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optometrists
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class-acf-ajax-upgrade.php
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<?php if( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly if( ! class_exists('ACF_Ajax_Upgrade') ) : class ACF_Ajax_Upgrade extends ACF_Ajax { /** @var string The AJAX action name */ var $action = 'acf/ajax/upgrade'; /** * get_response * * Returns the response data to sent back. * * @date 31/7/18 * @since 5.7.2 * * @param array $request The request args. * @return mixed The response data or WP_Error. */ function get_response( $request ) { // Switch blog. if( isset($request['blog_id']) ) { switch_to_blog( $request['blog_id'] ); } // Bail early if no upgrade avaiable. if( !acf_has_upgrade() ) { return new WP_Error( 'upgrade_error', __('No updates available.', 'acf') ); } // Listen for output. ob_start(); // Run upgrades. acf_upgrade_all(); // Store output. $error = ob_get_clean(); // Return error or success. if( $error ) { return new WP_Error( 'upgrade_error', $error ); } return true; } } acf_new_instance('ACF_Ajax_Upgrade'); endif; // class_exists check