ucb/source/ucp/webdav/DAVProperties.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 <string.h>
  21 #include "DAVProperties.hxx"
  22 #include <rtl/ustrbuf.hxx>
  23
  24 using namespace http_dav_ucp;
  25
  26 const OUString DAVProperties::CREATIONDATE =
  27                 OUString( "DAV:creationdate" );
  28 const OUString DAVProperties::DISPLAYNAME =
  29                 OUString( "DAV:displayname" );
  30 const OUString DAVProperties::GETCONTENTLANGUAGE =
  31                 OUString( "DAV:getcontentlanguage" );
  32 const OUString DAVProperties::GETCONTENTLENGTH =
  33                 OUString( "DAV:getcontentlength" );
  34 const OUString DAVProperties::GETCONTENTTYPE =
  35                 OUString( "DAV:getcontenttype" );
  36 const OUString DAVProperties::GETETAG =
  37                 OUString( "DAV:getetag" );
  38 const OUString DAVProperties::GETLASTMODIFIED =
  39                 OUString( "DAV:getlastmodified" );
  40 const OUString DAVProperties::LOCKDISCOVERY =
  41                 OUString( "DAV:lockdiscovery" );
  42 const OUString DAVProperties::RESOURCETYPE =
  43                 OUString( "DAV:resourcetype" );
  44 const OUString DAVProperties::SUPPORTEDLOCK =
  45                 OUString( "DAV:supportedlock" );
  46
  47 const OUString DAVProperties::EXECUTABLE =
  48                 OUString( "http://apache.org/dav/props/executable" );
  49
  50
  51 // static
  52 void DAVProperties::createSerfPropName( const OUString & rFullName,
  53                                         SerfPropName & rName )
  54 {
  55     if ( rFullName.startsWith( "DAV:" ) )
  56     {
  57         rName.nspace = "DAV:";
  58         rName.name
  59             = strdup( OUStringToOString(
  60                         rFullName.copy( RTL_CONSTASCII_LENGTH( "DAV:" ) ),
  61                                         RTL_TEXTENCODING_UTF8 ).getStr() );
  62     }
  63     else if ( rFullName.startsWith( "http://apache.org/dav/props/" ) )
  64     {
  65         rName.nspace = "http://apache.org/dav/props/";
  66         rName.name
  67             = strdup( OUStringToOString(
  68                         rFullName.copy(
  69                             RTL_CONSTASCII_LENGTH(
  70                                 "http://apache.org/dav/props/" ) ),
  71                             RTL_TEXTENCODING_UTF8 ).getStr() );
  72     }
  73     else if ( rFullName.startsWith( "http://ucb.openoffice.org/dav/props/" ) )
  74     {
  75         rName.nspace = "http://ucb.openoffice.org/dav/props/";
  76         rName.name
  77             = strdup( OUStringToOString(
  78                         rFullName.copy(
  79                             RTL_CONSTASCII_LENGTH(
  80                                 "http://ucb.openoffice.org/dav/props/" ) ),
  81                             RTL_TEXTENCODING_UTF8 ).getStr() );
  82     }
  83     else if ( rFullName.startsWith( "<prop:" ) )
  84     {
  85         // Support for 3rd party namespaces/props
  86
  87         OString aFullName
  88             = OUStringToOString( rFullName, RTL_TEXTENCODING_UTF8 );
  89
  90         // Format: <prop:the_propname xmlns:prop="the_namespace">
  91
  92         sal_Int32 nStart = RTL_CONSTASCII_LENGTH( "<prop:" );
  93         sal_Int32 nLen = aFullName.indexOf( ' ' ) - nStart;
  94         rName.name = strdup( aFullName.copy( nStart, nLen ).getStr() );
  95
  96         nStart = aFullName.indexOf( '=', nStart + nLen ) + 2; // after ="
  97         nLen = aFullName.getLength() - RTL_CONSTASCII_LENGTH( "\">" ) - nStart;
  98         rName.nspace = strdup( aFullName.copy( nStart, nLen ).getStr() );
  99     }
 100     else
 101     {
 102         // Add our namespace to our own properties.
 103         rName.nspace = "http://ucb.openoffice.org/dav/props/";
 104         rName.name
 105             = strdup( OUStringToOString( rFullName,
 106                                               RTL_TEXTENCODING_UTF8 ).getStr() );
 107     }
 108 }
 109
 110
 111 // static
 112 void DAVProperties::createUCBPropName( const char * nspace,
 113                                        const char * name,
 114                                        OUString & rFullName )
 115 {
 116     OUString aNameSpace
 117         = OStringToOUString( nspace, RTL_TEXTENCODING_UTF8 );
 118     OUString aName
 119         = OStringToOUString( name,   RTL_TEXTENCODING_UTF8 );
 120
 121     if ( !aNameSpace.getLength() )
 122     {
 123         // Some servers send XML without proper namespaces. Assume "DAV:"
 124         // in this case, if name is a well-known dav property name.
 125         // Although this is not 100% correct, it solves many problems.
 126
 127         if ( DAVProperties::RESOURCETYPE.matchIgnoreAsciiCase( aName, 4 )  ||
 128              DAVProperties::SUPPORTEDLOCK.matchIgnoreAsciiCase( aName, 4 ) ||
 129              DAVProperties::LOCKDISCOVERY.matchIgnoreAsciiCase( aName, 4 ) ||
 130              DAVProperties::CREATIONDATE.matchIgnoreAsciiCase( aName, 4 ) ||
 131              DAVProperties::DISPLAYNAME.matchIgnoreAsciiCase( aName, 4 ) ||
 132              DAVProperties::GETCONTENTLANGUAGE.matchIgnoreAsciiCase( aName, 4 ) ||
 133              DAVProperties::GETCONTENTLENGTH.matchIgnoreAsciiCase( aName, 4 ) ||
 134              DAVProperties::GETCONTENTTYPE.matchIgnoreAsciiCase( aName, 4 ) ||
 135              DAVProperties::GETETAG.matchIgnoreAsciiCase( aName, 4 ) ||
 136              DAVProperties::GETLASTMODIFIED.matchIgnoreAsciiCase( aName, 4 ) )
 137         {
 138             aNameSpace = "DAV:";
 139         }
 140     }
 141
 142     // Note: Concatenating strings BEFORE comparing against known namespaces
 143     //       is important. See RFC 2815 ( 23.4.2 Meaning of Qualified Names ).
 144     rFullName  = aNameSpace;
 145     rFullName += aName;
 146
 147     if ( rFullName.startsWith( "DAV:" ) )
 148     {
 149         // Okay, Just concat strings.
 150     }
 151     else if ( rFullName.startsWith( "http://apache.org/dav/props/" ) )
 152     {
 153         // Okay, Just concat strings.
 154     }
 155     else if ( rFullName.startsWith( "http://ucb.openoffice.org/dav/props/" ) )
 156     {
 157         // Remove namespace from our own properties.
 158         rFullName = rFullName.copy(
 159                         RTL_CONSTASCII_LENGTH(
 160                             "http://ucb.openoffice.org/dav/props/" ) );
 161     }
 162     else
 163     {
 164         // Create property name that encodes, namespace and name ( XML ).
 165         rFullName  = "<prop:";
 166         rFullName += aName;
 167         rFullName += " xmlns:prop=\"";
 168         rFullName += aNameSpace;
 169         rFullName += "\">";
 170     }
 171 }
 172
 173
 174 // static
 175 bool DAVProperties::isUCBDeadProperty( const SerfPropName & rName )
 176 {
 177     return ( rName.nspace &&
 178              ( rtl_str_compareIgnoreAsciiCase(
 179                  rName.nspace, "http://ucb.openoffice.org/dav/props/" )
 180                == 0 ) );
 181 }
 182
 183 bool DAVProperties::isUCBSpecialProperty(const rtl::OUString& rFullName, rtl::OUString& rParsedName)
 184 {
 185     sal_Int32 nLen = rFullName.getLength();
 186     if ( nLen <= 0 ||
 187             !rFullName.startsWith( "<prop:" ) ||
 188             !rFullName.endsWith( "\">" ) )
 189         return false;
 190
 191     sal_Int32 nStart = RTL_CONSTASCII_LENGTH( "<prop:" );
 192     sal_Int32 nEnd = rFullName.indexOf( ' ', nStart );
 193     if ( nEnd == -1 )
 194         return false;
 195
 196     rtl::OUString sPropName = rFullName.copy( nStart, nEnd - nStart );
 197     if ( !sPropName.getLength() )
 198         return false;
 199
 200     // TODO skip whitespaces?
 201     if ( !rFullName.match( "xmlns:prop=\"", ++nEnd ) )
 202         return false;
 203
 204     nStart = nEnd + RTL_CONSTASCII_LENGTH( "xmlns:prop=\"" );
 205     nEnd = rFullName.indexOf( '"', nStart );
 206     if ( nEnd != nLen - RTL_CONSTASCII_LENGTH( "\">" ) )
 207         return false;
 208
 209     rtl::OUString sNamesp = rFullName.copy( nStart, nEnd - nStart );
 210     if ( !( nLen = sNamesp.getLength() ) )
 211         return false;
 212
 213     rtl::OUStringBuffer aBuff( sNamesp );
 214     if ( sNamesp[nLen - 1] != '/' )
 215         aBuff.append( '/' );
 216     aBuff.append( sPropName );
 217     rParsedName = aBuff.makeStringAndClear();
 218
 219     return rParsedName.getLength();
 220 }
 221
 222 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */