A Chrome Userscript that adds direct-download-links to torrent pages of http://torrentz.com/.

torrentz.user.js

// ==UserScript==
// @name Torrentz Direct Link
// @description Adds direct links to torrent pages, you won't have to go to the original index.
// @author Koen Bollen
// @match http://torrentz.com/*
// ==/UserScript==


var rxs = {
	'piratebay.org': [
			"thepiratebay.org/torrent/(\\d+)",
			"http://torrents.thepiratebay.org/%1/%1.torrent",
			"/img/20.gif"
		],
	'1337x.org': [
			"http://1337x.org/torrent/(\\d+)/0/",
			"http://1337x.org/download/%1/",
			"/img/11.gif"
		],
	'h33t.com': [
			"id=(.+)",
			"http://www.h33t.com/download.php?id=%1",
			"/img/30.gif"
		],
	'btmon.com': [
			"http://(.+).html",
			"http://%1",
			"/img/35.gif"
		],
	'torrents.net': [
			"http://www.torrents.net/torrent/(\\d+)",
			"http://www.torrents.net/down/%1.torrent",
			"/img/115.gif"
		]
};

var result = {};
var as = document.getElementsByTagName( "a" );
for( var i = as.length - 1; i >= 0; i-- )
{
	var a = as[i];
	for( var type in rxs )
	{
		var rx = rxs[type][0];
		var sub = rxs[type][1];
		var m = a.href.match( rx );
		if( m )
		{
			for( var j = 1; j < m.length; j++ )
			{
				rx = new RegExp( "%"+j, "g" );
				sub = sub.replace( rx, m[j] );
			}
			result[type] = sub;
			break;
		}
	}
}

var html = "Unable to parse direct links...";
var count = 0;
for( var name in result )
{
	count++;
}

if( count > 0 )
{
	html = "Direct download links:\n<dl>\n";
	for( var type in result )
	{
		var href = result[type];
		var img = rxs[type][2];
		html += "<dt><a href=\""+href+"\" rel=\"e\">";
		html += '<span class="u" style="background: transparent url(\''+img+'\') no-repeat 5px center;padding-left: 30px;">'+type+'</span>';
		html += "</a></dt>\n";
	}
	html += "</ul>\n";
}

var divs = document.getElementsByTagName( "div" );
for( var i = divs.length - 1; i >= 0; i-- )
{
	var div = divs[i];
	if( div.className == "info" )
	{
		div.innerHTML = html;
	}
}