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<?php
/**
* @brief Conversion module
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package IPS Tools
* @since 4 Sept 2013
*/
namespace IPSUtf8\Text\Module;
/**
* Native MB Conversion class
*/
class Mb extends \IPSUtf8\Text\Charset
{
/**
* Converts a text string from its current charset to a destination charset using mb_convert_encoding. If mb* functions are not available, logs an error to self::$errors.
*
* @param string Text string
* @param string Text string char set (original)
* @param string Desired character set (destination)
* @return @e string
*/
public function convert( $string, $from, $to='UTF-8' )
{
if ( static::needsConverting( $string, $from, $to ) === false )
{
return $string;
}
if ( \function_exists( 'mb_convert_encoding' ) )
{
$encodings = array_map( 'strtolower', mb_list_encodings() );
if( \in_array( strtolower( $to ), $encodings ) AND \in_array( strtolower( $from ), $encodings ) )
{
$text = mb_convert_encoding( $string, $to, $from );
}
else
{
static::$errors[] = "NO_MB_FUNCTION";
}
}
else
{
static::$errors[] = "NO_MB_FUNCTION";
}
return $text ? $text : $string;
}
}