refs bug #593

[enigma2.git] / lib / python / Components / ParentalControl.py

diff --git a/lib/python/Components/ParentalControl.py b/lib/python/Components/ParentalControl.py
old mode 100755 (executable)
new mode 100644 (file)
index d68e01f..63b5ccf
--- a/lib/python/Components/ParentalControl.py
+++ b/lib/python/Components/ParentalControl.py
@@ -1,19 +1,34 @@
-from Components.config import config, ConfigSubsection, ConfigSelection, ConfigPIN, ConfigYesNo, ConfigSubList, ConfigInteger
+from Components.config import config, ConfigSubsection, ConfigSelection, ConfigPIN, ConfigText, ConfigYesNo, ConfigSubList, ConfigInteger
+#from Screens.ChannelSelection import service_types_tv

 from Screens.InputBox import PinInput
 from Screens.MessageBox import MessageBox
 from Tools.BoundFunction import boundFunction
 from ServiceReference import ServiceReference
 from Tools import Notifications
 from Tools.Directories import resolveFilename, SCOPE_CONFIG
 from Screens.InputBox import PinInput
 from Screens.MessageBox import MessageBox
 from Tools.BoundFunction import boundFunction
 from ServiceReference import ServiceReference
 from Tools import Notifications
 from Tools.Directories import resolveFilename, SCOPE_CONFIG

+from enigma import eTimer
+import time
+
+TYPE_SERVICE = "SERVICE"
+TYPE_BOUQUETSERVICE = "BOUQUETSERVICE"
+TYPE_BOUQUET = "BOUQUET"
+LIST_BLACKLIST = "blacklist"
+LIST_WHITELIST = "whitelist"
+
+IMG_WHITESERVICE = LIST_WHITELIST + "-" + TYPE_SERVICE
+IMG_WHITEBOUQUET = LIST_WHITELIST + "-" + TYPE_BOUQUET
+IMG_BLACKSERVICE = LIST_BLACKLIST + "-" + TYPE_SERVICE
+IMG_BLACKBOUQUET = LIST_BLACKLIST + "-" + TYPE_BOUQUET

 
 def InitParentalControl():
        config.ParentalControl = ConfigSubsection()
        config.ParentalControl.configured = ConfigYesNo(default = False)
        config.ParentalControl.mode = ConfigSelection(default = "simple", choices = [("simple", _("simple")), ("complex", _("complex"))])
 
 def InitParentalControl():
        config.ParentalControl = ConfigSubsection()
        config.ParentalControl.configured = ConfigYesNo(default = False)
        config.ParentalControl.mode = ConfigSelection(default = "simple", choices = [("simple", _("simple")), ("complex", _("complex"))])

-       config.ParentalControl.storeservicepin = ConfigSelection(default = "never", choices = [("never", _("never")), ("5_minutes", _("5 minutes")), ("30_minutes", _("30 minutes")), ("60_minutes", _("60 minutes")), ("restart", _("until restart"))])
+       config.ParentalControl.storeservicepin = ConfigSelection(default = "never", choices = [("never", _("never")), ("5", _("5 minutes")), ("30", _("30 minutes")), ("60", _("60 minutes")), ("standby", _("until standby/restart"))])
+       config.ParentalControl.storeservicepincancel = ConfigSelection(default = "never", choices = [("never", _("never")), ("5", _("5 minutes")), ("30", _("30 minutes")), ("60", _("60 minutes")), ("standby", _("until standby/restart"))])

        config.ParentalControl.servicepinactive = ConfigYesNo(default = False)
        config.ParentalControl.setuppinactive = ConfigYesNo(default = False)
        config.ParentalControl.servicepinactive = ConfigYesNo(default = False)
        config.ParentalControl.setuppinactive = ConfigYesNo(default = False)

-       config.ParentalControl.type = ConfigSelection(default = "blacklist", choices = [("whitelist", _("whitelist")), ("blacklist", _("blacklist"))])
+       config.ParentalControl.type = ConfigSelection(default = "blacklist", choices = [(LIST_WHITELIST, _("whitelist")), (LIST_BLACKLIST, _("blacklist"))])

        config.ParentalControl.setuppin = ConfigPIN(default = -1)
        
        config.ParentalControl.retries = ConfigSubsection()
        config.ParentalControl.setuppin = ConfigPIN(default = -1)
        
        config.ParentalControl.retries = ConfigSubsection()


@@ -39,40 +54,54 @@ def InitParentalControl():
 
 class ParentalControl:
        def __init__(self):
 
 class ParentalControl:
        def __init__(self):

+               #Do not call open on init, because bouquets are not ready at that moment 

                self.open()
                self.serviceLevel = {}
                self.open()
                self.serviceLevel = {}

-               
-       def addWhitelistService(self, service):
-               self.whitelist.append(service)
+               #Instead: Use Flags to see, if we already initialized config and called open
+               self.configInitialized = False
+               #This is the timer that is used to see, if the time for caching the pin is over
+               #Of course we could also work without a timer and compare the times every
+               #time we call isServicePlayable. But this might probably slow down zapping, 
+               #That's why I decided to use a timer
+               self.sessionPinTimer = eTimer()
+               self.sessionPinTimer.callback.append(self.resetSessionPin)

        
        

-       def addBlacklistService(self, service):
-               self.blacklist.append(service)
-
-       def setServiceLevel(self, service, level):
-               self.serviceLevel[service] = level
-
-       def deleteWhitelistService(self, service):
-               self.whitelist.remove(service)
-               if self.serviceLevel.has_key(service):
-                       self.serviceLevel.remove(service)
+       def serviceMethodWrapper(self, service, method, *args):
+               #This method is used to call all functions that need a service as Parameter: 
+               #It takes either a Service- Reference or a Bouquet- Reference and passes 
+               #Either the service or all services contained in the bouquet to the method given
+               #That way all other functions do not need to distinguish between service and bouquet. 
+               if "FROM BOUQUET" in service:
+                       method( service , TYPE_BOUQUET , *args )
+                       servicelist = self.readServicesFromBouquet(service,"C")
+                       for ref in servicelist:
+                               sRef = str(ref[0])
+                               method( sRef , TYPE_BOUQUETSERVICE , *args )
+               else:
+                       ref = ServiceReference(service)
+                       sRef = str(ref)
+                       method( sRef , TYPE_SERVICE , *args )

        
        

-       def deleteBlacklistService(self, service):
-               self.blacklist.remove(service)
-               if self.serviceLevel.has_key(service):
-                       self.serviceLevel.remove(service)
+       def setServiceLevel(self, service, type, level):
+               self.serviceLevel[service] = level

 
        def isServicePlayable(self, ref, callback):
                if not config.ParentalControl.configured.value or not config.ParentalControl.servicepinactive.value:
                        return True
 
        def isServicePlayable(self, ref, callback):
                if not config.ParentalControl.configured.value or not config.ParentalControl.servicepinactive.value:
                        return True

-               #print "whitelist:", self.whitelist
-               #print "blacklist:", self.blacklist
-               #print "config.ParentalControl.type.value:", config.ParentalControl.type.value
-               #print "not in whitelist:", (service not in self.whitelist)
-               #print "checking parental control for service:", ref.toString()
+               #Check if configuration has already been read or if the significant values have changed.
+               #If true: read the configuration 
+               if self.configInitialized == False or self.storeServicePin != config.ParentalControl.storeservicepin.value or self.storeServicePinCancel != config.ParentalControl.storeservicepincancel.value:
+                       self.getConfigValues()

                service = ref.toCompareString()
                service = ref.toCompareString()

-               if (config.ParentalControl.type.value == "whitelist" and service not in self.whitelist) or (config.ParentalControl.type.value == "blacklist" and service in self.blacklist):
+               if (config.ParentalControl.type.value == LIST_WHITELIST and not self.whitelist.has_key(service)) or (config.ParentalControl.type.value == LIST_BLACKLIST and self.blacklist.has_key(service)):
+                       #Check if the session pin is cached and return the cached value, if it is.
+                       if self.sessionPinCached == True:
+                               #As we can cache successful pin- entries as well as canceled pin- entries,
+                               #We give back the last action 
+                               return self.sessionPinCachedValue

                        self.callback = callback
                        self.callback = callback

-                       #print "service:", ServiceReference(service).getServiceName()
+                       #Someone started to implement different levels of protection. Seems they were never completed
+                       #I did not throw out this code, although it is of no use at the moment

                        levelNeeded = 0
                        if self.serviceLevel.has_key(service):
                                levelNeeded = self.serviceLevel[service]
                        levelNeeded = 0
                        if self.serviceLevel.has_key(service):
                                levelNeeded = self.serviceLevel[service]


@@ -83,103 +112,212 @@ class ParentalControl:
                        return True
                
        def protectService(self, service):
                        return True
                
        def protectService(self, service):

-               #print "protect"
-               #print "config.ParentalControl.type.value:", config.ParentalControl.type.value
-               if config.ParentalControl.type.value == "whitelist":
-                       if service in self.whitelist:
-                               self.deleteWhitelistService(service)
+               if config.ParentalControl.type.value == LIST_WHITELIST:
+                       if self.whitelist.has_key(service):
+                               self.serviceMethodWrapper(service, self.removeServiceFromList, self.whitelist)
+                               #self.deleteWhitelistService(service)

                else: # blacklist
                else: # blacklist

-                       if service not in self.blacklist:
-                               self.addBlacklistService(service)
+                       if not self.blacklist.has_key(service):
+                               self.serviceMethodWrapper(service, self.addServiceToList, self.blacklist)
+                               #self.addBlacklistService(service)

                #print "whitelist:", self.whitelist
                #print "blacklist:", self.blacklist
 
                #print "whitelist:", self.whitelist
                #print "blacklist:", self.blacklist
 

-                               

        def unProtectService(self, service):
                #print "unprotect"
                #print "config.ParentalControl.type.value:", config.ParentalControl.type.value
        def unProtectService(self, service):
                #print "unprotect"
                #print "config.ParentalControl.type.value:", config.ParentalControl.type.value

-               if config.ParentalControl.type.value == "whitelist":
-                       if service not in self.whitelist:
-                               self.addWhitelistService(service)
+               if config.ParentalControl.type.value == LIST_WHITELIST:
+                       if not self.whitelist.has_key(service):
+                               self.serviceMethodWrapper(service, self.addServiceToList, self.whitelist)
+                               #self.addWhitelistService(service)

                else: # blacklist
                else: # blacklist

-                       if service in self.blacklist:
-                               self.deleteBlacklistService(service)
+                       if self.blacklist.has_key(service):
+                               self.serviceMethodWrapper(service, self.removeServiceFromList, self.blacklist)
+                               #self.deleteBlacklistService(service)

                #print "whitelist:", self.whitelist
                #print "blacklist:", self.blacklist
 
        def getProtectionLevel(self, service):
                #print "whitelist:", self.whitelist
                #print "blacklist:", self.blacklist
 
        def getProtectionLevel(self, service):

-               if (config.ParentalControl.type.value == "whitelist" and service not in self.whitelist) or (config.ParentalControl.type.value == "blacklist" and service in self.blacklist):
+               if (config.ParentalControl.type.value == LIST_WHITELIST and not self.whitelist.has_key(service)) or (config.ParentalControl.type.value == LIST_BLACKLIST and self.blacklist.has_key(service)):

                        if self.serviceLevel.has_key(service):
                                return self.serviceLevel[service]
                        else:
                                return 0
                else:
                        return -1
                        if self.serviceLevel.has_key(service):
                                return self.serviceLevel[service]
                        else:
                                return 0
                else:
                        return -1

+
+       def getProtectionType(self, service):
+               #New method used in ParentalControlList: This method does not only return
+               #if a service is protected or not, it also returns, why (whitelist or blacklist, service or bouquet)
+               sImage = ""
+               if (config.ParentalControl.type.value == LIST_WHITELIST):
+                       if self.whitelist.has_key(service):
+                               if TYPE_SERVICE in self.whitelist[service]:
+                                       sImage = IMG_WHITESERVICE
+                               else:
+                                       sImage = IMG_WHITEBOUQUET
+               elif (config.ParentalControl.type.value == LIST_BLACKLIST):
+                       if self.blacklist.has_key(service):
+                               if TYPE_SERVICE in self.blacklist[service]:
+                                       sImage = IMG_BLACKSERVICE
+                               else:
+                                       sImage = IMG_BLACKBOUQUET
+               bLocked = self.getProtectionLevel(service) != -1
+               return (bLocked,sImage)
+       
+       def getConfigValues(self):      
+               #Read all values from configuration 
+               self.checkPinInterval = False
+               self.checkPinIntervalCancel = False
+               self.checkSessionPin = False
+               self.checkSessionPinCancel = False
+               
+               self.sessionPinCached = False
+               self.pinIntervalSeconds = 0
+               self.pinIntervalSecondsCancel = 0
+
+               self.storeServicePin = config.ParentalControl.storeservicepin.value
+               self.storeServicePinCancel = config.ParentalControl.storeservicepincancel.value
+               
+               if self.storeServicePin == "never":
+                       pass
+               elif self.storeServicePin == "standby":
+                       self.checkSessionPin = True
+               else:
+                       self.checkPinInterval = True
+                       iMinutes = float(self.storeServicePin)
+                       iSeconds = iMinutes*60
+                       self.pinIntervalSeconds = iSeconds
+       
+               if self.storeServicePinCancel == "never":
+                       pass
+               elif self.storeServicePinCancel == "standby":
+                       self.checkSessionPinCancel = True
+               else:
+                       self.checkPinIntervalCancel = True
+                       iMinutes = float(self.storeServicePinCancel)
+                       iSeconds = iMinutes*60
+                       self.pinIntervalSecondsCancel = iSeconds

        
        

+               self.configInitialized = True
+               # Reset PIN cache on standby: Use StandbyCounter- Config- Callback
+               config.misc.standbyCounter.addNotifier(self.standbyCounterCallback, initial_call = False)
+
+       def standbyCounterCallback(self, configElement):
+               self.resetSessionPin()
+               
+       def resetSessionPin(self):
+               #Reset the session pin, stop the timer
+               self.sessionPinCached = False
+               self.sessionPinTimer.stop()
+
+       def getCurrentTimeStamp(self):
+               return time.time()
+

        def getPinList(self):
                return [ x.value for x in config.ParentalControl.servicepin ]
        def getPinList(self):
                return [ x.value for x in config.ParentalControl.servicepin ]

-       
+               

        def servicePinEntered(self, service, result):
        def servicePinEntered(self, service, result):

-#              levelNeeded = 0
-               #if self.serviceLevel.has_key(service):
-                       #levelNeeded = self.serviceLevel[service]
-#              
-               #print "getPinList():", self.getPinList()
-               #pinList = self.getPinList()[:levelNeeded + 1]
-               #print "pinList:", pinList
-#              
-#              print "pin entered for service", service, "and pin was", pin
-               #if pin is not None and int(pin) in pinList:
+

                if result is not None and result:
                if result is not None and result:

-                       #print "pin ok, playing service"
+                       #This is the new function of caching the service pin
+                       #save last session and time of last entered pin...
+                       if self.checkSessionPin == True:
+                               self.sessionPinCached = True
+                               self.sessionPinCachedValue = True
+                       if self.checkPinInterval == True:
+                               self.sessionPinCached = True
+                               self.sessionPinCachedValue = True
+                               self.sessionPinTimer.start(self.pinIntervalSeconds*1000,1)

                        self.callback(ref = service)
                else:
                        self.callback(ref = service)
                else:

+                       #This is the new function of caching cancelling of service pin

                        if result is not None:
                                Notifications.AddNotification(MessageBox,  _("The pin code you entered is wrong."), MessageBox.TYPE_ERROR)
                        if result is not None:
                                Notifications.AddNotification(MessageBox,  _("The pin code you entered is wrong."), MessageBox.TYPE_ERROR)

-                       #print "wrong pin entered"
+                       else:
+                               if self.checkSessionPinCancel == True:
+                                       self.sessionPinCached = True
+                                       self.sessionPinCachedValue = False
+                               if self.checkPinIntervalCancel == True:
+                                       self.sessionPinCached = True
+                                       self.sessionPinCachedValue = False
+                                       self.sessionPinTimer.start(self.pinIntervalSecondsCancel*1000,1) 

                        
                        

-       def saveWhitelist(self):
-               file = open(resolveFilename(SCOPE_CONFIG, "whitelist"), 'w')
-               for x in self.whitelist:
-                       file.write(x + "\n")
-               file.close
-       
-       def openWhitelist(self):
-               self.whitelist = []
-               try:
-                       file = open(resolveFilename(SCOPE_CONFIG, "whitelist"), 'r')
-                       lines = file.readlines()
-                       for x in lines:
-                               ref = ServiceReference(x.strip())
-                               self.whitelist.append(str(ref))
-                       file.close
-               except:
-                       pass
-               
-       def saveBlacklist(self):
-               file = open(resolveFilename(SCOPE_CONFIG, "blacklist"), 'w')
-               for x in self.blacklist:
-                       file.write(x + "\n")
+       def saveListToFile(self,sWhichList):
+               #Replaces saveWhiteList and saveBlackList: 
+               #I don't like to have two functions with identical code...
+               if sWhichList == LIST_BLACKLIST:
+                       vList = self.blacklist
+               else:
+                       vList = self.whitelist
+               file = open(resolveFilename(SCOPE_CONFIG, sWhichList), 'w')
+               for sService,sType in vList.iteritems():
+                       #Only Services that are selected directly and Bouqets are saved. 
+                       #Services that are added by a bouquet are not saved. 
+                       #This is the reason for the change in self.whitelist and self.blacklist
+                       if TYPE_SERVICE in sType or TYPE_BOUQUET in sType:
+                               file.write(str(sService) + "\n")

                file.close
 
                file.close
 

-       def openBlacklist(self):
-               self.blacklist = []
+       def openListFromFile(self,sWhichList):
+               #Replaces openWhiteList and openBlackList: 
+               #I don't like to have two functions with identical code...
+               if sWhichList == LIST_BLACKLIST:
+                       self.blacklist = {}
+                       vList = self.blacklist
+               else:
+                       self.whitelist = {}
+                       vList = self.whitelist

                try:
                try:

-                       file = open(resolveFilename(SCOPE_CONFIG, "blacklist"), 'r')
+                       file = open(resolveFilename(SCOPE_CONFIG, sWhichList ), 'r')

                        lines = file.readlines()
                        for x in lines:
                        lines = file.readlines()
                        for x in lines:

-                               ref = ServiceReference(x.strip())
-                               self.blacklist.append(str(ref))
+                               sPlain = x.strip()
+                               self.serviceMethodWrapper(sPlain, self.addServiceToList, vList)

                        file.close
                except:
                        pass
                        file.close
                except:
                        pass

+       
+       def addServiceToList(self, service, type, vList):
+               #Replaces addWhitelistService and addBlacklistService
+               #The lists are not only lists of service references any more. 
+               #They are named lists with the service as key and an array of types as value:
+               
+               if vList.has_key(service):
+                       if not type in vList[service]:
+                               vList[service].append(type)
+               else:
+                       vList[service] = [type]
+       
+       def removeServiceFromList(self, service, type, vList):
+               #Replaces deleteWhitelistService and deleteBlacklistService
+               if vList.has_key(service):
+                       if type in vList[service]:
+                               vList[service].remove(type)
+                       if not vList[service]:
+                               del vList[service]
+               if self.serviceLevel.has_key(service):
+                       self.serviceLevel.remove(service)
+               
+       def readServicesFromBouquet(self,sBouquetSelection,formatstring):
+               #This method gives back a list of services for a given bouquet
+               from enigma import eServiceCenter, eServiceReference
+               from Screens.ChannelSelection import service_types_tv
+               serviceHandler = eServiceCenter.getInstance()
+               refstr = sBouquetSelection
+               root = eServiceReference(refstr)
+               list = serviceHandler.list(root)
+               if list is not None:
+                       services = list.getContent("CN", True) #(servicecomparestring, name)
+                       return services

                
        def save(self):
                
        def save(self):

-               self.saveBlacklist()
-               self.saveWhitelist()
+               # we need to open the files in case we havent's read them yet
+               self.saveListToFile(LIST_BLACKLIST)
+               self.saveListToFile(LIST_WHITELIST)

                
        def open(self):
                
        def open(self):

-               self.openBlacklist()
-               self.openWhitelist()
+               self.openListFromFile(LIST_BLACKLIST)
+               self.openListFromFile(LIST_WHITELIST)

 
 parentalControl = ParentalControl()
 
 parentalControl = ParentalControl()