<h2>File Contents: /home/planet5/public_html/wp-content/plugins/jetpack/3rd-party/domain-mapping.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/wp-content/plugins/jetpack/3rd-party/domain-mapping.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php

/**
 * Class Jetpack_3rd_Party_Domain_Mapping
 *
 * This class contains methods that are used to provide compatibility between Jetpack sync and domain mapping plugins.
 */
class Jetpack_3rd_Party_Domain_Mapping {

	/**
	 * @var Jetpack_3rd_Party_Domain_Mapping
	 **/
	private static $instance = null;

	/**
	 * An array of methods that are used to hook the Jetpack sync filters for home_url and site_url to a mapping plugin.
	 *
	 * @var array
	 */
	static $test_methods = array(
		&#039;hook_wordpress_mu_domain_mapping&#039;,
		&#039;hook_wpmu_dev_domain_mapping&#039;
	);

	static function init() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new Jetpack_3rd_Party_Domain_Mapping;
		}

		return self::$instance;
	}

	private function __construct() {
		add_action( &#039;plugins_loaded&#039;, array( $this, &#039;attempt_to_hook_domain_mapping_plugins&#039; ) );
	}

	/**
	 * This function is called on the plugins_loaded action and will loop through the $test_methods
	 * to try and hook a domain mapping plugin to the Jetpack sync filters for the home_url and site_url callables.
	 */
	function attempt_to_hook_domain_mapping_plugins() {
		if ( ! Jetpack_Constants::is_defined( &#039;SUNRISE&#039; ) ) {
			return;
		}

		$hooked = false;
		$count = count( self::$test_methods );
		for ( $i = 0; $i &lt; $count &amp;&amp; ! $hooked; $i++ ) {
			$hooked = call_user_func( array( $this, self::$test_methods[ $i ] ) );
		}
	}

	/**
	 * This method will test for a constant and function that are known to be used with Donncha&#039;s WordPress MU
	 * Domain Mapping plugin. If conditions are met, we hook the domain_mapping_siteurl() function to Jetpack sync
	 * filters for home_url and site_url callables.
	 *
	 * @return bool
	 */
	function hook_wordpress_mu_domain_mapping() {
		if ( ! Jetpack_Constants::is_defined( &#039;SUNRISE_LOADED&#039; ) || ! $this-&gt;function_exists( &#039;domain_mapping_siteurl&#039; ) ) {
			return false;
		}

		add_filter( &#039;jetpack_sync_home_url&#039;, &#039;domain_mapping_siteurl&#039; );
		add_filter( &#039;jetpack_sync_site_url&#039;, &#039;domain_mapping_siteurl&#039; );

		return true;
	}

	/**
	 * This method will test for a class and method known to be used in WPMU Dev&#039;s domain mapping plugin. If the
	 * method exists, then we&#039;ll hook the swap_to_mapped_url() to our Jetpack sync filters for home_url and site_url.
	 *
	 * @return bool
	 */
	function hook_wpmu_dev_domain_mapping() {
		if ( ! $this-&gt;class_exists( &#039;domain_map&#039; ) || ! $this-&gt;method_exists( &#039;domain_map&#039;, &#039;utils&#039; ) ) {
			return false;
		}

		$utils = $this-&gt;get_domain_mapping_utils_instance();
		add_filter( &#039;jetpack_sync_home_url&#039;, array( $utils, &#039;swap_to_mapped_url&#039; ) );
		add_filter( &#039;jetpack_sync_site_url&#039;, array( $utils, &#039;swap_to_mapped_url&#039; ) );

		return true;
	}

	/*
	 * Utility Methods
	 *
	 * These methods are very minimal, and in most cases, simply pass on arguments. Why create them you ask?
	 * So that we can test.
	 */

	public function method_exists( $class, $method ) {
		return method_exists( $class, $method );
	}

	public function class_exists( $class ) {
		return class_exists( $class );
	}

	public function function_exists( $function ) {
		return function_exists( $function );
	}

	public function get_domain_mapping_utils_instance() {
		return domain_map::utils();
	}
}

Jetpack_3rd_Party_Domain_Mapping::init();
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