Navigation.py

   1 from enigma import eServiceCenter, eServiceReference, pNavigation, getBestPlayableServiceReference, iPlayableService
   2 from Components.ParentalControl import parentalControl
   3 from Tools.BoundFunction import boundFunction
   4 from Tools.DreamboxHardware import setFPWakeuptime, getFPWakeuptime, getFPWasTimerWakeup, clearFPWasTimerWakeup
   5 from time import time
   6 import RecordTimer
   7 import SleepTimer
   8 import Screens.Standby
   9 import NavigationInstance
  10 import ServiceReference
  11
  12 # TODO: remove pNavgation, eNavigation and rewrite this stuff in python.
  13 class Navigation:
  14         def __init__(self, nextRecordTimerAfterEventActionAuto=False):
  15                 if NavigationInstance.instance is not None:
  16                         raise NavigationInstance.instance
  17
  18                 NavigationInstance.instance = self
  19                 self.ServiceHandler = eServiceCenter.getInstance()
  20
  21                 import Navigation as Nav
  22                 Nav.navcore = self
  23
  24                 self.pnav = pNavigation()
  25                 self.pnav.m_event.get().append(self.dispatchEvent)
  26                 self.pnav.m_record_event.get().append(self.dispatchRecordEvent)
  27                 self.event = [ ]
  28                 self.record_event = [ ]
  29                 self.currentlyPlayingServiceReference = None
  30                 self.currentlyPlayingService = None
  31                 self.RecordTimer = RecordTimer.RecordTimer()
  32                 if getFPWasTimerWakeup():
  33                         clearFPWasTimerWakeup()
  34                         if getFPWasTimerWakeup(): # sanity check to detect if the FP driver is working correct!
  35                                 print "buggy fp driver detected!!! please update drivers.... ignore timer wakeup!"
  36                         elif nextRecordTimerAfterEventActionAuto and (len(self.getRecordings()) or abs(self.RecordTimer.getNextRecordingTime() - time()) <= 360):
  37                                 if not Screens.Standby.inTryQuitMainloop: # not a shutdown messagebox is open
  38                                         RecordTimer.RecordTimerEntry.TryQuitMainloop(False) # start shutdown handling
  39                 self.SleepTimer = SleepTimer.SleepTimer()
  40
  41         def dispatchEvent(self, i):
  42                 for x in self.event:
  43                         x(i)
  44                 if i == iPlayableService.evEnd:
  45                         self.currentlyPlayingServiceReference = None
  46                         self.currentlyPlayingService = None
  47
  48         def dispatchRecordEvent(self, rec_service, event):
  49 #               print "record_event", rec_service, event
  50                 for x in self.record_event:
  51                         x(rec_service, event)
  52
  53         def playService(self, ref, checkParentalControl = True):
  54                 oldref = self.currentlyPlayingServiceReference
  55                 if ref and oldref and ref == oldref:
  56                         print "ignore request to play already running service"
  57                         return 0
  58                 print "playing", ref and ref.toString()
  59                 if ref is None:
  60                         self.stopService()
  61                         return 0
  62                 if not checkParentalControl or parentalControl.isServicePlayable(ref, boundFunction(self.playService, checkParentalControl = False)):
  63                         if ref.flags & eServiceReference.isGroup:
  64                                 if not oldref:
  65                                         oldref = eServiceReference()
  66                                 playref = getBestPlayableServiceReference(ref, oldref)
  67                                 if not playref or (checkParentalControl and not parentalControl.isServicePlayable(playref, boundFunction(self.playService, checkParentalControl = False))):
  68                                         self.stopService()
  69                                         return 0
  70                         else:
  71                                 playref = ref
  72                         if self.pnav and not self.pnav.playService(playref):
  73                                 self.currentlyPlayingServiceReference = playref
  74                                 return 0
  75                 else:
  76                         self.stopService()
  77                 return 1
  78
  79         def getCurrentlyPlayingServiceReference(self):
  80                 return self.currentlyPlayingServiceReference
  81
  82         def recordService(self, ref, simulate=False):
  83                 service = None
  84                 print "recording service: %s" % (str(ref))
  85                 if isinstance(ref, ServiceReference.ServiceReference):
  86                         ref = ref.ref
  87                 if ref:
  88                         if ref.flags & eServiceReference.isGroup:
  89                                 ref = getBestPlayableServiceReference(ref, eServiceReference(), simulate)
  90                         service = ref and self.pnav and self.pnav.recordService(ref)
  91                         if service is None:
  92                                 print "record returned non-zero"
  93                 return service
  94
  95         def stopRecordService(self, service):
  96                 ret = self.pnav and self.pnav.stopRecordService(service)
  97                 return ret
  98
  99         def getRecordings(self):
 100                 return self.pnav and self.pnav.getRecordings()
 101
 102         def getCurrentService(self):
 103                 if not self.currentlyPlayingService:
 104                         self.currentlyPlayingService = self.pnav and self.pnav.getCurrentService()
 105                 return self.currentlyPlayingService
 106
 107         def stopService(self):
 108                 print "stopService"
 109                 if self.pnav:
 110                         self.pnav.stopService()
 111
 112         def pause(self, p):
 113                 return self.pnav and self.pnav.pause(p)
 114
 115         def shutdown(self):
 116                 self.RecordTimer.shutdown()
 117                 self.ServiceHandler = None
 118                 self.pnav = None
 119
 120         def stopUserServices(self):
 121                 self.stopService()