<?php $this->beginWidget('bootstrap.widgets.TbModal', array('id' => 'myModal')); ?>
    <div class="modal-header">
        <a class="close" data-dismiss="modal">&times;</a>
        <h4><?php echo Yii::t('main-ui', 'Выберите группу исполнителей'); ?></h4>
    </div>
    <div class="modal-body">
        <div class="row-fluid">
            <?php $this->widget(
                'bootstrap.widgets.TbSelect2',
                [
                    'model' => $model,
                    'name' => 'groups_id',
//                    'data' => Groups::allByService($model->service_id),
                    'data' => Groups::allByService2($model),
                    'htmlOptions' => [
                        'class' => 'span12',
                    ],
                ]
            ); ?>
        </div>
      </div>
    <div class="modal-footer">
        <?php $this->widget('bootstrap.widgets.TbButton', array(
            'buttonType' => 'submit',
            'type' => 'primary',
            'label' => Yii::t('main-ui', 'Assign'),
        )); ?>
        <?php $this->widget('bootstrap.widgets.TbButton', array(
            'label' => Yii::t('main-ui', 'Cancel'),
            'url' => '#',
            'htmlOptions' => array('data-dismiss' => 'modal'),
        )); ?>
    </div>
<?php $this->endWidget(); ?>
<?php $this->endWidget(); ?>