def can_with_record(self, user, action, record: DataRecord, *, available=None):
        """
        进行基于 Record 的权限判定，返回可用列。
        :param user:
        :param action:
        :param record:
        :param available: 限定检查范围
        :return: 可用列
        """
        assert action not in (A.QUERY, A.CREATE), "meaningless action check with record: [%s]" % action

        # 先行匹配规则适用范围
        rules = []
        for rule in self.record_checks:
            if record.table == rule[0] and action in rule[1]:
                rules.append(rule)

        # 逐个过检查
        if available is None: available = self.can_with_columns(user, action, record.table, record.keys())
        else: available = list(available)
        bak = available.copy()

        for rule in rules:
            ret = rule[-1](self, user, action, record, available)
            if isinstance(ret, (tuple, set, list)):
                available = list(ret)
            elif ret == '*':
                available = list(bak)
            elif not ret:
                available = []

        return available
def can_with_record(self, user, action, record: DataRecord, *, available=None):
        """
        进行基于 Record 的权限判定，返回可用列。
        :param user:
        :param action:
        :param record:
        :param available: 限定检查范围
        :return: 可用列
        """
        assert action not in (A.QUERY, A.CREATE), "meaningless action check with record: [%s]" % action

        # 先行匹配规则适用范围
        rules = []
        for rule in self.record_checks:
            if record.table == rule[0] and action in rule[1]:
                rules.append(rule)

        # 逐个过检查
        if available is None: available = self.can_with_columns(user, action, record.table, record.keys())
        else: available = list(available)
        bak = available.copy()

        for rule in rules:
            ret = rule[-1](self, user, action, record, available)
            if isinstance(ret, (tuple, set, list)):
                available = list(ret)
            elif ret == '*':
                available = list(bak)
            elif not ret:
                available = []

        return available
def can_with_record ( self , user , action , record : DataRecord , * , available = None ) : assert action not in ( A . QUERY , A . CREATE ) , "meaningless action check with record: [%s]" % action # 先行匹配规则适用范围 rules = [ ] for rule in self . record_checks : if record . table == rule [ 0 ] and action in rule [ 1 ] : rules . append ( rule ) # 逐个过检查 if available is None : available = self . can_with_columns ( user , action , record . table , record . keys ( ) ) else : available = list ( available ) bak = available . copy ( ) for rule in rules : ret = rule [ - 1 ] ( self , user , action , record , available ) if isinstance ( ret , ( tuple , set , list ) ) : available = list ( ret ) elif ret == '*' : available = list ( bak ) elif not ret : available = [ ] return available
进行基于 Record 的权限判定，返回可用列。
        :param user:
        :param action:
        :param record:
        :param available: 限定检查范围
        :return: 可用列
进行基于 Record 的权限判定，返回可用列。 : param user : : param action : : param record : : param available : 限定检查范围 : return : 可用列