version 0.0.1

source/Configurator.cpp

@@ -0,0 +1,89 @@
+#include "Configurator.hpp"
+#include <boost/log/trivial.hpp>
+#include <boost/log/utility/setup/common_attributes.hpp>
+
+//-------------------------------------------------------------------------------
+//------------------------- Constructor/ Destructor -----------------------------
+//-------------------------------------------------------------------------------
+
+Configurator::Configurator(){}
+
+Configurator* Configurator::_instance = nullptr;
+
+Configurator* Configurator::instance(){  // Speicherbereinigung
+    static CGuard g;
+    if (!_instance){
+        _instance = new Configurator ();
+    }
+    return _instance;
+}
+
+Configurator::~Configurator(){}
+
+//-------------------------------------------------------------------------------
+//-------------------------------- Read Config ----------------------------------
+//-------------------------------------------------------------------------------
+
+void Configurator::read_config(std::string path,
+                               std::string default_path){
+    // Read Standard Config
+    std::ifstream config_file(path);
+    if(config_file.is_open()){
+        config_file >> _config;
+        LOG_INFO << "Config loaded Succesfully" << LOG_END;
+    }
+    else {
+        LOG_INFO << "No Config-File found at " + path << LOG_END;
+        throw std::runtime_error("No Config-File found at " + path);
+    }
+
+    // Read Default Config
+    std::ifstream default_config_file(default_path);
+    if(default_config_file.is_open()){
+        default_config_file >> _default_config;
+        LOG_INFO << "Default Config loaded Succesfully" << LOG_END;
+    }
+    else {
+        LOG_ERROR << "No Config-File found at default path " + default_path << LOG_END; 
+        throw std::runtime_error("No Config-File found at deafult path " + default_path);
+    }
+}
+
+//-------------------------------------------------------------------------------
+//-------------------------------- Get-Methods ----------------------------------
+//-------------------------------------------------------------------------------
+
+bool Configurator::entry_exists(const std::string att_name) {
+    bool in_default_config = _default_config.find(att_name) != _default_config.end();
+    bool in_standard_config = _config.find(att_name) != _config.end();
+    return in_default_config || in_standard_config;
+}
+
+std::string Configurator::get_config_as_string(const std::string& att_name, bool default_value) {
+    return Configurator::get_value_from_config<std::string>(att_name, default_value);
+}
+
+unsigned int Configurator::get_config_as_unsigned_int(const std::string& att_name, bool default_value) {
+    return Configurator::get_value_from_config<int>(att_name, default_value);
+}
+
+bool Configurator::get_config_as_bool(const std::string& att_name, bool default_value) {
+    return Configurator::get_value_from_config<bool>(att_name, default_value);
+}
+
+float Configurator::get_config_as_float(const std::string& att_name, bool default_value) {
+    return Configurator::get_value_from_config<float>(att_name, default_value);
+}
+
+double Configurator::get_config_as_double(const std::string& att_name, bool default_value) {
+    return Configurator::get_value_from_config<double>(att_name, default_value);
+}
+
+template <typename T> 
+T Configurator::get_value_from_config(const std::string& att_name, bool default_value) {
+    bool search_in_default_config = !(_config.find(att_name) != _config.end()) || default_value;
+    if (!search_in_default_config) { return _config[att_name]; }
+    return _default_config[att_name];
+}
+
+//TODO Mehrdimensionale Attribute suchen