def get_context_data(self, **kwargs):
nodes_remain = Node.objects.exclude(id__in=self.object.nodes.all(
).values_list('id', flat=True)).only('key')
util = NodeUtil()
nodes_remain = util.get_nodes_by_queryset(nodes_remain)
context = {
'app': _('Perms'),
'action': _('Asset permission asset list'),
'nodes_remain': nodes_remain,
}
kwargs.update(context)
return super().get_context_data(**kwargs)
def __init__(self, obj, cache_policy='0'):
self.object = obj
self.obj_id = str(obj.id)
self._permissions = None
self._permissions_id = None # 标记_permission的唯一值
self._assets = None
self._filter_id = 'None' # 当通过filter更改 permission是标记
self.cache_policy = cache_policy
self.tree = GenerateTree()
self.change_org_if_need()
self.nodes = None
self._nodes = None
self._assets_direct = None
self._nodes_direct = None
self.node_util = NodeUtil()
self.tree._node_util = self.node_util
def get_nodes_family_and_system_users(self, nodes_with_system_users):
"""
返回所有nodes_with_system_users中的node的家族节点的信息，
并子会继承祖先的系统用户和actions信息
:param nodes_with_system_users:
{node.key: {system_user.id: actions,}, }
:return:
{node.key: {system_user.id: actions,}, }
"""
node_util = NodeUtil()
_nodes_keys = nodes_with_system_users.keys()
family_keys = node_util.get_some_nodes_family_keys_by_keys(_nodes_keys)
nodes_items = []
for i in family_keys:
system_users = nodes_with_system_users.get(i, defaultdict(int))
item = {"key": i, "system_users": system_users}
nodes_items.append(item)
# 按照父子关系排序
nodes_items.sort(key=self.sorted_by)
nodes_items.append({"key": "", "system_users": defaultdict(int)})
self.stack = Stack()
for item in nodes_items:
self.debug("准备: {} 栈顶: {}".format(
item['key'],
self.stack.top["key"] if self.stack.top else None))
# 入栈之前检查，该节点是不是栈顶节点的子节点
# 如果不是，则栈顶出栈
while self.stack.top and not self.is_children(
self.stack.top, item):
# 出栈
self.pop_from_stack_system_users()
# 入栈
self.push_to_stack_system_users(item)
# 出栈最后一个
self.debug("剩余: {}".format(', '.join([n["key"] for n in self.stack])))
return self._nodes
def node_util(self):
if not self._node_util:
self._node_util = NodeUtil()
return self._node_util