Gazelle/sections/ajax/usersearch.php

<?
/**********************************************************************
 *>>>>>>>>>>>>>>>>>>>>>>>>>>> User search <<<<<<<<<<<<<<<<<<<<<<<<<<<<*
 **********************************************************************/

if (empty($_GET['search'])) {
    json_die("failure", "no search terms");
} else {
	$_GET['username'] = $_GET['search'];
}

define('USERS_PER_PAGE', 30);

if (isset($_GET['username'])) {
	$_GET['username'] = trim($_GET['username']);
	
	list($Page,$Limit) = Format::page_limit(USERS_PER_PAGE);
	$DB->query("SELECT SQL_CALC_FOUND_ROWS
		ID,
		Username,
		Enabled,
		PermissionID,
		Donor,
		Warned
		FROM users_main AS um
		JOIN users_info AS ui ON ui.UserID=um.ID
		WHERE Username LIKE '%".db_string($_GET['username'])."%'
		ORDER BY Username
		LIMIT $Limit");
	$Results = $DB->to_array();
	$DB->query('SELECT FOUND_ROWS();');
	list($NumResults) = $DB->next_record();

}

$JsonUsers = array();
foreach($Results as $Result) {
	list($UserID, $Username, $Enabled, $PermissionID, $Donor, $Warned) = $Result;

	$JsonUsers[] = array(
		'userId' => (int) $UserID,
		'username' => $Username,
		'donor' => $Donor == 1,
		'warned' => ($Warned!='0000-00-00 00:00:00'),
		'enabled' => ($Enabled == 2 ? false : true),
		'class' => Users::make_class_string($PermissionID)
	);
}

json_die("success", array(
    'currentPage' => (int) $Page,
    'pages' => ceil($NumResults / USERS_PER_PAGE),
    'results' => $JsonUsers
));