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//=============================================================================
//
// File : kvi_kvs_treenode_scopeoperator.cpp
// Created on Tue 07 Oct 2003 02:33:01 by Szymon Stefanek
//
// This file is part of the KVIrc IRC client distribution
// Copyright (C) 2003 Szymon Stefanek <pragma at kvirc dot net>
//
// This program is FREE software. You can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your opinion) any later version.
//
// This program is distributed in the HOPE that it will be USEFUL,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, write to the Free Software Foundation,
// Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================
#define __KVIRC__
#include "kvi_kvs_treenode_scopeoperator.h"
#include "kvi_qstring.h"
#include "kvi_kvs_variant.h"
#include "kvi_kvs_runtimecontext.h"
#include "kvi_kvs_kernel.h"
#include "kvi_kvs_object.h"
#include "kvi_kvs_object_controller.h"
#include "kvi_locale.h"
KviKvsTreeNodeScopeOperator::KviKvsTreeNodeScopeOperator(const TQChar * pLocation,KviKvsTreeNodeData * pObject,KviKvsTreeNodeData * pData)
: KviKvsTreeNodeData(pLocation)
{
m_pObjectReference = pObject;
m_pObjectReference->setParent(this);
m_pRightSide = pData;
m_pRightSide->setParent(this);
}
KviKvsTreeNodeScopeOperator::~KviKvsTreeNodeScopeOperator()
{
delete m_pObjectReference;
delete m_pRightSide;
}
void KviKvsTreeNodeScopeOperator::contextDescription(TQString &szBuffer)
{
szBuffer = "Scope Operator";
}
void KviKvsTreeNodeScopeOperator::dump(const char * prefix)
{
debug("%s ScopeOperator",prefix);
TQString tmp = prefix;
tmp.append(" ");
m_pObjectReference->dump(tmp.utf8().data());
m_pRightSide->dump(tmp.utf8().data());
}
bool KviKvsTreeNodeScopeOperator::isReadOnly()
{
return m_pRightSide->isReadOnly();
}
bool KviKvsTreeNodeScopeOperator::canEvaluateToObjectReference()
{
return m_pRightSide->canEvaluateToObjectReference();
}
bool KviKvsTreeNodeScopeOperator::isFunctionCall()
{
return m_pRightSide->isFunctionCall();
}
bool KviKvsTreeNodeScopeOperator::canEvaluateInObjectScope()
{
return m_pObjectReference->canEvaluateInObjectScope();
}
KviKvsObject * KviKvsTreeNodeScopeOperator::objectFromVariant(KviKvsRunTimeContext * c,KviKvsVariant * v)
{
kvs_hobject_t hObject;
if(!v->asHObject(hObject))
{
c->error(this,__tr2qs("The left side of the scope operator didn't evaluate as an object reference"));
return 0;
}
if(hObject == (kvs_hobject_t)0)
{
c->error(this,__tr2qs("The left side of the scope operator evaluated to a null object reference"));
return 0;
}
KviKvsObject * o = KviKvsKernel::instance()->objectController()->lookupObject(hObject);
if(!o)
{
c->error(this,__tr2qs("The left side of the scope operator evaluated to an invalid object reference (object doesn't exist)"));
return 0;
}
return o;
}
bool KviKvsTreeNodeScopeOperator::evaluateReadOnly(KviKvsRunTimeContext * c,KviKvsVariant * pBuffer)
{
KviKvsVariant ret;
if(!m_pObjectReference->evaluateReadOnly(c,&ret))return false;
KviKvsObject * o = objectFromVariant(c,&ret);
if(!o)return false;
return m_pRightSide->evaluateReadOnlyInObjectScope(o,c,pBuffer);
}
KviKvsRWEvaluationResult * KviKvsTreeNodeScopeOperator::evaluateReadWrite(KviKvsRunTimeContext * c)
{
KviKvsVariant ret;
if(!m_pObjectReference->evaluateReadOnly(c,&ret))return 0;
KviKvsObject * o = objectFromVariant(c,&ret);
if(!o)return 0;
return m_pRightSide->evaluateReadWriteInObjectScope(o,c);
}
bool KviKvsTreeNodeScopeOperator::evaluateReadOnlyInObjectScope(KviKvsObject * o,KviKvsRunTimeContext * c,KviKvsVariant * pBuffer)
{
KviKvsVariant ret;
if(!m_pObjectReference->evaluateReadOnlyInObjectScope(o,c,&ret))return false;
KviKvsObject * pObject = objectFromVariant(c,&ret);
if(!pObject)return false;
return m_pRightSide->evaluateReadOnlyInObjectScope(pObject,c,pBuffer);
}
KviKvsRWEvaluationResult * KviKvsTreeNodeScopeOperator::evaluateReadWriteInObjectScope(KviKvsObject * o,KviKvsRunTimeContext * c)
{
KviKvsVariant ret;
if(!m_pObjectReference->evaluateReadOnlyInObjectScope(o,c,&ret))return 0;
KviKvsObject * pObject = objectFromVariant(c,&ret);
if(!pObject)return 0;
return m_pRightSide->evaluateReadWriteInObjectScope(pObject,c);
}
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