bp_media_add( array|string $args = '' )

function bp_media_add( $args = '' ) {

	$r = bp_parse_args( $args, array(
		'id'            => false,                   // Pass an existing media ID to update an existing entry.
		'blog_id'       => get_current_blog_id(),   // Blog ID
		'attachment_id' => false,                   // attachment id.
		'user_id'       => bp_loggedin_user_id(),   // user_id of the uploader.
		'title'         => '',                      // title of media being added.
		'album_id'      => false,                   // Optional: ID of the album.
		'group_id'      => false,                   // Optional: ID of the group.
		'activity_id'   => false,                   // The ID of activity.
		'privacy'       => 'public',                // Optional: privacy of the media e.g. public.
		'menu_order'    => 0,                       // Optional:  Menu order.
		'date_created'  => bp_core_current_time(),  // The GMT time that this media was recorded
		'error_type'    => 'bool'
	), 'media_add' );

	// Setup media to be added.
	$media                = new BP_Media( $r['id'] );
	$media->blog_id       = $r['blog_id'];
	$media->attachment_id = $r['attachment_id'];
	$media->user_id       = (int) $r['user_id'];
	$media->title         = $r['title'];
	$media->album_id      = (int) $r['album_id'];
	$media->group_id      = (int) $r['group_id'];
	$media->activity_id   = (int) $r['activity_id'];
	$media->privacy       = $r['privacy'];
	$media->menu_order    = $r['menu_order'];
	$media->date_created  = $r['date_created'];
	$media->error_type    = $r['error_type'];

	// groups media always have privacy to `grouponly`
	if ( ! empty( $media->group_id ) ) {
		$media->privacy = 'grouponly';
	}

	$save = $media->save();

	if ( 'wp_error' === $r['error_type'] && is_wp_error( $save ) ) {
		return $save;
	} elseif ('bool' === $r['error_type'] && false === $save ) {
		return false;
	}

	/**
	 * Fires at the end of the execution of adding a new media item, before returning the new media item ID.
	 *
	 * @since BuddyBoss 1.0.0
	 *
	 * @param array $r Array of parsed arguments for the media item being added.
	 */
	do_action( 'bp_media_add', $r );

	return $media->id;
}