Preserve some WordPress test/dev environment settings when pulling data from a production server with WP Migrate DB Pro

wp-migrate-db-fix-options.php

<?php
/*
Plugin Name: WP Migrate DB Fix Options
Plugin URI: https://gist.github.com/webaware/6959279
Description: Fix some options after a WP Migrate DB Pro migration, back to dev/test mode
Version: 1.0.0
Author: WebAware
Author URI: http://www.webaware.com.au/

@ref: http://snippets.webaware.com.au/snippets/use-wp-migrate-db-pro-and-keep-your-development-environment-settings
*/

/**
* tell WP Migrate DB Pro to preserve some options, so that we can stay in dev / test mode
* @param string $preserved_options
* @return string
*/
add_filter('wpmdb_preserved_options', function($preserved_options) {

    $preserved_options = array_merge($preserved_options, array(
        'active_plugins',       // don't clobber dev/test plugins!
        'admin_email',          // don't send test emails to client!
        'blog_public',          // don't tell Google it can index test site!
    ));

    return array_unique($preserved_options);
});

/**
* after WP Migrate DB Pro migration
* @param string $type
* @param string $location
*/
add_action('wpmdb_migration_complete', function($type, $location) {

    // only for Pull migrations from another server
    if ($type == 'pull') {

        // force refresh of options
        wp_cache_flush();

        // WooCommerce eWAY settings
        $settings = get_option('woocommerce_eway_payments_settings');
        if (is_array($settings)) {
            $settings['eway_customerid'] = '87654321';
            $settings['eway_sandbox'] = 'yes';
            update_option('woocommerce_eway_payments_settings', $settings);
        }

        // WooCommerce email settings
        $settings = get_option('woocommerce_new_order_settings');
        if (is_array($settings)) {
            $settings['recipient'] = '';
            update_option('woocommerce_new_order_settings', $settings);
        }

    }

}, 10, 2);