GfyCat adds link to mp4 file

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

À partir de 2020-10-16. Voir la dernière version.

Vous devrez installer une extension telle que Tampermonkey, Greasemonkey ou Violentmonkey pour installer ce script.

Vous devrez installer une extension telle que Tampermonkey ou Violentmonkey pour installer ce script.

Vous devrez installer une extension telle que Tampermonkey ou Violentmonkey pour installer ce script.

Vous devrez installer une extension telle que Tampermonkey ou Userscripts pour installer ce script.

Vous devrez installer une extension telle que Tampermonkey pour installer ce script.

Vous devrez installer une extension de gestionnaire de script utilisateur pour installer ce script.

(J'ai déjà un gestionnaire de scripts utilisateur, laissez-moi l'installer !)

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Vous devrez installer une extension telle que Stylus pour installer ce style.

Vous devrez installer une extension telle que Stylus pour installer ce style.

Vous devrez installer une extension du gestionnaire de style pour utilisateur pour installer ce style.

Vous devrez installer une extension du gestionnaire de style pour utilisateur pour installer ce style.

Vous devrez installer une extension du gestionnaire de style pour utilisateur pour installer ce style.

(J'ai déjà un gestionnaire de style utilisateur, laissez-moi l'installer!)

// ==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      0.13
// @author       https://greasyfork.org/scripts/32493-gfycat-redirect-to-webm-video-file forked by glub
// @match        http*://*.gfycat.com/*
// @match        http*://*.redgifs.com/*
// @match        http*://*.gifdeliverynetwork.com/*
// @grant        none
// @run-at       document-idle
// ==/UserScript==

//HACK: in case we just want to redirect from this
// if(window.location.hostname.indexOf("gifdeliverynetwork.com") > 0)
// {
//    window.location = window.location.href.replace(/gifdeliverynetwork.com/i, "redgifs.com/watch");
// }

//FIXME: broken code here, currently not used
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);
}

/* need to wait a few seconds otherwise gfycrap scripts overwrite us
   we could also try using $(document).ready(function(){[...]}); */
function add_details(url, parentnode){
	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');
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(mp4lnk);
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(webmlnk);
	// adding a bunch of spaces for padding
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(document.createElement("br"));
	parentnode.appendChild(document.createElement("br"));

	// grey out visited links
	var css = 'a:visited { color: #4c4c5daa }';
	var style = document.createElement("style");
	style.appendChild(document.createTextNode(css));
	document.head.appendChild(style);
}

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

var webmlink, mp4link;

// This is the function that does the magic currently
function updateInfoFrom(videoPlayer){
	var children = videoPlayer.childNodes;
	console.log("DEBUG: player child nodes: ", children);
	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;
		}
	}
	addLink();
}

var parentnode;

function __delay__(timer) {
	// https://stackoverflow.com/questions/7307983
	return new Promise(resolve => {
		timer = timer || 3000;
		setTimeout(function () {
			var gifinfo = document.getElementsByClassName('gif-info');
			if (gifinfo.length === 0)
			{
				// try different method as a fallback for gifdeliverynetwork (redirected) pages as they have no gif-info
				parentnode = document.getElementsByClassName('wrapper')[0];
			}
			else
			{
				parentnode = gifinfo[0].children[0];
			}
			//console.log("parentnode is: ", parentnode);
			resolve();
		}, timer);
	});
};
// 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(500).then(() => {
		window.location = window.location.href.replace(/gifs\/detail\//,"");
	});
}
// Normal video page parsing now
else
{
	var videoPlayer = document.getElementsByTagName('video')[0];
	if (videoPlayer) {
		videoPlayer.addEventListener("change", updateInfoFrom(videoPlayer));
	}
	else {
		console.log("DEBUG: no videoplayer found!");
		// we don't have a videoplayer (yet?)
		// FIXME: broken old code here, currently not used
		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);
		}
	}
	//addLink();
}

function addLink() {
	if (mp4link) {
		setTimeout(async function(){
			while (!parentnode) { await __delay__(1000); }
			add_details(mp4link, parentnode);
		}, 1);
	}
	else { console.log("Didn't find any mp4 link to display!"); };
	/*sleep(6000).then(() => {
// go to mp4 directly after 6 seconds (not used)
location.assign(mp4);
});*/
}