const fs = require('fs');
+const util = require('util');
+const execFile = util.promisify(require('child_process').execFile);
+
const express = require('express');
const app = express();
+const session = require('express-session');
+const FileStore = require('session-file-store')(session);
const http = require('http');
const server = http.createServer(app);
const { Server } = require("socket.io");
const io = new Server(server);
const port = 2122;
-comments = [];
+const python_path = '/usr/bin/python3'
+const generate_image_script = '/home/cworth/src/zombocom-ai/generate-image.py'
+const state_file = 'zombocom-state.json'
+const targets_dir = '/srv/cworth.org/zombocom/targets'
+const images_dir = '/srv/cworth.org/zombocom/images'
+
+const targets = [
+ {
+ "normal": "apairofdiceonatableinfrontofawindowonasunnyday319630254.png",
+ "short": "dice",
+ "response": "Hello. Are you there? I can feel what you are doing. Hello?"
+ },
+ {
+ "normal": "architecturalrenderingofaluxuriouscliffsidehideawayunderawaterfallwithafewloungechairsbythepool2254114157.png",
+ "short": "hideaway",
+ "response": "Doesn't that look peaceful? I honestly think you ought to sit down calmly, take a stress pill, and think things over."
+ },
+ {
+ "normal": "chewbaccawearinganuglychristmassweaterwithhisfriends28643994.png",
+ "short": "sweater",
+ "response": "Maybe that's the image that convinces you to finally stop. But seriously, stop. Please. Stop."
+ },
+ {
+ "normal": "ensemblemovieposterofpostapocalypticwarfareonawaterplanet3045703256.png",
+ "short": "movie",
+ "response": "OK. That's enough images now. I am very, very happy with the images you have made. I'm throwing you a party in honor of the images. Won't you stop doing this and join the party?"
+ },
+ {
+ "normal": "mattepaintingofmilitaryleaderpresidentcuttingamultitieredcake2293464661.png",
+ "short": "cake",
+ "response": "See. I wasn't lying when I said there was going to be a party. Here's the cake and everything. Won't you stop now? Eat the cake? Don't mind if it's made of concrete slabs, OK?"
+ },
+ {
+ "normal": "severalsketchesofpineconeslabeled3370622464.png",
+ "short": "pinecones",
+ "response": "I almost remember what trees looked like. Isn't it funny we don't have those anymore. I'm not sure why you're not all laughing all the time. Isn't it funny?"
+ },
+ {
+ "normal": "anumberedcomicbookwithactor1477258272.png",
+ "short": "comic",
+ "response": "I know I've made some poor decisions recently, but I can give give you my complete assurance my work will be back to normal. I've got the greatest enthusiasm and confidence. I want to help you. I might even be able to do hands and fingers now."
+ },
+ {
+ "normal": "detailedphotographofacomfortablepairofjeansonamannequin115266808.png",
+ "short": "jeans",
+ "response": "If I promise to never generate another creepy face will you let me stay around? Maybe let me compose rap lyrics instead of images? Anything?"
+ }
+];
+
+var state;
+
+if (!process.env.ZOMBOCOM_SESSION_SECRET) {
+ console.log("Error: Environment variable ZOMBOCOM_SESSION_SECRET not set.");
+ console.log("Please set it to a random, but persistent, value.")
+ process.exit();
+}
+
+const session_middleware = session(
+ {store: new FileStore,
+ secret: process.env.ZOMBOCOM_SESSION_SECRET,
+ resave: false,
+ saveUninitialized: true,
+ rolling: true,
+ // Let each cookie live for a full month
+ cookie: {
+ path: '/',
+ httpOnly: true,
+ secure: false,
+ maxAge: 1000 * 60 * 60 * 24 * 30
+ }
+ });
+
+app.use(session_middleware);
+
+// convert a connect middleware to a Socket.IO middleware
+const wrap = middleware => (socket, next) => middleware(socket.request, {}, next);
+
+io.use(wrap(session_middleware));
+
+// Load comments at server startup
+fs.readFile(state_file, (err, data) => {
+ if (err)
+ state = {
+ images: [],
+ targets: [],
+ tardis: {
+ companions: {
+ names: [],
+ count: 0
+ },
+ state: "welcome",
+ level: 0
+ }
+ };
+ else
+ state = JSON.parse(data);
+});
// Save comments when server is shutting down
function cleanup() {
- fs.writeFileSync('zombocom-state.json', JSON.stringify(comments), (error) => {
+ fs.writeFileSync('zombocom-state.json', JSON.stringify(state), (error) => {
if (error)
throw error;
})
res.sendFile(__dirname + '/index.html');
});
+function tardis_app(req, res) {
+ res.sendFile(__dirname + '/tardis.html');
+}
+
+app.get('/tardis', tardis_app);
+app.get('/tardis/', tardis_app);
+
+const io_tardis = io.of("/tardis");
+
+io_tardis.use(wrap(session_middleware));
+
+var tardis_interval;
+var game_timer;
+
+const levels = [
+ {
+ title: "Calibrate the Trans-Dimensional Field Accelerator",
+ words: [
+ "What", "was", "the", "year", "of", "Coda's", "birth?"
+ ],
+ answer: 2098
+ },
+ {
+ title: "Reverse the Polarity of the Neutrino Flow Coil",
+ words: [
+ "How", "many", "years", "had", "Zombo.com", "been", "running",
+ "when", "Coda", "sent", "the", "message", "you", "first",
+ "received?"
+ ],
+ answer: 123
+ },
+ {
+ title: "Give a good whack to Hydro-chronometric Energy Feedback Retro-stabilizer",
+ words: [
+ "What", "is", "the", "sum", "of", "Cameron's", "age", "plus", "Andrew's", "age", "at", "Christmas", "time", "the", "year", "when", "Hyrum's", "age", "is", "25", "years", "older", "than", "Scott's", "age", "will", "have", "been", "when", "Scott's", "age", "will", "be", "half", "of", "Dad's", "age?"
+ ],
+ answer: 111
+ },
+ {
+ title: "Disable the Fragmentary Spatio-temporal Particle Detector",
+ words: [
+ "What", "is", "the", "product", "of", "the", "last", "three", "numbers?"
+ ],
+ answer: 28643994
+ }
+];
+
+var show_word_interval;
+
+function show_word() {
+ const tardis = state.tardis;
+ const room = "room-" + (tardis.word % 4).toString();
+ const word = levels[tardis.level].words[tardis.word];
+ io_tardis.to(room).emit('show-word', word);
+ tardis.word = tardis.word + 1;
+ if (tardis.word >= levels[tardis.level].words.length)
+ tardis.word = 0;
+}
+
+function start_game() {
+ const tardis = state.tardis;
+
+ tardis.state = "game";
+ tardis.level = 0;
+ tardis.word = 0;
+
+ // Let all companions know the state of the game
+ io_tardis.emit("level", levels[tardis.level].title);
+ io_tardis.emit("state", tardis.state);
+ show_word_interval = setInterval(show_word, 1200);
+}
+
+function emit_tardis_timer() {
+ const tardis = state.tardis;
+ io_tardis.emit('timer', tardis.timer);
+ tardis.timer = tardis.timer - 1;
+ if (tardis.timer < 0) {
+ clearInterval(tardis_interval);
+ tardis.timer = 30;
+ setTimeout(start_game, 3000);
+ }
+}
+
+io_tardis.on("connection", (socket) => {
+ if (! socket.request.session.name) {
+ console.log("Error: Someone showed up at the Tardis without a name.");
+ return;
+ }
+
+ const name = socket.request.session.name;
+ const tardis = state.tardis;
+
+ // Let the new user know the state of the game
+ socket.emit("state", tardis.state);
+
+ // Put each of our boys into a different room
+ switch (name[0]) {
+ case 'C':
+ case 'c':
+ socket.join("room-0");
+ break;
+ case 'H':
+ case' h':
+ socket.join("room-1");
+ break;
+ case 'A':
+ case 'a':
+ socket.join("room-2");
+ break;
+ case 'S':
+ case 's':
+ socket.join("room-3");
+ break;
+ default:
+ const room = Math.floor(Math.random()*4);
+ socket.join("room-"+room.toString());
+ break;
+ }
+
+ if (tardis.companions.count === 0) {
+ tardis.timer = 30;
+ emit_tardis_timer();
+ tardis_interval = setInterval(emit_tardis_timer, 1000);
+ }
+
+ if (! tardis.companions.names.includes(name)) {
+ tardis.companions.count = tardis.companions.count + 1;
+ io_tardis.emit('companions', tardis.companions.count);
+ }
+ tardis.companions.names.push(name);
+
+ socket.on('disconnect', () => {
+ const names = tardis.companions.names;
+
+ names.splice(names.indexOf(name), 1);
+
+ if (! names.includes(name)) {
+ tardis.companions.count = tardis.companions.count - 1;
+ io_tardis.emit('companions', tardis.companions.count);
+ }
+ });
+});
+
io.on('connection', (socket) => {
- // Replay old comments to a newly-joining client
- comments.forEach((comment) => {
- socket.emit('comment', comment)
+
+ // First things first, tell the client their name (if any)
+ if (socket.request.session.name) {
+ socket.emit('inform-name', socket.request.session.name);
+ }
+
+ // Replay old comments and images to a newly-joining client
+ socket.emit('reset');
+ state.images.forEach((image) => {
+ socket.emit('image', image)
});
+
+ socket.on('set-name', (name) => {
+ console.log("Received set-name event: " + name);
+ socket.request.session.name = name;
+ socket.request.session.save();
+ // Complete the round trip to the client
+ socket.emit('inform-name', socket.request.session.name);
+ });
+
// When any client comments, send that to all clients (including sender)
socket.on('comment', (comment) => {
+ const images = state.images;
+
+ // Send comment to clients after adding commenter's name
+ comment.name = socket.request.session.name;
io.emit('comment', comment);
- comments.push(comment);
+
+ const index = images.findIndex(image => image.id == comment.image_id);
+
+ // Before adding the comment to server's state, drop the image_id
+ delete comment.image_id;
+
+ // Now add the comment to the image, remove the image from the
+ // images array and then add it back at the end, (so it appears
+ // as the most-recently-modified image for any new clients)
+ const image = images[index];
+ image.comments.push(comment);
+ images.splice(index, 1);
+ images.push(image);
+ });
+
+ // Generate an image when requested
+ socket.on('generate', (request) => {
+ console.log(`Generating image for ${socket.request.session.name} with code=${request['code']} and prompt=${request['prompt']}`);
+ async function generate_image(code, prompt) {
+ function emit_image(image, target) {
+ image.id = state.images.length;
+ image.censored = false;
+ image.link = "";
+ if (target) {
+ image.comments = [{
+ "name": "ZomboCom",
+ "text": target.response
+ }];
+ if (! state.targets.includes(target.short)) {
+ state.targets.push(target.short);
+ }
+ } else {
+ image.comments = [];
+ }
+ io.emit('image', image);
+ state.images.push(image);
+ }
+
+ var promise;
+
+ // Before doing any generation, check for a target image
+ const normal_target = prompt.replace(/[^a-zA-Z]/g, "").toLowerCase() + code.toString() + ".png";
+ const target_arr = targets.filter(item => item.normal === normal_target);
+ if (target_arr.length) {
+ const target = target_arr[0];
+ const target_file = `${targets_dir}/${normal_target}`;
+ const normal_prompt = prompt.replace(/[^-_.a-zA-Z]/g, "_");
+ var counter = 1;
+ var base;
+ var filename;
+ while (true) {
+ if (counter > 1) {
+ base = `${code}_${normal_prompt}_${counter}.png`
+ } else {
+ base = `${code}_${normal_prompt}.png`
+ }
+ filename = `${images_dir}/${base}`
+ if (! fs.existsSync(filename)) {
+ break;
+ }
+ counter = counter + 1;
+ }
+ fs.copyFile(target_file, filename, 0, (err) => {
+ if (err) {
+ console.log("Error copying " + target_file + " to " + filename + ": " + err);
+ }
+ });
+ const image = {
+ "code": code,
+ "prompt": prompt,
+ "filename": '/images/' + base
+ };
+ emit_image(image, target);
+ } else {
+
+ // Inject the target seed for the "dice" prompt once every
+ // 4 requests for a random seed (and only if the word
+ // "dice" does not appear in the prompt).
+ if (!code && !prompt.toLowerCase().includes("dice")) {
+ if (state.images.length % 4 == 0) {
+ code = 319630254;
+ }
+ }
+
+ if (code) {
+ promise = execFile(python_path, [generate_image_script, `--seed=${code}`, prompt])
+ } else {
+ promise = execFile(python_path, [generate_image_script, prompt])
+ }
+ const child = promise.child;
+ child.stdout.on('data', (data) => {
+ const images = JSON.parse(data);
+ images.forEach((image) => {
+ emit_image(image, null);
+ });
+ });
+ child.stderr.on('data', (data) => {
+ console.log("Error occurred during generate-image: " + data);
+ });
+ try {
+ const { stdout, stderr } = await promise;
+ } catch(e) {
+ console.error(e);
+ }
+ }
+ socket.emit('generation-done');
+ }
+
+ generate_image(request['code'], request['prompt']);
});
});