icingaweb2-module-director/application/forms/IcingaScheduledDowntimeForm.php

<?php

namespace Icinga\Module\Director\Forms;

use Icinga\Module\Director\Web\Form\DirectorObjectForm;

class IcingaScheduledDowntimeForm extends DirectorObjectForm
{
    /**
     * @throws \Zend_Form_Exception
     */
    public function setup()
    {
        if ($this->isTemplate()) {
            $this->addElement('text', 'object_name', [
                'label'    => $this->translate('Template name'),
                'required' => true,
            ]);
        } else {
            $this->addElement('text', 'object_name', [
                'label'    => $this->translate('Downtime name'),
                'required' => true,
            ]);
        }

        $this->addElement('text', 'display_name', array(
            'label' => $this->translate('Display Name'),
            'description' => $this->translate('the display name')
        ));

        $this->addImportsElement();

        $this->addDisabledElement();
        $this->addElement('text', 'author', [
            'label'    => $this->translate('Author'),
            'required' => ! $this->isTemplate()
        ]);
        $this->addElement('textarea', 'comment', [
            'label'    => $this->translate('Comment'),
            'required' => ! $this->isTemplate(),
            'rows'     => 4,
        ]);
        $this->addBoolean('fixed', [
            'label'    => $this->translate('Fixed'),
            'required' => ! $this->isTemplate(),
        ]);
        $this->addElement('text', 'duration', [
            'label'    => $this->translate('Duration'),
            'required' => ! $this->isTemplate(),
        ]);

        $this->addAssignmentElements();
        $this->setButtons();
    }


    /**
     * @return $this
     * @throws \Zend_Form_Exception
     */
    protected function addAssignmentElements()
    {
        if ($this->isTemplate()) {
            return $this;
        }

        $this->addElement('select', 'apply_to', [
            'label'        => $this->translate('Apply to'),
            'description'  => $this->translate(
                'Whether this dependency should affect hosts or services'
            ),
            'required'     => true,
            'class'        => 'autosubmit',
            'multiOptions' => $this->optionalEnum([
                'host'    => $this->translate('Hosts'),
                'service' => $this->translate('Services'),
            ])
        ]);

        $applyTo = $this->getSentOrObjectValue('apply_to');

        if (! $applyTo) {
            return $this;
        }

        $suggestionContext = ucfirst($applyTo) . 'FilterColumns';
        $this->addAssignFilter([
            'suggestionContext' => $suggestionContext,
            'required' => true,
            'description' => $this->translate(
                'This allows you to configure an assignment filter. Please feel'
                . ' free to combine as many nested operators as you want'
            )
        ]);

        return $this;
    }
}