class AlarmLogThread(object):
""" Separate thread for alarm logging stuff.
It starts to log in separate thread as new instance will be done or _start() method will be called
Timer could be stopped be calling stop() method. """
def __init__(self, resources):
# try:
self._mutex = threading.RLock()
logging.info('Starting alarm logging thread')
self._resources = resources
self._plcHelper = self._resources.plcManager.getAlarmHelper()
db = self._resources.getDbManager()
self._log = AlarmLog(db)
self._period = 10
self._start()
# except Exception as ex:
# raise ConfigurationException(ex)
def _start(self):
""" Starts timer to run, function is looped by itself.
Should be interrupted by calling timer.cancel() in other case it will become a daemon """
self._doWork()
self._timer = threading.Timer(self._period, self._start)
self._timer.start()
def stop(self):
""" Thread safe method for stopping timer. It will finish as soon as timer
thread stops working and thread will be closed"""
with self._mutex:
self._timer.cancel()
self._timer.join()
def _doWork(self):
""" All logging stuff performs here. This method is calling by logging thread """
with self._mutex:
if self._resources.plcManager.isConnected():
nextAlarm = self._plcHelper.getNextAlarm()
while nextAlarm:
print('Processing alarm')
print(nextAlarm)
self.storeRecord(nextAlarm)
nextAlarm = self._plcHelper.getNextAlarm()
def storeRecord(self, nextAlarm):
self._log.cleanValues()
self._log.setCode(nextAlarm[0])
self._log.setAction(nextAlarm[1])
self._log.setTime(int(nextAlarm[2])-2*60*60)
self._log.writeToLog()
def __init__(self, parent, controller):
resources = controller.resources
self.codes = controller.codes
wx.Dialog.__init__(self, parent, title=self.codes.get('dAlarmLogs_title'),
style=wx.CAPTION | wx.YES_NO | wx.YES_DEFAULT)
self._log = AlarmLog(resources.getDbManager())
self._list = self.CreateLists(self.codes)
searchPanel = self.CreateSearchPanel(self.codes)
buttons = wx.BoxSizer(wx.HORIZONTAL)
buttons.Add(wx.Button(self, wx.ID_FILE, label=self.codes.get('dAlarmLogs_export')), flag=wx.RIGHT, border=10)
buttons.Add(wx.Button(self, wx.ID_CANCEL, label=self.codes.get('dAlarmLogs_close')))
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(searchPanel, flag=wx.ALL | wx.EXPAND, border=10)
sizer.Add(self._list, flag=wx.EXPAND)
sizer.Add(buttons, flag=wx.ALL, border=10)
self.SetFocus()
self.SetSizer(sizer)
self.Fit()
self.Bind(wx.EVT_BUTTON, self.OnFind, id=wx.ID_FIND)
self.Bind(wx.EVT_BUTTON, self.OnCancel, id=wx.ID_CANCEL)
self.Bind(wx.EVT_BUTTON, self.OnExport, id=wx.ID_FILE)
self.Bind(wx.EVT_KEY_UP, self.OnListCharacter)
def __init__(self, resources):
# try:
self._mutex = threading.RLock()
logging.info('Starting alarm logging thread')
self._resources = resources
self._plcHelper = self._resources.plcManager.getAlarmHelper()
db = self._resources.getDbManager()
self._log = AlarmLog(db)
self._period = 10
self._start()
class AlarmLogDialog(wx.Dialog, SimplePanel):
ONE_DAY = 24 * 60 * 60 - 1 #23hour 59 minutes 59 seconds
def __init__(self, parent, controller):
resources = controller.resources
self.codes = controller.codes
wx.Dialog.__init__(self, parent, title=self.codes.get('dAlarmLogs_title'),
style=wx.CAPTION | wx.YES_NO | wx.YES_DEFAULT)
self._log = AlarmLog(resources.getDbManager())
self._list = self.CreateLists(self.codes)
searchPanel = self.CreateSearchPanel(self.codes)
buttons = wx.BoxSizer(wx.HORIZONTAL)
buttons.Add(wx.Button(self, wx.ID_FILE, label=self.codes.get('dAlarmLogs_export')), flag=wx.RIGHT, border=10)
buttons.Add(wx.Button(self, wx.ID_CANCEL, label=self.codes.get('dAlarmLogs_close')))
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(searchPanel, flag=wx.ALL | wx.EXPAND, border=10)
sizer.Add(self._list, flag=wx.EXPAND)
sizer.Add(buttons, flag=wx.ALL, border=10)
self.SetFocus()
self.SetSizer(sizer)
self.Fit()
self.Bind(wx.EVT_BUTTON, self.OnFind, id=wx.ID_FIND)
self.Bind(wx.EVT_BUTTON, self.OnCancel, id=wx.ID_CANCEL)
self.Bind(wx.EVT_BUTTON, self.OnExport, id=wx.ID_FILE)
self.Bind(wx.EVT_KEY_UP, self.OnListCharacter)
def CreateLists(self, codes):
list = wx.ListCtrl(self, id=wx.ID_ANY, style=wx.LC_REPORT | wx.LC_SINGLE_SEL)
list.SetMinSize((400, 300))
list.InsertColumn(col=0, heading=codes.get('dAlarmLogs_code'), format=wx.LIST_FORMAT_LEFT, width=50)
list.InsertColumn(col=1, heading=codes.get('dAlarmLogs_desc'), format=wx.LIST_FORMAT_LEFT, width=320)
list.InsertColumn(col=2, heading=codes.get('dAlarmLogs_time'), format=wx.LIST_FORMAT_LEFT, width=180)
list.InsertColumn(col=3, heading=codes.get('dAlarmLogs_action'), format=wx.LIST_FORMAT_LEFT, width=80)
return list
def CreateSearchPanel(self, codes):
sizer = wx.FlexGridSizer(1, 12, 5, 5)
self.alarmCode = wx.TextCtrl(self, size=(100, -1))
self.startDate = wx.DatePickerCtrl(self, dt=wx.DateTime().UNow(), size=(120, -1),
style=wx.DP_DEFAULT | wx.DP_ALLOWNONE | wx.DP_SHOWCENTURY)
self.endDate = wx.DatePickerCtrl(self, dt=wx.DateTime.UNow(), size=(120, -1),
style=wx.DP_DEFAULT | wx.DP_ALLOWNONE | wx.DP_SHOWCENTURY)
sizer.Add(self.CreateCaption(codes.get('dAlarmLogs_code')), flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
sizer.Add(self.alarmCode)
sizer.AddSpacer((20, -1))
sizer.Add(self.CreateCaption(codes.get('dAlarmLogs_from')), flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
sizer.Add(self.startDate)
sizer.AddSpacer((20, -1))
sizer.Add(self.CreateCaption(codes.get('dAlarmLogs_to')), flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
sizer.Add(self.endDate)
sizer.AddSpacer((20, -1))
sizer.Add(wx.Button(self, wx.ID_FIND, label=codes.get('dAlarmLogs_find')), proportion=2,
flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
return sizer
def FillList(self, logs):
self._list.DeleteAllItems()
for log in logs:
alarm = self.parseAlarm(log['code'])
index = self._list.InsertStringItem(sys.maxint, str(log['code']))
self._list.SetStringItem(index, 1, unicode(alarm))
self._list.SetStringItem(index, 2, str(log['time']))
action = self.parseAction(log['action'])
self._list.SetStringItem(index, 3, unicode(action))
def parseAlarm(self, alarm):
return self.codes.get('al'+str(alarm))
def parseAction(self, act):
if act:
return self.codes.get('dAlarmLogs_on')
else:
return self.codes.get('dAlarmLogs_off')
def getStartDay(self, dateTime):
""" Return first second of the day """
return self.getUnixTimeStamp(dateTime)
def getEndDay(self, dateTime):
""" Return last second of the day """
return self.getUnixTimeStamp(dateTime) + self.ONE_DAY
def getUnixTimeStamp(self, dateTime):
day, month, year = dateTime.GetDay(), dateTime.GetMonth() + 1, dateTime.GetYear()
date = datetime.date(year, month, day)
return time.mktime(date.timetuple())
def OnFind(self, event):
event.Skip()
self.findInLog()
def OnListCharacter (self, event):
event.Skip()
if event.GetKeyCode() == wx.WXK_RETURN:
self.findInLog()
def getPeriod(self):
start = self.startDate.GetValue()
end = self.endDate.GetValue()
startDate = self.getStartDay(start)
endDate = self.getEndDay(end)
return startDate, endDate
def findInLog(self):
code = self.alarmCode.GetValue()
startDate, endDate = self.getPeriod()
logs = self._log.readLog(code, startDate, endDate)
self.FillList(logs)
def OnCancel(self, event):
event.Skip()
self.EndModal(wx.ID_CANCEL)
def OnExport(self, event):
event.Skip()
path = join(os.getenv('HOME'), 'Desktop')
dialog = wx.FileDialog(self, message="File select", defaultDir=path, defaultFile="alarmHistory.log",
style=wx.SAVE | wx.OVERWRITE_PROMPT)
if dialog.ShowModal() == wx.ID_OK:
# Open the file for write, write, close
self.filename = dialog.GetFilename()
self.dirname = dialog.GetDirectory()
filehandle = codecs.open(os.path.join(self.dirname, self.filename), 'w', 'utf-8')
for data in self._log._log:
line = self.parseDict(data)
filehandle.write(';'.join(line))
filehandle.write('\n')
filehandle.close()
dialog.Destroy()
def parseDict(self, log):
print(log)
line = []
line.append(str(log['id']))
line.append(str(log['code']))
line.append(str(log['time']))
line.append(str(log['action']))
return line