savetubeplus.user.js

// ==UserScript==
// @name            SaveTube+
// @version         2024.07.08
// @description     Download videos from web sites.
// @author          sebaro
// @namespace       http://sebaro.pro/savetube
// @downloadURL     https://gitlab.com/sebaro/savetube/raw/master/savetubeplus.user.js
// @updateURL       https://gitlab.com/sebaro/savetube/raw/master/savetubeplus.user.js
// @icon            https://gitlab.com/sebaro/savetube/raw/master/savetube.png
// @include         *
// @noframes
// @grant           none
// @run-at          document-end
// ==/UserScript==


/*

	Copyright (C) 2014 - 2024 Sebastian Luncan

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program. If not, see <http://www.gnu.org/licenses/>.

	Website: http://sebaro.pro/savetube
	Contact: http://sebaro.pro/contact

*/


(function() {


// ==========Variables========== //

// Userscript
var userscript = 'SaveTube+';
var website = 'http://sebaro.pro/savetube';
var contact = 'http://sebaro.pro/contact';

// Page
var page = {win: window, doc: window.document, body: window.document.body, url: window.location.href, site: window.location.hostname.match(/([^.]+)\.[^.]+$/)[1]};

// Saver
var panel;
var panelHeight = 30;

// ==========Fixes========== //

// Don't run on frames or iframes
if (window.top && window.top != window.self)  return;


// ==========Functions========== //

function styleMyElement(obj, styles) {
	for (var stylekey in styles) {
		obj.style[stylekey] = styles[stylekey];
	}
}


// ==========Websites========== //

function SaveTube() {

	/* Page Source */
	var xmlHTTP = new XMLHttpRequest();
	xmlHTTP.open('GET', page.url, false);
	xmlHTTP.send();
	var source = xmlHTTP.responseText + document.getElementsByTagName('html')[0].innerHTML;
	if (!source) return;

	/* Video Patterns */
	var patterns = [
		'=(http[^=\'"]*?\\.(mp4|flv|webm|m3u8).*?)&',
		'file\s*:\s*"(http[^")]*?\\.(mp4|flv|webm|m3u8).*?)"',
		'src="(http[^"]*?\\.(mp4|flv|webm|m3u8).*?)"',
		'"(http[^"]*?\\.(mp4|flv|webm|m3u8).*?)"',
		'\'(http[^\']*?\\.(mp4|flv|webm|m3u8).*?)\'',
		'&quot;(http[^\']*?\\.(mp4|flv|webm|m3u8).*?)&quot;'
	];

	var exclude = '(thumb|\\.jpg|\\.png|\\.gif|\\.htm|format=|\\/\\/[^\\/]*?(mp4|flv|webm|m3u8)|(mp4|flv|webm|m3u8)[0-9a-zA-Z])';

	/* Video Matcher */
	var pattern, matches, matcher, video, type;
	var links = [];
	for (var i = 0; i < patterns.length; i++) {
		pattern = new RegExp(patterns[i], 'g');
		matches = source.match(pattern);
		if (matches) {
			for (var v = 0; v < matches.length; v++) {
				matcher = matches[v].match(patterns[i]);
				video = (matcher) ? matcher[1] : null;
				if (video) {
					if (video.indexOf('%') != -1) video = unescape(video);
					if (video.indexOf('\\u00') != -1) video = video.replace(/\\u002F/g, '/').replace(/\\u0026/g, '&');
					if (video.indexOf('&amp;') != -1) video = video.replace(/&amp;/g, '&');
					video = video.replace(/\\/g, '');
					if (video.indexOf('http') == 0 && !video.match(exclude)) {
						if (links.indexOf(video) == -1 && video != page.win.location.href) links.push(video);
					}
				}
			}
		}
	}
	if (links.length > 0) {
		panel = document.createElement('div');
		styleMyElement(panel, {position: 'fixed', display: 'block', fontFamily: 'sans-serif', fontSize: '10px', height: panelHeight + 'px', lineHeight: panelHeight + 'px', backgroundColor: '#FFFFFF', padding: '0px 10px 5px 10px', bottom: '0px', right: '25px', zIndex: '2000000000', borderTop: '1px solid #CCCCCC', borderLeft: '1px solid #CCCCCC', borderRight: '1px solid #CCCCCC', borderRadius: '5px 5px 0px 0px', textAlign: 'center', boxSizing: 'content-box'});
		document.body.appendChild(panel);
		var logo = document.createElement('div');
		styleMyElement(logo, {display: 'inline-block', color: '#32D132', fontSize: '14px', fontWeight: 'bold', border: '1px solid #32D132', borderRadius: '3px', padding: '0px 4px', marginRight: '10px', lineHeight: 'normal', verticalAlign: 'middle', cursor: 'pointer', boxSizing: 'content-box'});
		panel.appendChild(logo);
		logo.innerHTML = userscript;
		var menu = document.createElement('select');
		styleMyElement(menu, {display: 'inline-block', width: 'auto', height: '20px', fontFamily: 'inherit', fontSize: '14px', fontWeight: 'bold', padding: '0px 3px', overflow: 'hidden', border: '1px solid #CCCCCC', color: '#777777', backgroundColor: '#FFFFFF', lineHeight: 'normal', verticalAlign: 'middle', cursor: 'pointer', boxSizing: 'content-box'});
		var option;
		for (var i = 0; i < links.length; i++) {
			option = document.createElement('option');
			styleMyElement(option, {fontSize: '14px', fontWeight: 'bold', cursor: 'pointer'});
			option.value = links[i];
			option.innerHTML = links[i].substr(0, 35) + '...';
			option.title = links[i];
			menu.appendChild(option);
		}
		panel.appendChild(menu);
		var linkb = document.createElement('div');
		styleMyElement(linkb, {display: 'inline-block', color: '#777777', fontSize: '14px', fontWeight: 'bold', padding: '0px 4px', lineHeight: 'normal', verticalAlign: 'middle', marginLeft: '5px', marginBottom: '2px', cursor: 'pointer', boxSizing: 'content-box'});
		panel.appendChild(linkb);
		var link = document.createElement('a');
		styleMyElement(link, {color: '#777777', textDecoration: 'underline'});
		link.innerHTML = '[Link]';
		link.href = links[0];
		linkb.appendChild(link);
		menu.addEventListener('change', function() {
			link.href = this.value;
		}, false);
	}

}


// ==========Run========== //

SaveTube();

page.win.setInterval(function() {
	if (page.url != page.win.location.href.replace(page.win.location.hash, '')) {
		if (panel && panel.parentNode) {
			panel.parentNode.removeChild(panel);
		}
		page.doc = page.win.document;
		page.body = page.doc.body;
		page.url = page.win.location.href.replace(page.win.location.hash, '');
		SaveTube();
	}
}, 500);

})();