<?php
+
/**
* iso-8859-7 encoding functions
*
* takes a string of unicode entities and converts it to a iso-8859-7 encoded string
* Unsupported characters are replaced with ?.
*
+ * @copyright 2004-2018 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id$
- * @copyright Copyright © SquirrelMail Development Team, 2004
* @package squirrelmail
* @subpackage encode
*/
// don't run encoding function, if there is no encoded characters
if (! preg_match("'&#[0-9]+;'",$string) ) return $string;
- $string=preg_replace("/&#([0-9]+);/e","unicodetoiso88597('\\1')",$string);
- // $string=preg_replace("/&#[xX]([0-9A-F]+);/e","unicodetoiso88597(hexdec('\\1'))",$string);
-
+ $string=preg_replace_callback("/&#([0-9]+);/",'unicodetoiso88597',$string);
+
return $string;
}
/**
* Return iso-8859-7 symbol when unicode character number is provided
- *
- * This function is used internally by charset_encode_iso_8859_7
- * function. It might be unavailable to other squirrelmail functions.
- * Don't use it or make sure, that functions/encode/iso_8859_7.php is
- * included.
*
- * @param int $var decimal unicode value
+ * This function is used internally by charset_encode_iso_8859_7
+ * function. It might be unavailable to other SquirrelMail functions.
+ * Don't use it or make sure, that functions/encode/iso_8859_7.php is
+ * included.
+ *
+ * @param array $matches array with first element a decimal unicode value
* @return string iso-8859-7 character
*/
-function unicodetoiso88597($var) {
+function unicodetoiso88597($matches) {
+ $var = $matches[1];
$iso88597chars=array('160' => "\xA0",
'163' => "\xA3",
}
return $ret;
}
-?>
\ No newline at end of file