mirror of
https://github.com/MasterAcnolo/Freedom-Loader.git
synced 2026-07-29 18:25:47 +02:00
0218664c5a
- Add JSDoc comments across frontend and backend modules - Improve code readability and maintainability with consistent documentation style - Document Electron IPC handlers, UI utilities, and theme system - Add missing function/class documentation in theme loader and app services - Minor structural improvements and cleanup across Electron main process modules - Minor fixes on variable names
74 lines
2.5 KiB
JavaScript
74 lines
2.5 KiB
JavaScript
const { execFile } = require("child_process");
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const { userYtDlp, denoPath } = require("../helpers/path.helpers");
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const getUserBrowser = require("../helpers/getBrowser.helpers");
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const { logger } = require("../logger");
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/**
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* Retrieves metadata for a video or playlist using yt-dlp.
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*
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* The command executes yt-dlp in JSON mode and returns the
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* parsed response object without downloading any media.
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*
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* Features:
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* - Supports videos and playlists
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* - Imports browser cookies when available
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* - Uses Deno for JavaScript extraction
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* - Applies a 30-second timeout
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* - Limits response size to 10 MB
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*
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* @param {string} url - Video or playlist URL to inspect.
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* @returns {Promise<Object>} Resolves with the metadata returned by yt-dlp.
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*
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*/
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function fetchInfo(url) {
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/**
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* Base yt-dlp arguments used to retrieve metadata
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* without downloading media files.
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*/
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const metadataArgs = [
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"--js-runtimes", `deno:${denoPath}`,
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"--dump-single-json",
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"--ignore-errors",
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"--yes-playlist",
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"--cookies-from-browser",`${getUserBrowser()}`,
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"--extractor-args","youtube:player_client=default",
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"--ignore-no-formats-error",
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];
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return new Promise((resolve, reject) => {
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execFile(userYtDlp,[...metadataArgs , url],
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{ timeout: 30_000, // 30s, if more timeout
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maxBuffer: 10 * 1024 * 1024 }, // Maximum response size: 10 MB (Node.js default is much smaller)
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(error, stdout, stderr) => {
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if (stderr) {
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const lower = stderr.toLowerCase();
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if (lower.includes("sign in to confirm") || lower.includes("failed to decrypt") || lower.includes("could not copy")) {
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return reject(new Error(`Unable to extract cookies from ${getUserBrowser()}. Please log in to this browser and try again.`));
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}
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}
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if (error) {
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logger.error(`YT-DLP Error: ${error.message}`);
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if (stderr) logger.debug(`stderr: ${stderr}`);
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return reject(new Error("Unable to fetch Info."));
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}
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if (!stdout) return reject(new Error("No Data Received."));
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try {
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const data = JSON.parse(stdout);
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resolve(data);
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} catch (e) {
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logger.error(`JSON Parsing Error: ${e.message}`);
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reject(new Error("JSON unreadable."));
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}
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});
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});
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}
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module.exports = { fetchInfo };
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