Yii2 Bootstrap 3
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets;
use Yii;
use yii\base\InvalidConfigException;
use yii\base\Widget;
use yii\data\Sort;
use yii\helpers\Html;
/**
* LinkSorter renders a list of sort links for the given sort definition.
*
* LinkSorter will generate a hyperlink for every attribute declared in [[sort]].
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class LinkSorter extends Widget
{
/**
* @var Sort the sort definition
*/
public $sort;
/**
* @var array HTML attributes for the sorter container tag.
*/
public $options = array('class' => 'sorter');
/**
* @var string the template used to render the content within the sorter container.
* The token "{links}" will be replaced with the actual sort links.
*/
public $template;
/**
* Initializes the sorter.
*/
public function init()
{
if ($this->sort === null) {
throw new InvalidConfigException('The "sort" property must be set.');
}
if ($this->template === null) {
$this->template = '<label>' . Yii::t('yii', 'Sort by:') . '</label> {links}';
}
}
/**
* Executes the widget.
* This method renders the sort links.
*/
public function run()
{
$links = strtr($this->template, array(
'{links}' => $this->renderSortLinks(),
));
echo Html::tag('div', $links, $this->options);
}
/**
* Renders the sort links.
* @return string the rendering result
*/
protected function renderSortLinks()
{
$links = array();
foreach (array_keys($this->sort->attributes) as $name) {
$links[] = $this->sort->link($name);
}
return Html::ul($links, array('encode' => false));
}
}