BP_REST_Media_Endpoint::bbp_media_gif_update_rest_field_callback( object $object, object $value )

	protected function bbp_media_gif_update_rest_field_callback( $object, $value ) {

		$still   = ( ! empty( $object ) && array_key_exists( 'url', $object ) ) ? $object['url'] : '';
		$mp4     = ( ! empty( $object ) && array_key_exists( 'mp4', $object ) ) ? $object['mp4'] : '';
		$post_id = $value->ID;

		if ( ! empty( $still ) && ! empty( $mp4 ) ) {

			// save activity id if it is saved in forums and enabled in platform settings.
			$main_activity_id = get_post_meta( $post_id, '_bbp_activity_id', true );

			$still = bp_media_sideload_attachment( $still );
			$mp4   = bp_media_sideload_attachment( $mp4 );

			$gdata = array(
				'still' => $still,
				'mp4'   => $mp4,
			);

			update_post_meta( $post_id, '_gif_data', $gdata );
			$gif_data          = $gdata;
			$gif_data['saved'] = true;
			update_post_meta( $post_id, '_gif_raw_data', $gif_data );

			// save media meta for forum.
			if ( ! empty( $main_activity_id ) && bp_is_active( 'activity' ) ) {
				bp_activity_update_meta( $main_activity_id, '_gif_data', $gdata );
				bp_activity_update_meta( $main_activity_id, '_gif_raw_data', $gif_data );
			}
		} else {
			delete_post_meta( $post_id, '_gif_data' );
			delete_post_meta( $post_id, '_gif_raw_data' );
		}
	}