Source Reference:

• Component: BuddyPress :: bp-themes

  File: /bp-themes/bp-default/_inc/ajax.php :: Trac Source Line: 632

  	global $bp;
  
  	// Include everyone in the autocomplete, or just friends?
  	if ( $bp->messages->slug == $bp->current_component )
  		$autocomplete_all = $bp->messages->autocomplete_all;
  
  	$friends  = false;
  	$pag_page = 1;
  
  	$limit = $_GET['limit'] ? $_GET['limit'] : apply_filters( 'bp_autocomplete_max_results', 10 );
  
  	// Get the user ids based on the search terms
  	if ( !empty( $autocomplete_all ) ) {
  		$users = BP_Core_User::search_users( $_GET['q'], $limit, $pag_page );
  
  		if ( !empty( $users['users'] ) ) {
  			// Build an array with the correct format
  			$user_ids = array();
  			foreach( $users['users'] as $user ) {
  				if ( $user->id != $bp->loggedin_user->id )