mirror of
https://github.com/ae-utbm/sith3.git
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76 lines
3.0 KiB
Python
76 lines
3.0 KiB
Python
from django.conf import settings
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from ninja import Query
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from ninja_extra import ControllerBase, api_controller, route
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from ninja_extra.exceptions import PermissionDenied
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from ninja_extra.permissions import IsAuthenticated
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from pydantic import NonNegativeInt
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from core.models import User
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from sas.models import PeoplePictureRelation, Picture
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from sas.schemas import PictureFilterSchema, PictureSchema
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@api_controller("/sas/picture")
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class PicturesController(ControllerBase):
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@route.get(
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"",
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response=list[PictureSchema],
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permissions=[IsAuthenticated],
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url_name="pictures",
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)
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def fetch_pictures(self, filters: Query[PictureFilterSchema]):
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"""Find pictures viewable by the user corresponding to the given filters.
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A user with an active subscription can see any picture, as long
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as it has been moderated and not asked for removal.
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An unsubscribed user can see the pictures he has been identified on
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(only the moderated ones, too).
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Notes:
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Trying to fetch the pictures of another user with this route
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while being unsubscribed will just result in an empty response.
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Notes:
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Unsubscribed users who are identified is not a rare case.
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They can be UTT students, faluchards from other schools,
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or even Richard Stallman (that ain't no joke,
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cf. https://ae.utbm.fr/user/32663/pictures/)
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"""
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user: User = self.context.request.user
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if not user.is_subscribed and filters.users_identified != {user.id}:
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# User can view any moderated picture if he/she is subscribed.
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# If not, he/she can view only the one he/she has been identified on
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raise PermissionDenied
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pictures = list(
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filters.filter(
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Picture.objects.filter(is_moderated=True, asked_for_removal=False)
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)
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.distinct()
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.order_by("-date")
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)
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for picture in pictures:
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picture.full_size_url = picture.get_download_url()
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picture.compressed_url = picture.get_download_compressed_url()
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picture.thumb_url = picture.get_download_thumb_url()
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return pictures
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@api_controller("/sas/relation", tags="User identification on SAS pictures")
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class UsersIdentifiedController(ControllerBase):
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@route.delete("/{relation_id}", permissions=[IsAuthenticated])
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def delete_relation(self, relation_id: NonNegativeInt):
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"""Untag a user from a SAS picture.
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Root and SAS admins can delete any picture identification.
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All other users can delete their own identification.
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"""
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relation = self.get_object_or_exception(PeoplePictureRelation, pk=relation_id)
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user: User = self.context.request.user
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if (
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relation.user_id != user.id
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and not user.is_root
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and not user.is_in_group(pk=settings.SITH_GROUP_SAS_ADMIN_ID)
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):
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raise PermissionDenied
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relation.delete()
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