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95 lines
3.0 KiB
Python
95 lines
3.0 KiB
Python
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from django.shortcuts import render
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from django.http import HttpResponseForbidden
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from django.core.exceptions import PermissionDenied, ObjectDoesNotExist
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from django.views.generic.base import View
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from core.models import Group
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def forbidden(request):
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return render(request, "core/403.jinja")
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def not_found(request):
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return render(request, "core/404.jinja")
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def can_edit_prop(obj, user):
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if obj is None or user.is_owner(obj):
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return True
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return False
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def can_edit(obj, user):
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if obj is None or user.can_edit(obj):
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return True
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return can_edit_prop(obj, user)
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def can_view(obj, user):
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if obj is None or user.can_view(obj):
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return True
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return can_edit(obj, user)
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class CanEditPropMixin(View):
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"""
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This view is made to protect any child view that would be showing some properties of an object that are restricted
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to only the owner group of the given object.
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In other word, you can make a view with this view as parent, and it would be retricted to the users that are in the
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object's owner_group
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"""
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def dispatch(self, request, *arg, **kwargs):
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res = super(CanEditPropMixin, self).dispatch(request, *arg, **kwargs)
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if hasattr(self, 'object'):
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obj = self.object
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elif hasattr(self, 'object_list'):
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obj = self.object_list[0] if self.object_list else None
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if can_edit_prop(obj, self.request.user):
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return res
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try: # Always unlock when 403
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self.object.unset_lock()
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except: pass
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raise PermissionDenied
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class CanEditMixin(View):
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"""
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This view makes exactly the same this as its direct parent, but checks the group on the edit_groups field of the
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object
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"""
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def dispatch(self, request, *arg, **kwargs):
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res = super(CanEditMixin, self).dispatch(request, *arg, **kwargs)
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if hasattr(self, 'object'):
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obj = self.object
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elif hasattr(self, 'object_list'):
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obj = self.object_list[0] if self.object_list else None
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if can_edit(obj, self.request.user):
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return res
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try: # Always unlock when 403
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self.object.unset_lock()
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except: pass
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raise PermissionDenied
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class CanViewMixin(View):
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"""
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This view still makes exactly the same this as its direct parent, but checks the group on the view_groups field of
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the object
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"""
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def dispatch(self, request, *arg, **kwargs):
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res = super(CanViewMixin, self).dispatch(request, *arg, **kwargs)
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import traceback
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traceback.print_stack(limit=10)
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print(self.__dict__)
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if hasattr(self, 'object'):
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obj = self.object
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elif hasattr(self, 'object_list'):
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obj = self.object_list[0] if self.object_list else None
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if can_view(obj, self.request.user):
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return res
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try: # Always unlock when 403
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self.object.unset_lock()
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except: pass
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raise PermissionDenied
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from .user import *
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from .page import *
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from .site import *
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from .group import *
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from .api import *
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