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<?php
IncludeModuleLangFile(__FILE__);
class CFormValidatorTextLen
{
public static function GetDescription()
{
return array(
"NAME" => "text_len", // unique validator string ID
"DESCRIPTION" => GetMessage('FORM_VALIDATOR_VAL_TEXT_LEN_DESCRIPTION'), // validator description
"TYPES" => array("text", "textarea", "password", "email", "url"), // list of types validator can be applied.
"SETTINGS" => array("CFormValidatorTextLen", "GetSettings"), // method returning array of validator settings, optional
"CONVERT_TO_DB" => array("CFormValidatorTextLen", "ToDB"), // method, processing validator settings to string to put to db, optional
"CONVERT_FROM_DB" => array("CFormValidatorTextLen", "FromDB"), // method, processing validator settings from string from db, optional
"HANDLER" => array("CFormValidatorTextLen", "DoValidate") // main validation method
);
}
public static function GetSettings()
{
return array(
"LENGTH_FROM" => array(
"TITLE" => GetMessage("FORM_VALIDATOR_VAL_TEXT_LEN_SETTINGS_LENGTH_FROM"),
"TYPE" => "TEXT",
"DEFAULT" => "0",
),
"LENGTH_TO" => array(
"TITLE" => GetMessage("FORM_VALIDATOR_VAL_TEXT_LEN_SETTINGS_LENGTH_TO"),
"TYPE" => "TEXT",
"DEFAULT" => "100",
),
);
}
public static function ToDB($arParams)
{
$arParams["LENGTH_FROM"] = intval($arParams["LENGTH_FROM"]);
$arParams["LENGTH_TO"] = intval($arParams["LENGTH_TO"]);
if ($arParams["LENGTH_FROM"] > $arParams["LENGTH_TO"])
{
$tmp = $arParams["LENGTH_FROM"];
$arParams["LENGTH_FROM"] = $arParams["LENGTH_TO"];
$arParams["LENGTH_TO"] = $tmp;
}
return serialize($arParams);
}
public static function FromDB($strParams)
{
return unserialize($strParams, ['allowed_classes' => false]);
}
public static function DoValidate($arParams, $arQuestion, $arAnswers, $arValues)
{
global $APPLICATION;
foreach ($arValues as $value)
{
// check minimum length
if (mb_strlen($value) < $arParams["LENGTH_FROM"])
{
$APPLICATION->ThrowException(GetMessage("FORM_VALIDATOR_VAL_TEXT_LEN_ERROR_LESS"));
return false;
}
// check maximum length
if (mb_strlen($value) > $arParams["LENGTH_TO"])
{
$APPLICATION->ThrowException(GetMessage("FORM_VALIDATOR_VAL_TEXT_LEN_ERROR_MORE"));
return false;
}
}
return true;
}
}
AddEventHandler("form", "onFormValidatorBuildList", array("CFormValidatorTextLen", "GetDescription"));