Mega fix on YouTube video downloader

.gitignore

@@ -6,3 +6,5 @@ __pycache__
 props
 !props/resources.json
 *.mp4
+plugins/yt-dlp
+tmp

bot.js

@@ -3,6 +3,7 @@ const path = require('path');
 const fs = require('fs');
 const Config = require('./props/config.json');
 const { isOnSpamWatch } = require('./plugins/lib-spamwatch/spamwatch.js');
+require('./plugins/ytdlp-wrapper.js');
 // require('./plugins/termlogger.js');
 
 const bot = new Telegraf(Config.botToken);

commands/youtube.js

@@ -1,33 +1,88 @@
-var exec = require('child_process').exec;
+const { getStrings } = require('../plugins/checklang.js');
+const { isOnSpamWatch } = require('../plugins/lib-spamwatch/spamwatch.js');
+const spamwatchMiddleware = require('../plugins/lib-spamwatch/Middleware.js')(isOnSpamWatch);
+const { exec } = require('child_process');
+const os = require('os');
 const fs = require('fs');
-const { getStrings } = require('../plugins/checklang');
+const path = require('path');
 
-async function DownloadFromYoutube(command) {
+const ytDlpPaths = {
+  linux: path.resolve(__dirname, '../plugins/yt-dlp/yt-dlp'),
+  win32: path.resolve(__dirname, '../plugins/yt-dlp/yt-dlp.exe'),
+  darwin: path.resolve(__dirname, '../plugins/yt-dlp/yt-dlp_macos'),
+};
+
+function getYtDlpPath() {
+  const platform = os.platform();
+  return ytDlpPaths[platform] || ytDlpPaths.linux;
+};
+
+async function downloadFromYoutube(command) {
   return new Promise((resolve, reject) => {
-
     exec(command, (error, stdout, stderr) => {
       if (error) {
         reject({ error, stdout, stderr });
       } else {
-                resolve({ error, stdout, stderr });
+        resolve({ stdout, stderr });
       }
     });
   });
-}
+};
 
 module.exports = (bot) => {
-    bot.command('yt', async (ctx) => {
+  bot.command('yt', spamwatchMiddleware, async (ctx) => {
-        const Strings = getStrings(ctx.from.language_code);
+    const strings = getStrings(ctx.from.language_code);
-        const args = ctx.message.text.split(' ').slice(1).join(' ');
+    const ytDlpPath = getYtDlpPath();
-        const ytCommand = 'yt-dlp ' + args + ' -o video.mp4';
+    const userId = ctx.from.id;
-        ctx.reply(Strings.downloading);
+    const videoUrl = ctx.message.text.split(' ').slice(1).join(' ');
-        await DownloadFromYoutube(ytCommand);
+
+    const mp4File = `tmp/${userId}.mp4`;
+    const cmdArgs = "--max-filesize 2G --no-playlist --merge-output-format mp4 -o";
+    const videoFormat = "-f bestvideo+bestaudio";
+    const dlpCommand = `${ytDlpPath} ${videoUrl} ${videoFormat} ${cmdArgs} ${mp4File}`;
+
+    const downloadingMessage = await ctx.reply(strings.ytDownloading, {
+      parse_mode: 'Markdown',
+      reply_to_message_id: ctx.message.message_id,
+    });
+
     try {
-            ctx.reply(Strings.uploading);
+      await downloadFromYoutube(dlpCommand);
-            await ctx.replyWithVideo({ source: 'video.mp4' });
+
+      await ctx.telegram.editMessageText(
+        ctx.chat.id,
+        downloadingMessage.message_id,
+        null,
+        strings.ytUploading, {
+        parse_mode: 'Markdown',
+        reply_to_message_id: ctx.message.message_id,
+      });
+
+      if (fs.existsSync(mp4File)) {
+        const userId = parseInt(ctx.match[2]);
+        const userName = ctx.from.first_name;
+        const message = strings.ytUploadDesc
+          .replace("{userId}", userId)
+          .replace("{userName}", userName);
+
+        await ctx.replyWithVideo({
+          source: mp4File,
+          caption: `${message}`,
+          parse_mode: 'Markdown'
+        });
+
+        fs.unlinkSync(mp4File);
+      }
     } catch (error) {
-            ctx.reply('Error!')
+      fs.unlinkSync(mp4File);
-        }
+      const message = strings.ytDownloadErr
-        fs.unlinkSync('video.mp4');
+        .replace("{err}", error)
-    })
+        .replace("{userName}", ctx.from.first_name);
+
+      ctx.reply(message, {
+        parse_mode: 'Markdown',
+        reply_to_message_id: ctx.message.message_id,
+      });
     }
+  });
+};  

locales/english.json

@@ -58,6 +58,8 @@
   "goBack": "Back",
   "maInvalidModule": "Please provide a valid module ID from The Mod Archive.\nExample: `/modarchive 81574`",
   "maDownloadError": "Error downloading the file. Check the module ID and try again.",
-  "downloading": "Downloading...",
+  "ytDownloading": "*Downloading video...*",
-  "uploading": "Uploading. Please, hold on..."
+  "ytUploading": "*Uploading video...*",
+  "ytUploadDesc": "*[{userName}](tg://user?id={userId}), there is your downloaded video.*",
+  "ytDownloadErr": "*Error during YT video download:*\n\n`{err}`"
 }

locales/portuguese.json

@@ -58,6 +58,8 @@
   "goBack": "Voltar",
   "maInvalidModule": "Por favor, forneça um ID de módulo válido do The Mod Archive.\nExemplo: `/modarchive 81574`",
   "maDownloadError": "Erro ao baixar o arquivo. Verifique o ID do módulo e tente novamente.",
-  "downloading": "Fazendo download...",
+  "ytDownloading": "*Baixando vídeo...*",
-  "uploading": "Fazendo upload. Por favor, aguarde um momento..."
+  "ytUploading": "*Enviando video...*",
+  "ytUploadDesc": "*[{userName}](tg://user?id={userId}), aqui está o seu vídeo baixado.*",
+  "ytDownloadErr": "*Erro durante o download do vídeo do YT:*\n\n`{err}`"
 }

nodemon.json

@@ -1,3 +1,3 @@
 {   
-  "ignore": ["props"] 
+  "ignore": ["props", "tmp"] 
 }

package-lock.json

@@ -12,6 +12,7 @@
         "axios": "^1.7.7",
         "child_process": "^1.0.2",
         "commander": "^12.1.0",
+        "fluent-ffmpeg": "^2.1.3",
         "node-html-parser": "^6.1.13",
         "nodemon": "^3.1.4",
         "telegraf": "^4.16.3",
@@ -421,6 +422,36 @@
         "node": ">=8"
       }
     },
+    "node_modules/fluent-ffmpeg": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/fluent-ffmpeg/-/fluent-ffmpeg-2.1.3.tgz",
+      "integrity": "sha512-Be3narBNt2s6bsaqP6Jzq91heDgOEaDCJAXcE3qcma/EJBSy5FB4cvO31XBInuAuKBx8Kptf8dkhjK0IOru39Q==",
+      "license": "MIT",
+      "dependencies": {
+        "async": "^0.2.9",
+        "which": "^1.1.1"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/fluent-ffmpeg/node_modules/async": {
+      "version": "0.2.10",
+      "resolved": "https://registry.npmjs.org/async/-/async-0.2.10.tgz",
+      "integrity": "sha512-eAkdoKxU6/LkKDBzLpT+t6Ff5EtfSF4wx1WfJiPEEV7WNLnDaRXk0oVysiEPm262roaachGexwUv94WhSgN5TQ=="
+    },
+    "node_modules/fluent-ffmpeg/node_modules/which": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
+      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
+      "license": "ISC",
+      "dependencies": {
+        "isexe": "^2.0.0"
+      },
+      "bin": {
+        "which": "bin/which"
+      }
+    },
     "node_modules/fn.name": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/fn.name/-/fn.name-1.1.0.tgz",
@@ -577,6 +608,12 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/isexe": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+      "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==",
+      "license": "ISC"
+    },
     "node_modules/kuler": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/kuler/-/kuler-2.0.0.tgz",

package.json

@@ -12,6 +12,7 @@
     "axios": "^1.7.7",
     "child_process": "^1.0.2",
     "commander": "^12.1.0",
+    "fluent-ffmpeg": "^2.1.3",
     "node-html-parser": "^6.1.13",
     "nodemon": "^3.1.4",
     "telegraf": "^4.16.3",

plugins/ytdlp-wrapper.js

@@ -0,0 +1,55 @@
+const axios = require('axios');
+const fs = require('fs');
+const path = require('path');
+const os = require('os');
+
+const downloadDir = path.resolve(__dirname, 'yt-dlp');
+
+const urls = {
+  linux: 'https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp',
+  win32: 'https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp.exe',
+  darwin: 'https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp_macos',
+};
+
+function getDownloadUrl() {
+  const platform = os.platform();
+  return urls[platform] || urls.linux;
+};
+
+async function downloadYtDlp() {
+  const url = getDownloadUrl();
+  const fileName = url.split('/').pop();
+  const filePath = path.join(downloadDir, fileName);
+
+  if (!fs.existsSync(downloadDir)) {
+    fs.mkdirSync(downloadDir, { recursive: true });
+  };
+
+  if (!fs.existsSync(filePath)) {
+    try {
+      const response = await axios({
+        url,
+        method: 'GET',
+        responseType: 'stream',
+      });
+
+      const writer = fs.createWriteStream(filePath);
+
+      response.data.pipe(writer);
+
+      writer.on('finish', () => {
+        if (os.platform() !== 'win32') {
+          fs.chmodSync(filePath, '755');
+        }
+      });
+
+      writer.on('error', (err) => {
+        console.error('WARN: yt-dlp download failed:', err);
+      });
+    } catch (err) {
+      console.error('WARN: yt-dlp download failed:', err.message);
+    };
+  };
+};
+
+downloadYtDlp();