Routes.php

<?php
//Routes.php

Route::post('/eein/wysiwyg/upload/{slug}/', function($slug){

/**
 * Upload directory
 */

//create directory if doesn't exist


define("UPLOADDIR", "./uploads/public/wysiwyg/" . $slug . "/");

if (!file_exists(UPLOADDIR)) {
    mkdir(UPLOADDIR, 0777, true);
}

// Detect if it is an AJAX request
if(!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest') {
    $file = array_shift($_FILES);

    if(move_uploaded_file($file['tmp_name'], UPLOADDIR . basename($file['name']))) {
        $file = dirname($_SERVER['PHP_SELF']) . str_replace('./', '/', UPLOADDIR) . $file['name'];
        $data = array(
            'message' => 'uploadSuccess',
            'file'    => $file,
        );
    } else {
        $error = true;
        $data = array(
            'message' => 'uploadError',
        );
    }
} else {
    $data = array(
        'message' => 'uploadNotAjax',
        'formData' => $_POST
    );
}

echo json_encode($data);




});