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/*
* rtini.cpp
*
* Copyright (c) 2000-2004 by Florian Fischer (florianfischer@gmx.de)
* and Martin Trautmann (martintrautmann@gmx.de)
*
* This file may be distributed and/or modified under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation.
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
*/
/////////// rtini.cpp //////////////////////
/////////// Implements INI files. //////////
#include "rtini.h"
#include "rtstreams.h"
#include "rtresource.h"
//#include "rtstring.h"
//#include "rtmap.h"
namespace lrt {
IniFile::IniFile() : data(false)
{
}
IniFile::IniFile(const String& filename) : data(false)
{
read(filename);
}
bool IniFile::hasSection(const String& name) const
{
return data.isSet(name);
}
IniSection& IniFile::getSection(const String& name)
{
return data.get(name);
}
const IniSection& IniFile::getSectionConst(const String& name) const
{
return data.get(name);
}
void IniFile::addSection(const String& name, const IniSection& section)
{
data.put(name, section);
}
bool IniFile::removeSection(const String& name)
{
return data.remove(name);
}
IniFile::Iterator IniFile::begin()
{
return data.begin();
}
IniFile::Iterator IniFile::begin() const
{
return data.begin();
}
bool IniFile::read(const String& filename)
{
InputStream* resin = Resource::getResource(filename); // P.I.S. will delete it for us!
if(resin == 0) return false;
ParseInputStream *in = new ParseInputStream(resin, "\n=", ';');
in->setAutoTrim(true);
in->setIgnoreComments(true);
if(in->fail())
{ delete in; return false; }
String curSecName, curOption, curValue;
IniSection curSection;
String curLine;
// skip front where there's nothing interesting
while(!in->eos() && (!(curLine = in->getLine()).startsWith("[")));
if(in->eos()) { delete in; return false; }
// found first section
curSecName = curLine.substring(1, curLine.length() - 1);
while(!in->eos()) {
curLine = in->getLine();
if(curLine.length() == 0) continue; // ignore empty lines
if(curLine.startsWith("[")) { // new section
addSection(curSecName, curSection);
curSection.clear();
curSecName = curLine.substring(1, curLine.length() - 1);
}
else { // option
int eqIndex = curLine.indexOf('=');
if(eqIndex <= 0) continue;
curOption = curLine.substring(0, eqIndex);
curValue = curLine.substring(eqIndex + 1);
curSection[curOption] = curValue;
}
}
// add last section
addSection(curSecName, curSection);
bool ret = !(in->fail());
delete in;
return ret;
}
bool IniFile::write(const String& filename)
{
FileOutputStream *out = new FileOutputStream(filename);
if(out->fail()) { delete out; return false; }
String line;
for(StringMap<IniSection>::Iterator sects = data.begin(); sects.hasElement(); ++sects)
{
line = "\n["; line += (*sects).getKey(); line += "]\n";
out->write(line);
for(IniSection::Iterator opts = (*sects).getValue().begin(); opts.hasElement(); ++opts)
{
line = (*opts).getKey(); line += '='; line += (*opts).getValue(); line += '\n';
out->write(line);
}
}
bool ret = !(out->fail());
delete out;
return ret;
}
} // namespace
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