function testSaveExistingImages()
{
$images = array('http://upload.wikimedia.org/wikipedia/commons/f/ff/Tim_Berners-Lee-Knight.jpg', 'http://upload.wikimedia.org/wikipedia/commons/3/3a/Tim_Berners-Lee_closeup.jpg', 'http://upload.wikimedia.org/wikipedia/commons/c/c2/Tim_Berners-Lee_2012.jpg', 'http://upload.wikimedia.org/wikipedia/commons/3/3a/Tim_Berners-Lee_closeup.jpg');
$entity_post = wl_save_entity(array('uri' => 'http://example.org/entity', 'label' => 'Entity', 'main_type' => 'http://schema.org/Thing', 'description' => 'An example entity.', 'type_uris' => array(), 'related_post_id' => null, 'image' => $images, 'same_as' => array()));
// Get all the attachments for the entity post.
$attachments = wl_get_attachments($entity_post->ID);
// Check that there is one attachment.
$this->assertEquals(3, count($attachments));
// Check that the attachments are found by source URL.
foreach ($images as $image) {
$image_post = wl_get_attachment_for_source_url($entity_post->ID, $image);
$this->assertNotNull($image_post);
}
}
/**
* Saves the values of wordlift metaboxes set in the entity editor page
*/
function wl_entity_metabox_save($post_id)
{
if (!isset($_POST['wl_metaboxes'])) {
return;
}
// Loop over the wl_metaboxes array and save metaboxes values
foreach ($_POST['wl_metaboxes'] as $meta_name => $meta_values) {
// First, verify nonce is set for this meta
$nonce_name = 'wordlift_' . $meta_name . '_entity_box_nonce';
$nonce_verify = 'wordlift_' . $meta_name . '_entity_box';
if (!isset($_POST[$nonce_name])) {
return $post_id;
}
// Verify that the nonce is valid.
if (!wp_verify_nonce($_POST[$nonce_name], $nonce_verify)) {
return $post_id;
}
// Delete values before updating
delete_post_meta($post_id, $meta_name);
// Save the property value(s)
if (isset($meta_name) && isset($meta_values) && $meta_values !== '') {
// There can be one or more property values, so we force to array:
if (!is_array($meta_values)) {
$meta_values = array($meta_values);
}
foreach ($meta_values as $meta_value) {
// If the meta expects an entity...
$expecting_uri = wl_get_meta_type($meta_name) === WL_DATA_TYPE_URI;
// ...and the user inputs an entity that is not present in the db...
$absent_from_db = is_null(wl_get_entity_post_by_uri($meta_value));
// ...and that is not a external uri
$name_is_uri = strpos($meta_value, 'http') === 0;
if ($expecting_uri && $absent_from_db && !$name_is_uri) {
// ...we create a new entity!
$new_entity = wl_save_entity('', $meta_value, WL_ENTITY_TYPE_NAME, '');
// Assign type
$constraints = wl_get_meta_constraints($meta_name);
$type = 'http://schema.org/' . $constraints['uri_type'];
wl_set_entity_main_type($new_entity->ID, $type);
// TODO: directly publish the new entity
// Update the value that will be saved as meta
$meta_value = wl_get_entity_uri($new_entity->ID);
}
// TODO: use WL methods
add_post_meta($post_id, $meta_name, $meta_value);
}
}
}
// Push changes on RedLink
wl_linked_data_push_to_redlink($post_id);
}
/**
* Save the specified entities to the local storage.
*
* @param array $entities An array of entities.
* @param int $related_post_id A related post ID.
*
* @return array An array of posts.
*/
function wl_save_entities($entities, $related_post_id = null)
{
wl_write_log("[ entities count :: " . count($entities) . " ][ related post id :: {$related_post_id} ]");
// Prepare the return array.
$posts = array();
// Save each entity and store the post id.
foreach ($entities as $entity) {
$uri = $entity['uri'];
$label = $entity['label'];
// This is the main type URI.
$main_type_uri = $entity['main_type'];
// the preferred type.
$type_uris = isset($entity['type']) ? $entity['type'] : array();
$description = $entity['description'];
$images = isset($entity['image']) ? is_array($entity['image']) ? $entity['image'] : array($entity['image']) : array();
$same_as = isset($entity['sameas']) ? is_array($entity['sameas']) ? $entity['sameas'] : array($entity['sameas']) : array();
// Bring properties inside an associative array
$entity_properties = array('uri' => $uri, 'label' => $label, 'main_type_uri' => $main_type_uri, 'description' => $description, 'type_uris' => $type_uris, 'images' => $images, 'related_post_id' => $related_post_id, 'same_as' => $same_as);
// Save the entity.
$entity_post = wl_save_entity($entity_properties);
// Store the post in the return array if successful.
if (null !== $entity_post) {
array_push($posts, $entity_post);
}
}
return $posts;
}
function create_MIT_Center_for_Collective_Intelligence($related_post_id)
{
$uri = 'http://dbpedia.org/resource/MIT_Center_for_Collective_Intelligence';
$label = 'MIT Center for Collective Intelligence';
$type = 'http://schema.org/Organization';
$description = file_get_contents(dirname(__FILE__) . '/assets/mit_center_for_cognitive_intelligence.txt');
$images = array();
$same_as = array('http://rdf.freebase.com/ns/m.04n2n64');
$entity_post = wl_save_entity($uri, $label, $type, $description, array(), $images, $related_post_id, $same_as);
// Check that the type is set correctly.
$types = wl_get_entity_rdf_types($entity_post->ID);
$this->assertEquals(0, count($types));
// $this->assertEquals( 'organization', $types[0]->slug );
// Check that Tim Berners-Lee is related to this resource.
$related_entities = wl_core_get_related_entity_ids($entity_post->ID);
$this->assertEquals(1, count($related_entities));
$this->assertEquals($related_post_id, $related_entities[0]);
return $entity_post->ID;
}
/**
* Save the specified entities to the local storage.
*
* @param array $entities An array of entities.
* @param int $related_post_id A related post ID.
*
* @return array An array of posts.
*/
function wl_save_entities($entities, $related_post_id = null)
{
// wl_write_log( "[ entities count :: " . count( $entities ) . " ][ related post id :: $related_post_id ]" );
// Prepare the return array.
$posts = array();
// Save each entity and store the post id.
foreach ($entities as $entity) {
// Update entity data with related post
$entity['related_post_id'] = $related_post_id;
// Save the entity.
$entity_post = wl_save_entity($entity);
// Store the post in the return array if successful.
if (null !== $entity_post) {
array_push($posts, $entity_post);
}
}
return $posts;
}