config: setup

Added implementation of config Manager and tests.

reviewer=Ebsi
review
url=https://git.mediacube.at/egraether.mmt-b2009/masterproject/merge_request/3

src/lib/utility/ConfigManager.cpp

@@ -1 +1,133 @@
-#include "utility/ConfigManager.h"
+#include "utility/ConfigManager.h"
+
+std::shared_ptr<ConfigManager> ConfigManager::createAndLoad(const std::string& filePath)
+{
+	std::shared_ptr<ConfigManager> configManager = std::shared_ptr<ConfigManager>(new ConfigManager(filePath));
+	configManager->load();
+	return configManager;
+}
+
+bool ConfigManager::getValue(const std::string& key, std::string& value) const
+{
+	std::map<std::string, std::string>::const_iterator it = m_values.find(key);
+
+	if(it != m_values.end())
+	{
+		value = it->second;
+		return true;
+	}
+	else
+	{
+		// LOG ERROR
+		return false;
+	}
+}
+
+bool ConfigManager::getValue(const std::string& key, int& value) const
+{
+	std::string valueString;
+	if (getValue(key, valueString))
+	{
+		value = atoi(valueString.c_str());
+		return true;
+	}
+	return false;
+}
+
+bool ConfigManager::getValue(const std::string& key, float& value) const
+{
+	std::string valueString;
+	if (getValue(key, valueString))
+	{
+		value = atof(valueString.c_str());
+		return true;
+	}
+	return false;
+}
+
+bool ConfigManager::getValue(const std::string& key, bool& value) const
+{
+	std::string valueString;
+	if (getValue(key, valueString))
+	{
+		value = (atoi(valueString.c_str()) != 0);
+		return true;
+	}
+	return false;
+}
+
+void ConfigManager::setValue(const std::string& key, const std::string& value)
+{
+	std::map<std::string, std::string>::iterator it = m_values.find(key);
+
+	if(it != m_values.end())
+	{
+		it->second = value;
+	}
+	else
+	{
+		// LOG ERROR
+	}
+}
+
+void ConfigManager::setValue(const std::string& key, const int value)
+{
+	setValue(key, std::to_string(value));
+}
+
+void ConfigManager::setValue(const std::string& key, const float value)
+{
+	setValue(key, std::to_string(value));
+}
+
+void ConfigManager::setValue(const std::string& key, const bool value)
+{
+	setValue(key, value ? "1" : "0");
+}
+
+
+void ConfigManager::load()
+{
+	// LOG ("Loading config from file: " + m_filePath)
+
+	TiXmlDocument doc(m_filePath.c_str());
+	if (doc.LoadFile())
+	{
+		TiXmlHandle docHandle(&doc);
+		TiXmlNode *rootNode = docHandle.FirstChild("config").ToNode();
+		for(TiXmlNode *childNode = rootNode->FirstChild(); childNode; childNode = childNode->NextSibling())
+		{
+			parseSubtree(childNode, "");
+		}
+	}
+	else
+	{
+		// LOG ERROR Unable to load file.
+	}
+}
+
+void ConfigManager::save()
+{
+	// LOG ("Saving config to file: " + m_filePath)
+}
+
+ConfigManager::ConfigManager(const std::string& filePath)
+	: m_filePath(filePath)
+{
+}
+
+void ConfigManager::parseSubtree(TiXmlNode* currentNode, const std::string& currentPath)
+{
+	if (currentNode->Type() == TiXmlNode::TINYXML_TEXT)
+	{
+		std::string key = currentPath.substr(0, currentPath.size() - 1);
+		m_values[key] = currentNode->ToText()->Value();
+	}
+	else
+	{
+		for(TiXmlNode *childNode = currentNode->FirstChild(); childNode; childNode = childNode->NextSibling())
+		{
+			parseSubtree(childNode, currentPath + std::string(currentNode->Value()) + "/");
+		}
+	}
+}