Move all files to 2017/
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<?php
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namespace Drupal\contextual;
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use Drupal\Component\Utility\Crypt;
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use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
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use Drupal\Core\Render\RendererInterface;
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use Drupal\Core\Site\Settings;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\HttpFoundation\JsonResponse;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
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/**
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* Returns responses for Contextual module routes.
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*/
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class ContextualController implements ContainerInjectionInterface {
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/**
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* The renderer.
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*
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* @var \Drupal\Core\Render\RendererInterface
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*/
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protected $renderer;
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/**
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* Constructors a new ContextualController.
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*
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* @param \Drupal\Core\Render\RendererInterface $renderer
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* The renderer.
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*/
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public function __construct(RendererInterface $renderer) {
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$this->renderer = $renderer;
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}
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/**
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* {@inheritdoc}
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*/
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public static function create(ContainerInterface $container) {
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return new static(
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$container->get('renderer')
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);
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}
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/**
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* Returns the requested rendered contextual links.
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*
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* Given a list of contextual links IDs, render them. Hence this must be
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* robust to handle arbitrary input.
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*
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* @param \Symfony\Component\HttpFoundation\Request $request
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* The Symfony request object.
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*
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* @return \Symfony\Component\HttpFoundation\JsonResponse
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* The JSON response.
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*
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* @throws \Symfony\Component\HttpKernel\Exception\BadRequestHttpException
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* Thrown when the request contains no ids.
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*
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* @see contextual_preprocess()
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*/
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public function render(Request $request) {
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$ids = $request->request->get('ids');
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if (!isset($ids)) {
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throw new BadRequestHttpException(t('No contextual ids specified.'));
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}
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$tokens = $request->request->get('tokens');
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if (!isset($tokens)) {
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throw new BadRequestHttpException(t('No contextual ID tokens specified.'));
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}
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$rendered = [];
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foreach ($ids as $key => $id) {
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if (!isset($tokens[$key]) || !Crypt::hashEquals($tokens[$key], Crypt::hmacBase64($id, Settings::getHashSalt() . \Drupal::service('private_key')->get()))) {
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throw new BadRequestHttpException('Invalid contextual ID specified.');
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}
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$element = [
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'#type' => 'contextual_links',
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'#contextual_links' => _contextual_id_to_links($id),
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];
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$rendered[$id] = $this->renderer->renderRoot($element);
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}
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return new JsonResponse($rendered);
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}
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}
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115
2017/web/core/modules/contextual/src/Element/ContextualLinks.php
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115
2017/web/core/modules/contextual/src/Element/ContextualLinks.php
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<?php
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namespace Drupal\contextual\Element;
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use Drupal\Component\Utility\Html;
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use Drupal\Core\Render\Element\RenderElement;
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use Drupal\Core\Url;
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/**
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* Provides a contextual_links element.
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*
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* @RenderElement("contextual_links")
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*/
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class ContextualLinks extends RenderElement {
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/**
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* {@inheritdoc}
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*/
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public function getInfo() {
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$class = get_class($this);
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return [
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'#pre_render' => [
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[$class, 'preRenderLinks'],
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],
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'#theme' => 'links__contextual',
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'#links' => [],
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'#attributes' => ['class' => ['contextual-links']],
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'#attached' => [
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'library' => [
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'contextual/drupal.contextual-links',
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],
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],
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];
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}
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/**
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* Pre-render callback: Builds a renderable array for contextual links.
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*
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* @param array $element
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* A renderable array containing a #contextual_links property, which is a
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* keyed array. Each key is the name of the group of contextual links to
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* render (based on the 'group' key in the *.links.contextual.yml files for
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* all enabled modules). The value contains an associative array containing
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* the following keys:
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* - route_parameters: The route parameters passed to the url generator.
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* - metadata: Any additional data needed in order to alter the link.
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* @code
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* array('#contextual_links' => array(
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* 'block' => array(
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* 'route_parameters' => array('block' => 'system.menu-tools'),
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* ),
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* 'menu' => array(
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* 'route_parameters' => array('menu' => 'tools'),
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* ),
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* ))
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* @endcode
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*
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* @return array
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* A renderable array representing contextual links.
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*/
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public static function preRenderLinks(array $element) {
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// Retrieve contextual menu links.
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$items = [];
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$contextual_links_manager = static::contextualLinkManager();
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foreach ($element['#contextual_links'] as $group => $args) {
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$args += [
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'route_parameters' => [],
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'metadata' => [],
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];
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$items += $contextual_links_manager->getContextualLinksArrayByGroup($group, $args['route_parameters'], $args['metadata']);
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}
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// Transform contextual links into parameters suitable for links.html.twig.
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$links = [];
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foreach ($items as $class => $item) {
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$class = Html::getClass($class);
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$links[$class] = [
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'title' => $item['title'],
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'url' => Url::fromRoute(isset($item['route_name']) ? $item['route_name'] : '', isset($item['route_parameters']) ? $item['route_parameters'] : [], $item['localized_options']),
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];
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}
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$element['#links'] = $links;
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// Allow modules to alter the renderable contextual links element.
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static::moduleHandler()->alter('contextual_links_view', $element, $items);
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// If there are no links, tell drupal_render() to abort rendering.
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if (empty($element['#links'])) {
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$element['#printed'] = TRUE;
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}
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return $element;
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}
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/**
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* Wraps the contextual link manager.
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*
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* @return \Drupal\Core\Menu\ContextualLinkManager
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*/
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protected static function contextualLinkManager() {
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return \Drupal::service('plugin.manager.menu.contextual_link');
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}
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/**
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* Wraps the module handler.
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*
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* @return \Drupal\Core\Extension\ModuleHandlerInterface
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*/
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protected static function moduleHandler() {
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return \Drupal::moduleHandler();
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}
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}
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<?php
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namespace Drupal\contextual\Element;
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use Drupal\Component\Utility\Crypt;
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use Drupal\Core\Site\Settings;
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use Drupal\Core\Template\Attribute;
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use Drupal\Core\Render\Element\RenderElement;
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use Drupal\Component\Render\FormattableMarkup;
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/**
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* Provides a contextual_links_placeholder element.
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*
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* @RenderElement("contextual_links_placeholder")
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*/
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class ContextualLinksPlaceholder extends RenderElement {
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/**
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* {@inheritdoc}
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*/
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public function getInfo() {
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$class = get_class($this);
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return [
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'#pre_render' => [
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[$class, 'preRenderPlaceholder'],
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],
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'#id' => NULL,
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];
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}
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/**
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* Pre-render callback: Renders a contextual links placeholder into #markup.
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*
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* Renders an empty (hence invisible) placeholder div with a data-attribute
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* that contains an identifier ("contextual id"), which allows the JavaScript
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* of the drupal.contextual-links library to dynamically render contextual
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* links.
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*
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* @param array $element
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* A structured array with #id containing a "contextual id".
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*
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* @return array
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* The passed-in element with a contextual link placeholder in '#markup'.
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*
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* @see _contextual_links_to_id()
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*/
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public static function preRenderPlaceholder(array $element) {
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$token = Crypt::hmacBase64($element['#id'], Settings::getHashSalt() . \Drupal::service('private_key')->get());
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$attribute = new Attribute([
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'data-contextual-id' => $element['#id'],
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'data-contextual-token' => $token,
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]);
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$element['#markup'] = new FormattableMarkup('<div@attributes></div>', ['@attributes' => $attribute]);
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return $element;
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}
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}
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<?php
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namespace Drupal\contextual\Plugin\views\field;
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use Drupal\Component\Serialization\Json;
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use Drupal\Component\Utility\Html;
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use Drupal\Component\Utility\UrlHelper;
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use Drupal\Core\Form\FormStateInterface;
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use Drupal\Core\Routing\RedirectDestinationTrait;
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use Drupal\Core\Url;
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use Drupal\views\Plugin\views\field\FieldPluginBase;
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use Drupal\views\ResultRow;
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/**
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* Provides a handler that adds contextual links.
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*
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* @ingroup views_field_handlers
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*
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* @ViewsField("contextual_links")
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*/
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class ContextualLinks extends FieldPluginBase {
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use RedirectDestinationTrait;
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/**
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* {@inheritdoc}
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*/
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public function usesGroupBy() {
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return FALSE;
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}
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/**
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* {@inheritdoc}
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*/
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protected function defineOptions() {
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$options = parent::defineOptions();
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$options['fields'] = ['default' => []];
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$options['destination'] = ['default' => 1];
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return $options;
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}
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/**
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* {@inheritdoc}
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*/
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public function buildOptionsForm(&$form, FormStateInterface $form_state) {
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$all_fields = $this->view->display_handler->getFieldLabels();
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// Offer to include only those fields that follow this one.
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$field_options = array_slice($all_fields, 0, array_search($this->options['id'], array_keys($all_fields)));
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$form['fields'] = [
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'#type' => 'checkboxes',
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'#title' => $this->t('Fields'),
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'#description' => $this->t('Fields to be included as contextual links.'),
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'#options' => $field_options,
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'#default_value' => $this->options['fields'],
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];
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$form['destination'] = [
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'#type' => 'select',
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'#title' => $this->t('Include destination'),
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'#description' => $this->t('Include a "destination" parameter in the link to return the user to the original view upon completing the contextual action.'),
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'#options' => [
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'0' => $this->t('No'),
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'1' => $this->t('Yes'),
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],
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'#default_value' => $this->options['destination'],
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];
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}
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/**
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* {@inheritdoc}
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*/
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public function preRender(&$values) {
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// Add a row plugin css class for the contextual link.
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$class = 'contextual-region';
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if (!empty($this->view->style_plugin->options['row_class'])) {
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$this->view->style_plugin->options['row_class'] .= " $class";
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}
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else {
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$this->view->style_plugin->options['row_class'] = $class;
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}
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}
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/**
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* Overrides \Drupal\views\Plugin\views\field\FieldPluginBase::render().
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*
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* Renders the contextual fields.
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*
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* @param \Drupal\views\ResultRow $values
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* The values retrieved from a single row of a view's query result.
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*
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* @see contextual_preprocess()
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* @see contextual_contextual_links_view_alter()
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*/
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public function render(ResultRow $values) {
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$links = [];
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foreach ($this->options['fields'] as $field) {
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$rendered_field = $this->view->style_plugin->getField($values->index, $field);
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if (empty($rendered_field)) {
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continue;
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}
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$title = $this->view->field[$field]->last_render_text;
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$path = '';
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if (!empty($this->view->field[$field]->options['alter']['path'])) {
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$path = $this->view->field[$field]->options['alter']['path'];
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}
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elseif (!empty($this->view->field[$field]->options['alter']['url']) && $this->view->field[$field]->options['alter']['url'] instanceof Url) {
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$path = $this->view->field[$field]->options['alter']['url']->toString();
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}
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if (!empty($title) && !empty($path)) {
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// Make sure that tokens are replaced for this paths as well.
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$tokens = $this->getRenderTokens([]);
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$path = strip_tags(Html::decodeEntities(strtr($path, $tokens)));
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$links[$field] = [
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'href' => $path,
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'title' => $title,
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];
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if (!empty($this->options['destination'])) {
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$links[$field]['query'] = $this->getDestinationArray();
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}
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}
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}
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// Renders a contextual links placeholder.
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if (!empty($links)) {
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$contextual_links = [
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'contextual' => [
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'',
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[],
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[
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'contextual-views-field-links' => UrlHelper::encodePath(Json::encode($links)),
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],
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],
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];
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$element = [
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'#type' => 'contextual_links_placeholder',
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'#id' => _contextual_links_to_id($contextual_links),
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];
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return \Drupal::service('renderer')->render($element);
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}
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else {
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return '';
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function query() {}
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}
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