get_mu_plugins

Source code

function get_mu_plugins() {

	$wp_plugins = array();

	// Files in wp-content/mu-plugins directory

	$plugin_files = array();



	if ( ! is_dir( WPMU_PLUGIN_DIR ) )

		return $wp_plugins;

	if ( $plugins_dir = @ opendir( WPMU_PLUGIN_DIR ) ) {

		while ( ( $file = readdir( $plugins_dir ) ) !== false ) {

			if ( substr( $file, -4 ) == '.php' )

				$plugin_files[] = $file;

		}

	} else {

		return $wp_plugins;

	}



	@closedir( $plugins_dir );



	if ( empty($plugin_files) )

		return $wp_plugins;



	foreach ( $plugin_files as $plugin_file ) {

		if ( !is_readable( WPMU_PLUGIN_DIR . "/$plugin_file" ) )

			continue;



		$plugin_data = get_plugin_data( WPMU_PLUGIN_DIR . "/$plugin_file", false, false ); //Do not apply markup/translate as it'll be cached.



		if ( empty ( $plugin_data['Name'] ) )

			$plugin_data['Name'] = $plugin_file;



		$wp_plugins[ $plugin_file ] = $plugin_data;

	}



	if ( isset( $wp_plugins['index.php'] ) && filesize( WPMU_PLUGIN_DIR . '/index.php') <= 30 ) // silence is golden

		unset( $wp_plugins['index.php'] );



	uasort( $wp_plugins, '_sort_uname_callback' );



	return $wp_plugins;

}