Classes_Handler

Complexity

Total Complexity

11

Size/Duplication

Total Lines	90
Duplicated Lines	45.56 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	enqueue_package_class()	16	16	3
A	create_classmap_path_array()	9	9	2
A	set_class_paths()	16	16	5

<?php
/* HEADER */ // phpcs:ignore

/**
 * This class selects the package versions for the package classes.
 */
class Classes_Handler {

	/**
	 * The Plugins_Handler object.
	 *
	 * @var Plugins_Handler
	 */
	private $plugins_handler = null;

	/**
	 * The Version_Selector object.
	 *
	 * @var Version_Selector
	 */
	private $version_selector = null;

	/**
	 * The constructor.
	 *
	 * @param Plugins_Handler  $plugins_handler The Plugins_Handler object.
	 * @param Version_Selector $version_selector The Version_Selector object.
	 */
	public function __construct( $plugins_handler, $version_selector ) {
		$this->plugins_handler  = $plugins_handler;
		$this->version_selector = $version_selector;
	}

	/**
	 * Adds the version of a package to the $jetpack_packages_classmap global
	 * array so that the autoloader is able to find it.
	 *
	 * @param string $class_name Name of the class that you want to autoload.
	 * @param string $version Version of the class.
	 * @param string $path Absolute path to the class so that we can load it.
	 */
	public function enqueue_package_class( $class_name, $version, $path ) {
		global $jetpack_packages_classmap;

		if ( isset( $jetpack_packages_classmap[ $class_name ]['version'] ) ) {
			$selected_version = $jetpack_packages_classmap[ $class_name ]['version'];
		} else {
			$selected_version = null;
		}

		if ( $this->version_selector->is_version_update_required( $selected_version, $version ) ) {
			$jetpack_packages_classmap[ $class_name ] = array(
				'version' => $version,
				'path'    => $path,
			);
		}
	}

	/**
	 * Creates an array containing paths to the plugins' classmaps. The classmap filename is the filename
	 * generated by Jetpack Autoloader version >= 2.0.
	 *
	 * @param String $plugin The plugin name.
	 *
	 * @return Array An array of plugin names and classmap paths.
	 */
	public function create_classmap_path_array( $plugin ) {
		$plugin_path = trailingslashit( WP_PLUGIN_DIR ) . $plugin;

		if ( ! file_exists( $plugin_path ) ) {
			$plugin_path = trailingslashit( WPMU_PLUGIN_DIR ) . $plugin;
		}

		return trailingslashit( $plugin_path ) . 'vendor/composer/jetpack_autoload_classmap.php';
	}

	/**
	 *  Initializes the classmap.
	 */
	public function set_class_paths() {
		$active_plugins = $this->plugins_handler->get_all_active_plugins();
		$plugins_paths  = array_map( array( $this, 'create_classmap_path_array' ), $active_plugins );

		foreach ( $plugins_paths as $path ) {
			if ( is_readable( $path ) ) {
				$class_map = require $path;

				if ( is_array( $class_map ) ) {
					foreach ( $class_map as $class_name => $class_info ) {
						$this->enqueue_package_class( $class_name, $class_info['version'], $class_info['path'] );
					}
				}
			}
		}
	}
}