def badgeScanThread(threadName, delay):
retcode = SCAN.scanInit()
if retcode == "SUCCESS":
print "%s: %s" % (threadName, time.ctime(time.time()) )
else:
print "FAILED ScanInit %s/n%s" % (retcode, time.ctime(time.time()) )
LCD.lcd_string(retcode,LCD.LCD_LINE_1)
LCD.lcd_string(time.ctime(time.time()),LCD.LCD_LINE_2)
while 1:
time.sleep(delay)
badgeId = SCAN.watchPort() # wait here until a badge is scanned
userName = DB.queryUserNameFromBadgeId(badgeId)
print "badgeScanThread %s: %s" % (userName.text, badgeId )
LCD.lcd_string(userName.text,LCD.LCD_LINE_1)
LCD.lcd_string(time.ctime(time.time()),LCD.LCD_LINE_2)
a_lock.release()
def state_user_logged_in(eventMsg):
print "state_user_logged_in = ", eventMsg
if eventMsg[0] == EVENT_MSG_RESET:
deviceAccessQ.put( ("LOGGING OFF", ("00:00") ) )
nextState = STATE_LOGGING_OFF
elif eventMsg[0] == EVENT_MSG_USER_GRANTED_ACCESS:
logged_in_user_name = eventMsg[1]
tempname = logged_in_user_name
time_end = eventMsg[2]
if time_end < time.time():
time_remaining = 0;
else:
time_remaining = time_end-time.time()
print " time remaining",(time.ctime( time_remaining ) )[14:19]
if (time.ctime( time_remaining ) )[14:19] == EXPIRED:
LcdQ.put( (logged_in_user_name, (time.ctime( time_remaining ) )[14:19]) )
deviceAccessQ.put( (logged_in_user_name, (time.ctime( time_remaining ) )[14:19]) )
nextState = STATE_LOGGING_OFF
else:
LcdQ.put( (logged_in_user_name, (time.ctime( time_remaining ) )[14:19]) )
deviceAccessQ.put( (logged_in_user_name, (time.ctime( time_remaining ) )[14:19]) )
nextState = STATE_USER_LOGGED_IN
elif eventMsg[0] == EVENT_MSG_BADGE_SCAN:
dbUserValues = {}
dbUserValues = DB.queryUserNameFromBadgeId(eventMsg[1])
if (float(dbUserValues['time']) > 0 ):
nextState = STATE_VALIDATE_BADGE
else:
LcdQ.put( (dbUserValues['username'], "NOT AUTH TO USE" ) )
time.sleep(5)
nextState = STATE_INVALID_USER
elif eventMsg[0] == EVENT_MSG_TIMER_EXPIRE:
nextState = STATE_LOGGING_OFF
else:
nextState = STATE_IDLE
return nextState
def state_validate_user_badge(eventMsg):
print "state_validate_user_badge = ", eventMsg
LcdQ.put( ("CHECKING BADGE", time.ctime(time.time())) )
if eventMsg[0] == EVENT_MSG_NULL:
nextState = STATE_IDLE
elif eventMsg[0] == EVENT_MSG_RESET:
nextState = STATE_INIT
elif eventMsg[0] == EVENT_MSG_BADGE_SCAN:
dbUserValues = {}
dbUserValues = DB.queryUserNameFromBadgeId(eventMsg[1])
if (float(dbUserValues['time']) > 0 ):
timeend = float(dbUserValues['time']) +time.time()
eventQ.put( (EVENT_MSG_USER_GRANTED_ACCESS, dbUserValues['username'], timeend ) )
nextState = STATE_USER_LOGGED_IN
else:
LcdQ.put( (dbUserValues['username'], ("NOT PERMITTED") ) )
time.sleep(5)
nextState = STATE_IDLE
elif eventMsg[0] == EVENT_MSG_TIMER_EXPIRE:
nextState = STATE_IDLE
else:
nextState = STATE_IDLE
return nextState
