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<?php
/**
* @package SjCore
* @subpackage Elements
* @version 1.0
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* @copyright (c) 2012 YouTech Company. All Rights Reserved.
* @author YouTech Company http://www.smartaddons.com
*
*/
defined('_JEXEC') or die;
class JFormFieldSjContentCategories extends JFormField{
public function getInput(){
$html = array();
$attr = $this->getFieldAttributes();
// Get the field options.
$db = JFactory::getDbo();
$query="
SELECT a.id, a.title, a.level
FROM #__categories AS a
WHERE a.parent_id >= 0
AND extension = 'com_content'
AND a.published IN (0,1)
ORDER BY a.lft
";
$db->setQuery($query);
$categories = $db->loadObjectList();
$options = array();
foreach ($categories as $cid => $category) {
$category_title = (($category->level) ? str_repeat('- ', $category->level-1): '') . $category->title;
$options[] = JHtml::_('select.option', $category->id, $category_title);
}
// Create a read-only list (no name) with a hidden input to store the value.
if ((string) $this->element['readonly'] == 'true') {
$html[] = JHtml::_('select.genericlist', $options, '', trim($attr), 'value', 'text', $this->value, $this->id);
$html[] = '<input type="hidden" name="'.$this->name.'" value="'.$this->value.'"/>';
}
// Create a regular list.
else {
$html[] = JHtml::_('select.genericlist', $options, $this->name, trim($attr), 'value', 'text', $this->value, $this->id);
}
return implode($html);
}
protected function getFieldAttributes(){
$attr = '';
// Initialize some field attributes.
$attr .= $this->element['class'] ? ' class="'.(string) $this->element['class'].'"' : '';
// To avoid user's confusion, readonly="true" should imply disabled="true".
if ( (string) $this->element['readonly'] == 'true' || (string) $this->element['disabled'] == 'true') {
$attr .= ' disabled="disabled"';
}
$attr .= $this->element['size'] ? ' size="'.(int) $this->element['size'].'"' : '';
$attr .= $this->multiple ? ' multiple="multiple"' : '';
// Initialize JavaScript field attributes.
$attr .= $this->element['onchange'] ? ' onchange="'.(string) $this->element['onchange'].'"' : '';
return $attr;
}
}