31 lines
1.0 KiB
Python
31 lines
1.0 KiB
Python
"""
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Custom pagination classes for REST framework
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"""
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from rest_framework.pagination import PageNumberPagination
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from rest_framework.response import Response
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class LinkedHeaderPageNumberPagination(PageNumberPagination):
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"""
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This overrides the default PageNumberPagination so that it only
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returns the results as an array, not the pagination controls
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(eg number of results, etc)
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"""
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page_size = 25
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def get_paginated_response(self, data):
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next_url = self.get_next_link()
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previous_url = self.get_previous_link()
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if next_url is not None and previous_url is not None:
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link = '<{next_url}>; rel="next", <{previous_url}>; rel="prev"'
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elif next_url is not None:
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link = '<{next_url}>; rel="next"'
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elif previous_url is not None:
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link = '<{previous_url}>; rel="prev"'
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else:
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link = ''
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link = link.format(next_url=next_url, previous_url=previous_url)
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headers = {'Link': link} if link else {}
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return Response(data, headers=headers)
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