- if ( false !== strpos( $search, '@') )
- $search_columns = array('user_email');
- elseif ( is_numeric($search) )
- $search_columns = array('user_login', 'ID');
- elseif ( preg_match('|^https?://|', $search) )
- $search_columns = array('user_url');
- else
- $search_columns = array('user_login', 'user_nicename');
+ $search_columns = array();
+ if ( $qv['search_columns'] )
+ $search_columns = array_intersect( $qv['search_columns'], array( 'ID', 'user_login', 'user_email', 'user_url', 'user_nicename' ) );
+ if ( ! $search_columns ) {
+ if ( false !== strpos( $search, '@') )
+ $search_columns = array('user_email');
+ elseif ( is_numeric($search) )
+ $search_columns = array('user_login', 'ID');
+ elseif ( preg_match('|^https?://|', $search) && ! wp_is_large_network( 'users' ) )
+ $search_columns = array('user_url');
+ else
+ $search_columns = array('user_login', 'user_nicename');
+ }