Using MVC Model + AutoDeteck Package + Fix Download/Info

server/services/download.services.js

@@ -0,0 +1,46 @@
+const { execFile } = require("child_process");
+const { userYtDlp } = require("../helpers/path");
+const path = require("path");
+const fs = require("fs");
+const { logger } = require("../logger");
+const { buildYtDlpArgs } = require("../helpers/buildArgs");
+
+function fetchDownload(options, listeners) {
+
+  return new Promise((resolve, reject) => {
+    const outputFolder = options.outputFolder || path.join(process.env.USERPROFILE, "Downloads", "Freedom Loader");
+    fs.mkdirSync(outputFolder, { recursive: true });
+
+    const args = buildYtDlpArgs({ ...options, outputFolder });
+    logger.info(`[yt-dlp args] ${args.join(" ")}`);
+
+    const child = execFile(userYtDlp, args);
+
+    child.on("error", err => reject(new Error(`Erreur yt-dlp : ${err.message}`)));
+
+    child.on("close", code => {
+      listeners.forEach(fn => fn("done"));
+      if (code === 0) resolve(outputFolder);
+      else reject(new Error(`yt-dlp a échoué avec le code : ${code}`));
+    });
+
+    
+    child.stdout.on("data", data => {
+      data.toString().split("\n").forEach(line => {
+        if (!line.trim()) return;
+        logger.info(`[yt-dlp stdout] ${line}`);
+
+        /* Barre de Chargement*/
+        if (line.startsWith("[download] Destination:")) listeners.forEach(fn => fn("reset"));
+        const match = line.match(/\[download\]\s+(\d+\.\d+)%/);
+        if (match) listeners.forEach(fn => fn(parseFloat(match[1])));
+      });
+    });
+
+    child.stderr.on("data", data => {
+      data.toString().split("\n").forEach(line => line.trim() && logger.error(`[yt-dlp stderr] ${line}`));
+    });
+  });
+}
+
+module.exports = { fetchDownload };

server/services/info.services.js

@@ -0,0 +1,51 @@
+const { execFile } = require("child_process");
+const { userYtDlp, denoPath } = require("../helpers/path");
+const getUserBrowser = require("../helpers/getBrowser");
+const { logger } = require("../logger");
+
+function fetchInfo(url) {
+    const args = [
+        "--js-runtimes", `deno:${denoPath}`,
+        "--dump-single-json",
+        "--ignore-errors",
+        "--yes-playlist",
+        "--cookies-from-browser",`${getUserBrowser()}`,
+        "--extractor-args","youtube:player_client=default",
+        "--ignore-no-formats-error",
+    ];
+
+    return new Promise((resolve, reject) => {
+
+        execFile(userYtDlp,[...args, url],
+            {   timeout: 30_000, // 30s, si jamais plus, abandon de la requête
+                maxBuffer: 10 * 1024 * 1024 },  // 10MO de réponse max (Par défaut: 200ko)
+                
+                (error, stdout, stderr) => {
+
+            if (stderr) {
+                const lower = stderr.toLowerCase();
+                if (lower.includes("sign in to confirm") || lower.includes("failed to decrypt") || lower.includes("could not copy")) {
+                    return reject(new Error(`Impossible d'extraire les cookies depuis ${getUserBrowser()}. Connectez-vous dans ce navigateur et réessayez.`));
+                }
+            }
+
+            if (error) {
+                logger.error(`Erreur yt-dlp: ${error.message}`);
+                if (stderr) logger.debug(`stderr: ${stderr}`);
+                return reject(new Error("Impossible de récupérer les infos."));
+            }
+
+            if (!stdout) return reject(new Error("Aucune donnée reçue."));
+
+            try {
+                const data = JSON.parse(stdout);
+                resolve(data);
+            } catch (e) {
+                logger.error(`Erreur parsing JSON: ${e.message}`);
+                reject(new Error("JSON illisible."));
+            }
+        });
+    });
+}
+
+module.exports = { fetchInfo };