 0
  40 #define THROW_WHERE SAL_WHERE
  41 #else
  42 #define THROW_WHERE ""
  43 #endif
  44
  45 ZipPackageEntry::ZipPackageEntry()
  46 : mbIsFolder( false )
  47 , mbAllowRemoveOnInsert(false)
  48 , mpParent ( nullptr )
  49 , m_nFormat(0)
  50 {
  51 }
  52
  53 ZipPackageEntry::~ZipPackageEntry()
  54 {
  55     // When the entry is destroyed it must be already disconnected from the parent
  56     OSL_ENSURE( !mpParent, "The parent must be disconnected already! Memory corruption is possible!" );
  57 }
  58
  59 // XChild
  60 OUString SAL_CALL ZipPackageEntry::getName(  )
  61 {
  62     return msName;
  63 }
  64 void SAL_CALL ZipPackageEntry::setName( const OUString& aName )
  65 {
  66     if ( mpParent && !msName.isEmpty() && mpParent->hasByName ( msName ) )
  67         mpParent->removeByName ( msName );
  68
  69     // unfortunately no other exception than RuntimeException can be thrown here
  70     // usually the package is used through storage implementation, the problem should be detected there
  71     if ( !::comphelper::OStorageHelper::IsValidZipEntryFileName( aName, true ) )
  72         throw RuntimeException(THROW_WHERE "Unexpected character is used in file name." );
  73
  74     msName = aName;
  75
  76     if ( mpParent )
  77         mpParent->doInsertByName ( this, false );
  78 }
  79 uno::Reference< XInterface > SAL_CALL ZipPackageEntry::getParent(  )
  80 {
  81     // return uno::Reference< XInterface >( xParent, UNO_QUERY );
  82     return uno::Reference< XInterface >( static_cast< ::cppu::OWeakObject* >( mpParent ), UNO_QUERY );
  83 }
  84
  85 void ZipPackageEntry::doSetParent ( ZipPackageFolder * pNewParent )
  86 {
  87     // xParent = mpParent = pNewParent;
  88     mpParent = pNewParent;
  89     if ( !msName.isEmpty() && !pNewParent->hasByName ( msName ) )
  90         pNewParent->doInsertByName ( this, false );
  91 }
  92
  93 void SAL_CALL ZipPackageEntry::setParent( const uno::Reference< XInterface >& xNewParent )
  94 {
  95     sal_Int64 nTest(0);
  96     uno::Reference < XUnoTunnel > xTunnel ( xNewParent, UNO_QUERY );
  97     if ( !xNewParent.is() || ( nTest = xTunnel->getSomething ( ZipPackageFolder::getUnoTunnelId () ) ) == 0 )
  98         throw NoSupportException(THROW_WHERE );
  99
 100     ZipPackageFolder *pNewParent = reinterpret_cast < ZipPackageFolder * > ( nTest );
 101
 102     if ( pNewParent != mpParent )
 103     {
 104         if ( mpParent && !msName.isEmpty() && mpParent->hasByName ( msName ) && mbAllowRemoveOnInsert )
 105             mpParent->removeByName( msName );
 106         doSetParent ( pNewParent );
 107     }
 108 }
 109     //XPropertySet
 110 uno::Reference< beans::XPropertySetInfo > SAL_CALL ZipPackageEntry::getPropertySetInfo(  )
 111 {
 112     return uno::Reference < beans::XPropertySetInfo > ();
 113 }
 114 void SAL_CALL ZipPackageEntry::addPropertyChangeListener( const OUString& /*aPropertyName*/, const uno::Reference< beans::XPropertyChangeListener >& /*xListener*/ )
 115 {
 116 }
 117 void SAL_CALL ZipPackageEntry::removePropertyChangeListener( const OUString& /*aPropertyName*/, const uno::Reference< beans::XPropertyChangeListener >& /*aListener*/ )
 118 {
 119 }
 120 void SAL_CALL ZipPackageEntry::addVetoableChangeListener( const OUString& /*PropertyName*/, const uno::Reference< beans::XVetoableChangeListener >& /*aListener*/ )
 121 {
 122 }
 123 void SAL_CALL ZipPackageEntry::removeVetoableChangeListener( const OUString& /*PropertyName*/, const uno::Reference< beans::XVetoableChangeListener >& /*aListener*/ )
 124 {
 125 }
 126
 127 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */