class-update-database.php

<?php
/**
 * Class file for updating the database.
 *
 * @package Accessibility_Checker
 * @since 1.9.0
 */

namespace EDAC\Admin;

/**
 * Class that handles admin notices
 *
 * @since 1.9.0
 */
class Update_Database {

	/**
	 * Class constructor.
	 */
	public function __construct() {
	}

	/**
	 * Initialize WordPress hooks
	 */
	public function init_hooks() {
		add_action( 'admin_init', [ $this, 'edac_update_database' ], 10 );
	}

	/**
	 * Create/Update database
	 *
	 * @return void
	 */
	public function edac_update_database() {

		global $wpdb;
		$table_name = $wpdb->prefix . 'accessibility_checker';

		$query = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $table_name ) );
		// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared, WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Prepare above, Safe variable used for table name, caching not required for one time operation.
		if ( get_option( 'edac_db_version' ) !== EDAC_DB_VERSION || $wpdb->get_var( $query ) !== $table_name ) {

			$charset_collate = $wpdb->get_charset_collate();
			$sql             = "CREATE TABLE $table_name (
				id bigint(20) NOT NULL AUTO_INCREMENT,
				postid bigint(20) NOT NULL,
				siteid text NOT NULL,
				type text NOT NULL,
				landmark varchar(20) NULL,
				landmark_selector text NULL,
				rule text NOT NULL,
				ruletype text NOT NULL,
				object mediumtext NOT NULL,
				recordcheck mediumint(9) NOT NULL,
				created timestamp NOT NULL default CURRENT_TIMESTAMP,
				user bigint(20) NOT NULL,
				ignre mediumint(9) NOT NULL,
				ignre_global mediumint(9) NOT NULL,
				ignre_user bigint(20) NULL,
				ignre_date timestamp NULL,
				ignre_comment mediumtext NULL,
				UNIQUE KEY id (id),
				KEY postid_index (postid)
			) $charset_collate;";

			require_once ABSPATH . 'wp-admin/includes/upgrade.php';
			dbDelta( $sql );

		}

		// Update database version option.
		update_option( 'edac_db_version', sanitize_text_field( EDAC_DB_VERSION ) );
	}
}