sfx2/source/bastyp/helper.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
  21 #include "helper.hxx"
  22 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  23 #include <com/sun/star/sdbc/XResultSet.hpp>
  24 #include <com/sun/star/sdbc/XRow.hpp>
  25 #include <com/sun/star/task/InteractionHandler.hpp>
  26 #include <com/sun/star/ucb/CommandAbortedException.hpp>
  27 #include <com/sun/star/ucb/IllegalIdentifierException.hpp>
  28 #include <com/sun/star/ucb/NameClash.hpp>
  29 #include <com/sun/star/ucb/NumberedSortingInfo.hpp>
  30 #include <com/sun/star/ucb/TransferInfo.hpp>
  31 #include <com/sun/star/ucb/XAnyCompareFactory.hpp>
  32 #include <com/sun/star/ucb/XCommandInfo.hpp>
  33 #include <com/sun/star/ucb/XContentAccess.hpp>
  34 #include <com/sun/star/ucb/XDynamicResultSet.hpp>
  35 #include <com/sun/star/ucb/XSortedDynamicResultSetFactory.hpp>
  36 #include <com/sun/star/util/DateTime.hpp>
  37 #include <com/sun/star/io/XInputStream.hpp>
  38 #include <unotools/localedatawrapper.hxx>
  39 #include <rtl/strbuf.hxx>
  40
  41 #include <tools/debug.hxx>
  42 #include <tools/urlobj.hxx>
  43 #include <tools/datetime.hxx>
  44 #include <vcl/svapp.hxx>
  45 #include <ucbhelper/content.hxx>
  46 #include <ucbhelper/commandenvironment.hxx>
  47 #include <comphelper/processfactory.hxx>
  48 #include <osl/file.hxx>
  49 #include <vector>
  50
  51 using namespace com::sun::star;
  52 using namespace comphelper;
  53 using namespace osl;
  54
  55 using ::std::vector;
  56
  57
  58 std::vector<OUString> SfxContentHelper::GetResultSet( const OUString& rURL )
  59 {
  60     vector<OUString> aList;
  61     try
  62     {
  63         ::ucbhelper::Content aCnt( rURL, uno::Reference< ucb::XCommandEnvironment >(), comphelper::getProcessComponentContext() );
  64         uno::Reference< sdbc::XResultSet > xResultSet;
  65         uno::Reference< ucb::XDynamicResultSet > xDynResultSet;
  66         uno::Sequence< OUString > aProps(3);
  67         OUString* pProps = aProps.getArray();
  68         pProps[0] = "Title";
  69         pProps[1] = "ContentType";
  70         pProps[2] = "IsFolder";
  71
  72         try
  73         {
  74             xDynResultSet = aCnt.createDynamicCursor( aProps, ::ucbhelper::INCLUDE_FOLDERS_AND_DOCUMENTS );
  75             if ( xDynResultSet.is() )
  76                 xResultSet = xDynResultSet->getStaticResultSet();
  77         }
  78         catch( const ucb::CommandAbortedException& )
  79         {
  80             SAL_WARN( "sfx2.bastyp", "GetResultSet: CommandAbortedException" );
  81         }
  82         catch( const uno::Exception& )
  83         {
  84             SAL_WARN( "sfx2.bastyp", "GetResultSet: Any other exception" );
  85         }
  86
  87
  88         if ( xResultSet.is() )
  89         {
  90             uno::Reference< sdbc::XRow > xRow( xResultSet, uno::UNO_QUERY );
  91             uno::Reference< ucb::XContentAccess > xContentAccess( xResultSet, uno::UNO_QUERY );
  92
  93             try
  94             {
  95                 while ( xResultSet->next() )
  96                 {
  97                     String aTitle( xRow->getString(1) );
  98                     String aType( xRow->getString(2) );
  99                     String aRow = aTitle;
 100                     aRow += '\t';
 101                     aRow += aType;
 102                     aRow += '\t';
 103                     aRow += String( xContentAccess->queryContentIdentifierString() );
 104                     aList.push_back( OUString( aRow ) );
 105                 }
 106             }
 107             catch( const ucb::CommandAbortedException& )
 108             {
 109                 SAL_WARN( "sfx2.bastyp", "XContentAccess::next(): CommandAbortedException" );
 110             }
 111             catch( const uno::Exception& )
 112             {
 113                 SAL_WARN( "sfx2.bastyp", "XContentAccess::next(): Any other exception" );
 114             }
 115         }
 116     }
 117     catch( const uno::Exception& e )
 118     {
 119         SAL_WARN( "sfx2.bastyp", "GetResultSet: Any other exception: " << e.Message );
 120     }
 121
 122     return aList;
 123 }
 124
 125 // -----------------------------------------------------------------------
 126
 127 std::vector< OUString > SfxContentHelper::GetHelpTreeViewContents( const OUString& rURL )
 128 {
 129     vector< OUString > aProperties;
 130     try
 131     {
 132         uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
 133         uno::Reference< task::XInteractionHandler > xInteractionHandler(
 134             task::InteractionHandler::createWithParent(xContext, 0), uno::UNO_QUERY_THROW );
 135
 136         ::ucbhelper::Content aCnt( rURL, new ::ucbhelper::CommandEnvironment( xInteractionHandler, uno::Reference< ucb::XProgressHandler >() ), comphelper::getProcessComponentContext() );
 137         uno::Reference< sdbc::XResultSet > xResultSet;
 138         uno::Sequence< OUString > aProps(2);
 139         OUString* pProps = aProps.getArray();
 140         pProps[0] = "Title";
 141         pProps[1] = "IsFolder";
 142
 143         try
 144         {
 145             uno::Reference< ucb::XDynamicResultSet > xDynResultSet;
 146             xDynResultSet = aCnt.createDynamicCursor( aProps, ::ucbhelper::INCLUDE_FOLDERS_AND_DOCUMENTS );
 147             if ( xDynResultSet.is() )
 148                 xResultSet = xDynResultSet->getStaticResultSet();
 149         }
 150         catch( const ucb::CommandAbortedException& )
 151         {
 152         }
 153         catch( const uno::Exception& )
 154         {
 155         }
 156
 157         if ( xResultSet.is() )
 158         {
 159             uno::Reference< sdbc::XRow > xRow( xResultSet, uno::UNO_QUERY );
 160             uno::Reference< ucb::XContentAccess > xContentAccess( xResultSet, uno::UNO_QUERY );
 161
 162             try
 163             {
 164                 while ( xResultSet->next() )
 165                 {
 166                     String aTitle( xRow->getString(1) );
 167                     sal_Bool bFolder = xRow->getBoolean(2);
 168                     String aRow = aTitle;
 169                     aRow += '\t';
 170                     aRow += String( xContentAccess->queryContentIdentifierString() );
 171                     aRow += '\t';
 172                     aRow += bFolder ? '1' : '0';
 173                     aProperties.push_back( OUString( aRow ) );
 174                 }
 175             }
 176             catch( const ucb::CommandAbortedException& )
 177             {
 178             }
 179             catch( const uno::Exception& )
 180             {
 181             }
 182         }
 183     }
 184     catch( const uno::Exception& )
 185     {
 186     }
 187
 188     return aProperties;
 189 }
 190
 191 // -----------------------------------------------------------------------
 192
 193 OUString SfxContentHelper::GetActiveHelpString( const OUString& rURL )
 194 {
 195     OUStringBuffer aRet;
 196     try
 197     {
 198         uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
 199         uno::Reference< task::XInteractionHandler > xInteractionHandler(
 200             task::InteractionHandler::createWithParent(xContext, 0), uno::UNO_QUERY_THROW );
 201         ::ucbhelper::Content aCnt( rURL, new ::ucbhelper::CommandEnvironment( xInteractionHandler, uno::Reference< ucb::XProgressHandler >() ), comphelper::getProcessComponentContext() );
 202         // open the "active help" stream
 203         uno::Reference< io::XInputStream > xStream = aCnt.openStream();
 204         // and convert it to a String
 205         uno::Sequence< sal_Int8 > lData;
 206         sal_Int32 nRead = xStream->readBytes( lData, 1024 );
 207         while ( nRead > 0 )
 208         {
 209             OString sOldString( (sal_Char*)lData.getConstArray(), nRead );
 210             OUString sString = OStringToOUString( sOldString, RTL_TEXTENCODING_UTF8 );
 211             aRet.append( sString );
 212
 213             nRead = xStream->readBytes( lData, 1024 );
 214         }
 215     }
 216     catch( const uno::Exception& )
 217     {
 218     }
 219
 220     return aRet.makeStringAndClear();
 221 }
 222
 223 // -----------------------------------------------------------------------
 224
 225 bool SfxContentHelper::IsHelpErrorDocument( const OUString& rURL )
 226 {
 227     bool bRet = false;
 228     try
 229     {
 230         ::ucbhelper::Content aCnt( INetURLObject( rURL ).GetMainURL( INetURLObject::NO_DECODE ),
 231                       uno::Reference< ucb::XCommandEnvironment >(),
 232                       comphelper::getProcessComponentContext() );
 233         if ( !( aCnt.getPropertyValue( "IsErrorDocument" ) >>= bRet ) )
 234         {
 235             SAL_WARN( "sfx2.bastyp", "Property 'IsErrorDocument' is missing" );
 236         }
 237     }
 238     catch( const uno::Exception& )
 239     {
 240     }
 241
 242     return bRet;
 243 }
 244
 245 // -----------------------------------------------------------------------
 246
 247 sal_Int64 SfxContentHelper::GetSize( const OUString& rContent )
 248 {
 249     sal_Int64 nSize = 0;
 250     INetURLObject aObj( rContent );
 251     DBG_ASSERT( aObj.GetProtocol() != INET_PROT_NOT_VALID, "Invalid URL!" );
 252     try
 253     {
 254         ::ucbhelper::Content aCnt( aObj.GetMainURL( INetURLObject::NO_DECODE ), uno::Reference< ucb::XCommandEnvironment >(), comphelper::getProcessComponentContext() );
 255         aCnt.getPropertyValue( "Size" ) >>= nSize;
 256     }
 257     catch( const ucb::CommandAbortedException& )
 258     {
 259         SAL_WARN( "sfx2.bastyp", "CommandAbortedException" );
 260     }
 261     catch( const uno::Exception& )
 262     {
 263         SAL_WARN( "sfx2.bastyp", "Any other exception" );
 264     }
 265     return nSize;
 266 }
 267
 268 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */