unotools/source/ucbhelper/localfilehelper.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 <com/sun/star/sdbc/XResultSet.hpp>
  21 #include <com/sun/star/ucb/XContentAccess.hpp>
  22 #include <com/sun/star/ucb/CommandAbortedException.hpp>
  23 #include <com/sun/star/ucb/UniversalContentBroker.hpp>
  24 #include <comphelper/processfactory.hxx>
  25 #include <unotools/localfilehelper.hxx>
  26 #include <ucbhelper/fileidentifierconverter.hxx>
  27 #include <rtl/ustring.hxx>
  28 #include <osl/file.hxx>
  29 #include <tools/urlobj.hxx>
  30 #include <ucbhelper/content.hxx>
  31 #include <vector>
  32
  33 using namespace ::osl;
  34 using namespace ::com::sun::star::uno;
  35 using namespace ::com::sun::star::ucb;
  36
  37 namespace utl
  38 {
  39
  40 sal_Bool LocalFileHelper::ConvertSystemPathToURL( const OUString& rName, const OUString& rBaseURL, OUString& rReturn )
  41 {
  42     rReturn = "";
  43
  44     Reference< XUniversalContentBroker > pBroker(
  45         UniversalContentBroker::create(
  46             comphelper::getProcessComponentContext() ) );
  47     try
  48     {
  49         rReturn = ::ucbhelper::getFileURLFromSystemPath( pBroker, rBaseURL, rName );
  50     }
  51     catch ( ::com::sun::star::uno::RuntimeException& )
  52     {
  53         return sal_False;
  54     }
  55
  56     return !rReturn.isEmpty();
  57 }
  58
  59 sal_Bool LocalFileHelper::ConvertURLToSystemPath( const OUString& rName, OUString& rReturn )
  60 {
  61     rReturn = "";
  62     Reference< XUniversalContentBroker > pBroker(
  63         UniversalContentBroker::create(
  64             comphelper::getProcessComponentContext() ) );
  65     try
  66     {
  67         rReturn = ::ucbhelper::getSystemPathFromFileURL( pBroker, rName );
  68     }
  69     catch ( ::com::sun::star::uno::RuntimeException& )
  70     {
  71     }
  72
  73     return !rReturn.isEmpty();
  74 }
  75
  76 bool LocalFileHelper::ConvertPhysicalNameToURL(const OUString& rName, OUString& rReturn)
  77 {
  78     rReturn = OUString();
  79     Reference< XUniversalContentBroker > pBroker(
  80         UniversalContentBroker::create(
  81             comphelper::getProcessComponentContext() ) );
  82     try
  83     {
  84         OUString aBase( ::ucbhelper::getLocalFileURL() );
  85         rReturn = ::ucbhelper::getFileURLFromSystemPath( pBroker, aBase, rName );
  86     }
  87     catch (const ::com::sun::star::uno::RuntimeException&)
  88     {
  89     }
  90
  91     return !rReturn.isEmpty();
  92 }
  93
  94 bool LocalFileHelper::ConvertURLToPhysicalName(const OUString& rName, OUString& rReturn)
  95 {
  96     rReturn = "";
  97     Reference< XUniversalContentBroker > pBroker(
  98         UniversalContentBroker::create(
  99             comphelper::getProcessComponentContext() ) );
 100     try
 101     {
 102         INetURLObject aObj( rName );
 103         INetURLObject aLocal( ::ucbhelper::getLocalFileURL() );
 104         if ( aObj.GetProtocol() == aLocal.GetProtocol() )
 105             rReturn = ::ucbhelper::getSystemPathFromFileURL( pBroker, rName );
 106     }
 107     catch (const ::com::sun::star::uno::RuntimeException&)
 108     {
 109     }
 110
 111     return !rReturn.isEmpty();
 112 }
 113
 114 sal_Bool LocalFileHelper::IsLocalFile(const OUString& rName)
 115 {
 116     OUString aTmp;
 117     return ConvertURLToPhysicalName(rName, aTmp);
 118 }
 119
 120 sal_Bool LocalFileHelper::IsFileContent(const OUString& rName)
 121 {
 122     OUString aTmp;
 123     return ConvertURLToSystemPath(rName, aTmp);
 124 }
 125
 126 typedef ::std::vector< OUString* > StringList_Impl;
 127
 128 ::com::sun::star::uno::Sequence < OUString > LocalFileHelper::GetFolderContents( const OUString& rFolder, sal_Bool bFolder )
 129 {
 130     StringList_Impl* pFiles = NULL;
 131     try
 132     {
 133         ::ucbhelper::Content aCnt(
 134             rFolder, Reference< XCommandEnvironment >(),
 135             comphelper::getProcessComponentContext() );
 136         Reference< ::com::sun::star::sdbc::XResultSet > xResultSet;
 137         ::com::sun::star::uno::Sequence< OUString > aProps(1);
 138         OUString* pProps = aProps.getArray();
 139         pProps[0] = "Url";
 140
 141         try
 142         {
 143             ::ucbhelper::ResultSetInclude eInclude = bFolder ? ::ucbhelper::INCLUDE_FOLDERS_AND_DOCUMENTS : ::ucbhelper::INCLUDE_DOCUMENTS_ONLY;
 144             xResultSet = aCnt.createCursor( aProps, eInclude );
 145         }
 146         catch( ::com::sun::star::ucb::CommandAbortedException& )
 147         {
 148         }
 149         catch( Exception& )
 150         {
 151         }
 152
 153         if ( xResultSet.is() )
 154         {
 155             pFiles = new StringList_Impl;
 156             Reference< XContentAccess > xContentAccess( xResultSet, UNO_QUERY );
 157             try
 158             {
 159                 while ( xResultSet->next() )
 160                 {
 161                     OUString aId = xContentAccess->queryContentIdentifierString();
 162                     OUString* pFile = new OUString( aId );
 163                     pFiles->push_back( pFile );
 164                 }
 165             }
 166             catch( ::com::sun::star::ucb::CommandAbortedException& )
 167             {
 168             }
 169             catch( Exception& )
 170             {
 171             }
 172         }
 173     }
 174     catch( Exception& )
 175     {
 176     }
 177
 178     if ( pFiles )
 179     {
 180         size_t nCount = pFiles->size();
 181         Sequence < OUString > aRet( nCount );
 182         OUString* pRet = aRet.getArray();
 183         for ( size_t i = 0; i < nCount; ++i )
 184         {
 185             OUString* pFile = (*pFiles)[ i ];
 186             pRet[i] = *( pFile );
 187             delete pFile;
 188         }
 189         delete pFiles;
 190         return aRet;
 191     }
 192     else
 193         return Sequence < OUString > ();
 194 }
 195
 196 }
 197
 198 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */