X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/f7ff39ec6af77dce898ddb24aa30e75df569dbd2..6f50f87ade33d60f05939a38de1ae0f4117b414b:/RecordTimer.py diff --git a/RecordTimer.py b/RecordTimer.py index 5e441d41..147a38fc 100644 --- a/RecordTimer.py +++ b/RecordTimer.py @@ -1,126 +1,384 @@ import time -import codecs #from time import datetime from Tools import Directories, Notifications +from Components.config import config import timer import xml.dom.minidom +from enigma import eEPGCache, getBestPlayableServiceReference, \ + eServiceReference, iRecordableService, quitMainloop + from Screens.MessageBox import MessageBox + import NavigationInstance -from Tools.XMLTools import elementsWithTag +import Screens.Standby + +from time import localtime + +from Tools.XMLTools import elementsWithTag, mergeText, stringToXML from ServiceReference import ServiceReference -class RecordTimerEntry(timer.TimerEntry): - def __init__(self, begin, end, serviceref, epg, description): +# ok, for descriptions etc we have: +# service reference (to get the service name) +# name (title) +# description (description) +# event data (ONLY for time adjustments etc.) + + +# parses an event, and gives out a (begin, end, name, duration, eit)-tuple. +# begin and end will be corrected +def parseEvent(ev, description = True): + if description: + name = ev.getEventName() + description = ev.getShortDescription() + else: + name = "" + description = "" + begin = ev.getBeginTime() + end = begin + ev.getDuration() + eit = ev.getEventId() + begin -= config.recording.margin_before.value * 60 + end += config.recording.margin_after.value * 60 + return (begin, end, name, description, eit) + +class AFTEREVENT: + NONE = 0 + STANDBY = 1 + DEEPSTANDBY = 2 + +# please do not translate log messages +class RecordTimerEntry(timer.TimerEntry, object): +######### the following static methods and members are only in use when the box is in (soft) standby + receiveRecordEvents = False + + @staticmethod + def shutdown(): + quitMainloop(1) + + @staticmethod + def staticGotRecordEvent(recservice, event): + if event == iRecordableService.evEnd: + print "RecordTimer.staticGotRecordEvent(iRecordableService.evEnd)" + recordings = NavigationInstance.instance.getRecordings() + if not len(recordings): # no more recordings exist + rec_time = NavigationInstance.instance.RecordTimer.getNextRecordingTime() + if rec_time > 0 and (rec_time - time.time()) < 360: + print "another recording starts in", rec_time - time.time(), "seconds... do not shutdown yet" + else: + print "no starting records in the next 360 seconds... immediate shutdown" + RecordTimerEntry.shutdown() # immediate shutdown + elif event == iRecordableService.evStart: + print "RecordTimer.staticGotRecordEvent(iRecordableService.evStart)" + + @staticmethod + def stopTryQuitMainloop(): + print "RecordTimer.stopTryQuitMainloop" + NavigationInstance.instance.record_event.remove(RecordTimerEntry.staticGotRecordEvent) + RecordTimerEntry.receiveRecordEvents = False + + @staticmethod + def TryQuitMainloop(): + if not RecordTimerEntry.receiveRecordEvents: + print "RecordTimer.TryQuitMainloop" + NavigationInstance.instance.record_event.append(RecordTimerEntry.staticGotRecordEvent) + RecordTimerEntry.receiveRecordEvents = True + # send fake event.. to check if another recordings are running or + # other timers start in a few seconds + RecordTimerEntry.staticGotRecordEvent(None, iRecordableService.evEnd) + # send normal notification for the case the user leave the standby now.. + Notifications.AddNotification(Screens.Standby.TryQuitMainloop, 1, onSessionOpenCallback=RecordTimerEntry.stopTryQuitMainloop) +################################################################# + + def __init__(self, serviceref, begin, end, name, description, eit, disabled = False, justplay = False, afterEvent = AFTEREVENT.NONE, checkOldTimers = False, dirname = None): timer.TimerEntry.__init__(self, int(begin), int(end)) + + if checkOldTimers == True: + if self.begin < time.time() - 1209600: + self.begin = int(time.time()) + + if self.end < self.begin: + self.end = self.begin assert isinstance(serviceref, ServiceReference) self.service_ref = serviceref - - if epg is not None: - self.epg_data = "" - #str(epg.m_event_name) - else: - self.epg_data = "" - + self.eit = eit self.dontSave = False + self.name = name self.description = description + self.disabled = disabled self.timer = None - self.record_service = None - self.wantStart = False + self.__record_service = None + self.start_prepare = 0 + self.justplay = justplay + self.afterEvent = afterEvent + self.dirname = dirname + self.dirnameHadToFallback = False + self.log_entries = [] + self.resetState() + + def log(self, code, msg): + self.log_entries.append((int(time.time()), code, msg)) + print "[TIMER]", msg + def calculateFilename(self): service_name = self.service_ref.getServiceName() -# begin_date = datetime.fromtimestamp(begin).strf... - begin_date = "" - if self.epg_data is not None: - description = " - " + self.epg_data - else: - description = "" - - print "begin_date: " + str(begin_date) - print "service_name: " + str(service_name) - print "description: " + str(description) - self.Filename = Directories.getRecordingFilename(service_name) - #begin_date + " - " + service_name + description) + begin_date = time.strftime("%Y%m%d %H%M", time.localtime(self.begin)) - # build filename from epg + print "begin_date: ", begin_date + print "service_name: ", service_name + print "name:", self.name + print "description: ", self.description - # pff das geht noch nicht... -# if epg == None: -# self.Filename = "recording.ts" -# else: -# self.Filename = "record_" + str(epg.m_event_name) + ".ts" -# -# print "------------ record filename: %s" % (self.Filename) - + filename = begin_date + " - " + service_name + if self.name: + filename += " - " + self.name + + if self.dirname and not Directories.pathExists(self.dirname): + self.dirnameHadToFallback = True + self.Filename = Directories.getRecordingFilename(filename, None) + else: + self.Filename = Directories.getRecordingFilename(filename, self.dirname) + self.log(0, "Filename calculated as: '%s'" % self.Filename) + #begin_date + " - " + service_name + description) + def tryPrepare(self): - self.calculateFilename() - self.record_service = NavigationInstance.instance.recordService(self.service_ref) - if self.record_service == None: - return False - else: - if self.record_service.prepare(self.Filename + ".ts"): + if self.justplay: + return True + else: + self.calculateFilename() + rec_ref = self.service_ref and self.service_ref.ref + if rec_ref and rec_ref.flags & eServiceReference.isGroup: + rec_ref = getBestPlayableServiceReference(rec_ref, eServiceReference()) + if not rec_ref: + self.log(1, "'get best playable service for group... record' failed") + return False + + self.record_service = rec_ref and NavigationInstance.instance.recordService(rec_ref) + + if not self.record_service: + self.log(1, "'record service' failed") + return False + + if self.repeated: + epgcache = eEPGCache.getInstance() + queryTime=self.begin+(self.end-self.begin)/2 + evt = epgcache.lookupEventTime(rec_ref, queryTime) + if evt: + self.description = evt.getShortDescription() + event_id = evt.getEventId() + else: + event_id = -1 + else: + event_id = self.eit + if event_id is None: + event_id = -1 + + prep_res=self.record_service.prepare(self.Filename + ".ts", self.begin, self.end, event_id) + if prep_res: + self.log(2, "'prepare' failed: error %d" % prep_res) + NavigationInstance.instance.stopRecordService(self.record_service) self.record_service = None return False - f = open(self.Filename + ".ts.meta", "w") - f.write(str(self.service_ref) + "\n") - f.write(self.epg_data + "\n") - del f + self.log(3, "prepare ok, writing meta information to %s" % self.Filename) + try: + f = open(self.Filename + ".ts.meta", "w") + f.write(rec_ref.toString() + "\n") + f.write(self.name + "\n") + f.write(self.description + "\n") + f.write(str(self.begin) + "\n") + f.close() + except IOError: + self.log(4, "failed to write meta information") + NavigationInstance.instance.stopRecordService(self.record_service) + self.record_service = None + return False return True - def activate(self, event): - if event == self.EventPrepare: - self.prepareOK = False + def do_backoff(self): + if self.backoff == 0: + self.backoff = 5 + else: + self.backoff *= 2 + if self.backoff > 100: + self.backoff = 100 + self.log(10, "backoff: retry in %d seconds" % self.backoff) + + def activate(self): + next_state = self.state + 1 + self.log(5, "activating state %d" % next_state) + + if next_state == self.StatePrepared: if self.tryPrepare(): - self.prepareOK = True - else: - # error. - Notifications.AddNotificationWithCallback(self.failureCB, MessageBox, _("A timer failed to record!\nDisable TV and try again?\n")) - elif event == self.EventStart: - if self.prepareOK: - self.record_service.start() - print "timer started!" + self.log(6, "prepare ok, waiting for begin") + # fine. it worked, resources are allocated. + self.next_activation = self.begin + self.backoff = 0 + return True + + self.log(7, "prepare failed") + if self.first_try_prepare: + self.first_try_prepare = False + if not config.recording.asktozap.value: + self.log(8, "asking user to zap away") + Notifications.AddNotificationWithCallback(self.failureCB, MessageBox, _("A timer failed to record!\nDisable TV and try again?\n"), timeout=20) + else: # zap without asking + self.log(9, "zap without asking") + Notifications.AddNotification(MessageBox, _("In order to record a timer, the TV was switched to the recording service!\n"), type=MessageBox.TYPE_INFO, timeout=20) + self.failureCB(True) + + self.do_backoff() + # retry + self.start_prepare = time.time() + self.backoff + return False + elif next_state == self.StateRunning: + # if this timer has been cancelled, just go to "end" state. + if self.cancelled: + return True + + if self.justplay: + if Screens.Standby.inStandby: + self.log(11, "wakeup and zap") + #set service to zap after standby + Screens.Standby.inStandby.prev_running_service = self.service_ref.ref + #wakeup standby + Screens.Standby.inStandby.Power() + else: + self.log(11, "zapping") + NavigationInstance.instance.playService(self.service_ref.ref) + return True else: - print "prepare failed, thus start failed, too." - self.wantStart = True - elif event == self.EventEnd or event == self.EventAbort: - self.wantStart = False - if self.prepareOK: - self.record_service.stop() + self.log(11, "start recording") + record_res = self.record_service.start() + + if record_res: + self.log(13, "start record returned %d" % record_res) + self.do_backoff() + # retry + self.begin = time.time() + self.backoff + return False + + return True + elif next_state == self.StateEnded: + self.log(12, "stop recording") + if not self.justplay: + NavigationInstance.instance.stopRecordService(self.record_service) self.record_service = None - print "Timer successfully ended" - else: - print "prepare failed, thus nothing was recorded." + if self.afterEvent == AFTEREVENT.STANDBY: + if not Screens.Standby.inStandby: # not already in standby + Notifications.AddNotificationWithCallback(self.sendStandbyNotification, MessageBox, _("A finished record timer wants to set your\nDreambox to standby. Do that now?"), timeout = 20) + if self.afterEvent == AFTEREVENT.DEEPSTANDBY: + if not Screens.Standby.inTryQuitMainloop: # not a shutdown messagebox is open + if Screens.Standby.inStandby: # not in standby + RecordTimerEntry.TryQuitMainloop() # start shutdown handling without screen + else: + Notifications.AddNotificationWithCallback(self.sendTryQuitMainloopNotification, MessageBox, _("A finished record timer wants to shut down\nyour Dreambox. Shutdown now?"), timeout = 20) + return True - def abort(): - # fixme - pass + def sendStandbyNotification(self, answer): + if answer: + Notifications.AddNotification(Screens.Standby.Standby) + + def sendTryQuitMainloopNotification(self, answer): + if answer: + Notifications.AddNotification(Screens.Standby.TryQuitMainloop, 1) + + def getNextActivation(self): + if self.state == self.StateEnded: + return self.end + + next_state = self.state + 1 + + return {self.StatePrepared: self.start_prepare, + self.StateRunning: self.begin, + self.StateEnded: self.end }[next_state] def failureCB(self, answer): if answer == True: - NavigationInstance.instance.stopUserServices() - self.activate(self.EventPrepare) - if self.wantStart: - print "post-activating record" - self.activate(self.EventStart) + self.log(13, "ok, zapped away") + #NavigationInstance.instance.stopUserServices() + NavigationInstance.instance.playService(self.service_ref.ref) else: - print "user killed record" + self.log(14, "user didn't want to zap away, record will probably fail") + + def timeChanged(self): + old_prepare = self.start_prepare + self.start_prepare = self.begin - self.prepare_time + self.backoff = 0 + + if int(old_prepare) != int(self.start_prepare): + self.log(15, "record time changed, start prepare is now: %s" % time.ctime(self.start_prepare)) + + def gotRecordEvent(self, record, event): + # TODO: this is not working (never true), please fix. (comparing two swig wrapped ePtrs) + if self.__record_service.__deref__() != record.__deref__(): + return + self.log(16, "record event %d" % event) + if event == iRecordableService.evRecordWriteError: + print "WRITE ERROR on recording, disk full?" + # show notification. the 'id' will make sure that it will be + # displayed only once, even if more timers are failing at the + # same time. (which is very likely in case of disk fullness) + Notifications.AddPopup(text = _("Write error while recording. Disk full?\n"), type = MessageBox.TYPE_ERROR, timeout = 0, id = "DiskFullMessage") + # ok, the recording has been stopped. we need to properly note + # that in our state, with also keeping the possibility to re-try. + # TODO: this has to be done. + elif event == iRecordableService.evStart: + text = _("A record has been started:\n%s") % self.name + if self.dirnameHadToFallback: + text = '\n'.join([text, _("Please note that the previously selected media could not be accessed and therefore the default directory is being used instead.")]) + + # maybe this should be configurable? + Notifications.AddPopup(text = text, type = MessageBox.TYPE_INFO, timeout = 3) + + # we have record_service as property to automatically subscribe to record service events + def setRecordService(self, service): + if self.__record_service is not None: + print "[remove callback]" + NavigationInstance.instance.record_event.remove(self.gotRecordEvent) + + self.__record_service = service + + if self.__record_service is not None: + print "[add callback]" + NavigationInstance.instance.record_event.append(self.gotRecordEvent) + + record_service = property(lambda self: self.__record_service, setRecordService) def createTimer(xml): begin = int(xml.getAttribute("begin")) end = int(xml.getAttribute("end")) - serviceref = ServiceReference(str(xml.getAttribute("serviceref"))) - description = xml.getAttribute("description") - repeated = xml.getAttribute("repeated") - epgdata = xml.getAttribute("epgdata") - #filename = xml.getAttribute("filename") - entry = RecordTimerEntry(begin, end, serviceref, epgdata, description) + serviceref = ServiceReference(xml.getAttribute("serviceref").encode("utf-8")) + description = xml.getAttribute("description").encode("utf-8") + repeated = xml.getAttribute("repeated").encode("utf-8") + disabled = long(xml.getAttribute("disabled") or "0") + justplay = long(xml.getAttribute("justplay") or "0") + afterevent = str(xml.getAttribute("afterevent") or "nothing") + afterevent = { "nothing": AFTEREVENT.NONE, "standby": AFTEREVENT.STANDBY, "deepstandby": AFTEREVENT.DEEPSTANDBY }[afterevent] + if xml.hasAttribute("eit") and xml.getAttribute("eit") != "None": + eit = long(xml.getAttribute("eit")) + else: + eit = None + if xml.hasAttribute("location") and xml.getAttribute("location") != "None": + location = xml.getAttribute("location").encode("utf-8") + else: + location = None + + name = xml.getAttribute("name").encode("utf-8") + #filename = xml.getAttribute("filename").encode("utf-8") + entry = RecordTimerEntry(serviceref, begin, end, name, description, eit, disabled, justplay, afterevent, dirname = location) entry.repeated = int(repeated) + + for l in elementsWithTag(xml.childNodes, "log"): + time = int(l.getAttribute("time")) + code = int(l.getAttribute("code")) + msg = mergeText(l.childNodes).strip().encode("utf-8") + entry.log_entries.append((time, code, msg)) + return entry class RecordTimer(timer.Timer): @@ -131,86 +389,226 @@ class RecordTimer(timer.Timer): try: self.loadTimer() - except: + except IOError: print "unable to load timers from file!" def isRecording(self): isRunning = False for timer in self.timer_list: - if timer.isRunning(): + if timer.isRunning() and not timer.justplay: isRunning = True return isRunning def loadTimer(self): # TODO: PATH! - doc = xml.dom.minidom.parse(self.Filename) - + try: + doc = xml.dom.minidom.parse(self.Filename) + except xml.parsers.expat.ExpatError: + from Tools.Notifications import AddPopup + from Screens.MessageBox import MessageBox + + AddPopup(_("The timer file (timers.xml) is corrupt and could not be loaded."), type = MessageBox.TYPE_ERROR, timeout = 0, id = "TimerLoadFailed") + + print "timers.xml failed to load!" + try: + import os + os.rename(self.Filename, self.Filename + "_old") + except IOError: + print "renaming broken timer failed" + return + root = doc.childNodes[0] for timer in elementsWithTag(root.childNodes, "timer"): self.record(createTimer(timer)) - + def saveTimer(self): - doc = xml.dom.minidom.Document() - root_element = doc.createElement('timers') - doc.appendChild(root_element) - root_element.appendChild(doc.createTextNode("\n")) + #doc = xml.dom.minidom.Document() + #root_element = doc.createElement('timers') + #doc.appendChild(root_element) + #root_element.appendChild(doc.createTextNode("\n")) - for timer in self.timer_list + self.processed_timers: + #for timer in self.timer_list + self.processed_timers: # some timers (instant records) don't want to be saved. # skip them + #if timer.dontSave: + #continue + #t = doc.createTextNode("\t") + #root_element.appendChild(t) + #t = doc.createElement('timer') + #t.setAttribute("begin", str(int(timer.begin))) + #t.setAttribute("end", str(int(timer.end))) + #t.setAttribute("serviceref", str(timer.service_ref)) + #t.setAttribute("repeated", str(timer.repeated)) + #t.setAttribute("name", timer.name) + #t.setAttribute("description", timer.description) + #t.setAttribute("eit", str(timer.eit)) + + #for time, code, msg in timer.log_entries: + #t.appendChild(doc.createTextNode("\t\t")) + #l = doc.createElement('log') + #l.setAttribute("time", str(time)) + #l.setAttribute("code", str(code)) + #l.appendChild(doc.createTextNode(msg)) + #t.appendChild(l) + #t.appendChild(doc.createTextNode("\n")) + + #root_element.appendChild(t) + #t = doc.createTextNode("\n") + #root_element.appendChild(t) + + + #file = open(self.Filename, "w") + #doc.writexml(file) + #file.write("\n") + #file.close() + + list = [] + + list.append('\n') + list.append('\n') + + for timer in self.timer_list + self.processed_timers: if timer.dontSave: continue - t = doc.createTextNode("\t") - root_element.appendChild(t) - t = doc.createElement('timer') - t.setAttribute("begin", str(timer.begin)) - t.setAttribute("end", str(timer.end)) - t.setAttribute("serviceref", str(timer.service_ref)) - t.setAttribute("repeated", str(timer.repeated)) - #t.setAttribute("epgdata", timer.) - t.setAttribute("description", "no description") # timer.description) - root_element.appendChild(t) - t = doc.createTextNode("\n") - root_element.appendChild(t) + + list.append('\n') + + if config.recording.debug.value: + for time, code, msg in timer.log_entries: + list.append('') + list.append(str(stringToXML(msg))) + list.append('\n') + + list.append('\n') + + list.append('\n') file = open(self.Filename, "w") - doc.writexml(codecs.getwriter('UTF-8')(file)) - file.write("\n") + for x in list: + file.write(x) file.close() - + + def getNextZapTime(self): + now = time.time() + for timer in self.timer_list: + if not timer.justplay or timer.begin < now: + continue + return timer.begin + return -1 + + def getNextRecordingTime(self): + now = time.time() + for timer in self.timer_list: + if timer.justplay or timer.begin < now: + continue + return timer.begin + return -1 + def record(self, entry): + entry.timeChanged() print "[Timer] Record " + str(entry) entry.Timer = self self.addTimerEntry(entry) + self.saveTimer() + + def isInTimer(self, eventid, begin, duration, service): + time_match = 0 + chktime = None + chktimecmp = None + chktimecmp_end = None + end = begin + duration + for x in self.timer_list: + check = x.service_ref.ref.toCompareString() == str(service) + if not check: + sref = x.service_ref.ref + parent_sid = sref.getUnsignedData(5) + parent_tsid = sref.getUnsignedData(6) + if parent_sid and parent_tsid: # check for subservice + sid = sref.getUnsignedData(1) + tsid = sref.getUnsignedData(2) + sref.setUnsignedData(1, parent_sid) + sref.setUnsignedData(2, parent_tsid) + sref.setUnsignedData(5, 0) + sref.setUnsignedData(6, 0) + check = x.service_ref.ref.toCompareString() == str(service) + num = 0 + if check: + check = False + event = eEPGCache.getInstance().lookupEventId(sref, eventid) + num = event and event.getNumOfLinkageServices() or 0 + sref.setUnsignedData(1, sid) + sref.setUnsignedData(2, tsid) + sref.setUnsignedData(5, parent_sid) + sref.setUnsignedData(6, parent_tsid) + for cnt in range(num): + subservice = event.getLinkageService(sref, cnt) + if sref.toCompareString() == subservice.toCompareString(): + check = True + break + if check: + #if x.eit is not None and x.repeated == 0: + # if x.eit == eventid: + # return duration + if x.repeated != 0: + if chktime is None: + chktime = localtime(begin) + chktimecmp = chktime.tm_wday * 1440 + chktime.tm_hour * 60 + chktime.tm_min + chktimecmp_end = chktimecmp + (duration / 60) + time = localtime(x.begin) + for y in range(7): + if x.repeated & (2 ** y): + timecmp = y * 1440 + time.tm_hour * 60 + time.tm_min + if timecmp <= chktimecmp < (timecmp + ((x.end - x.begin) / 60)): + time_match = ((timecmp + ((x.end - x.begin) / 60)) - chktimecmp) * 60 + elif chktimecmp <= timecmp < chktimecmp_end: + time_match = (chktimecmp_end - timecmp) * 60 + else: #if x.eit is None: + if begin <= x.begin <= end: + diff = end - x.begin + if time_match < diff: + time_match = diff + elif x.begin <= begin <= x.end: + diff = x.end - begin + if time_match < diff: + time_match = diff + return time_match def removeEntry(self, entry): print "[Timer] Remove " + str(entry) + # avoid re-enqueuing entry.repeated = False - entry.repeated = False - - if entry.state == timer.TimerEntry.StateRunning: - print "remove running timer." - entry.end = time.time() + # abort timer. + # this sets the end time to current time, so timer will be stopped. + entry.abort() + + if entry.state != entry.StateEnded: self.timeChanged(entry) - elif entry.state != timer.TimerEntry.StateEnded: - entry.activate(timer.TimerEntry.EventAbort) - self.timer_list.remove(entry) - - self.calcNextActivation() - print "timer did not yet start - removing" - - # the timer was aborted, and removed. - return - else: - print "timer did already end - doing nothing." print "state: ", entry.state print "in processed: ", entry in self.processed_timers print "in running: ", entry in self.timer_list # now the timer should be in the processed_timers list. remove it from there. self.processed_timers.remove(entry) + self.saveTimer() def shutdown(self): self.saveTimer()