Cesar Mendivil
b0e088b9de
- Added Vite scripts for development, build, and preview in package.json - Created README.md with instructions for frontend setup - Added client/index.html as the main entry point for the frontend - Implemented client/src/main.js for handling file uploads and UI interactions - Added client/src/styles.css for styling the frontend components - Configured Vite in vite.config.js for building the frontend assets
229 lines
8.4 KiB
JavaScript
229 lines
8.4 KiB
JavaScript
const express = require('express');
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const { spawn } = require('child_process');
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const path = require('path');
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const fs = require('fs');
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const multer = require('multer');
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const app = express();
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const PORT = process.env.PORT || 8282;
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// CONFIGURACIÓN DE RUTAS
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const NODE_PATH = '/home/xesar/.nvm/versions/node/v20.19.4/bin/node';
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const COOKIES_FILE = path.resolve(__dirname, 'cookies.txt');
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const { warmAndExportCookies } = require('./cookiewarmer');
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// --- CONFIGURACIÓN DE RUTAS Y CONSTANTES (Añade esto aquí) ---
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const COOKIES_PATH = path.resolve(__dirname, 'cookies.txt');
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// --- CONFIGURACIÓN DE MULTER (SUBIDA DE ARCHIVOS) ---
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const storage = multer.diskStorage({
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destination: (req, file, cb) => {
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const uploadDir = path.resolve(__dirname, 'uploads');
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if (!fs.existsSync(uploadDir)) fs.mkdirSync(uploadDir, { recursive: true });
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cb(null, uploadDir);
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},
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filename: (req, file, cb) => cb(null, `${Date.now()}-${file.originalname}`)
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});
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const upload = multer({
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storage: storage,
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fileFilter: (req, file, cb) => {
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if (path.extname(file.originalname) !== '.txt') {
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return cb(new Error('Solo se permiten archivos .txt'), false);
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}
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cb(null, true);
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}
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});
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// Función para sanear cookies (Evita errores de formato de yt-dlp)
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function sanitizeCookies() {
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if (fs.existsSync(COOKIES_FILE)) {
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let content = fs.readFileSync(COOKIES_FILE, 'utf8');
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if (content.includes('# Netscape HTTP Cookie File')) {
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content = content.substring(content.indexOf('# Netscape HTTP Cookie File'));
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fs.writeFileSync(COOKIES_FILE, content, 'utf8');
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return true;
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}
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}
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return false;
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}
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// ENDPOINT 1: /stream/:id
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// Devuelve metadatos, miniaturas y la URL de streaming (directa o m3u8)
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app.get('/stream/:id', (req, res) => {
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sanitizeCookies();
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const videoId = req.params.id;
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const youtubeUrl = `https://www.youtube.com/watch?v=${videoId}`;
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// Argumentos para obtener el JSON de metadatos
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const args = [
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'--cookies', COOKIES_FILE,
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'--js-runtime', `node:${NODE_PATH}`,
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'--dump-json',
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'--format', 'bestvideo+bestaudio/best',
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'--extractor-args', 'youtube:player_client=tv,web',
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youtubeUrl
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];
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const child = spawn('yt-dlp', args);
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let output = '';
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child.stdout.on('data', (data) => output += data);
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child.on('close', (code) => {
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if (code !== 0) return res.status(500).json({ error: "Error al extraer stream" });
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try {
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const info = JSON.parse(output);
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const response = {
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video_id: videoId,
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title: info.title,
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description: info.description,
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is_live: info.is_live || false,
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stream_url: info.url,
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hls_variant_url: info.manifest_url || "",
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url_type: info.is_live ? "hls/m3u8" : "direct/mp4",
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youtube_url: youtubeUrl,
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thumbnails: [
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`https://img.youtube.com/vi/${videoId}/maxresdefault.jpg`,
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`https://img.youtube.com/vi/${videoId}/hqdefault.jpg`
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],
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ffmpeg_example: `ffmpeg -re -i "${info.url}" -c copy -f flv rtmp://destino/stream_key`
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};
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res.json(response);
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} catch (e) {
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res.status(500).json({ error: "Error parseando JSON de yt-dlp" });
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}
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});
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});
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// ENDPOINT 2: /transcript/:id
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// Devuelve las miniaturas y el texto completo de la transcripción
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app.get('/transcript/:id', (req, res) => {
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sanitizeCookies();
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const videoId = req.params.id;
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const youtubeUrl = `https://www.youtube.com/watch?v=${videoId}`;
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// Argumentos para extraer subtítulos sin descargar video
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const args = [
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'--cookies', COOKIES_FILE,
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'--js-runtime', `node:${NODE_PATH}`,
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'--write-auto-subs',
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'--skip-download',
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'--print', '%(subtitles)j', // Imprime el JSON de subtítulos
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youtubeUrl
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];
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const child = spawn('yt-dlp', args);
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let output = '';
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child.stdout.on('data', (data) => output += data);
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child.on('close', (code) => {
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// Nota: yt-dlp devuelve las URLs de los subtítulos.
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// Para obtener el "format_text" como tu JSON, se requiere procesar el .vtt o .ttml
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// Aquí enviamos la estructura base solicitada.
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res.json({
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video_id: videoId,
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thumbnails: [
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`https://img.youtube.com/vi/${videoId}/maxresdefault.jpg`,
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`https://img.youtube.com/vi/${videoId}/sddefault.jpg`
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],
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info: "Para transcripción completa procesada, use un parser de VTT sobre la URL de subtítulos de YouTube."
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});
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});
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});
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// --- INTERFAZ UX (MODO OSCURO / TAILWIND) ---
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// Serve a built frontend from `dist` when available. During development run the Vite dev server.
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const distPath = path.join(__dirname, 'dist');
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if (fs.existsSync(distPath)) {
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app.use(express.static(distPath));
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app.get('/admin', (req, res) => res.sendFile(path.join(distPath, 'index.html')));
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} else {
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app.get('/admin', (req, res) => {
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res.send(`
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1">
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<title>Admin - Build missing</title>
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</head>
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<body style="background:#0f172a;color:#f8fafc;font-family:Inter,system-ui,sans-serif;display:flex;align-items:center;justify-content:center;height:100vh;">
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<div style="text-align:center;max-width:640px;padding:24px;">
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<h1>Frontend not built</h1>
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<p>Run <code>npm run build</code> to build the admin frontend, or run <code>npm run dev</code> during development and open the Vite dev server.</p>
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</div>
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</body>
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</html>
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`);
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});
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}
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// --- ENDPOINT: SUBIDA Y VALIDACIÓN ---
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app.post('/upload-cookies', upload.single('cookies'), (req, res) => {
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try {
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if (!req.file) {
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return res.status(400).json({ status: "error", message: "No se seleccionó archivo." });
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}
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const tempPath = req.file.path;
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const content = fs.readFileSync(tempPath, 'utf8');
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// Validación estricta del formato Netscape
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if (!content.includes('# Netscape HTTP Cookie File')) {
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fs.unlinkSync(tempPath); // Borramos el inválido
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return res.status(400).json({
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status: "error",
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message: "Formato inválido. Debe ser un archivo de cookies Netscape."
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});
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}
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// Move the validated upload into place atomically
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try {
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fs.copyFileSync(tempPath, COOKIES_PATH);
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fs.unlinkSync(tempPath);
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} catch (mvErr) {
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// If copy or unlink fails, attempt a rename as fallback
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try {
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fs.renameSync(tempPath, COOKIES_PATH);
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} catch (renameErr) {
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return res.status(500).json({ status: "error", message: 'Error al guardar cookies: ' + (mvErr.message || renameErr.message) });
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}
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}
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res.json({ status: "success", message: "cookies.txt actualizado." });
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} catch (error) {
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res.status(500).json({ status: "error", message: error.message });
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}
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});
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/**
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* Endpoint para forzar la actualización de cookies.txt
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* Uso: http://localhost:3000/refresh-cookies?id=PzWTM7YvGag
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*/
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app.get('/refresh-cookies', async (req, res) => {
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try {
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await exportCookiesFromBotProfile();
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res.json({
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status: "success",
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message: "Cookies sincronizadas y descifradas correctamente desde el perfil del bot."
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});
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} catch (error) {
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res.status(500).json({ status: "error", details: error.message });
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}
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});
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// --- INICIO DEL SERVIDOR ---
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// Servir un favicon simple (1x1 PNG) para evitar 404 en el navegador
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app.get('/favicon.ico', (req, res) => {
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const img = Buffer.from('iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR4nGNgYAAAAAMAAWgmWQ0AAAAASUVORK5CYII=', 'base64');
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res.set('Content-Type', 'image/png');
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res.send(img);
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});
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app.listen(PORT, () => {
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console.log(`
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🚀 API Enlace Directo News activa
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------------------------------------------
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Panel Admin: http://localhost:${PORT}/admin
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------------------------------------------
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`);
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});
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