whmcsKerioEmail/app/UI/Client/Setting/Forms/InfoForm.php

<?php
namespace ThurData\Servers\KerioEmail\App\UI\Client\Setting\Forms;

use ThurData\Servers\KerioEmail\core\UI\Traits\Alerts;
use ThurData\Servers\KerioEmail\App\Traits\FormExtendedTrait;
use ThurData\Servers\KerioEmail\Core\UI\Traits\FormDataProvider;
use ThurData\Servers\KerioEmail\App\UI\Admin\Custom\Forms\SortedFieldForm;
use ThurData\Servers\KerioEmail\App\UI\Client\Setting\Providers\InfoSettingDataProvider;
use ThurData\Servers\KerioEmail\Core\UI\Interfaces\ClientArea;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Fields\Hidden;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Fields\Select;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Fields\Text;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\FormConstants;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\BaseForm;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Sections\InputGroup;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Fields\InputGroupElements;
use ThurData\Servers\KerioEmail\Core\UI\Widget\Forms\Sections\BoxSection;

use function ThurData\Servers\KerioEmail\Core\Helper\di;


class InfoForm extends BaseForm implements ClientArea
{
    use FormExtendedTrait;
    use FormDataProvider;

    public function initContent()
    {
        $this->initIds('infoForm');
        $this->setFormType('info');
        $this->setProvider(new InfoSettingDataProvider());
        $this->initFields();
        $this->loadDataToForm();
    }

    public function getAllowedActions()
    {
        return ['info'];
    }

    private function initFields()
    {
//        $message = di('lang')->absoluteT('dnsinfomessage');
        $message = 'DNS Information für 
            <div id="alertmaildomain" class="lu-alert--lg lu-alert__title"></div>
            <li>
                <ul id="addmxmessage"></ul>
                <ul id="addspfmessage"></ul>
                <ul id="adddmarcmessage"></ul>
                <ul id="adddkimmessage"></ul>
            </li>
            <div class="lu-form-group">
                <label class="lu-form-label">DNS Record Type</label>
                <div class="lu-input-group" style="background:#eeeeee">
                    <input type="text" value="ThurData Vorgabe" readonly="readonly" class="lu-form-control" style="">
                    <div class="lu-input-group__addon">&hArr;</div>
                    <input type="text" value="Aktueller Wert" readonly="readonly" class="lu-form-control" style="">
                </div>
            </div>';
        $this->addInternalAlert($message, null, 100);
        $row = new InputGroup('MX');
        $row->addInputComponent((new InputGroupElements\Text('mxthurdata'))->addHtmlAttribute('readonly','true'));
        $row->addInputAddon('', false, '&hArr;');
        $row->addInputComponent((new InputGroupElements\Text('mxactive'))->addHtmlAttribute('readonly','true'));
        $this->addSection($row);
        $row = new InputGroup('SPF');
        $row->addInputComponent((new InputGroupElements\Text('spfthurdata'))->addHtmlAttribute('readonly','true'));
        $row->addInputAddon('', false, '&hArr;');
        $row->addInputComponent((new InputGroupElements\Text('spf'))->addHtmlAttribute('readonly','true'));
        $this->addSection($row);
        $row = new InputGroup('DMARC');
        $row->addInputComponent((new InputGroupElements\Text('dmarcthurdata'))->addHtmlAttribute('readonly','true'));
        $row->addInputAddon('', false, '&hArr;');
        $row->addInputComponent((new InputGroupElements\Text('dmarc'))->addHtmlAttribute('readonly','true'));
        $this->addSection($row);
        $row = new InputGroup('DKIM');
        $row->addInputComponent((new InputGroupElements\Text('dkimthurdata'))->addHtmlAttribute('readonly','true'));
        $row->addInputAddon('', false, '&hArr;');
        $row->addInputComponent((new InputGroupElements\Text('dkim'))->addHtmlAttribute('readonly','true'));
        $this->addSection($row);
        $this->generateDoubleSection([new Hidden('maildomain'), new Hidden('id')]);

    }
}