// ==UserScript==
// @name			HDBits torrent search
// @namespace		https://greasyfork.org/users/19952-xant1k-bt
// @description		Searches for torrents with the same name as the current one
// @include			https://hdbits.org/details.php?id=*
// @version			1.0
// @author			deva
// @downloadURL none
// ==/UserScript==

title = document.getElementsByTagName('h1')[0];

titleString = new String(title.innerHTML);

searchLink = document.createElement('a');

searchLink.innerHTML = 'search on HDBits';

if(titleString.match(/s[0-9][0-9]e[0-9][0-9]/i) != null){// show

    titleString = titleString.match(/^(.*?)( -)? s[0-9][0-9]e[0-9][0-9]/i)[1];

}else if(titleString.match(/ - /i) != null){

    titleString = titleString.match(/^(.*?) - /i)[1];

}// else just use original string

searchLink.href='browse.php?search='+titleString;

searchLink.title = 'search HDBits for "' + titleString + '"';

table = myNextSibling(title);

tbody = myFirstChild(table);

linkTD = tbody.firstChild.firstChild.nextSibling;

linkTD.appendChild(document.createTextNode(' | '));

linkTD.appendChild(searchLink);

// helping functions

function myFirstChild(obj){

    temp = obj.firstChild;

    while(temp.nodeType == 3){    //TEXT_NODE = 3

        temp = temp.nextSibling;

    }

    return temp;

}

function myNextSibling(obj){

    temp = obj.nextSibling;

    while(temp.nodeType == 3){    //TEXT_NODE = 3

        temp = temp.nextSibling;

    }

    return temp;

}