andre@603: /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
andre@603:  * Software engineering by Intevation GmbH
andre@603:  *
andre@603:  * This file is Free Software under the GNU GPL (v>=2)
andre@603:  * and comes with ABSOLUTELY NO WARRANTY!
andre@603:  * See LICENSE.txt for details.
andre@603:  */
andre@603: #ifndef WIN32
andre@603: 
andre@603: #include "processhelp.h"
wilde@782: #include "linuxlockfile.h"
andre@1371: #include "util.h"
wilde@782: 
wilde@782: #include <fcntl.h>
wilde@782: #include <semaphore.h>
wilde@782: 
wilde@782: #include <QDebug>
wilde@782: #include <QDir>
wilde@782: #include <QStandardPaths>
andre@1371: #include <QApplication>
wilde@782: 
andre@1255: int lockFileFD = -1;
andre@603: 
andre@603: const QList<int> ProcessHelp::getProcessesIdForName(const QString &processName) {
andre@1162:     // TODO (issue39)
andre@603:     Q_UNUSED(processName);
andre@603:     return QList<int>();
andre@603: }
andre@603: 
andre@603: bool ProcessHelp::otherProcessesExist(const QString &processName) {
wilde@782:     QDir dataDir(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
wilde@782:     dataDir.mkpath(".");
wilde@782:     QString lockFilePath = dataDir.filePath(processName + ".pid");
wilde@782:     lockFileFD = open_lockfile(lockFilePath.toLocal8Bit().data());
wilde@782:     if (lockFileFD == -1)
wilde@782:         // Creating the lock file failed, so we assume another
wilde@782:         // instance is runnning.
wilde@782:         return true;
andre@603:     return false;
andre@603: }
andre@603: 
andre@603: void ProcessHelp::activateWindowForProcess(const QString &executableName) {
andre@1162:     // TODO (issue136)
andre@603:     Q_UNUSED(executableName);
andre@603:     return;
andre@603: }
andre@603: 
wilde@782: void ProcessHelp::cleanUp() {
wilde@782:     close_lockfile(lockFileFD);
wilde@782: }
wilde@782: 
andre@1371: QDateTime ProcessHelp::getSigDtFromInstSettings() {
andre@1371:     QString pathCandidate;
andre@1371:     QDateTime retval;
andre@1371:     if (is_system_install()) {
andre@1371:         pathCandidate = "/etc/" + qApp->applicationName() + "/" +
andre@1371:           qApp->applicationName() + "-inst.cfg";
andre@1371:     } else {
andre@1371:         qDebug() << "Application name is : " << qApp->applicationName();
andre@1371:         pathCandidate = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) +
andre@1371:           + "/" + qApp->organizationName() + "/" +  qApp->applicationName() + "-inst.cfg";
andre@1371:     }
andre@1371:     QFileInfo fi(pathCandidate);
andre@1371:     if (!fi.isReadable()) {
andre@1371:         qDebug() << "Failed to find install config: " << pathCandidate;
andre@1371:         return retval;
andre@1371:     }
andre@1371:     QFile instcfg(pathCandidate);
andre@1371:     if (!instcfg.open(QIODevice::ReadOnly)) {
andre@1371:         qDebug() << "Failed to open install config";
andre@1371:         return retval;
andre@1371:     }
andre@1371:     QByteArray data;
andre@1371:     int readLines = 0;
andre@1371:     while (readLines < 100) {
andre@1371:         readLines++;
andre@1371:         data = instcfg.readLine();
andre@1371:         if (data.isEmpty()) {
andre@1371:             qDebug() << "Failed to read install config";
andre@1371:             break;
andre@1371:         }
andre@1371:         QString line = QString::fromLocal8Bit(data);
andre@1371:         if (line.startsWith("SIG_DATE=")) {
andre@1371:             bool ok = false;
andre@1371:             QString sigDate = line.replace("SIG_DATE=","");
andre@1371:             long sigSecs = sigDate.toLong(&ok);
andre@1371:             if (!ok) {
andre@1371:                 qDebug() << "Failed to convert sig date to long";
andre@1371:             }
andre@1371:             retval = QDateTime::fromTime_t(sigSecs);
andre@1371:             break;
andre@1371:         }
andre@1371:     }
andre@1371:     instcfg.close();
andre@1371:     return retval;
andre@1371: }
andre@603: #endif /* Not WIN32 */