BP_Media::populate()

	public function populate() {

		global $wpdb;

		$row = wp_cache_get( $this->id, 'bp_media' );

		if ( false === $row ) {
			$bp  = buddypress();
			$row = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$bp->media->table_name} WHERE id = %d", $this->id ) );

			wp_cache_set( $this->id, $row, 'bp_media' );
		}

		if ( empty( $row ) ) {
			$this->id = 0;
			return;
		}

		$this->id            = (int) $row->id;
		$this->blog_id       = (int) $row->blog_id;
		$this->attachment_id = (int) $row->attachment_id;
		$this->user_id       = (int) $row->user_id;
		$this->title         = $row->title;
		$this->album_id      = (int) $row->album_id;
		$this->activity_id   = (int) $row->activity_id;
		$this->group_id      = (int) $row->group_id;
		$this->privacy       = $row->privacy;
		$this->menu_order    = (int) $row->menu_order;
		$this->date_created  = $row->date_created;
	}