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nicer json encoding for geojson

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This commit is contained in:
Laura Klünder 2016-09-20 16:17:12 +02:00
parent f0eec51d45
commit b69dff708e
1 changed files with 6 additions and 3 deletions
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9
src/c3nav/mapdata/utils.py
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@ -2,17 +2,20 @@ import json
from collections import OrderedDict
def _preencode(data, magic_marker):
def _preencode(data, magic_marker, in_coords=False):
if isinstance(data, dict):
data = data.copy()
for name, value in tuple(data.items()):
if name in ('bounds', ):
data[name] = magic_marker+json.dumps(value)+magic_marker
else:
data[name] = _preencode(value, magic_marker)
data[name] = _preencode(value, magic_marker, in_coords=(name == 'coordinates'))
return data
elif isinstance(data, (tuple, list)):
return tuple(_preencode(value, magic_marker) for value in data)
if in_coords and len(data) == 2 and isinstance(data[0], (int, float)) and isinstance(data[1], (int, float)):
return magic_marker+json.dumps(data)+magic_marker
else:
return tuple(_preencode(value, magic_marker, in_coords) for value in data)
else:
return data