diff --git a/advanced-features/openvidu-recording/.env b/advanced-features/openvidu-recording/.env new file mode 100644 index 00000000..0fda5182 --- /dev/null +++ b/advanced-features/openvidu-recording/.env @@ -0,0 +1,3 @@ +SERVER_PORT=6080 +LIVEKIT_API_KEY=devkey +LIVEKIT_API_SECRET=secret \ No newline at end of file diff --git a/advanced-features/openvidu-recording/.gitignore b/advanced-features/openvidu-recording/.gitignore new file mode 100644 index 00000000..fa6a20f5 --- /dev/null +++ b/advanced-features/openvidu-recording/.gitignore @@ -0,0 +1,129 @@ +# Logs +logs +*.log +npm-debug.log* +yarn-debug.log* +yarn-error.log* +lerna-debug.log* +.pnpm-debug.log* + +# Diagnostic reports (https://nodejs.org/api/report.html) +report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json + +# Runtime data +pids +*.pid +*.seed +*.pid.lock + +# Directory for instrumented libs generated by jscoverage/JSCover +lib-cov + +# Coverage directory used by tools like istanbul +coverage +*.lcov + +# nyc test coverage +.nyc_output + +# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files) +.grunt + +# Bower dependency directory (https://bower.io/) +bower_components + +# node-waf configuration +.lock-wscript + +# Compiled binary addons (https://nodejs.org/api/addons.html) +build/Release + +# Dependency directories +node_modules/ +jspm_packages/ + +# Snowpack dependency directory (https://snowpack.dev/) +web_modules/ + +# TypeScript cache +*.tsbuildinfo + +# Optional npm cache directory +.npm + +# Optional eslint cache +.eslintcache + +# Optional stylelint cache +.stylelintcache + +# Microbundle cache +.rpt2_cache/ +.rts2_cache_cjs/ +.rts2_cache_es/ +.rts2_cache_umd/ + +# Optional REPL history +.node_repl_history + +# Output of 'npm pack' +*.tgz + +# Yarn Integrity file +.yarn-integrity + +# dotenv environment variable files +.env.development.local +.env.test.local +.env.production.local +.env.local + +# parcel-bundler cache (https://parceljs.org/) +.cache +.parcel-cache + +# Next.js build output +.next +out + +# Nuxt.js build / generate output +.nuxt +dist + +# Gatsby files +.cache/ +# Comment in the public line in if your project uses Gatsby and not Next.js +# https://nextjs.org/blog/next-9-1#public-directory-support +# public + +# vuepress build output +.vuepress/dist + +# vuepress v2.x temp and cache directory +.temp +.cache + +# Docusaurus cache and generated files +.docusaurus + +# Serverless directories +.serverless/ + +# FuseBox cache +.fusebox/ + +# DynamoDB Local files +.dynamodb/ + +# TernJS port file +.tern-port + +# Stores VSCode versions used for testing VSCode extensions +.vscode-test + +# yarn v2 +.yarn/cache +.yarn/unplugged +.yarn/build-state.yml +.yarn/install-state.gz +.pnp.* \ No newline at end of file diff --git a/advanced-features/openvidu-recording/README.md b/advanced-features/openvidu-recording/README.md new file mode 100644 index 00000000..88262159 --- /dev/null +++ b/advanced-features/openvidu-recording/README.md @@ -0,0 +1,30 @@ +# OpenVidu Recording + +Simple video-call application with recording capabilities. It includes a backend built with Node.js with Express and a frontend built with plain HTML, CSS and JavaScript. + +For further information, check the [tutorial documentation](https://livekit-tutorials.openvidu.io/tutorials/advanced-tutorials/node/). + +## Prerequisites + +- [Node](https://nodejs.org/en/download) + +## Run + +1. Download repository + +```bash +git clone https://github.com/OpenVidu/openvidu-livekit-tutorials.git +cd openvidu-livekit-tutorials/advanced-features/openvidu-recording +``` + +2. Install dependencies + +```bash +npm install +``` + +3. Run the application + +```bash +npm start +``` diff --git a/advanced-features/openvidu-recording/index.js b/advanced-features/openvidu-recording/index.js new file mode 100644 index 00000000..ac44d302 --- /dev/null +++ b/advanced-features/openvidu-recording/index.js @@ -0,0 +1,54 @@ +import "dotenv/config"; +import express from "express"; +import cors from "cors"; +import path from 'path'; +import { fileURLToPath } from 'url'; +import { AccessToken, WebhookReceiver } from "livekit-server-sdk"; + +const SERVER_PORT = process.env.SERVER_PORT || 6080; +const LIVEKIT_API_KEY = process.env.LIVEKIT_API_KEY || "devkey"; +const LIVEKIT_API_SECRET = process.env.LIVEKIT_API_SECRET || "secret"; + +const app = express(); + +app.use(cors()); +app.use(express.json()); +app.use(express.raw({ type: "application/webhook+json" })); + +// Set the static files location +const __filename = fileURLToPath(import.meta.url); +const __dirname = path.dirname(__filename); +app.use(express.static(__dirname + "/public")); + +app.post("/token", async (req, res) => { + const roomName = req.body.roomName; + const participantName = req.body.participantName; + + if (!roomName || !participantName) { + res.status(400).json({ errorMessage: "roomName and participantName are required" }); + return; + } + + const at = new AccessToken(LIVEKIT_API_KEY, LIVEKIT_API_SECRET, { + identity: participantName + }); + at.addGrant({ roomJoin: true, room: roomName }); + const token = await at.toJwt(); + res.json({ token }); +}); + +const webhookReceiver = new WebhookReceiver(LIVEKIT_API_KEY, LIVEKIT_API_SECRET); + +app.post("/livekit/webhook", async (req, res) => { + try { + const event = await webhookReceiver.receive(req.body, req.get("Authorization")); + console.log(event); + } catch (error) { + console.error("Error validating webhook event", error); + } + res.status(200).send(); +}); + +app.listen(SERVER_PORT, () => { + console.log("Server started on port:", SERVER_PORT); +}); diff --git 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/dev/null +++ b/advanced-features/openvidu-recording/public/app.js @@ -0,0 +1,178 @@ +// When running OpenVidu locally, leave this variable empty +// For other deployment type, configure it with correct URL depending on your deployment +var LIVEKIT_URL = ""; +configureLiveKitUrl(); + +const LivekitClient = window.LivekitClient; +var room; + +function configureLiveKitUrl() { + // If LIVEKIT_URL is not configured, use default value from OpenVidu Local deployment + if (!LIVEKIT_URL) { + if (window.location.hostname === "localhost") { + LIVEKIT_URL = "ws://localhost:7880/"; + } else { + LIVEKIT_URL = "wss://" + window.location.hostname + ":7443/"; + } + } +} + +async function joinRoom() { + // Disable 'Join' button + document.getElementById("join-button").disabled = true; + document.getElementById("join-button").innerText = "Joining..."; + + // Initialize a new Room object + room = new LivekitClient.Room(); + + // Specify the actions when events take place in the room + // On every new Track received... + room.on(LivekitClient.RoomEvent.TrackSubscribed, (track, _publication, participant) => { + addTrack(track, participant.identity); + }); + + // On every new Track destroyed... + room.on(LivekitClient.RoomEvent.TrackUnsubscribed, (track, _publication, participant) => { + track.detach(); + document.getElementById(track.sid)?.remove(); + + if (track.kind === "video") { + removeVideoContainer(participant.identity); + } + }); + + try { + // Get the room name and participant name from the form + const roomName = document.getElementById("room-name").value; + const userName = document.getElementById("participant-name").value; + + // Get a token from your application server with the room name and participant name + const token = await getToken(roomName, userName); + + // Connect to the room with the LiveKit URL and the token + await room.connect(LIVEKIT_URL, token); + + // Hide the 'Join room' page and show the 'Room' page + document.getElementById("room-title").innerText = roomName; + document.getElementById("join").hidden = true; + document.getElementById("room").hidden = false; + + // Publish your camera and microphone + await room.localParticipant.enableCameraAndMicrophone(); + const localVideoTrack = this.room.localParticipant.videoTrackPublications.values().next().value.track; + addTrack(localVideoTrack, userName, true); + } catch (error) { + console.log("There was an error connecting to the room:", error.message); + await leaveRoom(); + } +} + +function addTrack(track, participantIdentity, local = false) { + const element = track.attach(); + element.id = track.sid; + + /* If the track is a video track, we create a container and append the video element to it + with the participant's identity */ + if (track.kind === "video") { + const videoContainer = createVideoContainer(participantIdentity, local); + videoContainer.append(element); + appendParticipantData(videoContainer, participantIdentity + (local ? " (You)" : "")); + } else { + document.getElementById("layout-container").append(element); + } +} + +async function leaveRoom() { + // Leave the room by calling 'disconnect' method over the Room object + await room.disconnect(); + + // Remove all HTML elements inside the layout container + removeAllLayoutElements(); + + // Back to 'Join room' page + document.getElementById("join").hidden = false; + document.getElementById("room").hidden = true; + + // Enable 'Join' button + document.getElementById("join-button").disabled = false; + document.getElementById("join-button").innerText = "Join!"; +} + +window.onbeforeunload = () => { + room?.disconnect(); +}; + +window.onload = generateFormValues; + +function generateFormValues() { + document.getElementById("room-name").value = "Test Room"; + document.getElementById("participant-name").value = "Participant" + Math.floor(Math.random() * 100); +} + +function createVideoContainer(participantIdentity, local = false) { + const videoContainer = document.createElement("div"); + videoContainer.id = `camera-${participantIdentity}`; + videoContainer.className = "video-container"; + const layoutContainer = document.getElementById("layout-container"); + + if (local) { + layoutContainer.prepend(videoContainer); + } else { + layoutContainer.append(videoContainer); + } + + return videoContainer; +} + +function appendParticipantData(videoContainer, participantIdentity) { + const dataElement = document.createElement("div"); + dataElement.className = "participant-data"; + dataElement.innerHTML = `

${participantIdentity}

`; + videoContainer.prepend(dataElement); +} + +function removeVideoContainer(participantIdentity) { + const videoContainer = document.getElementById(`camera-${participantIdentity}`); + videoContainer?.remove(); +} + +function removeAllLayoutElements() { + const layoutElements = document.getElementById("layout-container").children; + Array.from(layoutElements).forEach((element) => { + element.remove(); + }); +} + +/** + * -------------------------------------------- + * GETTING A TOKEN FROM YOUR APPLICATION SERVER + * -------------------------------------------- + * The method below request the creation of a token to + * your application server. This prevents the need to expose + * your LiveKit API key and secret to the client side. + * + * In this sample code, there is no user control at all. Anybody could + * access your application server endpoints. In a real production + * environment, your application server must identify the user to allow + * access to the endpoints. + */ +async function getToken(roomName, participantName) { + const response = await fetch("/token", { + method: "POST", + headers: { + "Content-Type": "application/json" + }, + body: JSON.stringify({ + roomName, + participantName + }) + }); + + if (!response.ok) { + const error = await response.json(); + throw new Error(`Failed to get token: ${error.errorMessage}`); + } + + const token = await response.json(); + return token.token; +} diff --git a/advanced-features/openvidu-recording/public/images/favicon.ico b/advanced-features/openvidu-recording/public/images/favicon.ico new file mode 100644 index 00000000..0e2249ad Binary files /dev/null and b/advanced-features/openvidu-recording/public/images/favicon.ico differ diff --git a/advanced-features/openvidu-recording/public/images/openvidu_logo.png b/advanced-features/openvidu-recording/public/images/openvidu_logo.png new file mode 100644 index 00000000..e0309e62 Binary files /dev/null and b/advanced-features/openvidu-recording/public/images/openvidu_logo.png differ diff --git a/advanced-features/openvidu-recording/public/index.html b/advanced-features/openvidu-recording/public/index.html new file mode 100644 index 00000000..261e0b44 --- /dev/null +++ b/advanced-features/openvidu-recording/public/index.html @@ -0,0 +1,91 @@ + + + + OpenVidu Recording + + + + + + + + + + + + + + + + + +
+

OpenVidu Recording

+ +
+ +
+
+
+

Join a Video Room

+
+
+ + +
+
+ + +
+ +
+
+
+ + +
+ + + + diff --git a/advanced-features/openvidu-recording/public/styles.css b/advanced-features/openvidu-recording/public/styles.css new file mode 100644 index 00000000..de4037d7 --- /dev/null +++ b/advanced-features/openvidu-recording/public/styles.css @@ -0,0 +1,272 @@ +html { + height: 100%; +} + +body { + margin: 0; + padding: 0; + padding-top: 50px; + display: flex; + flex-direction: column; + height: 100%; +} + +header { + height: 50px; + width: 100%; + position: fixed; + top: 0; + left: 0; + z-index: 1; + display: flex; + justify-content: space-between; + align-items: center; + padding: 10px 30px; + background-color: #4d4d4d; +} + +header h1 { + margin: 0; + font-size: 1.5em; + font-weight: bold; +} + +header a { + color: #ccc; + text-decoration: none; +} + +header a:hover { + color: #a9a9a9; +} + +header i { + padding: 5px 5px; + font-size: 2em; +} + +main { + flex: 1; + padding: 20px; +} + +#join { + display: flex; + flex-direction: column; + justify-content: center; + align-items: center; + height: 100%; +} + +#join-dialog { + width: 70%; + max-width: 900px; + padding: 60px; + border-radius: 6px; + background-color: #f0f0f0; +} + +#join-dialog h2 { + color: #4d4d4d; + font-size: 60px; + font-weight: bold; + text-align: center; +} + +#join-dialog form { + text-align: left; +} + +#join-dialog label { + display: block; + margin-bottom: 10px; + color: #0088aa; + font-weight: bold; + font-size: 20px; +} + +.form-control { + width: 100%; + padding: 8px; + margin-bottom: 10px; + box-sizing: border-box; + color: #0088aa; + font-weight: bold; +} + +.form-control:focus { + color: #0088aa; + border-color: #0088aa; + -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(0, 136, 170, 0.6); + box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(0, 136, 170, 0.6); +} + +#join-dialog button { + display: block; + margin: 20px auto 0; +} + +.btn { + font-weight: bold; +} + +.btn-success { + background-color: #06d362; + border-color: #06d362; +} + +.btn-success:hover { + background-color: #1abd61; + border-color: #1abd61; +} + +#room { + display: flex; + flex-direction: column; + justify-content: center; + align-items: center; +} + +#room-header { + display: flex; + justify-content: space-between; + align-items: center; + width: 100%; + max-width: 1000px; + padding: 0 20px; + margin-bottom: 20px; +} + +#room-title { + font-size: 2em; + font-weight: bold; + margin: 0; +} + +#layout-container { + display: grid; + grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); + gap: 10px; + justify-content: center; + align-items: center; + width: 100%; + max-width: 1000px; + height: 100%; +} + +.video-container { + position: relative; + background: #3b3b3b; + aspect-ratio: 16/9; + border-radius: 6px; + overflow: hidden; +} + +.video-container video { + width: 100%; + height: 100%; +} + +.video-container .participant-data { + position: absolute; + top: 0; + left: 0; +} + +.participant-data p { + background: #f8f8f8; + margin: 0; + padding: 0 5px; + color: #777777; + font-weight: bold; + border-bottom-right-radius: 4px; +} + +footer { + height: 60px; + width: 100%; + padding: 10px 30px; + display: flex; + justify-content: space-between; + align-items: center; + background-color: #4d4d4d; +} + +footer a { + color: #ffffff; + text-decoration: none; +} + +footer .text { + color: #ccc; + margin: 0; +} + +footer .text span { + color: white; + font-weight: bold; +} + +#openvidu-logo { + height: 35px; + -webkit-transition: all 0.1s ease-in-out; + -moz-transition: all 0.1s ease-in-out; + -o-transition: all 0.1s ease-in-out; + transition: all 0.1s ease-in-out; +} + +#openvidu-logo:hover { + -webkit-filter: grayscale(0.5); + filter: grayscale(0.5); +} + +/* Media Queries */ +@media screen and (max-width: 768px) { + header { + padding: 10px 15px; + } + + #join-dialog { + width: 90%; + padding: 30px; + } + + #join-dialog h2 { + font-size: 50px; + } + + #layout-container { + grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); + } + + footer { + padding: 10px 15px; + } +} + +@media screen and (max-width: 480px) { + header { + padding: 10px; + } + + #join-dialog { + width: 100%; + padding: 20px; + } + + #join-dialog h2 { + font-size: 40px; + } + + #layout-container { + grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); + } + + .video-container { + aspect-ratio: 9/16; + } + + footer { + padding: 10px; + } +}