save supposed afterEvent config in class Job member (fixes #394 DVDBurn shutdown...

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

diff --git a/lib/python/Components/Task.py b/lib/python/Components/Task.py
index df94f8a6b9e1c880b7fea54236fe73ea2e2705be..2e4e757de86525bdc2054d3535d8263d43f32de9 100644 (file)
--- a/lib/python/Components/Task.py
+++ b/lib/python/Components/Task.py
@@ -16,6 +16,7 @@ class Job(object):
                self.end = 100
                self.__progress = 0
                self.weightScale = 1
+               self.afterEvent = None
 
                self.state_changed = CList()
 
@@ -370,12 +371,20 @@ class DiskspacePrecondition(Condition):
 class ToolExistsPrecondition(Condition):
        def check(self, task):
                import os
+               
                if task.cmd[0]=='/':
-                       realpath = task.cmd
+                       self.realpath = task.cmd
+                       print "[Task.py][ToolExistsPrecondition] WARNING: usage of absolute paths for tasks should be avoided!" 
+                       return os.access(self.realpath, os.X_OK)
                else:
-                       realpath = task.cwd + '/' + task.cmd
-               self.realpath = realpath
-               return os.access(realpath, os.X_OK)
+                       self.realpath = task.cmd
+                       path = os.environ.get('PATH', '').split(os.pathsep)
+                       path.append(task.cwd + '/')
+                       absolutes = filter(lambda file: os.access(file, os.X_OK), map(lambda directory, file = task.cmd: os.path.join(directory, file), path))
+                       if len(absolutes) > 0:
+                               self.realpath = task.cmd[0]
+                               return True
+               return False 
 
        def getErrorMessage(self, task):
                return _("A required tool (%s) was not found.") % (self.realpath)