[CORD-1796] Generate swagger spec from xproto

Change-Id: Ia5697b386b216d677bef73f08c36c022e28038ca
diff --git a/docs/swagger/ui/oauth2-redirect.html b/docs/swagger/ui/oauth2-redirect.html
new file mode 100644
index 0000000..a7eb162
--- /dev/null
+++ b/docs/swagger/ui/oauth2-redirect.html
@@ -0,0 +1,57 @@
+<!doctype html>
+<html lang="en-US">
+<body onload="run()">
+</body>
+</html>
+<script>
+    'use strict';
+    function run () {
+        var oauth2 = window.opener.swaggerUIRedirectOauth2;
+        var sentState = oauth2.state;
+        var redirectUrl = oauth2.redirectUrl;
+        var isValid, qp, arr;
+
+        if (/code|token|error/.test(window.location.hash)) {
+            qp = window.location.hash.substring(1);
+        } else {
+            qp = location.search.substring(1);
+        }
+
+        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)
+                }
+        ) : {}
+
+        isValid = qp.state === sentState
+
+        if (oauth2.auth.schema.get("flow") === "accessCode" && !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"
+                });
+            }
+
+            if (qp.code) {
+                delete oauth2.state;
+                oauth2.auth.code = qp.code;
+                oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
+            } else {
+                oauth2.errCb({
+                    authId: oauth2.auth.name,
+                    source: "auth",
+                    level: "error",
+                    message: "Authorization failed: no accessCode received from the server"
+                });
+            }
+        } else {
+            oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl});
+        }
+        window.close();
+    }
+</script>