/**
* Method to parse a list of categories into a HTML selectbox
*
* @access public
* @param int ID of current item
* @param int ID of parent category
* @return string HTML output
*/
public function selectCategories($name = '', $params = array())
{
// Fetch all categories
$parent_id = isset($params['parent_id']) ? $params['parent_id'] : null;
$categories = SimplelistsHTML::getCategories($parent_id);
// Remove the current category
if (isset($params['self'])) {
foreach ($categories as $index => $category) {
if ($category->id == $params['self']) {
unset($categories[$index]);
break;
}
}
}
// If the $item_id is set, find all the current categories for a SimpleLists item
$current = isset($params['item_id']) ? SimplelistsHTML::getCurrentCategory($categories, $params['item_id']) : null;
$current = isset($params['current']) ? $params['current'] : $current;
// If no current is set, and if the count of categories is 1, select the first category list
if (empty($current) && count($categories) == 1) {
$current = $categories[0]->id;
}
// Define extra HTML-arguments
$extra = '';
// If $multiple is true, we assume we're in the Item Edit form
if (isset($params['multiple']) && $params['multiple'] == 1) {
$size = count($categories) < 10 ? count($categories) : 10;
$extra .= 'size="' . $size . '" multiple';
}
// If $none is true, we include an extra option
if (isset($params['nullvalue']) && $params['nullvalue'] == 1) {
$nulltitle = isset($params['nulltitle']) ? $params['nulltitle'] : JText::_('COM_SIMPLELISTS_SELECT_CATEGORY');
array_unshift($categories, JHTML::_('select.option', 0, '- ' . $nulltitle . ' -', 'id', 'title'));
}
// If $javascript is true, we submit the form as soon as an option has been selected
if (isset($params['javascript']) && $params['javascript'] == 1) {
$extra .= 'onchange="document.adminForm.submit();"';
}
return JHTML::_('select.genericlist', $categories, $name, $extra, 'id', 'title', $current);
}
