class ImageAttachment extends DataObject {
static $db = array(
'Name' => 'Text'
);
static $has_one = array(
'Image' => 'Resize_Image'
);

static $field_names = array('Name' => 'Name');

function getCMSFields_forPopup() {
$fields = new FieldSet();
$fields->push(new TextField('Name', 'Name'));
$fields->push(new ImageField('Image', 'Image'));

return $fields;
}

}

class Resize_Image extends Image {
static $db = null;

function generateThumbnail($gd) {
$gd->setQuality(80);
return $gd->paddedResize(140,100);
}

function generateContentImage($gd) {
$gd->setQuality(90);
return $gd->resizeByWidth(200);
}

function generateLargeImage($gd) {
$gd->setQuality(90);
return $gd->resizeByWidth(600);
}

}

class Product extends Page {
   
   static $add_action = 'a Product Page';

   static $casting = array();

   static $default_parent = 'ProductGroup';

   static $icon = 'cms/images/treeicons/book';

   static $db = array(
      'Price' => 'Currency',
      'Weight' => 'Decimal(9,2)',
      'Manufacter' => 'Varchar',
      'Model' => 'Varchar',
      'FeaturedProduct' => 'Boolean',
      'AllowPurchase' => 'Boolean',
      "InternalItemID" => "Varchar(30)",
   );

   /**
    * Image Support
    */
static $has_one = array(
'ImageThumbnail' => 'Product_Image',
'Image' => 'Image'
);
   

static $has_many = array(
'ImageAttachments' => 'ImageAttachment'
);

   
   static $defaults = array(
      'AllowPurchase' => false
   );

   protected $cart;

   /**
    * Allows this product to know which
    * order it has been added to
    */
   function setCart($cart) {
      $this->cart = $cart;
   }

   /**
    * Create the fields for a product within the CMS
    */
   function getCMSFields() {
      $fields = parent::getCMSFields();

   
      $my_imagetable = new ComplexTableField(
         $this,
         'ImageAttachments',
         'ImageAttachment',
         ImageAttachment::$field_names,
         ImageAttachment::getCMSFields_forPopup(), // form that pops up for edit
"ProductID = {$this->ID}", // a filter to only display item associated with this page
"Name ASC" // Sort by name
      );
    $fields->addFieldToTab('Root.Content.Additional Images', $my_imagetable);
   
      return $fields;
   }
   

function ImageAttachment() {
if($obj = DataObject::get('ImageAttachment', "ProductID = $this->ID")) {
return $obj;
} else {
return false;
}
}