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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/utilities/pgsContext.h"
#include <wx/datetime.h>
#include <wx/regex.h>
#include <typeinfo>
#include "pgscript/objects/pgsNumber.h"
#include "pgscript/objects/pgsString.h"
#include "pgscript/statements/pgsExpressionStmt.h"
#include <wx/listimpl.cpp>
WX_DEFINE_LIST(pgsListExpression);
pgsContext::pgsContext(pgsOutputStream &cout) :
m_cout(cout)
{
}
pgsContext::~pgsContext()
{
}
pgsVariable *pgsContext::zero()
{
pgsVariable *zero = pnew pgsNumber(wxT("0"));
push_var(zero);
return zero;
}
pgsVariable *pgsContext::one()
{
pgsVariable *one = pnew pgsNumber(wxT("1"));
push_var(one);
return one;
}
pgsVariable *pgsContext::seed()
{
pgsVariable *seed = pnew pgsNumber(wxString() << wxDateTime::GetTimeNow());
push_var(seed);
return seed;
}
pgsVariable *pgsContext::encoding()
{
pgsVariable *encoding = pnew pgsString(wxLocale::GetSystemEncodingName());
push_var(encoding);
return encoding;
}
pgsStmtList *pgsContext::stmt_list(pgsThread *app)
{
pgsStmtList *stmt_list = pnew pgsStmtList(m_cout, app);
push_stmt(stmt_list);
return stmt_list;
}
void pgsContext::add_column(const wxString &column)
{
m_columns.Add(column);
}
const wxArrayString &pgsContext::columns()
{
return m_columns;
}
void pgsContext::clear_columns()
{
m_columns.Clear();
}
void pgsContext::push_var(pgsExpression *var)
{
wxLogScriptVerbose(wxT("PUSH EXPR %s"), var->value().c_str());
m_vars.push_back(var);
}
void pgsContext::pop_var()
{
wxLogScriptVerbose(wxT("POP EXPR %s"), m_vars.back()->value().c_str());
m_vars.pop_back();
}
size_t pgsContext::size_vars() const
{
return m_vars.GetCount();
}
void pgsContext::push_stmt(pgsStmt *stmt)
{
wxLogScriptVerbose(wxT("PUSH STMT %s"), wxString(typeid(*stmt).name(),
wxConvUTF8).c_str());
m_stmts.push_back(stmt);
}
void pgsContext::pop_stmt()
{
wxLogScriptVerbose(wxT("POP STMT %s"), wxString(typeid(*(m_stmts.back()))
.name(), wxConvUTF8).c_str());
m_stmts.pop_back();
}
size_t pgsContext::size_stmts() const
{
return m_stmts.GetCount();
}
void pgsContext::clear_stacks()
{
while (!m_vars.empty())
{
pdelete(m_vars.back());
m_vars.pop_back();
}
while (!m_stmts.empty())
{
pdelete(m_stmts.back());
m_stmts.pop_back();
}
}
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