53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
from openslides.utils.rest_api import Field, ModelSerializer, ValidationError
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from .models import ChatMessage, Projector, Tag
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class JSONSerializerField(Field):
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"""
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Serializer for projector's JSONField.
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"""
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def to_internal_value(self, data):
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"""
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Checks that data is a dictionary. The key is a hex UUID and the
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value is a dictionary with must have a key 'name'.
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"""
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if type(data) is not dict:
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raise ValidationError({'detail': 'Data must be a dictionary.'})
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for element in data.values():
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if type(element) is not dict:
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raise ValidationError({'detail': 'Data must be a dictionary.'})
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elif element.get('name') is None:
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raise ValidationError({'detail': "Every dictionary must have a key 'name'."})
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return data
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class ProjectorSerializer(ModelSerializer):
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"""
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Serializer for core.models.Projector objects.
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"""
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config = JSONSerializerField(write_only=True)
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class Meta:
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model = Projector
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fields = ('id', 'config', 'elements', 'scale', 'scroll', 'width', 'height',)
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class TagSerializer(ModelSerializer):
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"""
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Serializer for core.models.Tag objects.
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"""
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class Meta:
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model = Tag
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fields = ('id', 'name', )
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class ChatMessageSerializer(ModelSerializer):
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"""
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Serializer for core.models.ChatMessage objects.
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"""
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class Meta:
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model = ChatMessage
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fields = ('id', 'message', 'timestamp', 'user', )
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read_only_fields = ('user', )
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