woothemes/woocommerce

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includes/admin/notes/class-wc-notes-run-db-update.php

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<?php
/**
 * WooCommerce: Db update note.
 *
 * Adds a note to complete the WooCommerce db update after the upgrade in the WC Admin context.
 *
 * @package WooCommerce
 */

defined( 'ABSPATH' ) || exit;

use \Automattic\Jetpack\Constants;
use Automattic\WooCommerce\Admin\Notes\Note;

/**
 * WC_Notes_Run_Db_Update.
 */
class WC_Notes_Run_Db_Update {
    const NOTE_NAME = 'wc-update-db-reminder';

    /**
     * Attach hooks.
     */
    public function __construct() {
        // If the old notice gets dismissed, also hide this new one.
        add_action( 'woocommerce_hide_update_notice', array( __CLASS__, 'set_notice_actioned' ) );

        // Not using Jetpack\Constants here as it can run before 'plugin_loaded' is done.
        if ( defined( 'DOING_AJAX' ) && DOING_AJAX
            || defined( 'DOING_CRON' ) && DOING_CRON
            || ! is_admin() ) {
            return;
        }

        add_action( 'current_screen', array( __CLASS__, 'show_reminder' ) );
    }

    /**
     * Get current notice id from the database.
     *
     * Retrieves the first notice of this type.
     *
     * @return int|void Note id or null in case no note was found.
     */
    private static function get_current_notice() {
        try {
            $data_store = \WC_Data_Store::load( 'admin-note' );
        } catch ( Exception $e ) {
            return;
        }
        $note_ids = $data_store->get_notes_with_name( self::NOTE_NAME );

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

        if ( count( $note_ids ) > 1 ) {
            // Remove weird duplicates. Leave the first one.
            $current_notice = array_shift( $note_ids );
            foreach ( $note_ids as $note_id ) {
                $note = new Note( $note_id );
                $data_store->delete( $note );
            }
            return $current_notice;
        }

        return current( $note_ids );
    }

    /**
     * Set this notice to an actioned one, so that it's no longer displayed.
     */
    public static function set_notice_actioned() {
        $note_id = self::get_current_notice();

        if ( ! $note_id ) {
            return;
        }

        $note = new Note( $note_id );
        $note->set_status( Note::E_WC_ADMIN_NOTE_ACTIONED );
        $note->save();
    }

    /**
     * Check whether the note is up to date for a fresh display.
     *
     * The check tests if
     *  - actions are set up for the first 'Update database' notice, and
     *  - URL for note's action is equal to the given URL (to check for potential nonce update).
     *
     * @param Note               $note            Note to check.
     * @param string             $update_url      URL to check the note against.
     * @param array<int, string> $current_actions List of actions to check for.
     * @return bool
     */
    private static function note_up_to_date( $note, $update_url, $current_actions ) {
        $actions = $note->get_actions();
        return count( $current_actions ) === count( array_intersect( wp_list_pluck( $actions, 'name' ), $current_actions ) )
            && in_array( $update_url, wp_list_pluck( $actions, 'query' ), true );
    }

    /**
     * Create and set up the first (out of 3) 'Database update needed' notice and store it in the database.
     *
     * If a $note_id is given, the method updates the note instead of creating a new one.
     *
     * @param integer $note_id Note db record to update.
     * @return int Created/Updated note id
     */
    private static function update_needed_notice( $note_id = null ) {
        $update_url = html_entity_decode(
            add_query_arg(
                array(
                    'do_update_woocommerce' => 'true',
                    '_nonce_action'         => 'wc_db_update',
                    '_nonce_name'           => 'wc_db_update_nonce',
                ),
                wc_get_current_admin_url() ? wc_get_current_admin_url() : admin_url( 'admin.php?page=wc-settings' )
            )
        );

        $note_actions = array(
            array(
                'name'    => 'update-db_run',
                'label'   => __( 'Update WooCommerce Database', 'woocommerce' ),
                'url'     => $update_url,
                'status'  => 'unactioned',
                'primary' => true,
            ),
            array(
                'name'    => 'update-db_learn-more',
                'label'   => __( 'Learn more about updates', 'woocommerce' ),
                'url'     => 'https://docs.woocommerce.com/document/how-to-update-woocommerce/',
                'status'  => 'unactioned',
                'primary' => false,
            ),
        );

        if ( $note_id ) {
            $note = new Note( $note_id );
        } else {
            $note = new Note();
        }

        // Check if the note needs to be updated (e.g. expired nonce or different note type stored in the previous run).
        if ( self::note_up_to_date( $note, $update_url, wp_list_pluck( $note_actions, 'name' ) ) ) {
            return $note_id;
        }

        $note->set_title( __( 'WooCommerce database update required', 'woocommerce' ) );
        $note->set_content(
            __( 'WooCommerce has been updated! To keep things running smoothly, we have to update your database to the newest version.', 'woocommerce' )
            /* translators: %1$s: opening <a> tag %2$s: closing </a> tag*/
            . sprintf( ' ' . esc_html__( 'The database update process runs in the background and may take a little while, so please be patient. Advanced users can alternatively update via %1$sWP CLI%2$s.', 'woocommerce' ), '<a href="https://github.com/woocommerce/woocommerce/wiki/Upgrading-the-database-using-WP-CLI">', '</a>' )
        );
        $note->set_type( Note::E_WC_ADMIN_NOTE_UPDATE );
        $note->set_name( self::NOTE_NAME );
        $note->set_content_data( (object) array() );
        $note->set_source( 'woocommerce-core' );
        // In case db version is out of sync with WC version or during the next update, the notice needs to show up again,
        // so set it to unactioned.
        $note->set_status( Note::E_WC_ADMIN_NOTE_UNACTIONED );

        // Set new actions.
        $note->clear_actions();
        foreach ( $note_actions as $note_action ) {
            $note->add_action( ...array_values( $note_action ) );
        }

        return $note->save();
    }

    /**
     * Update the existing note with $note_id with information about the db upgrade being in progress.
     *
     * This is the second out of 3 notices displayed to the user.
     *
     * @param int $note_id Note id to update.
     */
    private static function update_in_progress_notice( $note_id ) {
        // Same actions as in includes/admin/views/html-notice-updating.php. This just redirects, performs no action, so without nonce.
        $pending_actions_url = admin_url( 'admin.php?page=wc-status&tab=action-scheduler&s=woocommerce_run_update&status=pending' );
        $cron_disabled       = Constants::is_true( 'DISABLE_WP_CRON' );
        $cron_cta            = $cron_disabled ? __( 'You can manually run queued updates here.', 'woocommerce' ) : __( 'View progress →', 'woocommerce' );

        $note = new Note( $note_id );
        $note->set_title( __( 'WooCommerce database update in progress', 'woocommerce' ) );
        $note->set_content( __( 'WooCommerce is updating the database in the background. The database update process may take a little while, so please be patient.', 'woocommerce' ) );

        $note->clear_actions();
        $note->add_action(
            'update-db_see-progress',
            $cron_cta,
            $pending_actions_url,
            'unactioned',
            false
        );

        $note->save();
    }

    /**
     * Update the existing note with $note_id with information that db upgrade is done.
     *
     * This is the last notice (3 out of 3 notices) displayed to the user.
     *
     * @param int $note_id Note id to update.
     */
    private static function update_done_notice( $note_id ) {
        $hide_notices_url = html_entity_decode( // to convert &amp;s to normal &, otherwise produces invalid link.
            add_query_arg(
                array(
                    'wc-hide-notice' => 'update',
                    '_nonce_action'  => 'woocommerce_hide_notices_nonce',
                    '_nonce_name'    => '_wc_notice_nonce',
                ),
                wc_get_current_admin_url() ? remove_query_arg( 'do_update_woocommerce', wc_get_current_admin_url() ) : admin_url( 'admin.php?page=wc-settings' )
            )
        );

        $note_actions = array(
            array(
                'name'    => 'update-db_done',
                'label'   => __( 'Thanks!', 'woocommerce' ),
                'url'     => $hide_notices_url,
                'status'  => 'actioned',
                'primary' => true,
            ),
        );

        $note = new Note( $note_id );

        // Check if the note needs to be updated (e.g. expired nonce or different note type stored in the previous run).
        if ( self::note_up_to_date( $note, $hide_notices_url, wp_list_pluck( $note_actions, 'name' ) ) ) {
            return $note_id;
        }

        $note->set_title( __( 'WooCommerce database update done', 'woocommerce' ) );
        $note->set_content( __( 'WooCommerce database update complete. Thank you for updating to the latest version!', 'woocommerce' ) );

        $note->clear_actions();
        foreach ( $note_actions as $note_action ) {
            $note->add_action( ...array_values( $note_action ) );
        }

        $note->save();
    }

    /**
     * Prepare the correct content of the db update note to be displayed by WC Admin.
     *
     * This one gets called on each page load, so try to bail quickly.
     *
     * If the db needs an update, the notice should be always shown.
     * If the db does not need an update, but the notice has *not* been actioned (i.e. after the db update, when
     * store owner hasn't acknowledged the successful db update), still show the Thanks notice.
     * If the db does not need an update, and the notice has been actioned, then notice should *not* be shown.
     * The notice should also be hidden if the db does not need an update and the notice does not exist.
     */
    public static function show_reminder() {
        $needs_db_update = \WC_Install::needs_db_update();

        $note_id = self::get_current_notice();
        if ( ! $needs_db_update ) {
            // Db update not needed && note does not exist -> don't show it.
            if ( ! $note_id ) {
                return;
            }

            $note = new Note( $note_id );
            if ( $note::E_WC_ADMIN_NOTE_ACTIONED === $note->get_status() ) {
                // Db update not needed && note actioned -> don't show it.
                return;
            } else {
                // Db update not needed && notice is unactioned -> Thank you note.
                self::update_done_notice( $note_id );
                return;
            }
        } else {
            // Db needs update &&.
            if ( ! $note_id ) {
                // Db needs update && no notice exists -> create one that shows Nudge to update.
                $note_id = self::update_needed_notice();
            }

            $next_scheduled_date = WC()->queue()->get_next( 'woocommerce_run_update_callback', null, 'woocommerce-db-updates' );

            if ( $next_scheduled_date || ! empty( $_GET['do_update_woocommerce'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
                // Db needs update && db update is scheduled -> update note to In progress.
                self::update_in_progress_notice( $note_id );
            } else {
                // Db needs update && db update is not scheduled -> Nudge to run the db update.
                self::update_needed_notice( $note_id );
            }
        }
    }

}