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//-----------------------------------------------------------------------------
//
// KDE xscreensaver launcher
//
// Copyright (c) Martin R. Jones <mjones@kde.org> 1999
//
// 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;
// version 2 of the License.
//
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
// Boston, MA 02110-1301, USA.
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <qptrlist.h>
#include <qfile.h>
#include <qfileinfo.h>
#include <kdebug.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kstandarddirs.h>
#include <klocale.h>
#include <kcmdlineargs.h>
#include "kxsitem.h"
#include "kxsxml.h"
#define MAX_ARGS 30
template class QPtrList<KXSConfigItem>;
//===========================================================================
static const char appName[] = "kxsrun";
static const char description[] = I18N_NOOP("KDE X Screen Saver Launcher");
static const char version[] = "3.0.0";
static const KCmdLineOptions options[] =
{
{"+screensaver", I18N_NOOP("Filename of the screen saver to start"), 0},
{"+-- [options]", I18N_NOOP("Extra options to pass to the screen saver"), 0},
KCmdLineLastOption
};
int main(int argc, char *argv[])
{
KLocale::setMainCatalogue("kxsconfig");
KCmdLineArgs::init(argc, argv, appName, I18N_NOOP("KXSRun"), description, version);
KCmdLineArgs::addCmdLineOptions(options);
KApplication app( false, false );
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
if ( !args->count() )
exit( 1 );
QString filename = args->arg(0);
QString configFile(filename);
// Get the config filename
int slash = filename.findRev('/');
if (slash >= 0)
configFile = filename.mid(slash+1);
QString exeName = configFile;
configFile += "rc";
// read configuration args
KConfig config(configFile);
QPtrList<KXSConfigItem> configItemList;
QString xmlFile = "/doesntexist";
#ifdef XSCREENSAVER_CONFIG_DIR
xmlFile = XSCREENSAVER_CONFIG_DIR;
#endif
xmlFile += "/" + exeName + ".xml";
if ( QFile::exists( xmlFile ) ) {
// We can use the xscreensaver xml config files.
KXSXml xmlParser(0);
xmlParser.parse(xmlFile);
configItemList = *xmlParser.items();
QPtrListIterator<KXSConfigItem> it( configItemList );
KXSConfigItem *item;
while ( (item = it.current()) != 0 ) {
++it;
item->read( config );
}
} else {
// fall back to KDE's old config files.
int idx = 0;
while (true)
{
QString group = QString("Arg%1").arg(idx);
if (config.hasGroup(group)) {
config.setGroup(group);
QString type = config.readEntry("Type");
if (type == "Range") {
KXSRangeItem *rc = new KXSRangeItem(group, config);
configItemList.append(rc);
} else if (type == "DoubleRange") {
KXSDoubleRangeItem *rc = new KXSDoubleRangeItem(group, config);
configItemList.append(rc);
} else if (type == "Check") {
KXSBoolItem *cc = new KXSBoolItem(group, config);
configItemList.append(cc);
} else if (type == "DropList") {
KXSSelectItem *si = new KXSSelectItem(group, config);
configItemList.append(si);
}
} else {
break;
}
idx++;
}
}
// find the xscreensaver executable
//work around a KStandarDirs::findExe() "feature" where it looks in $KDEDIR/bin first no matter what and sometimes finds the wrong executable
QFileInfo checkExe;
QString saverdir = QString("%1/%2").arg(XSCREENSAVER_HACKS_DIR).arg(filename);
kdDebug() << "saverdir is" << saverdir << endl;
QString exeFile;
checkExe.setFile(saverdir);
if (checkExe.exists() && checkExe.isExecutable() && checkExe.isFile())
{
exeFile = saverdir;
}
if (!exeFile.isEmpty()) {
char *sargs[MAX_ARGS];
sargs[0] = new char [strlen(filename.ascii())+1];
strcpy(sargs[0], filename.ascii());
// add the command line options
QString cmd;
unsigned int i;
for (i = 1; i < (unsigned)args->count(); i++)
cmd += " " + QString(args->arg(i));
// add the config options
KXSConfigItem *item;
for (item = configItemList.first(); item != 0; item = configItemList.next()) {
cmd += " " + item->command();
}
// put into char * array for execv
QString word;
int si = 1;
i = 0;
bool inQuotes = false;
while (i < cmd.length() && si < MAX_ARGS-1) {
word = "";
while ( cmd[i].isSpace() && i < cmd.length() ) i++;
while ( (!cmd[i].isSpace() || inQuotes) && i < cmd.length() ) {
if ( cmd[i] == '\"' ) {
inQuotes = !inQuotes;
} else {
word += cmd[i];
}
i++;
}
if (!word.isEmpty()) {
sargs[si] = new char [strlen(word.ascii())+1];
strcpy(sargs[si], word.ascii());
si++;
}
}
sargs[si] = 0;
// here goes...
execv(exeFile.ascii(), sargs);
}
}
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