Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: pre_user_nicename

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
1987      $user_nicename = sanitize_title( $user_nicename );
1988
1989      /**
1990       * Filters a user's nicename before the user is created or updated.
1991       *
1992       * @since 2.0.3
1993       *
1994       * @param string $user_nicename The user's nicename.
1995       */
1996      $user_nicename = apply_filters( 'pre_user_nicename', $user_nicename );
1997
1998      $user_nicename_check = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND user_login != %s LIMIT 1", $user_nicename, $user_login ) );
1999
2000      if ( $user_nicename_check ) {
2001           $suffix = 2;
2002           while ( $user_nicename_check ) {
2003                // user_nicename allows 50 chars. Subtract one for a hyphen, plus the length of the suffix.
2004                $base_length         = 49 - mb_strlen( $suffix );
2005                $alt_user_nicename   = mb_substr( $user_nicename, 0, $base_length ) . "-$suffix";