diff options
Diffstat (limited to 'louloulibs/config')
-rw-r--r-- | louloulibs/config/config.cpp | 104 | ||||
-rw-r--r-- | louloulibs/config/config.hpp | 94 |
2 files changed, 0 insertions, 198 deletions
diff --git a/louloulibs/config/config.cpp b/louloulibs/config/config.cpp deleted file mode 100644 index 417981d..0000000 --- a/louloulibs/config/config.cpp +++ /dev/null @@ -1,104 +0,0 @@ -#include <config/config.hpp> -#include <logger/logger.hpp> - -#include <cstring> -#include <sstream> - -#include <cstdlib> - -std::string Config::filename{}; -std::map<std::string, std::string> Config::values{}; -std::vector<t_config_changed_callback> Config::callbacks{}; - -std::string Config::get(const std::string& option, const std::string& def) -{ - auto it = Config::values.find(option); - - if (it == Config::values.end()) - return def; - return it->second; -} - -int Config::get_int(const std::string& option, const int& def) -{ - std::string res = Config::get(option, ""); - if (!res.empty()) - return std::atoi(res.c_str()); - else - return def; -} - -void Config::set(const std::string& option, const std::string& value, bool save) -{ - Config::values[option] = value; - if (save) - { - Config::save_to_file(); - Config::trigger_configuration_change(); - } -} - -void Config::connect(t_config_changed_callback callback) -{ - Config::callbacks.push_back(callback); -} - -void Config::clear() -{ - Config::values.clear(); -} - -/** - * Private methods - */ -void Config::trigger_configuration_change() -{ - std::vector<t_config_changed_callback>::iterator it; - for (it = Config::callbacks.begin(); it < Config::callbacks.end(); ++it) - (*it)(); -} - -bool Config::read_conf(const std::string& name) -{ - if (!name.empty()) - Config::filename = name; - - std::ifstream file(Config::filename.data()); - if (!file.is_open()) - { - log_error("Error while opening file ", filename, " for reading: ", strerror(errno)); - return false; - } - - Config::clear(); - - std::string line; - size_t pos; - std::string option; - std::string value; - while (file.good()) - { - std::getline(file, line); - if (line == "" || line[0] == '#') - continue ; - pos = line.find('='); - if (pos == std::string::npos) - continue ; - option = line.substr(0, pos); - value = line.substr(pos+1); - Config::values[option] = value; - } - return true; -} - -void Config::save_to_file() -{ - std::ofstream file(Config::filename.data()); - if (file.fail()) - { - log_error("Could not save config file."); - return ; - } - for (const auto& it: Config::values) - file << it.first << "=" << it.second << '\n'; -} diff --git a/louloulibs/config/config.hpp b/louloulibs/config/config.hpp deleted file mode 100644 index 6728df8..0000000 --- a/louloulibs/config/config.hpp +++ /dev/null @@ -1,94 +0,0 @@ -/** - * Read the config file and save all the values in a map. - * Also, a singleton. - * - * Use Config::filename = "bla" to set the filename you want to use. - * - * If you want to exit if the file does not exist when it is open for - * reading, set Config::file_must_exist = true. - * - * Config::get() can then be used to access the values in the conf. - * - * Use Config::close() when you're done getting/setting value. This will - * save the config into the file. - */ - -#pragma once - - -#include <functional> -#include <fstream> -#include <memory> -#include <vector> -#include <string> -#include <map> - -typedef std::function<void()> t_config_changed_callback; - -class Config -{ -public: - Config() = default; - ~Config() = default; - Config(const Config&) = delete; - Config& operator=(const Config&) = delete; - Config(Config&&) = delete; - Config& operator=(Config&&) = delete; - - /** - * returns a value from the config. If it doesn’t exist, use - * the second argument as the default. - */ - static std::string get(const std::string&, const std::string&); - /** - * returns a value from the config. If it doesn’t exist, use - * the second argument as the default. - */ - static int get_int(const std::string&, const int&); - /** - * Set a value for the given option. And write all the config - * in the file from which it was read if save is true. - */ - static void set(const std::string&, const std::string&, bool save = false); - /** - * Adds a function to a list. This function will be called whenever a - * configuration change occurs (when set() is called, or when the initial - * conf is read) - */ - static void connect(t_config_changed_callback); - /** - * Destroy the instance, forcing it to be recreated (with potentially - * different parameters) the next time it’s needed. - */ - static void clear(); - /** - * Read the configuration file at the given path. - */ - static bool read_conf(const std::string& name=""); - /** - * Get the filename - */ - static const std::string& get_filename() - { return Config::filename; } - -private: - /** - * Set the value of the filename to use, before calling any method. - */ - static std::string filename; - /** - * Write all the config values into the configuration file - */ - static void save_to_file(); - /** - * Call all the callbacks previously registered using connect(). - * This is used to notify any class that a configuration change occured. - */ - static void trigger_configuration_change(); - - static std::map<std::string, std::string> values; - static std::vector<t_config_changed_callback> callbacks; - -}; - - |