v3.33.1

modules/forms/submissions/database/migration.php

@@ -0,0 +1,50 @@
+<?php
+namespace ElementorPro\Modules\Forms\Submissions\Database;
+
+use Elementor\Core\Base\Base_Object;
+use Elementor\Core\Utils\Collection;
+
+class Migration extends Base_Object {
+	const OPTION_DB_VERSION = 'elementor_submissions_db_version';
+
+	// This version must be updated when new migration created.
+	const CURRENT_DB_VERSION = 5;
+
+	private static $migrations = [
+		1 => Migrations\Initial::class,
+		// It jumps from version 1 to 4 because some users already migrated the DB when the migrations system worked with the Elementor Pro version
+		// when the int value of the version "3.2.0" was 3.
+		4 => Migrations\Referer_Extra::class,
+		5 => Migrations\Fix_Indexes::class,
+	];
+
+	/**
+	 * Checks if there is a need to run migrations.
+	 */
+	public static function install() {
+		$installed_version = intval( get_option( self::OPTION_DB_VERSION ) );
+
+		// Up to date. Nothing to do.
+		if ( static::CURRENT_DB_VERSION <= $installed_version ) {
+			return;
+		}
+
+		global $wpdb;
+
+		( new Collection( static::$migrations ) )
+			->filter( function ( $_, $version ) use ( $installed_version ) {
+				// Filter all the migrations that already done.
+				return $version > $installed_version;
+			} )
+			->map( function ( $migration_class_name, $version ) use ( $wpdb ) {
+				/** @var Migrations\Base_Migration $migration */
+				$migration = new $migration_class_name( $wpdb );
+				$migration->run();
+
+				// In case some migration failed it updates version every migration.
+				update_option( static::OPTION_DB_VERSION, $version );
+			} );
+
+		update_option( static::OPTION_DB_VERSION, self::CURRENT_DB_VERSION );
+	}
+}