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82 lines
2.2 KiB
82 lines
2.2 KiB
<?php
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/**
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* li₃: the most RAD framework for PHP (http://li3.me)
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*
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* Copyright 2012, Union of RAD. All rights reserved. This source
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* code is distributed under the terms of the BSD 3-Clause License.
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* The full license text can be found in the LICENSE.txt file.
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*/
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namespace lithium\g11n\multibyte\adapter;
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/**
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* The `Mbstring` class is an adapter which uses certain string functions from
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* `ext/mbstring`. You will need to have the extension installed to use this adapter.
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*
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* No known limitations affecting used functionality. Silently strips
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* out badly formed UTF-8 sequences.
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*
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* @link http://php.net/book.mbstring.php
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*/
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class Mbstring extends \lithium\core\ObjectDeprecated {
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/**
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* Determines if this adapter is enabled by checking if the `mbstring` extension is loaded.
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*
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* @return boolean Returns `true` if enabled, otherwise `false`.
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*/
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public static function enabled() {
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return extension_loaded('mbstring');
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}
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/**
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* Here used as a multibyte enabled equivalent of `strlen()`.
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*
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* @link http://php.net/function.mb-strlen.php
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* @param string $string
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* @return integer
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*/
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public function strlen($string) {
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return mb_strlen($string, 'UTF-8');
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}
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/**
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* Here used as a multibyte enabled equivalent of `strpos()`.
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*
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* @link http://php.net/function.mb-strpos.php
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* @param string $haystack
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* @param string $needle
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* @param integer $offset
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* @return integer|boolean
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*/
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public function strpos($haystack, $needle, $offset) {
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return mb_strpos($haystack, $needle, $offset, 'UTF-8');
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}
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/**
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* Here used as a multibyte enabled equivalent of `strrpos()`.
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*
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* @link http://php.net/function.mb-strpos.php
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* @param string $haystack
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* @param string $needle
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* @return integer|boolean
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*/
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public function strrpos($haystack, $needle) {
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return mb_strrpos($haystack, $needle, 0, 'UTF-8');
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}
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/**
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* Here used as a multibyte enabled equivalent of `substr()`.
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*
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* @link http://php.net/function.mb-substr.php
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* @param string $string
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* @param integer $start
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* @param integer $length
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* @return string|boolean
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*/
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public function substr($string, $start, $length) {
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return mb_substr($string, $start, $length, 'UTF-8');
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}
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}
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?>
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