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<?php
/**
* @version $Id: category.php 2325 2012-08-13 17:46:48Z btowles $
* @package Joomla.Framework
* @subpackage Form
* @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('JPATH_BASE') or die;
jimport('joomla.html.html');
jimport('joomla.form.formfield');
jimport('joomla.form.helper');
JFormHelper::loadFieldClass('list');
/**
* Supports an HTML select list of categories
*
* @package Joomla.Framework
* @subpackage Form
* @since 1.6
*/
class GantryFormFieldCategory extends GantryFormFieldSelectBox
{
/**
* @var string The form field type.
* @since 1.6
*/
public $type = 'category';
protected $basetype = 'select';
/**
* Method to get the field options.
*
* @return array The field option objects.
* @since 1.6
*/
protected function getOptions()
{
// Initialise variables.
$options = array();
$extension = $this->element['extension'] ? (string)$this->element['extension'] : (string)$this->element['scope'];
$published = (string)$this->element['published'];
// Load the category options for a given extension.
if (!empty($extension)) {
// Filter over published state or not depending upon if it is present.
if ($published) {
$options = JHtml::_('category.options', $extension, array('filter.published' => explode(',', $published)));
} else {
$options = JHtml::_('category.options', $extension);
}
// Verify permissions. If the action attribute is set, then we scan the options.
if ($action = (string)$this->element['action']) {
// Get the current user object.
$user = JFactory::getUser();
foreach ($options as $i => $option) {
// To take save or create in a category you need to have create rights for that category
// unless the item is already in that category.
// Unset the option if the user isn't authorised for it. In this field assets are always categories.
if ($user->authorise('core.create', $extension . '.category.' . $option->value) != true) {
unset($options[$i]);
}
}
}
if (isset($this->element['show_root'])) {
array_unshift($options, JHtml::_('select.option', '0', JText::_('-- Select Category --')));
}
} else {
JError::raiseWarning(500, JText::_('JLIB_FORM_ERROR_FIELDS_CATEGORY_ERROR_EXTENSION_EMPTY'));
}
// Merge any additional options in the XML definition.
$options = array_merge(parent::getOptions(), $options);
return $options;
}
}