version; $latest_version = Beta_Optin::get_latest_version(); if ( $current_version === $latest_version ) { delete_option( self::ROLLBACK_VERSION_OPTION ); return false; } return true; } /** * Check if we should roll back in this request or not. */ public static function should_rollback() { if ( ! Param::post( 'rm_rollback_version' ) ) { return false; } if ( ! current_user_can( 'update_plugins' ) ) { return false; } if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'rank-math-rollback' ) ) { return false; } return true; } /** * Reinstall previous version. * * @return boolean Whether the installation was successful. */ public function rollback() { $title = __( 'Rollback Plugin', 'rank-math' ); $parent_file = 'plugins.php'; $submenu_file = 'plugins.php'; $new_version = Param::post( 'rm_rollback_version' ); wp_enqueue_script( 'updates' ); $plugin = 'seo-by-rank-math/rank-math.php'; $nonce = 'upgrade-plugin_' . $plugin; $url = 'update.php?action=upgrade-plugin&plugin=' . rawurlencode( $plugin ); if ( ! class_exists( '\Plugin_Upgrader' ) ) { require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; } update_option( self::ROLLBACK_VERSION_OPTION, $new_version ); // Downgrade version number if necessary. if ( version_compare( rank_math()->version, $new_version, '>' ) ) { update_option( 'rank_math_version', $new_version ); } add_filter( 'pre_site_transient_update_plugins', [ $this, 'pre_transient_update_plugins' ], 20 ); add_filter( 'gettext', [ $this, 'change_updater_strings' ], 20, 3 ); $upgrader = new \Plugin_Upgrader( new \Plugin_Upgrader_Skin( compact( 'title', 'nonce', 'url', 'plugin' ) ) ); echo '

'; $upgrader->upgrade( $plugin ); echo '

'; remove_filter( 'pre_site_transient_update_plugins', [ $this, 'pre_transient_update_plugins' ], 20 ); remove_filter( 'gettext', [ $this, 'change_updater_strings' ], 20 ); return true; } /** * Inject old version in the `update_plugins` transient for downgrading. * * @param boolean $false False. Pass truthy value to short-circuit the get_site_transient(). * @return object New `update_plugins` data object. */ public function pre_transient_update_plugins( $false ) { $versions = Beta_Optin::get_available_versions( true ); $selected = Param::post( 'rm_rollback_version' ); $package = $versions[ $selected ]; $data = new \stdClass(); $data->response = []; $data->response['seo-by-rank-math/rank-math.php'] = new \stdClass(); $plugin_data = Version_Control::get_plugin_data( $selected, $package ); foreach ( $plugin_data as $prop_key => $prop_value ) { $data->response['seo-by-rank-math/rank-math.php']->{$prop_key} = $prop_value; } return $data; } /** * Hooked to gettext filter to change strings in the Updater for the rollback process. * * @param string $translation Translated text. * @param string $text Original text. * @param string $domain Text-domain. * * @return string New translated text. */ public function change_updater_strings( $translation, $text, $domain ) { if ( 'Plugin updated successfully.' === $text ) { return __( 'Plugin rollback successful.', 'rank-math' ); } if ( 'Installing the latest version…' === $text ) { return __( 'Installing the rollback version…', 'rank-math' ); } return $translation; } }