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-rw-r--r--lib/util.php6
1 files changed, 2 insertions, 4 deletions
diff --git a/lib/util.php b/lib/util.php
index 73410e289..b17a44bd8 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -581,10 +581,8 @@ function common_shorten_link($url, $reverse = false)
function common_xml_safe_str($str)
{
- $xmlStr = htmlentities(iconv('UTF-8', 'UTF-8//IGNORE', $str), ENT_NOQUOTES, 'UTF-8');
-
- // Replace control, formatting, and surrogate characters with '*', ala Twitter
- return preg_replace('/[\p{Cc}\p{Cf}\p{Cs}]/u', '*', $str);
+ // Neutralize control codes and surrogates
+ return preg_replace('/[\p{Cc}\p{Cs}]/u', '*', $str);
}
function common_tag_link($tag)