1449 lines
53 KiB
Python
1449 lines
53 KiB
Python
import re
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from typing import List
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import jsonschema
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from django.conf import settings
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from django.contrib.auth import get_user_model
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from django.core.exceptions import ValidationError as DjangoValidationError
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from django.db import IntegrityError, transaction
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from django.db.models.deletion import ProtectedError
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from django.http.request import QueryDict
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from rest_framework import status
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from ..core.config import config
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from ..core.models import Tag
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from ..utils.auth import has_perm, in_some_groups
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from ..utils.autoupdate import inform_changed_data, inform_deleted_data
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from ..utils.rest_api import (
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CreateModelMixin,
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DestroyModelMixin,
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GenericViewSet,
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ModelViewSet,
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Response,
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ReturnDict,
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UpdateModelMixin,
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ValidationError,
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detail_route,
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list_route,
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)
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from ..utils.views import TreeSortMixin
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from .access_permissions import (
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CategoryAccessPermissions,
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MotionAccessPermissions,
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MotionBlockAccessPermissions,
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MotionChangeRecommendationAccessPermissions,
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MotionCommentSectionAccessPermissions,
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StatuteParagraphAccessPermissions,
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WorkflowAccessPermissions,
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)
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from .exceptions import WorkflowError
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from .models import (
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Category,
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Motion,
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MotionBlock,
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MotionChangeRecommendation,
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MotionComment,
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MotionCommentSection,
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MotionPoll,
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State,
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StatuteParagraph,
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Submitter,
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Workflow,
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)
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from .serializers import MotionPollSerializer, StateSerializer
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# Viewsets for the REST API
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class MotionViewSet(TreeSortMixin, ModelViewSet):
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"""
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API endpoint for motions.
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There are a lot of views. See check_view_permissions().
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"""
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access_permissions = MotionAccessPermissions()
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queryset = Motion.objects.all()
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def check_view_permissions(self):
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"""
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Returns True if the user has required permissions.
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"""
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if self.action in ("list", "retrieve"):
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result = self.get_access_permissions().check_permissions(self.request.user)
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elif self.action in ("metadata", "partial_update", "update", "destroy"):
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result = has_perm(self.request.user, "motions.can_see")
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# For partial_update, update and destroy requests the rest of the check is
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# done in the update method. See below.
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elif self.action in ("create", "set_state", "manage_comments"):
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result = has_perm(self.request.user, "motions.can_see")
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# The rest of the check is done in the respective method. See below.
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elif self.action in (
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"manage_multiple_state",
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"set_recommendation",
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"manage_multiple_recommendation",
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"follow_recommendation",
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"manage_multiple_submitters",
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"manage_multiple_tags",
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"create_poll",
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):
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result = has_perm(self.request.user, "motions.can_see") and has_perm(
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self.request.user, "motions.can_manage_metadata"
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)
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elif self.action == "sort":
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result = has_perm(self.request.user, "motions.can_see") and has_perm(
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self.request.user, "motions.can_manage"
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)
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elif self.action == "support":
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result = has_perm(self.request.user, "motions.can_see") and has_perm(
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self.request.user, "motions.can_support"
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)
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else:
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result = False
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return result
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def destroy(self, request, *args, **kwargs):
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"""
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Destroy is allowed if the user has manage permissions, or he is the submitter and
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the current state allows to edit the motion.
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"""
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motion = self.get_object()
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if not (
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(
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has_perm(request.user, "motions.can_manage")
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or motion.is_submitter(request.user)
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and motion.state.allow_submitter_edit
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)
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):
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self.permission_denied(request)
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result = super().destroy(request, *args, **kwargs)
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# Fire autoupdate again to save information to OpenSlides history.
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inform_deleted_data(
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[(motion.get_collection_string(), motion.pk)],
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information=["Motion deleted"],
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user_id=request.user.pk,
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)
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return result
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def create(self, request, *args, **kwargs):
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"""
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Customized view endpoint to create a new motion.
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"""
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# This is a hack to make request.data mutable. Otherwise fields can not be deleted.
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if isinstance(request.data, QueryDict):
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request.data._mutable = True
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# Check if amendment request and if parent motion exists. Check also permissions.
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if request.data.get("parent_id") is not None:
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# Amendment
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if not has_perm(self.request.user, "motions.can_create_amendments"):
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self.permission_denied(request)
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try:
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parent_motion = Motion.objects.get(pk=request.data["parent_id"])
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except Motion.DoesNotExist:
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raise ValidationError({"detail": "The parent motion does not exist."})
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else:
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# Common motion
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if not has_perm(self.request.user, "motions.can_create"):
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self.permission_denied(request)
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parent_motion = None
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# Check permission to send some data.
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if not has_perm(request.user, "motions.can_manage"):
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# Remove fields that the user is not allowed to send.
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# The list() is required because we want to use del inside the loop.
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keys = list(request.data.keys())
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whitelist = [
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"title",
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"text",
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"reason",
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"category_id",
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"statute_paragraph_id",
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"workflow_id",
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]
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if parent_motion is not None:
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# For creating amendments.
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whitelist.extend(
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[
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"parent_id",
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"amendment_paragraphs",
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"motion_block_id", # This and the category_id will be set to the matching
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# values from parent_motion.
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]
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)
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request.data["category_id"] = parent_motion.category_id
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request.data["motion_block_id"] = parent_motion.motion_block_id
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for key in keys:
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if key not in whitelist:
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del request.data[key]
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# Validate data and create motion.
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# Attention: Even user without permission can_manage_metadata is allowed
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# to create a new motion and set such metadata like category, motion block and origin.
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serializer = self.get_serializer(data=request.data)
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serializer.is_valid(raise_exception=True)
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motion = serializer.save(request_user=request.user)
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# Check for submitters and make ids unique
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if isinstance(request.data, QueryDict):
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submitters_id = request.data.getlist("submitters_id")
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else:
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submitters_id = request.data.get("submitters_id")
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if submitters_id is None:
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submitters_id = []
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if not isinstance(submitters_id, list):
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raise ValidationError(
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{"detail": "If submitters_id is given, it has to be a list."}
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)
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submitters_id_unique = set()
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for id in submitters_id:
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try:
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submitters_id_unique.add(int(id))
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except ValueError:
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continue
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submitters = []
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for submitter_id in submitters_id_unique:
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try:
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submitters.append(get_user_model().objects.get(pk=submitter_id))
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except get_user_model().DoesNotExist:
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continue # Do not add users that do not exist
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# Add the request user, if he is authenticated and no submitters were given:
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if not submitters and request.user.is_authenticated:
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submitters.append(request.user)
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# create all submitters
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for submitter in submitters:
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Submitter.objects.add(submitter, motion)
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# Send new submitters and supporters via autoupdate because users
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# without permission to see users may not have them but can get it now.
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# TODO: Skip history.
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new_users = list(motion.submitters.all())
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new_users.extend(motion.supporters.all())
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inform_changed_data(new_users)
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# Fire autoupdate again to save information to OpenSlides history.
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inform_changed_data(
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motion, information=["Motion created"], user_id=request.user.pk
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)
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headers = self.get_success_headers(serializer.data)
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# Strip out response data so nobody gets unrestricted data.
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data = ReturnDict(id=serializer.data.get("id"), serializer=serializer)
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return Response(data, status=status.HTTP_201_CREATED, headers=headers)
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def update(self, request, *args, **kwargs):
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"""
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Customized view endpoint to update a motion.
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Checks also whether the requesting user can update the motion. He
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needs at least the permissions 'motions.can_see' (see
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self.check_view_permissions()). Also check manage permission or
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submitter and state.
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"""
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# This is a hack to make request.data mutable. Otherwise fields can not be deleted.
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if isinstance(request.data, QueryDict):
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request.data._mutable = True
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# Get motion.
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motion = self.get_object()
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# Check permissions.
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if (
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not has_perm(request.user, "motions.can_manage")
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and not has_perm(request.user, "motions.can_manage_metadata")
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and not (
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motion.is_submitter(request.user) and motion.state.allow_submitter_edit
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)
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):
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self.permission_denied(request)
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# Check permission to send only some data.
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# Attention: Users with motions.can_manage permission can change all
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# fields even if they do not have motions.can_manage_metadata
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# permission.
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if not has_perm(request.user, "motions.can_manage"):
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# Remove fields that the user is not allowed to change.
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# The list() is required because we want to use del inside the loop.
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keys = list(request.data.keys())
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whitelist: List[str] = []
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# Add title, text and reason to the whitelist only, if the user is the submitter.
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if motion.is_submitter(request.user) and motion.state.allow_submitter_edit:
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whitelist.extend(("title", "text", "reason"))
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if has_perm(request.user, "motions.can_manage_metadata"):
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whitelist.extend(
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("category_id", "motion_block_id", "origin", "supporters_id")
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)
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for key in keys:
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if key not in whitelist:
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del request.data[key]
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# Validate data and update motion.
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serializer = self.get_serializer(
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motion, data=request.data, partial=kwargs.get("partial", False)
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)
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serializer.is_valid(raise_exception=True)
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updated_motion = serializer.save()
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# Check removal of supporters and initiate response.
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if (
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config["motions_remove_supporters"]
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and updated_motion.state.allow_support
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and not has_perm(request.user, "motions.can_manage")
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):
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updated_motion.supporters.clear()
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# Send new supporters via autoupdate because users
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# without permission to see users may not have them but can get it now.
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# TODO: Skip history.
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new_users = list(updated_motion.supporters.all())
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inform_changed_data(new_users)
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# Fire autoupdate again to save information to OpenSlides history.
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inform_changed_data(
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updated_motion, information=["Motion updated"], user_id=request.user.pk
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)
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# We do not add serializer.data to response so nobody gets unrestricted data here.
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return Response()
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@list_route(methods=["post"])
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def sort(self, request):
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"""
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Sorts all motions represented in a tree of ids. The request data should be a list (the root)
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of all main agenda items. Each node is a dict with an id and optional children:
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{
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id: <the id>
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children: [
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<children, optional>
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]
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}
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Every id has to be given.
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"""
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return self.sort_tree(request, Motion, "weight", "sort_parent_id")
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@detail_route(methods=["POST", "DELETE"])
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def manage_comments(self, request, pk=None):
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"""
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Create, update and delete motion comments.
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Send a POST request with {'section_id': <id>, 'comment': '<comment>'}
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to create a new comment or update an existing comment.
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Send a DELETE request with just {'section_id': <id>} to delete the comment.
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For every request, the user must have read and write permission for the given field.
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"""
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motion = self.get_object()
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# Get the comment section
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section_id = request.data.get("section_id")
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if not section_id or not isinstance(section_id, int):
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raise ValidationError(
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{"detail": "You have to provide a section_id of type int."}
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)
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try:
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section = MotionCommentSection.objects.get(pk=section_id)
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except MotionCommentSection.DoesNotExist:
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raise ValidationError(
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{"detail": f"A comment section with id {section_id} does not exist."}
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)
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# the request user needs to see and write to the comment section
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if not in_some_groups(
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request.user, list(section.read_groups.values_list("pk", flat=True))
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) or not in_some_groups(
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request.user, list(section.write_groups.values_list("pk", flat=True))
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):
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raise ValidationError(
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{
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"detail": "You are not allowed to see or write to the comment section."
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}
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)
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if request.method == "POST": # Create or update
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# validate comment
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comment_value = request.data.get("comment", "")
|
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if not isinstance(comment_value, str):
|
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raise ValidationError({"detail": "The comment should be a string."})
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comment, created = MotionComment.objects.get_or_create(
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motion=motion, section=section, defaults={"comment": comment_value}
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)
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if not created:
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comment.comment = comment_value
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comment.save()
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message = ["Comment {arg1} updated", section.name]
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else: # DELETE
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try:
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comment = MotionComment.objects.get(motion=motion, section=section)
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except MotionComment.DoesNotExist:
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# Be silent about not existing comments.
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pass
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else:
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comment.delete()
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message = ["Comment {arg1} deleted", section.name]
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# Fire autoupdate again to save information to OpenSlides history.
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inform_changed_data(
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motion, information=message, user_id=request.user.pk, restricted=True
|
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)
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return Response({"detail": message})
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|
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@list_route(methods=["post"])
|
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@transaction.atomic
|
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def manage_multiple_submitters(self, request):
|
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"""
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|
Set or reset submitters of multiple motions.
|
|
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Send POST {"motions": [... see schema ...]} to changed the submitters.
|
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"""
|
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motions = request.data.get("motions")
|
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|
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schema = {
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"$schema": "http://json-schema.org/draft-07/schema#",
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"title": "Motion manage multiple submitters schema",
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"description": "An array of motion ids with the respective user ids that should be set as submitter.",
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"type": "array",
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"items": {
|
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"type": "object",
|
|
"properties": {
|
|
"id": {"description": "The id of the motion.", "type": "integer"},
|
|
"submitters": {
|
|
"description": "An array of user ids the should become submitters. Use an empty array to clear submitter field.",
|
|
"type": "array",
|
|
"items": {"type": "integer"},
|
|
"uniqueItems": True,
|
|
},
|
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},
|
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"required": ["id", "submitters"],
|
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},
|
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"uniqueItems": True,
|
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}
|
|
|
|
# Validate request data.
|
|
try:
|
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jsonschema.validate(motions, schema)
|
|
except jsonschema.ValidationError as err:
|
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raise ValidationError({"detail": str(err)})
|
|
|
|
motion_result = []
|
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new_submitters = []
|
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for item in motions:
|
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# Get motion.
|
|
try:
|
|
motion = Motion.objects.get(pk=item["id"])
|
|
except Motion.DoesNotExist:
|
|
raise ValidationError({"detail": f"Motion {item['id']} does not exist"})
|
|
|
|
# Remove all submitters.
|
|
Submitter.objects.filter(motion=motion).delete()
|
|
|
|
# Set new submitters.
|
|
for submitter_id in item["submitters"]:
|
|
try:
|
|
submitter = get_user_model().objects.get(pk=submitter_id)
|
|
except get_user_model().DoesNotExist:
|
|
raise ValidationError(
|
|
{"detail": f"Submitter {submitter_id} does not exist"}
|
|
)
|
|
Submitter.objects.add(submitter, motion)
|
|
new_submitters.append(submitter)
|
|
|
|
# Finish motion.
|
|
motion_result.append(motion)
|
|
|
|
# Now inform all clients.
|
|
inform_changed_data(
|
|
motion_result, information=["Submitters changed"], user_id=request.user.pk
|
|
)
|
|
|
|
# Also send all new submitters via autoupdate because users without
|
|
# permission to see users may not have them but can get it now.
|
|
# TODO: Skip history.
|
|
inform_changed_data(new_submitters)
|
|
|
|
# Send response.
|
|
return Response(
|
|
{"detail": f"{len(motion_result)} motions successfully updated."}
|
|
)
|
|
|
|
@detail_route(methods=["post", "delete"])
|
|
def support(self, request, pk=None):
|
|
"""
|
|
Special view endpoint to support a motion or withdraw support
|
|
(unsupport).
|
|
|
|
Send POST to support and DELETE to unsupport.
|
|
"""
|
|
# Retrieve motion and allowed actions.
|
|
motion = self.get_object()
|
|
|
|
# Support or unsupport motion.
|
|
if request.method == "POST":
|
|
# Support motion.
|
|
if not (
|
|
motion.state.allow_support
|
|
and config["motions_min_supporters"] > 0
|
|
and not motion.is_submitter(request.user)
|
|
and not motion.is_supporter(request.user)
|
|
):
|
|
raise ValidationError({"detail": "You can not support this motion."})
|
|
motion.supporters.add(request.user)
|
|
# Send new supporter via autoupdate because users without permission
|
|
# to see users may not have it but can get it now.
|
|
# TODO: Skip history.
|
|
inform_changed_data([request.user])
|
|
message = "You have supported this motion successfully."
|
|
else:
|
|
# Unsupport motion.
|
|
# request.method == 'DELETE'
|
|
if not motion.state.allow_support or not motion.is_supporter(request.user):
|
|
raise ValidationError({"detail": "You can not unsupport this motion."})
|
|
motion.supporters.remove(request.user)
|
|
message = "You have unsupported this motion successfully."
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion, information=["Supporters changed"], user_id=request.user.pk
|
|
)
|
|
|
|
# Initiate response.
|
|
return Response({"detail": message})
|
|
|
|
@detail_route(methods=["put"])
|
|
def set_state(self, request, pk=None):
|
|
"""
|
|
Special view endpoint to set and reset a state of a motion.
|
|
|
|
Send PUT {'state': <state_id>} to set and just PUT {} to reset the
|
|
state. Only managers can use this view.
|
|
|
|
If a state is given, it must be a next or previous state.
|
|
"""
|
|
# Retrieve motion and state.
|
|
motion = self.get_object()
|
|
state = request.data.get("state")
|
|
|
|
# Set or reset state.
|
|
if state is not None:
|
|
# Check data and set state.
|
|
if not has_perm(request.user, "motions.can_manage_metadata") and not (
|
|
motion.is_submitter(request.user) and motion.state.allow_submitter_edit
|
|
):
|
|
self.permission_denied(request)
|
|
try:
|
|
state_id = int(state)
|
|
except ValueError:
|
|
raise ValidationError(
|
|
{"detail": "Invalid data. State must be an integer."}
|
|
)
|
|
if not motion.state.is_next_or_previous_state_id(state_id):
|
|
raise ValidationError(
|
|
{"detail": f"You can not set the state to {state_id}."}
|
|
)
|
|
motion.set_state(state_id)
|
|
else:
|
|
# Reset state.
|
|
if not has_perm(self.request.user, "motions.can_manage_metadata"):
|
|
self.permission_denied(request)
|
|
motion.reset_state()
|
|
|
|
# Save motion.
|
|
motion.save(
|
|
update_fields=["state", "identifier", "identifier_number", "last_modified"],
|
|
skip_autoupdate=True,
|
|
)
|
|
message = f"The state of the motion was set to {motion.state.name}."
|
|
|
|
# Send submitters and supporters via autoupdate because users without
|
|
# users.can_see may see them now.
|
|
inform_changed_data(map(lambda s: s.user, motion.submitters.all()))
|
|
inform_changed_data(motion.supporters.all())
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["State set to {arg1}", motion.state.name],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
return Response({"detail": message})
|
|
|
|
@list_route(methods=["post"])
|
|
@transaction.atomic
|
|
def manage_multiple_state(self, request):
|
|
"""
|
|
Set or reset states of multiple motions.
|
|
|
|
Send POST {"motions": [... see schema ...]} to changed the states.
|
|
"""
|
|
motions = request.data.get("motions")
|
|
|
|
schema = {
|
|
"$schema": "http://json-schema.org/draft-07/schema#",
|
|
"title": "Motion manage multiple state schema",
|
|
"description": "An array of motion ids with the respective state ids that should be set as new state.",
|
|
"type": "array",
|
|
"items": {
|
|
"type": "object",
|
|
"properties": {
|
|
"id": {"description": "The id of the motion.", "type": "integer"},
|
|
"state": {
|
|
"description": "The state id the should become the new state.",
|
|
"type": "integer",
|
|
"minimum": 1,
|
|
},
|
|
},
|
|
"required": ["id", "state"],
|
|
},
|
|
"uniqueItems": True,
|
|
}
|
|
|
|
# Validate request data.
|
|
try:
|
|
jsonschema.validate(motions, schema)
|
|
except jsonschema.ValidationError as err:
|
|
raise ValidationError({"detail": str(err)})
|
|
|
|
motion_result = []
|
|
for item in motions:
|
|
# Get motion.
|
|
try:
|
|
motion = Motion.objects.get(pk=item["id"])
|
|
except Motion.DoesNotExist:
|
|
raise ValidationError({"detail": f"Motion {item['id']} does not exist"})
|
|
|
|
# Set or reset state.
|
|
state_id = item["state"]
|
|
valid_states = State.objects.filter(workflow=motion.workflow_id)
|
|
if state_id not in [item.id for item in valid_states]:
|
|
# States of different workflows are not allowed.
|
|
raise ValidationError(
|
|
{"detail": f"You can not set the state to {state_id}."}
|
|
)
|
|
motion.set_state(state_id)
|
|
|
|
# Save motion.
|
|
motion.save(
|
|
update_fields=[
|
|
"state",
|
|
"identifier",
|
|
"identifier_number",
|
|
"last_modified",
|
|
],
|
|
skip_autoupdate=True,
|
|
)
|
|
|
|
# Send submitters and supporters via autoupdate because users without
|
|
# users.can_see may see them now.
|
|
inform_changed_data(map(lambda s: s.user, motion.submitters.all()))
|
|
inform_changed_data(motion.supporters.all())
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["State set to {arg1}", motion.state.name],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
# Finish motion.
|
|
motion_result.append(motion)
|
|
|
|
# Send response.
|
|
return Response(
|
|
{"detail": f"State of {len(motion_result)} motions successfully set."}
|
|
)
|
|
|
|
@detail_route(methods=["put"])
|
|
def set_recommendation(self, request, pk=None):
|
|
"""
|
|
Special view endpoint to set a recommendation of a motion.
|
|
|
|
Send PUT {'recommendation': <state_id>} to set and just PUT {} to
|
|
reset the recommendation. Only managers can use this view.
|
|
"""
|
|
# Retrieve motion and recommendation state.
|
|
motion = self.get_object()
|
|
recommendation_state = request.data.get("recommendation")
|
|
|
|
# Set or reset recommendation.
|
|
if recommendation_state is not None:
|
|
# Check data and set recommendation.
|
|
try:
|
|
recommendation_state_id = int(recommendation_state)
|
|
except ValueError:
|
|
raise ValidationError(
|
|
{"detail": "Invalid data. Recommendation must be an integer."}
|
|
)
|
|
recommendable_states = State.objects.filter(
|
|
workflow=motion.workflow_id, recommendation_label__isnull=False
|
|
)
|
|
if recommendation_state_id not in [
|
|
item.id for item in recommendable_states
|
|
]:
|
|
raise ValidationError(
|
|
{
|
|
"detail": f"You can not set the recommendation to {recommendation_state_id}."
|
|
}
|
|
)
|
|
motion.set_recommendation(recommendation_state_id)
|
|
else:
|
|
# Reset recommendation.
|
|
motion.recommendation = None
|
|
|
|
# Save motion.
|
|
motion.save(
|
|
update_fields=["recommendation", "last_modified"], skip_autoupdate=True
|
|
)
|
|
label = (
|
|
motion.recommendation.recommendation_label
|
|
if motion.recommendation
|
|
else "None"
|
|
)
|
|
message = f"The recommendation of the motion was set to {label}."
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["Recommendation set to {arg1}", label],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
return Response({"detail": message})
|
|
|
|
@list_route(methods=["post"])
|
|
@transaction.atomic
|
|
def manage_multiple_recommendation(self, request):
|
|
"""
|
|
Set or reset recommendations of multiple motions.
|
|
|
|
Send POST {"motions": [... see schema ...]} to changed the recommendations.
|
|
"""
|
|
motions = request.data.get("motions")
|
|
|
|
schema = {
|
|
"$schema": "http://json-schema.org/draft-07/schema#",
|
|
"title": "Motion manage multiple recommendations schema",
|
|
"description": "An array of motion ids with the respective state ids that should be set as recommendation.",
|
|
"type": "array",
|
|
"items": {
|
|
"type": "object",
|
|
"properties": {
|
|
"id": {"description": "The id of the motion.", "type": "integer"},
|
|
"recommendation": {
|
|
"description": "The state id the should become recommendation. Use 0 to clear recommendation field.",
|
|
"type": "integer",
|
|
},
|
|
},
|
|
"required": ["id", "recommendation"],
|
|
},
|
|
"uniqueItems": True,
|
|
}
|
|
|
|
# Validate request data.
|
|
try:
|
|
jsonschema.validate(motions, schema)
|
|
except jsonschema.ValidationError as err:
|
|
raise ValidationError({"detail": str(err)})
|
|
|
|
motion_result = []
|
|
for item in motions:
|
|
# Get motion.
|
|
try:
|
|
motion = Motion.objects.get(pk=item["id"])
|
|
except Motion.DoesNotExist:
|
|
raise ValidationError({"detail": f"Motion {item['id']} does not exist"})
|
|
|
|
# Set or reset recommendation.
|
|
recommendation_state_id = item["recommendation"]
|
|
if recommendation_state_id == 0:
|
|
# Reset recommendation.
|
|
motion.recommendation = None
|
|
else:
|
|
# Check data and set recommendation.
|
|
recommendable_states = State.objects.filter(
|
|
workflow=motion.workflow_id, recommendation_label__isnull=False
|
|
)
|
|
if recommendation_state_id not in [
|
|
item.id for item in recommendable_states
|
|
]:
|
|
raise ValidationError(
|
|
{
|
|
"detail": "You can not set the recommendation to {recommendation_state_id}."
|
|
}
|
|
)
|
|
motion.set_recommendation(recommendation_state_id)
|
|
|
|
# Save motion.
|
|
motion.save(
|
|
update_fields=["recommendation", "last_modified"], skip_autoupdate=True
|
|
)
|
|
label = (
|
|
motion.recommendation.recommendation_label
|
|
if motion.recommendation
|
|
else "None"
|
|
)
|
|
|
|
# Fire autoupdate and save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["Recommendation set to {arg1}", label],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
# Finish motion.
|
|
motion_result.append(motion)
|
|
|
|
# Send response.
|
|
return Response(
|
|
{"detail": f"{len(motion_result)} motions successfully updated."}
|
|
)
|
|
|
|
@detail_route(methods=["post"])
|
|
def follow_recommendation(self, request, pk=None):
|
|
motion = self.get_object()
|
|
if motion.recommendation is None:
|
|
raise ValidationError({"detail": "Cannot set an empty recommendation."})
|
|
|
|
motion.follow_recommendation()
|
|
|
|
motion.save(
|
|
update_fields=[
|
|
"state",
|
|
"identifier",
|
|
"identifier_number",
|
|
"state_extension",
|
|
"last_modified",
|
|
],
|
|
skip_autoupdate=True,
|
|
)
|
|
|
|
# Now send all changes to the clients.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["State set to {arg1}", motion.state.name],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
return Response({"detail": "Recommendation followed successfully."})
|
|
|
|
@detail_route(methods=["post"])
|
|
def create_poll(self, request, pk=None):
|
|
"""
|
|
View to create a poll. It is a POST request without any data.
|
|
"""
|
|
motion = self.get_object()
|
|
if not motion.state.allow_create_poll:
|
|
raise ValidationError(
|
|
{"detail": "You can not create a poll in this motion state."}
|
|
)
|
|
try:
|
|
with transaction.atomic():
|
|
poll = motion.create_poll(skip_autoupdate=True)
|
|
except WorkflowError as err:
|
|
raise ValidationError({"detail": err})
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion, information=["Vote created"], user_id=request.user.pk
|
|
)
|
|
|
|
return Response(
|
|
{"detail": "Vote created successfully.", "createdPollId": poll.pk}
|
|
)
|
|
|
|
@list_route(methods=["post"])
|
|
@transaction.atomic
|
|
def manage_multiple_tags(self, request):
|
|
"""
|
|
Set or reset tags of multiple motions.
|
|
|
|
Send POST {"motions": [... see schema ...]} to changed the tags.
|
|
"""
|
|
motions = request.data.get("motions")
|
|
|
|
schema = {
|
|
"$schema": "http://json-schema.org/draft-07/schema#",
|
|
"title": "Motion manage multiple tags schema",
|
|
"description": "An array of motion ids with the respective tags ids that should be set as tag.",
|
|
"type": "array",
|
|
"items": {
|
|
"type": "object",
|
|
"properties": {
|
|
"id": {"description": "The id of the motion.", "type": "integer"},
|
|
"tags": {
|
|
"description": "An array of tag ids the should become tags. Use an empty array to clear tag field.",
|
|
"type": "array",
|
|
"items": {"type": "integer"},
|
|
"uniqueItems": True,
|
|
},
|
|
},
|
|
"required": ["id", "tags"],
|
|
},
|
|
"uniqueItems": True,
|
|
}
|
|
|
|
# Validate request data.
|
|
try:
|
|
jsonschema.validate(motions, schema)
|
|
except jsonschema.ValidationError as err:
|
|
raise ValidationError({"detail": str(err)})
|
|
|
|
motion_result = []
|
|
for item in motions:
|
|
# Get motion.
|
|
try:
|
|
motion = Motion.objects.get(pk=item["id"])
|
|
except Motion.DoesNotExist:
|
|
raise ValidationError({"detail": f"Motion {item['id']} does not exist"})
|
|
|
|
# Set new tags
|
|
for tag_id in item["tags"]:
|
|
if not Tag.objects.filter(pk=tag_id).exists():
|
|
raise ValidationError({"detail": f"Tag {tag_id} does not exist"})
|
|
motion.tags.set(item["tags"])
|
|
|
|
# Finish motion.
|
|
motion_result.append(motion)
|
|
|
|
# Now inform all clients.
|
|
inform_changed_data(motion_result)
|
|
|
|
# Send response.
|
|
return Response(
|
|
{"detail": f"{len(motion_result)} motions successfully updated."}
|
|
)
|
|
|
|
|
|
class MotionPollViewSet(UpdateModelMixin, DestroyModelMixin, GenericViewSet):
|
|
"""
|
|
API endpoint for motion polls.
|
|
|
|
There are the following views: update, partial_update and destroy.
|
|
"""
|
|
|
|
queryset = MotionPoll.objects.all()
|
|
serializer_class = MotionPollSerializer
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
return has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage_metadata"
|
|
)
|
|
|
|
def update(self, *args, **kwargs):
|
|
"""
|
|
Customized view endpoint to update a motion poll.
|
|
"""
|
|
response = super().update(*args, **kwargs)
|
|
poll = self.get_object()
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
poll.motion, information=["Vote updated"], user_id=self.request.user.pk
|
|
)
|
|
|
|
return response
|
|
|
|
def destroy(self, *args, **kwargs):
|
|
"""
|
|
Customized view endpoint to delete a motion poll.
|
|
"""
|
|
poll = self.get_object()
|
|
result = super().destroy(*args, **kwargs)
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
poll.motion, information=["Vote deleted"], user_id=self.request.user.pk
|
|
)
|
|
|
|
return result
|
|
|
|
|
|
class MotionChangeRecommendationViewSet(ModelViewSet):
|
|
"""
|
|
API endpoint for motion change recommendations.
|
|
|
|
There are the following views: metadata, list, retrieve, create,
|
|
partial_update, update and destroy.
|
|
"""
|
|
|
|
access_permissions = MotionChangeRecommendationAccessPermissions()
|
|
queryset = MotionChangeRecommendation.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action == "metadata":
|
|
result = has_perm(self.request.user, "motions.can_see")
|
|
elif self.action in ("create", "destroy", "partial_update", "update"):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
def create(self, request, *args, **kwargs):
|
|
"""
|
|
Creating a Change Recommendation, custom exception handling
|
|
"""
|
|
try:
|
|
return super().create(request, *args, **kwargs)
|
|
except DjangoValidationError as err:
|
|
return Response({"detail": err.message}, status=400)
|
|
|
|
def perform_create(self, serializer):
|
|
"""
|
|
Customized method to add history information.
|
|
"""
|
|
instance = serializer.save()
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
instance,
|
|
information=["Motion change recommendation created"],
|
|
user_id=self.request.user.pk,
|
|
)
|
|
|
|
def perform_update(self, serializer):
|
|
"""
|
|
Customized method to add history information.
|
|
"""
|
|
instance = serializer.save()
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_changed_data(
|
|
instance,
|
|
information=["Motion change recommendation updated"],
|
|
user_id=self.request.user.pk,
|
|
)
|
|
|
|
def destroy(self, request, *args, **kwargs):
|
|
"""
|
|
Customized method to add history information.
|
|
"""
|
|
instance = self.get_object()
|
|
|
|
result = super().destroy(request, *args, **kwargs)
|
|
|
|
# Fire autoupdate again to save information to OpenSlides history.
|
|
inform_deleted_data(
|
|
[(instance.get_collection_string(), instance.pk)],
|
|
information=["Motion change recommendation deleted"],
|
|
user_id=request.user.pk,
|
|
)
|
|
|
|
return result
|
|
|
|
|
|
class MotionCommentSectionViewSet(ModelViewSet):
|
|
"""
|
|
API endpoint for motion comment fields.
|
|
"""
|
|
|
|
access_permissions = MotionCommentSectionAccessPermissions()
|
|
queryset = MotionCommentSection.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action in ("create", "destroy", "update", "partial_update"):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
def destroy(self, *args, **kwargs):
|
|
"""
|
|
Customized view endpoint to delete a motion comment section. Will return
|
|
an error for the user, if still comments for this section exist.
|
|
"""
|
|
try:
|
|
result = super().destroy(*args, **kwargs)
|
|
except ProtectedError as err:
|
|
# The protected objects can just be motion comments.
|
|
motions = [f'"{comment.motion}"' for comment in err.protected_objects.all()]
|
|
count = len(motions)
|
|
motions_verbose = ", ".join(motions[:3])
|
|
if count > 3:
|
|
motions_verbose += ", ..."
|
|
|
|
if count == 1:
|
|
msg = f"This section has still comments in motion {motions_verbose}."
|
|
else:
|
|
msg = f"This section has still comments in motions {motions_verbose}."
|
|
|
|
msg += " " + "Please remove all comments before deletion."
|
|
raise ValidationError({"detail": msg})
|
|
return result
|
|
|
|
def update(self, *args, **kwargs):
|
|
response = super().update(*args, **kwargs)
|
|
# Update all affected motioncomments to update their `read_groups_id` field,
|
|
# which is taken from the updated section.
|
|
section = self.get_object()
|
|
inform_changed_data(MotionComment.objects.filter(section=section))
|
|
return response
|
|
|
|
|
|
class StatuteParagraphViewSet(ModelViewSet):
|
|
"""
|
|
API endpoint for statute paragraphs.
|
|
|
|
There are the following views: list, retrieve, create,
|
|
partial_update, update and destroy.
|
|
"""
|
|
|
|
access_permissions = StatuteParagraphAccessPermissions()
|
|
queryset = StatuteParagraph.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action in ("create", "partial_update", "update", "destroy"):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
|
|
class CategoryViewSet(ModelViewSet):
|
|
"""
|
|
API endpoint for categories.
|
|
|
|
There are the following views: metadata, list, retrieve, create,
|
|
partial_update, update, destroy and numbering.
|
|
"""
|
|
|
|
access_permissions = CategoryAccessPermissions()
|
|
queryset = Category.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action == "metadata":
|
|
result = has_perm(self.request.user, "motions.can_see")
|
|
elif self.action in (
|
|
"create",
|
|
"partial_update",
|
|
"update",
|
|
"destroy",
|
|
"numbering",
|
|
):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
@detail_route(methods=["post"])
|
|
def numbering(self, request, pk=None):
|
|
"""
|
|
Special view endpoint to number all motions in this category.
|
|
|
|
Only managers can use this view.
|
|
|
|
Send POST {'motions': [<list of motion ids>]} to sort the given
|
|
motions in a special order. Ids of motions which do not belong to
|
|
the category are just ignored. Send just POST {} to sort all
|
|
motions in the category by database id.
|
|
|
|
Amendments will get a new identifier prefix if the old prefix matches
|
|
the old parent motion identifier.
|
|
"""
|
|
category = self.get_object()
|
|
number = 0
|
|
instances = []
|
|
|
|
# If MOTION_IDENTIFIER_WITHOUT_BLANKS is set, don't use blanks when building identifier.
|
|
without_blank = (
|
|
hasattr(settings, "MOTION_IDENTIFIER_WITHOUT_BLANKS")
|
|
and settings.MOTION_IDENTIFIER_WITHOUT_BLANKS
|
|
)
|
|
|
|
# Prepare ordered list of motions.
|
|
if not category.prefix:
|
|
prefix = ""
|
|
elif without_blank:
|
|
prefix = category.prefix
|
|
else:
|
|
prefix = f"{category.prefix} "
|
|
motions = category.motion_set.all()
|
|
motion_list = request.data.get("motions")
|
|
if motion_list:
|
|
motion_dict = {}
|
|
for motion in motions.filter(id__in=motion_list):
|
|
motion_dict[motion.pk] = motion
|
|
motions = [motion_dict[pk] for pk in motion_list]
|
|
|
|
# Change identifiers.
|
|
error_message = None
|
|
try:
|
|
with transaction.atomic():
|
|
# Collect old and new identifiers.
|
|
motions_to_be_sorted = []
|
|
for motion in motions:
|
|
if motion.is_amendment():
|
|
parent_identifier = motion.parent.identifier or ""
|
|
if without_blank:
|
|
prefix = f"{parent_identifier}{config['motions_amendments_prefix']}"
|
|
else:
|
|
prefix = f"{parent_identifier} {config['motions_amendments_prefix']} "
|
|
number += 1
|
|
new_identifier = (
|
|
f"{prefix}{motion.extend_identifier_number(number)}"
|
|
)
|
|
motions_to_be_sorted.append(
|
|
{
|
|
"motion": motion,
|
|
"old_identifier": motion.identifier,
|
|
"new_identifier": new_identifier,
|
|
"number": number,
|
|
}
|
|
)
|
|
|
|
# Remove old identifiers
|
|
for motion in motions:
|
|
motion.identifier = None
|
|
# This line is to skip agenda item autoupdate. See agenda/signals.py.
|
|
motion.agenda_item_update_information["skip_autoupdate"] = True
|
|
motion.save(skip_autoupdate=True)
|
|
|
|
# Set new identifers and change identifiers of amendments.
|
|
for obj in motions_to_be_sorted:
|
|
if Motion.objects.filter(identifier=obj["new_identifier"]).exists():
|
|
# Set the error message and let the code run into an IntegrityError
|
|
new_identifier = obj["new_identifier"]
|
|
error_message = (
|
|
f'Numbering aborted because the motion identifier "{new_identifier}" '
|
|
"already exists outside of this category."
|
|
)
|
|
motion = obj["motion"]
|
|
motion.identifier = obj["new_identifier"]
|
|
motion.identifier_number = obj["number"]
|
|
motion.save(skip_autoupdate=True)
|
|
instances.append(motion)
|
|
instances.append(motion.agenda_item)
|
|
# Change identifiers of amendments.
|
|
for child in motion.get_amendments_deep():
|
|
if child.identifier and child.identifier.startswith(
|
|
obj["old_identifier"]
|
|
):
|
|
child.identifier = re.sub(
|
|
obj["old_identifier"],
|
|
obj["new_identifier"],
|
|
child.identifier,
|
|
count=1,
|
|
)
|
|
# This line is to skip agenda item autoupdate. See agenda/signals.py.
|
|
child.agenda_item_update_information[
|
|
"skip_autoupdate"
|
|
] = True
|
|
child.save(skip_autoupdate=True)
|
|
instances.append(child)
|
|
instances.append(child.agenda_item)
|
|
except IntegrityError:
|
|
if error_message is None:
|
|
error_message = "Error: At least one identifier of this category does already exist in another category."
|
|
response = Response({"detail": error_message}, status=400)
|
|
else:
|
|
inform_changed_data(
|
|
instances, information=["Number set"], user_id=request.user.pk
|
|
)
|
|
message = f"All motions in category {category} numbered " "successfully."
|
|
response = Response({"detail": message})
|
|
return response
|
|
|
|
|
|
class MotionBlockViewSet(ModelViewSet):
|
|
"""
|
|
API endpoint for motion blocks.
|
|
|
|
There are the following views: metadata, list, retrieve, create,
|
|
partial_update, update and destroy.
|
|
"""
|
|
|
|
access_permissions = MotionBlockAccessPermissions()
|
|
queryset = MotionBlock.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action == "metadata":
|
|
result = has_perm(self.request.user, "motions.can_see")
|
|
elif self.action in (
|
|
"create",
|
|
"partial_update",
|
|
"update",
|
|
"destroy",
|
|
"follow_recommendations",
|
|
):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
@detail_route(methods=["post"])
|
|
def follow_recommendations(self, request, pk=None):
|
|
"""
|
|
View to set the states of all motions of this motion block each to
|
|
its recommendation. It is a POST request without any data.
|
|
"""
|
|
motion_block = self.get_object()
|
|
with transaction.atomic():
|
|
for motion in motion_block.motion_set.all():
|
|
# Follow recommendation.
|
|
motion.follow_recommendation()
|
|
motion.save(skip_autoupdate=True)
|
|
# Fire autoupdate and save information to OpenSlides history.
|
|
inform_changed_data(
|
|
motion,
|
|
information=["State set to {arg1}", motion.state.name],
|
|
user_id=request.user.pk,
|
|
)
|
|
return Response({"detail": "Followed recommendations successfully."})
|
|
|
|
|
|
class ProtectedErrorMessageMixin:
|
|
def getProtectedErrorMessage(self, name, error):
|
|
# The protected objects can just be motions..
|
|
motions = ['"' + str(m) + '"' for m in error.protected_objects.all()]
|
|
count = len(motions)
|
|
motions_verbose = ", ".join(motions[:3])
|
|
if count > 3:
|
|
motions_verbose += ", ..."
|
|
|
|
if count == 1:
|
|
msg = f"This {name} is assigned to motion {motions_verbose}."
|
|
else:
|
|
msg = f"This {name} is assigned to motions {motions_verbose}."
|
|
return f"{msg} Please remove all assignments before deletion."
|
|
|
|
|
|
class WorkflowViewSet(ModelViewSet, ProtectedErrorMessageMixin):
|
|
"""
|
|
API endpoint for workflows.
|
|
|
|
There are the following views: metadata, list, retrieve, create,
|
|
partial_update, update and destroy.
|
|
"""
|
|
|
|
access_permissions = WorkflowAccessPermissions()
|
|
queryset = Workflow.objects.all()
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
if self.action in ("list", "retrieve"):
|
|
result = self.get_access_permissions().check_permissions(self.request.user)
|
|
elif self.action == "metadata":
|
|
result = has_perm(self.request.user, "motions.can_see")
|
|
elif self.action in ("create", "partial_update", "update", "destroy"):
|
|
result = has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
def destroy(self, *args, **kwargs):
|
|
"""
|
|
Customized view endpoint to delete a workflow.
|
|
"""
|
|
try:
|
|
result = super().destroy(*args, **kwargs)
|
|
except ProtectedError as err:
|
|
msg = self.getProtectedErrorMessage("workflow", err)
|
|
raise ValidationError({"detail": msg})
|
|
return result
|
|
|
|
|
|
class StateViewSet(
|
|
CreateModelMixin,
|
|
UpdateModelMixin,
|
|
DestroyModelMixin,
|
|
GenericViewSet,
|
|
ProtectedErrorMessageMixin,
|
|
):
|
|
"""
|
|
API endpoint for workflow states.
|
|
|
|
There are the following views: create, update, partial_update and destroy.
|
|
"""
|
|
|
|
queryset = State.objects.all()
|
|
serializer_class = StateSerializer
|
|
|
|
def check_view_permissions(self):
|
|
"""
|
|
Returns True if the user has required permissions.
|
|
"""
|
|
return has_perm(self.request.user, "motions.can_see") and has_perm(
|
|
self.request.user, "motions.can_manage"
|
|
)
|
|
|
|
def destroy(self, *args, **kwargs):
|
|
"""
|
|
Customized view endpoint to delete a state.
|
|
"""
|
|
state = self.get_object()
|
|
if state.workflow.first_state.pk == state.pk:
|
|
# is this the first state of the workflow?
|
|
raise ValidationError(
|
|
{"detail": "You cannot delete the first state of the workflow."}
|
|
)
|
|
try:
|
|
result = super().destroy(*args, **kwargs)
|
|
except ProtectedError as err:
|
|
msg = self.getProtectedErrorMessage("workflow", err)
|
|
raise ValidationError({"detail": msg})
|
|
return result
|
|
|
|
def update(self, *args, **kwargs):
|
|
"""
|
|
Sends autoupdate for all motions that are affected by the state change.
|
|
Maybe the restriction was changed, so the view permission for some
|
|
motions could have been changed.
|
|
"""
|
|
result = super().update(*args, **kwargs)
|
|
state = self.get_object()
|
|
inform_changed_data(Motion.objects.filter(state=state))
|
|
return result
|