lib/python/Components/PluginComponent.py

   1 import os
   2
   3 from Tools.Directories import *
   4 from Screens.Menu import menuupdater
   5
   6 class PluginComponent:
   7         def __init__(self):
   8                 self.plugins = []
   9                 self.setPluginPrefix("Plugins.")
  10                 self.menuEntries = []
  11
  12         def setPluginPrefix(self, prefix):
  13                 self.prefix = prefix
  14
  15         def getPluginList(self, runAutostartPlugins=False, runAutoendPlugins=False):
  16                 list = []
  17                 dir = os.listdir(resolveFilename(SCOPE_PLUGINS))
  18                 self.menuDelete()
  19                 self.menuEntries = []
  20
  21                 for x in dir:
  22                         path = resolveFilename(SCOPE_PLUGINS, x) + "/"
  23                         #try:
  24                         if os.path.exists(path):
  25                                 if fileExists(path + "plugin.py"):
  26                                         pluginmodule = self.prefix + x + ".plugin"
  27                                         print "trying to import " + pluginmodule
  28                                         exec "import " + pluginmodule
  29                                         plugin = eval(pluginmodule)
  30                                         picturepaths = plugin.getPicturePaths()
  31                                         plugins = plugin.getPlugins()
  32                                         try:
  33                                                 for menuEntry in plugin.getMenuRegistrationList():
  34                                                         self.menuEntries.append([menuEntry, pluginmodule])
  35                                         except:
  36                                                 pass
  37
  38                                         for y in range(len(plugins)):
  39                                                 list.append((path + picturepaths[y], plugins[y][0] , x, plugins[y][1], plugins[y][2]))
  40                                         if runAutostartPlugins:
  41                                                 try: plugin.autostart()
  42                                                 except: pass
  43                                         if runAutoendPlugins:
  44                                                 try: plugin.autoend()
  45                                                 except: pass
  46
  47                         #except:
  48                         #       print "Directory", path, "contains a faulty plugin"
  49                 self.menuUpdate()
  50                 return list
  51
  52         def menuDelete(self):
  53                 for menuEntry in self.menuEntries:
  54                         menuupdater.delMenuItem(menuEntry[0][0], menuEntry[0][2], menuEntry[1], menuEntry[0][3])
  55
  56         def menuUpdate(self):
  57                 for menuEntry in self.menuEntries:
  58                         menuupdater.addMenuItem(menuEntry[0][0], menuEntry[0][2], menuEntry[1], menuEntry[0][3])
  59
  60         def runPlugin(self, plugin, session):
  61                 #try:
  62                         exec("import " + self.prefix + plugin[2] + ".plugin")
  63                         print self.prefix + plugin[2] + ".plugin." + plugin[4]
  64                         if plugin[3] == "screen":
  65                                 session.open(eval(self.prefix + plugin[2] + ".plugin." + plugin[4]))
  66                         elif plugin[3] == "function":
  67                                 eval(self.prefix + plugin[2] + ".plugin." + plugin[4])(session)
  68                 #except:
  69                         #print "exec of plugin failed!"
  70
  71 plugins = PluginComponent()