from rest_framework import serializers
|
import json
|
|
class TagsField(serializers.JSONField):
|
def to_representation(self, tags):
|
return [t for t in tags.split(" ") if t != ""]
|
|
def to_internal_value(self, tags):
|
return " ".join([t.strip() for t in tags])
|
|
def parse_tags_input(tags):
|
if tags is None:
|
return []
|
|
if isinstance(tags, str):
|
try:
|
r = json.loads(tags)
|
if isinstance(r, list):
|
return r
|
else:
|
raise Exception("Invalid tags string")
|
except:
|
return []
|
elif isinstance(tags, list):
|
return list(map(str, tags))
|
else:
|
return []
|
