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Only kill control and surrogates, leave UTF-8 formatting chars alone.

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Zach Copley
2009-04-03 13:19:33 -07:00
parent b4c273113c
commit ab2946047c
1 changed files with 2 additions and 4 deletions
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6
lib/util.php
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@@ -581,10 +581,8 @@ function common_shorten_link($url, $reverse = false)
function common_xml_safe_str($str) function common_xml_safe_str($str)
{ {
$xmlStr = htmlentities(iconv('UTF-8', 'UTF-8//IGNORE', $str), ENT_NOQUOTES, 'UTF-8'); // Neutralize control codes and surrogates
return preg_replace('/[\p{Cc}\p{Cs}]/u', '*', $str);
// Replace control, formatting, and surrogate characters with '*', ala Twitter
return preg_replace('/[\p{Cc}\p{Cf}\p{Cs}]/u', '*', $str);
} }
function common_tag_link($tag) function common_tag_link($tag)