/**
* Creates a node of type article and tests its RDFa markup.
*/
function testNodeAttributes()
{
// Create node with single quotation mark title to ensure it does not get
// escaped more than once.
$node = $this->drupalCreateNode(array('type' => 'article', 'title' => $this->randomMachineName(8) . "'"));
$node_uri = $node->url('canonical', ['absolute' => TRUE]);
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
// Parses front page where the node is displayed in its teaser form.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$parser->parse($graph, $this->drupalGet('node/' . $node->id()), 'rdfa', $base_uri);
// Inspects RDF graph output.
// Node type.
$expected_value = array('type' => 'uri', 'value' => 'http://rdfs.org/sioc/ns#Item');
$this->assertTrue($graph->hasProperty($node_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Node type found in RDF output (sioc:Item).');
// Node type.
$expected_value = array('type' => 'uri', 'value' => 'http://xmlns.com/foaf/0.1/Document');
$this->assertTrue($graph->hasProperty($node_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Node type found in RDF output (foaf:Document).');
// Node title.
$expected_value = array('type' => 'literal', 'value' => $node->getTitle(), 'lang' => 'en');
$this->assertTrue($graph->hasProperty($node_uri, 'http://purl.org/dc/terms/title', $expected_value), 'Node title found in RDF output (dc:title).');
// Node date (date format must be UTC).
$expected_value = array('type' => 'literal', 'value' => \Drupal::service('date.formatter')->format($node->getCreatedTime(), 'custom', 'c', 'UTC'), 'datatype' => 'http://www.w3.org/2001/XMLSchema#dateTime');
$this->assertTrue($graph->hasProperty($node_uri, 'http://purl.org/dc/terms/date', $expected_value), 'Node date found in RDF output (dc:date).');
// Node date (date format must be UTC).
$expected_value = array('type' => 'literal', 'value' => \Drupal::service('date.formatter')->format($node->getCreatedTime(), 'custom', 'c', 'UTC'), 'datatype' => 'http://www.w3.org/2001/XMLSchema#dateTime');
$this->assertTrue($graph->hasProperty($node_uri, 'http://purl.org/dc/terms/created', $expected_value), 'Node date found in RDF output (dc:created).');
}
/**
* Tests if file fields in teasers have correct resources.
*
* Ensure that file fields have the correct resource as the object in RDFa
* when displayed as a teaser.
*/
function testNodeTeaser()
{
// Render the teaser.
$node_render_array = entity_view_multiple(array($this->node), 'teaser');
$html = \Drupal::service('renderer')->renderRoot($node_render_array);
// Parses front page where the node is displayed in its teaser form.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
$parser->parse($graph, $html, 'rdfa', $base_uri);
$node_uri = $this->node->url('canonical', ['absolute' => TRUE]);
$file_uri = file_create_url($this->file->getFileUri());
// Node relation to attached file.
$expected_value = array('type' => 'uri', 'value' => $file_uri);
$this->assertTrue($graph->hasProperty($node_uri, 'http://www.w3.org/2000/01/rdf-schema#seeAlso', $expected_value), 'Node to file relation found in RDF output (rdfs:seeAlso).');
$this->drupalGet('node');
}
/**
* Tests if default mapping for user is being used.
*
* Creates a random user and ensures the default mapping for the user is
* being used.
*/
function testUserAttributesInMarkup()
{
// Creates users that should and should not be truncated
// by template_preprocess_username (20 characters)
// one of these users tests right on the cusp (20).
$user1 = $this->drupalCreateUser(array('access user profiles'));
$authors = array($this->drupalCreateUser(array(), $this->randomMachineName(30)), $this->drupalCreateUser(array(), $this->randomMachineName(20)), $this->drupalCreateUser(array(), $this->randomMachineName(5)));
$this->drupalLogin($user1);
$this->drupalCreateContentType(array('type' => 'article'));
/** @var \Drupal\user\UserInterface[] $authors */
foreach ($authors as $author) {
$account_uri = $author->url('canonical', ['absolute' => TRUE]);
// Parses the user profile page where the default bundle mapping for user
// should be used.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
$parser->parse($graph, $this->drupalGet('user/' . $author->id()), 'rdfa', $base_uri);
// Inspects RDF graph output.
// User type.
$expected_value = array('type' => 'uri', 'value' => 'http://rdfs.org/sioc/ns#UserAccount');
$this->assertTrue($graph->hasProperty($account_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'User type found in RDF output (sioc:UserAccount).');
// User name.
$expected_value = array('type' => 'literal', 'value' => $author->getUsername());
$this->assertTrue($graph->hasProperty($account_uri, 'http://xmlns.com/foaf/0.1/name', $expected_value), 'User name found in RDF output (foaf:name).');
// User creates a node.
$this->drupalLogin($author);
$node = $this->drupalCreateNode(array('type' => 'article', 'promote' => 1));
$this->drupalLogin($user1);
// Parses the node created by the user.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
$parser->parse($graph, $this->drupalGet('node/' . $node->id()), 'rdfa', $base_uri);
// Ensures the default bundle mapping for user is used on the Authored By
// information on the node.
$expected_value = array('type' => 'uri', 'value' => 'http://rdfs.org/sioc/ns#UserAccount');
$this->assertTrue($graph->hasProperty($account_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'User type found in RDF output (sioc:UserAccount).');
// User name.
$expected_value = array('type' => 'literal', 'value' => $author->getUsername());
$this->assertTrue($graph->hasProperty($account_uri, 'http://xmlns.com/foaf/0.1/name', $expected_value), 'User name found in RDF output (foaf:name).');
}
}
/**
* Tests if file fields in teasers have correct resources.
*
* Ensure that file fields have the correct resource as the object in RDFa
* when displayed as a teaser.
*/
function testNodeTeaser()
{
// Set the teaser display to show this field.
entity_get_display('node', 'article', 'teaser')->setComponent($this->fieldName, array('type' => 'taxonomy_term_reference_link'))->save();
// Create a term in each vocabulary.
$term1 = $this->createTerm($this->vocabulary);
$term2 = $this->createTerm($this->vocabulary);
$taxonomy_term_1_uri = url('taxonomy/term/' . $term1->id(), array('absolute' => TRUE));
$taxonomy_term_2_uri = url('taxonomy/term/' . $term2->id(), array('absolute' => TRUE));
// Create the node.
$node = $this->drupalCreateNode(array('type' => 'article'));
$node->set($this->fieldName, array(array('target_id' => $term1->id()), array('target_id' => $term2->id())));
// Render the node.
$node_render_array = entity_view_multiple(array($node), 'teaser');
$html = drupal_render($node_render_array);
// Parse the teaser.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = url('<front>', array('absolute' => TRUE));
$parser->parse($graph, $html, 'rdfa', $base_uri);
// Node relations to taxonomy terms.
$node_uri = url('node/' . $node->id(), array('absolute' => TRUE));
$expected_value = array('type' => 'uri', 'value' => $taxonomy_term_1_uri);
$this->assertTrue($graph->hasProperty($node_uri, 'http://purl.org/dc/terms/subject', $expected_value), 'Node to term relation found in RDF output (dc:subject).');
$expected_value = array('type' => 'uri', 'value' => $taxonomy_term_2_uri);
$this->assertTrue($graph->hasProperty($node_uri, 'http://purl.org/dc/terms/subject', $expected_value), 'Node to term relation found in RDF output (dc:subject).');
// Taxonomy terms triples.
// Term 1.
$expected_value = array('type' => 'uri', 'value' => 'http://www.w3.org/2004/02/skos/core#Concept');
// @todo enable with https://drupal.org/node/2072791
//$this->assertTrue($graph->hasProperty($taxonomy_term_1_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Taxonomy term type found in RDF output (skos:Concept).');
$expected_value = array('type' => 'literal', 'value' => $term1->getName());
//$this->assertTrue($graph->hasProperty($taxonomy_term_1_uri, 'http://www.w3.org/2000/01/rdf-schema#label', $expected_value), 'Taxonomy term name found in RDF output (rdfs:label).');
// Term 2.
$expected_value = array('type' => 'uri', 'value' => 'http://www.w3.org/2004/02/skos/core#Concept');
//$this->assertTrue($graph->hasProperty($taxonomy_term_2_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Taxonomy term type found in RDF output (skos:Concept).');
$expected_value = array('type' => 'literal', 'value' => $term2->getName());
//$this->assertTrue($graph->hasProperty($taxonomy_term_2_uri, 'http://www.w3.org/2000/01/rdf-schema#label', $expected_value), 'Taxonomy term name found in RDF output (rdfs:label).');
}
/**
* Creates a random term and ensures the RDF output is correct.
*/
function testTaxonomyTermRdfaAttributes()
{
$term = $this->createTerm($this->vocabulary);
$term_uri = $term->url('canonical', ['absolute' => TRUE]);
// Parses the term's page and checks that the RDF output is correct.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
$parser->parse($graph, $this->drupalGet('taxonomy/term/' . $term->id()), 'rdfa', $base_uri);
// Inspects RDF graph output.
// Term type.
$expected_value = array('type' => 'uri', 'value' => 'http://www.w3.org/2004/02/skos/core#Concept');
$this->assertTrue($graph->hasProperty($term_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Term type found in RDF output (skos:Concept).');
// Term label.
$expected_value = array('type' => 'literal', 'value' => $term->getName(), 'lang' => 'en');
$this->assertTrue($graph->hasProperty($term_uri, 'http://www.w3.org/2000/01/rdf-schema#label', $expected_value), 'Term label found in RDF output (rdfs:label).');
// Term label.
$expected_value = array('type' => 'literal', 'value' => $term->getName(), 'lang' => 'en');
$this->assertTrue($graph->hasProperty($term_uri, 'http://www.w3.org/2004/02/skos/core#prefLabel', $expected_value), 'Term label found in RDF output (skos:prefLabel).');
// @todo Add test for term description once it is a field:
// https://drupal.org/node/569434
}
/**
* Tests that image fields in teasers have correct resources.
*/
function testNodeTeaser()
{
// Set the display options for the teaser.
$display_options = array('type' => 'image', 'settings' => array('image_style' => 'medium', 'image_link' => 'content'));
$display = entity_get_display('node', 'article', 'teaser');
$display->setComponent($this->fieldName, $display_options)->save();
// Render the teaser.
$node_render_array = node_view($this->node, 'teaser');
$html = \Drupal::service('renderer')->renderRoot($node_render_array);
// Parse the teaser.
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$base_uri = \Drupal::url('<front>', [], ['absolute' => TRUE]);
$parser->parse($graph, $html, 'rdfa', $base_uri);
// Construct the node and image URIs for testing.
$node_uri = $this->node->url('canonical', ['absolute' => TRUE]);
$image_uri = ImageStyle::load('medium')->buildUrl($this->file->getFileUri());
// Test relations from node to image.
$expected_value = array('type' => 'uri', 'value' => $image_uri);
$this->assertTrue($graph->hasProperty($node_uri, 'http://ogp.me/ns#image', $expected_value), 'Node to file relation found in RDF output (og:image).');
// Test image type.
$expected_value = array('type' => 'uri', 'value' => 'http://xmlns.com/foaf/0.1/Image');
$this->assertTrue($graph->hasProperty($image_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Image type found in RDF output (foaf:Image).');
}
/**
* Get the EasyRdf_Graph object for a page.
*
* @param \Drupal\Core\Url $url
* The URL object for the page.
*
* @return \EasyRdf_Graph
* The RDF graph object.
*/
protected function getRdfGraph(Url $url)
{
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$parser->parse($graph, $this->drupalGet($url), 'rdfa', $this->baseUri);
return $graph;
}
/**
* Tests RDF comment replies.
*/
public function testCommentReplyOfRdfaMarkup()
{
// Posts comment #1 on behalf of registered user.
$this->drupalLogin($this->web_user);
$comment_1 = $this->saveComment($this->node->id(), $this->web_user->id());
$comment_1_uri = url('comment/' . $comment_1->id(), array('absolute' => TRUE));
// Posts a reply to the first comment.
$comment_2 = $this->saveComment($this->node->id(), $this->web_user->id(), NULL, $comment_1->id());
$comment_2_uri = url('comment/' . $comment_2->id(), array('absolute' => TRUE));
$parser = new \EasyRdf_Parser_Rdfa();
$graph = new \EasyRdf_Graph();
$parser->parse($graph, $this->drupalGet('node/' . $this->node->id()), 'rdfa', $this->base_uri);
// Tests the reply_of relationship of a first level comment.
$expected_value = array('type' => 'uri', 'value' => $this->node_uri);
$this->assertTrue($graph->hasProperty($comment_1_uri, 'http://rdfs.org/sioc/ns#reply_of', $expected_value), 'Comment relation to its node found in RDF output (sioc:reply_of).');
// Tests the reply_of relationship of a second level comment.
$expected_value = array('type' => 'uri', 'value' => $this->node_uri);
$this->assertTrue($graph->hasProperty($comment_2_uri, 'http://rdfs.org/sioc/ns#reply_of', $expected_value), 'Comment relation to its node found in RDF output (sioc:reply_of).');
$expected_value = array('type' => 'uri', 'value' => $comment_1_uri);
$this->assertTrue($graph->hasProperty($comment_2_uri, 'http://rdfs.org/sioc/ns#reply_of', $expected_value), 'Comment relation to its parent comment found in RDF output (sioc:reply_of).');
}
