code: public function store($objectURI = null)
      {
          //@TODO determine the user has permission to post;
          $this->setPropertyValue("media_owner", $this->user->getPropertyValue("user_name_id"));
  
          //Determine the target
          if (!$this->saveObject($objectURI, $this->getObjectType())) {
              //There is a problem! the error will be in $this->getError();
              return false;
          }
          return true;
      }
docs: Adds a new media object to the database
  @return boolean Returns true on save, or false on failure