X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/1d6e50c022547b67027a7554f441add0cc901bfa..3604798b6ce86c19cb3e045b0808b91ea7dc3a3a:/RecordTimer.py

diff --git a/RecordTimer.py b/RecordTimer.py
index 58bf6762..9a874a4c 100644
--- a/RecordTimer.py
+++ b/RecordTimer.py
@@ -1,154 +1,394 @@
 import time
 import codecs
 #from time import datetime
-from Tools import Directories
+from Tools import Directories, Notifications
 
+from Components.config import config
 import timer
 import xml.dom.minidom
 
+from Screens.MessageBox import MessageBox
+from Screens.SubserviceSelection import SubserviceSelection
 import NavigationInstance
+from time import localtime
 
-from Tools.XMLTools import elementsWithTag
+from Tools.XMLTools import elementsWithTag, mergeText, stringToXML
 from ServiceReference import ServiceReference
 
+# 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):
+	name = ev.getEventName()
+	description = ev.getShortDescription()
+	begin = ev.getBeginTime()
+	end = begin + ev.getDuration()
+	eit = ev.getEventId()
+	begin -= config.recording.margin_before.value[0] * 60
+	end += config.recording.margin_after.value[0] * 60
+	return (begin, end, name, description, eit)
+
+# please do not translate log messages
 class RecordTimerEntry(timer.TimerEntry):
-	def __init__(self, begin, end, serviceref, epg, description):
+	def __init__(self, serviceref, begin, end, name, description, eit, disabled = False, justplay = False):
 		timer.TimerEntry.__init__(self, int(begin), int(end))
 		
 		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.start_prepare = 0
+		self.justplay = justplay
 		
+		self.log_entries = []
+		self.resetState()
+	
+	def log(self, code, msg):
+		self.log_entries.append((int(time.time()), code, msg))
+		print "[TIMER]", msg
+	
+	def resetState(self):
+		self.state = self.StateWaiting
+		self.cancelled = False
+		self.first_try_prepare = True
+		self.timeChanged()
+	
 	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
-		print service_name
-		print 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
+
+		self.Filename = Directories.getRecordingFilename(filename)
+		self.log(0, "Filename calculated as: '%s'" % self.Filename)
+		#begin_date + " - " + service_name + description)
 	
-	def activate(self, event):
-		if event == self.EventPrepare:
+	def tryPrepare(self):
+		if self.justplay:
+			return True
+		else:
 			self.calculateFilename()
 			self.record_service = NavigationInstance.instance.recordService(self.service_ref)
 			if self.record_service == None:
-				print "timer record failed."
-			else:	
-				self.record_service.prepare(self.Filename + ".ts")
-				f = open(self.Filename + ".ts.meta", "w")
-				f.write(str(self.service_ref) + "\n")
-				f.write(self.epg_data + "\n")
-				del f
+				self.log(1, "'record service' failed")
+				return False
+			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)
+					self.record_service = None
+					return False
+	
+				self.log(3, "prepare ok, writing meta information to %s" % self.Filename)
+				try:
+					f = open(self.Filename + ".ts.meta", "w")
+					f.write(str(self.service_ref) + "\n")
+					f.write(self.name + "\n")
+					f.write(self.description + "\n")
+					f.write(str(self.begin) + "\n")
+					f.close()
+				except:
+					self.log(4, "failed to write meta information")
+				return True
+
+	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.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 config.recording.asktozap.value == 0:
+					self.log(8, "asking user to zap away")
+					Notifications.AddNotificationWithCallback(self.failureCB, MessageBox, _("A timer failed to record!\nDisable TV and try again?\n"))
+				else: # zap without asking
+					self.log(9, "zap without asking")
+					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:
+				self.log(11, "zapping")
+				NavigationInstance.instance.playService(self.service_ref.ref)
+				return True
+			else:
+				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
 				
-		elif self.record_service == None:
-			if event != self.EventAbort:
-				print "timer record start failed, can't finish recording."
-		elif event == self.EventStart:
-			self.record_service.start()
-			print "timer started!"
-		elif event == self.EventEnd or event == self.EventAbort:
-			self.record_service.stop()
-			self.record_service = None
-			print "Timer successfully ended"
+				return True
+		elif next_state == self.StateEnded:
+			self.log(12, "stop recording")
+			if not self.justplay:
+				self.record_service.stop()
+				self.record_service = None
+			return True
 
+	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:
+			self.log(13, "ok, zapped away")
+			#NavigationInstance.instance.stopUserServices()
+			NavigationInstance.instance.playService(self.service_ref.ref)
+		else:
+			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 old_prepare != self.start_prepare:
+			self.log(15, "record time changed, start prepare is now: %s" % time.ctime(self.start_prepare))
 
 def createTimer(xml):
 	begin = int(xml.getAttribute("begin"))
 	end = int(xml.getAttribute("end"))
 	serviceref = ServiceReference(str(xml.getAttribute("serviceref")))
-	description = xml.getAttribute("description")
-	epgdata = xml.getAttribute("epgdata")
-	#filename = xml.getAttribute("filename")
-	return RecordTimerEntry(begin, end, serviceref, epgdata, description)
+	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")
+	if xml.hasAttribute("eit") and xml.getAttribute("eit") != "None":
+		eit = long(xml.getAttribute("eit"))
+	else:
+		eit = 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)
+	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):
 	def __init__(self):
 		timer.Timer.__init__(self)
 		
-		self.Filename = Directories.resolveFilename(Directories.SCOPE_USERETC, "timers.xml")
+		self.Filename = Directories.resolveFilename(Directories.SCOPE_CONFIG, "timers.xml")
 		
 		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():
+				isRunning = True
+		return isRunning
 	
 	def loadTimer(self):
-		
 		# TODO: PATH!
 		doc = xml.dom.minidom.parse(self.Filename)
 		
 		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:
-			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("epgdata", timer.)
-			t.setAttribute("description", timer.description)
-			root_element.appendChild(t)
-			t = doc.createTextNode("\n")
-			root_element.appendChild(t)
+		#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('<?xml version="1.0" ?>\n')
+		list.append('<timers>\n')
 		
+		for timer in self.timer_list + self.processed_timers:
+			if timer.dontSave:
+				continue
+
+			list.append('<timer')
+			list.append(' begin="' + str(int(timer.begin)) + '"')
+			list.append(' end="' + str(int(timer.end)) + '"')
+			list.append(' serviceref="' + str(timer.service_ref) + '"')
+			list.append(' repeated="' + str(int(timer.repeated)) + '"')
+			list.append(' name="' + str(stringToXML(timer.name)) + '"')
+			list.append(' description="' + str(stringToXML(timer.description)) + '"')
+			if timer.eit is not None:
+				list.append(' eit="' + str(timer.eit) + '"')
+			list.append(' disabled="' + str(int(timer.disabled)) + '"')
+			list.append(' justplay="' + str(int(timer.justplay)) + '"')
+			list.append('>\n')
+			
+			#for time, code, msg in timer.log_entries:
+				#list.append('<log')
+				#list.append(' code="' + str(code) + '"')
+				#list.append(' time="' + str(time) + '"')
+				#list.append('>')
+				#list.append(str(msg))
+				#list.append('</log>\n')
+
+			
+			list.append('</timer>\n')
+
+		list.append('</timers>\n')
+
 		file = open(self.Filename, "w")
-		doc.writexml(codecs.getwriter('UTF-8')(file))
+		for x in list:
+			file.write(x)
 		file.close()
-	
+
 	def record(self, entry):
+		entry.timeChanged()
+		print "[Timer] Record " + str(entry)
 		entry.Timer = self
 		self.addTimerEntry(entry)
+		
+	def isInTimer(self, eventid, begin, duration, service):
+		time_match = 0
+		for x in self.timer_list:
+			if str(x.service_ref) == str(service):
+				#if x.eit is not None and x.repeated == 0:
+				#	if x.eit == eventid:
+				#		return duration
+				if x.repeated != 0:
+					chktime = localtime(begin)
+					time = localtime(x.begin)
+					chktimecmp = chktime.tm_wday * 1440 + chktime.tm_hour * 60 + chktime.tm_min
+					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 + (duration / 60)):
+								time_match = ((chktimecmp + (duration / 60)) - timecmp) * 60
+				else: #if x.eit is None:
+					end = begin + duration
+					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):
-		if entry.state == timer.TimerEntry.StateRunning:
-			entry.end = time.time()
-			self.timeChanged(entry)
-		elif entry.state != timer.TimerEntry.StateEnded:
-			entry.activate(timer.TimerEntry.EventAbort)
-			self.timer_list.remove(entry)
-			print "timer did not yet start - removing"
-		else:
-			print "timer did already end - doing nothing."
-
-		self.calcNextActivation()
+		print "[Timer] Remove " + str(entry)
+		
+		# avoid re-enqueuing
+		entry.repeated = False
 
+		# 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)
+		
+		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)
 
 	def shutdown(self):
 		self.saveTimer()