101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/*
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open source routing machine
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Copyright (C) Dennis Luxen, 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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#ifndef INI_FILE_H_
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#define INI_FILE_H_
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#include "OSRMException.h"
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#include "../DataStructures/HashTable.h"
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#include <boost/algorithm/string.hpp>
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#include <boost/filesystem.hpp>
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#include <boost/filesystem/fstream.hpp>
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#include <exception>
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#include <iostream>
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#include <string>
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class IniFile {
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public:
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IniFile(const char * config_filename) {
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boost::filesystem::path config_file(config_filename);
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if ( !boost::filesystem::exists( config_file ) ) {
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std::string error = std::string(config_filename) + " not found";
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throw OSRMException(error);
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}
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if ( 0 == boost::filesystem::file_size( config_file ) ) {
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std::string error = std::string(config_filename) + " is empty";
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throw OSRMException(error);
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}
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boost::filesystem::ifstream config( config_file );
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std::string line;
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if (config.is_open()) {
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while ( config.good() ) {
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getline (config,line);
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std::vector<std::string> tokens;
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Tokenize(line, tokens);
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if(2 == tokens.size() ) {
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parameters.insert(std::make_pair(tokens[0], tokens[1]));
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}
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}
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config.close();
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}
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}
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std::string GetParameter(const std::string & key){
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return parameters.Find(key);
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}
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bool Holds(const std::string & key) const {
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return parameters.Holds(key);
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}
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void SetParameter(const char* key, const char* value) {
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SetParameter(std::string(key), std::string(value));
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}
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void SetParameter(const std::string & key, const std::string & value) {
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parameters.insert(std::make_pair(key, value));
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}
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private:
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void Tokenize(
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const std::string& str,
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std::vector<std::string>& tokens,
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const std::string& delimiters = "="
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) {
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std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
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std::string::size_type pos = str.find_first_of(delimiters, lastPos);
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while (std::string::npos != pos || std::string::npos != lastPos) {
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std::string temp = str.substr(lastPos, pos - lastPos);
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boost::trim(temp);
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tokens.push_back( temp );
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lastPos = str.find_first_not_of(delimiters, pos);
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pos = str.find_first_of(delimiters, lastPos);
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}
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}
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HashTable<std::string, std::string> parameters;
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};
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#endif /* INI_FILE_H_ */
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