code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Screens/ScanSetup.py

   1 from Screen import Screen
   2 from ServiceScan import *
   3 from Components.config import config, ConfigSubsection, ConfigSelection, \
   4         ConfigYesNo, ConfigInteger, getConfigListEntry, ConfigSlider, ConfigSatlist, ConfigEnableDisable
   5 from Components.ActionMap import NumberActionMap
   6 from Components.ConfigList import ConfigList, ConfigListScreen
   7 from Components.NimManager import nimmanager, getConfigSatlist
   8 from Components.Label import Label
   9 from Screens.MessageBox import MessageBox
  10 from enigma import eTimer, eDVBFrontendParametersSatellite, eComponentScan, \
  11         eDVBSatelliteEquipmentControl, eDVBFrontendParametersTerrestrial, \
  12         eDVBFrontendParametersCable, eConsoleAppContainer, eDVBResourceManager
  13
  14 def buildTerTransponder(frequency,
  15                 inversion=2, bandwidth = 3, fechigh = 6, feclow = 6,
  16                 modulation = 2, transmission = 2, guard = 4,
  17                 hierarchy = 4):
  18
  19 #       print "freq", frequency, "inv", inversion, "bw", bandwidth, "fech", fechigh, "fecl", feclow, "mod", modulation, "tm", transmission, "guard", guard, "hierarchy", hierarchy
  20
  21         # WARNING: normally, enums are working directly.
  22         # Don't copy this (very bad)!! Instead either fix swig (good) or
  23         # move this into a central place.
  24         Bw8MHz = 0
  25         Bw7MHz = 1
  26         Bw6MHz = 2
  27         #Bw5MHz = 3 #not implemented for e1 compatibilty
  28         BwAuto = 3
  29
  30         f1_2 = 0
  31         f2_3 = 1
  32         f3_4 = 2
  33         f5_6 = 3
  34         f7_8 = 4
  35         fAuto = 5
  36
  37         TM2k = 0
  38         TM8k = 1
  39         #TM4k = 2  #not implemented for e1 compatibilty
  40         TMAuto = 2
  41
  42         GI_1_32 = 0
  43         GI_1_16 = 1
  44         GI_1_8 = 2
  45         GI_1_4 = 3
  46         GI_Auto = 4
  47
  48         HNone = 0
  49         H1 = 1
  50         H2 = 2
  51         H4 = 3
  52         HAuto = 4
  53
  54         QPSK = 0
  55         QAM16 = 1
  56         QAM64 = 2
  57         Auto = 3
  58
  59         Off = 0
  60         On = 1
  61         Unknown = 2
  62
  63         parm = eDVBFrontendParametersTerrestrial()
  64
  65         parm.frequency = frequency
  66
  67         parm.inversion = [Off, On, Unknown][inversion]
  68         parm.bandwidth = [Bw8MHz, Bw7MHz, Bw6MHz, BwAuto][bandwidth] # Bw5MHz unsupported
  69         parm.code_rate_HP = [f1_2, f2_3, f3_4, f5_6, f7_8, fAuto][fechigh]
  70         parm.code_rate_LP = [f1_2, f2_3, f3_4, f5_6, f7_8, fAuto][feclow]
  71         parm.modulation = [QPSK, QAM16, QAM64, Auto][modulation]
  72         parm.transmission_mode = [TM2k, TM8k, TMAuto][transmission] # TM4k unsupported
  73         parm.guard_interval = [GI_1_32, GI_1_16, GI_1_8, GI_1_4, GI_Auto][guard]
  74         parm.hierarchy = [HNone, H1, H2, H4, HAuto][hierarchy]
  75
  76         return parm
  77
  78 def getInitialTransponderList(tlist, pos):
  79         list = nimmanager.getTransponders(pos)
  80         for x in list:
  81                 if x[0] == 0:           #SAT
  82                         parm = eDVBFrontendParametersSatellite()
  83                         parm.frequency = x[1]
  84                         parm.symbol_rate = x[2]
  85                         parm.polarisation = x[3]
  86                         parm.fec = x[4]
  87                         parm.inversion = 2 # AUTO
  88                         parm.orbital_position = pos
  89                         parm.system = x[5]
  90                         parm.modulation = x[6]
  91                         tlist.append(parm)
  92
  93 def getInitialCableTransponderList(tlist, nim):
  94         list = nimmanager.getTranspondersCable(nim)
  95         for x in list:
  96                 if x[0] == 1: #CABLE
  97                         parm = eDVBFrontendParametersCable()
  98                         parm.frequency = x[1]
  99                         parm.symbol_rate = x[2]
 100                         parm.modulation = x[3]
 101                         parm.fec_inner = x[4]
 102                         parm.inversion = 2 # AUTO
 103                         #print "frequency:", x[1]
 104                         #print "symbol_rate:", x[2]
 105                         #print "modulation:", x[3]
 106                         #print "fec_inner:", x[4]
 107                         #print "inversion:", 2
 108                         tlist.append(parm)
 109
 110 def getInitialTerrestrialTransponderList(tlist, region):
 111         list = nimmanager.getTranspondersTerrestrial(region)
 112
 113         #self.transponders[self.parsedTer].append((2,freq,bw,const,crh,crl,guard,transm,hierarchy,inv))
 114
 115         #def buildTerTransponder(frequency, inversion = 2, bandwidth = 3, fechigh = 6, feclow = 6,
 116                                 #modulation = 2, transmission = 2, guard = 4, hierarchy = 4):
 117
 118         for x in list:
 119                 if x[0] == 2: #TERRESTRIAL
 120                         parm = buildTerTransponder(x[1], x[9], x[2], x[4], x[5], x[3], x[7], x[6], x[8])
 121                         tlist.append(parm)
 122
 123 cable_bands = {
 124         "DVBC_BAND_EU_VHF_I" : 1 << 0,
 125         "DVBC_BAND_EU_MID" : 1 << 1,
 126         "DVBC_BAND_EU_VHF_III" : 1 << 2,
 127         "DVBC_BAND_EU_SUPER" : 1 << 3,
 128         "DVBC_BAND_EU_HYPER" : 1 << 4,
 129         "DVBC_BAND_EU_UHF_IV" : 1 << 5,
 130         "DVBC_BAND_EU_UHF_V" : 1 << 6,
 131         "DVBC_BAND_US_LO" : 1 << 7,
 132         "DVBC_BAND_US_MID" : 1 << 8,
 133         "DVBC_BAND_US_HI" : 1 << 9,
 134         "DVBC_BAND_US_SUPER" : 1 << 10,
 135         "DVBC_BAND_US_HYPER" : 1 << 11,
 136 }
 137
 138 class CableTransponderSearchSupport:
 139 #       def setCableTransponderSearchResult(self, tlist):
 140 #               pass
 141
 142 #       def cableTransponderSearchFinished(self):
 143 #               pass
 144
 145         def tryGetRawFrontend(self, feid):
 146                 res_mgr = eDVBResourceManager.getInstance()
 147                 if res_mgr:
 148                         raw_channel = res_mgr.allocateRawChannel(self.feid)
 149                         if raw_channel:
 150                                 frontend = raw_channel.getFrontend()
 151                                 if frontend:
 152                                         del frontend
 153                                         del raw_channel
 154                                         return True
 155                 return False
 156
 157         def cableTransponderSearchSessionClosed(self, *val):
 158                 print "cableTransponderSearchSessionClosed, val", val
 159                 self.cable_search_container = None
 160                 self.cable_search_session = None
 161                 if val and len(val) and val[0]:
 162                         self.setCableTransponderSearchResult(self.__tlist)
 163                 self.__tlist = None
 164                 self.cableTransponderSearchFinished()
 165
 166         def cableTransponderSearchClosed(self, retval):
 167                 print "cableTransponderSearch finished", retval
 168                 self.cable_search_session.close(True)
 169
 170         def getCableTransponderData(self, str):
 171                 data = str.split()
 172                 if len(data):
 173                         if data[0] == 'OK':
 174                                 print str
 175                                 qam = { "QAM16" : 1, "QAM32" : 2, "QAM64" : 3, "QAM128" : 4, "QAM256" : 5 }
 176                                 inv = { "INVERSION_OFF" : 0, "INVERSION_ON" : 1 }
 177                                 fec = { "FEC_AUTO" : 0, "FEC_1_2" : 1, "FEC_2_3" : 2, "FEC_3_4" : 3, "FEC_5_6": 4, "FEC_7_8" : 5, "FEC_8_9" : 6, "FEC_NONE" : 15 }
 178                                 parm = eDVBFrontendParametersCable()
 179                                 parm.frequency = int(data[1])
 180                                 parm.symbol_rate = int(data[2])
 181                                 parm.fec_inner = fec[data[3]]
 182                                 parm.modulation = qam[data[4]]
 183                                 parm.inversion = inv[data[5]]
 184                                 self.__tlist.append(parm)
 185                 tmpstr = _("Try to find used Transponders in cable network.. please wait...")
 186                 tmpstr += "\n\n"
 187                 tmpstr += data[1]
 188                 tmpstr += " kHz "
 189                 tmpstr += data[0]
 190                 self.cable_search_session["text"].setText(tmpstr)
 191
 192         def startCableTransponderSearch(self, nim_idx):
 193                 if not self.tryGetRawFrontend(nim_idx):
 194                         self.session.nav.stopService()
 195                         if not self.tryGetRawFrontend(nim_idx):
 196                                 if self.session.pipshown: # try to disable pip
 197                                         self.session.pipshown = False
 198                                         del self.session.pip
 199                                 if not self.tryGetRawFrontend(nim_idx):
 200                                         self.cableTransponderSearchFinished()
 201                                         return
 202                 self.__tlist = [ ]
 203                 self.cable_search_container = eConsoleAppContainer()
 204                 self.cable_search_container.appClosed.get().append(self.cableTransponderSearchClosed)
 205                 self.cable_search_container.dataAvail.get().append(self.getCableTransponderData)
 206                 cableConfig = config.Nims[nim_idx].cable
 207                 cmd = "tda1002x --scan --verbose --wakeup --bus="
 208                 cmd += str(nim_idx)
 209                 if cableConfig.scan_type.value == "bands":
 210                         cmd += " --scan-bands="
 211                         bands = 0
 212                         if cableConfig.scan_band_EU_VHF_I.value:
 213                                 bands |= cable_bands["DVBC_BAND_EU_VHF_I"]
 214                         if cableConfig.scan_band_EU_MID.value:
 215                                 bands |= cable_bands["DVBC_BAND_EU_MID"]
 216                         if cableConfig.scan_band_EU_VHF_III.value:
 217                                 bands |= cable_bands["DVBC_BAND_EU_VHF_III"]
 218                         if cableConfig.scan_band_EU_UHF_IV.value:
 219                                 bands |= cable_bands["DVBC_BAND_EU_UHF_IV"]
 220                         if cableConfig.scan_band_EU_UHF_V.value:
 221                                 bands |= cable_bands["DVBC_BAND_EU_UHF_V"]
 222                         if cableConfig.scan_band_EU_SUPER.value:
 223                                 bands |= cable_bands["DVBC_BAND_EU_SUPER"]
 224                         if cableConfig.scan_band_EU_HYPER.value:
 225                                 bands |= cable_bands["DVBC_BAND_EU_HYPER"]
 226                         if cableConfig.scan_band_US_LOW.value:
 227                                 bands |= cable_bands["DVBC_BAND_US_LO"]
 228                         if cableConfig.scan_band_US_MID.value:
 229                                 bands |= cable_bands["DVBC_BAND_US_MID"]
 230                         if cableConfig.scan_band_US_HIGH.value:
 231                                 bands |= cable_bands["DVBC_BAND_US_HI"]
 232                         if cableConfig.scan_band_US_SUPER.value:
 233                                 bands |= cable_bands["DVBC_BAND_US_SUPER"]
 234                         if cableConfig.scan_band_US_HYPER.value:
 235                                 bands |= cable_bands["DVBC_BAND_US_HYPER"]
 236                         cmd += str(bands)
 237                 else:
 238                         cmd += " --scan-stepsize="
 239                         cmd += str(cableConfig.scan_frequency_steps.value)
 240                 if cableConfig.scan_mod_qam16.value:
 241                         cmd += " --mod 16"
 242                 if cableConfig.scan_mod_qam32.value:
 243                         cmd += " --mod 32"
 244                 if cableConfig.scan_mod_qam64.value:
 245                         cmd += " --mod 64"
 246                 if cableConfig.scan_mod_qam128.value:
 247                         cmd += " --mod 128"
 248                 if cableConfig.scan_mod_qam256.value:
 249                         cmd += " --mod 256"
 250                 if cableConfig.scan_sr_6900.value:
 251                         cmd += " --sr 6900000"
 252                 if cableConfig.scan_sr_6875.value:
 253                         cmd += " --sr 6875000"
 254                 if cableConfig.scan_sr_ext1.value > 450:
 255                         cmd += " --sr "
 256                         cmd += str(cableConfig.scan_sr_ext1.value)
 257                         cmd += "000"
 258                 if cableConfig.scan_sr_ext2.value > 450:
 259                         cmd += " --sr "
 260                         cmd += str(cableConfig.scan_sr_ext2.value)
 261                         cmd += "000"
 262                 print "TDA1002x CMD is", cmd
 263
 264                 self.cable_search_container.execute(cmd)
 265                 tmpstr = _("Try to find used transponders in cable network.. please wait...")
 266                 tmpstr += "\n\n..."
 267                 self.cable_search_session = self.session.openWithCallback(self.cableTransponderSearchSessionClosed, MessageBox, tmpstr, MessageBox.TYPE_INFO)
 268
 269 class ScanSetup(ConfigListScreen, Screen, CableTransponderSearchSupport):
 270         def __init__(self, session):
 271                 Screen.__init__(self, session)
 272
 273                 self.updateSatList()
 274                 self.service = session.nav.getCurrentService()
 275                 self.feinfo = None
 276                 frontendData = None
 277                 if self.service is not None:
 278                         self.feinfo = self.service.frontendInfo()
 279                         frontendData = self.feinfo and self.feinfo.getAll(True)
 280
 281                 self.createConfig(frontendData)
 282
 283                 del self.feinfo
 284                 del self.service
 285
 286                 self["actions"] = NumberActionMap(["SetupActions"],
 287                 {
 288                         "ok": self.keyGo,
 289                         "cancel": self.keyCancel,
 290                 }, -2)
 291
 292                 self.statusTimer = eTimer()
 293                 self.statusTimer.timeout.get().append(self.updateStatus)
 294                 #self.statusTimer.start(5000, True)
 295
 296                 self.list = []
 297                 ConfigListScreen.__init__(self, self.list)
 298                 self.createSetup()
 299
 300                 self["introduction"] = Label(_("Press OK to start the scan"))
 301
 302         def run(self):
 303                 self.keyGo()
 304
 305         def updateSatList(self):
 306                 self.satList = []
 307                 for slot in nimmanager.nim_slots:
 308                         if slot.isCompatible("DVB-S"):
 309                                 self.satList.append(nimmanager.getSatListForNim(slot.slot))
 310                         else:
 311                                 self.satList.append(None)
 312
 313         def createSetup(self):
 314                 self.list = []
 315                 self.multiscanlist = []
 316                 index_to_scan = int(self.scan_nims.value)
 317                 print "ID: ", index_to_scan
 318
 319                 self.tunerEntry = getConfigListEntry(_("Tuner"), self.scan_nims)
 320                 self.list.append(self.tunerEntry)
 321
 322                 if self.scan_nims == [ ]:
 323                         return
 324
 325                 self.typeOfScanEntry = None
 326                 self.systemEntry = None
 327                 nim = nimmanager.nim_slots[index_to_scan]
 328                 if nim.isCompatible("DVB-S"):
 329                         self.typeOfScanEntry = getConfigListEntry(_("Type of scan"), self.scan_type)
 330                         self.list.append(self.typeOfScanEntry)
 331                 elif nim.isCompatible("DVB-C"):
 332                         self.typeOfScanEntry = getConfigListEntry(_("Type of scan"), self.scan_typecable)
 333                         self.list.append(self.typeOfScanEntry)
 334                 elif nim.isCompatible("DVB-T"):
 335                         self.typeOfScanEntry = getConfigListEntry(_("Type of scan"), self.scan_typeterrestrial)
 336                         self.list.append(self.typeOfScanEntry)
 337
 338                 if nim.isCompatible("DVB-S"):
 339                         if self.scan_type.value == "single_transponder":
 340                                 self.updateSatList()
 341                                 if nim.isCompatible("DVB-S2"):
 342                                         self.systemEntry = getConfigListEntry(_('System'), self.scan_sat.system)
 343                                         self.list.append(self.systemEntry)
 344                                 else:
 345                                         # downgrade to dvb-s, in case a -s2 config was active
 346                                         self.scan_sat.system.value = "dvb-s"
 347                                 self.list.append(getConfigListEntry(_('Satellite'), self.scan_satselection[index_to_scan]))
 348                                 self.list.append(getConfigListEntry(_('Frequency'), self.scan_sat.frequency))
 349                                 self.list.append(getConfigListEntry(_('Inversion'), self.scan_sat.inversion))
 350                                 self.list.append(getConfigListEntry(_('Symbol Rate'), self.scan_sat.symbolrate))
 351                                 self.list.append(getConfigListEntry(_("Polarity"), self.scan_sat.polarization))
 352                                 if self.scan_sat.system.value == "dvb-s":
 353                                         self.list.append(getConfigListEntry(_("FEC"), self.scan_sat.fec))
 354                                 elif self.scan_sat.system.value == "dvb-s2":
 355                                         self.list.append(getConfigListEntry(_("FEC"), self.scan_sat.fec_s2))
 356                                         self.list.append(getConfigListEntry(_('Modulation'), self.scan_sat.modulation))
 357                                 self.list.append(getConfigListEntry(_("Network scan"), self.scan_networkScan))
 358                         elif self.scan_type.value == "single_satellite":
 359                                 self.updateSatList()
 360                                 print self.scan_satselection[index_to_scan]
 361                                 self.list.append(getConfigListEntry(_("Satellite"), self.scan_satselection[index_to_scan]))
 362                                 self.list.append(getConfigListEntry(_("Clear before scan"), self.scan_clearallservices))
 363                         elif self.scan_type.value == "multisat":
 364                                 # if (norotor)
 365                                 tlist = []
 366                                 SatList = nimmanager.getSatListForNim(index_to_scan)
 367                                 self.list.append(getConfigListEntry(_("Clear before scan"), self.scan_clearallservices))
 368                                 for x in SatList:
 369                                         if self.Satexists(tlist, x[0]) == 0:
 370                                                 tlist.append(x[0])
 371                                                 sat = ConfigEnableDisable(default = True)
 372                                                 configEntry = getConfigListEntry(nimmanager.getSatDescription(x[0]), sat)
 373                                                 self.list.append(configEntry)
 374                                                 self.multiscanlist.append((x[0], sat))
 375                                 # if (rotor):
 376                            # for sat in nimmanager.satList:
 377                                 #       self.list.append(getConfigListEntry(sat[1], self.scan_scansat[sat[0]]))
 378                 elif nim.isCompatible("DVB-C"):
 379                         if self.scan_typecable.value == "single_transponder":
 380                                 self.list.append(getConfigListEntry(_("Frequency"), self.scan_cab.frequency))
 381                                 self.list.append(getConfigListEntry(_("Inversions"), self.scan_cab.inversion))
 382                                 self.list.append(getConfigListEntry(_("Symbol Rate"), self.scan_cab.symbolrate))
 383                                 self.list.append(getConfigListEntry(_("Modulation"), self.scan_cab.modulation))
 384                                 self.list.append(getConfigListEntry(_("FEC"), self.scan_cab.fec))
 385                                 self.list.append(getConfigListEntry(_("Network scan"), self.scan_networkScan))
 386                         elif self.scan_typecable.value == "complete":
 387                                 self.list.append(getConfigListEntry(_("Clear before scan"), self.scan_clearallservices))
 388                 elif nim.isCompatible("DVB-T"):
 389                         if self.scan_typeterrestrial.value == "single_transponder":
 390                                 self.list.append(getConfigListEntry(_("Frequency"), self.scan_ter.frequency))
 391                                 self.list.append(getConfigListEntry(_("Inversion"), self.scan_ter.inversion))
 392                                 self.list.append(getConfigListEntry(_("Bandwidth"), self.scan_ter.bandwidth))
 393                                 self.list.append(getConfigListEntry(_("Code rate high"), self.scan_ter.fechigh))
 394                                 self.list.append(getConfigListEntry(_("Code rate low"), self.scan_ter.feclow))
 395                                 self.list.append(getConfigListEntry(_("Modulation"), self.scan_ter.modulation))
 396                                 self.list.append(getConfigListEntry(_("Transmission mode"), self.scan_ter.transmission))
 397                                 self.list.append(getConfigListEntry(_("Guard interval mode"), self.scan_ter.guard))
 398                                 self.list.append(getConfigListEntry(_("Hierarchy mode"), self.scan_ter.hierarchy))
 399                                 self.list.append(getConfigListEntry(_("Network scan"), self.scan_networkScan))
 400                         elif self.scan_typeterrestrial.value == "complete":
 401                                 self.list.append(getConfigListEntry(_("Clear before scan"), self.scan_clearallservices))
 402
 403 #               if (nim.isCompatible("DVB-S") and self.scan_type.type == "single_transponder") or \
 404 #                       (nim.isCompatbile("DVB-C") and self.scan_typecable.type == "single_transponder") or \
 405 #                       (nim.isCompatible("DVB-T") and self.scan_typeterrestrial.type == "single_transponder"):
 406 #                               self.configElementSNR = getConfigListEntry(_("SNR"), self.scan_snr)
 407 #                               self.list.append(self.configElementSNR)
 408 #                               self.configElementACG = getConfigListEntry(_("AGC"), self.scan_agc)
 409 #                               self.list.append(self.configElementACG)
 410 #                               self.configElementBER = getConfigListEntry(_("BER"), self.scan_ber)
 411 #                               self.list.append(self.configElementBER)
 412 #                               self.statusTimer.start(500, False)
 413 #               else:
 414 #                       self.statusTimer.stop()
 415
 416                 self["config"].list = self.list
 417                 self["config"].l.setList(self.list)
 418
 419         def Satexists(self, tlist, pos):
 420                 for x in tlist:
 421                         if x == pos:
 422                                 return 1
 423                 return 0
 424
 425         def newConfig(self):
 426                 cur = self["config"].getCurrent()
 427                 print "cur is", cur
 428                 if cur == self.typeOfScanEntry or \
 429                         cur == self.tunerEntry or \
 430                         cur == self.systemEntry:
 431                         self.createSetup()
 432
 433         def createConfig(self, frontendData):
 434                                                            #("Type", frontendData["system"], TYPE_TEXT),
 435                                            #("Modulation", frontendData["modulation"], TYPE_TEXT),
 436                                            #("Orbital position", frontendData["orbital_position"], TYPE_VALUE_DEC),
 437                                            #("Frequency", frontendData["frequency"], TYPE_VALUE_DEC),
 438                                            #("Symbolrate", frontendData["symbol_rate"], TYPE_VALUE_DEC),
 439                                            #("Polarization", frontendData["polarization"], TYPE_TEXT),
 440                                            #("Inversion", frontendData["inversion"], TYPE_TEXT),
 441                                            #("FEC inner", frontendData["fec_inner"], TYPE_TEXT),
 442                                                 #)
 443                 #elif frontendData["tuner_type"] == "DVB-C":
 444                         #return ( ("NIM", ['A', 'B', 'C', 'D'][frontendData["tuner_number"]], TYPE_TEXT),
 445                                            #("Type", frontendData["tuner_type"], TYPE_TEXT),
 446                                            #("Frequency", frontendData["frequency"], TYPE_VALUE_DEC),
 447                                            #("Symbolrate", frontendData["symbol_rate"], TYPE_VALUE_DEC),
 448                                            #("Modulation", frontendData["modulation"], TYPE_TEXT),
 449                                            #("Inversion", frontendData["inversion"], TYPE_TEXT),
 450                         #                  ("FEC inner", frontendData["fec_inner"], TYPE_TEXT),
 451                                                 #)
 452                 #elif frontendData["tuner_type"] == "DVB-T":
 453                         #return ( ("NIM", ['A', 'B', 'C', 'D'][frontendData["tuner_number"]], TYPE_TEXT),
 454                                            #("Type", frontendData["tuner_type"], TYPE_TEXT),
 455                                            #("Frequency", frontendData["frequency"], TYPE_VALUE_DEC),
 456                                            #("Inversion", frontendData["inversion"], TYPE_TEXT),
 457                                            #("Bandwidth", frontendData["bandwidth"], TYPE_VALUE_DEC),
 458                                            #("CodeRateLP", frontendData["code_rate_lp"], TYPE_TEXT),
 459                                            #("CodeRateHP", frontendData["code_rate_hp"], TYPE_TEXT),
 460                                            #("Constellation", frontendData["constellation"], TYPE_TEXT),
 461                                            #("Transmission Mode", frontendData["transmission_mode"], TYPE_TEXT),
 462                                            #("Guard Interval", frontendData["guard_interval"], TYPE_TEXT),
 463                                            #("Hierarchy Inform.", frontendData["hierarchy_information"], TYPE_TEXT),
 464                         defaultSat = { "orbpos": 192, "system": "dvb-s", "frequency": 11836, "inversion": "auto", "symbolrate": 27500, "polarization": "horizontal", "fec": "auto", "fec_s2": "9_10", "modulation": "qpsk" }
 465                         defaultCab = {"frequency": 466, "inversion": "auto", "modulation": "64qam", "fec": "auto", "symbolrate": 6900}
 466                         if frontendData is not None:
 467                                 ttype = frontendData.get("tuner_type", "UNKNOWN")
 468                                 if ttype == "DVB-S":
 469                                         defaultSat["system"] = {"DVB-S": "dvb-s", "DVB-S2": "dvb-s2"}[frontendData.get("system", "DVB-S")]
 470                                         defaultSat["frequency"] = int(frontendData.get("frequency", 0) / 1000)
 471                                         defaultSat["inversion"] = {"INVERSION_OFF": "off", "INVERSION_ON": "on", "INVERSION_AUTO": "auto"}[frontendData.get("inversion", "INVERSION_AUTO")]
 472                                         defaultSat["symbolrate"] = int(frontendData.get("symbol_rate", 0) / 1000)
 473                                         defaultSat["polarization"] = {"HORIZONTAL": "horizontal", "VERTICAL": "vertical", "CIRCULAR_LEFT": "circular_left", "CIRCULAR_RIGHT": "circular_right", "UNKNOWN": None}[frontendData.get("polarization", "HORIZONTAL")]
 474
 475                                         if frontendData.get("system", "DVB-S") == "DVB-S2":
 476                                                 defaultSat["fec_s2"] = {"FEC_1_2": "1_2", "FEC_2_3": "2_3", "FEC_3_4": "3_4", "FEC_4_5": "4_5", "FEC_5_6": "5_6", "FEC_7_8": "7_8", "FEC_8_9": "8_9", "FEC_9_10": "9_10"} \
 477                                                                                         [frontendData.get("fec_inner", "FEC_AUTO")]
 478                                         else:
 479                                                 defaultSat["fec"] = {"FEC_AUTO": "auto", "FEC_1_2": "1_2", "FEC_2_3": "2_3", "FEC_3_4": "3_4", "FEC_5_6": "5_6", "FEC_7_8": "7_8", "FEC_NONE": "none"} \
 480                                                         [frontendData.get("fec_inner", "FEC_AUTO")]
 481
 482                                         defaultSat["modulation"] = {"QPSK": "qpsk", "8PSK": "8psk"}[frontendData.get("modulation", "QPSK")]
 483                                         defaultSat["orbpos"] = frontendData.get("orbital_position", 0)
 484                                 elif ttype == "DVB-C":
 485                                         defaultCab["frequency"] = int(frontendData.get("frequency", 0) / 1000)
 486                                         defaultCab["symbolrate"] = int(frontendData.get("symbol_rate", 0) / 1000)
 487                                         defaultCab["inversion"] = {"INVERSION_OFF": "off", "INVERSION_ON": "on", "INVERSION_AUTO": "auto"}[frontendData.get("inversion", "INVERSION_AUTO")]
 488                                         defaultCab["fec"] = {"FEC_AUTO": "auto", "FEC_1_2": "1_2", "FEC_2_3": "2_3", "FEC_3_4": "3_4", "FEC_5_6": "5_6", "FEC_7_8": "7_8", "FEC_8_9": "8_9", "FEC_NONE": "none"}[frontendData.get("fec_inner", "FEC_AUTO")]
 489                                         defaultCab["modulation"] = {"QAM_AUTO": "auto", "QAM_16": "16qam", "QAM_32": "32qam", "QAM_64": "64qam", "QAM_128": "128qam", "QAM_256": "256qam"}[frontendData.get("modulation", "QAM_16")]
 490
 491                         self.scan_sat = ConfigSubsection()
 492                         self.scan_cab = ConfigSubsection()
 493                         self.scan_ter = ConfigSubsection()
 494
 495                         self.scan_type = ConfigSelection(default = "single_transponder", choices = [("single_transponder", _("Single transponder")), ("single_satellite", _("Single satellite")), ("multisat", _("Multisat"))])
 496                         self.scan_typecable = ConfigSelection(default = "single_transponder", choices = [("single_transponder", _("Single transponder")), ("complete", _("Complete"))])
 497                         self.scan_typeterrestrial = ConfigSelection(default = "single_transponder", choices = [("single_transponder", _("Single transponder")), ("complete", _("Complete"))])
 498                         self.scan_clearallservices = ConfigSelection(default = "no", choices = [("no", _("no")), ("yes", _("yes")), ("yes_hold_feeds", _("yes (keep feeds)"))])
 499                         self.scan_networkScan = ConfigYesNo(default = False)
 500
 501                         nim_list = []
 502                         # collect all nims which are *not* set to "nothing"
 503                         for n in nimmanager.nim_slots:
 504                                 if n.config_mode != "nothing":
 505                                         nim_list.append((str(n.slot), n.friendly_full_description))
 506
 507                         self.scan_nims = ConfigSelection(choices = nim_list)
 508
 509                         # status
 510                         self.scan_snr = ConfigSlider()
 511                         self.scan_snr.enabled = False
 512                         self.scan_agc = ConfigSlider()
 513                         self.scan_agc.enabled = False
 514                         self.scan_ber = ConfigSlider()
 515                         self.scan_ber.enabled = False
 516
 517                         # sat
 518                         self.scan_sat.system = ConfigSelection(default = defaultSat["system"], choices = [("dvb-s", _("DVB-S")), ("dvb-s2", _("DVB-S2"))])
 519                         self.scan_sat.frequency = ConfigInteger(default = defaultSat["frequency"], limits = (1, 99999))
 520                         self.scan_sat.inversion = ConfigSelection(default = defaultSat["inversion"], choices = [("off", _("off")), ("on", _("on")), ("auto", _("Auto"))])
 521                         self.scan_sat.symbolrate = ConfigInteger(default = defaultSat["symbolrate"], limits = (1, 99999))
 522                         self.scan_sat.polarization = ConfigSelection(default = defaultSat["polarization"], choices = [("horizontal", _("horizontal")), ("vertical", _("vertical")),  ("circular_left", _("circular left")), ("circular_right", _("circular right"))])
 523                         self.scan_sat.fec = ConfigSelection(default = defaultSat["fec"], choices = [("auto", _("Auto")), ("1_2", "1/2"), ("2_3", "2/3"), ("3_4", "3/4"), ("5_6", "5/6"), ("7_8", "7/8"), ("none", _("None"))])
 524                         self.scan_sat.fec_s2 = ConfigSelection(default = defaultSat["fec_s2"], choices = [("1_2", "1/2"), ("2_3", "2/3"), ("3_4", "3/4"), ("3_5", "3/5"), ("4_5", "4/5"), ("5_6", "5/6"), ("7_8", "7/8"), ("8_9", "8/9"), ("9_10", "9/10")])
 525                         self.scan_sat.modulation = ConfigSelection(default = defaultSat["modulation"], choices = [("qpsk", "QPSK"), ("8psk", "8PSK")])
 526
 527                         # cable
 528                         self.scan_cab.frequency = ConfigInteger(default = defaultCab["frequency"], limits = (50, 999))
 529                         self.scan_cab.inversion = ConfigSelection(default = defaultCab["inversion"], choices = [("off", _("off")), ("on", _("on")), ("auto", _("Auto"))])
 530                         self.scan_cab.modulation = ConfigSelection(default = defaultCab["modulation"], choices = [("16qam", "16-QAM"), ("32qam", "32-QAM"), ("64qam", "64-QAM"), ("128qam", "128-QAM"), ("256qam", "256-QAM")])
 531                         self.scan_cab.fec = ConfigSelection(default = defaultCab["fec"], choices = [("auto", _("Auto")), ("1_2", "1/2"), ("2_3", "2/3"), ("3_4", "3/4"), ("5_6", "5/6"), ("7_8", "7/8"), ("8_9", "8/9"), ("none", _("None"))])
 532                         self.scan_cab.symbolrate = ConfigInteger(default = defaultCab["symbolrate"], limits = (1, 99999))
 533
 534                         # terrestial
 535                         self.scan_ter.frequency = ConfigInteger(default = 466000, limits = (50000, 999000))
 536                         self.scan_ter.inversion = ConfigSelection(default = "auto", choices = [("off", _("off")), ("on", _("on")), ("auto", _("Auto"))])
 537                         # WORKAROUND: we can't use BW-auto
 538                         self.scan_ter.bandwidth = ConfigSelection(default = "8MHz", choices = [("8MHz", "8MHz"), ("7MHz", "7MHz"), ("6MHz", "6MHz")])
 539                         #, ("auto", _("Auto"))))
 540                         self.scan_ter.fechigh = ConfigSelection(default = "auto", choices = [("1_2", "1/2"), ("2_3", "2/3"), ("3_4", "3/4"), ("5_6", "5/6"), ("7_8", "7/8"), ("auto", _("Auto"))])
 541                         self.scan_ter.feclow = ConfigSelection(default = "auto", choices = [("1_2", "1/2"), ("2_3", "2/3"), ("3_4", "3/4"), ("5_6", "5/6"), ("7_8", "7/8"), ("auto", _("Auto"))])
 542                         self.scan_ter.modulation = ConfigSelection(default = "auto", choices = [("qpsk", "QPSK"), ("qam16", "QAM16"), ("qam64", "QAM64"), ("auto", _("Auto"))])
 543                         self.scan_ter.transmission = ConfigSelection(default = "auto", choices = [("2k", "2K"), ("8k", "8K"), ("auto", _("Auto"))])
 544                         self.scan_ter.guard = ConfigSelection(default = "auto", choices = [("1_32", "1/32"), ("1_16", "1/16"), ("1_8", "1/8"), ("1_4", "1/4"), ("auto", _("Auto"))])
 545                         self.scan_ter.hierarchy = ConfigSelection(default = "auto", choices = [("none", _("None")), ("1", "1"), ("2", "2"), ("4", "4"), ("auto", _("Auto"))])
 546
 547                         self.scan_scansat = {}
 548                         for sat in nimmanager.satList:
 549                                 #print sat[1]
 550                                 self.scan_scansat[sat[0]] = ConfigYesNo(default = False)
 551
 552                         self.scan_satselection = []
 553                         for slot in nimmanager.nim_slots:
 554                                 if slot.isCompatible("DVB-S"):
 555                                         self.scan_satselection.append(getConfigSatlist(int(defaultSat["orbpos"]), self.satList[slot.slot]))
 556                                 else:
 557                                         self.scan_satselection.append(None)
 558
 559                         return True
 560
 561         def keyLeft(self):
 562                 ConfigListScreen.keyLeft(self)
 563                 self.newConfig()
 564
 565         def keyRight(self):
 566                 ConfigListScreen.keyRight(self)
 567                 self.newConfig()
 568
 569         def updateStatus(self):
 570                 print "updatestatus"
 571
 572         fecmap = { "auto": 0,
 573                            "1_2": 1,
 574                            "2_3": 2,
 575                            "3_4": 3,
 576                            "5_6": 4,
 577                            "7_8": 5,
 578                            "8_9": 6,
 579                            "3_5": 7,
 580                            "4_5": 8,
 581                            "9_10": 9,
 582                            "none": 15
 583                            }
 584
 585         def addSatTransponder(self, tlist, frequency, symbol_rate, polarisation, fec, inversion, orbital_position, system, modulation):
 586                 print "Add Sat: frequ: " + str(frequency) + " symbol: " + str(symbol_rate) + " pol: " + str(polarisation) + " fec: " + str(self.fecmap[fec]) + " inversion: " + str(inversion) + " modulation: " + str(modulation) + " system: " + str(system)
 587                 print "orbpos: " + str(orbital_position)
 588                 parm = eDVBFrontendParametersSatellite()
 589                 if modulation == 1:
 590                         parm.modulation = 2 # eDVBFrontendParametersSatellite.Modulation.8PSK
 591                 else:
 592                         parm.modulation = 1 # eDVBFrontendParametersSatellite.Modulation.QPSK
 593                 parm.system = system
 594                 parm.frequency = frequency * 1000
 595                 parm.symbol_rate = symbol_rate * 1000
 596                 parm.polarisation = polarisation
 597                 parm.fec = self.fecmap[fec]
 598                 parm.inversion = inversion
 599                 parm.orbital_position = int(orbital_position)
 600                 tlist.append(parm)
 601
 602         def addCabTransponder(self, tlist, frequency, symbol_rate, modulation, fec, inversion):
 603                 print "Add Cab: frequ: " + str(frequency) + " symbol: " + str(symbol_rate) + " pol: " + str(modulation) + " fec: " + str(fec) + " inversion: " + str(inversion)
 604                 parm = eDVBFrontendParametersCable()
 605                 parm.frequency = frequency * 1000
 606                 parm.symbol_rate = symbol_rate * 1000
 607                 parm.modulation = modulation
 608                 parm.fec = self.fecmap[fec]
 609                 parm.inversion = inversion
 610                 tlist.append(parm)
 611
 612         def addTerTransponder(self, tlist, *args, **kwargs):
 613                 tlist.append(buildTerTransponder(*args, **kwargs))
 614
 615         def keyGo(self):
 616                 tlist = []
 617                 flags = None
 618                 extFlags = True
 619
 620                 startScan = True
 621                 index_to_scan = int(self.scan_nims.value)
 622
 623                 if self.scan_nims == [ ]:
 624                         self.session.open(MessageBox, _("No tuner is enabled!\nPlease setup your tuner settings before you start a service scan."), MessageBox.TYPE_ERROR)
 625                         return
 626
 627                 nim = nimmanager.nim_slots[index_to_scan]
 628                 print "nim", nim.slot
 629                 if nim.isCompatible("DVB-S"):
 630                         print "is compatible with DVB-S"
 631                         if self.scan_type.value == "single_transponder":
 632                                 # these lists are generated for each tuner, so this has work.
 633                                 assert len(self.satList) > index_to_scan
 634                                 assert len(self.scan_satselection) > index_to_scan
 635
 636                                 nimsats = self.satList[index_to_scan]
 637                                 selsatidx = self.scan_satselection[index_to_scan].index
 638
 639                                 # however, the satList itself could be empty. in that case, "index" is 0 (for "None").
 640                                 if len(nimsats):
 641                                         orbpos = nimsats[selsatidx][0]
 642                                         if self.scan_sat.system.value == "dvb-s":
 643                                                 fec = self.scan_sat.fec.value
 644                                         else:
 645                                                 fec = self.scan_sat.fec_s2.value
 646                                         print "add sat transponder"
 647                                         self.addSatTransponder(tlist, self.scan_sat.frequency.value,
 648                                                                 self.scan_sat.symbolrate.value,
 649                                                                 self.scan_sat.polarization.index,
 650                                                                 fec,
 651                                                                 self.scan_sat.inversion.index,
 652                                                                 orbpos,
 653                                                                 self.scan_sat.system.index,
 654                                                                 self.scan_sat.modulation.index)
 655                                 flags = self.scan_networkScan.value and eComponentScan.scanNetworkSearch or 0
 656                                 extFlags = False
 657                         elif self.scan_type.value == "single_satellite":
 658                                 sat = self.satList[index_to_scan][self.scan_satselection[index_to_scan].index]
 659                                 getInitialTransponderList(tlist, sat[0])
 660                         elif self.scan_type.value == "multisat":
 661                                 SatList = nimmanager.getSatListForNim(index_to_scan)
 662                                 for x in self.multiscanlist:
 663                                         if x[1].value:
 664                                                 print "   " + str(x[0])
 665                                                 getInitialTransponderList(tlist, x[0])
 666
 667                 elif nim.isCompatible("DVB-C"):
 668                         if self.scan_typecable.value == "single_transponder":
 669                                 fec = self.scan_cab.fec.value
 670                                 self.addCabTransponder(tlist, self.scan_cab.frequency.value,
 671                                                                                           self.scan_cab.symbolrate.value,
 672                                                                                           self.scan_cab.modulation.index + 1,
 673                                                                                           fec,
 674                                                                                           self.scan_cab.inversion.index)
 675                                 flags = self.scan_networkScan.value and eComponentScan.scanNetworkSearch or 0
 676                                 extFlags = False
 677                         elif self.scan_typecable.value == "complete":
 678                                 if config.Nims[index_to_scan].cable.scan_type.value == "provider":
 679                                         getInitialCableTransponderList(tlist, index_to_scan)
 680                                 else:
 681                                         startScan = False
 682
 683                 elif nim.isCompatible("DVB-T"):
 684                         if self.scan_typeterrestrial.value == "single_transponder":
 685                                 self.addTerTransponder(tlist,
 686                                                 self.scan_ter.frequency.value * 1000,
 687                                                 inversion = self.scan_ter.inversion.index,
 688                                                 bandwidth = self.scan_ter.bandwidth.index,
 689                                                 fechigh = self.scan_ter.fechigh.index,
 690                                                 feclow = self.scan_ter.feclow.index,
 691                                                 modulation = self.scan_ter.modulation.index,
 692                                                 transmission = self.scan_ter.transmission.index,
 693                                                 guard = self.scan_ter.guard.index,
 694                                                 hierarchy = self.scan_ter.hierarchy.index)
 695                                 flags = self.scan_networkScan.value and eComponentScan.scanNetworkSearch or 0
 696                                 extFlags = False
 697                         elif self.scan_typeterrestrial.value == "complete":
 698                                 getInitialTerrestrialTransponderList(tlist, nimmanager.getTerrestrialDescription(index_to_scan))
 699
 700                 if flags is None:
 701                         flags = eComponentScan.scanNetworkSearch
 702
 703                 if extFlags:
 704                         tmp = self.scan_clearallservices.value
 705                         if tmp == "yes":
 706                                 flags |= eComponentScan.scanRemoveServices
 707                         elif tmp == "yes_hold_feeds":
 708                                 flags |= eComponentScan.scanRemoveServices
 709                                 flags |= eComponentScan.scanDontRemoveFeeds
 710
 711                 for x in self["config"].list:
 712                         x[1].save()
 713
 714                 if startScan:
 715                         self.startScan(tlist, flags, index_to_scan)
 716                 else:
 717                         self.flags = flags
 718                         self.feid = index_to_scan
 719                         self.tlist = []
 720                         self.startCableTransponderSearch(self.feid)
 721
 722         def setCableTransponderSearchResult(self, tlist):
 723                 self.tlist = tlist
 724
 725         def cableTransponderSearchFinished(self):
 726                 self.startScan(self.tlist, self.flags, self.feid)
 727
 728         def startScan(self, tlist, flags, feid):
 729                 if len(tlist):
 730                         # flags |= eComponentScan.scanSearchBAT
 731                         self.session.open(ServiceScan, [{"transponders": tlist, "feid": feid, "flags": flags}])
 732                 else:
 733                         self.session.open(MessageBox, _("Nothing to scan!\nPlease setup your tuner settings before you start a service scan."), MessageBox.TYPE_ERROR)
 734
 735         def keyCancel(self):
 736                 for x in self["config"].list:
 737                         x[1].cancel()
 738                 self.close()
 739
 740 class ScanSimple(ConfigListScreen, Screen, CableTransponderSearchSupport):
 741         def getNetworksForNim(self, nim):
 742                 if nim.isCompatible("DVB-S"):
 743                         networks = nimmanager.getSatListForNim(nim.slot)
 744 # the original code took "loopthrough" etc. into account. Do we need this?
 745 #                       if nimmanager.getNimConfigMode(1) in ["loopthrough", "satposdepends", "equal", "nothing"]:
 746 #                               return False
 747 #                       sec = eDVBSatelliteEquipmentControl.getInstance()
 748 #                       if sec is not None:
 749 #                               exclusive_satellites = sec.get_exclusive_satellites(0,1)
 750 #                               if len(exclusive_satellites) == 2:
 751 #                                       return False
 752 #                               idx = exclusive_satellites[0]+1
 753 #                               exclusive_nim_sats = exclusive_satellites[idx+1:idx+1+exclusive_satellites[idx]]
 754 #                               if len(exclusive_nim_sats):
 755 #                                       return True
 756                 elif not nim.empty:
 757                         networks = [ nim.type ] # "DVB-C" or "DVB-T". TODO: seperate networks for different C/T tuners, if we want to support that.
 758                 else:
 759                         # empty tuners provide no networks.
 760                         networks = [ ]
 761                 return networks
 762
 763         def __init__(self, session):
 764                 Screen.__init__(self, session)
 765
 766                 self["actions"] = ActionMap(["SetupActions"],
 767                 {
 768                         "ok": self.keyGo,
 769                         "cancel": self.keyCancel,
 770                 }, -2)
 771
 772                 self.list = []
 773                 tlist = []
 774
 775                 known_networks = [ ]
 776                 nims_to_scan = [ ]
 777
 778                 for nim in nimmanager.nim_slots:
 779                         # collect networks provided by this tuner
 780
 781                         need_scan = False
 782                         networks = self.getNetworksForNim(nim)
 783
 784                         print "nim %d provides" % nim.slot, networks
 785                         print "known:", known_networks
 786
 787                         # we only need to scan on the first tuner which provides a network.
 788                         # this gives the first tuner for each network priority for scanning.
 789                         for x in networks:
 790                                 if x not in known_networks:
 791                                         need_scan = True
 792                                         print x, "not in ", known_networks
 793                                         known_networks.append(x)
 794
 795                         if need_scan:
 796                                 nims_to_scan.append(nim)
 797
 798                 # we save the config elements to use them on keyGo
 799                 self.nim_enable = [ ]
 800
 801                 if len(nims_to_scan):
 802                         self.scan_clearallservices = ConfigSelection(default = "yes", choices = [("no", _("no")), ("yes", _("yes")), ("yes_hold_feeds", _("yes (keep feeds)"))])
 803                         self.list.append(getConfigListEntry(_("Clear before scan"), self.scan_clearallservices))
 804
 805                         for nim in nims_to_scan:
 806                                 nimconfig = ConfigYesNo(default = True)
 807                                 nimconfig.nim_index = nim.slot
 808                                 self.nim_enable.append(nimconfig)
 809                                 self.list.append(getConfigListEntry(_("Scan ") + nim.slot_name + " (" + nim.friendly_type + ")", nimconfig))
 810
 811                 ConfigListScreen.__init__(self, self.list)
 812                 self["header"] = Label(_("Automatic Scan"))
 813                 self["footer"] = Label(_("Press OK to scan"))
 814
 815         def run(self):
 816                 self.keyGo()
 817
 818         def keyGo(self):
 819                 self.scanList = []
 820                 self.known_networks = set()
 821                 self.nim_iter=0
 822                 self.buildTransponderList()
 823
 824         def buildTransponderList(self): # this method is called multiple times because of asynchronous stuff
 825                 APPEND_NOW = 0
 826                 SEARCH_CABLE_TRANSPONDERS = 1
 827                 action = APPEND_NOW
 828
 829                 skip = self.nim_iter
 830                 self.nim_iter = 0
 831
 832                 for n in self.nim_enable:
 833                         self.nim_iter += 1
 834                         if skip > 0:
 835                                 skip -= 1
 836                         elif n.value: # check if nim is enabled
 837                                 flags = 0
 838                                 nim = nimmanager.nim_slots[n.nim_index]
 839                                 networks = set(self.getNetworksForNim(nim))
 840
 841                                 # don't scan anything twice
 842                                 networks.discard(self.known_networks)
 843
 844                                 tlist = [ ]
 845                                 if nim.isCompatible("DVB-S"):
 846                                         # get initial transponders for each satellite to be scanned
 847                                         for sat in networks:
 848                                                 getInitialTransponderList(tlist, sat[0])
 849                                 elif nim.isCompatible("DVB-C"):
 850                                         if config.Nims[nim.slot].cable.scan_type.value == "provider":
 851                                                 getInitialCableTransponderList(tlist, nim.slot)
 852                                         else:
 853                                                 action = SEARCH_CABLE_TRANSPONDERS
 854                                 elif nim.isCompatible("DVB-T"):
 855                                         getInitialTerrestrialTransponderList(tlist, nimmanager.getTerrestrialDescription(nim.slot))
 856                                 else:
 857                                         assert False
 858
 859                                 flags |= eComponentScan.scanNetworkSearch
 860                                 tmp = self.scan_clearallservices.value
 861                                 if tmp == "yes":
 862                                         flags |= eComponentScan.scanRemoveServices
 863                                 elif tmp == "yes_hold_feeds":
 864                                         flags |= eComponentScan.scanRemoveServices
 865                                         flags |= eComponentScan.scanDontRemoveFeeds
 866
 867                                 if action == APPEND_NOW:
 868                                         self.scanList.append({"transponders": tlist, "feid": nim.slot, "flags": flags})
 869                                 elif action == SEARCH_CABLE_TRANSPONDERS:
 870                                         self.flags = flags
 871                                         self.feid = nim.slot
 872                                         self.startCableTransponderSearch(nim.slot)
 873                                         return
 874                                 else:
 875                                         assert False
 876                 self.startScan(self.scanList)
 877
 878         def startScan(self, scanList):
 879                 if len(scanList):
 880                         self.session.openWithCallback(self.doNothing, ServiceScan, scanList = scanList)
 881                 else:
 882                         self.session.open(MessageBox, _("Nothing to scan!\nPlease setup your tuner settings before you start a service scan."), MessageBox.TYPE_ERROR)
 883
 884         def setCableTransponderSearchResult(self, tlist):
 885                 self.scanList.append({"transponders": tlist, "feid": self.feid, "flags": self.flags})
 886
 887         def cableTransponderSearchFinished(self):
 888                 self.buildTransponderList()
 889
 890         def doNothing(self):
 891                 pass
 892
 893         def keyCancel(self):
 894                 self.close()
 895
 896         def Satexists(self, tlist, pos):
 897                 for x in tlist:
 898                         if x == pos:
 899                                 return 1
 900                 return 0
 901