Files
Notfellchen/src/fellchensammlung/api/renderers.py

34 lines
977 B
Python

from rest_framework.renderers import BaseRenderer
import json
class GeoJSONRenderer(BaseRenderer):
media_type = 'application/json'
format = 'geojson'
charset = 'utf-8'
def render(self, data, accepted_media_type=None, renderer_context=None):
features = []
for item in data:
coords = item["coordinates"]
if coords:
feature = {
"type": "Feature",
"geometry": {
"type": "Point",
"coordinates": coords
},
"properties": {
k: v for k, v in item.items()
},
"id": f"{item['id']}"
}
features.append(feature)
geojson = {
"type": "FeatureCollection",
"generator": "notfellchen",
"features": features
}
return json.dumps(geojson)