Merge pull request #434 from Xon/master

Permit overviewer to keep running even if the chunk the spawn is in is corrupt.

overviewer_core/world.py

@@ -209,9 +209,9 @@ class World(object):
         chunkX = spawnX/16
         chunkY = spawnZ/16
 
+        try:
             ## The filename of this chunk
             chunkFile = self.get_region_path(chunkX, chunkY)
-        
             if chunkFile is not None:
                 data = nbt.load_from_region(chunkFile, chunkX, chunkY)[1]
                 if data is not None:
@@ -227,7 +227,9 @@ class World(object):
                         spawnY += 1
                         if spawnY == 128:
                             break
-
+        except ChunkCorrupt:
+            #ignore corrupt spawn, and continue
+            pass
         self.POI.append( dict(x=spawnX, y=spawnY, z=spawnZ, 
                 msg="Spawn", type="spawn", chunk=(chunkX, chunkY)))
         self.spawn = (spawnX, spawnY, spawnZ)