val_date_ex.php

См. документацию.

<?php
 
IncludeModuleLangFile(__FILE__);
 
class CFormValidatorDateEx
{
    public static function GetDescription()
    {
        return array(
            "NAME" => "date_ext", // unique validator string ID
            "DESCRIPTION" => GetMessage('FORM_VALIDATOR_VAL_DATE_EX_DESCRIPTION'), // validator description
            "TYPES" => array("date"), //  list of types validator can be applied.
            "SETTINGS" => array("CFormValidatorDateEx", "GetSettings"), // method returning array of validator settings, optional
            "CONVERT_TO_DB" => array("CFormValidatorDateEx", "ToDB"), // method, processing validator settings to string to put to db, optional
            "CONVERT_FROM_DB" => array("CFormValidatorDateEx", "FromDB"), // method, processing validator settings from string from db, optional
            "HANDLER" => array("CFormValidatorDateEx", "DoValidate") // main validation method
        );
    }
 
    public static function GetSettings()
    {
        return array(
            "DATE_FROM" => array(
                "TITLE" => GetMessage("FORM_VALIDATOR_VAL_DATE_EX_SETTINGS_DATE_FROM")." (".FORMAT_DATE.")",
                "TYPE" => "DATE",
                "DEFAULT" => ConvertTimeStamp(time()-365*86400),
            ),
 
            "DATE_TO" => array(
                "TITLE" => GetMessage("FORM_VALIDATOR_VAL_DATE_EX_SETTINGS_DATE_TO")." (".FORMAT_DATE.")",
                "TYPE" => "DATE",
                "DEFAULT" => ConvertTimeStamp(time()+365*86400),
            ),
        );
    }
 
    public static function ToDB($arParams)
    {
        if ($arParams["DATE_FROM"] <> '') $arParams["DATE_FROM"] = MakeTimeStamp($arParams["DATE_FROM"]);
        if ($arParams["DATE_TO"] <> '') $arParams["DATE_TO"] = MakeTimeStamp($arParams["DATE_TO"]);
 
        if ($arParams["DATE_FROM"] > $arParams["DATE_TO"] && $arParams["DATE_TO"] <> '')
        {
            $tmp = $arParams["DATE_FROM"];
            $arParams["DATE_FROM"] = $arParams["DATE_TO"];
            $arParams["DATE_TO"] = $tmp;
        }
 
        return serialize($arParams);
    }
 
    public static function FromDB($strParams)
    {
        $arParams = unserialize($strParams, ['allowed_classes' => false]);
        if ($arParams["DATE_FROM"] <> '') $arParams["DATE_FROM"] = ConvertTimeStamp($arParams["DATE_FROM"], "SHORT");
        if ($arParams["DATE_TO"] <> '') $arParams["DATE_TO"] = ConvertTimeStamp($arParams["DATE_TO"], "SHORT");
 
        return $arParams;
    }
 
    public static function DoValidate($arParams, $arQuestion, $arAnswers, $arValues)
    {
        global $APPLICATION;
 
        foreach ($arValues as $value)
        {
            // check minimum date
            if ($arParams["DATE_FROM"] <> '' && MakeTimeStamp($value) < MakeTimeStamp($arParams["DATE_FROM"]))
            {
                $APPLICATION->ThrowException(GetMessage("FORM_VALIDATOR_VAL_DATE_EX_ERROR_LESS"));
                return false;
            }
 
            // check maximum date
            if ($arParams["DATE_TO"] <> '' && MakeTimeStamp($value) > MakeTimeStamp($arParams["DATE_TO"]))
            {
                $APPLICATION->ThrowException(GetMessage("FORM_VALIDATOR_VAL_DATE_EX_ERROR_MORE"));
                return false;
            }
        }
 
        return true;
    }
}
 
AddEventHandler("form", "onFormValidatorBuildList", array("CFormValidatorDateEx", "GetDescription"));