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add hide screen opcode

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Elijah 2023-09-02 17:54:44 -04:00
parent 0814d9c3ed
commit 1cf2c4830f
3 changed files with 67 additions and 10 deletions
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77
src/WSServer.ts
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@ -13,8 +13,13 @@ import { isIP } from 'net';
import QEMUVM from './QEMUVM.js';
import { Canvas, createCanvas, CanvasRenderingContext2D } from 'canvas';
import { IPData } from './IPData.js';
import { read, readFileSync } from 'fs';
import log from './log.js';
import VM from './VM.js';
import { fileURLToPath } from 'url';
import path from 'path';
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
export default class WSServer {
private Config : IConfig;
@ -42,6 +47,11 @@ export default class WSServer {
private voteCooldownInterval? : NodeJS.Timer;
// Completely disable turns
private turnsAllowed : boolean;
// Hide the screen
private screenHidden : boolean;
// base64 image to show when the screen is hidden
private screenHiddenImg : string;
private screenHiddenThumb : string;
// Indefinite turn
private indefiniteTurn : User | null;
private ModPerms : number;
@ -58,6 +68,10 @@ export default class WSServer {
this.voteTime = 0;
this.voteCooldown = 0;
this.turnsAllowed = true;
this.screenHidden = false;
this.screenHiddenImg = readFileSync(__dirname + "/../assets/screenhidden.jpeg").toString("base64");
this.screenHiddenThumb = readFileSync(__dirname + "/../assets/screenhiddenthumb.jpeg").toString("base64");
this.indefiniteTurn = null;
this.ModPerms = Utilities.MakeModPerms(this.Config.collabvm.moderatorPermissions);
this.server = http.createServer();
@ -203,7 +217,7 @@ export default class WSServer {
if (msgArr.length < 1) return;
switch (msgArr[0]) {
case "list":
client.sendMsg(guacutils.encode("list", this.Config.collabvm.node, this.Config.collabvm.displayname, await this.getThumbnail()));
client.sendMsg(guacutils.encode("list", this.Config.collabvm.node, this.Config.collabvm.displayname, this.screenHidden ? this.screenHiddenThumb : await this.getThumbnail()));
break;
case "connect":
if (!client.username || msgArr.length !== 2 || msgArr[1] !== this.Config.collabvm.node) {
@ -214,10 +228,15 @@ export default class WSServer {
client.sendMsg(guacutils.encode("connect", "1", "1", this.Config.vm.snapshots ? "1" : "0", "0"));
if (this.ChatHistory.size !== 0) client.sendMsg(this.getChatHistoryMsg());
if (this.Config.collabvm.motd) client.sendMsg(guacutils.encode("chat", "", this.Config.collabvm.motd));
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
if (this.screenHidden) {
client.sendMsg(guacutils.encode("size", "0", "1024", "768"));
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", this.screenHiddenImg));
} else {
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
}
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
if (this.voteInProgress) this.sendVoteUpdate(client);
this.sendTurnUpdate(client);
@ -247,11 +266,16 @@ export default class WSServer {
if (this.Config.collabvm.motd) client.sendMsg(guacutils.encode("chat", "", this.Config.collabvm.motd));
if(client.viewMode == 1) {
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
if (this.screenHidden) {
client.sendMsg(guacutils.encode("size", "0", "1024", "768"));
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", this.screenHiddenImg));
} else {
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
}
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
}
if (this.voteInProgress) this.sendVoteUpdate(client);
@ -384,6 +408,13 @@ export default class WSServer {
client.sendMsg(guacutils.encode("admin", "0", "0"));
return;
}
if (this.screenHidden) {
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
}
//@ts-ignore
this.clients.forEach((c) => c.sendMsg(guacutils.encode("adduser", "1", client.username, client.rank)));
break;
@ -530,6 +561,31 @@ export default class WSServer {
this.TurnQueue = Queue.from([client, ...this.TurnQueue.toArray().filter(c=>c!==client)]);
this.sendTurnUpdate();
break;
case "24":
// Hide screen
if (client.rank !== Rank.Admin) return;
if (msgArr.length !== 3) return;
switch (msgArr[2]) {
case "0":
this.screenHidden = true;
this.clients.filter(c => c.rank == Rank.Unregistered).forEach(client => {
client.sendMsg(guacutils.encode("size", "0", "1024", "768"));
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", this.screenHiddenImg));
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
});
break;
case "1":
this.screenHidden = false;
this.clients.forEach(client => {
client.sendMsg(guacutils.encode("size", "0", this.VM.framebuffer.width.toString(), this.VM.framebuffer.height.toString()));
var jpg = this.VM.framebuffer.toBuffer("image/jpeg");
var jpg64 = jpg.toString("base64");
client.sendMsg(guacutils.encode("png", "0", "0", "0", "0", jpg64));
client.sendMsg(guacutils.encode("sync", Date.now().toString()));
});
break;
}
break;
}
break;
@ -669,6 +725,7 @@ export default class WSServer {
var jpg = rect.toBuffer("image/jpeg", {quality: 0.5, progressive: true, chromaSubsampling: true});
var jpg64 = jpg.toString("base64");
this.clients.filter(c => c.connectedToNode || c.viewMode == 1).forEach(c => {
if (this.screenHidden && c.rank == Rank.Unregistered) return;
c.sendMsg(guacutils.encode("png", "0", "0", x.toString(), y.toString(), jpg64));
c.sendMsg(guacutils.encode("sync", Date.now().toString()));
});