<?php
/**
 * MainWP Child Actions.
 *
 * Handle MainWP Child Actions.
 *
 * @package MainWP\Child
 */

namespace MainWP\Child;

/**
 * Class MainWP_Child_Actions
 *
 * Handle MainWP Child Actions.
 */
class MainWP_Child_Actions { //phpcs:ignore -- NOSONAR - multi method.

    /**
     * Public static variable to hold the single instance of the class.
     *
     * @var mixed Default null
     */
    protected static $instance = null;

    /**
     * Public static variable.
     *
     * @var mixed Default null
     */
    protected $init_actions = array();

    /**
     * Public static variable.
     *
     * @var mixed Default null
     */
    protected static $actions_data = null;

    /**
     * Public static variable.
     *
     * @var mixed Default null
     */
    protected static $sending = null;

    /**
     * Public static variable.
     *
     * @var mixed Default null.
     */
    protected static $connected_admin = null;


    /**
     * Old plugins.
     *
     * @var array Old plugins array.
     * */
    public $current_plugins_info = array();

    /**
     * Old themes.
     *
     * @var array Old themes array.
     * */
    public $current_themes_info = array();


        /**
         * Private variable to hold time start.
         *
         * @var int
         */
    private static $exec_start = null;

    /**
     * Method get_class_name()
     *
     * Get class name.
     *
     * @return string __CLASS__ Class name.
     */
    public static function get_class_name() {
        return __CLASS__;
    }

    /**
     * MainWP_Child_Callable constructor.
     *
     * Run any time class is called.
     */
    public function __construct() {
        static::$connected_admin = get_option( 'mainwp_child_connected_admin', '' );
        $this->init_actions      = array(
            'upgrader_pre_install',
            'upgrader_process_complete',
            'activate_plugin',
            'deactivate_plugin',
            'switch_theme',
            'delete_site_transient_update_themes',
            'pre_option_uninstall_plugins',
            'deleted_plugin',
            '_core_updated_successfully',
        );
    }

    /**
     * Method instance()
     *
     * Create a public static instance.
     *
     * @return mixed Class instance.
     */
    public static function get_instance() {
        if ( null === static::$instance ) {
            static::$instance = new self();
        }
        return static::$instance;
    }

    /**
     * Method init_hooks().
     *
     * Init WP hooks.
     */
    public function init_hooks() {
        // avoid actions.
        if ( MainWP_Helper::is_dashboard_request() ) {
            return;
        }

        // not connected, avoid actions.
        if ( empty( static::$connected_admin ) ) {
            return;
        }

        $pubkey = get_option( 'mainwp_child_pubkey' );
        // not connected, avoid actions.
        if ( empty( $pubkey ) ) {
            return;
        }

        foreach ( $this->init_actions as $action ) {
            add_action( $action, array( $this, 'callback' ), 10, 99 );
        }

        $this->init_exec_time();
    }

    /**
     * Method init_custom_hooks().
     *
     * Init WP custom hooks.
     *
     * @param string $actions action name.
     */
    public function init_custom_hooks( $actions ) {

        if ( is_string( $actions ) ) {
            $actions = array( $actions );
        }

        if ( ! is_array( $actions ) ) {
            return;
        }

        $allow_acts = array(
            'upgrader_pre_install',
        );
        foreach ( $actions as $action ) {
            if ( ! in_array( $action, $allow_acts ) ) {
                continue;
            }
            add_action( $action, array( $this, 'callback' ), 10, 99 );
        }
    }

    /**
     * Method get_current_plugins_info().
     *
     * Get current plugins info.
     */
    public function get_current_plugins_info() {
        return $this->current_plugins_info;
    }


    /**
     * Method get_current_themes_info().
     *
     * Get current themes info.
     */
    public function get_current_themes_info() {
        return $this->current_themes_info;
    }

    /**
     * Callback for all registered hooks.
     * Looks for a class method with the convention: "callback_{action name}"
     */
    public function callback() {
        $current  = current_filter();
        $callback = array( $this, 'callback_' . preg_replace( '/[^A-Za-z0-9_\-]/', '_', $current ) ); // to fix A-Z charater in callback name.

        // Call the real function.
        if ( is_callable( $callback ) ) {
            return call_user_func_array( $callback, func_get_args() );
        }
    }

    /**
     * Method to get actions info.
     */
    public static function get_actions_data() {
        if ( null === static::$actions_data ) {
            static::$actions_data = get_option( 'mainwp_child_actions_saved_data', array() );
            if ( ! is_array( static::$actions_data ) ) {
                static::$actions_data = array();
            }
            $username = get_option( 'mainwp_child_connected_admin', '' );
            if ( ! isset( static::$actions_data['connected_admin'] ) ) {
                static::$actions_data['connected_admin'] = $username;
            } elseif ( '' !== $username && $username !== static::$actions_data['connected_admin'] ) {
                static::$actions_data = array( 'connected_admin' => $username ); // if it is not same the connected user then clear the actions data.
                update_option( 'mainwp_child_actions_saved_data', static::$actions_data );
            }
            static::check_actions_data();
        }
        return static::$actions_data;
    }


    /**
     * Method to save actions info.
     *
     * @param int   $index index.
     * @param array $data Action data .
     *
     * @return bool Return TRUE.
     */
    private function update_actions_data( $index, $data ) {
        static::get_actions_data();
        $index                          = strval( $index );
        static::$actions_data[ $index ] = $data;
        update_option( 'mainwp_child_actions_saved_data', static::$actions_data );
        return true;
    }


    /**
     * Method to check actions data.
     * Clear old the action info.
     */
    public static function check_actions_data() { //phpcs:ignore -- NOSONAR - complex.
        // NOSONAR - WP compatible.
        $checked = intval( get_option( 'mainwp_child_actions_data_checked', 0 ) );
        if ( empty( $checked ) ) {
            update_option( 'mainwp_child_actions_data_checked', time() );
        } else {
            $checked = date( 'Y-m-d', $checked ); // phpcs:ignore -- Use local time to achieve desired results, pull request solutions appreciated.
            if ( $checked !== date( 'Y-m-d' ) ) { // phpcs:ignore -- Use local time to achieve desired results, pull request solutions appreciated.
                $days_number = intval( get_option( 'mainwp_child_actions_saved_number_of_days', 30 ) );
                $days_number = apply_filters( 'mainwp_child_actions_saved_number_of_days', $days_number );
                $days_number = ( 3 > $days_number || 6 * 30 < $days_number ) ? 30 : $days_number;
                $check_time  = $days_number * \DAY_IN_SECONDS;

                $updated = false;
                foreach ( static::$actions_data as $index => $data ) {

                    if ( 'connected_admin' === strval( $index ) ) {
                        continue;
                    }

                    if ( ! is_array( $data ) || $check_time < time() - intval( $data['created'] ) || empty( $data['action_user'] ) ) {
                        unset( static::$actions_data[ $index ] );
                        $updated = true;
                    }
                }

                if ( $updated ) {
                    update_option( 'mainwp_child_actions_saved_data', static::$actions_data );
                }
                update_option( 'mainwp_child_actions_data_checked', time() );
            }
        }
    }

    /**
     * Log plugin installations.
     *
     * @action transition_post_status.
     *
     * @param \WP_Upgrader $upgrader WP_Upgrader class object.
     * @param array        $extra Extra attributes array.
     *
     * @return bool Return TRUE|FALSE.
     */
    public function callback_upgrader_process_complete( $upgrader, $extra ) { // phpcs:ignore -- NOSONAR - required to achieve desired results, pull request solutions appreciated.
        $logs    = array();
        $success = ! is_wp_error( $upgrader->skin->result );
        $error   = null;

        if ( ! $success ) {
            $errors = $upgrader->skin->result->errors;

            list( $error ) = reset( $errors );
        }

        // This would have failed down the road anyway.
        if ( ! isset( $extra['type'] ) ) {
            return false;
        }

        $type   = $extra['type'];
        $action = $extra['action'];

        if ( ! in_array( $type, array( 'plugin', 'theme' ), true ) ) {
            return false;
        }

        if ( 'install' === $action ) {
            if ( 'plugin' === $type ) {
                $path = $upgrader->plugin_info();

                if ( ! $path ) {
                    return false;
                }

                $data    = get_plugin_data( $upgrader->skin->result['local_destination'] . '/' . $path );
                $slug    = $upgrader->result['destination_name'];
                $name    = $data['Name'];
                $version = $data['Version'];
            } else { // theme.
                $slug = $upgrader->theme_info();

                if ( ! $slug ) {
                    return false;
                }

                wp_clean_themes_cache();

                $theme   = wp_get_theme( $slug );
                $name    = $theme->name;
                $version = $theme->version;
            }

            $action = 'installed';
            // translators: Placeholders refer to a plugin/theme type, a plugin/theme name, and a plugin/theme version (e.g. "plugin", "Stream", "4.2").
            $message = _x(
                'Installed %1$s: %2$s %3$s',
                'Plugin/theme installation. 1: Type (plugin/theme), 2: Plugin/theme name, 3: Plugin/theme version',
                'mainwp-child'
            );

            $logs[] = compact( 'slug', 'name', 'version', 'message', 'action' );
        } elseif ( 'update' === $action ) {

            if ( is_object( $upgrader ) && property_exists( $upgrader, 'skin' ) && 'Automatic_Upgrader_Skin' === get_class( $upgrader->skin ) ) {
                return false;
            }

            $action = 'updated';
            // translators: Placeholders refer to a plugin/theme type, a plugin/theme name, and a plugin/theme version (e.g. "plugin", "Stream", "4.2").
            $message = _x(
                'Updated %1$s: %2$s %3$s',
                'Plugin/theme update. 1: Type (plugin/theme), 2: Plugin/theme name, 3: Plugin/theme version',
                'mainwp-child'
            );

            if ( 'plugin' === $type ) {
                if ( isset( $extra['bulk'] ) && true === $extra['bulk'] ) {
                    $slugs = $extra['plugins'];
                } else {
                    $slugs = array( $upgrader->skin->plugin );
                }

                foreach ( $slugs as $slug ) {
                    $plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/' . $slug );
                    $name        = $plugin_data['Name'];
                    $version     = $plugin_data['Version'];
                    // ( Net-Concept - Xavier NUEL ) : get old versions.
                    if ( isset( $this->current_plugins_info[ $slug ] ) ) {
                        $old_version = $this->current_plugins_info[ $slug ]['Version'];
                    } else {
                        $old_version = $upgrader->skin->plugin_info['Version']; // to fix old version.
                    }

                    if ( version_compare( $version, $old_version, '>' ) ) {
                        $logs[] = compact( 'slug', 'name', 'old_version', 'version', 'message', 'action' );
                    }
                }
            } else { // theme.
                if ( isset( $extra['bulk'] ) && true === $extra['bulk'] ) {
                    $slugs = $extra['themes'];
                } else {
                    $slugs = array( $upgrader->skin->theme );
                }

                foreach ( $slugs as $slug ) {
                    $theme      = wp_get_theme( $slug );
                    $stylesheet = $theme['Stylesheet Dir'] . '/style.css';
                    $theme_data = get_file_data(
                        $stylesheet,
                        array(
                            'Version' => 'Version',
                        )
                    );
                    $name       = $theme['Name'];
                    $version    = $theme_data['Version'];

                    $old_version = '';

                    if ( isset( $this->current_themes_info[ $slug ] ) ) {
                        $old_theme = $this->current_themes_info[ $slug ];

                        if ( isset( $old_theme['version'] ) ) {
                            $old_version = $old_theme['version'];
                        }
                    } elseif ( ! empty( $upgrader->skin->theme_info ) ) {
                        $old_version = $upgrader->skin->theme_info->get( 'Version' ); // to fix old version  //$theme['Version'].
                    }

                    $logs[] = compact( 'slug', 'name', 'old_version', 'version', 'message', 'action' );
                }
            }
        } else {
            return false;
        }

        $context = $type . 's';

        foreach ( $logs as $log ) {
            $name        = isset( $log['name'] ) ? $log['name'] : null;
            $version     = isset( $log['version'] ) ? $log['version'] : null;
            $slug        = isset( $log['slug'] ) ? $log['slug'] : null;
            $old_version = isset( $log['old_version'] ) ? $log['old_version'] : null;
            $message     = isset( $log['message'] ) ? $log['message'] : null;
            $action      = isset( $log['action'] ) ? $log['action'] : null;

            $this->save_actions(
                $message,
                compact( 'type', 'name', 'version', 'slug', 'success', 'error', 'old_version' ),
                $context,
                $action
            );
        }
        return true;
    }


    /**
     * Activate plugin callback.
     *
     * @param string $slug Plugin slug.
     * @param bool   $network_wide Check if network wide.
     */
    public function callback_activate_plugin( $slug, $network_wide = false ) {
        $_plugins     = $this->get_plugins();
        $name         = $_plugins[ $slug ]['Name'];
        $network_wide = $network_wide ? esc_html__( 'network wide', 'mainwp-child' ) : null;

        if ( empty( $name ) ) {
            return;
        }

        $this->save_actions(
            _x(
                '"%1$s" plugin activated %2$s',
                '1: Plugin name, 2: Single site or network wide',
                'mainwp-child'
            ),
            compact( 'name', 'network_wide', 'slug' ),
            'plugins',
            'activated'
        );
    }

    /**
     * Decativate plugin callback.
     *
     * @param string $slug Plugin slug.
     * @param bool   $network_wide Check if network wide.
     */
    public function callback_deactivate_plugin( $slug, $network_wide = false ) {
        $_plugins     = $this->get_plugins();
        $name         = $_plugins[ $slug ]['Name'];
        $network_wide = $network_wide ? esc_html__( 'network wide', 'mainwp-child' ) : null;

        $this->save_actions(
            _x(
                '"%1$s" plugin deactivated %2$s',
                '1: Plugin name, 2: Single site or network wide',
                'mainwp-child'
            ),
            compact( 'name', 'network_wide', 'slug' ),
            'plugins',
            'deactivated'
        );
    }

    /**
     * Switch theme callback.
     *
     * @param string $name Theme name.
     * @param string $theme Theme slug.
     */
    public function callback_switch_theme( $name, $theme ) {
        unset( $theme );
        $this->save_actions(
            esc_html__( '"%s" theme activated', 'mainwp-child' ),
            compact( 'name' ),
            'themes',
            'activated'
        );
    }

    /**
     * Update theme & transient delete callback.
     *
     * @devtodo Core needs a delete_theme hook
     */
    public function callback_delete_site_transient_update_themes() {
        $backtrace = debug_backtrace(); // @codingStandardsIgnoreLine This is used as a hack to determine a theme was deleted.
        $delete_theme_call = null;

        foreach ( $backtrace as $call ) {
            if ( isset( $call['function'] ) && 'delete_theme' === $call['function'] ) {
                $delete_theme_call = $call;
                break;
            }
        }

        if ( empty( $delete_theme_call ) ) {
            return;
        }

        $name = $delete_theme_call['args'][0];
        // @devtodo Can we get the name of the theme? Or has it already been eliminated

        $this->save_actions(
            esc_html__( '"%s" theme deleted', 'mainwp-child' ),
            compact( 'name' ),
            'themes',
            'deleted'
        );
    }

    /**
     * Uninstall plugins callback.
     */
    public function callback_pre_option_uninstall_plugins() {
        // phpcs:disable WordPress.Security.NonceVerification
        if ( ! isset( $_POST['action'] ) || 'delete-plugin' !== $_POST['action'] ) {
            return false;
        }
        $plugin = isset( $_POST['plugin'] ) ? sanitize_text_field( wp_unslash( $_POST['plugin'] ) ) : '';
        // phpcs:enable
        $_plugins                     = $this->get_plugins();
        $plugins_to_delete            = array();
        $plugins_to_delete[ $plugin ] = isset( $_plugins[ $plugin ] ) ? $_plugins[ $plugin ] : array();
        update_option( 'wp_mainwp_child_actions_plugins_to_delete', $plugins_to_delete );
        return false;
    }

    /**
     * Uninstall plugins callback.
     *
     * @param string $plugin_file  plugin file name.
     * @param bool   $deleted deleted or not.
     */
    public function callback_deleted_plugin( $plugin_file, $deleted ) {
        if ( $deleted ) {

            if ( ! isset( $_POST['action'] ) || 'delete-plugin' !== $_POST['action'] ) { // phpcs:ignore WordPress.Security.NonceVerification
                return;
            }
            $plugins_to_delete = get_option( 'wp_mainwp_child_actions_plugins_to_delete' );
            if ( ! $plugins_to_delete ) {
                return;
            }
            foreach ( $plugins_to_delete as $plugin => $data ) {
                if ( $plugin_file === $plugin ) {
                    $name         = $data['Name'];
                    $network_wide = $data['Network'] ? esc_html__( 'network wide', 'mainwp-child' ) : '';

                    $this->save_actions(
                        esc_html__( '"%s" plugin deleted', 'mainwp-child' ),
                        compact( 'name', 'plugin', 'network_wide' ),
                        'plugins',
                        'deleted'
                    );
                }
            }
            delete_option( 'wp_mainwp_child_actions_plugins_to_delete' );
        }
    }

    /**
     * Logs WordPress core upgrades
     *
     * @action automatic_updates_complete
     *
     * @param string $update_results  Update results.
     * @return mixed bool|null.
     */
    public function callback_automatic_updates_complete( $update_results ) {
        global $pagenow, $wp_version;

        if ( ! is_array( $update_results ) || ! isset( $update_results['core'] ) ) {
            return false;
        }

        $info = $update_results['core'][0];

        $old_version  = $wp_version;
        $new_version  = $info->item->version;
        $auto_updated = true;

        $message = esc_html__( 'WordPress auto-updated to %s', 'stream' );

        $this->save_actions(
            $message,
            compact( 'new_version', 'old_version', 'auto_updated' ),
            'wordpress', // phpcs:ignore -- fix format text.
            'updated'
        );
    }

    /**
     * Core updated successfully callback.
     */
    public function callback__core_updated_successfully() {

        /**
         * Global variables.
         *
         * @global string $pagenow Current page.
         * @global string $wp_version WordPress version.
         */
        global $pagenow, $wp_version;

        $old_version  = $wp_version;
        $auto_updated = ( 'update-core.php' !== $pagenow );

        if ( $auto_updated ) {
            // translators: Placeholder refers to a version number (e.g. "4.2").
            $message = esc_html__( 'WordPress auto-updated to %s', 'mainwp-child' );
        } else {
            // translators: Placeholder refers to a version number (e.g. "4.2").
            $message = esc_html__( 'WordPress updated to %s', 'mainwp-child' );
        }

        $this->save_actions(
            $message,
            compact( 'new_version', 'old_version', 'auto_updated' ),
            'wordpress', // phpcs:ignore -- fix format text.
            'updated'
        );
    }

    /**
     * Upgrader pre-instaler callback.
     */
    public function callback_upgrader_pre_install() { //phpcs:ignore -- NOSONAR - complex.
        // NOSONAR - WP compatible.
        if ( empty( $this->current_plugins_info ) ) {
            $this->current_plugins_info = $this->get_plugins();
        }

        if ( empty( $this->current_themes_info ) ) {
            $this->current_themes_info = array();

            if ( ! function_exists( '\wp_get_themes' ) ) {
                require_once ABSPATH . '/wp-admin/includes/theme.php'; // NOSONAR - WP compatible.
            }

            $themes = wp_get_themes();

            if ( is_array( $themes ) ) {
                $theme_name  = wp_get_theme()->get( 'Name' );
                $parent_name = '';
                $parent      = wp_get_theme()->parent();
                if ( $parent ) {
                    $parent_name = $parent->get( 'Name' );
                }
                foreach ( $themes as $theme ) {

                    $_slug = $theme->get_stylesheet();
                    if ( isset( $this->current_themes_info[ $_slug ] ) ) {
                        continue;
                    }

                    $out                  = array();
                    $out['name']          = $theme->get( 'Name' );
                    $out['title']         = $theme->display( 'Name', true, false );
                    $out['version']       = $theme->display( 'Version', true, false );
                    $out['active']        = ( $theme->get( 'Name' ) === $theme_name ) ? 1 : 0;
                    $out['slug']          = $_slug;
                    $out['parent_active'] = ( $parent_name === $out['name'] ) ? 1 : 0;

                    $this->current_themes_info[ $_slug ] = $out;
                }
            }
        }
    }

    /**
     * Wrapper method for calling get_plugins().
     *
     * @return array Installed plugins.
     */
    public function get_plugins() {
        if ( ! function_exists( 'get_plugins' ) ) {
            require_once ABSPATH . 'wp-admin/includes/plugin.php'; // NOSONAR - WP compatible.
        }

        return get_plugins();
    }

    /**
     * Log handler.
     *
     * @param string $message           sprintf-ready error message string.
     * @param array  $args              sprintf (and extra) arguments to use.
     * @param string $context           Context of the event.
     * @param string $action            Action of the event.
     */
    public function save_actions( $message, $args, $context, $action ) { // phpcs:ignore -- NOSONAR - complex.

        /**
         * Global variable.
         *
         * @global object $wp_roles WordPress user roles object.
         * */
        global $wp_roles;

        if ( defined( 'WP_IMPORTING' ) && WP_IMPORTING ) {
            return false;
        }

        $context_label = $this->get_valid_context( $context );
        if ( empty( $context_label ) ) { // not valid.
            return false;
        }

        $action_label = $this->get_valid_action( $action );
        if ( empty( $action_label ) ) { // not valid.
            return false;
        }

        $user_id = get_current_user_id();
        $user    = get_user_by( 'id', $user_id );

        $connected_user = get_option( 'mainwp_child_connected_admin', '' );

        if ( ! empty( $user->user_login ) && $connected_user === $user->user_login && MainWP_Helper::is_dashboard_request( true ) ) {
            return false;  // not save action.
        }

        $actions_save = apply_filters( 'mainwp_child_actions_save_data', true, $context, $action, $args, $message, $user_id );

        if ( ! $actions_save ) {
            return false;
        }

        $user_role_label = '';
        $role            = '';
        $roles           = MainWP_Utility::instance()->get_roles();
        if ( ! empty( $user->roles ) ) {
            $user_roles      = array_values( $user->roles );
            $role            = $user_roles[0];
            $user_role_label = isset( $roles[ $role ] ) ? $roles[ $role ] : $role;
        }

        $userlogin = (string) ( ! empty( $user->user_login ) ? $user->user_login : '' );

        $agent     = $this->get_current_agent();
        $meta_data = array(
            'wp_user_id'      => (int) $user_id,
            'display_name'    => (string) $this->get_display_name( $user ),
            'action_user'     => (string) $userlogin,
            'role'            => (string) $role,
            'user_role_label' => (string) $user_role_label,
            'agent'           => (string) $agent,
        );

        if ( 'wp_cli' === $agent && is_callable( 'posix_getuid' ) && is_callable( 'posix_getpwuid' ) ) {
            $uid       = posix_getuid();
            $user_info = posix_getpwuid( $uid );

            $meta_data['system_user_id']   = (int) $uid;
            $meta_data['system_user_name'] = (string) $user_info['name'];
        }

        // Prevent any meta with null values from being logged.
        $extra_info = array_filter(
            $args,
            function ( $val ) {
                return ! is_null( $val );
            }
        );

        // Add user meta to Stream meta.
        $other_meta = array(
            'user_meta'  => $meta_data,
            'extra_info' => $extra_info,
        );

        $created = MainWP_Helper::get_timestamp();

        $action = (string) $action;

        $recordarr = array(
            'context'     => $context,
            'action'      => $action,
            'action_user' => $userlogin,
            'created'     => $created,
            'summary'     => (string) vsprintf( $message, $args ),
            'meta_data'   => $other_meta,
            'duration'    => $this->get_exec_time(),
        );
        $index     = time() . rand( 1000, 9999 ); // phpcs:ignore -- ok for index.
        $this->update_actions_data( $index, $recordarr );
    }

    /**
     * Method init_exec_time().
     *
     * Init execution time start value.
     */
    public function init_exec_time() {
        if ( null === static::$exec_start ) {
            static::$exec_start = microtime( true );
        }
        return static::$exec_start;
    }

    /**
     * Method get_exec_time().
     *
     * Get execution time start value.
     */
    public function get_exec_time() {
        if ( null === static::$exec_start ) {
            static::$exec_start = microtime( true );
        }

        return microtime( true ) - static::$exec_start; // seconds.
    }


    /**
     * Delete actions logs.
     */
    public function delete_actions() {
        delete_option( 'mainwp_child_actions_saved_data' );
        MainWP_Helper::write( array( 'success' => 'ok' ) );
    }

    /**
     * Get valid context.
     *
     * @param string $context  Context.
     *
     * @return string Context label.
     */
    public function get_valid_context( $context ) {
        $context = (string) $context;
        $valid   = array(
            'plugins'   => 'Plugins',
            'themes'    => 'Themes',
            'wordpress' => 'WordPress'  // phpcs:ignore -- fix format text.
        );
        return isset( $valid[ $context ] ) ? $valid[ $context ] : '';
    }

    /**
     * Get valid action.
     *
     * @param string $action  action.
     *
     * @return string action label.
     */
    public function get_valid_action( $action ) {
        $action = (string) $action;
        $valid  = array(
            'updated'     => 'updated',
            'deleted'     => 'deleted',
            'activated'   => 'activated',
            'deactivated' => 'deactivated',
            'installed'   => 'installed',
        );
        return isset( $valid[ $action ] ) ? $valid[ $action ] : '';
    }

    /**
     * Get the display name of the user
     *
     * @param mixed $user  User object.
     *
     * @return string Return User Login or Display Names.
     */
    public function get_display_name( $user ) {
        if ( empty( $user->ID ) ) {
            if ( 'wp_cli' === $this->get_current_agent() ) {
                return 'WP-CLI';
            }
            $title = esc_html__( 'N/A', 'mainwp-child' );
        } elseif ( ! empty( $user->display_name ) ) {
            $title = $user->display_name;
        } else {
            $title = $user->user_login;
        }
        return $title;
    }

    /**
     * Get agent.
     *
     * @return string
     */
    public function get_current_agent() {
        $agent = '';
        if ( defined( '\WP_CLI' ) && \WP_CLI ) {
            $agent = 'wp_cli';
        } elseif ( $this->is_doing_wp_cron() ) {
            $agent = 'wp_cron';
        }
        return $agent;
    }

    /**
     * True if doing WP Cron, otherwise false.
     *
     * @return bool
     */
    public function is_doing_wp_cron() {
        return $this->is_cron_enabled() && defined( 'DOING_CRON' ) && DOING_CRON;
    }

    /**
     * True if native WP Cron is enabled, otherwise false.
     *
     * @return bool
     */
    public function is_cron_enabled() {
        return ( defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON ) ? false : true;
    }
}
