[英]Django rules re-using predicate
I've created 2 predicate's, which are extremely similar in nature.我创建了 2 个谓词,它们本质上非常相似。 One consumes a list and the other a static string.一个使用一个列表,另一个使用 static 字符串。
@rules.predicate
def can_edit_items(user, fields):
for perm in user.groups.all()
if perm.name not in settings.fields[fields]
return False
return True
@rules.predicate
def can_edit_specific_item(user, field):
for perm in user.groups.all()
if perm.name not in settings.fields[field]
return False
return True
My requirements are that can_edit_specific_item()
must make use of can_edit_items()
by passing in a single string field_1
我的要求是can_edit_specific_item()
必须通过传入单个字符串field_1
来使用can_edit_items()
I've tried creating the following variation but it doesn't seem to work as I intend it to我已经尝试创建以下变体,但它似乎没有按我的意图工作
@rules.predicate
def can_edit_specific_item(user, field):
for perm in user.groups.all()
if perm.name not in can_edit_items[field]
return False
return True
You could define can_edit_specific_item
by setting @rules.predicate inside can_edit_specific_item
and returning this as a func, having only passed in your required field.您可以通过在can_edit_specific_item
中设置 @ can_edit_specific_item
并将其作为函数返回来定义 can_edit_specific_item,只需传入您的必填字段。
I'm a little unsure of the wider requirements, but maybe this might do the trick我有点不确定更广泛的要求,但也许这可能会奏效
def can_edit_specific_item(*field):
@rules.predicate
def predicate(user):
return can_edit_items(user, field)
return predicate
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