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Diffstat (limited to 'src/Core/ConfigManager.cpp')
-rw-r--r-- | src/Core/ConfigManager.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/Core/ConfigManager.cpp b/src/Core/ConfigManager.cpp new file mode 100644 index 0000000..8b1ebd4 --- /dev/null +++ b/src/Core/ConfigManager.cpp @@ -0,0 +1,141 @@ +/* + * ConfigManager.cpp + * + * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de> + * + * This program is free software: you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "ConfigManager.h" +#include "ConfigEntry.h" +#include "Configurable.h" +#include "Logger.h" +#include "LogManager.h" +#include "Tokenizer.h" + +#include <fstream> +#include <stdexcept> + +namespace Mad { +namespace Core { + +ConfigManager ConfigManager::configManager; + + +bool ConfigManager::Compare::operator() (const Configurable *c1, const Configurable *c2) { + if(c1->getPriority() != c2->getPriority()) + return c1->getPriority() > c2->getPriority(); + else + return c1 < c2; +} + + +void ConfigManager::handleConfigEntry(const ConfigEntry &entry) { + bool handled = false; + + for(std::set<Configurable*>::iterator c = configurables.begin(); c != configurables.end(); ++c) { + if((*c)->handleConfigEntry(entry, handled)) + handled = true; + } + + if(!handled) + Logger::logf(Logger::WARNING, "Invalid config option '%s'.", entry[entry.getSize()-1].getKey().c_str()); +} + +bool ConfigManager::loadFile(const std::string &filename) { + if(finished) + return false; + + std::ifstream file(filename.c_str()); + ConfigEntry entry; + std::string line, input; + char delim; + std::vector<std::string> splitLine, lastConfigLine; + + if(!file.good()) + return false; + + while(!(file.eof() && line.empty() && input.empty())) { + while(input.empty() && !file.eof()) + std::getline(file, input); + + if(input.empty()) + break; + + size_t pos = input.find_first_of("#{}"); + if(pos == std::string::npos) { + line += input; + delim = '\n'; + input.clear(); + } + else { + line += input.substr(0, pos); + delim = input[pos]; + input = input.substr(pos+1); + } + + if(!Tokenizer::tokenize(line, splitLine)) { + line += delim; + continue; + } + + if(!splitLine.empty()) { + pos = line.find_first_of(" \t"); + + entry.push(splitLine); + handleConfigEntry(entry); + entry.pop(); + + lastConfigLine = splitLine; + } + + switch(delim) { + case '#': + input.clear(); + break; + case '{': + entry.push(lastConfigLine); + break; + case '}': + entry.pop(); + } + + line.clear(); + } + + // TODO Depth check + + return true; +} + +void ConfigManager::finish() { + if(finished) + return; + + for(std::set<Configurable*>::iterator c = configurables.begin(); c != configurables.end(); ++c) + (*c)->configFinished(); + + finished = true; +} + +ConfigManager::ConfigManager() : finished(false) { + registerConfigurable(LogManager::get()); +} + +ConfigManager::~ConfigManager() { + unregisterConfigurable(LogManager::get()); +} + +} +} |