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<?php
namespace SMW\Utils;
/**
* @license GNU GPL v2+
* @since 3.0
*
* @author mwjames
*/
class Normalizer {
/**
* @since 3.0
*
* @param string $text
*
* @return string
*/
public static function toLowercase( $text ) {
return mb_strtolower( $text, mb_detect_encoding( $text ) );
}
/**
* @since 3.0
*
* @param string $text
* @param integer|null $length
*
* @return string
*/
public static function reduceLengthTo( $text, $length = null ) {
if ( $length === null || mb_strlen( $text ) <= $length ) {
return $text;
}
$encoding = mb_detect_encoding( $text );
$lastWholeWordPosition = $length;
if ( strpos( $text, ' ' ) !== false ) {
$lastWholeWordPosition = strrpos( mb_substr( $text, 0, $length, $encoding ), ' ' ); // last whole word
}
if ( $lastWholeWordPosition > 0 ) {
$length = $lastWholeWordPosition;
}
return mb_substr( $text, 0, $length, $encoding );
}
}
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