quasicms/core/classes/ShoppingCartItemView.class.php

<?php
    
    /**
    * ShopingCartItemView - provides a panel for the display of a single item in the cart
    *
    * This class displays the shopping cart item with a field for adjusting the quantity
    *
    *@author Erik Winn <erikwinnmail@yahoo.com>
    *
    *
    * $Id: ShoppingCartItemView.class.php 286 2008-10-10 23:33:36Z erikwinn $
    *@version 0.1
    *
    *@copyright (C) 2008 by Erik Winn
    *@license GPL v.2

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA

    *
    * @package Quasi
    * @subpackage Classes
     */

	class ShoppingCartItemView extends QPanel
    {
        protected $objControlBlock;
		// Local instance of the ShoppingCartItem
		protected $objShoppingCartItem;
        protected $objProduct;      
        protected $fltItemTotal;
        
        public $ctlProductImage;
        
        public $lblProductName;
        public $lblDimensions;
        public $lblItemPrice;
        public $lblTotalPrice;
        
        public $btnRemove;

		public $txtQuantity;
        
		public function __construct($objControlBlock, ShoppingCartItem $objShoppingCartItem)
        {

            $this->objControlBlock = $objControlBlock;
            $this->objShoppingCartItem = $objShoppingCartItem;
            
			try {
				parent::__construct($objControlBlock);
			} catch (QCallerException $objExc) {
				$objExc->IncrementOffset();
				throw $objExc;
			}

			$this->strTemplate = __QUASI_CORE_TEMPLATES__ . '/ShoppingCartItemView.tpl.php';

            $this->objProduct = Product::Load($this->objShoppingCartItem->ProductId);
            
            $this->lblProductName = new QLabel($this);
            $this->lblProductName->HtmlEntities = false;
            $this->lblProductName->Text = '<a href="'. __QUASI_SUBDIRECTORY__ . '/index.php/Products/'
                                                               . $this->objProduct->Id . '">' . $this->objProduct->Model . '</a>';

            $this->ctlProductImage = new ProductImageLabel($this, $this->objProduct->Id, ImageSizeType::Thumb, 48, 48);
            
            $strHeight = number_format( $this->objProduct->Height , 2 );
            $strWidth = number_format( $this->objProduct->Width , 2 );
            $this->lblDimensions = new QLabel($this);
            $this->lblDimensions->Text =  $strHeight . ' x ' . $strWidth;

            $this->btnRemove = new QImageButton($this);
            $this->btnRemove->ImageUrl = __QUASI_CORE_IMAGES__ . '/square_button_small_grey.gif';
            $this->btnRemove->ActionParameter = $this->objProduct->Id;
            $strWarning = Quasi::Translate('Are you SURE you want to remove this item') . ' ?';
            $this->btnRemove->AddAction(new QClickEvent(), new QConfirmAction($strWarning));
            if(IndexPage::$blnAjaxOk)
                $this->btnRemove->AddAction(new QClickEvent(), new QAjaxControlAction($this, 'btnRemoveItem_Click'));
            else
                $this->btnRemove->AddAction(new QClickEvent(), new QServerControlAction($this, 'btnRemoveItem_Click'));
            
            $this->lblItemPrice = new QLabel($this);
            $this->lblItemPrice->CssClass = 'ItemPrice';
            $this->lblItemPrice->Text = money_format('%n',$this->objProduct->RetailPrice);
            
            $this->txtQuantity = new QIntegerTextBox($this);
            $this->txtQuantity->CssClass = 'ProductQtyBox';
            $this->txtQuantity->Text = $this->objShoppingCartItem->Quantity;
            $this->txtQuantity->Minimum = 0;
            $this->txtQuantity->Maximum = MAX_PRODUCT_QUANTITY;
            $this->txtQuantity->CausesValidation = $this->txtQuantity;
            if(IndexPage::$blnAjaxOk)
                $this->txtQuantity->AddAction(new QChangeEvent(), new QAjaxControlAction($this, 'InitTotal') );
            else
                $this->txtQuantity->AddAction(new QChangeEvent(), new QServerControlAction($this, 'InitTotal') );
            
            $this->fltItemTotal = $this->objProduct->RetailPrice * $this->objShoppingCartItem->Quantity;
            $this->lblTotalPrice = new QLabel($this);
            $this->lblTotalPrice->CssClass = 'ItemTotal';
            $this->lblTotalPrice->Text = money_format('%n', $this->fltItemTotal );
            
		}
        /**
        *@param string strFormId - the main QForm's identifier
        *@param string strControlId - the calling Control's id
        *@param string strParameters - ingored, as are the above ..
        */
        public function InitTotal( $strFormId, $strControlId, $strParameters)
        {
            $this->objShoppingCartItem->Quantity = $this->txtQuantity->Text;
            $this->fltItemTotal = $this->objProduct->RetailPrice * $this->objShoppingCartItem->Quantity;
            $this->lblTotalPrice->Text = money_format('%n', $this->fltItemTotal );
            $this->objControlBlock->RefreshTotals();
        }
        /**
        * This removes the item when the user clicks the remove button - Note that the
        * ShoppingCart function also refreshes the page (a quick fix to redraw the items ..)
        */        
        public function btnRemoveItem_Click($strFormId, $strControlId, $intProductId)
        {
            IndexPage::$objShoppingCart->RemoveItem($intProductId);
        }
        
        public function __get($strName)
        {
            switch ($strName)
            {
                case 'ShoppingCartItem':
                    return $this->objShoppingCartItem ;
                case 'Quantity':
                    return $this->txtQuantity->Text ;
                case 'ItemTotal':
                    return $this->fltItemTotal ;
                default:
                    try {
                        return parent::__get($strName);
                    } catch (QCallerException $objExc) {
                        $objExc->IncrementOffset();
                        throw $objExc;
                    }
            }
        }
        
	}
?>