How is initialization / configuration data set to an UI component?

dmitrii_fediuk · February 21, 2016, 9:50am

magento/magento2/blob/e0ed4bad/lib/internal/Magento/Framework/View/Layout/Generic.php#L75-L84


$dataSources = $component->getContext()->getDataSourceData($component);
$configuration = [
    'types' => $context->getComponentsDefinitions(),
    'components' => [
        $context->getNamespace() => [
            'children' => array_merge($children, $dataSources)
        ]
    ]
];
return $configuration;

github.com

magento/magento2/blob/e0ed4bad/lib/internal/Magento/Framework/View/Element/UiComponent/Context.php#L225-L245


public function getDataSourceData(UiComponentInterface $component)
{
    $dataSource = $component->getDataSourceData();
    $this->prepareDataSource($dataSource, $component);
    $dataProviderConfig = $this->getDataProvider()->getConfigData();
    return [
        $this->getDataProvider()->getName() => [
            'type' => 'dataSource',
            'name' => $this->getDataProvider()->getName(),
            'dataScope' => $this->getNamespace(),
            'config' => array_replace_recursive(
                array_merge($dataSource, $dataProviderConfig),
                [
                    'params' => [
                        'namespace' => $this->getNamespace()
                    ],
                ]
            )
        ]
    ];
}

github.com

magento/magento2/blob/e0ed4bad/app/code/Magento/Cms/Model/Block/DataProvider.php#L61-L80


public function getData()
{
    if (isset($this->loadedData)) {
        return $this->loadedData;
    }
    $items = $this->collection->getItems();
    /** @var \Magento\Cms\Model\Block $block */
    foreach ($items as $block) {
        $this->loadedData[$block->getId()] = $block->getData();
    }


    $data = $this->dataPersistor->get('cms_block');
    if (!empty($data)) {
        $block = $this->collection->getNewEmptyItem();
        $block->setData($data);
        $this->loadedData[$block->getId()] = $block->getData();
    }


    return $this->loadedData;
}

dmitrii_fediuk · February 21, 2016, 9:57am