<?php

class CCloudUtil
{
	/**
	 * @param string $str
	 * @param string $charset
	 * @return string
	*/
	public static function URLEncode($str, $charset, $file_name = false)
	{
		$strEncodedURL = '';

		if ($file_name)
		{
			$arUrlComponents = preg_split('#(://|/)#', $str, -1, PREG_SPLIT_DELIM_CAPTURE);
		}
		else
		{
			$arUrlComponents = preg_split('#(://|/|\\?|=|&)#', $str, -1, PREG_SPLIT_DELIM_CAPTURE);
		}

		foreach ($arUrlComponents as $i => $part_of_url)
		{
			if ((intval($i) % 2) == 1)
			{
				$strEncodedURL .= (string)$part_of_url;
			}
			elseif (defined('BX_CLOUD_OLD_URL_ENCODE') && constant('BX_CLOUD_OLD_URL_ENCODE') === true)
			{
				$strEncodedURL .= rawurlencode(\Bitrix\Main\Text\Encoding::convertEncoding(rawurldecode((string)$part_of_url), LANG_CHARSET, $charset));
			}
			else
			{
				$strEncodedURL .= rawurlencode(\Bitrix\Main\Text\Encoding::convertEncoding((string)$part_of_url, LANG_CHARSET, $charset));
			}
		}

		return $strEncodedURL;
	}

	/**
	 * @param string $str
	 * @return \Bitrix\Main\Type\DateTime
	*/
	public static function gmtTimeToDateTime($str)
	{
		$timestamp = strtotime($str . 'Z');
		$datetime = \Bitrix\Main\Type\DateTime::createFromTimestamp($timestamp);
		return $datetime;
	}
}