restore dontSave functionality

[enigma2.git] / RecordTimer.py

diff --git a/RecordTimer.py b/RecordTimer.py
index 602828a6e1798e1e163d7d943a886234855e43c5..bb42efc901f850d206ddb5912a494a987a859002 100644 (file)
--- a/RecordTimer.py
+++ b/RecordTimer.py
@@ -3,102 +3,205 @@ import codecs
 #from time import datetime
 from Tools import Directories, Notifications
 
 #from time import datetime
 from Tools import Directories, Notifications
 

+from Components.config import config

 import timer
 import xml.dom.minidom
 
 from Screens.MessageBox import MessageBox
 import timer
 import xml.dom.minidom
 
 from Screens.MessageBox import MessageBox

+from Screens.SubserviceSelection import SubserviceSelection

 import NavigationInstance
 
 import NavigationInstance
 

-from Tools.XMLTools import elementsWithTag
+from Tools.XMLTools import elementsWithTag, mergeText

 from ServiceReference import ServiceReference
 
 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.
+def parseEvent(ev):
+       name = ev.getEventName()
+       description = ev.getShortDescription()
+       begin = ev.getBeginTime()
+       end = begin + ev.getDuration()
+       eit = ev.getEventId()
+       return (begin, end, name, description, eit)
+
+# please do not translate log messages

 class RecordTimerEntry(timer.TimerEntry):
 class RecordTimerEntry(timer.TimerEntry):

-       def __init__(self, begin, end, serviceref, epg, description):
+       def __init__(self, serviceref, begin, end, name, description, eit, disabled = False):

                timer.TimerEntry.__init__(self, int(begin), int(end))
                
                assert isinstance(serviceref, ServiceReference)
                
                self.service_ref = serviceref
                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.dontSave = False

+               self.name = name

                self.description = description
                self.description = description

+               self.disabled = disabled

                self.timer = None
                self.record_service = None
                self.timer = None
                self.record_service = None

+               self.start_prepare = 0

                
                

+               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.first_try_prepare = True
+               self.timeChanged()
+       

        def calculateFilename(self):
                service_name = self.service_ref.getServiceName()
 #              begin_date = datetime.fromtimestamp(begin).strf...
                begin_date = ""
        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)
+               print "begin_date: ", begin_date
+               print "service_name: ", service_name
+               print "name:", self.name
+               print "description: ", self.description
+

                self.Filename = Directories.getRecordingFilename(service_name)
                self.Filename = Directories.getRecordingFilename(service_name)

+               self.log(0, "Filename calculated as: '%s'" % self.Filename)

                #begin_date + " - " + service_name + description)
                #begin_date + " - " + service_name + description)

-               
-               # build filename from epg
-               
-               # 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)
-       

        
        

-       def activate(self, event):
-               if event == self.EventPrepare:
-                       self.calculateFilename()
-                       self.record_service = NavigationInstance.instance.recordService(self.service_ref)
-                       if self.record_service == None:
-                               print "timer record failed."
-                       else:   
-                               if self.record_service.prepare(self.Filename + ".ts"):
-                                       # error. 
-                                       Notifications.AddNotificationWithCallback(self.failureCB, MessageBox, _("A timer failed to record!\nReason: unknown."))
+       def tryPrepare(self):
+               self.calculateFilename()
+               self.record_service = NavigationInstance.instance.recordService(self.service_ref)
+               if self.record_service == None:
+                       self.log(1, "'record service' failed")
+                       return False
+               else:
+                       prep_res = self.record_service.prepare(self.Filename + ".ts")
+                       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 = open(self.Filename + ".ts.meta", "w")
                                f.write(str(self.service_ref) + "\n")

-                               f.write(self.epg_data + "\n")
-                               del f
-               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:
+                               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:
+                       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")

                        self.record_service.stop()
                        self.record_service = None
                        self.record_service.stop()
                        self.record_service = None

-                       print "Timer successfully ended"
+                       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:
 
        def failureCB(self, answer):
                if answer == True:

-                       print "kill user to record"
+                       self.log(13, "ok, zapped away")
+                       #NavigationInstance.instance.stopUserServices()
+                       NavigationInstance.instance.playService(self.service_ref.ref)

                else:
                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 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")))
 
 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)
+       description = xml.getAttribute("description").encode("utf-8")
+       repeated = xml.getAttribute("repeated").encode("utf-8")
+       try:
+               disabled = eval(xml.getAttribute("disabled"))
+       except:
+               disabled = False
+       try:
+               eit = long(xml.getAttribute("eit").encode("utf-8"))
+       except:
+               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)

        entry.repeated = int(repeated)
        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()
+               entry.log_entries.append((time, code, msg))
+       

        return entry
 
 class RecordTimer(timer.Timer):
        return entry
 
 class RecordTimer(timer.Timer):


@@ -109,9 +212,9 @@ class RecordTimer(timer.Timer):
                
                try:
                        self.loadTimer()
                
                try:
                        self.loadTimer()

-               except:
+               except IOError:

                        print "unable to load timers from file!"
                        print "unable to load timers from file!"

-                       
+

        def isRecording(self):
                isRunning = False
                for timer in self.timer_list:
        def isRecording(self):
                isRunning = False
                for timer in self.timer_list:


@@ -126,37 +229,91 @@ class RecordTimer(timer.Timer):
                root = doc.childNodes[0]
                for timer in elementsWithTag(root.childNodes, "timer"):
                        self.record(createTimer(timer))
                root = doc.childNodes[0]
                for timer in elementsWithTag(root.childNodes, "timer"):
                        self.record(createTimer(timer))

-       
+
+       def strToXML(self, str):
+               return str.replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;').replace("'", '&apos;'). replace('"', '&qout;')
+

        def saveTimer(self):
        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
                        # 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
                        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", timer.description)
-                       root_element.appendChild(t)
-                       t = doc.createTextNode("\n")
-                       root_element.appendChild(t)
+
+                       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(self.strToXML(timer.name)) + '"')
+                       list.append(' description="' + str(self.strToXML(timer.description)) + '"')
+                       list.append(' eit="' + str(timer.eit) + '"')
+                       list.append(' disabled="' + str(int(timer.disabled)) + '"')
+                       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")
 
                file = open(self.Filename, "w")

-               doc.writexml(codecs.getwriter('UTF-8')(file))
-               file.write("\n")
+               for x in list:
+                       file.write(x)

                file.close()
                file.close()

-       
+

        def record(self, entry):
        def record(self, entry):

+               entry.timeChanged()

                print "[Timer] Record " + str(entry)
                entry.Timer = self
                self.addTimerEntry(entry)
                print "[Timer] Record " + str(entry)
                entry.Timer = self
                self.addTimerEntry(entry)


@@ -164,25 +321,15 @@ class RecordTimer(timer.Timer):
        def removeEntry(self, entry):
                print "[Timer] Remove " + str(entry)
                
        def removeEntry(self, entry):
                print "[Timer] Remove " + str(entry)
                

+               # avoid re-enqueuing

                entry.repeated = False
 
                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)
                        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 "state: ", entry.state
                print "in processed: ", entry in self.processed_timers