Update changelog for 1.5.0

* Added test for #82 - readonly SlugRelatedField not showing format uuid
* Added ArticleGroup model
* Added example of SlugRelatedField to a uuid field with and without readonly
* Check remote_field.model in get_related_model

Closes #82.

README.rst

@@ -134,7 +134,7 @@ In ``urls.py``:
    )
 
    urlpatterns = [
-      url(r'^swagger(?P<format>.json|.yaml)$', schema_view.without_ui(cache_timeout=None), name='schema-json'),
+      url(r'^swagger(?P<format>\.json|\.yaml)$', schema_view.without_ui(cache_timeout=None), name='schema-json'),
       url(r'^swagger/$', schema_view.with_ui('swagger', cache_timeout=None), name='schema-swagger-ui'),
       url(r'^redoc/$', schema_view.with_ui('redoc', cache_timeout=None), name='schema-redoc'),
       ...

docs/changelog.rst

@@ -3,6 +3,47 @@ Changelog
 #########
 
 
+*********
+**1.5.0**
+*********
+
+*Release date: Mar 12, 2018*
+
+- **IMPROVED:** ``serializers.HiddenField`` are now hidden (:issue:`78`, :pr:`79`, thanks to :ghuser:`therefromhere`)
+
+  *NOTE:* in order for this to work, you will have to add the new ``drf_yasg.inspectors.HiddenFieldInspector`` to your
+  ``DEFAULT_FIELD_INSPECTORS`` array if you changed it from the default value
+
+- **IMPROVED:** type of model field is now detected for ``serializers.SlugRelatedField`` with ``read_only=True``
+  (:issue:`82`, :pr:`83`, thanks to :ghuser:`therefromhere`)
+
+*********
+**1.4.7**
+*********
+
+*Release date: Mar 05, 2018*
+
+- **FIXED:** prevent crashes caused by attempting to delete object attributes which do not exist in the first place
+  (:issue:`76`)
+
+*********
+**1.4.6**
+*********
+
+*Release date: Mar 05, 2018*
+
+- **IMPROVED:** updated ``swagger-ui`` to version 3.12.0
+- **IMPROVED:** updated ``ReDoc`` to version 1.21.2
+
+*********
+**1.4.5**
+*********
+
+*Release date: Mar 05, 2018*
+
+- **FIXED:** fixed an issue with modification of ``swagger_auto_schema`` arguments in-place during introspection, which
+  would sometimes cause an incomplete Swagger document to be generated after the first pass (:issue:`74`, :pr:`75`)
+
 *********
 **1.4.4**
 *********

docs/settings.rst

@@ -66,6 +66,7 @@ to this list.
 :class:`'drf_yasg.inspectors.ChoiceFieldInspector' <.inspectors.ChoiceFieldInspector>`, |br| \
 :class:`'drf_yasg.inspectors.FileFieldInspector' <.inspectors.FileFieldInspector>`, |br| \
 :class:`'drf_yasg.inspectors.DictFieldInspector' <.inspectors.DictFieldInspector>`, |br| \
+:class:`'drf_yasg.inspectors.HiddenFieldInspector' <.inspectors.HiddenFieldInspector>`, |br| \
 :class:`'drf_yasg.inspectors.SimpleFieldInspector' <.inspectors.SimpleFieldInspector>`, |br| \
 :class:`'drf_yasg.inspectors.StringDefaultFieldInspector' <.inspectors.StringDefaultFieldInspector>`, |br| \
 ``]``

package-lock.json

@@ -211,9 +211,9 @@
       "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw=="
     },
     "readable-stream": {
-      "version": "2.3.4",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.4.tgz",
-      "integrity": "sha512-vuYxeWYM+fde14+rajzqgeohAI7YoJcHE7kXDAc4Nk0EbuKnJfqtY9YtRkLo/tqkuF7MsBQRhPnPeyjYITp3ZQ==",
+      "version": "2.3.5",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.5.tgz",
+      "integrity": "sha512-tK0yDhrkygt/knjowCUiWP9YdV7c5R+8cR0r/kt9ZhBU906Fs6RpQJCEilamRJj1Nx2rWI6LkW9gKqjTkshhEw==",
       "requires": {
         "core-util-is": "1.0.2",
         "inherits": "2.0.3",
@@ -225,9 +225,9 @@
       }
     },
     "redoc": {
-      "version": "1.21.0",
-      "resolved": "https://registry.npmjs.org/redoc/-/redoc-1.21.0.tgz",
-      "integrity": "sha1-RY8E7b7MqyVbQORhZA0eRG949N0=",
+      "version": "1.21.2",
+      "resolved": "https://registry.npmjs.org/redoc/-/redoc-1.21.2.tgz",
+      "integrity": "sha1-uMeLfDxtwFjmeZniwvYbqFjewaY=",
       "requires": {
         "core-js": "2.5.3",
         "dropkickjs": "2.1.10",
@@ -301,7 +301,7 @@
       "requires": {
         "builtin-status-codes": "3.0.0",
         "inherits": "2.0.3",
-        "readable-stream": "2.3.4",
+        "readable-stream": "2.3.5",
         "to-arraybuffer": "1.0.1",
         "xtend": "4.0.1"
       }
@@ -315,9 +315,9 @@
       }
     },
     "swagger-ui-dist": {
-      "version": "3.10.0",
-      "resolved": "https://registry.npmjs.org/swagger-ui-dist/-/swagger-ui-dist-3.10.0.tgz",
-      "integrity": "sha1-ilrzP/ImPHFaFD9z8qjUfVOZQ+8="
+      "version": "3.12.1",
+      "resolved": "https://registry.npmjs.org/swagger-ui-dist/-/swagger-ui-dist-3.12.1.tgz",
+      "integrity": "sha1-uIeIiPAM8BPvlf9xfluRK9SoTjo="
     },
     "tiny-emitter": {
       "version": "2.0.2",

package.json

@@ -1,8 +1,8 @@
 {
   "name": "drf-yasg",
   "dependencies": {
-    "redoc": "^1.21.0",
-    "swagger-ui-dist": "^3.10.0"
+    "redoc": "^1.21.2",
+    "swagger-ui-dist": "^3.12.1"
   },
   "repository": {
     "type": "git",

src/drf_yasg/app_settings.py

@@ -11,6 +11,7 @@ SWAGGER_DEFAULTS = {
         'drf_yasg.inspectors.ChoiceFieldInspector',
         'drf_yasg.inspectors.FileFieldInspector',
         'drf_yasg.inspectors.DictFieldInspector',
+        'drf_yasg.inspectors.HiddenFieldInspector',
         'drf_yasg.inspectors.SimpleFieldInspector',
         'drf_yasg.inspectors.StringDefaultFieldInspector',
     ],

src/drf_yasg/generators.py

@@ -1,3 +1,4 @@
+import copy
 import logging
 import re
 from collections import OrderedDict, defaultdict
@@ -355,9 +356,9 @@ class OpenAPISchemaGenerator(object):
 
         view_inspector = view_inspector_cls(view, path, method, components, request, overrides)
         operation = view_inspector.get_operation(operation_keys)
-        if set(operation.consumes) == set(self.consumes):
+        if 'consumes' in operation and set(operation.consumes) == set(self.consumes):
             del operation.consumes
-        if set(operation.produces) == set(self.produces):
+        if 'produces' in operation and set(operation.produces) == set(self.produces):
             del operation.produces
         return operation
 
@@ -388,7 +389,7 @@ class OpenAPISchemaGenerator(object):
         if method in overrides:
             overrides = overrides[method]
 
-        return overrides
+        return copy.deepcopy(overrides)
 
     def get_path_parameters(self, path, view_cls):
         """Return a list of Parameter instances corresponding to any templated path variables.

src/drf_yasg/inspectors/__init__.py

@@ -4,7 +4,8 @@ from .base import (
 )
 from .field import (
     CamelCaseJSONFilter, ChoiceFieldInspector, DictFieldInspector, FileFieldInspector, InlineSerializerInspector,
-    ReferencingSerializerInspector, RelatedFieldInspector, SimpleFieldInspector, StringDefaultFieldInspector
+    ReferencingSerializerInspector, RelatedFieldInspector, SimpleFieldInspector, StringDefaultFieldInspector,
+    HiddenFieldInspector,
 )
 from .query import CoreAPICompatInspector, DjangoRestResponsePagination
 from .view import SwaggerAutoSchema
@@ -24,7 +25,7 @@ __all__ = [
     # field inspectors
     'InlineSerializerInspector', 'ReferencingSerializerInspector', 'RelatedFieldInspector', 'SimpleFieldInspector',
     'FileFieldInspector', 'ChoiceFieldInspector', 'DictFieldInspector', 'StringDefaultFieldInspector',
-    'CamelCaseJSONFilter',
+    'CamelCaseJSONFilter', 'HiddenFieldInspector',
 
     # view inspectors
     'SwaggerAutoSchema',

src/drf_yasg/inspectors/field.py

@@ -89,9 +89,9 @@ class InlineSerializerInspector(SerializerInspector):
                     properties=properties,
                     required=required or None,
                 )
-                if not ref_name:
+                if not ref_name and 'title' in result:
                     # on an inline model, the title is derived from the field name
-                    # but is visually displayed like the model named, which is confusing
+                    # but is visually displayed like the model name, which is confusing
                     # it is better to just remove title from inline models
                     del result.title
                 return result
@@ -161,7 +161,11 @@ def get_related_model(model, source):
     :return: related model or ``None``
     """
     try:
-        return getattr(model, source).rel.related_model
+        descriptor = getattr(model, source)
+        try:
+            return descriptor.rel.related_model
+        except Exception:
+            return descriptor.field.remote_field.model
     except Exception:  # pragma: no cover
         return None
 
@@ -465,11 +469,21 @@ class DictFieldInspector(FieldInspector):
         return NotHandled
 
 
+class HiddenFieldInspector(FieldInspector):
+    """Hide ``HiddenField``."""
+
+    def field_to_swagger_object(self, field, swagger_object_type, use_references, **kwargs):
+        if isinstance(field, serializers.HiddenField):
+            return None
+
+        return NotHandled
+
+
 class StringDefaultFieldInspector(FieldInspector):
     """For otherwise unhandled fields, return them as plain :data:`.TYPE_STRING` objects."""
 
     def field_to_swagger_object(self, field, swagger_object_type, use_references, **kwargs):  # pragma: no cover
-        # TODO unhandled fields: TimeField HiddenField JSONField
+        # TODO unhandled fields: TimeField JSONField
         SwaggerType, ChildSwaggerType = self._get_partial_types(field, swagger_object_type, use_references, **kwargs)
         return SwaggerType(type=openapi.TYPE_STRING)
 

src/drf_yasg/static/drf-yasg/swagger-ui-dist/oauth2-redirect.html

@@ -45,11 +45,18 @@
                 oauth2.auth.code = qp.code;
                 oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
             } else {
+                let oauthErrorMsg
+                if (qp.error) {
+                    oauthErrorMsg = "["+qp.error+"]: " +
+                        (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +
+                        (qp.error_uri ? "More info: "+qp.error_uri : "");
+                }
+
                 oauth2.errCb({
                     authId: oauth2.auth.name,
                     source: "auth",
                     level: "error",
-                    message: "Authorization failed: no accessCode received from the server"
+                    message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server"
                 });
             }
         } else {

src/drf_yasg/utils.py

@@ -11,10 +11,15 @@ from rest_framework.views import APIView
 
 logger = logging.getLogger(__name__)
 
-#: used to forcibly remove the body of a request via :func:`.swagger_auto_schema`
-no_body = object()
 
-unset = object()
+class no_body(object):
+    """Used as a sentinel value to forcibly remove the body of a request via :func:`.swagger_auto_schema`."""
+    pass
+
+
+class unset(object):
+    """Used as a sentinel value for function parameters not set by the caller where ``None`` would be a valid value."""
+    pass
 
 
 def swagger_auto_schema(method=None, methods=None, auto_schema=unset, request_body=None, query_serializer=None,
@@ -33,7 +38,7 @@ def swagger_auto_schema(method=None, methods=None, auto_schema=unset, request_bo
     :param .inspectors.SwaggerAutoSchema auto_schema: custom class to use for generating the Operation object;
         this overrides both the class-level ``swagger_schema`` attribute and the ``DEFAULT_AUTO_SCHEMA_CLASS``
         setting, and can be set to ``None`` to prevent this operation from being generated
-    :param .Schema,.SchemaRef,.Serializer request_body: custom request body, or :data:`.no_body`. The value given here
+    :param .Schema,.SchemaRef,.Serializer request_body: custom request body, or :class:`.no_body`. The value given here
         will be used as the ``schema`` property of a :class:`.Parameter` with ``in: 'body'``.
 
         A Schema or SchemaRef is not valid if this request consumes form-data, because ``form`` and ``body`` parameters

testproj/articles/migrations/0003_auto_20180310_0142.py

@@ -0,0 +1,36 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-03-10 01:42
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0002_article_article_type'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ArticleGroup',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, unique=True)),
+                ('title', models.CharField(help_text='title model help_text', max_length=255, unique=True)),
+                ('slug', models.SlugField(blank=True, help_text='slug model help_text', unique=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='group',
+            field=models.ForeignKey(blank=True, default=None, on_delete=django.db.models.deletion.PROTECT, related_name='articles_as_main', to='articles.ArticleGroup'),
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='original_group',
+            field=models.ForeignKey(blank=True, default=None, on_delete=django.db.models.deletion.PROTECT, related_name='articles_as_original', to='articles.ArticleGroup'),
+        ),
+    ]

testproj/articles/models.py

@@ -1,3 +1,5 @@
+import uuid
+
 from django.db import models
 
 
@@ -14,3 +16,14 @@ class Article(models.Model):
     )
 
     cover = models.ImageField(upload_to='article/original/', blank=True)
+    group = models.ForeignKey('ArticleGroup', related_name='articles_as_main', blank=True, default=None,
+                              on_delete=models.PROTECT)
+    original_group = models.ForeignKey('ArticleGroup', related_name='articles_as_original', blank=True, default=None,
+                                       on_delete=models.PROTECT)
+
+
+class ArticleGroup(models.Model):
+    uuid = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
+
+    title = models.CharField(help_text="title model help_text", max_length=255, blank=False, unique=True)
+    slug = models.SlugField(help_text="slug model help_text", unique=True, blank=True)

testproj/articles/serializers.py

@@ -1,7 +1,7 @@
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers
 
-from articles.models import Article
+from articles.models import Article, ArticleGroup
 
 
 class ArticleSerializer(serializers.ModelSerializer):
@@ -12,11 +12,13 @@ class ArticleSerializer(serializers.ModelSerializer):
     )
     uuid = serializers.UUIDField(help_text="should articles have UUIDs?", read_only=True)
     cover_name = serializers.FileField(use_url=False, source='cover', read_only=True)
+    group = serializers.SlugRelatedField(slug_field='uuid', queryset=ArticleGroup.objects.all())
+    original_group = serializers.SlugRelatedField(slug_field='uuid', read_only=True)
 
     class Meta:
         model = Article
         fields = ('title', 'author', 'body', 'slug', 'date_created', 'date_modified',
-                  'references', 'uuid', 'cover', 'cover_name', 'article_type')
+                  'references', 'uuid', 'cover', 'cover_name', 'article_type', 'group', 'original_group', )
         read_only_fields = ('date_created', 'date_modified',
                             'references', 'uuid', 'cover_name')
         lookup_field = 'slug'

testproj/todo/serializer.py

@@ -1,3 +1,4 @@
+from django.utils import timezone
 from rest_framework import serializers
 
 from .models import Todo, TodoAnother, TodoYetAnother
@@ -6,7 +7,9 @@ from .models import Todo, TodoAnother, TodoYetAnother
 class TodoSerializer(serializers.ModelSerializer):
     class Meta:
         model = Todo
-        fields = ('title',)
+        fields = ('title', 'a_hidden_field',)
+
+    a_hidden_field = serializers.HiddenField(default=timezone.now)
 
 
 class TodoAnotherSerializer(serializers.ModelSerializer):

tests/reference.yaml

@@ -542,6 +542,7 @@ definitions:
     required:
       - title
       - body
+      - group
     type: object
     properties:
       title:
@@ -601,6 +602,13 @@ definitions:
           - 3
           - 7
           - 8
+      group:
+        type: string
+        format: uuid
+      original_group:
+        type: string
+        format: uuid
+        readOnly: true
   Project:
     required:
       - projectName

tests/test_schema_generator.py

@@ -2,11 +2,14 @@ import json
 from collections import OrderedDict
 
 import pytest
+from rest_framework import routers, serializers, viewsets
+from rest_framework.response import Response
 
 from drf_yasg import codecs, openapi
 from drf_yasg.codecs import yaml_sane_load
 from drf_yasg.errors import SwaggerGenerationError
 from drf_yasg.generators import OpenAPISchemaGenerator
+from drf_yasg.utils import swagger_auto_schema
 
 
 def test_schema_is_valid(swagger, codec_yaml):
@@ -79,3 +82,34 @@ def test_securiy_requirements(swagger_settings, mock_schema_request):
 
     swagger = generator.get_schema(mock_schema_request, public=True)
     assert swagger['security'] == []
+
+
+def test_replaced_serializer():
+    class DetailSerializer(serializers.Serializer):
+        detail = serializers.CharField()
+
+    class DetailViewSet(viewsets.ViewSet):
+        serializer_class = DetailSerializer
+
+        @swagger_auto_schema(responses={404: openapi.Response("Not found or Not accessible", DetailSerializer)})
+        def retrieve(self, request, pk=None):
+            serializer = DetailSerializer({'detail': None})
+            return Response(serializer.data)
+
+    router = routers.DefaultRouter()
+    router.register(r'details', DetailViewSet, base_name='details')
+
+    generator = OpenAPISchemaGenerator(
+        info=openapi.Info(title="Test generator", default_version="v1"),
+        version="v2",
+        url='',
+        patterns=router.urls
+    )
+
+    for _ in range(3):
+        swagger = generator.get_schema(None, True)
+        assert 'Detail' in swagger['definitions']
+        assert 'detail' in swagger['definitions']['Detail']['properties']
+        responses = swagger['paths']['/details/{id}/']['get']['responses']
+        assert '404' in responses
+        assert responses['404']['schema']['$ref'] == "#/definitions/Detail"