Bugfix MCW

event_listeners.php

<?php

use ContaoCommunityAlliance\DcGeneral\DataDefinition\Definition\Properties\DefaultProperty;
use ContaoCommunityAlliance\DcGeneral\Factory\Event\BuildDataDefinitionEvent;

return array
(
    BuildDataDefinitionEvent::NAME => array(
        array(
            function (BuildDataDefinitionEvent $event) {
                // Get the container and all properties.
                $container = $event->getContainer();
                $properties = $container->getPropertiesDefinition();

                /** @var DefaultProperty $property */
                foreach ($properties as $property) {
                    // Only run for mcw.
                    if ('multiColumnWizard' !== $property->getWidgetType()) {
                        continue;
                    }

                    // Get the extra and make an own field from it.
                    $config = $property->getExtra();
                    foreach ($config['columnFields'] as $fieldKey => $fieldConfig) {
                        // Build the default name.
                        $name = sprintf('%s__%s', $property->getName(), $fieldKey);

                        // Make a new field and fill it with the data from the config.
                        $subProperty = new DefaultProperty($name);
                        foreach ($fieldConfig as $key => $value) {
                            switch ($key) {
                                case 'label':
                                    $subProperty->setLabel($value);
                                    break;

                                case 'description':
                                    if (!$subProperty->getDescription()) {
                                        $subProperty->setDescription($value);
                                    }
                                    break;

                                case 'default':
                                    if (!$subProperty->getDefaultValue()) {
                                        $subProperty->setDefaultValue($value);
                                    }
                                    break;

                                case 'exclude':
                                    $subProperty->setExcluded((bool)$value);
                                    break;

                                case 'search':
                                    $subProperty->setSearchable((bool)$value);
                                    break;

                                case 'filter':
                                    $subProperty->setFilterable((bool)$value);
                                    break;

                                case 'inputType':
                                    $subProperty->setWidgetType($value);
                                    break;

                                case 'options':
                                    $subProperty->setOptions($value);
                                    break;

                                case 'explanation':
                                    $subProperty->setExplanation($value);
                                    break;

                                case 'eval':
                                    $subProperty->setExtra(
                                        array_merge(
                                            (array)$subProperty->getExtra(),
                                            (array)$value
                                        )
                                    );
                                    break;

                                case 'reference':
                                    $subProperty->setExtra(
                                        array_merge(
                                            (array)$subProperty->getExtra(),
                                            array('reference' => &$subProperty['reference'])
                                        )
                                    );
                                    break;

                                default:
                            }
                        }

                        // Add all to the current list.
                        $properties->addProperty($subProperty);
                    }
                }

            },
            -500000
        )
    ),
);