CUserAuthProvider::GetFormHtml

public function GetFormHtml($arParams=false)
{
	global $USER;

	if (isset($arParams["user"]) && is_array($arParams["user"]) && $arParams["user"]["disabled"] == "true")
	{
		return false;
	}

	if(!$USER->CanDoOperation('view_all_users'))
		return false;

	$elements = "";
	$arFinderParams = array(
		"PROVIDER" => $this->id,
		"TYPE" => 2,
	);

	$arLRU = CAccess::GetLastRecentlyUsed($this->id);
	if(!empty($arLRU))
	{
		foreach($arLRU as $i=>$val)
			$arLRU[$i] = substr($val, 1);

		$nameFormat = CSite::GetNameFormat(false);

		//be careful with field list because of CUser::FormatName()
		$res = CUser::GetList("LAST_NAME", "asc",
			array("ID" => implode("|", $arLRU)),
			array("FIELDS" => array('ID', 'NAME', 'LAST_NAME', 'SECOND_NAME', 'LOGIN', 'EMAIL'))
		);
		while($arUser = $res->Fetch())
		{
			$arItem = array(
				"ID" => "U".$arUser["ID"],
				"NAME" => CUser::FormatName($nameFormat, $arUser, true, false),
			);
			$elements .= CFinder::GetFinderItem($arFinderParams, $arItem);
		}
	}

	$arPanels = array(
		array(
			"NAME" => GetMessage("authprov_last"),
			"ELEMENTS" => $elements,
		),
		array(
			"NAME" => GetMessage("authprov_search"),
			"ELEMENTS" => CFinder::GetFinderItem(array("TYPE" => "text"), array("TEXT" => GetMessage("authprov_user"))),
			"SEARCH" => "Y",
		),
	);
	$html = CFinder::GetFinderAppearance($arFinderParams, $arPanels);

	return array("HTML"=>$html);
}