commit 79df1df06c3bff6bee7ae7f91822bb4ead412294
Author: simon <sfja.skp@edu.mercantec.dk>
Date:   Fri Jan 19 00:45:23 2024 +0100

    init

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f9a75c5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+node_modules/
+videos/*
+
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..498265a
--- /dev/null
+++ b/index.js
@@ -0,0 +1,143 @@
+import express from "express";
+import cors from "cors";
+import bcrypt from "bcrypt";
+import fileUpload from "express-fileupload";
+import path from "path";
+import childProcess from "child_process";
+
+const users = [];
+let sessions = [];
+const videos = [];
+
+function randomString(length) {
+    const chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ123456789";
+    let result = "";
+    for (let i = 0; i < length; ++i) {
+        result += chars[chars.length * Math.random()];
+    }
+    return result;
+}
+
+const app = express();
+app.use(cors());
+app.use(express.json());
+app.use(express.urlencoded({ extended: true }));
+
+app.use("/", express.static("public/"));
+app.use("/videos", express.static("videos/"));
+
+app.post("/api/register", async (req, res) => {
+    const { username, password } = req.body;
+    if (typeof username !== "string" || typeof password !== "string") {
+        return res.status(400).json({ ok: false, error: "bad request" });
+    }
+    const existingUser = users.find(user => user.username === username);
+    if (existingUser === undefined) {
+        return res.status(400).json({ ok: false, error: "username taken" });
+    }
+    const passwordHash = await bcrypt.hash(password, 10);
+    const id = users.length;
+    const user = { id, username, passwordHash };
+    users.push(user);
+    return res.status(200).json({ ok: true, user });
+});
+
+app.post("/api/login", async (req, res) => {
+    const { username, password } = req.body;
+    if (typeof username !== "string" || typeof password !== "string") {
+        return res.status(400).json({ ok: false, error: "bad request" });
+    }
+    const user = users.find(user => user.username === username);
+    if (user === undefined) {
+        return res.status(400).json({ ok: false, error: "wrong username/password" });
+    }
+    if (!await bcrypt.compare(password, user.password)) {
+        return res.status(400).json({ ok: false, error: "wrong username/password" });
+    }
+    sessions = sessions.filter(session => session.userId !== user.id);
+    const token = randomString(64);
+    const session = { userId: user.id, token };
+    sessions.push(session);
+    res.clearCookie("token");
+    res.cookie("token", token);
+    return res.status(200).json({ ok: true, session });
+});
+
+function authorized() {
+    return (req, res, next) => {
+        const token = (() => {
+            if ("token" in req.cookies) {
+                return req.cookies["token"];
+            } else if ("token" in req.query) {
+                return req.query["token"];
+            } else if (req.method === "post" && "token" in req.body) {
+                return req.body["token"];
+            } else {
+                return null;
+            }
+        })();
+        if (token === null) {
+            return res.status(400).json({ ok: false, error: "unathorized" });
+        }
+        const session = sessions.find(session => session.token === token);
+        if (session === undefined) {
+            return res.status(400).json({ ok: false, error: "unathorized" });
+        }
+        const user = user.find(user => user.id === session.id);
+        if (user === undefined) {
+            throw new Error("error: session with invalid userId");
+        }
+        req.user = user;
+        next();
+    }
+}
+
+app.get("/api/logout", authorized(), (req, res) => {
+    sessions = sessions.filter(session => session.userId !== req.user.id);
+    return res.status(200).json({ ok: true });
+});
+
+app.post("/api/upload_video", authorized(), fileUpload({ limits: { fileSize: 2 ** 26 }, useTempFiles: true }), async (req, res) => {
+    const { title } = req.body;
+    if (req.files === undefined || req.files === null || req.files.length !== 1) {
+        return res.status(400).json({ ok: false, error: "bad request" });
+    }
+    if (req.files[0].mimetype !== "video/mp4") {
+        return res.status(400).json({ ok: false, error: "bad mimetype" });
+    }
+    const userId = req.user.id;
+    const id = randomString(4);
+    const tempPath = req.files[0].tempFilePath;
+    const newPath = path.join("/videos", id, ".mp4");
+
+    const exitCode = await new Promise((resolve, _reject) => {
+        const process = childProcess.spawn("HandBrakeCLI", ["-i", tempPath, "-o", newPath, "-Z", "Social 25 MB 5 Minutes 360p60"]);
+        process.stderr.on("data", (data) => {
+            conole.error(data);
+        });
+        process.on("close", (code) => {
+            resolve(code);
+        })
+    });
+    if (exitCode !== 0) {
+        throw new Error("handbrake failed");
+    }
+
+    const video = {
+        id,
+        userId,
+        title,
+        path: newPath,
+    };
+    videos.push(video);
+    return res.status(200).json({ ok: true, video });
+})
+
+app.use((err, req, res, next) => {
+    console.error(err);
+    res.status(500).json({ ok: false, error: "server error" })
+});
+
+app.listen(8000, () => {
+    console.log("app at http://localhost:8000/");
+})
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..0d304d4
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,1275 @@
+{
+  "name": "maotube",
+  "version": "1.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "maotube",
+      "version": "1.0.0",
+      "license": "ISC",
+      "dependencies": {
+        "bcrypt": "^5.1.1",
+        "cors": "^2.8.5",
+        "express": "^4.18.2",
+        "express-fileupload": "^1.4.3"
+      }
+    },
+    "node_modules/@mapbox/node-pre-gyp": {
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+        "make-dir": "^3.1.0",
+        "node-fetch": "^2.6.7",
+        "nopt": "^5.0.0",
+        "npmlog": "^5.0.1",
+        "rimraf": "^3.0.2",
+        "semver": "^7.3.5",
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+    },
+    "node_modules/accepts": {
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+        "negotiator": "0.6.3"
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+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..75792e9
--- /dev/null
+++ b/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "maotube",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "start": "node index.js"
+  },
+  "keywords": [],
+  "author": "corruptocrat",
+  "license": "ISC",
+  "type": "module",
+  "dependencies": {
+    "bcrypt": "^5.1.1",
+    "cors": "^2.8.5",
+    "express": "^4.18.2",
+    "express-fileupload": "^1.4.3"
+  }
+}
diff --git a/public/favicon.ico b/public/favicon.ico
new file mode 100644
index 0000000..fffeb03
Binary files /dev/null and b/public/favicon.ico differ
diff --git a/public/index.html b/public/index.html
new file mode 100644
index 0000000..d78a35f
--- /dev/null
+++ b/public/index.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html lang="en">
+    <head>
+        <meta charset="utf-8">
+        <title>MaoTube</title>
+        <link rel="stylesheet" href="style.css">
+        <script src="script.js" defer></script>
+    </head>
+    <body>
+        <h1>MaoTube</h1>
+        <form method="GET" target="/search">
+            <input type="text" name="query" placeholder="...search">
+            <input type="submit">
+        </form>
+        <img src="https://totallyhistory.com/wp-content/uploads/2013/04/Mao.jpg" alt="The chairman">
+    </body>
+</html>
+
diff --git a/public/script.js b/public/script.js
new file mode 100644
index 0000000..b28b04f
--- /dev/null
+++ b/public/script.js
@@ -0,0 +1,3 @@
+
+
+
diff --git a/public/style.css b/public/style.css
new file mode 100644
index 0000000..594c270
--- /dev/null
+++ b/public/style.css
@@ -0,0 +1,13 @@
+
+*, *::before, *::after {
+    box-sizing: border-box;
+}
+
+:root {
+    color-scheme: light dark;
+}
+
+body {
+    margin: 0 auto;
+    padding: 2rem;
+}