from enigma import *
class TimerEntry:
- EventPrepare = 0
- EventStart = 1
- EventEnd = 2
- EventAbort = 3
-
- StateWait = 0
- StatePrepare = 1
- StateRunning = 2
- StateEnded = 3
+ StateWaiting = 0
+ StatePrepared = 1
+ StateRunning = 2
+ StateEnded = 3
def __init__(self, begin, end):
self.begin = begin
- self.prepare_time = 10
+ self.prepare_time = 20
self.end = end
self.state = 0
self.resetRepeated()
+ self.backoff = 0
+
+ self.disabled = False
def resetRepeated(self):
self.repeated = int(0)
-
+
def setRepeated(self, day):
self.repeated |= (2 ** day)
print "Repeated: " + str(self.repeated)
+ def isRunning(self):
+ return self.state == self.StateRunning
+
# update self.begin and self.end according to the self.repeated-flags
def processRepeated(self):
print "ProcessRepeated"
print time.strftime("%c", time.localtime(self.end))
self.begin += 86400
self.end += 86400
+
+ self.timeChanged()
+
- def getTime(self):
- if self.state == self.StateWait:
- return self.begin - self.prepare_time
- elif self.state == self.StatePrepare:
- return self.begin
- else:
- return self.end
-
def __lt__(self, o):
- return self.getTime() < o.getTime()
+ return self.getNextActivation() < o.getNextActivation()
- def activate(self, event):
- print "[timer.py] timer %s got activated (%d)!" % (self.description, event)
+ # must be overridden
+ def activate(self):
+ pass
+
+ # can be overridden
+ def timeChanged(self):
+ pass
-class Timer:
+ # check if a timer entry must be skipped
+ def shouldSkip(self):
+ return self.end <= time.time() and self.state == TimerEntry.StateWaiting
+
+ def abort(self):
+ self.end = time.time()
+
+ # in case timer has not yet started, but gets aborted (so it's preparing),
+ # set begin to now.
+ if self.begin > self.end:
+ self.begin = self.end
+
+ # must be overridden!
+ def getNextActivation():
+ pass
+class Timer:
# the time between "polls". We do this because
# we want to account for time jumps etc.
# of course if they occur <100s before starting,
self.lastActivation = time.time()
self.calcNextActivation()
+ self.on_state_change = [ ]
+
+ def stateChanged(self, entry):
+ for f in self.on_state_change:
+ f(entry)
+
+ def getNextRecordingTime(self):
+ if len(self.timer_list) > 0:
+ return self.timer_list[0].begin
+ return -1
+
+ def cleanup(self):
+ self.processed_timers = [entry for entry in self.processed_timers if entry.disabled]
def addTimerEntry(self, entry, noRecalc=0):
entry.processRepeated()
- # we either go trough Prepare/Start/End-state if the timer is still running,
- # or skip it when it's alrady past the end.
-
- if entry.end > time.time():
+ # when the timer has not yet started, and is already passed,
+ # don't go trough waiting/running/end-states, but sort it
+ # right into the processedTimers.
+ if entry.shouldSkip() or entry.state == TimerEntry.StateEnded or (entry.state == TimerEntry.StateWaiting and entry.disabled):
+ print "already passed, skipping"
+ bisect.insort(self.processed_timers, entry)
+ entry.state = TimerEntry.StateEnded
+ else:
bisect.insort(self.timer_list, entry)
if not noRecalc:
self.calcNextActivation()
- else:
- bisect.insort(self.processed_timers, entry)
def setNextActivation(self, when):
delay = int((when - time.time()) * 1000)
tl = self.processed_timers
self.processed_timers = [ ]
for x in tl:
+ # simulate a "waiting" state to give them a chance to re-occure
+ x.resetState()
self.addTimerEntry(x, noRecalc=1)
self.processActivation()
# calculate next activation point
if len(self.timer_list):
- w = self.timer_list[0].getTime()
+ w = self.timer_list[0].getNextActivation()
if w < min:
min = w
self.setNextActivation(min)
def timeChanged(self, timer):
- self.timer_list.remove(timer)
+ timer.timeChanged()
+ if timer.state == TimerEntry.StateEnded:
+ self.processed_timers.remove(timer)
+ else:
+ self.timer_list.remove(timer)
self.addTimerEntry(timer)
def doActivate(self, w):
- w.activate(w.state)
self.timer_list.remove(w)
+
+ # when activating a timer which has already passed,
+ # simply abort the timer. don't run trough all the stages.
+ if w.shouldSkip():
+ w.state = TimerEntry.StateEnded
+ else:
+ # when active returns true, this means "accepted".
+ # otherwise, the current state is kept.
+ # the timer entry itself will fix up the delay then.
+ if w.activate():
+ w.state += 1
- w.state += 1
+ # did this timer reached the last state?
if w.state < TimerEntry.StateEnded:
+ # no, sort it into active list
bisect.insort(self.timer_list, w)
else:
- if (w.repeated != 0):
+ # yes. Process repeated, and re-add.
+ if w.repeated:
w.processRepeated()
- w.state = TimerEntry.StateWait
+ w.state = TimerEntry.StateWaiting
self.addTimerEntry(w)
else:
bisect.insort(self.processed_timers, w)
+
+ self.stateChanged(w)
-
def processActivation(self):
+ print "It's now ", time.strftime("%c", time.localtime(time.time()))
t = int(time.time()) + 1
# we keep on processing the first entry until it goes into the future.
- while len(self.timer_list) and self.timer_list[0].getTime() < t:
+ while len(self.timer_list) and self.timer_list[0].getNextActivation() < t:
self.doActivate(self.timer_list[0])