Merge commit 'origin/bug_112_enable_extensions_manager' into experimental
[enigma2.git] / lib / python / Components / TimerSanityCheck.py
1 import NavigationInstance
2 from time import localtime, mktime, gmtime
3 from ServiceReference import ServiceReference
4 from enigma import iServiceInformation, eServiceCenter, eServiceReference
5
6 class TimerSanityCheck:
7         def __init__(self, timerlist, newtimer=None):
8                 print "sanitycheck"
9                 self.localtimediff = 25*3600 - mktime(gmtime(25*3600))
10                 self.timerlist = timerlist
11                 self.newtimer = newtimer
12                 self.simultimer = []
13                 self.rep_eventlist = []
14                 self.nrep_eventlist = []
15                 self.bflag = 1
16                 self.eflag = -1
17
18         def check(self, ext_timer=1):
19                 print "check"
20                 if ext_timer != 1:
21                         self.newtimer = ext_timer
22                 if self.newtimer is None:
23                         self.simultimer = []
24                 else:
25                         self.simultimer = [ self.newtimer ]
26                 return self.checkTimerlist()
27
28         def getSimulTimerList(self):
29                 return self.simultimer
30
31         def doubleCheck(self):
32                 if self.newtimer is not None and self.newtimer.service_ref.ref.valid():
33                         self.simultimer = [ self.newtimer ]
34                         for timer in self.timerlist:
35                                 if (timer == self.newtimer):
36                                         return True
37                                 else:
38                                         if timer.begin == self.newtimer.begin:
39                                                 fl1 = timer.service_ref.ref.flags & eServiceReference.isGroup
40                                                 fl2 = self.newtimer.service_ref.ref.flags & eServiceReference.isGroup
41                                                 if fl1 != fl2:
42                                                         return False
43                                                 if fl1: #is group
44                                                         return timer.service_ref.ref.getPath() == self.newtimer.service_ref.ref.getPath()
45                                                 getUnsignedDataRef1 = timer.service_ref.ref.getUnsignedData
46                                                 getUnsignedDataRef2 = self.newtimer.service_ref.ref.getUnsignedData
47                                                 for x in (1, 2, 3, 4):
48                                                         if getUnsignedDataRef1(x) != getUnsignedDataRef2(x):
49                                                                 break;
50                                                 else:
51                                                         return True
52                 return False
53
54         def checkTimerlist(self, ext_timer=1):
55                 #with special service for external plugins
56                 # Entries in eventlist
57                 # timeindex
58                 # BeginEndFlag 1 for begin, -1 for end
59                 # index -1 for the new Timer, 0..n index of the existing timers
60                 # count of running timers
61
62                 serviceHandler = eServiceCenter.getInstance()
63                 print "checkTimerlist"
64 # create a list with all start and end times
65 # split it into recurring and singleshot timers
66
67 ##################################################################################
68 # process the new timer
69                 self.rep_eventlist = []
70                 self.nrep_eventlist = []
71                 if ext_timer != 1:
72                         self.newtimer = ext_timer
73                 if (self.newtimer is not None) and (not self.newtimer.disabled):
74                         if not self.newtimer.service_ref.ref.valid():
75                                 return False
76                         rflags = self.newtimer.repeated
77                         rflags = ((rflags & 0x7F)>> 3)|((rflags & 0x07)<<4)
78                         if rflags:
79                                 begin = self.newtimer.begin % 86400 # map to first day
80                                 if (self.localtimediff > 0) and ((begin + self.localtimediff) > 86400):
81                                         rflags = ((rflags >> 1)& 0x3F)|((rflags << 6)& 0x40)
82                                 elif (self.localtimediff < 0) and (begin < self.localtimediff):
83                                         rflags = ((rflags << 1)& 0x7E)|((rflags >> 6)& 0x01)
84                                 while rflags: # then arrange on the week
85                                         if rflags & 1:
86                                                 self.rep_eventlist.append((begin, -1))
87                                         begin += 86400
88                                         rflags >>= 1
89                         else:
90                                 self.nrep_eventlist.extend([(self.newtimer.begin,self.bflag,-1),(self.newtimer.end,self.eflag,-1)])
91
92 ##################################################################################
93 # now process existing timers
94                 idx = 0
95                 for timer in self.timerlist:
96                         if (timer != self.newtimer) and (not timer.disabled):
97                                 if timer.repeated:
98                                         rflags = timer.repeated
99                                         rflags = ((rflags & 0x7F)>> 3)|((rflags & 0x07)<<4)
100                                         begin = timer.begin % 86400 # map all to first day
101                                         if (self.localtimediff > 0) and ((begin + self.localtimediff) > 86400):
102                                                 rflags = ((rflags >> 1)& 0x3F)|((rflags << 6)& 0x40)
103                                         elif (self.localtimediff < 0) and (begin < self.localtimediff):
104                                                 rflags = ((rflags << 1)& 0x7E)|((rflags >> 6)& 0x01)
105                                         while rflags:
106                                                 if rflags & 1:
107                                                         self.rep_eventlist.append((begin, idx))
108                                                 begin += 86400
109                                                 rflags >>= 1
110                                 else:
111                                         self.nrep_eventlist.extend([(timer.begin,self.bflag,idx),(timer.end,self.eflag,idx)])
112                         idx += 1
113
114 ################################################################################
115 # journalize timer repeations
116                 if self.nrep_eventlist:
117                         interval_begin = min(self.nrep_eventlist)[0]
118                         interval_end = max(self.nrep_eventlist)[0]
119                         offset_0 = interval_begin - (interval_begin % 604800)
120                         weeks = (interval_end - offset_0) / 604800
121                         if ((interval_end - offset_0) % 604800):
122                                 weeks += 1
123                         for cnt in range(weeks):
124                                 for event in self.rep_eventlist:
125                                         if event[1] == -1: # -1 is the identifier of the changed timer
126                                                 event_begin = self.newtimer.begin
127                                                 event_end = self.newtimer.end
128                                         else:
129                                                 event_begin = self.timerlist[event[1]].begin
130                                                 event_end = self.timerlist[event[1]].end
131                                         new_event_begin = event[0] + offset_0 + (cnt * 604800)
132                                         # summertime correction
133                                         new_lth = localtime(new_event_begin).tm_hour
134                                         new_event_begin += 3600 * (localtime(event_begin).tm_hour - new_lth)
135                                         new_event_end = new_event_begin + (event_end - event_begin)
136                                         if event[1] == -1:
137                                                 if new_event_begin >= self.newtimer.begin: # is the soap already running?
138                                                         self.nrep_eventlist.extend([(new_event_begin, self.bflag, event[1]),(new_event_end, self.eflag, event[1])])
139                                         else:
140                                                 if new_event_begin >= self.timerlist[event[1]].begin: # is the soap already running?
141                                                         self.nrep_eventlist.extend([(new_event_begin, self.bflag, event[1]),(new_event_end, self.eflag, event[1])])
142                 else:
143                         offset_0 = 345600 # the Epoch begins on Thursday
144                         for cnt in (0, 1): # test two weeks to take care of Sunday-Monday transitions
145                                 for event in self.rep_eventlist:
146                                         if event[1] == -1: # -1 is the identifier of the changed timer
147                                                 event_begin = self.newtimer.begin
148                                                 event_end = self.newtimer.end
149                                         else:
150                                                 event_begin = self.timerlist[event[1]].begin
151                                                 event_end = self.timerlist[event[1]].end
152                                         new_event_begin = event[0] + offset_0 + (cnt * 604800)
153                                         new_event_end = new_event_begin + (event_end - event_begin)
154                                         self.nrep_eventlist.extend([(new_event_begin, self.bflag, event[1]),(new_event_end, self.eflag, event[1])])
155
156 ################################################################################
157 # order list chronological
158                 self.nrep_eventlist.sort()
159
160 ##################################################################################
161 # detect overlapping timers and overlapping times
162                 fakeRecList = []
163                 ConflictTimer = None
164                 ConflictTunerType = None
165                 newTimerTunerType = None
166                 cnt = 0
167                 idx = 0
168                 overlaplist = []
169                 for event in self.nrep_eventlist:
170                         cnt += event[1]
171                         if event[2] == -1: # new timer
172                                 timer = self.newtimer
173                         else:
174                                 timer = self.timerlist[event[2]]
175                         if event[1] == self.bflag:
176                                 tunerType = [ ]
177                                 fakeRecService = NavigationInstance.instance.recordService(timer.service_ref, True)
178                                 if fakeRecService:
179                                         fakeRecResult = fakeRecService.start(True)
180                                 else:
181                                         fakeRecResult = -1
182                                 if not fakeRecResult: # tune okay
183                                         feinfo = fakeRecService.frontendInfo().getFrontendData()
184                                         tunerType.append(feinfo.get("tuner_type"))
185                                 else: # tune failed.. so we must go another way to get service type (DVB-S, DVB-T, DVB-C)
186
187                                         def getServiceType(ref): # helper function to get a service type of a service reference
188                                                 serviceInfo = serviceHandler.info(ref)
189                                                 serviceInfo = serviceInfo and serviceInfo.getInfoObject(ref, iServiceInformation.sTransponderData)
190                                                 return serviceInfo and serviceInfo["tuner_type"] or ""
191
192                                         ref = timer.service_ref.ref
193                                         if ref.flags & eServiceReference.isGroup: # service group ?
194                                                 serviceList = serviceHandler.list(ref) # get all alternative services
195                                                 if serviceList:
196                                                         for ref in serviceList.getContent("R"): # iterate over all group service references
197                                                                 type = getServiceType(ref)
198                                                                 if not type in tunerType: # just add single time
199                                                                         tunerType.append(type) 
200                                         else:
201                                                 tunerType.append(getServiceType(ref))
202
203                                 if event[2] == -1: # new timer
204                                         newTimerTunerType = tunerType
205                                 overlaplist.append((fakeRecResult, timer, tunerType))
206                                 fakeRecList.append((timer, fakeRecService))
207                                 if fakeRecResult:
208                                         if ConflictTimer is None: # just take care of the first conflict
209                                                 ConflictTimer = timer
210                                                 ConflictTunerType = tunerType
211                         elif event[1] == self.eflag:
212                                 for fakeRec in fakeRecList:
213                                         if timer == fakeRec[0] and fakeRec[1]:
214                                                 NavigationInstance.instance.stopRecordService(fakeRec[1])
215                                                 fakeRecList.remove(fakeRec)
216                                 fakeRec = None
217                                 for entry in overlaplist:
218                                         if entry[1] == timer:
219                                                 overlaplist.remove(entry)
220                         else:
221                                 print "Bug: unknown flag!"
222                         self.nrep_eventlist[idx] = (event[0],event[1],event[2],cnt,overlaplist[:]) # insert a duplicate into current overlaplist
223                         idx += 1
224
225                 if ConflictTimer is None: # no conflict found :)
226                         return True
227
228 ##################################################################################
229 # we have detected a conflict, now we must figure out the involved timers
230
231                 if self.newtimer is not None: # new timer?
232                         if self.newtimer is not ConflictTimer: # the new timer is not the conflicting timer?
233                                 for event in self.nrep_eventlist:
234                                         if len(event[4]) > 1: # entry in overlaplist of this event??
235                                                 kt = False
236                                                 nt = False
237                                                 for entry in event[4]:
238                                                         if entry[1] is ConflictTimer:
239                                                                 kt = True
240                                                         if entry[1] is self.newtimer:
241                                                                 nt = True
242                                                 if nt and kt:
243                                                         ConflictTimer = self.newtimer
244                                                         ConflictTunerType = newTimerTunerType
245                                                         break
246
247                 self.simultimer = [ ConflictTimer ]
248                 for event in self.nrep_eventlist:
249                         if len(event[4]) > 1: # entry in overlaplist of this event??
250                                 for entry in event[4]:
251                                         if entry[1] is ConflictTimer:
252                                                 break
253                                 else:
254                                         continue
255                                 for entry in event[4]:
256                                         if not entry[1] in self.simultimer:
257                                                 for x in entry[2]:
258                                                         if x in ConflictTunerType:
259                                                                 self.simultimer.append(entry[1])
260                                                                 break
261
262                 if len(self.simultimer) < 2:
263                         print "Bug: unknown Conflict!"
264
265                 return False # conflict detected!