78 lines
2.2 KiB
Python
78 lines
2.2 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Serializers for the Duck Booking Tool API
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"""
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from django.core.exceptions import ImproperlyConfigured
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from rest_framework import serializers
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from booking.models import Duck, Competence, DuckCompetence
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class NamespacedSerializer(serializers.HyperlinkedModelSerializer):
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"""
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HyperlinkedModelSerializer with URL namespace support
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"""
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def __init__(self, *args, **kwargs):
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if not hasattr(self, 'Meta') \
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or not hasattr(self.Meta, 'url_namespace') \
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or self.Meta.url_namespace is None \
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or self.Meta.url_namespace == '':
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raise ImproperlyConfigured("namespace must be set!")
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self.url_namespace = self.Meta.url_namespace
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self.url_namespace = kwargs.pop('url_namespace',
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self.url_namespace)
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if not self.url_namespace.endswith(':'):
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self.url_namespace += ':'
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super(NamespacedSerializer, self).__init__(*args, **kwargs)
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def build_url_field(self, field_name, model_class):
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field_class, field_kwargs = super(NamespacedSerializer, self) \
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.build_url_field(field_name,
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model_class)
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view_name = field_kwargs.get('view_name')
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if not view_name.startswith(self.url_namespace):
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field_kwargs['view_name'] = self.url_namespace + view_name
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return field_class, field_kwargs
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class CompetenceSerializer(NamespacedSerializer):
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"""
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Serializer for Competence objects
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"""
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class Meta:
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url_namespace = 'api'
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model = Competence
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fields = ('url', 'name',)
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class DuckCompetenceSerializer(NamespacedSerializer):
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"""
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Serializer for DuckCompetence objects
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"""
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comp = CompetenceSerializer()
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class Meta:
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url_namespace = 'api'
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model = DuckCompetence
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fields = ('comp', 'up_minutes', 'down_minutes',)
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class DuckSerializer(NamespacedSerializer):
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"""
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Serializer for Duck objects
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"""
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competences = DuckCompetenceSerializer(many=True)
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class Meta:
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url_namespace = 'api'
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model = Duck
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fields = ('url', 'name', 'color', 'competences',)
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