<?php
require_once('simple_html_dom.php');

function getwowcenter($ranking)
{
    $cacheKey="cache/wowcenter-$ranking.cache";
    $elapsed=file_exists($cacheKey)?filemtime($cacheKey):0;
    if (time() - $elapsed < 60*5)
    {
        $guilds=unserialize(file_get_contents($cacheKey));
        return $guilds;
    }

    $html=file_get_html("http://wowcenter.pl/Gildie/Ranking/$ranking");

    $rows=array_merge($html->find('.horde-row'),$html->find('.alliance-row'));
    foreach ($rows as $row)
    {
        $guild=$row->find('td.guild',0);
        $info=array();
        foreach ($row->find('td') as $td)
            $info[]=trim($td->plaintext);

        $row->class='  '.$row->class; //super php nie rozroznia FALSE od 0...
        if (strpos($row->class,"number-1")!=FALSE) $info[0]='1';
        if (strpos($row->class,"number-2")!=FALSE) $info[0]='2';
        if (strpos($row->class,"number-3")!=FALSE) $info[0]='3';
        if (strpos($row->class,"alliance-row")!=FALSE) $info[]='alliance';
        if (strpos($row->class,"horde-row")!=FALSE) $info[]='horde';
        $guilds[]=$info;
    }
    usort($guilds,function($x,$y) { return $x[0]-$y[0]; });
    file_put_contents($cacheKey,serialize($guilds));
    return $guilds;
}

var_dump(getwowcenter('Tier-13-25-Man'));
?>