<?php

if ( ! class_exists( 'ITSEC_Backup_Setup' ) ) {

	class ITSEC_Backup_Setup {

		public function __construct() {

			add_action( 'itsec_modules_do_plugin_activation',   array( $this, 'execute_activate'   )          );
			add_action( 'itsec_modules_do_plugin_deactivation', array( $this, 'execute_deactivate' )          );
			add_action( 'itsec_modules_do_plugin_uninstall',    array( $this, 'execute_uninstall'  )          );
			add_action( 'itsec_modules_do_plugin_upgrade',      array( $this, 'execute_upgrade'    ), null, 2 );

		}

		/**
		 * Execute module activation.
		 *
		 * @since 4.0
		 *
		 * @return void
		 */
		public function execute_activate() {}

		/**
		 * Execute module deactivation
		 *
		 * @return void
		 */
		public function execute_deactivate() {}

		/**
		 * Execute module uninstall
		 *
		 * @return void
		 */
		public function execute_uninstall() {

			$this->execute_deactivate();

			delete_site_option( 'itsec_backup' );

		}

		/**
		 * Execute module upgrade
		 *
		 * @return void
		 */
		public function execute_upgrade( $build ) {

			if ( $build < 4000 ) {

				global $itsec_bwps_options;

				$current_options = get_site_option( 'itsec_backup' );


				// Don't do anything if settings haven't already been set, defaults exist in the module system and we prefer to use those
				if ( false !== $current_options ) {

					$current_options['enabled']  = isset( $itsec_bwps_options['backup_enabled'] ) && $itsec_bwps_options['backup_enabled'] == 1 ? true : false;
					$current_options['interval'] = isset( $itsec_bwps_options['backup_interval'] ) ? intval( $itsec_bwps_options['backup_interval'] ) : 1;

					update_site_option( 'itsec_backup', $current_options );

				}

			}

			if ( $build < 4040 ) {
				$backup_options = get_site_option( 'itsec_backup' );
				// Make sure we have an index files to block directory listing in backups directory
				if ( is_dir( $backup_options['location'] ) && ! file_exists( path_join( $backup_options['location'], 'index.php' ) ) ) {
					file_put_contents( path_join( $backup_options['location'], 'index.php' ), "<?php\n// Silence is golden." );
				}
			}

			if ( $build < 4041 ) {
				$current_options = get_site_option( 'itsec_backup' );

				// If there are no current options, go with the new defaults by not saving anything
				if ( is_array( $current_options ) ) {
					// Make sure the new module is properly activated or deactivated
					if ( $current_options['enabled'] ) {
						ITSEC_Modules::activate( 'backup' );
					} else {
						ITSEC_Modules::deactivate( 'backup' );
					}

					if ( isset( $current_options['location'] ) && ! is_dir( $current_options['location'] ) ) {
						unset( $current_options['location'] );
					}

					$options = ITSEC_Modules::get_defaults( 'backup' );

					foreach ( $options as $name => $value ) {
						if ( isset( $current_options[$name] ) ) {
							$options[$name] = $current_options[$name];
						}
					}

					ITSEC_Modules::set_settings( 'backup', $options );
				}
			}

			if ( $build < 4069 ) {
				delete_site_option( 'itsec_backup' );
			}

			if ( $build < 4079 ) {
				wp_clear_scheduled_hook( 'itsec_execute_backup_cron' );
			}
		}

	}

}

new ITSEC_Backup_Setup();
