icinga2/lib/config/configitembuilder.cpp

103 lines
3.8 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
* *
* 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 option) 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 St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "config/configitembuilder.h"
#include "config/configcompilercontext.h"
#include "base/dynamictype.h"
#include <sstream>
#include <boost/foreach.hpp>
using namespace icinga;
ConfigItemBuilder::ConfigItemBuilder(void)
: m_Abstract(false), m_Expressions(make_shared<Array>())
{
m_DebugInfo.FirstLine = 0;
m_DebugInfo.FirstColumn = 0;
m_DebugInfo.LastLine = 0;
m_DebugInfo.LastColumn = 0;
}
ConfigItemBuilder::ConfigItemBuilder(const DebugInfo& debugInfo)
: m_Abstract(false), m_Expressions(make_shared<Array>())
{
m_DebugInfo = debugInfo;
}
void ConfigItemBuilder::SetType(const String& type)
{
m_Type = type;
}
void ConfigItemBuilder::SetName(const String& name)
{
m_Name = name;
}
void ConfigItemBuilder::SetAbstract(bool abstract)
{
m_Abstract = abstract;
}
void ConfigItemBuilder::AddParent(const String& parent)
{
m_Parents.push_back(parent);
}
void ConfigItemBuilder::AddExpression(const AExpression::Ptr& expr)
{
m_Expressions->Add(expr);
}
ConfigItem::Ptr ConfigItemBuilder::Compile(void)
{
if (m_Type.IsEmpty()) {
std::ostringstream msgbuf;
msgbuf << "The type name of an object may not be empty: " << m_DebugInfo;
BOOST_THROW_EXCEPTION(std::invalid_argument(msgbuf.str()));
}
if (!DynamicType::GetByName(m_Type)) {
std::ostringstream msgbuf;
msgbuf << "The type '" + m_Type + "' is unknown: " << m_DebugInfo;
BOOST_THROW_EXCEPTION(std::invalid_argument(msgbuf.str()));
}
if (m_Name.IsEmpty()) {
std::ostringstream msgbuf;
msgbuf << "The name of an object may not be empty: " << m_DebugInfo;
BOOST_THROW_EXCEPTION(std::invalid_argument(msgbuf.str()));
}
BOOST_FOREACH(const String& parent, m_Parents) {
if (parent == m_Name)
BOOST_THROW_EXCEPTION(std::invalid_argument("Configuration item '" + m_Name + "' of type '" + m_Type + "' must not inherit from itself."));
}
Array::Ptr exprs = make_shared<Array>();
exprs->Add(make_shared<AExpression>(&AExpression::OpDict, m_Expressions, true, m_DebugInfo));
exprs->Add(make_shared<AExpression>(&AExpression::OpSet, "__type", make_shared<AExpression>(&AExpression::OpLiteral, m_Type, m_DebugInfo), m_DebugInfo));
exprs->Add(make_shared<AExpression>(&AExpression::OpSet, "__name", make_shared<AExpression>(&AExpression::OpLiteral, m_Name, m_DebugInfo), m_DebugInfo));
AExpression::Ptr exprl = make_shared<AExpression>(&AExpression::OpDict, exprs, true, m_DebugInfo);
return make_shared<ConfigItem>(m_Type, m_Name, m_Abstract, exprl,
m_Parents, m_DebugInfo);
}