def get_one(self, tile):
filename = self.tilelayout.filename(tile.tilecoord)
if os.path.isfile(filename):
return self._get_one(tile, filename)
else:
if tile.content_type:
tileformat = TileFormat.from_content_type(tile.content_type)
elif self.content_type:
tileformat = TileFormat.from_content_type(self.content_type)
else:
tileformat = TileFormat()
filename = filename + tileformat.ext
if os.path.isfile(filename):
tile.content_type = tileformat.content_type
return self._get_one(tile, filename)
else:
# filenames = map(lambda ext: filename + ext, tileformat.extentions)
# for filename in filenames:
for ext in tileformat.extentions:
filename2 = filename + ext
if os.path.isfile(filename2):
tileformat = TileFormat.from_extention(ext)
tile.content_type = tileformat.content_type
tile = self._get_one(tile, filename2)
if tile is not None:
return tile
return None
