Rough draft example for adding button "publish" https://github.com/yajra/laravel-datatables-editor/issues/1

AssetsDataTable.php

<?php

namespace App\DataTables;

use App\Asset;
use Yajra\DataTables\Services\DataTable;

class AssetsDataTable extends DataTable
{
    /**
     * Build DataTable class.
     *
     * @param mixed $query Results from query() method.
     * @return \Yajra\DataTables\DataTableAbstract
     */
    public function dataTable($query)
    {
        return datatables($query)->setRowId('id');
    }
    /**
     * Get query source of dataTable.
     *
     * @param \App\Asset $model
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function query(Asset $model)
    {
        return $model->newQuery()->select('id', 'name');
    }
    /**
     * Optional method if you want to use html builder.
     *
     * @return \Yajra\DataTables\Html\Builder
     */
    public function html()
    {
        return $this->builder()
                    ->columns($this->getColumns())
                    ->minifiedAjax()
                    ->parameters([
                        'dom' => 'Bfrtip',
                        'order' => [1, 'asc'],
                        'select' => [
                            'style' => 'os',
                            'selector' => 'td:first-child',
                        ],
                        'buttons' => [
                            ['extend' => 'create', 'editor' => 'editor'],
                            ['extend' => 'edit', 'editor' => 'editor'],
                            ['extend' => 'remove', 'editor' => 'editor'],
                            [
                                'extend' => 'selected',
                                'text' => 'Publish',
                                'action' => "function ( e, dt, node, config ) {
                                    var formData = {
                                        action: 'publish',
                                        data: $.map(dt.rows({selected: true}).data(), function (o) {
                                            return o.DT_RowId;
                                        })
                                    };
                                    $.post(editor.s.ajax, formData).then(function(response) { dt.draw(false); });
                                }",
                            ],
                        ]
                    ]);
    }
    /**
     * Get columns.
     *
     * @return array
     */
    protected function getColumns()
    {
        return [
            [
                'data' => null,
                'defaultContent' => '',
                'className' => 'select-checkbox',
                'title' => '',
                'orderable' => false,
                'searchable' => false
            ],
            'id',
            'name',
        ];
    }
    /**
     * Get filename for export.
     *
     * @return string
     */
    protected function filename()
    {
        return 'assets_' . time();
    }
}

AssetsDataTablesEditor.php

<?php

namespace App\DataTables;

use App\Asset;
use Illuminate\Validation\Rule;
use Yajra\DataTables\DataTablesEditor;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Http\Request;

class AssetsDataTablesEditor extends DataTablesEditor
{
    protected $model = Asset::class;
    protected $actions = ['create', 'edit', 'remove', 'publish'];

    /**
     * Get create action validation rules.
     *
     * @return array
     */
    public function createRules()
    {
        return [
            'name'  => 'required',
        ];
    }
    /**
     * Get edit action validation rules.
     *
     * @param Model $model
     * @return array
     */
    public function editRules(Model $model)
    {
        return [
            'name'  => 'sometimes|required',
        ];
    }
    /**
     * Get remove action validation rules.
     *
     * @param Model $model
     * @return array
     */
    public function removeRules(Model $model)
    {
        return [];
    }
    public function creating(Model $model, array $data)
    {
        return $data;
    }
    public function updating(Model $model, array $data)
    {
        return $data;
    }

    /**
     * Process publish action request.
     *
     * @param Request $request
     * @return JsonResponse
     */
    public function publish(Request $request)
    {
        $affected   = [];
        $errors     = [];
        $assetIds = array_map('intval', $request->get('data'));
        $assetIds = array_filter($assetIds);
        if (empty($assetIds)) {
            $errors[] = 'empty data';
            return $this->toJson($assetIds, $errors);
        }
        $updated = Asset::whereIn('id', $assetIds)->update(['status' => 1]);
        if (empty($updated)) {
            $errors[] = 'data not updated';
            return $this->toJson($affected, $errors);
        }
        $affected[] = Asset::whereIn('id', $assetIds)->get();
        return $this->toJson($affected, $errors);
    }

}

Thanks for sharing the gist. BTW, you can remove updating and creating methods as it is optional and only required if you want to modify the data before saving. 👍