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akonadi

collectionrightsattribute.cpp

00001 /*
00002     Copyright (c) 2007 Tobias Koenig <tokoe@kde.org>
00003 
00004     This library is free software; you can redistribute it and/or modify it
00005     under the terms of the GNU Library General Public License as published by
00006     the Free Software Foundation; either version 2 of the License, or (at your
00007     option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful, but WITHOUT
00010     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00011     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00012     License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to the
00016     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
00017     02110-1301, USA.
00018 */
00019 
00020 #include "collectionrightsattribute.h"
00021 
00022 using namespace Akonadi;
00023 
00024 static const char* s_accessRightsIdentifier = "AccessRights";
00025 
00026 static Collection::Rights dataToRights( const QByteArray &data )
00027 {
00028   Collection::Rights rights = Collection::ReadOnly;
00029 
00030   if ( data.isEmpty() || data.at( 0 ) == 'a' )
00031     return Collection::AllRights;
00032 
00033   for ( int i = 0; i < data.count(); ++i ) {
00034     switch ( data.at( i ) ) {
00035       case 'w': rights |= Collection::CanChangeItem; break;
00036       case 'c': rights |= Collection::CanCreateItem; break;
00037       case 'd': rights |= Collection::CanDeleteItem; break;
00038       case 'W': rights |= Collection::CanChangeCollection; break;
00039       case 'C': rights |= Collection::CanCreateCollection; break;
00040       case 'D': rights |= Collection::CanDeleteCollection; break;
00041     }
00042   }
00043 
00044   return rights;
00045 }
00046 
00047 static QByteArray rightsToData( Collection::Rights &rights )
00048 {
00049   if ( rights == Collection::AllRights )
00050     return QByteArray( "a" );
00051 
00052   QByteArray data;
00053   if ( rights & Collection::CanChangeItem )
00054     data.append( 'w' );
00055   if ( rights & Collection::CanCreateItem )
00056     data.append( 'c' );
00057   if ( rights & Collection::CanDeleteItem )
00058     data.append( 'd' );
00059   if ( rights & Collection::CanChangeCollection )
00060     data.append( 'W' );
00061   if ( rights & Collection::CanCreateCollection )
00062     data.append( 'C' );
00063   if ( rights & Collection::CanDeleteCollection )
00064     data.append( 'D' );
00065 
00066   return data;
00067 }
00068 
00072 class CollectionRightsAttribute::Private
00073 {
00074   public:
00075     QByteArray mData;
00076 };
00077 
00078 CollectionRightsAttribute::CollectionRightsAttribute()
00079   : Attribute(), d( new Private )
00080 {
00081 }
00082 
00083 CollectionRightsAttribute::~CollectionRightsAttribute()
00084 {
00085   delete d;
00086 }
00087 
00088 void CollectionRightsAttribute::setRights( Collection::Rights rights )
00089 {
00090   d->mData = rightsToData( rights );
00091 }
00092 
00093 Collection::Rights CollectionRightsAttribute::rights() const
00094 {
00095   return dataToRights( d->mData );
00096 }
00097 
00098 CollectionRightsAttribute* CollectionRightsAttribute::clone() const
00099 {
00100   CollectionRightsAttribute *attr = new CollectionRightsAttribute();
00101   attr->d->mData = d->mData;
00102 
00103   return attr;
00104 }
00105 
00106 QByteArray CollectionRightsAttribute::type() const
00107 {
00108   return s_accessRightsIdentifier;
00109 }
00110 
00111 QByteArray CollectionRightsAttribute::serialized() const
00112 {
00113   return d->mData;
00114 }
00115 
00116 void CollectionRightsAttribute::deserialize( const QByteArray &data )
00117 {
00118   d->mData = data;
00119 }

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