/**
* @param \Twig_Environment $environment
* @param array $context
* @param string $id
* @param string $template
* @return string
*/
public function renderGrid(\Twig_Environment $environment, $context, $id, $template = 'IntegratedWebsiteBundle:Page:grid.html.twig')
{
if (isset($context['form']) && ($form = $context['form']) instanceof FormView) {
/** @var FormView $form */
foreach ($form->offsetGet('grids') as $grid) {
if ($grid->vars['value'] instanceof Grid && $grid->vars['value']->getId() == $id) {
return $this->renderer->searchAndRenderBlock($grid, 'row');
}
}
if (isset($form->vars['value']) && ($page = $form->vars['value']) instanceof Page) {
/** @var Page $page */
$grid = new Grid();
$grid->setId($id);
$page->addGrid($grid);
$form = $this->form->create('integrated_website_page', $page)->createView();
// Render form for the newly added grid
return $this->renderer->searchAndRenderBlock($form->offsetGet('grids')->offsetGet($page->indexOf($grid)), 'row');
}
}
if (isset($context['page']) && ($page = $context['page']) instanceof Page) {
/** @var Page $page */
return $environment->render($template, ['grid' => $page->getGrid($id)]);
}
}
/**
* Renders only specified fields. Useful for dynamic ajax forms.
*/
protected function processRender(FormInterface $form, Request $request)
{
$presenter = $this->getPresenter();
if (!$presenter->isAjax()) {
throw new BadRequestException('The render signal is only allowed in ajax mode.');
}
$fields = $request->getPost($this->lookupPath('Nette\\Application\\UI\\Presenter', true) . self::NAME_SEPARATOR . 'fields');
if (!$fields) {
throw new BadRequestException('No fields specified for rendering.');
}
$form->handleRequest($request);
if (!$form->isSubmitted()) {
throw new BadRequestException('The form was not submitted.');
}
$view = $this->getView();
$widgets = [];
foreach ($fields as $field) {
// Validate the field identifier for security reasons. A dot in the identifier would be particularly dangerous.
if (!Strings::match($field, '~^(?:\\[\\w++\\])++$~')) {
throw new BadRequestException(sprintf('Field identifier "%s" contains unallowed characters.', $field));
}
// Skip duplicates. The renderer would return an empty string on second try.
if (isset($widgets[$field])) {
continue;
}
// Wrap an exception from PropertyAccessor in a BadRequestException.
try {
$fieldView = $this->propertyAccessor->getValue($view, $field);
} catch (ExceptionInterface $e) {
throw new BadRequestException(sprintf('FormView not found for field identifier "%s".', $field), 0, $e);
}
// Render the field widget.
$widgets[$field] = $this->renderer->searchAndRenderBlock($fieldView, 'widget');
}
$this->getPresenter()->sendJson((object) ['widgets' => $widgets]);
}
/**
* {@inheritdoc}
*/
public function initRuntime(\Twig_Environment $environment)
{
$this->renderer->setEnvironment($environment);
}
/**
* Render Function Form Javascript
*
* @param FormView $view
*
* @return string
*/
public function renderJavascript(FormView $view)
{
return $this->renderer->searchAndRenderBlock($view, 'javascript');
}
/**
* Makes a technical name human readable.
*
* @param string $text The text to humanize.
*
* @return string The humanized text.
*/
public function humanize($text)
{
return $this->renderer->humanize($text);
}
/**
* @param TwigRendererInterface $innerRenderer
* @param FormRendererEngineInterface $formRendererEngine
* @param \Twig_Environment $environment
*/
public function __construct(TwigRendererInterface $innerRenderer, FormRendererEngineInterface $formRendererEngine, \Twig_Environment $environment)
{
$innerRenderer->setEnvironment($environment);
parent::__construct($innerRenderer, $formRendererEngine);
}
/**
* @param TwigRendererInterface $innerRenderer
* @param \Twig_Environment $environment
*/
public function __construct(TwigRendererInterface $innerRenderer, \Twig_Environment $environment)
{
$innerRenderer->setEnvironment($environment);
parent::__construct($innerRenderer);
}
