first commit

wp/wp-content/plugins/woocommerce/packages/woocommerce-blocks/src/Migration.php

@@ -0,0 +1,53 @@
+<?php
+namespace Automattic\WooCommerce\Blocks;
+
+/**
+ * Takes care of the migrations.
+ *
+ * @since 2.5.0
+ */
+class Migration {
+
+	/**
+	 * DB updates and callbacks that need to be run per version.
+	 *
+	 * Please note that these functions are invoked when WooCommerce Blocks is updated from a previous version,
+	 * but NOT when WooCommerce Blocks is newly installed.
+	 *
+	 * @var array
+	 */
+	private $db_upgrades = array(
+		// We don't need to do the following migration yet, but we'll keep it here for future use.
+		// '7.10.0' => array(
+		// 'wc_blocks_update_710_blockified_product_grid_block',
+		// ).
+	);
+
+	/**
+	 * Runs all the necessary migrations.
+	 *
+	 * @var array
+	 */
+	public function run_migrations() {
+		$current_db_version = get_option( Options::WC_BLOCK_VERSION, '' );
+
+		if ( empty( $current_db_version ) ) {
+			return;
+		}
+
+		foreach ( $this->db_upgrades as $version => $update_callbacks ) {
+			if ( version_compare( $current_db_version, $version, '<' ) ) {
+				foreach ( $update_callbacks as $update_callback ) {
+					$this->{$update_callback}();
+				}
+			}
+		}
+	}
+
+	/**
+	 * Set a flag to indicate if the blockified Product Grid Block should be rendered by default.
+	 */
+	public static function wc_blocks_update_710_blockified_product_grid_block() {
+		update_option( Options::WC_BLOCK_USE_BLOCKIFIED_PRODUCT_GRID_BLOCK_AS_TEMPLATE, wc_bool_to_string( false ) );
+	}
+}