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//=============================================================================
//
// File : kvi_kvs_treenode_hashelement.cpp
// Created on Tue 07 Oct 2003 03:04:18 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_hashelement.h"
#include "kvi_kvs_runtimecontext.h"
#include "kvi_locale.h"
#include "kvi_kvs_hash.h"
#include "kvi_kvs_object.h"
KviKvsTreeNodeHashElement::KviKvsTreeNodeHashElement(const TQChar * pLocation,KviKvsTreeNodeData * pSource,KviKvsTreeNodeData * pKey)
: KviKvsTreeNodeArrayOrHashElement(pLocation,pSource)
{
#ifdef COMPILE_NEW_KVS
m_pKey = pKey;
m_pKey->setParent(this);
#endif
}
KviKvsTreeNodeHashElement::~KviKvsTreeNodeHashElement()
{
#ifdef COMPILE_NEW_KVS
delete m_pKey;
#endif
}
void KviKvsTreeNodeHashElement::contextDescription(TQString &szBuffer)
{
#ifdef COMPILE_NEW_KVS
szBuffer = "Hash Element Evaluation";
#endif
}
void KviKvsTreeNodeHashElement::dump(const char * prefix)
{
#ifdef COMPILE_NEW_KVS
tqDebug("%s HashElement",prefix);
TQString tmp = prefix;
tmp.append(" ");
m_pSource->dump(tmp.utf8().data());
m_pKey->dump(tmp.utf8().data());
#endif
}
bool KviKvsTreeNodeHashElement::evaluateReadOnlyInObjectScope(KviKvsObject *o,KviKvsRunTimeContext * c,KviKvsVariant * pBuffer)
{
#ifdef COMPILE_NEW_KVS
KviKvsVariant key;
if(!m_pKey->evaluateReadOnly(c,&key))return false;
TQString szKey;
key.asString(szKey);
if(szKey.isEmpty())
{
c->warning(this,__tr2qs("Hash key evaluated to empty string: fix the script"));
pBuffer->setNothing();
return true;
}
KviKvsVariant val;
if(o)
{
if(!m_pSource->evaluateReadOnlyInObjectScope(o,c,&val))return false;
} else {
if(!m_pSource->evaluateReadOnly(c,&val))return false;
}
if(!val.isHash())
{
if(!val.isNothing())
{
TQString szType;
val.getTypeName(szType);
c->warning(this,__tr2qs("The argument of the {} subscript didn't evaluate to a hash: automatic conversion from type '%Q' supplied"),&szType);
}
pBuffer->setNothing();
return true;
}
KviKvsVariant * v = val.hash()->find(szKey);
if(!v)
{
pBuffer->setNothing();
return true;
}
pBuffer->copyFrom(v);
#endif
return true;
}
KviKvsRWEvaluationResult * KviKvsTreeNodeHashElement::evaluateReadWriteInObjectScope(KviKvsObject *o,KviKvsRunTimeContext * c)
{
#ifdef COMPILE_NEW_KVS
KviKvsVariant key;
if(!m_pKey->evaluateReadOnly(c,&key))return 0;
TQString szKey;
key.asString(szKey);
if(szKey.isEmpty())
{
c->warning(this,__tr2qs("Hash key evaluated to empty string: fix the script"));
}
KviKvsRWEvaluationResult * result;
if(o)result = m_pSource->evaluateReadWriteInObjectScope(o,c);
else result = m_pSource->evaluateReadWrite(c);
if(!result)return 0;
if(!result->result()->isHash())
{
// convert to hash in some way
//#warning "Supply a *real* conversion from other types to array ?"
if(!result->result()->isNothing())
{
TQString szType;
result->result()->getTypeName(szType);
c->warning(this,__tr2qs("The argument of the {} subscript didn't evaluate to a hash automatic conversion from %Q supplied"),&szType);
}
result->result()->setHash(new KviKvsHash());
}
return new KviKvsHashElement(result,result->result()->hash()->get(szKey),result->result()->hash(),szKey);
#else
return 0;
#endif
}
bool KviKvsTreeNodeHashElement::evaluateReadOnly(KviKvsRunTimeContext * c,KviKvsVariant * pBuffer)
{
return evaluateReadOnlyInObjectScope(0,c,pBuffer);
}
KviKvsRWEvaluationResult * KviKvsTreeNodeHashElement::evaluateReadWrite(KviKvsRunTimeContext * c)
{
return evaluateReadWriteInObjectScope(0,c);
}
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