How do the Magento_Downloadable module's classes implement the modifyMeta() method of the \Magento\Ui\DataProvider\Modifier\ModifierInterface interface?

dmitry_fedyuk · February 23, 2016, 5:58pm

Preliminary reading: How does \Magento\Ui\DataProvider\Modifier\ModifierInterface::modifyMeta()work?

magento/magento2/blob/e0ed4bad/app/code/Magento/Downloadable/Ui/DataProvider/Product/Form/Modifier/Composite.php#L77-L86


public function modifyMeta(array $meta)
{
    if ($this->canShowDownloadablePanel()) {
        foreach ($this->getModifiers() as $modifier) {
            $meta = $modifier->modifyMeta($meta);
        }
    }


    return $meta;
}

github.com

magento/magento2/blob/e0ed4bad/app/code/Magento/Downloadable/Ui/DataProvider/Product/Form/Modifier/DownloadablePanel.php#L62-L79


public function modifyMeta(array $meta)
{
    $this->meta = $meta;


    $panelConfig['arguments']['data']['config'] = [
        'componentType' => Form\Fieldset::NAME,
        'label' => __('Downloadable Information'),
        'collapsible' => true,
        'opened' => $this->locator->getProduct()->getTypeId() === Type::TYPE_DOWNLOADABLE,
        'dataScope' => 'data',
    ];
    $this->meta = $this->arrayManager->set('downloadable', $this->meta, $panelConfig);


    $this->addCheckboxIsDownloadable();
    $this->addMessageBox();


    return $this->meta;
}

github.com

magento/magento2/blob/e0ed4bad/app/code/Magento/Downloadable/Ui/DataProvider/Product/Form/Modifier/Links.php#L107-L160


public function modifyMeta(array $meta)
{
    $linksPath = Composite::CHILDREN_PATH . '/' . Composite::CONTAINER_LINKS;
    $linksContainer['arguments']['data']['config'] = [
        'componentType' => Form\Fieldset::NAME,
        'additionalClasses' => 'admin__fieldset-section',
        'label' => __('Links'),
        'dataScope' => '',
        'visible' => $this->locator->getProduct()->getTypeId() === Type::TYPE_DOWNLOADABLE,
        'sortOrder' => 30,
    ];
    $linksTitle['arguments']['data']['config'] = [
        'componentType' => Form\Field::NAME,
        'formElement' => Form\Element\Input::NAME,
        'dataType' => Form\Element\DataType\Text::NAME,
        'label' => __('Title'),
        'dataScope' => 'product.links_title',
        'scopeLabel' => $this->storeManager->isSingleStoreMode() ? '' : '[STORE VIEW]',
    ];
    $linksPurchasedSeparately['arguments']['data']['config'] = [
        'componentType' => Form\Field::NAME,
        'formElement' => Form\Element\Checkbox::NAME,
        'dataType' => Form\Element\DataType\Number::NAME,
        'description' => __('Links can be purchased separately'),
        'label' => ' ',
        'dataScope' => 'product.links_purchased_separately',
        'scopeLabel' => $this->storeManager->isSingleStoreMode() ? '' : '[GLOBAL]',
        'valueMap' => [
            'false' => '0',
            'true' => '1',
        ],
    ];
    // @codingStandardsIgnoreStart
    $informationLinks['arguments']['data']['config'] = [
        'componentType' => Container::NAME,
        'component' => 'Magento_Ui/js/form/components/html',
        'additionalClasses' => 'admin__fieldset-note',
        'content' => __('Alphanumeric, dash and underscore characters are recommended for filenames. Improper characters are replaced with \'_\'.'),
    ];
    // @codingStandardsIgnoreEnd


    $linksContainer = $this->arrayManager->set(
        'children',
        $linksContainer,
        [
            'links_title' => $linksTitle,
            'links_purchased_separately' => $linksPurchasedSeparately,
            'link' => $this->getDynamicRows(),
            'information_links' => $informationLinks,
        ]
    );


    return $this->arrayManager->set($linksPath, $meta, $linksContainer);
}

https://github.com/magento/magento2/blob/e0ed4bad/app/code/Magento/Downloadable/Ui/DataProvider/Product/Form/Modifier/Samples.php#L96-L135

https://github.com/magento/magento2/blob/e0ed4bad/app/code/Magento/Downloadable/Ui/DataProvider/Product/Form/Modifier/UsedDefault.php#L62-L73

dmitry_fedyuk · February 23, 2016, 6:05pm