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Add polyfills for mbstring functions used by third-party libraries

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This commit is contained in:
Kijin Sung 2016-01-18 21:33:20 +09:00
parent 0a40cd084e
commit 4061fab8a3
1 changed files with 160 additions and 17 deletions
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177
common/legacy.php
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@ -6,23 +6,6 @@
* Copyright (c) NAVER <http://www.navercorp.com>
*/
// define an empty function to avoid errors when iconv function doesn't exist
if(!function_exists('iconv'))
{
function iconv($in_charset, $out_charset, $str)
{
if(function_exists('mb_convert_encoding'))
{
$out_charset = preg_replace('#//.+$#', '', $out_charset);
return mb_convert_encoding($str, $out_charset, $in_charset);
}
else
{
return $str;
}
}
}
/**
* Time zone
* @var array
@ -1533,6 +1516,166 @@ function changeValueInUrl($key, $requestKey, $dbKey, $urlName = 'success_return_
}
}
/**
* Polyfill for iconv()
*/
if(!function_exists('iconv'))
{
function iconv($in_charset, $out_charset, $str)
{
if(function_exists('mb_convert_encoding'))
{
$out_charset = preg_replace('#//.+$#', '', $out_charset);
return mb_convert_encoding($str, $out_charset, $in_charset);
}
else
{
return $str;
}
}
}
/**
* Polyfill for iconv_strlen()
*/
if(!function_exists('iconv_strlen'))
{
function iconv_strlen($str, $charset = null)
{
if(function_exists('mb_strlen'))
{
return mb_strlen($str, $charset);
}
else
{
return strlen($str);
}
}
}
/**
* Polyfill for iconv_strpos()
*/
if(!function_exists('iconv_strpos'))
{
function iconv_strpos($haystack, $needle, $offset, $charset = null)
{
if(function_exists('mb_strpos'))
{
return mb_strpos($haystack, $needle, $offset, $charset);
}
else
{
return strpos($haystack, $needle, $offset);
}
}
}
/**
* Polyfill for iconv_substr()
*/
if(!function_exists('iconv_substr'))
{
function iconv_substr($str, $offset, $length = null, $charset = null)
{
if(function_exists('mb_substr'))
{
return mb_substr($str, $offset, $length, $charset);
}
else
{
return $length ? substr($str, $offset, $length) : substr($str, $offset);
}
}
}
/**
* Polyfill for mb_strlen()
*/
if(!function_exists('mb_strlen'))
{
function mb_strlen($str, $charset = null)
{
if(function_exists('iconv_strlen'))
{
return iconv_strlen($str, $charset);
}
else
{
return strlen($str);
}
}
}
/**
* Polyfill for mb_strpos()
*/
if(!function_exists('mb_strpos'))
{
function mb_strpos($haystack, $needle, $offset, $charset = null)
{
if(function_exists('iconv_strpos'))
{
return iconv_strpos($haystack, $needle, $offset, $charset);
}
else
{
return strpos($haystack, $needle, $offset);
}
}
}
/**
* Polyfill for mb_substr()
*/
if(!function_exists('mb_substr'))
{
function mb_substr($str, $offset, $length = null, $charset = null)
{
if(function_exists('iconv_substr'))
{
return iconv_substr($str, $offset, $length, $charset);
}
else
{
return $length ? substr($str, $offset, $length) : substr($str, $offset);
}
}
}
/**
* Polyfill for mb_substr_count()
*/
if(!function_exists('mb_substr_count'))
{
function mb_substr_count($haystack, $needle, $charset = null)
{
return substr_count($haystack, $needle);
}
}
/**
* Polyfill for mb_strtoupper()
*/
if(!function_exists('mb_strtoupper'))
{
function mb_strtoupper($str, $charset = null)
{
return strtoupper($str);
}
}
/**
* Polyfill for mb_strtolower()
*/
if(!function_exists('mb_strtolower'))
{
function mb_strtolower($str, $charset = null)
{
return strtolower($str);
}
}
/**
* Print raw html header
*