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<?php |
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namespace Elgg\Database; |
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use Elgg\Database; |
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use Elgg\Database\Clauses\AnnotationWhereClause; |
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use Elgg\EventsService; |
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use Elgg\Traits\TimeUsing; |
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/** |
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* Interfaces with the database to perform CRUD operations on annotations |
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* |
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* @internal |
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*/ |
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class AnnotationsTable { |
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use TimeUsing; |
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/** |
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* @var Database |
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*/ |
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protected $db; |
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/** |
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* @var EventsService |
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*/ |
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protected $events; |
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/** |
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* Constructor |
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* |
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* @param Database $db Database |
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* @param EventsService $events Events |
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*/ |
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public function __construct(Database $db, EventsService $events) { |
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$this->db = $db; |
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$this->events = $events; |
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} |
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/** |
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* Get a specific annotation by its id |
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* |
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* @param int $id The id of the annotation object |
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* |
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* @return \ElggAnnotation|false |
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*/ |
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public function get(int $id) { |
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$qb = Select::fromTable('annotations'); |
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$qb->select('*'); |
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$where = new AnnotationWhereClause(); |
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$where->ids = $id; |
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$qb->addClause($where); |
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$row = $this->db->getDataRow($qb); |
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if (!empty($row)) { |
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return new \ElggAnnotation($row); |
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} |
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return false; |
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} |
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/** |
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* Deletes an annotation using its ID |
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* |
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* @param \ElggAnnotation $annotation Annotation |
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* |
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* @return bool |
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*/ |
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public function delete(\ElggAnnotation $annotation) { |
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if (!$annotation->canEdit()) { |
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return false; |
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} |
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if (!$this->events->trigger('delete', 'annotation', $annotation)) { |
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return false; |
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} |
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$qb = Delete::fromTable('annotations'); |
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$qb->where($qb->compare('id', '=', $annotation->id, ELGG_VALUE_INTEGER)); |
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$deleted = $this->db->deleteData($qb); |
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if ($deleted) { |
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elgg_delete_river([ |
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'annotation_id' => $annotation->id, |
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'limit' => false, |
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]); |
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} |
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return $deleted !== false; |
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} |
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/** |
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* Create a new annotation and return its ID |
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* |
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* @param \ElggAnnotation $annotation Annotation |
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* @param \ElggEntity $entity Entity being annotated |
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* |
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* @return int|bool |
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*/ |
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public function create(\ElggAnnotation $annotation, \ElggEntity $entity) { |
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if ($annotation->id) { |
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return $this->update($annotation); |
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} |
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if (is_null($annotation->owner_guid) || is_null($annotation->name) || is_null($annotation->value)) { |
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return false; |
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} |
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$annotation->entity_guid = $entity->guid; |
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// @todo It looks like annotations permissions are not being checked anywhere... |
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// Uncomment once tests have been updated |
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// See #11418 |
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//if (!$entity->canAnnotate(0, $annotation->name)) { |
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// return false; |
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//} |
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if (!$this->events->triggerDeprecated('annotate', $entity->getType(), $entity, "The 'annotate', '{$entity->getType()}' event is deprecated. Use the 'create', 'annotation' event instead.", '4.3')) { |
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return false; |
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} |
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if (!$this->events->triggerBefore('create', 'annotation', $annotation)) { |
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return false; |
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} |
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$time_created = $this->getCurrentTime()->getTimestamp(); |
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$qb = Insert::intoTable('annotations'); |
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$qb->values([ |
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'entity_guid' => $qb->param($annotation->entity_guid, ELGG_VALUE_INTEGER), |
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'name' => $qb->param($annotation->name, ELGG_VALUE_STRING), |
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'value' => $qb->param($annotation->value, $annotation->value_type === 'text' ? ELGG_VALUE_STRING : ELGG_VALUE_INTEGER), |
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'value_type' => $qb->param($annotation->value_type, ELGG_VALUE_STRING), |
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'owner_guid' => $qb->param($annotation->owner_guid, ELGG_VALUE_INTEGER), |
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'time_created' => $qb->param($time_created, ELGG_VALUE_INTEGER), |
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'access_id' => $qb->param($annotation->access_id, ELGG_VALUE_INTEGER), |
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]); |
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$result = $this->db->insertData($qb); |
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if ($result === false) { |
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return false; |
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} |
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$annotation->id = $result; |
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$annotation->time_created = $time_created; |
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if (!$this->events->trigger('create', 'annotation', $annotation)) { |
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elgg_delete_annotation_by_id($result); |
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return false; |
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} |
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$this->events->triggerAfter('create', 'annotation', $annotation); |
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return $result; |
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} |
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/** |
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* Store updated annotation in the database |
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* |
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* @todo Add canAnnotate check if entity guid changes |
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* |
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* @param \ElggAnnotation $annotation Annotation to store |
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* |
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* @return bool |
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*/ |
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public function update(\ElggAnnotation $annotation) { |
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if (!$annotation->canEdit()) { |
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return false; |
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} |
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if (is_null($annotation->owner_guid) || is_null($annotation->name) || is_null($annotation->value)) { |
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return false; |
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} |
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if (!$this->events->triggerBefore('update', 'annotation', $annotation)) { |
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return false; |
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} |
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$qb = Update::table('annotations'); |
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$qb->set('name', $qb->param($annotation->name, ELGG_VALUE_STRING)) |
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->set('value', $qb->param($annotation->value, $annotation->value_type === 'integer' ? ELGG_VALUE_INTEGER : ELGG_VALUE_STRING)) |
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->set('value_type', $qb->param($annotation->value_type, ELGG_VALUE_STRING)) |
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->set('access_id', $qb->param($annotation->access_id, ELGG_VALUE_INTEGER)) |
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->set('owner_guid', $qb->param($annotation->owner_guid, ELGG_VALUE_INTEGER)) |
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->where($qb->compare('id', '=', $annotation->id, ELGG_VALUE_INTEGER)); |
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$result = $this->db->updateData($qb); |
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if ($result === false) { |
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return false; |
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} |
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$this->events->trigger('update', 'annotation', $annotation); |
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$this->events->triggerAfter('update', 'annotation', $annotation); |
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return $result; |
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} |
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/** |
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* Disable the annotation. |
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* |
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* @param \ElggAnnotation $annotation Annotation |
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* |
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* @return bool |
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* @since 1.8 |
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*/ |
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public function disable(\ElggAnnotation $annotation) { |
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if ($annotation->enabled == 'no') { |
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return true; |
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} |
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if (!$annotation->canEdit()) { |
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return false; |
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} |
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if (!_elgg_services()->events->trigger('disable', $annotation->getType(), $annotation)) { |
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return false; |
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} |
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if ($annotation->id) { |
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$qb = Update::table('annotations'); |
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$qb->set('enabled', $qb->param('no', ELGG_VALUE_STRING)) |
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->where($qb->compare('id', '=', $annotation->id, ELGG_VALUE_INTEGER)); |
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if (!$this->db->updateData($qb)) { |
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return false; |
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} |
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} |
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$annotation->enabled = 'no'; |
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return true; |
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} |
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/** |
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* Enable the annotation |
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* |
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* @param \ElggAnnotation $annotation Annotation |
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* |
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* @return bool |
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* @since 1.8 |
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*/ |
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public function enable(\ElggAnnotation $annotation) { |
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if ($annotation->enabled == 'yes') { |
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return true; |
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} |
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if (!$annotation->canEdit()) { |
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return false; |
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} |
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if (!$this->events->trigger('enable', $annotation->getType(), $annotation)) { |
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return false; |
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} |
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if ($annotation->id) { |
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$qb = Update::table('annotations'); |
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$qb->set('enabled', $qb->param('yes', ELGG_VALUE_STRING)) |
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->where($qb->compare('id', '=', $annotation->id, ELGG_VALUE_INTEGER)); |
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if (!$this->db->updateData($qb)) { |
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return false; |
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} |
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} |
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$annotation->enabled = 'yes'; |
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return true; |
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} |
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/** |
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* Returns annotations. Accepts all {@link elgg_get_entities()} options |
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* |
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* @see elgg_get_entities() |
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* |
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* @param array $options Options |
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* |
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* @return \ElggAnnotation[]|mixed |
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*/ |
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public function find(array $options = []) { |
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$options['metastring_type'] = 'annotations'; |
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$options = QueryOptions::normalizeMetastringOptions($options); |
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return Annotations::find($options); |
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} |
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/** |
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* Deletes annotations based on $options. |
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* |
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* @warning Unlike elgg_get_annotations() this will not accept an empty options array! |
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* This requires at least one constraint: annotation_owner_guid(s), |
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* annotation_name(s), annotation_value(s), or guid(s) must be set. |
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* |
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* @see elgg_get_annotations() |
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* @see elgg_get_entities() |
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* |
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* @param array $options Options |
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* |
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* @return bool|null true on success, false on failure, null if no annotations to delete. |
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*/ |
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public function deleteAll(array $options) { |
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if (!$this->isValidOptionsForBatchOperation($options)) { |
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return false; |
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} |
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$options['batch'] = true; |
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$options['batch_size'] = 50; |
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$options['batch_inc_offset'] = false; |
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312
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$annotations = Annotations::find($options); |
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$count = $annotations->count(); |
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if (!$count) { |
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return; |
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} |
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448 |
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$success = 0; |
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448 |
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foreach ($annotations as $annotation) { |
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448 |
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if ($annotation->delete()) { |
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$success++; |
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} |
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} |
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return $success == $count; |
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} |
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/** |
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* Disables annotations based on $options. |
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* |
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* @warning Unlike elgg_get_annotations() this will not accept an empty options array! |
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* |
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* @param array $options An options array. {@link elgg_get_annotations()} |
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* @return bool|null true on success, false on failure, null if no annotations disabled. |
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*/ |
337
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14 |
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public function disableAll(array $options) { |
338
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14 |
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if (!$this->isValidOptionsForBatchOperation($options)) { |
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return false; |
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} |
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// if we can see hidden (disabled) we need to use the offset |
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// otherwise we risk an infinite loop if there are more than 50 |
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$inc_offset = _elgg_services()->session->getDisabledEntityVisibility(); |
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$options['batch'] = true; |
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$options['batch_size'] = 50; |
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$options['batch_inc_offset'] = $inc_offset; |
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$annotations = Annotations::find($options); |
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$count = $annotations->count(); |
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353
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14 |
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if (!$count) { |
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return; |
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} |
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357
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6 |
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$success = 0; |
358
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6 |
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foreach ($annotations as $annotation) { |
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6 |
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if ($annotation->disable()) { |
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6 |
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$success++; |
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} |
362
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} |
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6 |
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return $success == $count; |
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} |
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367
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/** |
368
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* Enables annotations based on $options. |
369
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* |
370
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* @warning Unlike elgg_get_annotations() this will not accept an empty options array! |
371
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* |
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* @param array $options An options array. {@link elgg_get_annotations()} |
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* @return bool|null true on success, false on failure, null if no metadata enabled. |
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|
|
|
*/ |
375
|
6 |
|
public function enableAll(array $options) { |
376
|
6 |
|
if (!$this->isValidOptionsForBatchOperation($options)) { |
377
|
|
|
return false; |
378
|
|
|
} |
379
|
|
|
|
380
|
6 |
|
$options['batch'] = true; |
381
|
6 |
|
$options['batch_size'] = 50; |
382
|
|
|
|
383
|
6 |
|
$annotations = Annotations::find($options); |
384
|
6 |
|
$count = $annotations->count(); |
385
|
|
|
|
386
|
6 |
|
if (!$count) { |
387
|
5 |
|
return; |
388
|
|
|
} |
389
|
|
|
|
390
|
3 |
|
$success = 0; |
391
|
3 |
|
foreach ($annotations as $annotation) { |
392
|
3 |
|
if ($annotation->enable()) { |
393
|
3 |
|
$success++; |
394
|
|
|
} |
395
|
|
|
} |
396
|
|
|
|
397
|
3 |
|
return $success == $count; |
398
|
|
|
} |
399
|
|
|
|
400
|
|
|
/** |
401
|
|
|
* Checks if there are some constraints on the options array for potentially dangerous operations |
402
|
|
|
* |
403
|
|
|
* @param array $options options to check |
404
|
|
|
* |
405
|
|
|
* @return bool |
406
|
|
|
*/ |
407
|
1374 |
|
protected function isValidOptionsForBatchOperation(array $options): bool { |
408
|
|
|
$required = [ |
409
|
|
|
'guid', 'guids', |
410
|
|
|
'annotation_owner_guid', 'annotation_owner_guids', |
411
|
|
|
'annotation_name', 'annotation_names', |
412
|
|
|
'annotation_value', 'annotation_values', |
413
|
|
|
]; |
414
|
|
|
|
415
|
1374 |
|
foreach ($required as $key) { |
416
|
|
|
// check that it exists and is something. |
417
|
1374 |
|
if (isset($options[$key]) && !elgg_is_empty($options[$key])) { |
418
|
1374 |
|
return true; |
419
|
|
|
} |
420
|
|
|
} |
421
|
|
|
|
422
|
2 |
|
return false; |
423
|
|
|
} |
424
|
|
|
|
425
|
|
|
/** |
426
|
|
|
* Check to see if a user has already created an annotation on an object |
427
|
|
|
* |
428
|
|
|
* @param int $entity_guid Entity guid |
429
|
|
|
* @param string $name Annotation name |
430
|
|
|
* @param int $owner_guid Owner guid |
431
|
|
|
* |
432
|
|
|
* @return bool |
433
|
|
|
*/ |
434
|
3 |
|
public function exists(int $entity_guid, string $name, int $owner_guid) { |
435
|
3 |
|
if (!$owner_guid) { |
436
|
|
|
return false; |
437
|
|
|
} |
438
|
|
|
|
439
|
3 |
|
$qb = Select::fromTable('annotations'); |
440
|
3 |
|
$qb->select('id'); |
441
|
3 |
|
$qb->where($qb->compare('owner_guid', '=', $owner_guid, ELGG_VALUE_INTEGER)) |
442
|
3 |
|
->andWhere($qb->compare('entity_guid', '=', $entity_guid, ELGG_VALUE_INTEGER)) |
443
|
3 |
|
->andWhere($qb->compare('name', '=', $name, ELGG_VALUE_STRING)); |
444
|
|
|
|
445
|
3 |
|
$result = $this->db->getDataRow($qb); |
446
|
|
|
|
447
|
3 |
|
return !empty($result) && $result->id; |
448
|
|
|
} |
449
|
|
|
} |
450
|
|
|
|