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//////////////////////////////////////////////////////////////////////////
//
// pgScript - PostgreSQL Tools
//
// Copyright (C) 2002 - 2012, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
#include "pgscript/expressions/pgsIdent.h"
#include <wx/datetime.h>
#include "pgscript/objects/pgsNumber.h"
#include "pgscript/objects/pgsString.h"
const wxString pgsIdent::m_now = wxT("@NOW");
pgsIdent::pgsIdent(const wxString &name) :
pgsExpression(), m_name(name)
{
}
pgsIdent::~pgsIdent()
{
}
pgsExpression *pgsIdent::clone() const
{
return pnew pgsIdent(*this);
}
wxString pgsIdent::value() const
{
return m_name;
}
pgsOperand pgsIdent::eval(pgsVarMap &vars) const
{
if (vars.find(m_name) != vars.end())
{
return vars[m_name];
}
else if (m_name == m_now)
{
time_t now = wxDateTime::GetTimeNow();
return pnew pgsNumber(wxString() << now);
}
else
{
return pnew pgsString(wxT(""));
}
}
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