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14 changes: 11 additions & 3 deletions api/actions/permissions.py
Original file line number Diff line number Diff line change
Expand Up @@ -46,12 +46,20 @@ def has_object_permission(self, request, view, obj):
else:
# Moderators and node admins can trigger state changes.
is_node_admin = target is not None and target.has_permission(auth.user, osf_permissions.ADMIN)
if not (is_node_admin or auth.user.has_perm('view_submissions', provider)):
return False
is_write_contributor = target is not None and target.has_permission(auth.user, osf_permissions.WRITE)

# User can trigger state changes on this reviewable, but can they use this trigger in particular?
# Validate serializer once and extract trigger
serializer = view.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
trigger = serializer.validated_data.get('trigger')

provisional_write_allowed = is_write_contributor and trigger == ReviewTriggers.SUBMIT.value

if not (is_node_admin or auth.user.has_perm('view_submissions', provider) or provisional_write_allowed):
return False

# User can trigger state changes on this reviewable, but can they use this trigger in particular?
permission = TRIGGER_PERMISSIONS[trigger]
if permission is None and is_write_contributor and trigger == ReviewTriggers.SUBMIT.value:
return True
return permission is None or request.user.has_perm(permission, target.provider)
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