new plugin interface

[enigma2.git] / lib / python / Components / PluginComponent.py

diff --git a/lib/python/Components/PluginComponent.py b/lib/python/Components/PluginComponent.py
index f1a0a95ad79544f655dc1006f3182dac2ca7cb30..cfdbc4d0d00a643b3026b9e5be86d451324ba782 100644 (file)
--- a/lib/python/Components/PluginComponent.py
+++ b/lib/python/Components/PluginComponent.py
@@ -1,36 +1,59 @@
 import os
 
 from Tools.Directories import *
-#import Plugins
+
+def my_import(name):
+       mod = __import__(name)
+       components = name.split('.')
+       for comp in components[1:]:
+               mod = getattr(mod, comp)
+       return mod
 
 class PluginComponent:
        def __init__(self):
-               self.plugins = []
+               self.plugins = {}
                self.setPluginPrefix("Plugins.")
                
        def setPluginPrefix(self, prefix):
                self.prefix = prefix
 
-       def getPluginList(self):
-               list = []
-               dir = os.listdir("/usr/lib/enigma2/python/Plugins/")
-               for x in dir:
-                       if x[-3:] == ".py" and x[:-3] != "__init__":
-                               #try:
-                               print "trying to import " + self.prefix + x[:-3]
-                               exec "import " + self.prefix + x[:-3]
-                               picturepath = eval(self.prefix + x[:-3]).getPicturePath()
-                               pluginname = eval(self.prefix + x[:-3]).getPluginName()
-                               list.append((picturepath, pluginname , x[:-3]))
-                               #except:
-                                       #print "Failed to open module - wrong plugin!"
-               return list
-       
-       def runPlugin(self, plugin, session):
-               try:
-                       exec "import " + self.prefix + plugin[2]
-                       eval(self.prefix + plugin[2]).main(session)
-               except:
-                       print "exec of plugin failed!"
+       def readPluginList(self, runAutostartPlugins=False, runAutoendPlugins=False):
+               """enumerates plugins"""
+
+               directories = os.listdir(resolveFilename(SCOPE_PLUGINS))
+               
+               for x in directories:
+                       path = resolveFilename(SCOPE_PLUGINS, x) + "/"
+                       if os.path.exists(path):
+                               if fileExists(path + "plugin.py"):
+                                       plugin = my_import('.'.join(("Plugins", x, "plugin")))
+                                       
+                                       if not plugin.__dict__.has_key("Plugins"):
+                                               print "Plugin %s doesn't have 'Plugin'-call." % (x)
+                                               continue
+                                       
+                                       print "plugin", plugin
+                                       plugins = plugin.Plugins()
+                                       
+                                       # allow single entry not to be a list
+                                       if type(plugins) is not list:
+                                               plugins = [ plugins ]
+                                       
+                                       for p in plugins:
+                                               print "imported plugin %s" % (p.name)
+                                               
+                                               for x in p.where:
+                                                       self.plugins.setdefault(x, []).append(p)
+
+       def getPlugins(self, where):
+               """Get list of plugins in a specific category"""
+               
+               if type(where) is not list:
+                       where = [ where ]
+               res = [ ]
+               for x in where:
+                       for p in self.plugins.get(x, [ ]):
+                               res.append(p)
+               return res
 
 plugins = PluginComponent()