b3a731550c
These were originally fixed individually, but had to be reverted, and are now combined in one commit. The originals were:7b9040f6b0This enum was backwards8774ff1f9bUse ref_name to disambiguate serializers that drf-yasg would otherwise assume are the same.8a44397139Is this field missing because it is None?4a1154a7caGive a safer buffer for clearing the rate limiting64c47856ddDRF 3.7.4 changed how you delegate to another view, so don't7359ca4fb2Is this right? It fixes two testsfdd66e5390Adjust the expected error message for DRF 3.7.79257f68fd8The default TIME_ZONE should be UTC
64 lines
2.1 KiB
Python
64 lines
2.1 KiB
Python
"""
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Course modes API serializers.
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"""
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from __future__ import absolute_import
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from rest_framework import serializers
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from course_modes.models import CourseMode
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class CourseModeSerializer(serializers.Serializer):
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"""
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Serializer for the CourseMode model.
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The ``course_id``, ``mode_slug``, ``mode_display_name``, and ``currency`` fields
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are all required for a create operation. Neither the ``course_id``
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nor the ``mode_slug`` fields can be modified during an update operation.
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"""
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UNCHANGEABLE_FIELDS = {'course_id', 'mode_slug'}
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course_id = serializers.CharField()
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mode_slug = serializers.CharField()
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mode_display_name = serializers.CharField()
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min_price = serializers.IntegerField(required=False)
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currency = serializers.CharField()
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expiration_datetime = serializers.DateTimeField(required=False)
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expiration_datetime_is_explicit = serializers.BooleanField(required=False)
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description = serializers.CharField(required=False)
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sku = serializers.CharField(required=False)
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bulk_sku = serializers.CharField(required=False)
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class Meta(object):
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# For disambiguating within the drf-yasg swagger schema
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ref_name = 'course_modes.CourseMode'
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def create(self, validated_data):
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"""
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This method must be implemented for use in our
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ListCreateAPIView.
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"""
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return CourseMode.objects.create(**validated_data)
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def update(self, instance, validated_data):
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"""
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This method must be implemented for use in our
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RetrieveUpdateDestroyAPIView.
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"""
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errors = {}
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for field in validated_data:
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if field in self.UNCHANGEABLE_FIELDS:
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errors[field] = ['This field cannot be modified.']
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if errors:
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raise serializers.ValidationError(errors)
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for modifiable_field in validated_data:
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setattr(
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instance,
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modifiable_field,
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validated_data.get(modifiable_field, getattr(instance, modifiable_field))
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)
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instance.save()
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return instance
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