interface Share_Backend {
/**
- * Get the source of the item to be stored in the database
+ * Check if this $itemSource exist for the user
* @param string $itemSource
* @param string $uidOwner Owner of the item
* @return boolean|null Source
*
- * Return an array if the item is file dependent, the array needs two keys: 'item' and 'file'
* Return false if the item does not exist for the user
- *
- * The formatItems() function will translate the source returned back into the item
*/
public function isValidSource($itemSource, $uidOwner);