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/***************************************************************************
* Copyright (C) 2003 by Hans Karlsson *
* [email protected] *
* *
* 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 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include "disksensor.h"
#include <tqfile.h>
#include <tqtextstream.h>
#include <tqstring.h>
#include <tqregexp.h>
#include <kprocess.h>
#include <kprocio.h>
DiskSensor::DiskSensor( int msec ) : Sensor( msec )
{
connect(&ksp, TQT_SIGNAL(receivedStdout(KProcess *, char *, int )),
this,TQT_SLOT(receivedStdout(KProcess *, char *, int )));
connect(&ksp, TQT_SIGNAL(processExited(KProcess *)),
this,TQT_SLOT(processExited( KProcess * )));
// update values on startup
ksp.clearArguments();
ksp << "df";
ksp.start( KProcIO::Block,KProcIO::Stdout);
init = 1;
}
DiskSensor::~DiskSensor()
{}
long DiskSensor::getFreeSpace(TQString mntPt) const
{
TQRegExp rx( "^\\S*\\s*\\d+\\s+\\d+\\s+(\\d+)");
rx.search(mntMap[mntPt]);
return rx.cap(1).toLong();
}
long DiskSensor::getUsedSpace(TQString mntPt) const
{
TQRegExp rx( "^\\S*\\s*\\d+\\s+(\\d+)\\s+\\d+");
rx.search(mntMap[mntPt]);
return rx.cap(1).toLong();
}
long DiskSensor::getTotalSpace(TQString mntPt) const
{
TQRegExp rx( "^\\S*\\s*(\\d+)\\s+\\d+\\s+\\d+");
rx.search(mntMap[mntPt]);
return rx.cap(1).toLong();
}
int DiskSensor::getPercentUsed(TQString mntPt) const
{
TQRegExp rx( "\\s+(\\d+)%\\s+");
rx.search(mntMap[mntPt]);
return rx.cap(1).toInt();
}
int DiskSensor::getPercentFree(TQString mntPt) const
{
return ( 100 - getPercentUsed( mntPt ) );
}
void DiskSensor::receivedStdout(KProcess *, char *buffer, int len )
{
buffer[len] = 0;
sensorResult += TQString( TQCString(buffer) );
}
void DiskSensor::processExited(KProcess *)
{
TQStringList stringList = TQStringList::split('\n',sensorResult);
sensorResult = "";
TQStringList::Iterator it = stringList.begin();
//TQRegExp rx( "^(/dev/).*(/\\S*)$");
TQRegExp rx( ".*\\s+(/\\S*)$");
while( it != stringList.end())
{
rx.search( *it );
if ( !rx.cap(0).isEmpty())
{
mntMap[rx.cap(1)] = *it;
}
it++;
}
stringList.clear();
TQString format;
TQString mntPt;
SensorParams *sp;
Meter *meter;
TQObjectListIt lit( *objList );
while (lit != 0)
{
sp = (SensorParams*)(*lit);
meter = sp->getMeter();
format = sp->getParam("FORMAT");
mntPt = sp->getParam("MOUNTPOINT");
if (mntPt.length() == 0)
mntPt="/";
if (format.length() == 0 )
{
format = "%u";
}
format.replace( TQRegExp("%fp", false),TQString::number(getPercentFree(mntPt)));
format.replace( TQRegExp("%fg",false),
TQString::number(getFreeSpace(mntPt)/(1024*1024)));
format.replace( TQRegExp("%fkb",false),
TQString::number(getFreeSpace(mntPt)*8) );
format.replace( TQRegExp("%fk",false),
TQString::number(getFreeSpace(mntPt)) );
format.replace( TQRegExp("%f", false),TQString::number(getFreeSpace(mntPt)/1024));
format.replace( TQRegExp("%up", false),TQString::number(getPercentUsed(mntPt)));
format.replace( TQRegExp("%ug",false),
TQString::number(getUsedSpace(mntPt)/(1024*1024)));
format.replace( TQRegExp("%ukb",false),
TQString::number(getUsedSpace(mntPt)*8) );
format.replace( TQRegExp("%uk",false),
TQString::number(getUsedSpace(mntPt)) );
format.replace( TQRegExp("%u", false),TQString::number(getUsedSpace(mntPt)/1024));
format.replace( TQRegExp("%tg",false),
TQString::number(getTotalSpace(mntPt)/(1024*1024)));
format.replace( TQRegExp("%tkb",false),
TQString::number(getTotalSpace(mntPt)*8));
format.replace( TQRegExp("%tk",false),
TQString::number(getTotalSpace(mntPt)));
format.replace( TQRegExp("%t", false),TQString::number(getTotalSpace(mntPt)/1024));
meter->setValue(format);
++lit;
}
if ( init == 1 )
{
emit initComplete();
init = 0;
}
}
void DiskSensor::update()
{
ksp.clearArguments();
ksp << "df";
ksp.start( KProcIO::NotifyOnExit,KProcIO::Stdout);
}
void DiskSensor::setMaxValue( SensorParams *sp )
{
Meter *meter;
meter = sp->getMeter();
const TQString mntPt = sp->getParam( "MOUNTPOINT" );
TQString f;
f = sp->getParam("FORMAT");
if( f == "%fp" || f == "%up" )
meter->setMax( 100 );
else
meter->setMax( getTotalSpace( mntPt ) / 1024 );
}
#include "disksensor.moc"
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