Krusher

<?php
/*
 * FancyBoxThumbsK extension
 * by Jason Gill, http://www.gilluminate.com modified by Uwe Schützenmeister, http://idea-sketch.com, Modified by Krusher http://krusher.net
 *
 * Displays thumbnailed images in a Mac-style "lightbox" that floats overtop of web page.
 *
 *
 * Uses: FancyBox - jQuery Plugin
 * Simple and fancy lightbox alternative
 *
 * Examples and documentation at: http://fancybox.net
 *
 * Copyright (c) 2008 - 2011 Janis Skarnelis, Krusher
 * That said, it is hardly a one-person project. Many people have submitted bugs, code, and offered their advice freely.
 * Their support is greatly appreciated.
 *
 * Version: 1.3.4 (11/11/2010)
 * Requires: jQuery v1.3+
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */

if ( !defined( 'MEDIAWIKI' ) )
    die( 'This is a MediaWiki extension, and must be run from within MediaWiki.' );

//Register Credits
$wgExtensionCredits['other'][] = array(
    'name'        => 'FancyBoxThumbsK',
    'url'         => 'http://www.mediawiki.org/wiki/Extension:FancyBoxThumbs',
    'author'      => '[http://www.gilluminate.com Jason Gill], [http://krusher.net]',
    'description' => 'Displays thumbnailed images in a Mac-style "lightbox" that floats overtop of web page. A simple and fancy lightbox alternative',
    'version'     => '0.4.K'
);

$wgHooks['BeforePageDisplay'][] = 'efBeforePageDisplay';

function efBeforePageDisplay($out)
{
    global $wgScriptPath;
    $FBT_Dir = '/extensions/FancyBoxThumbs/fancybox';
    //$out->addScript('<script src="//ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js"></script>');
    $out->addScriptFile($wgScriptPath.$FBT_Dir.'/jquery.fancybox-1.3.4.js');
    $out->addScript('<link rel="stylesheet" href="'.$FBT_Dir.'/jquery.fancybox-1.3.4.css" type="text/css" />');

    ##uses jquery to rewrite the href, rather than traditional php methods that can break the CMS nature of WikiMedia
    $out->addScript('<script type="text/javascript">'
                    .'jQuery.noConflict();'
                    .'(function($) {'
                        .'$(document.body).ready(function() {'
                            .'$("a.image").each(function(){'
                                .'var img_split1 = $(this).children().first().attr("src").split("/thumb");'
                                .' if(img_split1[1] == null) { img_split1[1] = img_split1[0]; img_split1[0] = \'\';};' // Not a thumb but a full image
                                .' var img_type = img_split1[1].substr(img_split1[1].length -4);' // cut the last 4 (!) characters to fetch .jpg and jpeg
                                .' var img_split2 = img_split1[1].split(img_type);'
                                .' var img_src = img_split1[0]+img_split2[0]+"."+img_type;'
                                .' var img_src = img_src.replace("..", ".");' // change ..jpg to .jpg but do not change .jpeg
                                .' var pieces = img_src.split(\'/\');'
                                .' $(this).attr("title", $(this).attr("title") + "<br />Origen: <a style=\"color:#888888;\" href=\"http://www.frikipedia.es/friki/Archivo:"+pieces[pieces.length-1]+"\">" + pieces[pieces.length-1] + "</a>");'
                                .' $(this).attr("href", img_src);'
                            .'});'
                            .'$("a.image").fancybox({"transitionIn":"elastic","transitionOut":"elastic","titlePosition":"inside"});'
                        .'});'
                    .'})(jQuery)'
                    .'</script>');

    return true;
}