GfyCat adds link to mp4 file

Adds a link to the mp4 file of gfycat webm, redirects from detail page to actual file page

As of 02.05.2019. See апошняя версія.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         GfyCat adds link to mp4 file
// @namespace    gfycataddmp4link
// @description  Adds a link to the mp4 file of gfycat webm, redirects from detail page to actual file page
// @version      0.8
// @author       https://greasyfork.org/scripts/32493-gfycat-redirect-to-webm-video-file forked by glub
// @match        http://gfycat.com/*
// @match        https://gfycat.com/*
// @grant        none
// @run-at       document-end
// ==/UserScript==

//FIXME: broken code here
function add_detail_element(url){
	var detailelement = document.getElementById('block-2');
	var myanchor = document.createElement("a");
	if (url !== null){
		let mydetail = document.createTextNode(url);
		myanchor.appendChild(mydetail);
		myanchor.href = url;
	}
	else{
		let mydetail = document.createTextNode("No Source");
		myanchor.appendChild(mydetail);
	}
	myanchor.style.backgroundColor = "black";
	detailelement.appendChild(myanchor);
}

function sleep(ms) {
	return new Promise(resolve => setTimeout(resolve, ms));
}
var webmlink, mp4link;

// Gfycat has been redirecting to the detail page when trying to access a file page directly
// gifycat.com/gifs/detail/id
// work around that by adding a timer to redirect after 5 seconds
if (window.location.href.indexOf("gifs/detail") > 0){
	sleep(5000).then(() => {
		window.location = window.location.href.replace(/gifs\/detail\//,"");
	});
}
// Normal video page parsing now
else
{
	var videoPlayer = document.getElementsByTagName('video')[0];
	if (videoPlayer) {
		var children = videoPlayer.childNodes;
		for (var i = 0; i < children.length; ++i) {
			if (children[i].type == "video/webm") {
				webmlink = children[i].src;
			}
			if (children[i].type == "video/mp4"){
				if (children[i].src.indexOf('-mobile') != -1){ continue; }
				mp4link = children[i].src;
			}
		}
	}
	else {
		// we don't have a videoplayer (yet?)
		// FIXME: broken old code here
		var superAwesomeGlobalGfyJSON = document.getElementById('webmSource').src;
		webmlink = document.getElementById('webmSource').src;
		//webm = superAwesomeGlobalGfyJSON.webmUrl;
		mp4link = document.getElementById('mp4Source').src;
		//mp4link = superAwesomeGlobalGfyJSON.mp4Url;
		//var caption = document.getElementsByTagName('figcaption')[0].innerHTML;
		var source_url = superAwesomeGlobalGfyJSON.url;
		if (source_url === null){
			add_detail_element(source_url);
		}
		else if (source_url.indexOf('http') !== -1){ //found http, valid url
			//console.log("source_url: ", source_url);
			//var sourceurl = source_url.substr(source_url.indexOf('http')); //setting whatever is http in figcaption as sourceurl
			add_detail_element(source_url);
		}
		else{
			add_detail_element(null);
		}
	}

	if (mp4link) {
		// need to wait a few seconds otherwise gfycrap scripts overwrite us
		sleep(1000).then(() => {
		let parent = document.getElementsByClassName('source-link').item(0);
		let newdiv = document.createElement("div");
		// let mp4text = document.createTextNode("Download MP4");
		// let webmtext = document.createTextNode("Download WEBM");
		// newdiv.appendChild(mp4text);
		// newdiv.appendChild(webmtext);
		let mp4lnk = document.createElement("a");
		let webmlnk = document.createElement("a");
		mp4lnk.innerText = "Download MP4 here.";
		webmlnk.innerText = "Download WEBM here.";
		mp4lnk.setAttribute('href', mp4link);
		mp4lnk.setAttribute('class', 'value');
		mp4lnk.setAttribute('target', '_blank');
		webmlnk.setAttribute('href', webmlink);
		webmlnk.setAttribute('target', '_blank');
		webmlnk.setAttribute('class', 'value');
		parent.appendChild(document.createElement("br"));
		parent.appendChild(mp4lnk);
		parent.appendChild(document.createElement("br"));
		parent.appendChild(webmlnk);

		// go to mp4 directly after 6 seconds (not used)
		/*sleep(6000).then(() => {
		location.assign(mp4);
	});*/
	})}
}
/*
// if for some reason we only have webm link and no mp4, just go to mp4 directly.
else if (webm) {
	location.assign(webm);
}
*/