django admin readonly models
"""
source: https://archive.is/AiLh1
license: https://archive.is/iCoSO
"""
class ReadOnlyAdminMixin:
"""Disables all editing capabilities."""
change_form_template = "admin/view.html"
def __init__(self, *args, **kwargs):
super(ReadOnlyAdminMixin, self).__init__(*args, **kwargs)
self.readonly_fields = [f.name for f in self.model._meta.get_fields()]
def get_actions(self, request):
actions = super(ReadOnlyAdminMixin, self).get_actions(request)
actions.pop("delete_selected", None)
return actions
def has_add_permission(self, request):
return False
def has_delete_permission(self, request, obj=None):
return False
def save_model(self, request, obj, form, change):
pass
def delete_model(self, request, obj):
pass
def save_related(self, request, form, formsets, change):
pass
@register(models.Address)
class AddressAdmin(ReadOnlyAdminMixin, admin.ModelAdmin):
list_display = ('country', 'state', 'city', 'zipcode')
search_fields = ('country', 'state', 'city', 'zipcode')
list_filter = ('country', 'state')