complete redesign

lib/AuthHandler.ts

@@ -1,3 +1,10 @@
+/*
+ * Copyright (C) Sapphirecode - All Rights Reserved
+ * This file is part of Auth-Server-Helper which is released under MIT.
+ * See file 'LICENSE' for full license details.
+ * Created by Timo Hocker <timo@scode.ovh>, January 2021
+ */
+
 import { IncomingMessage, ServerResponse } from 'http';
 import { to_utf8 } from '@sapphirecode/encoding-helper';
 import auth from './Authority';
@@ -29,16 +36,19 @@ class AuthRequest {
   public is_basic: boolean;
   public user: string;
   public password: string;
+  public body: string;
 
   private _cookie_name?: string;
 
   public constructor (
     req: IncomingMessage,
     res: ServerResponse,
+    body: string,
     cookie?: string
   ) {
     this.request = req;
     this.response = res;
+    this.body = body;
     this.is_basic = false;
     this.user = '';
     this.password = '';
@@ -88,6 +98,23 @@ class AuthRequest {
     return result;
   }
 
+  public allow_part (part_token_expires_in: number, module: string): string {
+    this.default_header ();
+
+    const pt = auth.sign ('part_token', part_token_expires_in, module);
+
+    const res = {
+      token_type: 'bearer',
+      part_token: pt.signature,
+      expires_in: part_token_expires_in
+    };
+
+    this.response.writeHead (200);
+    this.response.end (JSON.stringify (res));
+
+    return pt.id;
+  }
+
   public invalid (error_description?: string) {
     this.default_header ();
     this.response.writeHead (400);
@@ -117,11 +144,22 @@ export default function create_auth_handler (
   default_handler: AuthRequestHandler,
   options?: CreateHandlerOptions
 ) {
-  return function process_request (
+  // eslint-disable-next-line max-lines-per-function
+  return async function process_request (
     req: IncomingMessage,
     res: ServerResponse
-  ): Promise<void>|void {
-    const request = new AuthRequest (req, res, options?.cookie_name);
+  ): Promise<void> {
+    const body: string = await new Promise ((resolve) => {
+      let data = '';
+      req.on ('data', (c) => {
+        data += c;
+      });
+      req.on ('end', () => {
+        resolve (data);
+      });
+    });
+
+    const request = new AuthRequest (req, res, body, options?.cookie_name);
     const token = (/(?<type>\S+) (?<token>.+)/ui)
       .exec (req.headers.authorization as string);