Révision b4adf10d
Ajouté par Assos Assos il y a plus de 9 ans
| drupal7/modules/rdf/rdf.module | ||
|---|---|---|
| 190 | 190 |
* An RDF mapping structure or an empty array if no record was found. |
| 191 | 191 |
*/ |
| 192 | 192 |
function _rdf_mapping_load($type, $bundle) {
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| 193 |
$mapping = db_select('rdf_mapping')
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| 194 |
->fields(NULL, array('mapping'))
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$mappings = _rdf_mapping_load_multiple($type, array($bundle)); |
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return $mappings ? reset($mappings) : array(); |
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} |
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|
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/** |
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* Helper function to retrieve a set of RDF mappings from the database. |
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* |
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* @param $type |
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* The entity type of the mappings. |
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* @param $bundles |
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* The bundles the mappings refer to. |
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* |
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* @return |
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* An array of RDF mapping structures, or an empty array. |
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*/ |
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function _rdf_mapping_load_multiple($type, array $bundles) {
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$mappings = db_select('rdf_mapping')
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->fields(NULL, array('bundle', 'mapping'))
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| 195 | 211 |
->condition('type', $type)
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->condition('bundle', $bundle)
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->condition('bundle', $bundles)
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| 197 | 213 |
->execute() |
| 198 |
->fetchField();
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->fetchAllKeyed();
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| 199 | 215 |
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if (!$mapping) {
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return array();
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foreach ($mappings as $bundle => $mapping) {
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$mappings[$bundle] = unserialize($mapping);
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| 202 | 218 |
} |
| 203 |
return unserialize($mapping);
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return $mappings;
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| 204 | 220 |
} |
| 205 | 221 |
|
| 206 | 222 |
/** |
| ... | ... | |
| 368 | 384 |
function rdf_entity_info_alter(&$entity_info) {
|
| 369 | 385 |
// Loop through each entity type and its bundles. |
| 370 | 386 |
foreach ($entity_info as $entity_type => $entity_type_info) {
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if (isset($entity_type_info['bundles'])) {
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foreach ($entity_type_info['bundles'] as $bundle => $bundle_info) {
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if ($mapping = _rdf_mapping_load($entity_type, $bundle)) {
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$entity_info[$entity_type]['bundles'][$bundle]['rdf_mapping'] = $mapping; |
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if (!empty($entity_type_info['bundles'])) {
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$bundles = array_keys($entity_type_info['bundles']); |
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$mappings = _rdf_mapping_load_multiple($entity_type, $bundles); |
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foreach ($bundles as $bundle) {
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if (isset($mappings[$bundle])) {
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$entity_info[$entity_type]['bundles'][$bundle]['rdf_mapping'] = $mappings[$bundle]; |
|
| 375 | 394 |
} |
| 376 | 395 |
else {
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| 377 | 396 |
// If no mapping was found in the database, assign the default RDF |
| ... | ... | |
| 471 | 490 |
$variables['attributes_array']['about'] = empty($variables['node_url']) ? NULL: $variables['node_url']; |
| 472 | 491 |
$variables['attributes_array']['typeof'] = empty($variables['node']->rdf_mapping['rdftype']) ? NULL : $variables['node']->rdf_mapping['rdftype']; |
| 473 | 492 |
|
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// Adds RDFa markup to the title of the node. Because the RDFa markup is |
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// added to the <h2> tag which might contain HTML code, we specify an empty |
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// datatype to ensure the value of the title read by the RDFa parsers is a |
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// literal. |
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$variables['title_attributes_array']['property'] = empty($variables['node']->rdf_mapping['title']['predicates']) ? NULL : $variables['node']->rdf_mapping['title']['predicates']; |
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$variables['title_attributes_array']['datatype'] = ''; |
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|
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// In full node mode, the title is not displayed by node.tpl.php so it is |
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// added in the <head> tag of the HTML page. |
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if ($variables['page']) {
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$element = array( |
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'#tag' => 'meta', |
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'#attributes' => array( |
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'content' => $variables['node']->title, |
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'about' => $variables['node_url'], |
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// Adds RDFa markup about the title of the node to the title_suffix. |
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if (!empty($variables['node']->rdf_mapping['title']['predicates'])) {
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$variables['title_suffix']['rdf_meta_title'] = array( |
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'#theme' => 'rdf_metadata', |
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'#metadata' => array( |
|
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array( |
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'property' => $variables['node']->rdf_mapping['title']['predicates'], |
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'content' => $variables['node']->title, |
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), |
|
| 489 | 502 |
), |
| 490 | 503 |
); |
| 491 |
if (!empty($variables['node']->rdf_mapping['title']['predicates'])) {
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$element['#attributes']['property'] = $variables['node']->rdf_mapping['title']['predicates']; |
|
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} |
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drupal_add_html_head($element, 'rdf_node_title'); |
|
| 495 | 504 |
} |
| 496 | 505 |
|
| 497 | 506 |
// Adds RDFa markup for the date. |
| ... | ... | |
| 511 | 520 |
} |
| 512 | 521 |
|
| 513 | 522 |
// Adds RDFa markup annotating the number of comments a node has. |
| 514 |
if (isset($variables['node']->comment_count) && !empty($variables['node']->rdf_mapping['comment_count']['predicates'])) {
|
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// Annotates the 'x comments' link in teaser view. |
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if (isset($variables['content']['links']['comment']['#links']['comment-comments'])) {
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$comment_count_attributes['property'] = $variables['node']->rdf_mapping['comment_count']['predicates']; |
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$comment_count_attributes['content'] = $variables['node']->comment_count; |
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$comment_count_attributes['datatype'] = $variables['node']->rdf_mapping['comment_count']['datatype']; |
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// According to RDFa parsing rule number 4, a new subject URI is created |
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// from the href attribute if no rel/rev attribute is present. To get the |
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// original node URL from the about attribute of the parent container we |
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// set an empty rel attribute which triggers rule number 5. See |
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| 524 |
// http://www.w3.org/TR/rdfa-syntax/#sec_5.5. |
|
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$comment_count_attributes['rel'] = ''; |
|
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$variables['content']['links']['comment']['#links']['comment-comments']['attributes'] += $comment_count_attributes; |
|
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} |
|
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// In full node view, the number of comments is not displayed by |
|
| 529 |
// node.tpl.php so it is expressed in RDFa in the <head> tag of the HTML |
|
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// page. |
|
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if ($variables['page'] && user_access('access comments')) {
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$element = array( |
|
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'#tag' => 'meta', |
|
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'#attributes' => array( |
|
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'about' => $variables['node_url'], |
|
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if (isset($variables['node']->comment_count) && |
|
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!empty($variables['node']->rdf_mapping['comment_count']['predicates']) && |
|
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user_access('access comments')) {
|
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// Adds RDFa markup for the comment count near the node title as metadata. |
|
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$variables['title_suffix']['rdf_meta_comment_count'] = array( |
|
| 528 |
'#theme' => 'rdf_metadata', |
|
| 529 |
'#metadata' => array( |
|
| 530 |
array( |
|
| 536 | 531 |
'property' => $variables['node']->rdf_mapping['comment_count']['predicates'], |
| 537 | 532 |
'content' => $variables['node']->comment_count, |
| 538 | 533 |
'datatype' => $variables['node']->rdf_mapping['comment_count']['datatype'], |
| 539 | 534 |
), |
| 540 |
); |
|
| 541 |
drupal_add_html_head($element, 'rdf_node_comment_count'); |
|
| 542 |
} |
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), |
|
| 536 |
); |
|
| 543 | 537 |
} |
| 544 | 538 |
} |
| 545 | 539 |
|
| ... | ... | |
| 865 | 859 |
$output = ''; |
| 866 | 860 |
foreach ($variables['metadata'] as $attributes) {
|
| 867 | 861 |
// Add a class so that developers viewing the HTML source can see why there |
| 868 |
// are empty <span> tags in the document. The class can also be used to set |
|
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// a CSS display:none rule in a theme where empty spans affect display. |
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// are empty <span> tags in the document. |
|
| 870 | 863 |
$attributes['class'][] = 'rdf-meta'; |
| 864 |
$attributes['class'][] = 'element-hidden'; |
|
| 871 | 865 |
// The XHTML+RDFa doctype allows either <span></span> or <span /> syntax to |
| 872 | 866 |
// be used, but for maximum browser compatibility, W3C recommends the |
| 873 | 867 |
// former when serving pages using the text/html media type, see |
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