/** * Save the post to the triple store. Also saves the entities locally and on the triple store. * * @since 3.0.0 * * @param int $post_id The post id being saved. */ function wl_linked_data_save_post_and_related_entities($post_id) { // Ignore auto-saves if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) { return; } // get the current post. $post = get_post($post_id); remove_action('wl_linked_data_save_post', 'wl_linked_data_save_post_and_related_entities'); wl_write_log("[ post id :: {$post_id} ][ autosave :: false ][ post type :: {$post->post_type} ]"); // Store mapping between tmp new entities uris and real new entities uri $entities_uri_mapping = array(); // Store classification box mapping $entities_predicates_mapping = null; // Save the entities coming with POST data. if (isset($_POST['wl_entities']) && isset($_POST['wl_boxes'])) { wl_write_log("[ post id :: {$post_id} ][ POST(wl_entities) :: "); wl_write_log(json_encode($_POST['wl_entities'])); wl_write_log("]"); wl_write_log("[ post id :: {$post_id} ][ POST(wl_boxes) :: "); wl_write_log(json_encode($_POST['wl_boxes'], true)); wl_write_log("]"); $entities_via_post = $_POST['wl_entities']; $boxes_via_post = $_POST['wl_boxes']; foreach ($entities_via_post as $entity_uri => $entity) { // Local entities have a tmp uri with 'local-entity-' // These uris need to be rewritten here and replaced in the content if (preg_match('/^local-entity-.+/', $entity_uri) > 0) { // Build the proper uri $uri = sprintf('%s/%s/%s', wl_configuration_get_redlink_dataset_uri(), 'entity', wl_sanitize_uri_path($entity['label'])); // Populate the mapping $entities_uri_mapping[$entity_uri] = $uri; // Override the entity obj $entities_via_post[$entity_uri]['uri'] = $uri; } } // Populate the $entities_predicates_mapping // Local Redlink uris need to be used here foreach ($boxes_via_post as $predicate => $entity_uris) { foreach ($entity_uris as $entity_uri) { wl_write_log("Going to map predicates for uri {$entity_uri} "); // Retrieve the entity label needed to build the uri $label = $entities_via_post[stripslashes($entity_uri)]['label']; $uri = sprintf('%s/%s/%s', wl_configuration_get_redlink_dataset_uri(), 'entity', wl_sanitize_uri_path($label)); wl_write_log("Going to map predicate {$predicate} to uri {$uri} "); $entities_predicates_mapping[$uri][] = $predicate; } } // Save entities and push them to Redlink // TODO: pass also latitude, longitude, etc. wl_save_entities(array_values($entities_via_post), $post_id); } // Replace tmp uris in content post if needed $updated_post_content = $post->post_content; // Save each entity and store the post id. foreach ($entities_uri_mapping as $tmp_uri => $uri) { $updated_post_content = str_replace($tmp_uri, $uri, $updated_post_content); } // Update the post content wp_update_post(array('ID' => $post->ID, 'post_content' => $updated_post_content)); // Extract related/referenced entities from text. $disambiguated_entities = wl_linked_data_content_get_embedded_entities($updated_post_content); // Reset previously saved instances wl_core_delete_relation_instances($post_id); // Save relation instances foreach (array_unique($disambiguated_entities) as $referenced_entity_id) { wl_write_log(" Going to manage relation between Post {$post_id} and {$referenced_entity_id}"); if ($entities_predicates_mapping) { wl_write_log(" Going to manage relation instances according to the following mapping"); // Retrieve the entity uri $referenced_entity_uri = wl_get_entity_uri($referenced_entity_id); // Retrieve predicates for the current uri if (isset($entities_predicates_mapping[$referenced_entity_uri])) { foreach ($entities_predicates_mapping[$referenced_entity_uri] as $predicate) { wl_write_log(" Going to add relation with predicate {$predicate}"); wl_core_add_relation_instance($post_id, $predicate, $referenced_entity_id); } } else { wl_write_log("Entity uri {$referenced_entity_uri} missing in the mapping"); wl_write_log($entities_predicates_mapping); } } else { // Just for unit tests wl_core_add_relation_instance($post_id, 'what', $referenced_entity_id); } // TODO Check if is needed wl_linked_data_push_to_redlink($referenced_entity_id); } // Push the post to Redlink. wl_linked_data_push_to_redlink($post->ID); add_action('wl_linked_data_save_post', 'wl_linked_data_save_post_and_related_entities'); }
function testWlCoreDeleteRelationInstances() { // Create a post and an entity $post_id = wl_create_post('', 'post1', 'A post'); $entity_id = wl_create_post('', 'entity1', 'An Entity', 'draft', 'entity'); // No relations at this point $result = wl_tests_get_relation_instances_for($post_id); $this->assertCount(0, $result); // Insert relation and verify it $result = wl_core_add_relation_instance($post_id, WL_WHAT_RELATION, $entity_id); $this->assertTrue(is_numeric($result)); // The methods return a record id $result = wl_core_add_relation_instance($post_id, WL_WHO_RELATION, $entity_id); $this->assertTrue(is_numeric($result)); // The methods return a record id $result = wl_tests_get_relation_instances_for($post_id); $this->assertCount(2, $result); $result = wl_core_delete_relation_instances($post_id); $this->assertTrue($result); $result = wl_tests_get_relation_instances_for($post_id); $this->assertCount(0, $result); }