lib/python/Plugins/Extensions/MediaScanner/plugin.py

   1 from Plugins.Plugin import PluginDescriptor
   2 from Components.Scanner import scanDevice
   3 from Screens.InfoBar import InfoBar
   4
   5 def execute(option):
   6         print "execute", option
   7         if option is None:
   8                 return
   9
  10         (_, scanner, files, session) = option
  11         scanner.open(files, session)
  12
  13 def mountpoint_choosen(option):
  14         if option is None:
  15                 return
  16
  17         from Screens.ChoiceBox import ChoiceBox
  18
  19         (description, mountpoint, session) = option
  20         res = scanDevice(mountpoint)
  21
  22         list = [ (r.description, r, res[r], session) for r in res ]
  23
  24         if list == [ ]:
  25                 print "nothing found"
  26                 from Screens.MessageBox import MessageBox
  27                 session.open(MessageBox, "No displayable files on this medium found!", MessageBox.TYPE_ERROR)
  28                 return
  29
  30         session.openWithCallback(execute, ChoiceBox,
  31                 title = "The following files were found...",
  32                 list = list)
  33
  34 def scan(session):
  35         from Screens.ChoiceBox import ChoiceBox
  36
  37         from Components.Harddisk import harddiskmanager
  38
  39         parts = [ (r.description, r.mountpoint, session) for r in harddiskmanager.getMountedPartitions(onlyhotplug = False)]
  40         if len(parts):
  41                 session.openWithCallback(mountpoint_choosen, ChoiceBox, title = _("Please Select Medium to be Scanned"), list = parts)
  42
  43 def main(session, **kwargs):
  44         scan(session)
  45
  46 def menuEntry(*args):
  47         mountpoint_choosen(args)
  48
  49 from Components.Harddisk import harddiskmanager
  50
  51 def menuHook(menuid):
  52         if menuid != "mainmenu":
  53                 return [ ]
  54
  55         from Tools.BoundFunction import boundFunction
  56         return [(("%s (files)") % r.description, boundFunction(menuEntry, r.description, r.mountpoint), "hotplug_%s" % r.mountpoint, None) for r in harddiskmanager.getMountedPartitions(onlyhotplug = True)]
  57
  58 global_session = None
  59
  60 def partitionListChanged(action, device):
  61         if InfoBar.instance:
  62                 if InfoBar.instance.execing:
  63                         if action == 'add' and device.is_hotplug:
  64                                 print "mountpoint", device.mountpoint
  65                                 print "description", device.description
  66                                 print "force_mounted", device.force_mounted
  67                                 mountpoint_choosen((device.description, device.mountpoint, global_session))
  68                 else:
  69                         print "main infobar is not execing... so we ignore hotplug event!"
  70         else:
  71                         print "hotplug event.. but no infobar"
  72
  73 def sessionstart(reason, session):
  74         global global_session
  75         global_session = session
  76
  77 def autostart(reason, **kwargs):
  78         global global_session
  79         if reason == 0:
  80                 harddiskmanager.on_partition_list_change.append(partitionListChanged)
  81         elif reason == 1:
  82                 harddiskmanager.on_partition_list_change.remove(partitionListChanged)
  83                 global_session = None
  84
  85 def Plugins(**kwargs):
  86         return [
  87                 PluginDescriptor(name="MediaScanner", description="Scan Files...", where = PluginDescriptor.WHERE_PLUGINMENU, fnc=main),
  88 #               PluginDescriptor(where = PluginDescriptor.WHERE_MENU, fnc=menuHook),
  89                 PluginDescriptor(where = PluginDescriptor.WHERE_SESSIONSTART, fnc = sessionstart),
  90                 PluginDescriptor(where = PluginDescriptor.WHERE_AUTOSTART, fnc = autostart)
  91                 ]