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jumpserver/apps/assets/pagination.py

53 lines
1.9 KiB

from rest_framework.pagination import LimitOffsetPagination
from rest_framework.request import Request
from common.utils import get_logger
from assets.models import Node
logger = get_logger(__name__)
class AssetPaginationBase(LimitOffsetPagination):
def init_attrs(self, queryset, request: Request, view=None):
self._request = request
self._view = view
self._user = request.user
def paginate_queryset(self, queryset, request: Request, view=None):
self.init_attrs(queryset, request, view)
return super().paginate_queryset(queryset, request, view=None)
def get_count(self, queryset):
exclude_query_params = {
self.limit_query_param,
self.offset_query_param,
'key', 'all', 'show_current_asset',
'cache_policy', 'display', 'draw',
'order', 'node', 'node_id', 'fields_size',
}
for k, v in self._request.query_params.items():
if k not in exclude_query_params and v is not None:
logger.warn(f'Not hit node.assets_amount because find a unknow query_param `{k}` -> {self._request.get_full_path()}')
return super().get_count(queryset)
node_assets_count = self.get_count_from_nodes(queryset)
if node_assets_count is None:
return super().get_count(queryset)
return node_assets_count
def get_count_from_nodes(self, queryset):
raise NotImplementedError
class NodeAssetTreePagination(AssetPaginationBase):
def get_count_from_nodes(self, queryset):
is_query_all = self._view.is_query_node_all_assets
if is_query_all:
node = self._view.node
if not node:
node = Node.org_root()
if node:
logger.debug(f'Hit node.assets_amount[{node.assets_amount}] -> {self._request.get_full_path()}')
return node.assets_amount
return None