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-rw-r--r--mod/search/views/default/search/search_box.php7
1 files changed, 6 insertions, 1 deletions
diff --git a/mod/search/views/default/search/search_box.php b/mod/search/views/default/search/search_box.php
index 9440dd1de..87d59519c 100644
--- a/mod/search/views/default/search/search_box.php
+++ b/mod/search/views/default/search/search_box.php
@@ -24,7 +24,12 @@ $value = stripslashes($value);
// @todo - create function for sanitization of strings for display in 1.8
// encode <,>,&, quotes and characters above 127
-$display_query = mb_convert_encoding($value, 'HTML-ENTITIES', 'UTF-8');
+if (function_exists('mb_convert_encoding')) {
+ $display_query = mb_convert_encoding($value, 'HTML-ENTITIES', 'UTF-8');
+} else {
+ // if no mbstring extension, we just strip characters
+ $display_query = preg_replace("/[^\x01-\x7F]/", "", $value);
+}
$display_query = htmlspecialchars($display_query, ENT_QUOTES, 'UTF-8', false);