Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\system\Tests\Common;
Chris@0: 
Chris@0: use Drupal\Core\Url;
Chris@0: use Drupal\simpletest\WebTestBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Make sure that attaching feeds works correctly with various constructs.
Chris@0:  *
Chris@0:  * @group Common
Chris@0:  */
Chris@0: class AddFeedTest extends WebTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests attaching feeds with paths, URLs, and titles.
Chris@0:    */
Chris@0:   public function testBasicFeedAddNoTitle() {
Chris@0:     $path = $this->randomMachineName(12);
Chris@0:     $external_url = 'http://' . $this->randomMachineName(12) . '/' . $this->randomMachineName(12);
Chris@0:     $fully_qualified_local_url = Url::fromUri('base:' . $this->randomMachineName(12), ['absolute' => TRUE])->toString();
Chris@0: 
Chris@0:     $path_for_title = $this->randomMachineName(12);
Chris@0:     $external_for_title = 'http://' . $this->randomMachineName(12) . '/' . $this->randomMachineName(12);
Chris@0:     $fully_qualified_for_title = Url::fromUri('base:' . $this->randomMachineName(12), ['absolute' => TRUE])->toString();
Chris@0: 
Chris@0:     $urls = [
Chris@0:       'path without title' => [
Chris@0:         'url' => Url::fromUri('base:' . $path, ['absolute' => TRUE])->toString(),
Chris@0:         'title' => '',
Chris@0:       ],
Chris@0:       'external URL without title' => [
Chris@0:         'url' => $external_url,
Chris@0:         'title' => '',
Chris@0:       ],
Chris@0:       'local URL without title' => [
Chris@0:         'url' => $fully_qualified_local_url,
Chris@0:         'title' => '',
Chris@0:       ],
Chris@0:       'path with title' => [
Chris@0:         'url' => Url::fromUri('base:' . $path_for_title, ['absolute' => TRUE])->toString(),
Chris@0:         'title' => $this->randomMachineName(12),
Chris@0:       ],
Chris@0:       'external URL with title' => [
Chris@0:         'url' => $external_for_title,
Chris@0:         'title' => $this->randomMachineName(12),
Chris@0:       ],
Chris@0:       'local URL with title' => [
Chris@0:         'url' => $fully_qualified_for_title,
Chris@0:         'title' => $this->randomMachineName(12),
Chris@0:       ],
Chris@0:     ];
Chris@0: 
Chris@0:     $build = [];
Chris@0:     foreach ($urls as $feed_info) {
Chris@0:       $build['#attached']['feed'][] = [$feed_info['url'], $feed_info['title']];
Chris@0:     }
Chris@0: 
Chris@0:     // Use the bare HTML page renderer to render our links.
Chris@0:     $renderer = $this->container->get('bare_html_page_renderer');
Chris@0:     $response = $renderer->renderBarePage($build, '', 'maintenance_page');
Chris@0:     // Glean the content from the response object.
Chris@0:     $this->setRawContent($response->getContent());
Chris@0:     // Assert that the content contains the RSS links we specified.
Chris@0:     foreach ($urls as $description => $feed_info) {
Chris@0:       $this->assertPattern($this->urlToRSSLinkPattern($feed_info['url'], $feed_info['title']), format_string('Found correct feed header for %description', ['%description' => $description]));
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Creates a pattern representing the RSS feed in the page.
Chris@0:    */
Chris@0:   public function urlToRSSLinkPattern($url, $title = '') {
Chris@0:     // Escape any regular expression characters in the URL ('?' is the worst).
Chris@0:     $url = preg_replace('/([+?.*])/', '[$0]', $url);
Chris@0:     $generated_pattern = '%<link +href="' . $url . '" +rel="alternate" +title="' . $title . '" +type="application/rss.xml" */>%';
Chris@0:     return $generated_pattern;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Checks that special characters are correctly escaped.
Chris@0:    *
Chris@0:    * @see https://www.drupal.org/node/1211668
Chris@0:    */
Chris@0:   public function testFeedIconEscaping() {
Chris@0:     $variables = [
Chris@0:       '#theme' => 'feed_icon',
Chris@0:       '#url' => 'node',
Chris@0:       '#title' => '<>&"\'',
Chris@0:     ];
Chris@0:     $text = \Drupal::service('renderer')->renderRoot($variables);
Chris@0:     $this->assertEqual(trim(strip_tags($text)), 'Subscribe to &lt;&gt;&amp;&quot;&#039;', 'feed_icon template escapes reserved HTML characters.');
Chris@0:   }
Chris@0: 
Chris@0: }