alarmserverconnector.h

Go to the documentation of this file.

#ifndef ALARMSERVERCONNECTOR_H
#define ALARMSERVERCONNECTOR_H

#include "oldgcccompat.h" // Compatibilty macros for GCC < 4.7

#include <map>
#include <limits>
#include <string>
#include <thread>

#include <boost/thread.hpp>

#include "alarmstatusentry.h"
#include "cmsclient.h"

#if ( __WORDSIZE < 64 ) || ( LONG_MAX < 9223372036854775807L )
#warning Using this application on non-64bit architecture may cause it suffer from the year-2038-bug on 19 Jan 2038 03:14:07 UTC. Linux on 64bit is not affected as time_t is a long int and long int is 64bit wide there.
#endif

namespace AlarmNotifications
{

class AlarmServerConnector
{
private:
#if ( OLDGCC46COMPAT == 0 )

    static const time_t noAlarmActive = std::numeric_limits<long int>::min(); // Proper definition
#else
    static const time_t noAlarmActive = LONG_MIN; // Fallback to preprocessor macro for old compilers
#endif

    const bool _desktopVersion;
    const bool _activateBeedo;
    CMSClient _cmsclient;
    std::map<std::string, AlarmStatusEntry> _statusmap;
    boost::mutex _statusmapmutex;
    boost::mutex _flashlightmutex;
    bool _runwatcher;
    bool _flashlighton;
    boost::thread _watcher;
    boost::thread _flashlightthread;
    time_t _oldestAlarm;

    bool checkSeverityString ( const std::string& severity );
    void startWatcher();
    void checkStatusMap();
    void operateFlashLight();
    void switchFlashLightOn();
    void switchFlashLightOff();
    void prepareDesktopNotification();
    void sendDesktopNotification ( const std::vector<AlarmStatusEntry > alarm );
    void prepareEMailNotification();
    void sendEMailNotification ( const std::vector< AlarmStatusEntry > alarm );
public:
    AlarmServerConnector ( const bool desktopVersion = false, const bool activateBeedo = false );
    ~AlarmServerConnector();
    AlarmServerConnector ( const AlarmServerConnector& other ) = delete;
    AlarmServerConnector ( AlarmServerConnector&& other ) = delete;
    AlarmServerConnector& operator= ( const AlarmServerConnector& other ) = delete;
    AlarmServerConnector& operator= ( AlarmServerConnector&& other ) = delete;
    void notifyStatusChange ( const AlarmStatusEntry status );
    size_t getNumberOfAlarms() const noexcept;
};

}

#endif // ALARMSERVERCONNECTOR_H