61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
# mysite/api/graphene_wagtail.py
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# Taken from https://github.com/patrick91/wagtail-ql/blob/master/backend/graphene_utils/converter.py and slightly adjusted
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from graphene.types import Scalar
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from graphene_django.converter import convert_django_field
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from wagtail.core.fields import StreamField
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from wagtail.images.models import Image
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from assignments.models import Assignment
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class GenericStreamFieldType(Scalar):
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@staticmethod
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def serialize(stream_value):
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stream_data = stream_value.stream_data
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for d in stream_data:
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if isinstance(d, dict):
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_type = d['type']
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if _type == 'image_block':
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_value = d['value']
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value = {
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# 'value': _value,
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# 'id': d['id'],
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'path': Image.objects.get(id=_value).file.url
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}
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d['value'] = value
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if _type == 'assignment':
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_value = d['value']
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assignment = Assignment.objects.get(pk=_value['assignment_id'])
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value = {
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'title' : assignment.title,
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'assignment': assignment.assignment
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}
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d['value'] = value
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# value = dict(d['value'])
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# if 'document' in value:
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# value['document'] = Document.objects.get(id=value['document']).file.url
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# if 'image' in value:
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# value['image'] = Image.objects.get(id=value['image']).file.url
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# else:
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# _type = d[0]
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# value = dict(d[1])
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# if 'document' in value:
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# value['document'] = value['document'].file.url
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# if 'image' in value:
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# value['image'] = value['image'].file.url
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return stream_data
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# by_api = stream_value.stream_block.get_api_representation(stream_value)
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# return by_api
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@convert_django_field.register(StreamField)
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def convert_stream_field(field, registry=None):
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return GenericStreamFieldType(description=field.help_text, required=not field.null)
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