// Handle the events we wish to log
// Increases priority of messages, if this is a debug build.
// Note: in /etc/rsyslog.conf, if this default line:
// *.*;auth,authpriv.none -/var/log/syslog
// is changed to
// *.info;auth,authpriv.none -/var/log/syslog
// then messages with priority of LOG_DEBUG will not be stored
// that line would need to be restored to its default
// in order to see items logged by this method in a release build
void Logger::Callback(EventType eventType, const EventData& data)
{
int priority = LOG_DEBUG;
#ifdef DEBUG
priority = LOG_INFO;
#endif
PrinterStatus ps;
switch(eventType)
{
case PrinterStatusUpdate:
ps = data.Get<PrinterStatus>();
// only log state entering and leaving
if (ps._change == Entering ||
ps._change == Leaving)
{
const char* substate = ps._UISubState == NoUISubState ?
"" : SUBSTATE_NAME(ps._UISubState);
syslog(priority, LOG_STATUS_FORMAT,
ps._change == Entering ? ENTERING : LEAVING,
STATE_NAME(ps._state), substate);
}
break;
case MotorInterrupt:
syslog(priority, LOG_MOTOR_EVENT, data.Get<unsigned char>());
break;
case ButtonInterrupt:
syslog(priority, LOG_BUTTON_EVENT, data.Get<unsigned char>());
break;
case DoorInterrupt:
syslog(priority, LOG_DOOR_EVENT, data.Get<char>());
break;
case Keyboard:
syslog(priority, LOG_KEYBOARD_INPUT,
data.Get<std::string>().c_str());
break;
case UICommand:
syslog(priority, LOG_UI_COMMAND, data.Get<std::string>().c_str());
break;
default:
LOGGER.LogError(LOG_WARNING, errno, ERR_MSG(UnexpectedEvent),
eventType);
break;
}
}
// Updates the front panel displays, based on printer status
void FrontPanel::ShowStatus(const PrinterStatus& ps)
{
if (ps._change != Leaving)
{
// display the screen for this state and sub-state
PrinterStatusKey key = PS_KEY(ps._state, ps._UISubState);
if (ps._state == PrintingLayerState)
{
// force the display of the remaining print time
// whenever we enter or re-enter the PrintingLayer state
// e.g. after door closed or resuming from pause
_forceDisplay = true;
}
if (_screens.count(key) < 1)
{
std::cout << "Unknown screen for state: " << STATE_NAME(ps._state)
<< ", substate: " << SUBSTATE_NAME(ps._UISubState)
<< std::endl;
key = UNKNOWN_SCREEN_KEY;
}
Screen* pScreen = _screens[key];
if (pScreen != NULL)
{
// make sure a display thread isn't already running
AwaitThreadComplete();
// display the selected screen in a separate thread, to
// avoid blocking here
FrontPanelScreen* pFPS = new FrontPanelScreen(this, ps, pScreen);
pthread_create(&_showScreenThread, NULL, &ThreadHelper, pFPS);
}
}
}