CommentTokenReplaceTest.php

<?php

namespace Drupal\Tests\comment\Functional;

use Drupal\comment\Plugin\Field\FieldType\CommentItemInterface;
use Drupal\Component\Render\FormattableMarkup;
use Drupal\Component\Utility\Html;
use Drupal\Component\Utility\UrlHelper;
use Drupal\comment\Entity\Comment;
use Drupal\Core\Render\BubbleableMetadata;
use Drupal\node\Entity\Node;
use Drupal\taxonomy\Entity\Term;
use Drupal\taxonomy\Entity\Vocabulary;
use Drupal\user\Entity\User;

/**
 * Generates text using placeholders for dummy content to check comment token
 * replacement.
 *
 * @group comment
 */
class CommentTokenReplaceTest extends CommentTestBase {
    
    /**
     * {@inheritdoc}
     */
    public static $modules = [
        'taxonomy',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Creates a comment, then tests the tokens generated from it.
     */
    public function testCommentTokenReplacement() {
        $token_service = \Drupal::token();
        $language_interface = \Drupal::languageManager()->getCurrentLanguage();
        $url_options = [
            'absolute' => TRUE,
            'language' => $language_interface,
        ];
        // Setup vocabulary.
        Vocabulary::create([
            'vid' => 'tags',
            'name' => 'Tags',
        ])->save();
        // Change the title of the admin user.
        $this->adminUser->name->value = 'This is a title with some special & > " stuff.';
        $this->adminUser
            ->save();
        $this->drupalLogin($this->adminUser);
        // Set comment variables.
        $this->setCommentSubject(TRUE);
        // To test hostname token field should be populated.
        \Drupal::configFactory()->getEditable('comment.settings')
            ->set('log_ip_addresses', TRUE)
            ->save(TRUE);
        // Create a node and a comment.
        $node = $this->drupalCreateNode([
            'type' => 'article',
            'title' => '<script>alert("123")</script>',
        ]);
        $parent_comment = $this->postComment($node, $this->randomMachineName(), $this->randomMachineName(), TRUE);
        // Post a reply to the comment.
        $this->drupalGet('comment/reply/node/' . $node->id() . '/comment/' . $parent_comment->id());
        $child_comment = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName());
        $comment = Comment::load($child_comment->id());
        $comment->setHomepage('http://example.org/');
        // Add HTML to ensure that sanitation of some fields tested directly.
        $comment->setSubject('<blink>Blinking Comment</blink>');
        // Generate and test tokens.
        $tests = [];
        $tests['[comment:cid]'] = $comment->id();
        $tests['[comment:hostname]'] = $comment->getHostname();
        $tests['[comment:author]'] = Html::escape($comment->getAuthorName());
        $tests['[comment:mail]'] = $this->adminUser
            ->getEmail();
        $tests['[comment:homepage]'] = UrlHelper::filterBadProtocol($comment->getHomepage());
        $tests['[comment:title]'] = Html::escape($comment->getSubject());
        $tests['[comment:body]'] = $comment->comment_body->processed;
        $tests['[comment:langcode]'] = $comment->language()
            ->getId();
        $tests['[comment:url]'] = $comment->toUrl('canonical', $url_options + [
            'fragment' => 'comment-' . $comment->id(),
        ])
            ->toString();
        $tests['[comment:edit-url]'] = $comment->toUrl('edit-form', $url_options)
            ->toString();
        $tests['[comment:created]'] = \Drupal::service('date.formatter')->format($comment->getCreatedTime(), 'medium', [
            'langcode' => $language_interface->getId(),
        ]);
        $tests['[comment:created:since]'] = \Drupal::service('date.formatter')->formatTimeDiffSince($comment->getCreatedTime(), [
            'langcode' => $language_interface->getId(),
        ]);
        $tests['[comment:changed:since]'] = \Drupal::service('date.formatter')->formatTimeDiffSince($comment->getChangedTimeAcrossTranslations(), [
            'langcode' => $language_interface->getId(),
        ]);
        $tests['[comment:parent:cid]'] = $comment->hasParentComment() ? $comment->getParentComment()
            ->id() : NULL;
        $tests['[comment:parent:title]'] = $parent_comment->getSubject();
        $tests['[comment:entity]'] = Html::escape($node->getTitle());
        // Test node specific tokens.
        $tests['[comment:entity:nid]'] = $comment->getCommentedEntityId();
        $tests['[comment:entity:title]'] = Html::escape($node->getTitle());
        $tests['[comment:author:uid]'] = $comment->getOwnerId();
        $tests['[comment:author:name]'] = Html::escape($this->adminUser
            ->getDisplayName());
        $base_bubbleable_metadata = BubbleableMetadata::createFromObject($comment);
        $metadata_tests = [];
        $metadata_tests['[comment:cid]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:hostname]'] = $base_bubbleable_metadata;
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $bubbleable_metadata->addCacheableDependency($this->adminUser);
        $metadata_tests['[comment:author]'] = $bubbleable_metadata;
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $bubbleable_metadata->addCacheableDependency($this->adminUser);
        $metadata_tests['[comment:mail]'] = $bubbleable_metadata;
        $metadata_tests['[comment:homepage]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:title]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:body]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:langcode]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:url]'] = $base_bubbleable_metadata;
        $metadata_tests['[comment:edit-url]'] = $base_bubbleable_metadata;
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:created]'] = $bubbleable_metadata->addCacheTags([
            'rendered',
        ]);
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:created:since]'] = $bubbleable_metadata->setCacheMaxAge(0);
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:changed:since]'] = $bubbleable_metadata->setCacheMaxAge(0);
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:parent:cid]'] = $bubbleable_metadata->addCacheTags([
            'comment:1',
        ]);
        $metadata_tests['[comment:parent:title]'] = $bubbleable_metadata;
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:entity]'] = $bubbleable_metadata->addCacheTags([
            'node:2',
        ]);
        // Test node specific tokens.
        $metadata_tests['[comment:entity:nid]'] = $bubbleable_metadata;
        $metadata_tests['[comment:entity:title]'] = $bubbleable_metadata;
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[comment:author:uid]'] = $bubbleable_metadata->addCacheTags([
            'user:2',
        ]);
        $metadata_tests['[comment:author:name]'] = $bubbleable_metadata;
        // Test to make sure that we generated something for each token.
        $this->assertNotContains(0, array_map('strlen', $tests), 'No empty tokens generated.');
        foreach ($tests as $input => $expected) {
            $bubbleable_metadata = new BubbleableMetadata();
            $output = $token_service->replace($input, [
                'comment' => $comment,
            ], [
                'langcode' => $language_interface->getId(),
            ], $bubbleable_metadata);
            $this->assertEqual($output, $expected, new FormattableMarkup('Comment token %token replaced.', [
                '%token' => $input,
            ]));
            $this->assertEqual($bubbleable_metadata, $metadata_tests[$input]);
        }
        // Test anonymous comment author.
        $author_name = 'This is a random & " > string';
        $comment->setOwnerId(0)
            ->setAuthorName($author_name);
        $input = '[comment:author]';
        $output = $token_service->replace($input, [
            'comment' => $comment,
        ], [
            'langcode' => $language_interface->getId(),
        ]);
        $this->assertEqual($output, Html::escape($author_name), new FormattableMarkup('Comment author token %token replaced.', [
            '%token' => $input,
        ]));
        // Add comment field to user and term entities.
        $this->addDefaultCommentField('user', 'user', 'comment', CommentItemInterface::OPEN, 'comment_user');
        $this->addDefaultCommentField('taxonomy_term', 'tags', 'comment', CommentItemInterface::OPEN, 'comment_term');
        // Create a user and a comment.
        $user = User::create([
            'name' => 'alice',
        ]);
        $user->activate();
        $user->save();
        $this->postComment($user, 'user body', 'user subject', TRUE);
        // Create a term and a comment.
        $term = Term::create([
            'vid' => 'tags',
            'name' => 'term',
        ]);
        $term->save();
        $this->postComment($term, 'term body', 'term subject', TRUE);
        // Load node, user and term again so comment_count gets computed.
        $node = Node::load($node->id());
        $user = User::load($user->id());
        $term = Term::load($term->id());
        // Generate comment tokens for node (it has 2 comments, both new),
        // user and term.
        $tests = [];
        $tests['[entity:comment-count]'] = 2;
        $tests['[entity:comment-count-new]'] = 2;
        $tests['[node:comment-count]'] = 2;
        $tests['[node:comment-count-new]'] = 2;
        $tests['[user:comment-count]'] = 1;
        $tests['[user:comment-count-new]'] = 1;
        $tests['[term:comment-count]'] = 1;
        $tests['[term:comment-count-new]'] = 1;
        foreach ($tests as $input => $expected) {
            $output = $token_service->replace($input, [
                'entity' => $node,
                'node' => $node,
                'user' => $user,
                'term' => $term,
            ], [
                'langcode' => $language_interface->getId(),
            ]);
            $this->assertEqual($output, $expected, new FormattableMarkup('Comment token %token replaced.', [
                '%token' => $input,
            ]));
        }
    }

}