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/*
* Copyright (C) 2012-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "BooleanLogic.h"
#include "utils/StringUtils.h"
#include "utils/XBMCTinyXML.h"
#include "utils/log.h"
#include <memory>
bool CBooleanLogicValue::Deserialize(const TiXmlNode *node)
{
if (node == NULL)
return false;
const TiXmlElement *elem = node->ToElement();
if (elem == NULL)
return false;
if (node->FirstChild() != NULL && node->FirstChild()->Type() == TiXmlNode::TINYXML_TEXT)
m_value = node->FirstChild()->ValueStr();
m_negated = false;
const char *strNegated = elem->Attribute("negated");
if (strNegated != NULL)
{
if (StringUtils::EqualsNoCase(strNegated, "true"))
m_negated = true;
else if (!StringUtils::EqualsNoCase(strNegated, "false"))
{
CLog::Log(LOGDEBUG, "CBooleanLogicValue: invalid negated value \"{}\"", strNegated);
return false;
}
}
return true;
}
bool CBooleanLogicOperation::Deserialize(const TiXmlNode *node)
{
if (node == NULL)
return false;
// check if this is a simple operation with a single value directly expressed
// in the parent tag
if (node->FirstChild() == NULL || node->FirstChild()->Type() == TiXmlNode::TINYXML_TEXT)
{
CBooleanLogicValuePtr value = CBooleanLogicValuePtr(newValue());
if (value == NULL || !value->Deserialize(node))
{
CLog::Log(LOGDEBUG, "CBooleanLogicOperation: failed to deserialize implicit boolean value definition");
return false;
}
m_values.push_back(value);
return true;
}
const TiXmlNode *operationNode = node->FirstChild();
while (operationNode != NULL)
{
std::string tag = operationNode->ValueStr();
if (StringUtils::EqualsNoCase(tag, "and") || StringUtils::EqualsNoCase(tag, "or"))
{
CBooleanLogicOperationPtr operation = CBooleanLogicOperationPtr(newOperation());
if (operation == NULL)
return false;
operation->SetOperation(StringUtils::EqualsNoCase(tag, "and") ? BooleanLogicOperationAnd : BooleanLogicOperationOr);
if (!operation->Deserialize(operationNode))
{
CLog::Log(LOGDEBUG, "CBooleanLogicOperation: failed to deserialize <{}> definition", tag);
return false;
}
m_operations.push_back(operation);
}
else
{
CBooleanLogicValuePtr value = CBooleanLogicValuePtr(newValue());
if (value == NULL)
return false;
if (StringUtils::EqualsNoCase(tag, value->GetTag()))
{
if (!value->Deserialize(operationNode))
{
CLog::Log(LOGDEBUG, "CBooleanLogicOperation: failed to deserialize <{}> definition", tag);
return false;
}
m_values.push_back(value);
}
else if (operationNode->Type() == TiXmlNode::TINYXML_ELEMENT)
CLog::Log(LOGDEBUG, "CBooleanLogicOperation: unknown <{}> definition encountered", tag);
}
operationNode = operationNode->NextSibling();
}
return true;
}
bool CBooleanLogic::Deserialize(const TiXmlNode *node)
{
if (node == NULL)
return false;
if (m_operation == NULL)
{
m_operation = std::make_shared<CBooleanLogicOperation>();
if (m_operation == NULL)
return false;
}
return m_operation->Deserialize(node);
}
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