100 lines
2.5 KiB
PHP
100 lines
2.5 KiB
PHP
<?php
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/**
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* WooCommerce Autoloader.
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*
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* @package WooCommerce/Classes
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* @version 2.3.0
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*/
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defined( 'ABSPATH' ) || exit;
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/**
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* Autoloader class.
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*/
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class WC_Autoloader {
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/**
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* Path to the includes directory.
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*
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* @var string
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*/
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private $include_path = '';
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/**
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* The Constructor.
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*/
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public function __construct() {
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if ( function_exists( '__autoload' ) ) {
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spl_autoload_register( '__autoload' );
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}
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spl_autoload_register( array( $this, 'autoload' ) );
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$this->include_path = untrailingslashit( plugin_dir_path( WC_PLUGIN_FILE ) ) . '/includes/';
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}
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/**
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* Take a class name and turn it into a file name.
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*
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* @param string $class Class name.
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* @return string
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*/
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private function get_file_name_from_class( $class ) {
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return 'class-' . str_replace( '_', '-', $class ) . '.php';
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}
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/**
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* Include a class file.
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*
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* @param string $path File path.
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* @return bool Successful or not.
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*/
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private function load_file( $path ) {
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if ( $path && is_readable( $path ) ) {
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include_once $path;
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return true;
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}
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return false;
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}
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/**
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* Auto-load WC classes on demand to reduce memory consumption.
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*
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* @param string $class Class name.
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*/
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public function autoload( $class ) {
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$class = strtolower( $class );
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if ( 0 !== strpos( $class, 'wc_' ) ) {
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return;
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}
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$file = $this->get_file_name_from_class( $class );
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$path = '';
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if ( 0 === strpos( $class, 'wc_addons_gateway_' ) ) {
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$path = $this->include_path . 'gateways/' . substr( str_replace( '_', '-', $class ), 18 ) . '/';
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} elseif ( 0 === strpos( $class, 'wc_gateway_' ) ) {
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$path = $this->include_path . 'gateways/' . substr( str_replace( '_', '-', $class ), 11 ) . '/';
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} elseif ( 0 === strpos( $class, 'wc_shipping_' ) ) {
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$path = $this->include_path . 'shipping/' . substr( str_replace( '_', '-', $class ), 12 ) . '/';
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} elseif ( 0 === strpos( $class, 'wc_shortcode_' ) ) {
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$path = $this->include_path . 'shortcodes/';
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} elseif ( 0 === strpos( $class, 'wc_meta_box' ) ) {
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$path = $this->include_path . 'admin/meta-boxes/';
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} elseif ( 0 === strpos( $class, 'wc_admin' ) ) {
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$path = $this->include_path . 'admin/';
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} elseif ( 0 === strpos( $class, 'wc_payment_token_' ) ) {
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$path = $this->include_path . 'payment-tokens/';
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} elseif ( 0 === strpos( $class, 'wc_log_handler_' ) ) {
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$path = $this->include_path . 'log-handlers/';
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}
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if ( empty( $path ) || ! $this->load_file( $path . $file ) ) {
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$this->load_file( $this->include_path . $file );
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}
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}
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}
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new WC_Autoloader();
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