A demo of a Shopp imaging module

ShoppImagingAddonDemo.php

<?php
/**
 * Imaging Addon Demo
 *
 * @author Jonathan Davis
 * @copyright Ingenesis Limited, 2013
 * @package shopp
 * @since 1.3
 * @version 1.0
 **/

defined( 'WPINC' ) || header( 'HTTP/1.1 403' ) & exit; // Prevent direct access

class ShoppImagingAddonDemo implements ShoppImagingModule {

	public function __construct () {
		error_log(__CLASS__ . ' loaded.');
		add_filter('shopp_imageserver_request', array($this, 'request'));
		add_filter('shopp_imageserver_parameters', array($this, 'parameters'));
		add_action('shopp_imageserver_load', array($this, 'load'));
		add_action('shopp_imageserver_preprocess', array($this, 'preprocess'), 10, 2);
		add_action('shopp_imageserver_processed', array($this, 'processed'), 10, 2);
	}

	public function request ( $request ) {
		error_log('IMAGE SERVER REQUEST: ' . $request);
		return $request;
	}

	public function parameters ( $p ) {
		error_log('IMAGE SERVER Parameters: ' . json_encode($p));
		return $p;
	}

	public function load ( $Image ) {
		error_log('IMAGE SERVER load() Image: '. json_encode($Image));
	}

	public function preprocess ( $Image, $parameters ) {
		error_log('IMAGE SERVER preprocess() Image: '. json_encode($Image));
		error_log('IMAGE SERVER preprocess() parameters: '. json_encode($parameters));
	}

	public function processed ( $Resized, $parameters ) {
		error_log('IMAGE SERVER processed() Image: '. json_encode($Resized));
		error_log('IMAGE SERVER processed() parameters: '. json_encode($parameters));
	}

}