public static function getIcons()
{
if (self::$icons === null) {
$path = waConfig::get('wa_path_root') . '/wa-content/img/users/';
if (!file_exists($path) || !is_dir($path)) {
$list = array();
}
if (!($dh = opendir($path))) {
$list = array();
}
$list = array();
while (false !== ($file = readdir($dh))) {
if ($file == '.' || $file == '..') {
continue;
}
if (is_dir($path . '/' . $file)) {
continue;
} else {
$list[] = $file;
}
}
closedir($dh);
foreach ($list as &$l) {
$p = strpos($l, '.png');
if ($p !== false) {
$l = substr($l, 0, $p);
}
}
unset($l);
natsort($list);
self::$icons = array_values($list);
}
return self::$icons;
}
