diff options
| -rw-r--r-- | engine/lib/entities.php | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/engine/lib/entities.php b/engine/lib/entities.php index 85ab527e7..7f07f7359 100644 --- a/engine/lib/entities.php +++ b/engine/lib/entities.php @@ -682,6 +682,33 @@ function get_entity($guid) { } /** + * Does an entity exist? + * + * This function checks for the existence of an entity independent of access + * permissions. It is useful for situations when a user cannot access an entity + * and it must be determined whether entity has been deleted or the access level + * has changed. + * + * @param int $guid The GUID of the entity + * + * @return bool + * @since 1.8.0 + */ +function elgg_entity_exists($guid) { + global $CONFIG; + + $guid = sanitize_int($guid); + + $query = "SELECT count(*) as total FROM {$CONFIG->dbprefix}entities WHERE guid = $guid"; + $result = get_data_row($query); + if ($result->total == 0) { + return false; + } else { + return true; + } +} + +/** * Returns an array of entities with optional filtering. * * Entities are the basic unit of storage in Elgg. This function |