OpenSlides/openslides/motions/access_permissions.py
2017-09-03 18:34:55 +02:00

203 lines
6.9 KiB
Python

from copy import deepcopy
from ..core.config import config
from ..utils.access_permissions import ( # noqa
BaseAccessPermissions,
RestrictedData,
)
from ..utils.auth import has_perm
from ..utils.collection import Collection, CollectionElement
class MotionAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for Motion and MotionViewSet.
"""
def check_permissions(self, user):
"""
Returns True if the user has read access model instances.
"""
return has_perm(user, 'motions.can_see')
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import MotionSerializer
return MotionSerializer
def get_restricted_data(self, container, user):
"""
Returns the restricted serialized data for the instance prepared for
the user. Removes motion if the user has not the permission to see
the motion in this state. Removes non public comment fields for
some unauthorized users. Ensures that a user can only see his own
personal notes.
"""
# Expand full_data to a list if it is not one.
full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
# Parse data.
if has_perm(user, 'motions.can_see'):
# TODO: Refactor this after personal_notes system is refactored.
data = []
for full in full_data:
# Check if user is submitter of this motion.
if isinstance(user, CollectionElement):
is_submitter = user.get_full_data()['id'] in full.get('submitters_id', [])
else:
# Anonymous users can not be submitters.
is_submitter = False
# Check see permission for this motion.
required_permission_to_see = full['state_required_permission_to_see']
permission = (
not required_permission_to_see or
has_perm(user, required_permission_to_see) or
has_perm(user, 'motions.can_manage') or
is_submitter)
# Parse single motion.
if permission:
if has_perm(user, 'motions.can_see_and_manage_comments') or not full.get('comments'):
# Provide access to all fields.
motion = full
else:
# Set private comment fields to None.
full_copy = deepcopy(full)
for i, field in enumerate(config['motions_comments']):
if not field.get('public'):
try:
full_copy['comments'][i] = None
except IndexError:
# No data in range. Just do nothing.
pass
motion = full_copy
data.append(motion)
else:
data = []
# Reduce result to a single item or None if it was not a collection at
# the beginning of the method.
if isinstance(container, Collection):
restricted_data = data # type: RestrictedData
elif data:
restricted_data = data[0]
else:
restricted_data = None
return restricted_data
def get_projector_data(self, container):
"""
Returns the restricted serialized data for the instance prepared
for the projector. Removes several comment fields.
"""
# Expand full_data to a list if it is not one.
full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
# Parse data.
data = []
for full in full_data:
# Set private comment fields to None.
if full.get('comments') is not None:
full_copy = deepcopy(full)
for i, field in enumerate(config['motions_comments']):
if not field.get('public'):
try:
full_copy['comments'][i] = None
except IndexError:
# No data in range. Just do nothing.
pass
data.append(full_copy)
else:
data.append(full)
# Reduce result to a single item or None if it was not a collection at
# the beginning of the method.
if isinstance(container, Collection):
projector_data = data # type: RestrictedData
elif data:
projector_data = data[0]
else:
projector_data = None
return projector_data
class MotionChangeRecommendationAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for MotionChangeRecommendation and MotionChangeRecommendationViewSet.
"""
def check_permissions(self, user):
"""
Returns True if the user has read access model instances.
"""
return has_perm(user, 'motions.can_see')
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import MotionChangeRecommendationSerializer
return MotionChangeRecommendationSerializer
class CategoryAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for Category and CategoryViewSet.
"""
def check_permissions(self, user):
"""
Returns True if the user has read access model instances.
"""
return has_perm(user, 'motions.can_see')
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import CategorySerializer
return CategorySerializer
class MotionBlockAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for Category and CategoryViewSet.
"""
def check_permissions(self, user):
"""
Returns True if the user has read access model instances.
"""
return has_perm(user, 'motions.can_see')
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import MotionBlockSerializer
return MotionBlockSerializer
class WorkflowAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for Workflow and WorkflowViewSet.
"""
def check_permissions(self, user):
"""
Returns True if the user has read access model instances.
"""
return has_perm(user, 'motions.can_see')
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import WorkflowSerializer
return WorkflowSerializer