khaihihi

wp-content/plugins/woocommerce-admin/includes/wc-admin-update-functions.php

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+<?php
+/**
+ * WooCommerce Admin Updates
+ *
+ * Functions for updating data, used by the background updater.
+ *
+ * @package WooCommerce/Admin
+ */
+
+use \Automattic\WooCommerce\Admin\Install as Installer;
+
+/**
+ * Update order stats `status` index length.
+ * See: https://github.com/woocommerce/woocommerce-admin/issues/2969.
+ */
+function wc_admin_update_0201_order_status_index() {
+	global $wpdb;
+
+	// Max DB index length. See wp_get_db_schema().
+	$max_index_length = 191;
+
+	$index = $wpdb->get_row( "SHOW INDEX FROM {$wpdb->prefix}wc_order_stats WHERE key_name = 'status'" );
+
+	if ( property_exists( $index, 'Sub_part' ) ) {
+		// The index was created with the right length. Time to bail.
+		if ( $max_index_length === $index->Sub_part ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName
+			return;
+		}
+
+		// We need to drop the index so it can be recreated.
+		$wpdb->query( "DROP INDEX `status` ON {$wpdb->prefix}wc_order_stats" );
+	}
+
+	// Recreate the status index with a max length.
+	$wpdb->query( $wpdb->prepare( "ALTER TABLE {$wpdb->prefix}wc_order_stats ADD INDEX status (status(%d))", $max_index_length ) );
+}
+
+/**
+ * Update DB Version.
+ */
+function wc_admin_update_0201_db_version() {
+	Installer::update_db_version( '0.20.1' );
+}
+
+/**
+ * Rename "gross_total" to "total_sales".
+ * See: https://github.com/woocommerce/woocommerce-admin/issues/3175
+ */
+function wc_admin_update_0230_rename_gross_total() {
+	global $wpdb;
+
+	// We first need to drop the new `total_sales` column, since dbDelta() will have created it.
+	$wpdb->query( "ALTER TABLE {$wpdb->prefix}wc_order_stats DROP COLUMN `total_sales`" );
+	// Then we can rename the existing `gross_total` column.
+	$wpdb->query( "ALTER TABLE {$wpdb->prefix}wc_order_stats CHANGE COLUMN `gross_total` `total_sales` double DEFAULT 0 NOT NULL" );
+}
+
+/**
+ * Update DB Version.
+ */
+function wc_admin_update_0230_db_version() {
+	Installer::update_db_version( '0.23.0' );
+}