/**
* @param string $sUtfString
* @param string $sReplaceOn = ''
*
* @return string
*/
public static function Utf8Clear($sUtfString, $sReplaceOn = '')
{
if ('' === $sUtfString) {
return $sUtfString;
}
$sUtfString = \preg_replace(\MailSo\Base\Utils::$sValidUtf8Regexp, '$1', $sUtfString);
$sUtfString = \preg_replace('/\\xE0[\\x80-\\x9F][\\x80-\\xBF]' . '|\\xEF\\xBF\\xBF' . '|\\xED[\\xA0-\\xBF][\\x80-\\xBF]/S', $sReplaceOn, $sUtfString);
$sUtfString = \preg_replace('/\\xEF\\xBF\\xBD/', '?', $sUtfString);
$sNewUtfString = false;
if (false === $sNewUtfString && \MailSo\Base\Utils::IsMbStringSupported()) {
$sNewUtfString = \MailSo\Base\Utils::MbConvertEncoding($sUtfString, 'UTF-8', 'UTF-8');
}
if (false === $sNewUtfString && \MailSo\Base\Utils::IsIconvSupported()) {
$sNewUtfString = \MailSo\Base\Utils::IconvConvertEncoding($sUtfString, 'UTF-8', 'UTF-8');
}
if (false !== $sNewUtfString) {
$sUtfString = $sNewUtfString;
}
return $sUtfString;
}
/**
* @param string $sUtfString
* @param string $sReplaceOn = ''
*
* @return string
*/
public static function Utf8Clear($sUtfString, $sReplaceOn = '')
{
if ('' === $sUtfString) {
return $sUtfString;
}
$sUtfString = \preg_replace('/[\\x00-\\x08\\x10\\x0B\\x0C\\x0E-\\x1F\\x7F]' . '|[\\x00-\\x7F][\\x80-\\xBF]+' . '|([\\xC0\\xC1]|[\\xF0-\\xFF])[\\x80-\\xBF]*' . '|[\\xC2-\\xDF]((?![\\x80-\\xBF])|[\\x80-\\xBF]{2,})' . '|[\\xE0-\\xEF](([\\x80-\\xBF](?![\\x80-\\xBF]))|(?![\\x80-\\xBF]{2})|[\\x80-\\xBF]{3,})/S', $sReplaceOn, $sUtfString);
$sUtfString = \preg_replace('/\\xE0[\\x80-\\x9F][\\x80-\\xBF]' . '|\\xEF\\xBF\\xBF' . '|\\xED[\\xA0-\\xBF][\\x80-\\xBF]/S', $sReplaceOn, $sUtfString);
$sUtfString = \preg_replace('/\\xEF\\xBF\\xBD/', '?', $sUtfString);
$sNewUtfString = false;
if (\MailSo\Base\Utils::IsIconvSupported()) {
$sNewUtfString = \MailSo\Base\Utils::IconvConvertEncoding($sUtfString, 'UTF-8', 'UTF-8');
} else {
if (\MailSo\Base\Utils::IsMbStringSupported()) {
$sNewUtfString = \MailSo\Base\Utils::MbConvertEncoding($sUtfString, 'UTF-8', 'UTF-8');
}
}
if (false !== $sNewUtfString) {
$sUtfString = $sNewUtfString;
}
return $sUtfString;
}
