xbmcbackup/scheduler.py
Rob Weber e63ba10473 moved settings changed to Monitor class
use xbmc.sleep instead
2013-04-01 10:59:20 -05:00

108 lines
3.8 KiB
Python

import xbmc
import datetime
import time
import os
import resources.lib.utils as utils
from resources.lib.croniter import croniter
from resources.lib.backup import XbmcBackup
class BackupScheduler:
monitor = None
enabled = "false"
next_run = 0
def __init__(self):
self.monitor = UpdateMonitor(update_method = self.settingsChanged)
self.enabled = utils.getSetting("enable_scheduler")
if(self.enabled == "true"):
self.setup()
def setup(self):
#scheduler was turned on, find next run time
utils.log("scheduler enabled, finding next run time")
self.findNextRun(time.time())
utils.log("scheduler will run again on " + datetime.datetime.fromtimestamp(self.next_run).strftime('%m-%d-%Y %H:%M'))
def start(self):
while(not xbmc.abortRequested):
if(self.enabled == "true"):
#scheduler is still on
now = time.time()
if(self.next_run <= now):
if(utils.getSetting('run_silent') == 'false'):
utils.showNotification(utils.getString(30053))
#run the job in backup mode, hiding the dialog box
backup = XbmcBackup()
backup.run(XbmcBackup.Backup,True)
#check if we should shut the computer down
if(utils.getSetting("cron_shutdown") == 'true'):
#wait 10 seconds to make sure all backup processes and files are completed
time.sleep(10)
xbmc.executebuiltin('ShutDown()')
else:
#find the next run time like normal
self.findNextRun(now)
xbmc.sleep(500)
def findNextRun(self,now):
#find the cron expression and get the next run time
cron_exp = self.parseSchedule()
cron_ob = croniter(cron_exp,datetime.datetime.fromtimestamp(now))
new_run_time = cron_ob.get_next(float)
if(new_run_time != self.next_run):
self.next_run = new_run_time
utils.log("scheduler will run again on " + datetime.datetime.fromtimestamp(self.next_run).strftime('%m-%d-%Y %H:%M'))
def settingsChanged(self):
current_enabled = utils.getSetting("enable_scheduler")
if(current_enabled == "true" and self.enabled == "false"):
#scheduler was just turned on
self.enabled = current_enabled
self.setup()
elif (current_enabled == "false" and self.enabled == "true"):
#schedule was turn off
self.enabled = current_enabled
if(self.enabled == "true"):
#always recheck the next run time after an update
self.findNextRun(time.time())
def parseSchedule(self):
schedule_type = int(utils.getSetting("schedule_interval"))
cron_exp = utils.getSetting("cron_schedule")
hour_of_day = utils.getSetting("schedule_time")
hour_of_day = int(hour_of_day[0:2])
if(schedule_type == 0):
#every day
cron_exp = "0 " + str(hour_of_day) + " * * *"
elif(schedule_type == 1):
#once a week
day_of_week = utils.getSetting("day_of_week")
cron_exp = "0 " + str(hour_of_day) + " * * " + day_of_week
elif(schedule_type == 2):
#first day of month
cron_exp = "0 " + str(hour_of_day) + " 1 * *"
return cron_exp
class UpdateMonitor(xbmc.Monitor):
update_method = None
def __init__(self,*args, **kwargs):
xbmc.Monitor.__init__(self)
self.update_method = kwargs['update_method']
def onSettingsChanged(self):
self.update_method()
BackupScheduler().start()