getmovies.js

var fs = require('fs');
var path = require('path');
var movie_path = '/media/thesabbir/Media/Others/Movies/';
var website_url = 'http://localhost:3000/';

//var movie_path = '/home/thesabbir/Documents/mv/';
function fileFilter(files, extension) {
    var regExp = new RegExp('\\.' + extension + '$');
    return files.filter(regExp.test.bind(regExp));
    // Returns an Array of files
}
fs.readdir(movie_path, function (err, fileList) {
    "use strict";
    // If io erro throw it
    if (err) {
        throw err;
    }
    var list = [];

    //Loop through each file
    fileList.forEach(function (file) {
        var mv = path.resolve(movie_path, file);

        //Get the stat
        var stat = fs.statSync(mv);

        //Check if it's a directory
        if (stat.isDirectory()) {

            //if it is a directory then
            //Read it And
            // select only video files
            var video_files = fileFilter(fs.readdirSync(mv), '(mp4|avi|webm)');

            video_files.forEach(function (sfile) {
                //Add to the list with some additional data
                list.push({
                    filename : sfile,
                    stat : stat,
                    url : encodeURI(website_url + file + '/' + sfile)

                });
            });
        }
        //If it is a file and not a directory
        else {
            //Select video files
            if ((/\.(mp4|avi|webm)$/i).test(file)) {
                //And add them to the list
                list.push({
                    filename : file,
                    stat : stat,
                    url : website_url + encodeURIComponent(file)
                });
            }
        }
    });
    fs.writeFile('movies.json', JSON.stringify(list), function (err) {
        if (err) throw err;
        console.log('It\'s saved!');
    });
});