Create RegionSets via the World object

overviewer_core/configParser.py

@@ -263,10 +263,6 @@ class MultiWorldParser(object):
 
     def validate(self):
 
-        # first validate the world dict
-        for worldname in self.world:
-            if not os.path.exists(self.world[worldname]):
-                raise Exception("%r does not exist for %s" % (self.world[worldname], worldname))
 
         origs = dict()
 

overviewer_core/settingsDefinition.py

@@ -18,6 +18,7 @@ from settingsValidators import *
 
 render = {
     "worldname": dict(required=True, validator=validateWorldPath, save_orig=True),
+    "dimension": dict(required=False, validator=validateDimension, default="default"),
     "title": dict(required=True, validator=validateStr),
     "rendermode": dict(required=False, validator=validateRenderMode),
     "northdirection": dict(required=False, validator=validateNorthDirection),

overviewer_core/settingsValidators.py

@@ -9,7 +9,10 @@ def validateWorldPath(name, **kwargs):
     world = kwargs.get('world', dict())
     if name not in world.keys():
         raise ValidationException("bad world name")
-    return os.path.abspath(world[name])
+    abs_path = os.path.abspath(world[name])
+    if not os.path.exists(os.path.join(abs_path, "level.dat")):
+        raise ValidationException("No level.dat file in %r.  Check the path for world %r" % (abs_path, name))
+    return abs_path
 
 
 def validateRenderMode(mode, **kwargs):
@@ -94,3 +97,9 @@ def validateInt(i, **kwargs):
 
 def validateStr(s, **kwargs):
     return str(s)
+
+def validateDimension(d, **kwargs):
+    if d in ["nether", "overworld", "end", "default"]:
+        return d
+    raise ValidationException("%r is not a valid dimension" % d)
+

overviewer_core/world.py

@@ -138,7 +138,7 @@ class World(object):
             mcrs = filter(lambda x: x.endswith(".mcr"), files)
             if mcrs:
                 # construct a regionset object for this
-                rset = RegionSet(self, root)
+                rset = RegionSet(root)
                 if root == os.path.join(self.worlddir, "region"):
                     self.regionsets.insert(0, rset)
                 else: