eed5c59013
Added api for groups. Refactored serializers now using 'id' instead of 'url'. Rework of tornado autoupdate functionality. Implemented extra data in SockJS messages.
52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
import re
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from urllib.parse import urlparse
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from django.core.urlresolvers import reverse
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from rest_framework import response, routers, serializers, viewsets # noqa
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from .exceptions import OpenSlidesError
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router = routers.DefaultRouter()
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class RESTModelMixin:
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"""
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Mixin for django models which are used in our rest api.
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"""
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def get_root_rest_element(self):
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"""
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Returns the root rest instance.
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Uses self as default.
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"""
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return self
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def get_root_rest_url(self):
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"""
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Returns the detail url of the root model of this object.
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"""
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# Gets the default url-name in the same way as django rest framework
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# does in relations.HyperlinkedModelSerializer
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root_instance = self.get_root_rest_element()
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rest_url = '%s-detail' % type(root_instance)._meta.object_name.lower()
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return reverse(rest_url, args=[str(root_instance.pk)])
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def get_collection_and_id_from_url(url):
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"""
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Helper function. Returns a tuple containing the collection name and the id
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extracted out of the given REST api URL.
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For example get_collection_and_id_from_url('http://localhost/api/users/user/3/')
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returns ('users/user', '3').
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Raises OpenSlidesError if the URL is invalid.
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"""
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path = urlparse(url).path
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match = re.match(r'^/api/(?P<name>[-\w]+/[-\w]+)/(?P<id>[-\w]+)/$', path)
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if not match:
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raise OpenSlidesError('Invalid REST api URL: %s' % url)
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return match.group('name'), match.group('id')
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