[Update] 修改api meta data

apps/common/drfmetadata.py

+# -*- coding: utf-8 -*-
+#
+from __future__ import unicode_literals
+
+from collections import OrderedDict
+
+from django.core.exceptions import PermissionDenied
+from django.http import Http404
+from django.utils.encoding import force_text
+
+from rest_framework.metadata import SimpleMetadata
+from rest_framework import exceptions, serializers
+from rest_framework.request import clone_request
+
+
+class SimpleMetadataWithFilters(SimpleMetadata):
+    """Override SimpleMetadata, adding info about filters"""
+
+    methods = {"PUT", "POST", "GET"}
+    attrs = [
+        'read_only', 'label', 'help_text',
+        'min_length', 'max_length',
+        'min_value', 'max_value', "write_only"
+    ]
+
+    def determine_actions(self, request, view):
+        """
+        For generic class based views we return information about
+        the fields that are accepted for 'PUT' and 'POST' methods.
+        """
+        actions = {}
+        for method in self.methods & set(view.allowed_methods):
+            view.request = clone_request(request, method)
+            try:
+                # Test global permissions
+                if hasattr(view, 'check_permissions'):
+                    view.check_permissions(view.request)
+                # Test object permissions
+                if method == 'PUT' and hasattr(view, 'get_object'):
+                    view.get_object()
+            except (exceptions.APIException, PermissionDenied, Http404):
+                pass
+            else:
+                # If user has appropriate permissions for the view, include
+                # appropriate metadata about the fields that should be supplied.
+                serializer = view.get_serializer()
+                actions[method] = self.get_serializer_info(serializer)
+            finally:
+                view.request = request
+        return actions
+
+    def get_field_info(self, field):
+        """
+        Given an instance of a serializer field, return a dictionary
+        of metadata about it.
+        """
+        field_info = OrderedDict()
+        field_info['type'] = self.label_lookup[field]
+        field_info['required'] = getattr(field, 'required', False)
+
+        for attr in self.attrs:
+            value = getattr(field, attr, None)
+            if value is not None and value != '':
+                field_info[attr] = force_text(value, strings_only=True)
+
+        if getattr(field, 'child', None):
+            field_info['child'] = self.get_field_info(field.child)
+        elif getattr(field, 'fields', None):
+            field_info['children'] = self.get_serializer_info(field)
+
+        if (not field_info.get('read_only') and
+            not isinstance(field, (serializers.RelatedField, serializers.ManyRelatedField)) and
+                hasattr(field, 'choices')):
+            field_info['choices'] = [
+                {
+                    'value': choice_value,
+                    'display_name': force_text(choice_name, strings_only=True)
+                }
+                for choice_value, choice_name in field.choices.items()
+            ]
+
+        return field_info
+
+    def get_filters_fields(self, request, view):
+        fields = []
+        if hasattr(view, 'get_filter_fields'):
+            fields = view.get_filter_fields(request)
+        elif hasattr(view, 'filter_fields'):
+            fields = view.filter_fields
+        return fields
+
+    def get_ordering_fields(self, request, view):
+        fields = []
+        if hasattr(view, 'get_ordering_fields'):
+            fields = view.get_filter_fields(request)
+        elif hasattr(view, 'ordering_fields'):
+            fields = view.filter_fields
+        return fields
+
+    def determine_metadata(self, request, view):
+        metadata = super(SimpleMetadataWithFilters, self).determine_metadata(request, view)
+        filter_fields = self.get_filters_fields(request, view)
+        order_fields = self.get_ordering_fields(request, view)
+
+        meta_get = metadata.get("actions", {}).get("GET", {})
+        for k, v in meta_get.items():
+            if k in filter_fields:
+                v["filter"] = True
+            if k in order_fields:
+                v["order"] = True
+        return metadata

apps/jumpserver/settings.py

@@ -374,6 +374,7 @@ REST_FRAMEWORK = {
         'rest_framework.filters.SearchFilter',
         'rest_framework.filters.OrderingFilter',
     ),
+    'DEFAULT_METADATA_CLASS': 'common.drfmetadata.SimpleMetadataWithFilters',
     'ORDERING_PARAM': "order",
     'SEARCH_PARAM': "search",
     'DATETIME_FORMAT': '%Y-%m-%d %H:%M:%S %z',