Joomla! Documentation™

The "API16" namespace is an archived namespace. This page contains information for a Joomla! version which is no longer supported. It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.

Description

Displays a list of the available access view levels

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Syntax

static level($name, $selected, $attribs= '', $params=true, $id=false)

Parameter Name	Default Value	Description
$name		The form field name.
$selected		The name of the selected section.
$attribs		Additional attributes to add to the select field.
$params	true	True to add "All Sections" option or and array of option
$id	false	The form field id

Returns

string The required HTML for the SELECT tag.

Defined in

libraries/joomla/html/html/access.php

Importing

jimport( 'joomla.html.html.access' );

Source Body

public static function level($name, $selected, $attribs = '', $params = true, $id = false)
{
        $db             = JFactory::getDbo();
        $query  = $db->getQuery(true);

        $query->select('a.id AS value, a.title AS text');
        $query->from('#__viewlevels AS a');
        $query->group('a.id');
        $query->order('a.ordering ASC');
        $query->order('`title` ASC');

        // Get the options.
        $db->setQuery($query);
        $options = $db->loadObjectList();

        // Check for a database error.
        if ($db->getErrorNum()) {
                JError::raiseWarning(500, $db->getErrorMsg());
                return null;
        }

        // If params is an array, push these options to the array
        if (is_array($params)) {
                $options = array_merge($params,$options);
        }
        // If all levels is allowed, push it into the array.
        elseif ($params) {
                array_unshift($options, JHtml::_('select.option', '', JText::_('JOption_Access_Show_All_Levels')));
        }

        return JHtml::_('select.genericlist', $options, $name,
                array(
                        'list.attr' => $attribs,
                        'list.select' => $selected,
                        'id' => $id
                )
        );
}

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