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paramreader.cpp

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00001 /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*-
00002 
00003    this file is part of rcssserver3D
00004    Fri May 9 2003
00005    Copyright (C) 2002,2003 Koblenz University
00006    Copyright (C) 2003 RoboCup Soccer Server 3D Maintenance Group
00007    $Id: paramreader.cpp,v 1.2 2003/12/21 23:36:37 fruit Exp $
00008 
00009    This program is free software; you can redistribute it and/or modify
00010    it under the terms of the GNU General Public License as published by
00011    the Free Software Foundation; version 2 of the License.
00012 
00013    This program is distributed in the hope that it will be useful,
00014    but WITHOUT ANY WARRANTY; without even the implied warranty of
00015    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016    GNU General Public License for more details.
00017 
00018    You should have received a copy of the GNU General Public License
00019    along with this program; if not, write to the Free Software
00020    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00021 */
00022 #include "paramreader.h"
00023 #include "paramstorer.h"
00024 #include <zeitgeist/logserver/logserver.h>
00025 #include <zeitgeist/scriptserver/scriptserver.h>
00026 #include <sstream>
00027 
00028 using namespace zeitgeist;
00029 using namespace oxygen;
00030 using namespace boost;
00031 using namespace std;
00032 
00033 ParamReader::ParamReader()
00034   : zeitgeist::Leaf(), spades::EngineParam()
00035 {
00036   addParamStorer(new oxygen::ParamStorer(this));
00037 }
00038 
00039 int ParamReader::readCmdLineArgs(const std::string& key,
00040                                  int argc, const char* const* argv)
00041 {
00042     // lookup the ScriptServer
00043     if (argc < 2)
00044         {
00045             return spades::ParamReader::ParamStorer::RR_None;
00046         }
00047 
00048     // check if varName is valid
00049     if (! GetScript()->ExistsVariable(key))
00050         {
00051             GetLog()->Warning() << "WARNING: (ParamReader) Unknown variable '" << key << "'\n";
00052             return spades::ParamReader::ParamStorer::RR_FormatErr;
00053         }
00054 
00055     // take next as the value
00056     std::string value = * (argv + 1);
00057 
00058     // eval "<key> = <value>" using ruby
00059     stringstream ss;
00060     ss << key << "=" << value;
00061 
00062     if (GetScript()->Eval(ss.str()))
00063         {
00064             GetLog()->Normal() << "(ParamReader) set '" << key
00065                                 << "' to " << value << "\n";
00066         }
00067 
00068     return 1;
00069 }
00070 
00071 

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