* public static function function_name( $text, $originalCharset );
*
*
* where:
* - $text = string to convert to UTF-8
* - $originalCharset = in what charset is $text
*
* Example:
*
* // specify another function for character set conversion
* ezcMailCharsetConverter::setConvertMethod( array( 'myConverter', 'convertToUTF8IconvIgnore' ) );
*
* // ...code for mail parsing...
*
*
* where myConverter is (along with some other examples of charset conversion
* functions which can be used):
*
* class myConverter
* {
* public static function convertToUTF8IconvIgnore( $text, $originalCharset )
* {
* if ( $originalCharset === 'unknown-8bit' || $originalCharset === 'x-user-defined' )
* {
* $originalCharset = "latin1";
* }
* return iconv( $originalCharset, 'utf-8//IGNORE', $text );
* }
*
* public static function convertToUTF8IconvTranslit( $text, $originalCharset )
* {
* if ( $originalCharset === 'unknown-8bit' || $originalCharset === 'x-user-defined' )
* {
* $originalCharset = "latin1";
* }
* return iconv( $originalCharset, 'utf-8//TRANSLIT', $text );
* }
*
* public static function convertToUTF8Mbstring( $text, $originalCharset )
* {
* return mb_convert_encoding( $text, "UTF-8", $originalCharset );
* }
* }
*
*
* Developers can choose to use the error suppresion operator ('@') in front of
* the iconv() calls in the above examples, in order to ignore the notices thrown
* when processing broken text (issue #8369).
*
* @package Mail
* @version 1.7rc1
*/
class ezcMailCharsetConverter
{
/**
* Callback function to use for character set conversion to UTF8.
*
* @var callback
*/
private static $method = array( __CLASS__, 'convertToUTF8Iconv' );
/**
* Sets the callback function used for character set conversion to UTF-8.
*
* Call this method before doing mail parsing if you need a special way
* of converting the character set to UTF-8.
*
* @param callback $method
*/
public static function setConvertMethod( $method )
{
self::$method = $method;
}
/**
* Converts the $text with the charset $originalCharset to UTF-8.
*
* It calls the function specified by using the static method
* setConvertMethod(). By default it calls convertToUTF8Iconv() defined
* in this class.
*
* @param string $text
* @param string $originalCharset
* @return string
*/
public static function convertToUTF8( $text, $originalCharset )
{
return call_user_func( self::$method, $text, $originalCharset );
}
/**
* Converts the $text with the charset $originalCharset to UTF-8.
*
* In case $originalCharset is 'unknown-8bit' or 'x-user-defined' then
* it is assumed to be 'latin1' (ISO-8859-1).
*
* @param string $text
* @param string $originalCharset
* @return string
*/
public static function convertToUTF8Iconv( $text, $originalCharset )
{
if ( $originalCharset === 'unknown-8bit' || $originalCharset === 'x-user-defined' )
{
$originalCharset = "latin1";
}
return iconv( $originalCharset, 'utf-8', $text );
}
}
?>