function bp_blogs_get_profile_stats( $args = '' ) {

	// Parse the args.
	$r = bp_parse_args( $args, array(
		'before'  => '<li class="bp-blogs-profile-stats">',
		'after'   => '</li>',
		'user_id' => bp_displayed_user_id(),
		'blogs'   => 0,
		'output'  => ''
	), 'blogs_get_profile_stats' );

	// Allow completely overloaded output.
	if ( is_multisite() && empty( $r['output'] ) ) {

		// Only proceed if a user ID was passed.
		if ( ! empty( $r['user_id'] ) ) {

			// Get the user's blogs.
			if ( empty( $r['blogs'] ) ) {
				$r['blogs'] = absint( bp_blogs_total_blogs_for_user( $r['user_id'] ) );
			}

			// If blogs exist, show some formatted output.
			$r['output'] = $r['before'] . sprintf( _n( '%s site', '%s sites', $r['blogs'], 'buddypress' ), '<strong>' . $r['blogs'] . '</strong>' ) . $r['after'];
		}
	}

	/**
	 * Filters the number of blogs in user's profile.
	 *
	 * @since 2.0.0
	 *
	 * @param string $value Output determined for the profile stats.
	 * @param array  $r     Array of arguments used for default output if none provided.
	 */
	return apply_filters( 'bp_blogs_get_profile_stats', $r['output'], $r );
}