BP_Media::save()

	public function save() {

		global $wpdb;

		$bp = buddypress();

		$this->id            = apply_filters_ref_array( 'bp_media_id_before_save',                array( $this->id,                &$this ) );
		$this->blog_id       = apply_filters_ref_array( 'bp_media_blog_id_before_save',           array( $this->blog_id,           &$this ) );
		$this->attachment_id = apply_filters_ref_array( 'bp_media_attachment_id_before_save',     array( $this->attachment_id,     &$this ) );
		$this->user_id       = apply_filters_ref_array( 'bp_media_user_id_before_save',           array( $this->user_id,           &$this ) );
		$this->title         = apply_filters_ref_array( 'bp_media_title_before_save',             array( $this->title,             &$this ) );
		$this->album_id      = apply_filters_ref_array( 'bp_media_album_id_before_save',          array( $this->album_id,          &$this ) );
		$this->activity_id   = apply_filters_ref_array( 'bp_media_activity_id_before_save',       array( $this->activity_id,       &$this ) );
		$this->group_id      = apply_filters_ref_array( 'bp_media_group_id_before_save',          array( $this->group_id,          &$this ) );
		$this->privacy       = apply_filters_ref_array( 'bp_media_privacy_before_save',           array( $this->privacy,           &$this ) );
		$this->menu_order    = apply_filters_ref_array( 'bp_media_menu_order_before_save',        array( $this->menu_order,        &$this ) );
		$this->date_created  = apply_filters_ref_array( 'bp_media_date_created_before_save',      array( $this->date_created,      &$this ) );

		/**
		 * Fires before the current media item gets saved.
		 *
		 * Please use this hook to filter the properties above. Each part will be passed in.
		 *
		 * @since BuddyBoss 1.0.0
		 *
		 * @param BP_Media $this Current instance of the media item being saved. Passed by reference.
		 */
		do_action_ref_array( 'bp_media_before_save', array( &$this ) );

		if ( 'wp_error' === $this->error_type && $this->errors->get_error_code() ) {
			return $this->errors;
		}

		if ( empty( $this->attachment_id )
		//|| empty( $this->activity_id ) //todo: when forums media is saving, it should have activity id assigned if settings enabled need to check this
		) {
			if ( 'bool' === $this->error_type ) {
				return false;
			} else {
				if ( empty( $this->activity_id ) ) {
					$this->errors->add( 'bp_media_missing_activity' );
				} else {
					$this->errors->add( 'bp_media_missing_attachment' );
				}

				return $this->errors;
			}
		}

		// If we have an existing ID, update the media item, otherwise insert it.
		if ( ! empty( $this->id ) ) {
			$q = $wpdb->prepare( "UPDATE {$bp->media->table_name} SET blog_id = %d, attachment_id = %d, user_id = %d, title = %s, album_id = %d, activity_id = %d, group_id = %d, privacy = %s, menu_order = %d, date_created = %s WHERE id = %d", $this->blog_id, $this->attachment_id, $this->user_id, $this->title, $this->album_id, $this->activity_id, $this->group_id, $this->privacy, $this->menu_order, $this->date_created, $this->id );
		} else {
			$q = $wpdb->prepare( "INSERT INTO {$bp->media->table_name} ( blog_id, attachment_id, user_id, title, album_id, activity_id, group_id, privacy, menu_order, date_created ) VALUES ( %d, %d, %d, %s, %d, %d, %d, %s, %d, %s )", $this->blog_id, $this->attachment_id, $this->user_id, $this->title, $this->album_id, $this->activity_id, $this->group_id, $this->privacy, $this->menu_order, $this->date_created );
		}

		if ( false === $wpdb->query( $q ) ) {
			return false;
		}

		// If this is a new media item, set the $id property.
		if ( empty( $this->id ) ) {
			$this->id = $wpdb->insert_id;
		}

		/**
		 * Fires after an media item has been saved to the database.
		 *
		 * @since BuddyBoss 1.0.0
		 *
		 * @param BP_Media $this Current instance of media item being saved. Passed by reference.
		 */
		do_action_ref_array( 'bp_media_after_save', array( &$this ) );

		return true;
	}