ACSBP-3718 Update to use openapi 3.1

.flake8

@@ -3,3 +3,5 @@ max-line-length = 120
 exclude = .git/*, build/*, examples/*, venv/*, setup.py
 per-file-ignores =
     flask_rebar/__init__.py: F401 flask_rebar/*/__init__.py: F401
+select = B950
+extend-ignore = E501

README.rst

@@ -111,6 +111,15 @@ Installation
    pip install flask-rebar
 
 
+Replacing static swagger-ui files
+-------------
+
+If you'd like to replace swagger-ui's static files (`flask_rebar/swagger_ui/static`) with those of the latest release,
+run the following from the root of the project.
+
+.. code-block::
+    curl -L https://api.github.com/repos/swagger-api/swagger-ui/tarball | tar -xv --directory=flask_rebar/swagger_ui/static --strip-components=2 "*/dist/"
+
 Documentation
 -------------
 

flask_rebar/swagger_generation/authenticator_to_swagger.py

@@ -43,12 +43,12 @@ def get_security_schemes(self, obj, context):
 
         OpenAPI Specification for defining security schemes
         2.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md#security-definitions-object
-        3.0.2: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.2.md#fixed-fields-6
+        3.1.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.1.0.md#fixed-fields-6
                 (see securitySchemes field)
 
         OpenAPI Specification for Security Scheme Object
         2.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md#security-scheme-object
-        3.0.2: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.2.md#security-scheme-object
+        3.1.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.1.0.md#security-scheme-object
 
 
         Example: An authenticator that makes use of an api_key and an application_key scheme
@@ -81,7 +81,7 @@ def get_security_requirements(self, obj, context):
 
         OpenAPI Specification for Security Requirement Object
         2.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md#security-requirement-object
-        3.0.2: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.2.md#security-requirement-object
+        3.1.0: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.1.0.md#security-requirement-object
 
         Example: Require oauth with scope "read:stuff" OR api_key AND application_key
         [

flask_rebar/swagger_generation/marshmallow_to_swagger.py

@@ -295,11 +295,16 @@ def convert(self, obj, context):
                         )
                     )
 
-        if context.openapi_version == 3 and obj.allow_none:
-            jsonschema_obj["nullable"] = True
-
         return jsonschema_obj
 
+    # With OpenApi 3.1 nullable has been removed entirely
+    # and allowing 'none' means we return an array of allowed types that includes sw.null
+    def null_type_determination(self, obj, context, sw_type):
+        if context.openapi_version == 3 and obj.allow_none:
+            return [sw_type, sw.null]
+        else:
+            return sw_type
+
     @sets_swagger_attr(sw.default)
     def get_default(self, obj, context):
         if (
@@ -349,7 +354,7 @@ class ListConverter(FieldConverter):
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.array
+        return self.null_type_determination(obj, context, sw.array)
 
     @sets_swagger_attr(sw.items)
     def get_items(self, obj, context):
@@ -361,47 +366,47 @@ class DictConverter(FieldConverter):
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.object_
+        return self.null_type_determination(obj, context, sw.object_)
 
 
 class IntegerConverter(FieldConverter):
     MARSHMALLOW_TYPE = m.fields.Integer
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.integer
+        return self.null_type_determination(obj, context, sw.integer)
 
 
 class StringConverter(FieldConverter):
     MARSHMALLOW_TYPE = m.fields.String
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.string
+        return self.null_type_determination(obj, context, sw.string)
 
 
 class NumberConverter(FieldConverter):
     MARSHMALLOW_TYPE = m.fields.Number
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.number
+        return self.null_type_determination(obj, context, sw.number)
 
 
 class BooleanConverter(FieldConverter):
     MARSHMALLOW_TYPE = m.fields.Boolean
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.boolean
+        return self.null_type_determination(obj, context, sw.boolean)
 
 
 class DateTimeConverter(FieldConverter):
     MARSHMALLOW_TYPE = m.fields.DateTime
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.string
+        return self.null_type_determination(obj, context, sw.string)
 
     @sets_swagger_attr(sw.format_)
     def get_format(self, obj, context):
@@ -413,7 +418,7 @@ class UUIDConverter(FieldConverter):
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.string
+        return self.null_type_determination(obj, context, sw.string)
 
     @sets_swagger_attr(sw.format_)
     def get_format(self, obj, context):
@@ -425,7 +430,7 @@ class DateConverter(FieldConverter):
 
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
-        return sw.string
+        return self.null_type_determination(obj, context, sw.string)
 
     @sets_swagger_attr(sw.format_)
     def get_format(self, obj, context):
@@ -438,7 +443,9 @@ class MethodConverter(FieldConverter):
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
         if "swagger_type" in obj.metadata:
-            return obj.metadata["swagger_type"]
+            return self.null_type_determination(
+                obj, context, obj.metadata["swagger_type"]
+            )
         else:
             raise ValueError(
                 'Must include "swagger_type" ' "keyword argument in Method field"
@@ -451,7 +458,9 @@ class FunctionConverter(FieldConverter):
     @sets_swagger_attr(sw.type_)
     def get_type(self, obj, context):
         if "swagger_type" in obj.metadata:
-            return obj.metadata["swagger_type"]
+            return self.null_type_determination(
+                obj, context, obj.metadata["swagger_type"]
+            )
         else:
             raise ValueError(
                 'Must include "swagger_type" ' "keyword argument in Function field"
@@ -653,13 +662,13 @@ def get_type(self, obj, context):
             # I'm going out on a limb and assuming your enum uses same type for all vals, else caveat emptor:
             value_type = type(next(iter(obj.enum)).value)
             if value_type is int:
-                return sw.integer
+                return self.null_type_determination(obj, context, sw.integer)
             elif value_type is float:
-                return sw.number
+                return self.null_type_determination(obj, context, sw.number)
             else:
-                return sw.string
+                return self.null_type_determination(obj, context, sw.string)
         else:
-            return sw.string
+            return self.null_type_determination(obj, context, sw.string)
 
     @sets_swagger_attr(sw.enum)
     def get_enum(self, obj, context):

flask_rebar/swagger_generation/swagger_generator_v3.py

@@ -30,7 +30,7 @@
 
 
 class SwaggerV3Generator(SwaggerGenerator):
-    """Generates a v3.0.2 Swagger specification from a Rebar object.
+    """Generates a v3.1.0 Swagger specification from a Rebar object.
 
     Not all things are retrievable from the Rebar object, so this
     guy also needs some additional information to complete the job.
@@ -49,7 +49,7 @@ class SwaggerV3Generator(SwaggerGenerator):
         A list of Server Objects to set as the server metadata for the specification.
     """
 
-    _open_api_version = "3.0.2"
+    _open_api_version = "3.1.0"
 
     def __init__(
         self,

flask_rebar/swagger_ui/static/index.css

@@ -0,0 +1,16 @@
+html {
+    box-sizing: border-box;
+    overflow: -moz-scrollbars-vertical;
+    overflow-y: scroll;
+}
+
+*,
+*:before,
+*:after {
+    box-sizing: inherit;
+}
+
+body {
+    margin: 0;
+    background: #fafafa;
+}

flask_rebar/swagger_ui/static/index.html

@@ -0,0 +1,19 @@
+<!-- HTML for static distribution bundle build -->
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <title>Swagger UI</title>
+    <link rel="stylesheet" type="text/css" href="./swagger-ui.css" />
+    <link rel="stylesheet" type="text/css" href="index.css" />
+    <link rel="icon" type="image/png" href="./favicon-32x32.png" sizes="32x32" />
+    <link rel="icon" type="image/png" href="./favicon-16x16.png" sizes="16x16" />
+  </head>
+
+  <body>
+    <div id="swagger-ui"></div>
+    <script src="./swagger-ui-bundle.js" charset="UTF-8"> </script>
+    <script src="./swagger-ui-standalone-preset.js" charset="UTF-8"> </script>
+    <script src="./swagger-initializer.js" charset="UTF-8"> </script>
+  </body>
+</html>

flask_rebar/swagger_ui/static/oauth2-redirect.html

@@ -1,8 +1,9 @@
 <!doctype html>
 <html lang="en-US">
-<body onload="run()">
-</body>
-</html>
+<head>
+    <title>Swagger UI: OAuth2 Redirect</title>
+</head>
+<body>
 <script>
     'use strict';
     function run () {
@@ -12,31 +13,32 @@
         var isValid, qp, arr;
 
         if (/code|token|error/.test(window.location.hash)) {
-            qp = window.location.hash.substring(1);
+            qp = window.location.hash.substring(1).replace('?', '&');
         } else {
             qp = location.search.substring(1);
         }
 
-        arr = qp.split("&")
-        arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace('=', '":"') + '"';})
+        arr = qp.split("&");
+        arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace('=', '":"') + '"';});
         qp = qp ? JSON.parse('{' + arr.join() + '}',
                 function (key, value) {
-                    return key === "" ? value : decodeURIComponent(value)
+                    return key === "" ? value : decodeURIComponent(value);
                 }
-        ) : {}
+        ) : {};
 
-        isValid = qp.state === sentState
+        isValid = qp.state === sentState;
 
         if ((
-          oauth2.auth.schema.get("flow") === "accessCode"||
-          oauth2.auth.schema.get("flow") === "authorizationCode"
+          oauth2.auth.schema.get("flow") === "accessCode" ||
+          oauth2.auth.schema.get("flow") === "authorizationCode" ||
+          oauth2.auth.schema.get("flow") === "authorization_code"
         ) && !oauth2.auth.code) {
             if (!isValid) {
                 oauth2.errCb({
                     authId: oauth2.auth.name,
                     source: "auth",
                     level: "warning",
-                    message: "Authorization may be unsafe, passed state was changed in server Passed state wasn't returned from auth server"
+                    message: "Authorization may be unsafe, passed state was changed in server. The passed state wasn't returned from auth server."
                 });
             }
 
@@ -45,7 +47,7 @@
                 oauth2.auth.code = qp.code;
                 oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
             } else {
-                let oauthErrorMsg
+                let oauthErrorMsg;
                 if (qp.error) {
                     oauthErrorMsg = "["+qp.error+"]: " +
                         (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +
@@ -56,12 +58,22 @@
                     authId: oauth2.auth.name,
                     source: "auth",
                     level: "error",
-                    message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server"
+                    message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server."
                 });
             }
         } else {
             oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl});
         }
         window.close();
     }
+
+    if (document.readyState !== 'loading') {
+        run();
+    } else {
+        document.addEventListener('DOMContentLoaded', function () {
+            run();
+        });
+    }
 </script>
+</body>
+</html>

flask_rebar/swagger_ui/static/swagger-initializer.js

@@ -0,0 +1,20 @@
+window.onload = function() {
+  //<editor-fold desc="Changeable Configuration Block">
+
+  // the following lines will be replaced by docker/configurator, when it runs in a docker-container
+  window.ui = SwaggerUIBundle({
+    url: "https://petstore.swagger.io/v2/swagger.json",
+    dom_id: '#swagger-ui',
+    deepLinking: true,
+    presets: [
+      SwaggerUIBundle.presets.apis,
+      SwaggerUIStandalonePreset
+    ],
+    plugins: [
+      SwaggerUIBundle.plugins.DownloadUrl
+    ],
+    layout: "StandaloneLayout"
+  });
+
+  //</editor-fold>
+};