fix blue screen in some conditions
[vuplus_dvbapp] / lib / python / Screens / ChannelSelection.py
1 from Screen import Screen
2 from Components.Button import Button
3 from Components.ServiceList import ServiceList
4 from Components.ActionMap import NumberActionMap, ActionMap
5 from Components.MenuList import MenuList
6 from EpgSelection import EPGSelection
7 from enigma import eServiceReference, eEPGCache, eEPGCachePtr, eServiceCenter, eServiceCenterPtr, iMutableServiceListPtr, iStaticServiceInformationPtr, eTimer, eDVBDB
8 from Components.config import config, configElement, ConfigSubsection, configText, currentConfigSelectionElement
9 from Screens.FixedMenu import FixedMenu
10 from Tools.NumericalTextInput import NumericalTextInput
11 from Components.NimManager import nimmanager
12 from Components.ServiceName import ServiceName
13 from Components.Clock import Clock
14 from Components.EventInfo import EventInfo
15 from Components.Input import Input
16 from Screens.InputBox import InputBox
17 from ServiceReference import ServiceReference
18 from re import *
19 from os import remove
20
21 import xml.dom.minidom
22
23 class BouquetSelector(Screen):
24         def __init__(self, session, bouquets, selectedFunc):
25                 Screen.__init__(self, session)
26
27                 self.selectedFunc=selectedFunc
28
29                 self["actions"] = ActionMap(["OkCancelActions"],
30                         {
31                                 "ok": self.okbuttonClick,
32                                 "cancel": self.cancelClick
33                         })
34                 entrys = [ ]
35                 for x in bouquets:
36                         entrys.append((x[0], x[1]))
37                 self["menu"] = MenuList(entrys)
38
39         def okbuttonClick(self):
40                 self.selectedFunc(self["menu"].getCurrent()[1])
41
42         def cancelClick(self):
43                 self.close(False)
44
45 class ChannelContextMenu(Screen):
46         def __init__(self, session, csel):
47                 Screen.__init__(self, session)
48                 self.csel = csel
49
50                 self["actions"] = ActionMap(["OkCancelActions"],
51                         {
52                                 "ok": self.okbuttonClick,
53                                 "cancel": self.cancelClick
54                         })
55                 menu = [ ]
56
57                 inBouquetRootList = csel.getRoot().getPath().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
58                 inBouquet = csel.getMutableList() is not None
59                 haveBouquets = csel.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') != -1
60
61                 if not csel.bouquet_mark_edit and not csel.movemode:
62                         if not inBouquetRootList:
63                                 if (csel.getCurrentSelection().flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory:
64                                         if haveBouquets:
65                                                 menu.append((_("add service to bouquet"), self.addServiceToBouquetSelected))
66                                         else:
67                                                 menu.append((_("add service to favourites"), self.addServiceToBouquetSelected))
68                                 elif haveBouquets:
69                                         if not inBouquet and csel.getCurrentSelection().getPath().find("PROVIDERS") == -1:
70                                                 menu.append((_("copy to favourites"), self.copyCurrentToBouquetList))
71                                 if inBouquet:
72                                         menu.append((_("remove service"), self.removeCurrentService))
73                         elif haveBouquets:
74                                 menu.append((_("remove bouquet"), self.removeBouquet))
75
76                 if inBouquet: # current list is editable?
77                         if not csel.bouquet_mark_edit:
78                                 if not csel.movemode:
79                                         menu.append((_("enable move mode"), self.toggleMoveMode))
80                                         menu.append((_("add bouquet..."), self.showBouquetInputBox))
81                                         if not inBouquetRootList:
82                                                 if haveBouquets:
83                                                         menu.append((_("enable bouquet edit"), self.bouquetMarkStart))
84                                                 else:
85                                                         menu.append((_("enable favourite edit"), self.bouquetMarkStart))
86                                 else:
87                                         menu.append((_("disable move mode"), self.toggleMoveMode))
88                         elif not inBouquetRootList:
89                                 if haveBouquets:
90                                         menu.append((_("end bouquet edit"), self.bouquetMarkEnd))
91                                         menu.append((_("abort bouquet edit"), self.bouquetMarkAbort))
92                                 else:
93                                         menu.append((_("end favourites edit"), self.bouquetMarkEnd))
94                                         menu.append((_("abort favourites edit"), self.bouquetMarkAbort))
95
96                 menu.append((_("back"), self.cancelClick))
97                 self["menu"] = MenuList(menu)
98
99         def okbuttonClick(self):
100                 self["menu"].getCurrent()[1]()
101
102         def cancelClick(self):
103                 self.close(False)
104                 
105         def showBouquetInputBox(self):
106                 self.session.openWithCallback(self.bouquetInputCallback, InputBox, title=_("Please enter a name for the new bouquet"), text="bouquetname", maxSize=False, type=Input.TEXT)
107
108         def bouquetInputCallback(self, bouquet):
109                 if bouquet is not None:
110                         self.csel.addBouquet(bouquet)
111
112         def addServiceToBouquetSelected(self):
113                 bouquets = self.csel.getBouquetList()
114                 if bouquets is None:
115                         cnt = 0
116                 else:
117                         cnt = len(bouquets)
118                 if cnt > 1: # show bouquet list
119                         self.session.openWithCallback(self.bouquetSelClosed, BouquetSelector, bouquets, self.addCurrentServiceToBouquet)
120                 elif cnt == 1: # add to only one existing bouquet
121                         self.addCurrentServiceToBouquet(bouquets[0][1])
122                 else: #no bouquets in root.. so assume only one favourite list is used
123                         self.addCurrentServiceToBouquet(self.csel.bouquet_root)
124
125         def bouquetSelClosed(self, recursive):
126                 if recursive:
127                         self.close(False)
128
129         def copyCurrentToBouquetList(self):
130                 self.csel.copyCurrentToBouquetList()
131                 self.close()
132
133         def removeBouquet(self):
134                 self.csel.removeBouquet()
135                 self.close()
136
137         def addCurrentServiceToBouquet(self, dest):
138                 self.csel.addCurrentServiceToBouquet(dest)
139                 self.close(True) # close bouquet selection
140
141         def removeCurrentService(self):
142                 self.csel.removeCurrentService()
143                 self.close()
144
145         def toggleMoveMode(self):
146                 self.csel.toggleMoveMode()
147                 self.close()
148
149         def bouquetMarkStart(self):
150                 self.csel.startMarkedEdit()
151                 self.close()
152
153         def bouquetMarkEnd(self):
154                 self.csel.endMarkedEdit(abort=False)
155                 self.close()
156
157         def bouquetMarkAbort(self):
158                 self.csel.endMarkedEdit(abort=True)
159                 self.close()
160
161 class ChannelSelectionEPG:
162         def __init__(self):
163                 self["ChannelSelectEPGActions"] = ActionMap(["ChannelSelectEPGActions"],
164                         {
165                                 "showEPGList": self.showEPGList,
166                         })
167
168         def showEPGList(self):
169                 ref=self.getCurrentSelection()
170                 ptr=eEPGCache.getInstance()
171                 if ptr.startTimeQuery(ref) != -1:
172                         self.session.open(EPGSelection, ref)
173                 else:
174                         print 'no epg for service', ref.toString()
175
176 class ChannelSelectionEdit:
177         def __init__(self):
178                 self.entry_marked = False
179                 self.movemode = False
180                 self.bouquet_mark_edit = False
181                 self.mutableList = None
182                 self.__marked = [ ]
183                 self.saved_title = None
184                 self.saved_root = None
185
186                 class ChannelSelectionEditActionMap(ActionMap):
187                         def __init__(self, csel, contexts = [ ], actions = { }, prio=0):
188                                 ActionMap.__init__(self, contexts, actions, prio)
189                                 self.csel = csel
190
191                         def action(self, contexts, action):
192                                 if action == "cancel":
193                                         self.csel.handleEditCancel()
194                                         return 0 # fall-trough
195                                 elif action == "ok":
196                                         return 0 # fall-trough
197                                 else:
198                                         return ActionMap.action(self, contexts, action)
199
200                 self["ChannelSelectEditActions"] = ChannelSelectionEditActionMap(self, ["ChannelSelectEditActions", "OkCancelActions"],
201                         {
202                                 "contextMenu": self.doContext,
203                         })
204
205         def getMutableList(self, root=eServiceReference()):
206                 if not self.mutableList is None:
207                         return self.mutableList
208                 serviceHandler = eServiceCenter.getInstance()
209                 if not root.valid():
210                         root=self.getRoot()
211                 list = serviceHandler.list(root)
212                 if list is not None:
213                         return list.startEdit()
214                 return None
215
216         def buildBouquetID(self, str):
217                 tmp = str.lower()
218                 name = ''
219                 for c in tmp:
220                         if (c >= 'a' and c <= 'z') or (c >= '0' and c <= '9'):
221                                 name += c
222                         else:
223                                 name += '_'
224                 return name
225         
226         def addBouquet(self, providerName):
227                 serviceHandler = eServiceCenter.getInstance()
228                 mutableBouquetList = serviceHandler.list(self.bouquet_root).startEdit()
229                 if mutableBouquetList:
230                         if self.mode == MODE_TV:
231                                 providerName += " (TV)"
232                                 str = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET \"userbouquet.%s.tv\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
233                         else:
234                                 providerName += " (Radio)"
235                                 str = '1:7:2:0:0:0:0:0:0:0:(type == 2) FROM BOUQUET \"userbouquet.%s.radio\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
236                         new_bouquet_ref = eServiceReference(str)
237                         if not mutableBouquetList.addService(new_bouquet_ref):
238                                 self.bouquetNumOffsetCache = { }
239                                 mutableBouquetList.flushChanges()
240                                 eDVBDB.getInstance().reloadBouquets()
241                                 mutableBouquet = serviceHandler.list(new_bouquet_ref).startEdit()
242                                 if mutableBouquet:
243                                         mutableBouquet.setListName(providerName)
244                                         mutableBouquet.flushChanges()
245                                         self.setRoot(self.getRoot())
246                                 else:
247                                         print "get mutable list for new created bouquet failed"
248                         else:
249                                 print "add", str, "to bouquets failed"
250                 else:
251                         print "bouquetlist is not editable"
252
253         def copyCurrentToBouquetList(self):
254                 provider = ServiceReference(self.getCurrentSelection())
255                 serviceHandler = eServiceCenter.getInstance()
256                 mutableBouquetList = serviceHandler.list(self.bouquet_root).startEdit()
257                 if mutableBouquetList:
258                         providerName = provider.getServiceName()
259                         if self.mode == MODE_TV:
260                                 str = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET \"userbouquet.%s.tv\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
261                         else:
262                                 str = '1:7:2:0:0:0:0:0:0:0:(type == 2) FROM BOUQUET \"userbouquet.%s.radio\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
263                         new_bouquet_ref = eServiceReference(str)
264                         if not mutableBouquetList.addService(new_bouquet_ref):
265                                 self.bouquetNumOffsetCache = { }
266                                 mutableBouquetList.flushChanges()
267                                 eDVBDB.getInstance().reloadBouquets()
268                                 mutableBouquet = serviceHandler.list(new_bouquet_ref).startEdit()
269                                 if mutableBouquet:
270                                         mutableBouquet.setListName(providerName)
271                                         list = [ ]
272                                         services = serviceHandler.list(provider.ref)
273                                         if not services is None:
274                                                 if not services.getContent(list, True):
275                                                         for service in list:
276                                                                 if mutableBouquet.addService(service):
277                                                                         print "add", service.toString(), "to new bouquet failed"
278                                                         mutableBouquet.flushChanges()
279                                                 else:
280                                                         print "getContent failed"
281                                         else:
282                                                 print "list provider", providerName, "failed"
283                                 else:
284                                         print "get mutable list for new created bouquet failed"
285                         else:
286                                 print "add", str, "to bouquets failed"
287                 else:
288                         print "bouquetlist is not editable"
289
290         def removeBouquet(self):
291                 refstr = self.getCurrentSelection().toString()
292                 self.bouquetNumOffsetCache = { }
293                 pos = refstr.find('FROM BOUQUET "')
294                 if pos != -1:
295                         refstr = refstr[pos+14:]
296                         pos = refstr.find('"')
297                         if pos != -1:
298                                 filename = '/etc/enigma2/' + refstr[:pos] # FIXMEEE !!! HARDCODED /etc/enigma2
299                 self.removeCurrentService()
300                 remove(filename)
301                 eDVBDB.getInstance().reloadBouquets()
302
303 #  multiple marked entry stuff ( edit mode, later multiepg selection )
304         def startMarkedEdit(self):
305                 self.mutableList = self.getMutableList()
306                 # add all services from the current list to internal marked set in listboxservicecontent
307                 self.clearMarks() # this clears the internal marked set in the listboxservicecontent
308                 self.saved_title = self.instance.getTitle()
309                 pos = self.saved_title.find(')')
310                 new_title = self.saved_title[:pos+1]
311                 if self.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') != -1:
312                         new_title += ' ' + _("[bouquet edit]")
313                 else:
314                         new_title += ' ' + _("[favourite edit]")
315                 self.setTitle(new_title)
316                 self.bouquet_mark_edit = True
317                 self.__marked = self.servicelist.getRootServices()
318                 for x in self.__marked:
319                         self.servicelist.addMarked(eServiceReference(x))
320                 self.savedPath = self.servicePath[:]
321                 self.showAllServices()
322
323         def endMarkedEdit(self, abort):
324                 if not abort and self.mutableList is not None:
325                         self.bouquetNumOffsetCache = { }
326                         new_marked = set(self.servicelist.getMarked())
327                         old_marked = set(self.__marked)
328                         removed = old_marked - new_marked
329                         added = new_marked - old_marked
330                         changed = False
331                         for x in removed:
332                                 changed = True
333                                 self.mutableList.removeService(eServiceReference(x))
334                         for x in added:
335                                 changed = True
336                                 self.mutableList.addService(eServiceReference(x))
337                         if changed:
338                                 self.mutableList.flushChanges()
339                 self.__marked = []
340                 self.clearMarks()
341                 self.bouquet_mark_edit = False
342                 self.mutableList = None
343                 self.setTitle(self.saved_title)
344                 self.saved_title = None
345                 # self.servicePath is just a reference to servicePathTv or Radio...
346                 # so we never ever do use the asignment operator in self.servicePath
347                 del self.servicePath[:] # remove all elements
348                 self.servicePath += self.savedPath # add saved elements
349                 del self.savedPath
350                 self.setRoot(self.servicePath[len(self.servicePath)-1])
351
352         def clearMarks(self):
353                 self.servicelist.clearMarks()
354
355         def doMark(self):
356                 ref = self.servicelist.getCurrent()
357                 if self.servicelist.isMarked(ref):
358                         self.servicelist.removeMarked(ref)
359                 else:
360                         self.servicelist.addMarked(ref)
361
362         def removeCurrentService(self):
363                 ref = self.servicelist.getCurrent()
364                 mutableList = self.getMutableList()
365                 if ref.valid() and mutableList is not None:
366                         if not mutableList.removeService(ref):
367                                 self.bouquetNumOffsetCache = { }
368                                 mutableList.flushChanges() #FIXME dont flush on each single removed service
369                                 self.setRoot(self.getRoot())
370
371         def addCurrentServiceToBouquet(self, dest):
372                 mutableList = self.getMutableList(dest)
373                 if not mutableList is None:
374                         if not mutableList.addService(self.servicelist.getCurrent()):
375                                 self.bouquetNumOffsetCache = { }
376                                 mutableList.flushChanges()
377                 self.close()
378
379         def toggleMoveMode(self):
380                 if self.movemode:
381                         if self.entry_marked:
382                                 self.toggleMoveMarked() # unmark current entry
383                         self.movemode = False
384                         self.pathChangedDisabled = False # re-enable path change
385                         self.mutableList.flushChanges() # FIXME add check if changes was made
386                         self.mutableList = None
387                         self.setTitle(self.saved_title)
388                         self.saved_title = None
389                         if self.getRoot() == self.bouquet_root:
390                                 self.bouquetNumOffsetCache = { }
391                 else:
392                         self.mutableList = self.getMutableList()
393                         self.movemode = True
394                         self.pathChangedDisabled = True # no path change allowed in movemode
395                         self.saved_title = self.instance.getTitle()
396                         new_title = self.saved_title
397                         pos = self.saved_title.find(')')
398                         new_title = self.saved_title[:pos+1] + ' ' + _("[move mode]") + self.saved_title[pos+1:]
399                         self.setTitle(new_title);
400
401         def handleEditCancel(self):
402                 if self.movemode: #movemode active?
403                         self.channelSelected() # unmark
404                         self.toggleMoveMode() # disable move mode
405                 elif self.bouquet_mark_edit:
406                         self.endMarkedEdit(True) # abort edit mode
407
408         def toggleMoveMarked(self):
409                 if self.entry_marked:
410                         self.servicelist.setCurrentMarked(False)
411                         self.entry_marked = False
412                 else:
413                         self.servicelist.setCurrentMarked(True)
414                         self.entry_marked = True
415
416         def doContext(self):
417                 self.session.open(ChannelContextMenu, self)
418
419 MODE_TV = 0
420 MODE_RADIO = 1
421
422 class ChannelSelectionBase(Screen):
423         def __init__(self, session):
424                 Screen.__init__(self, session)
425
426                 # this makes it much simple to implement a selectable radio or tv mode :)
427                 self.service_types_tv = '1:7:1:0:0:0:0:0:0:0:(type == 1) || (type == 17)'
428                 self.service_types_radio = '1:7:2:0:0:0:0:0:0:0:(type == 2)'
429
430                 self["key_red"] = Button(_("All"))
431                 self["key_green"] = Button(_("Satellites"))
432                 self["key_yellow"] = Button(_("Provider"))
433                 self["key_blue"] = Button(_("Favourites"))
434
435                 self["list"] = ServiceList()
436                 self.servicelist = self["list"]
437
438                 self.numericalTextInput = NumericalTextInput()
439
440                 self.servicePathTV = [ ]
441                 self.servicePathRadio = [ ]
442                 self.servicePath = [ ]
443
444                 self.mode = MODE_TV
445
446                 self.pathChangedDisabled = False
447
448                 self.bouquetNumOffsetCache = { }
449
450                 self["ChannelSelectBaseActions"] = NumberActionMap(["ChannelSelectBaseActions", "NumberActions"],
451                         {
452                                 "showFavourites": self.showFavourites,
453                                 "showAllServices": self.showAllServices,
454                                 "showProviders": self.showProviders,
455                                 "showSatellites": self.showSatellites,
456                                 "nextBouquet": self.nextBouquet,
457                                 "prevBouquet": self.prevBouquet,
458                                 "1": self.keyNumberGlobal,
459                                 "2": self.keyNumberGlobal,
460                                 "3": self.keyNumberGlobal,
461                                 "4": self.keyNumberGlobal,
462                                 "5": self.keyNumberGlobal,
463                                 "6": self.keyNumberGlobal,
464                                 "7": self.keyNumberGlobal,
465                                 "8": self.keyNumberGlobal,
466                                 "9": self.keyNumberGlobal,
467                                 "0": self.keyNumber0
468                         })
469
470         def appendDVBTypes(self, ref):
471                 path = ref.getPath()
472                 pos = path.find(' FROM BOUQUET')
473                 if pos != -1:
474                         return eServiceReference(self.service_types + path[pos:])
475                 return ref
476
477         def getBouquetNumOffset(self, bouquet):
478                 if self.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') == -1: #FIXME HACK
479                         return 0
480                 bouquet = self.appendDVBTypes(bouquet)
481                 try:
482                         return self.bouquetNumOffsetCache[bouquet.toString()]
483                 except:
484                         offsetCount = 0
485                         serviceHandler = eServiceCenter.getInstance()
486                         bouquetlist = serviceHandler.list(self.bouquet_root)
487                         if not bouquetlist is None:
488                                 while True:
489                                         bouquetIterator = self.appendDVBTypes(bouquetlist.getNext())
490                                         if not bouquetIterator.valid(): #end of list
491                                                 break
492                                         self.bouquetNumOffsetCache[bouquetIterator.toString()]=offsetCount
493                                         if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
494                                                 continue
495                                         servicelist = serviceHandler.list(bouquetIterator)
496                                         if not servicelist is None:
497                                                 while True:
498                                                         serviceIterator = servicelist.getNext()
499                                                         if not serviceIterator.valid(): #check if end of list
500                                                                 break
501                                                         if serviceIterator.flags: #playable services have no flags
502                                                                 continue
503                                                         offsetCount += 1
504                 return self.bouquetNumOffsetCache.get(bouquet.toString(), offsetCount)
505
506         def recallBouquetMode(self):
507                 if self.mode == MODE_TV:
508                         self.service_types = self.service_types_tv
509                         if currentConfigSelectionElement(config.usage.multibouquet) == "yes":
510                                 self.bouquet_rootstr = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet'
511                         else:
512                                 self.bouquet_rootstr = '%s FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'%(self.service_types)
513                 else:
514                         self.service_types = self.service_types_radio
515                         if currentConfigSelectionElement(config.usage.multibouquet) == "yes":
516                                 self.bouquet_rootstr = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.radio" ORDER BY bouquet'
517                         else:
518                                 self.bouquet_rootstr = '%s FROM BOUQUET "userbouquet.favourites.radio" ORDER BY bouquet'%(self.service_types)
519                 self.bouquet_root = eServiceReference(self.bouquet_rootstr)
520
521         def setTvMode(self):
522                 self.mode = MODE_TV
523                 self.servicePath = self.servicePathTV
524                 self.recallBouquetMode()
525                 title = self.instance.getTitle()
526                 pos = title.find(" (")
527                 if pos != -1:
528                         title = title[:pos]
529                 title += " (TV)"
530                 self.setTitle(title)
531
532         def setRadioMode(self):
533                 self.mode = MODE_RADIO
534                 self.servicePath = self.servicePathRadio
535                 self.recallBouquetMode()
536                 title = self.instance.getTitle()
537                 pos = title.find(" (")
538                 if pos != -1:
539                         title = title[:pos]
540                 title += " (Radio)"
541                 self.setTitle(title)
542
543         def setRoot(self, root, justSet=False):
544                 path = root.getPath()
545                 inBouquetRootList = path.find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
546                 pos = path.find(' FROM BOUQUET')
547                 isBouquet = pos != -1
548                 if not inBouquetRootList and isBouquet:
549                         self.servicelist.setMode(ServiceList.MODE_FAVOURITES)
550                         self.servicelist.setNumberOffset(self.getBouquetNumOffset(root))
551                         refstr = self.service_types + path[pos:]
552                         root = eServiceReference(refstr)
553                 else:
554                         self.servicelist.setMode(ServiceList.MODE_NORMAL)
555                 self.servicelist.setRoot(root, justSet)
556                 self.buildTitleString()
557
558         def removeModeStr(self, str):
559                 if self.mode == MODE_TV:
560                         pos = str.find(' (TV)')
561                 else:
562                         pos = str.find(' (Radio)')
563                 if pos != -1:
564                         return str[:pos]
565                 return str
566
567         def getServiceName(self, ref):
568                 str = self.removeModeStr(ServiceReference(ref).getServiceName())
569                 if not len(str):
570                         pathstr = ref.getPath()
571                         if pathstr.find('FROM PROVIDERS') != -1:
572                                 return _("Provider")
573                         if pathstr.find('FROM SATELLITES') != -1:
574                                 return _("Satellites")
575                         if pathstr.find(') ORDER BY name') != -1:
576                                 return _("All")
577                 return str
578
579         def buildTitleString(self):
580                 titleStr = self.instance.getTitle()
581                 pos = titleStr.find(']')
582                 if pos == -1:
583                         pos = titleStr.find(')')
584                 if pos != -1:
585                         titleStr = titleStr[:pos+1]
586                         Len = len(self.servicePath)
587                         if Len > 0:
588                                 base_ref = self.servicePath[0]
589                                 if Len > 1:
590                                         end_ref = self.servicePath[Len-1]
591                                 else:
592                                         end_ref = None
593                                 nameStr = self.getServiceName(base_ref)
594                                 titleStr += ' ' + nameStr
595                                 if end_ref is not None:
596                                         if Len > 2:
597                                                 titleStr += '/../'
598                                         else:
599                                                 titleStr += '/'
600                                         nameStr = self.getServiceName(end_ref)
601                                         titleStr += nameStr
602                                 self.setTitle(titleStr)
603
604         def moveUp(self):
605                 self.servicelist.moveUp()
606
607         def moveDown(self):
608                 self.servicelist.moveDown()
609
610         def clearPath(self):
611                 del self.servicePath[:]
612
613         def enterPath(self, ref, justSet=False):
614                 self.servicePath.append(ref)
615                 self.setRoot(ref, justSet)
616
617         def pathUp(self, justSet=False):
618                 prev = self.servicePath.pop()
619                 length = len(self.servicePath)
620                 if length:
621                         current = self.servicePath[length-1]
622                         self.setRoot(current, justSet)
623                         if not justSet:
624                                 self.setCurrentSelection(prev)
625                 return prev
626
627         def isBasePathEqual(self, ref):
628                 if len(self.servicePath) > 1 and self.servicePath[0] == ref:
629                         return True
630                 return False
631
632         def isPrevPathEqual(self, ref):
633                 length = len(self.servicePath)
634                 if length > 1 and self.servicePath[length-2] == ref:
635                         return True
636                 return False
637
638         def preEnterPath(self, refstr):
639                 return False
640
641         def showAllServices(self):
642                 if not self.pathChangedDisabled:
643                         refstr = '%s ORDER BY name'%(self.service_types)
644                         if not self.preEnterPath(refstr):
645                                 ref = eServiceReference(refstr)
646                                 currentRoot = self.getRoot()
647                                 if currentRoot is None or currentRoot != ref:
648                                         self.clearPath()
649                                         self.enterPath(ref)
650
651         def showSatellites(self):
652                 if not self.pathChangedDisabled:
653                         refstr = '%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types)
654                         if not self.preEnterPath(refstr):
655                                 ref = eServiceReference(refstr)
656                                 justSet=False
657                                 prev = None
658
659                                 if self.isBasePathEqual(ref):
660                                         if self.isPrevPathEqual(ref):
661                                                 justSet=True
662                                         prev = self.pathUp(justSet)
663                                 else:
664                                         currentRoot = self.getRoot()
665                                         if currentRoot is None or currentRoot != ref:
666                                                 justSet=True
667                                                 self.clearPath()
668                                                 self.enterPath(ref, True)
669                                 if justSet:
670                                         serviceHandler = eServiceCenter.getInstance()
671                                         servicelist = serviceHandler.list(ref)
672                                         if not servicelist is None:
673                                                 while True:
674                                                         service = servicelist.getNext()
675                                                         if not service.valid(): #check if end of list
676                                                                 break
677                                                         orbpos = service.getData(4) >> 16
678                                                         if service.getPath().find("FROM PROVIDER") != -1:
679                                                                 service_name = _("Providers")
680                                                         else:
681                                                                 service_name = _("Services")
682                                                         try:
683                                                                 service_name += str(' - %s'%(nimmanager.getSatDescription(orbpos)))
684                                                                 service.setName(service_name) # why we need this cast?
685                                                         except:
686                                                                 if orbpos > 1800: # west
687                                                                         orbpos = 3600 - orbpos
688                                                                         h = _("W")
689                                                                 else:
690                                                                         h = _("E")
691                                                                 n = ("%s (%d.%d" + h + ")") % (service_name, orbpos / 10, orbpos % 10)
692                                                                 service.setName(n)
693                                                         self.servicelist.addService(service)
694                                                         self.servicelist.finishFill()
695                                                         if prev is not None:
696                                                                 self.setCurrentSelection(prev)
697
698         def showProviders(self):
699                 if not self.pathChangedDisabled:
700                         refstr = '%s FROM PROVIDERS ORDER BY name'%(self.service_types)
701                         if not self.preEnterPath(refstr):
702                                 ref = eServiceReference(refstr)
703                                 if self.isBasePathEqual(ref):
704                                         self.pathUp()
705                                 else:
706                                         currentRoot = self.getRoot()
707                                         if currentRoot is None or currentRoot != ref:
708                                                 self.clearPath()
709                                                 self.enterPath(ref)
710
711         def changeBouquet(self, direction):
712                 if not self.pathChangedDisabled:
713                         if self.isBasePathEqual(self.bouquet_root):
714                                 self.pathUp()
715                                 if direction < 0:
716                                         self.moveUp()
717                                 else:
718                                         self.moveDown()
719                                 ref = self.getCurrentSelection()
720                                 self.enterPath(ref)
721
722         def inBouquet(self):
723                 return self.isBasePathEqual(self.bouquet_root)
724
725         def atBegin(self):
726                 return self.servicelist.atBegin()
727
728         def atEnd(self):
729                 return self.servicelist.atEnd()
730
731         def nextBouquet(self):
732                 self.changeBouquet(+1)
733
734         def prevBouquet(self):
735                 self.changeBouquet(-1)
736
737         def showFavourites(self):
738                 if not self.pathChangedDisabled:
739                         if not self.preEnterPath(self.bouquet_rootstr):
740                                 if self.isBasePathEqual(self.bouquet_root):
741                                         self.pathUp()
742                                 else:
743                                         currentRoot = self.getRoot()
744                                         if currentRoot is None or currentRoot != self.bouquet_root:
745                                                 self.clearPath()
746                                                 self.enterPath(self.bouquet_root)
747
748         def keyNumberGlobal(self, number):
749                 char = self.numericalTextInput.getKey(number)
750                 self.servicelist.moveToChar(char)
751
752         def getRoot(self):
753                 return self.servicelist.getRoot()
754
755         def getCurrentSelection(self):
756                 return self.servicelist.getCurrent()
757
758         def setCurrentSelection(self, service):
759                 servicepath = service.getPath()
760                 pos = servicepath.find(" FROM BOUQUET")
761                 if pos != -1:
762                         if self.mode == MODE_TV:
763                                 servicepath = '(type == 1)' + servicepath[pos:]
764                         else:
765                                 servicepath = '(type == 2)' + servicepath[pos:]
766                         service.setPath(servicepath)
767                 self.servicelist.setCurrent(service)
768
769         def getBouquetList(self):
770                 serviceCount=0
771                 bouquets = [ ]
772                 serviceHandler = eServiceCenter.getInstance()
773                 list = serviceHandler.list(self.bouquet_root)
774                 if not list is None:
775                         while True:
776                                 s = list.getNext()
777                                 if not s.valid():
778                                         break
779                                 if ((s.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
780                                         info = serviceHandler.info(s)
781                                         if not info is None:
782                                                 bouquets.append((info.getName(s), s))
783                                 else:
784                                         serviceCount += 1
785                         if len(bouquets) == 0 and serviceCount > 0:
786                                 info = serviceHandler.info(self.bouquet_root)
787                                 if not info is None:
788                                         bouquets.append((info.getName(self.bouquet_root), self.bouquet_root))
789                         return bouquets
790                 return None
791
792         def keyNumber0(self, num):
793                 if len(self.servicePath) > 1:
794                         self.keyGoUp()
795                 else:
796                         self.keyNumberGlobal(num)
797
798         def keyGoUp(self):
799                 if len(self.servicePath) > 1:
800                         if self.isBasePathEqual(self.bouquet_root):
801                                 self.showFavourites()
802                         else:
803                                 ref = eServiceReference('%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types))
804                                 if self.isBasePathEqual(ref):
805                                         self.showSatellites()
806                                 else:
807                                         ref = eServiceReference('%s FROM PROVIDERS ORDER BY name'%(self.service_types))
808                                         if self.isBasePathEqual(ref):
809                                                 self.showProviders()
810                                         else:
811                                                 self.showAllServices()
812
813 HISTORYSIZE = 20
814
815 class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG):
816         def __init__(self, session):
817                 ChannelSelectionBase.__init__(self,session)
818                 ChannelSelectionEdit.__init__(self)
819                 ChannelSelectionEPG.__init__(self)
820
821                 #config for lastservice
822                 config.tv = ConfigSubsection();
823                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
824                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
825
826                 self["actions"] = ActionMap(["OkCancelActions"],
827                         {
828                                 "cancel": self.cancel,
829                                 "ok": self.channelSelected,
830                         })
831                 self.onShown.append(self.__onShown)
832
833                 self.lastChannelRootTimer = eTimer()
834                 self.lastChannelRootTimer.timeout.get().append(self.__onCreate)
835                 self.lastChannelRootTimer.start(100,True)
836
837                 self.history = [ ]
838                 self.history_pos = 0
839
840         def __onCreate(self):
841                 self.setTvMode()
842                 self.restoreRoot()
843                 lastservice=eServiceReference(config.tv.lastservice.value)
844                 if lastservice.valid():
845                         self.setCurrentSelection(lastservice)
846                         self.zap()
847
848         def __onShown(self):
849                 self.recallBouquetMode()
850                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
851                 if ref is not None and ref.valid() and ref.getPath() == "":
852                         self.servicelist.setPlayableIgnoreService(ref)
853                 else:
854                         self.servicelist.setPlayableIgnoreService(eServiceReference())
855
856         def channelSelected(self):
857                 ref = self.getCurrentSelection()
858                 if self.movemode:
859                         self.toggleMoveMarked()
860                 elif (ref.flags & 7) == 7:
861                         self.enterPath(ref)
862                 elif self.bouquet_mark_edit:
863                         self.doMark()
864                 else:
865                         self.zap()
866                         self.close(ref)
867
868         #called from infoBar and channelSelected
869         def zap(self):
870                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
871                 nref = self.getCurrentSelection()
872                 if ref is None or ref != nref:
873                         self.session.nav.playService(nref)
874                 self.saveRoot()
875                 self.saveChannel()
876                 if self.servicePath is not None:
877                         tmp=self.servicePath[:]
878                         tmp.append(nref)
879                         try:
880                                 del self.history[self.history_pos+1:]
881                         except:
882                                 pass
883                         self.history.append(tmp)
884                         hlen = len(self.history)
885                         if hlen > HISTORYSIZE:
886                                 del self.history[0]
887                                 hlen -= 1
888                         self.history_pos = hlen-1
889
890         def historyBack(self):
891                 hlen = len(self.history)
892                 if hlen > 1 and self.history_pos > 0:
893                         self.history_pos -= 1
894                         self.setHistoryPath()
895
896         def historyNext(self):
897                 hlen = len(self.history)
898                 if hlen > 1 and self.history_pos < (hlen-1):
899                         self.history_pos += 1
900                         self.setHistoryPath()
901
902         def setHistoryPath(self):
903                 path = self.history[self.history_pos][:]
904                 ref = path.pop()
905                 del self.servicePath[:]
906                 self.servicePath += path
907                 self.saveRoot()
908                 plen = len(path)
909                 root = path[plen-1]
910                 if self.getRoot() != root:
911                         self.setRoot(root)
912                 self.session.nav.playService(ref)
913                 self.setCurrentSelection(ref)
914                 self.saveChannel()
915
916         def saveRoot(self):
917                 path = ''
918                 for i in self.servicePathTV:
919                         path += i.toString()
920                         path += ';'
921                 if len(path) and path != config.tv.lastroot.value:
922                         config.tv.lastroot.value = path
923                         config.tv.lastroot.save()
924
925         def restoreRoot(self):
926                 self.clearPath()
927                 re = compile('.+?;')
928                 tmp = re.findall(config.tv.lastroot.value)
929                 cnt = 0
930                 for i in tmp:
931                         self.servicePathTV.append(eServiceReference(i[:len(i)-1]))
932                         cnt += 1
933                 if cnt:
934                         path = self.servicePathTV.pop()
935                         self.enterPath(path)
936                 else:
937                         self.showFavourites()
938                         self.saveRoot()
939
940         def preEnterPath(self, refstr):
941                 if len(self.servicePathTV) and self.servicePathTV[0] != eServiceReference(refstr):
942                         pathstr = config.tv.lastroot.value
943                         if pathstr is not None and pathstr.find(refstr) == 0:
944                                 self.restoreRoot()
945                                 lastservice=eServiceReference(config.tv.lastservice.value)
946                                 if lastservice.valid():
947                                         self.setCurrentSelection(lastservice)
948                                 return True
949                 return False
950
951         def saveChannel(self):
952                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
953                 if ref is not None:
954                         refstr = ref.toString()
955                 else:
956                         refstr = ""
957                 if refstr != config.tv.lastservice.value:
958                         config.tv.lastservice.value = refstr
959                         config.tv.lastservice.save()
960
961         def recallPrevService(self):
962                 hlen = len(self.history)
963                 if hlen > 1:
964                         if self.history_pos == hlen-1:
965                                 tmp = self.history[self.history_pos]
966                                 self.history[self.history_pos] = self.history[self.history_pos-1]
967                                 self.history[self.history_pos-1] = tmp
968                         else:
969                                 tmp = self.history[self.history_pos+1]
970                                 self.history[self.history_pos+1] = self.history[self.history_pos]
971                                 self.history[self.history_pos] = tmp
972                         self.setHistoryPath()
973
974         def cancel(self):
975                 self.close(None)
976                 self.restoreRoot()
977                 lastservice=eServiceReference(config.tv.lastservice.value)
978                 if lastservice.valid() and self.getCurrentSelection() != lastservice:
979                         self.setCurrentSelection(lastservice)
980
981 from Screens.InfoBarGenerics import InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord
982
983 class RadioInfoBar(Screen, InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord):
984         def __init__(self, session):
985                 Screen.__init__(self, session)
986                 InfoBarEvent.__init__(self)
987                 InfoBarServiceName.__init__(self)
988                 InfoBarInstantRecord.__init__(self)
989                 self["Clock"] = Clock()
990
991 class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG):
992         def __init__(self, session):
993                 ChannelSelectionBase.__init__(self, session)
994                 ChannelSelectionEdit.__init__(self)
995                 ChannelSelectionEPG.__init__(self)
996
997                 config.radio = ConfigSubsection();
998                 config.radio.lastservice = configElement("config.radio.lastservice", configText, "", 0);
999                 config.radio.lastroot = configElement("config.radio.lastroot", configText, "", 0);
1000                 self.onLayoutFinish.append(self.onCreate)
1001
1002                 self.info = session.instantiateDialog(RadioInfoBar)
1003
1004                 self["actions"] = ActionMap(["OkCancelActions", "TvRadioActions"],
1005                         {
1006                                 "keyTV": self.closeRadio,
1007                                 "keyRadio": self.closeRadio,
1008                                 "cancel": self.closeRadio,
1009                                 "ok": self.channelSelected,
1010                         })
1011
1012         def saveRoot(self):
1013                 path = ''
1014                 for i in self.servicePathRadio:
1015                         path += i.toString()
1016                         path += ';'
1017                 if len(path) and path != config.radio.lastroot.value:
1018                         config.radio.lastroot.value = path
1019                         config.radio.lastroot.save()
1020
1021         def restoreRoot(self):
1022                 self.clearPath()
1023                 re = compile('.+?;')
1024                 tmp = re.findall(config.radio.lastroot.value)
1025                 cnt = 0
1026                 for i in tmp:
1027                         self.servicePathRadio.append(eServiceReference(i[:len(i)-1]))
1028                         cnt += 1
1029                 if cnt:
1030                         path = self.servicePathRadio.pop()
1031                         self.enterPath(path)
1032                 else:
1033                         self.showFavourites()
1034                         self.saveRoot()
1035
1036         def preEnterPath(self, refstr):
1037                 if len(self.servicePathRadio) and self.servicePathRadio[0] != eServiceReference(refstr):
1038                         pathstr = config.radio.lastroot.value
1039                         if pathstr is not None and pathstr.find(refstr) == 0:
1040                                 self.restoreRoot()
1041                                 lastservice=eServiceReference(config.radio.lastservice.value)
1042                                 if lastservice.valid():
1043                                         self.setCurrentSelection(lastservice)
1044                                 return True
1045                 return False
1046
1047         def onCreate(self):
1048                 self.setRadioMode()
1049                 self.restoreRoot()
1050                 lastservice=eServiceReference(config.radio.lastservice.value)
1051                 if lastservice.valid():
1052                         self.servicelist.setCurrent(lastservice)
1053                         self.session.nav.playService(lastservice)
1054                         self.servicelist.setPlayableIgnoreService(lastservice)
1055                 self.info.show()
1056
1057         def channelSelected(self): # just return selected service
1058                 ref = self.getCurrentSelection()
1059                 if self.movemode:
1060                         self.toggleMoveMarked()
1061                 elif (ref.flags & 7) == 7:
1062                         self.enterPath(ref)
1063                 elif self.bouquet_mark_edit:
1064                         self.doMark()
1065                 else:
1066                         playingref = self.session.nav.getCurrentlyPlayingServiceReference()
1067                         if playingref is None or playingref != ref:
1068                                 self.session.nav.playService(ref)
1069                                 self.servicelist.setPlayableIgnoreService(ref)
1070                                 config.radio.lastservice.value = ref.toString()
1071                                 config.radio.lastservice.save()
1072                         self.saveRoot()
1073
1074         def closeRadio(self):
1075                 self.info.hide()
1076                 #set previous tv service
1077                 lastservice=eServiceReference(config.tv.lastservice.value)
1078                 self.session.nav.playService(lastservice)
1079                 self.close(None)
1080
1081 class SimpleChannelSelection(ChannelSelectionBase):
1082         def __init__(self, session, title):
1083                 ChannelSelectionBase.__init__(self, session)
1084                 self.title = title
1085                 self.onShown.append(self.__onExecCallback)
1086
1087                 self["actions"] = ActionMap(["OkCancelActions", "TvRadioActions"],
1088                         {
1089                                 "cancel": self.close,
1090                                 "ok": self.channelSelected,
1091                                 "keyRadio": self.setModeRadio,
1092                                 "keyTV": self.setModeTv,
1093                         })
1094
1095         def __onExecCallback(self):
1096                 self.setTitle(self.title)
1097                 self.setModeTv()
1098
1099         def channelSelected(self): # just return selected service
1100                 ref = self.getCurrentSelection()
1101                 if (ref.flags & 7) == 7:
1102                         self.enterPath(ref)
1103                 else:
1104                         ref = self.getCurrentSelection()
1105                         self.close(ref)
1106
1107         def setModeTv(self):
1108                 self.setTvMode()
1109                 self.showFavourites()
1110
1111         def setModeRadio(self):
1112                 self.setRadioMode()
1113                 self.showFavourites()