lib/python/Screens/PluginBrowser.py

   1 from Screen import Screen
   2
   3 from enigma import eConsoleAppContainer
   4
   5 from Components.ActionMap import ActionMap
   6 from Components.PluginComponent import plugins
   7 from Components.PluginList import *
   8 from Components.Label import Label
   9 from Screens.MessageBox import MessageBox
  10 from Screens.Console import Console
  11 from Plugins.Plugin import PluginDescriptor
  12 from Tools.Directories import resolveFilename, SCOPE_PLUGINS, SCOPE_SKIN_IMAGE
  13 from Tools.LoadPixmap import LoadPixmap
  14
  15
  16 class PluginBrowser(Screen):
  17         def __init__(self, session):
  18                 Screen.__init__(self, session)
  19
  20                 self["red"] = Label(_("Remove Plugins"))
  21                 self["green"] = Label(_("Download Plugins"))
  22
  23                 self.list = []
  24                 self["list"] = PluginList(self.list)
  25                 self.updateList()
  26
  27                 self["actions"] = ActionMap(["WizardActions", "ColorActions"],
  28                 {
  29                         "ok": self.save,
  30                         "back": self.close,
  31                         "red": self.delete,
  32                         "green": self.download
  33                 })
  34                 self.onExecBegin.append(self.checkWarnings)
  35
  36         def checkWarnings(self):
  37                 if len(plugins.warnings):
  38                         text = _("Some plugins are not available:\n")
  39                         for (pluginname, error) in plugins.warnings:
  40                                 text += _("%s (%s)\n") % (pluginname, error)
  41                         plugins.resetWarnings()
  42                         self.session.open(MessageBox, text = text, type = MessageBox.TYPE_WARNING)
  43
  44         def save(self):
  45                 #self.close()
  46                 self.run()
  47
  48         def run(self):
  49                 plugin = self["list"].l.getCurrentSelection()[0]
  50
  51                 plugin(session=self.session)
  52
  53         def updateList(self):
  54                 self.list = [ ]
  55                 self.pluginlist = plugins.getPlugins(PluginDescriptor.WHERE_PLUGINMENU)
  56                 for plugin in self.pluginlist:
  57                         self.list.append(PluginEntryComponent(plugin))
  58
  59                 self["list"].l.setList(self.list)
  60
  61         def delete(self):
  62                 self.session.openWithCallback(self.updateList, PluginDownloadBrowser, PluginDownloadBrowser.REMOVE)
  63
  64         def download(self):
  65                 self.session.openWithCallback(self.updateList, PluginDownloadBrowser, PluginDownloadBrowser.DOWNLOAD)
  66
  67 class PluginDownloadBrowser(Screen):
  68         DOWNLOAD = 0
  69         REMOVE = 1
  70
  71         def __init__(self, session, type):
  72                 Screen.__init__(self, session)
  73
  74                 self.type = type
  75
  76                 self.container = eConsoleAppContainer()
  77                 self.container.appClosed.get().append(self.runFinished)
  78                 self.container.dataAvail.get().append(self.dataAvail)
  79                 self.onLayoutFinish.append(self.startRun)
  80                 self.onShown.append(self.setWindowTitle)
  81
  82                 self.list = []
  83                 self["list"] = PluginList(self.list)
  84                 self.pluginlist = []
  85                 self.expanded = []
  86                 self.installedplugins = []
  87
  88                 if self.type == self.DOWNLOAD:
  89                         self["text"] = Label(_("Downloading plugin information. Please wait..."))
  90                 elif self.type == self.REMOVE:
  91                         self["text"] = Label(_("Getting plugin information. Please wait..."))
  92
  93                 self.run = 0
  94
  95                 self.remainingdata = ""
  96
  97                 self["actions"] = ActionMap(["WizardActions"],
  98                 {
  99                         "ok": self.go,
 100                         "back": self.close,
 101                 })
 102
 103         def go(self):
 104                 sel = self["list"].l.getCurrentSelection()
 105
 106                 if sel is None:
 107                         return
 108
 109                 if type(sel[0]) is str: # category
 110                         if sel[0] in self.expanded:
 111                                 self.expanded.remove(sel[0])
 112                         else:
 113                                 self.expanded.append(sel[0])
 114                         self.updateList()
 115                 else:
 116                         if self.type == self.DOWNLOAD:
 117                                 self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to download\nthe plugin \"%s\"?") % sel[0].name)
 118                         elif self.type == self.REMOVE:
 119                                 self.session.openWithCallback(self.runInstall, MessageBox, _("Do you really want to REMOVE\nthe plugin \"%s\"?") % sel[0].name)
 120
 121         def runInstall(self, val):
 122                 if val:
 123                         if self.type == self.DOWNLOAD:
 124                                 self.session.openWithCallback(self.installFinished, Console, cmdlist = ["ipkg install " + "enigma2-plugin-" + self["list"].l.getCurrentSelection()[0].name])
 125                         elif self.type == self.REMOVE:
 126                                 self.session.openWithCallback(self.installFinished, Console, cmdlist = ["ipkg remove " + "enigma2-plugin-" + self["list"].l.getCurrentSelection()[0].name])
 127
 128         def setWindowTitle(self):
 129                 if self.type == self.DOWNLOAD:
 130                         self.setTitle(_("Downloadable new plugins"))
 131                 elif self.type == self.REMOVE:
 132                         self.setTitle(_("Remove plugins"))
 133
 134         def startRun(self):
 135                 self["list"].instance.hide()
 136                 if self.type == self.DOWNLOAD:
 137                         self.container.execute("ipkg update")
 138                 elif self.type == self.REMOVE:
 139                         self.run = 1
 140                         self.container.execute("ipkg list_installed enigma2-plugin-*")
 141
 142         def installFinished(self):
 143                 plugins.readPluginList(resolveFilename(SCOPE_PLUGINS))
 144                 self.container.appClosed.get().remove(self.runFinished)
 145                 self.container.dataAvail.get().remove(self.dataAvail)
 146                 self.close()
 147
 148         def runFinished(self, retval):
 149                 self.remainingdata = ""
 150                 if self.run == 0:
 151                         self.run = 1
 152                         if self.type == self.DOWNLOAD:
 153                                 self.container.execute("ipkg list_installed enigma2-plugin-*")
 154                 elif self.run == 1 and self.type == self.DOWNLOAD:
 155                         self.run = 2
 156                         self.container.execute("ipkg list enigma2-plugin-*")
 157                 else:
 158                         if len(self.pluginlist) > 0:
 159                                 self.updateList()
 160                                 self["list"].instance.show()
 161                         else:
 162                                 self["text"].setText("No new plugins found")
 163
 164         def dataAvail(self, str):
 165                 #prepend any remaining data from the previous call
 166                 str = self.remainingdata + str
 167                 #split in lines
 168                 lines = str.split('\n')
 169                 #'str' should end with '\n', so when splitting, the last line should be empty. If this is not the case, we received an incomplete line
 170                 if len(lines[-1]):
 171                         #remember this data for next time
 172                         self.remainingdata = lines[-1]
 173                         lines = lines[0:-1]
 174                 else:
 175                         self.remainingdata = ""
 176
 177                 for x in lines:
 178                         plugin = x.split(" - ")
 179                         if len(plugin) == 3:
 180                                 if self.run == 1 and self.type == self.DOWNLOAD:
 181                                         self.installedplugins.append(plugin[0])
 182                                 else:
 183                                         if plugin[0] not in self.installedplugins:
 184                                                 plugin.append(plugin[0][15:])
 185
 186                                                 self.pluginlist.append(plugin)
 187
 188         def updateList(self):
 189                 self.list = []
 190                 expandableIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/expandable-plugins.png"))
 191                 expandedIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/expanded-plugins.png"))
 192                 verticallineIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "skin_default/verticalline-plugins.png"))
 193
 194                 self.plugins = {}
 195                 for x in self.pluginlist:
 196                         split = x[3].split('-')
 197                         if len(split) < 2:
 198                                 continue
 199                         if not self.plugins.has_key(split[0]):
 200                                 self.plugins[split[0]] = []
 201
 202                         self.plugins[split[0]].append((PluginDescriptor(name = x[3], description = x[2], icon = verticallineIcon), split[1]))
 203
 204                 for x in self.plugins.keys():
 205                         if x in self.expanded:
 206                                 self.list.append(PluginCategoryComponent(x, expandedIcon))
 207                                 for plugin in self.plugins[x]:
 208                                         self.list.append(PluginDownloadComponent(plugin[0], plugin[1]))
 209                         else:
 210                                 self.list.append(PluginCategoryComponent(x, expandableIcon))
 211                 self["list"].l.setList(self.list)
 212