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/*
* Copyright (C) 2013-2018 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 "SettingConditions.h"
#include "SettingDefinitions.h"
#include "SettingsManager.h"
#include "utils/StringUtils.h"
#include "utils/XBMCTinyXML.h"
bool CSettingConditionItem::Deserialize(const TiXmlNode *node)
{
if (!CBooleanLogicValue::Deserialize(node))
return false;
auto elem = node->ToElement();
if (elem == nullptr)
return false;
// get the "name" attribute
auto strAttribute = elem->Attribute(SETTING_XML_ATTR_NAME);
if (strAttribute != nullptr)
m_name = strAttribute;
// get the "setting" attribute
strAttribute = elem->Attribute(SETTING_XML_ATTR_SETTING);
if (strAttribute != nullptr)
m_setting = strAttribute;
return true;
}
bool CSettingConditionItem::Check() const
{
if (m_settingsManager == nullptr)
return false;
return m_settingsManager->GetConditions().Check(m_name, m_value, m_settingsManager->GetSetting(m_setting)) == !m_negated;
}
bool CSettingConditionCombination::Check() const
{
bool ok = false;
for (const auto& operation : m_operations)
{
if (operation == nullptr)
continue;
const auto combination = std::static_pointer_cast<const CSettingConditionCombination>(operation);
if (combination == nullptr)
continue;
if (combination->Check())
ok = true;
else if (m_operation == BooleanLogicOperationAnd)
return false;
}
for (const auto& value : m_values)
{
if (value == nullptr)
continue;
const auto condition = std::static_pointer_cast<const CSettingConditionItem>(value);
if (condition == nullptr)
continue;
if (condition->Check())
ok = true;
else if (m_operation == BooleanLogicOperationAnd)
return false;
}
return ok;
}
CSettingCondition::CSettingCondition(CSettingsManager *settingsManager /* = nullptr */)
: ISettingCondition(settingsManager)
{
m_operation = CBooleanLogicOperationPtr(new CSettingConditionCombination(settingsManager));
}
bool CSettingCondition::Check() const
{
auto combination = std::static_pointer_cast<CSettingConditionCombination>(m_operation);
if (combination == nullptr)
return false;
return combination->Check();
}
void CSettingConditionsManager::AddCondition(std::string condition)
{
if (condition.empty())
return;
StringUtils::ToLower(condition);
m_defines.insert(condition);
}
void CSettingConditionsManager::AddDynamicCondition(std::string identifier, SettingConditionCheck condition, void *data /*= nullptr*/)
{
if (identifier.empty() || condition == nullptr)
return;
StringUtils::ToLower(identifier);
m_conditions.emplace(identifier, std::make_pair(condition, data));
}
void CSettingConditionsManager::RemoveDynamicCondition(std::string identifier)
{
if (identifier.empty())
return;
StringUtils::ToLower(identifier);
auto it = m_conditions.find(identifier);
if (it != m_conditions.end())
m_conditions.erase(it);
}
bool CSettingConditionsManager::Check(
std::string condition,
const std::string& value /* = "" */,
const std::shared_ptr<const CSetting>& setting /* = nullptr */) const
{
if (condition.empty())
return false;
StringUtils::ToLower(condition);
// special handling of "isdefined" conditions
if (condition == "isdefined")
{
std::string tmpValue = value;
StringUtils::ToLower(tmpValue);
return m_defines.find(tmpValue) != m_defines.end();
}
auto conditionIt = m_conditions.find(condition);
if (conditionIt == m_conditions.end())
return false;
return conditionIt->second.first(condition, value, setting, conditionIt->second.second);
}
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