$dataProvider,
//'filterModel' => $searchModel,
'columns' => [
'id',
[
'attribute'=>'language',
'filter'=> $languages
],
[
'attribute'=>'category',
'filter'=> $categories
],
'sourceMessage',
'translation:ntext',
['class' => 'yii\grid\ActionColumn', 'template'=>'{update} {delete}'],
],
]); ?>