//echo'<pre>';var_dump($year_end);echo'</pre>';//die;
$dd_list = [];
$url_params_ = [$current_controller . '/' . $current_action, 'for' => $current_filter_for, 'year' => 'all', 'league' => $current_filter_league];
$url = Url::to($url_params_);
$dd_list[$url] = 'Год';
for ($year = $year_start - 1; $year++ < $year_end;) {
//$url_params_ = [$current_controller.'/'.$current_action] + $url_params + ['year'=>$year];
$url_params_ = [$current_controller . '/' . $current_action, 'for' => $current_filter_for, 'year' => $year, 'league' => $current_filter_league];
$url = Url::to($url_params_);
$dd_list[$url] = $year;
}
//echo'<pre>';print_r($dd_list);echo'</pre>';//die;
//$dd_list_active = Url::to([$current_controller.'/'.$current_action, 'for'=>$current_filter_for, 'year'=>$current_filter_year]);
$dd_list_active = Url::to([$current_controller . '/' . $current_action] + $url_params);
$filter_year_drop_down = Html::dropDownList('filter-year', $dd_list_active, $dd_list, ['id' => 'filter-year', 'class' => 'width-100 location-change']);
$leagues_list = DotaLeague::getLeaguesListDropDown();
//echo'<pre>';print_r($leagues_list);echo'</pre>';//die;
$dd_list = [];
//$url_params = ['for'=>$current_filter_for];
$url_params_ = [$current_controller . '/' . $current_action, 'for' => $current_filter_for, 'year' => $current_filter_year, 'league' => 'all'];
$url = Url::to($url_params_);
$dd_list[$url] = 'Все турниры';
foreach ($leagues_list as $key => $league) {
//$url_params_ = [$current_controller.'/'.$current_action] + $url_params + ['league'=>$key];
$url_params_ = [$current_controller . '/' . $current_action, 'for' => $current_filter_for, 'year' => $current_filter_year, 'league' => $key];
$url = Url::to($url_params_);
$dd_list[$url] = $league;
}
//echo'<pre>';print_r($dd_list);echo'</pre>';//die;
//$dd_list_active = Url::to([$current_controller.'/'.$current_action, 'for'=>$current_filter_for, 'league'=>$current_filter_league]);
$filter_league_drop_down = Html::dropDownList('filter-league', $dd_list_active, $dd_list, ['id' => 'filter-league', 'class' => 'width-100 location-change']);
<?php
use yii\web\View;
use common\models\dota\DotaLeague;
//use dosamigos\multiselect\MultiSelect;
\common\assets\ChoosenSelectAsset::register($this);
//русский язык подключаем
$js = "jQuery('.chosen_select').chosen();";
$this->registerJs($js, View::POS_READY, 'form-league');
?>
<br>
<div class="form-group">
<?php
echo $form->field($model, 'league_ids')->dropDownList(DotaLeague::getLeaguesListDropDown(), [$model->league_ids, 'class' => 'chosen_select', 'multiple' => true, 'data-placeholder' => 'Укажите лиги и турниры', 'style' => 'width:100%;min-height:30px;']);
?>
</div>
