Improved service display

modules/product/classes/model/product.php

@@ -21,12 +21,71 @@ class Model_Product extends ORMOSB {
 		'sku'=>'asc',
 	);
 
-	protected $_formats = array(
+	protected $_display_format = array(
 		'price_type'=>array('StaticList_PriceType::display'=>array()),
 	);
 
+	/**
+	 * The feature summary should be implemented in child objects.
+	 * It is displayed on the product overview page, as a summary of the products features.
+	 */
+	protected function _feature_summary() {
+		throw new Kohana_Exception(':method not defined in child class :class',array(':method'=>__METHOD__,':class'=>get_class($this)));
+	}
+
+	/**
+	 * The summary should be implemented in child objects.
+	 */
+	protected function _summary() {
+		return _('No Description');
+	}
+
+	/**
+	 * Return the object of the product plugin
+	 */
+	private function plugin() {
+		if (! $this->prod_plugin_file)
+			return NULL;
+
+		if (! is_numeric($this->prod_plugin_data))
+			throw new Kohana_Exception('Missing plugin_id for :product (:type)',array(':product'=>$this->id,':type'=>$this->prod_plugin_file));
+
+		$spn = sprintf('%s_%s',get_class($this),$this->prod_plugin_file);
+		return new $spn($this->prod_plugin_data);
+	}
+
+	/**
+	 * Get the product name, after translating
+	 */
+	public function name() {
+		return $this->product_translate->find()->display('name');
+	}
+
+	/**
+	 * This will render the product feature summary information
+	 */
+	public function feature_summary() {
+		if (is_null($plugin = $this->plugin()))
+			return HTML::nbsp('');
+		else
+			return $plugin->_feature_summary();
+	}
+
+	/**
+	 * Get the summary description
+	 *
+	 * Generally this is used on the invoice summary page
+	 */
+	public function summary() {
+		if (is_null($plugin = $this->plugin()))
+			return _('Other');
+		else
+			return $plugin->_summary();
+	}
+
 	/**
 	 * Return the products for a given category
+	 * @todo This shouldnt be here.
 	 */
 	public function category($cat) {
 		$results = array();

modules/product/classes/model/product/adsl.php

@@ -0,0 +1,58 @@
+<?php defined('SYSPATH') or die('No direct access allowed.');
+
+/**
+ * This class supports ADSL products
+ *
+ * @package    OSB
+ * @subpackage Product/ADSL
+ * @category   Models
+ * @author     Deon George
+ * @copyright  (c) 2010 Open Source Billing
+ * @license    http://dev.osbill.net/license.html
+ */
+class Model_Product_ADSL extends Model_Product {
+	protected $_table_name = 'adsl_plan';
+	protected $_primary_key = 'id';
+
+	protected $_sorting = array(
+	);
+
+	protected $_display_filters = array(
+		'extra_down_peak'=>array(
+			array('Tax::add',array(':value')),
+			array('Currency::display',array(':value')),
+		),
+		'extra_down_offpeak'=>array(
+			array('Tax::add',array(':value')),
+			array('Currency::display',array(':value')),
+		),
+	);
+
+	protected function _feature_summary() {
+		return View::factory('product/adsl/feature_summary')
+			->set('po',$this);
+	}
+
+	protected function _summary() {
+		return sprintf('%s: %s %s','ADSL Services',$this->speed,$this->allowance(TRUE));
+	}
+
+	/**
+	 * Show the ADSL allowance as a peak/offpeak metric
+	 */
+	public function allowance($string=TRUE) {
+		$output = ADSL::allowance(array(
+			'base_down_peak'=>$this->base_down_peak,
+			'base_down_offpeak'=>$this->base_down_offpeak,
+			'base_up_peak'=>$this->base_up_peak,
+			'base_up_offpeak'=>$this->base_up_offpeak,
+			'extra_down_peak'=>$this->extra_down_peak,
+			'extra_down_offpeak'=>$this->extra_down_offpeak,
+			'extra_up_peak'=>$this->extra_up_peak,
+			'extra_up_offpeak'=>$this->extra_up_offpeak,
+			));
+
+		return $string ? implode('/',$output) : $output;
+	}
+}
+?>