felixarntz/wp-gcs-offload

<?php
/**
 * WPGCSOffload\Admin\Menu class
 *
 * @package WPGCSOffload
 * @subpackage Admin
 * @author Felix Arntz <felix-arntz@leaves-and-love.net>
 * @since 0.5.0
 */

namespace WPGCSOffload\Admin;

if ( ! defined( 'ABSPATH' ) ) {
    die();
}

if ( ! class_exists( 'WPGCSOffload\Admin\Menu' ) ) {
    /**
     * This class creates the plugin's admin menu item and content.
     *
     * @since 0.5.0
     */
    class Menu {
        private static $instance = null;

        public static function instance() {
            if ( null === self::$instance ) {
                self::$instance = new self();
            }

            return self::$instance;
        }

        private $manager = null;

        private $settings = null;

        private function __construct() {
            // empty
        }

        public function set_manager( $manager ) {
            $this->manager = $manager;
        }

        public function set_settings( $settings ) {
            $this->settings = $settings;
        }

        public function add_components( $wpod ) {
            $wpod->add_components( array(
                Admin::MENU_SLUG            => array(
                    'screens'                    => array(
                        Admin::SCREEN_SLUG            => array(
                            'title'                        => __( 'Google Cloud Storage', 'wp-gcs-offload' ),
                            'label'                        => __( 'Google Cloud Storage', 'wp-gcs-offload' ),
                            'capability'                => Admin::CAP_MANAGE,
                            'tabs'                        => array(
                                Admin::MANAGE_TAB_SLUG        => array(
                                    'title'                        => __( 'Manage', 'wp-gcs-offload' ),
                                    'description'                => __( 'Manage and transfer media between your server and your Google Cloud Storage bucket.', 'wp-gcs-offload' ),
                                    'capability'                => Admin::CAP_MANAGE,
                                    'callback'                    => array( $this->manager, 'render' ),
                                ),
                                Admin::SETTINGS_TAB_SLUG    => array(
                                    'title'                        => __( 'Settings', 'wp-gcs-offload' ),
                                    'description'                => __( 'Set up your Google Cloud Storage bucket.', 'wp-gcs-offload' ),
                                    'capability'                => Admin::CAP_SETUP,
                                    'mode'                        => 'draggable',
                                    'sections'                    => $this->settings->get_sections(),
                                ),
                            ),
                        ),
                    ),
                ),
            ), 'wp-gcs-offload' );
        }

        public function init_pages() {
            add_action( 'load-' . str_replace( '.php', '_page', Admin::MENU_SLUG ) . '_' . Admin::SCREEN_SLUG, array( $this, 'init_manager_page' ) );
        }

        public function init_manager_page() {
            if ( isset( $_GET['tab'] ) && Admin::SETTINGS_TAB_SLUG === $_GET['tab'] ) {
                return;
            }

            $this->manager->init();
        }
    }
}