Move captcha support to another branch until I get time to fix it

This reverts commit 626d32d22b.

src/IConfig.ts

@@ -5,12 +5,6 @@ export default interface IConfig {
         proxying : boolean;
         proxyAllowedIps : string[];
     };
-    hcaptcha : {
-        enabled : boolean;
-        sitekey : string;
-        secret : string;
-        whitelist : string[];
-    };
     vm : {
         qemuArgs : string;
         vncPort : number;

src/User.ts

@@ -18,7 +18,6 @@ export class User {
     Config : IConfig;
     IP : string;
     vote : boolean | null;
-    captchaValidated : boolean;
     // Rate limiters
     ChatRateLimit : RateLimiter;
     LoginRateLimit : RateLimiter;
@@ -53,7 +52,6 @@ export class User {
         this.LoginRateLimit.on('limit', () => this.closeConnection());
         this.TurnRateLimit = new RateLimiter(5, 3);
         this.TurnRateLimit.on('limit', () => this.closeConnection());
-        this.captchaValidated = false;
     }
     assignGuestName(existingUsers : string[]) : string {
         var username;

src/WSServer.ts

@@ -12,7 +12,6 @@ import { createHash } from 'crypto';
 import { isIP } from 'net';
 import QEMUVM from './QEMUVM.js';
 import { Canvas, createCanvas, CanvasRenderingContext2D } from 'canvas';
-import hcaptcha from './hcaptcha.js';
 
 export default class WSServer {
     private Config : IConfig;
@@ -41,8 +40,6 @@ export default class WSServer {
     private turnsAllowed : boolean;
     // Indefinite turn
     private indefiniteTurn : User | null;
-    // Captcha
-    private captcha : hcaptcha;
     private ModPerms : number;  
     private VM : QEMUVM;
     constructor(config : IConfig, vm : QEMUVM) {
@@ -72,7 +69,6 @@ export default class WSServer {
         this.VM = vm;
         this.VM.on("dirtyrect", (j, x, y) => this.newrect(j, x, y));
         this.VM.on("size", (s) => this.newsize(s));
-        this.captcha = new hcaptcha(this.Config);
     }
 
     listen() {
@@ -135,8 +131,6 @@ export default class WSServer {
             ip = req.socket.remoteAddress;
         }
         var user = new User(ws, ip, this.Config);
-        if (this.captcha.checkIpValidated(user.IP))
-            user.captchaValidated = true;
         this.clients.push(user);
         ws.on('close', () => this.connectionClosed(user));
         ws.on('message', (e) => {
@@ -170,14 +164,10 @@ export default class WSServer {
         if (msgArr.length < 1) return;
         switch (msgArr[0]) {
             case "list":
-                if (this.Config.hcaptcha.enabled && !client.captchaValidated && this.Config.hcaptcha.whitelist.indexOf(client.IP) === -1)
-                    client.sendMsg(guacutils.encode("captcha", "0", this.Config.hcaptcha.sitekey));
                 client.sendMsg(guacutils.encode("list", this.Config.collabvm.node, this.Config.collabvm.displayname, await this.getThumbnail()));
                 break;
             case "connect":
-                if (!client.username || msgArr.length !== 2 || msgArr[1] !== this.Config.collabvm.node
-                    || (this.Config.hcaptcha.enabled && !client.captchaValidated && this.Config.hcaptcha.whitelist.indexOf(client.IP) === -1)
-                    ) {
+                if (!client.username || msgArr.length !== 2 || msgArr[1] !== this.Config.collabvm.node) {
                     client.sendMsg(guacutils.encode("connect", "0"));
                     return;
                 }
@@ -193,16 +183,6 @@ export default class WSServer {
                 if (this.voteInProgress) this.sendVoteUpdate(client);
                 this.sendTurnUpdate(client);
                 break;
-            case "captcha":
-                if (client.captchaValidated || msgArr.length !== 2) return;
-                var result = await this.captcha.validateToken(msgArr[1], client.IP);
-                if (result) {
-                    client.sendMsg(guacutils.encode("captcha", "1"));
-                    client.captchaValidated = true;
-                } else {
-                    client.sendMsg(guacutils.encode("captcha", "2"));
-                }
-                break;
             case "rename":
                 if (!client.RenameRateLimit.request()) return;
                 this.renameUser(client, msgArr[1]);

src/hcaptcha.ts

@@ -1,31 +0,0 @@
-import IConfig from "./IConfig";
-import axios from 'axios';
-import querystring from 'node:querystring';
-
-export default class hcaptcha {
-    Config : IConfig;
-    ValidIps : string[];
-    constructor(config : IConfig) {
-        this.Config = config;
-        this.ValidIps = [];
-    }
-    checkIpValidated(ip : string) : boolean {
-        return (this.ValidIps.indexOf(ip) !== -1);
-    }
-    validateToken(token : string, ip : string) : Promise<boolean> {
-        return new Promise(async (res, rej) => {
-            var response;
-            try {
-                response = await axios.post("https://hcaptcha.com/siteverify", querystring.encode({
-                    "secret": this.Config.hcaptcha.secret,
-                    "response": token,
-                    "remoteip": ip
-                }));
-            } catch (e) {rej(e); return;}
-            if (response.data.success === true) {
-                this.ValidIps.push(ip);
-            }
-            res(response.data.success);
-        })
-    }
-}