diff options
Diffstat (limited to 'engine/lib/entities.php')
| -rw-r--r-- | engine/lib/entities.php | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/engine/lib/entities.php b/engine/lib/entities.php index 1c833ab29..7b5cd22a3 100644 --- a/engine/lib/entities.php +++ b/engine/lib/entities.php @@ -124,6 +124,47 @@ abstract class ElggEntity implements } /** + * Clone an entity + * + * Resets the guid so that the entity can be saved as a distinct entity from + * the original. Creation time will be set when this new entity is saved. + * The owner and container guids come from the original entity. The clone + * method copies metadata but does not copy over annotations, or private settings. + * + * Note: metadata will have its owner and access id set when the entity is saved + * and it will be the same as that off the entity. + */ + public function __clone() { + + $orig_entity = get_entity($this->guid); + if (!$orig_entity) { + elgg_log("Failed to clone entity with GUID $this->guid", "ERROR"); + return; + } + + $metadata_array = get_metadata_for_entity($this->guid); + + $this->attributes['guid'] = ""; + + // copy metadata over to new entity - slightly convoluted due to + // handling of metadata arrays + if (is_array($metadata_array)) { + // create list of metadata names + $metadata_names = array(); + foreach ($metadata_array as $metadata) { + $metadata_names[] = $metadata['name']; + } + // arrays are stored with multiple enties per name + $metadata_names = array_unique($metadata_names); + + // move the metadata over + foreach ($metadata_names as $name) { + $this->set($name, $orig_entity->$name); + } + } + } + + /** * Return the value of a given key. * If $name is a key field (as defined in $this->attributes) that value is returned, otherwise it will * then look to see if the value is in this object's metadata. @@ -265,10 +306,10 @@ abstract class ElggEntity implements /** * Set a piece of metadata. * - * @param string $name - * @param mixed $value - * @param string $value_type - * @param bool $multiple + * @param string $name Name of the metadata + * @param mixed $value Value of the metadata + * @param string $value_type Types supported: integer and string. Will auto-identify if not set + * @param bool $multiple * @return bool */ public function setMetaData($name, $value, $value_type = "", $multiple = false) { |