OpenSlides/openslides/agenda/serializers.py

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from openslides.utils.rest_api import JSONField, ModelSerializer, RelatedField
from .models import Item, ListOfSpeakers, Speaker
class SpeakerSerializer(ModelSerializer):
"""
Serializer for agenda.models.Speaker objects.
"""
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class Meta:
model = Speaker
fields = ("id", "user", "begin_time", "end_time", "weight", "marked")
class RelatedItemRelatedField(RelatedField):
"""
A custom field to use for the content_object generic relationship.
"""
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def to_representation(self, value):
"""
Returns info concerning the related object extracted from the api URL
of this object.
"""
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return {"collection": value.get_collection_string(), "id": value.get_rest_pk()}
class ItemSerializer(ModelSerializer):
"""
Serializer for agenda.models.Item objects.
"""
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content_object = RelatedItemRelatedField(read_only=True)
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title_information = JSONField(read_only=True)
class Meta:
model = Item
fields = (
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"id",
"item_number",
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"title_information",
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"comment",
"closed",
"type",
"is_internal",
"is_hidden",
"duration",
"content_object",
"weight",
"parent",
"level",
"tags",
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)
class ListOfSpeakersSerializer(ModelSerializer):
"""
Serializer for agenda.models.Item objects.
"""
content_object = RelatedItemRelatedField(read_only=True)
speakers = SpeakerSerializer(many=True, read_only=True)
title_information = JSONField(read_only=True)
class Meta:
model = ListOfSpeakers
fields = ("id", "title_information", "speakers", "closed", "content_object")
read_only_fields = ("id", "title_information", "speakers", "content_object")