Sindbad~EG File Manager

<?php
if (!class_exists('vooAddStyles')) {
    class vooAddStyles
    {

        protected $plugin_prefix;
        protected $plugin_version;
        protected $files_list;

        public function __construct($prefix, $parameters)
        {

            $this->files_list = $parameters;
            $this->plugin_prefix = $prefix;
            $this->plugin_version = '1.0';

            add_action('wp_print_scripts', array($this, 'add_script_fn'));
        }

        public function add_script_fn()
        {
            if (is_admin()) {
                wp_enqueue_media();
            }

            foreach ($this->files_list as $key => $value) {
                if ($key == 'common') {
                    foreach ($value as $single_line) {
                        $this->process_enq_line($single_line);
                    }
                }
                if ($key == 'admin' && is_admin()) {
                    foreach ($value as $single_line) {
                        $this->process_enq_line($single_line);
                    }
                }
                if ($key == 'front' && !is_admin()) {
                    foreach ($value as $single_line) {
                        $this->process_enq_line($single_line);
                    }
                }
            }
        }

        public function process_enq_line($line)
        {
            $custom_id = rand(1000, 9999) . basename($line['url']);
            if ($line['type'] == 'style') {
                wp_enqueue_style($this->plugin_prefix . $custom_id, $line['url']);
            }
            if ($line['type'] == 'script') {

                $rand_prefix = rand(1000, 9999);
                if (isset($line['id'])) {
                    $script_prefix = $line['id'];
                } else {
                    $script_prefix = $this->plugin_prefix . $custom_id . $rand_prefix;
                }

                wp_register_script($script_prefix, $line['url'], $line['enq']);
                if ($line['localization']) {

                    wp_localize_script($script_prefix, $this->plugin_prefix . '_local_data', $line['localization']);
                }
                wp_enqueue_script($script_prefix);
            }
        }
    }
}

$scripts_list = array(
    'common' => array(
        array('type' => 'style', 'url' => plugins_url('/inc/assets/css/boot-cont.css', __FILE__)),
        //array( 'type' => 'style', 'url' => plugins_url('/inc/fa/css/font-awesome.min.css', __FILE__ ) ),
    ),
    'admin' => array(
        array('type' => 'script', 'url' => plugins_url('/js/admin.js', __FILE__), 'enq' => array('jquery'), 'localization' => array('add_url' => get_option('home') . '/wp-admin/post-new.php?post_type=event')),
        array('type' => 'style', 'url' => plugins_url('/css/admin.css', __FILE__)),
    ),
    'front' => array(
        array('type' => 'script', 'url' => plugins_url('/js/front.js', __FILE__), 'enq' => array('jquery'), 'localization' => array('add_url' => get_option('home') . '/wp-admin/post-new.php?post_type=event', 'ajaxurl' => admin_url('admin-ajax.php'))),
        array('type' => 'style', 'url' => plugins_url('/css/front.css', __FILE__)),
    )
);

$insert_script = new vooAddStyles($locale, $scripts_list);

?>