do not use regexps in get_self_url_prefix()

diff --git a/include/functions.php b/include/functions.php
index 95881dd9e10a7d957868903c7d72d787c96b8a15..53aaa92b33155c390d2660429c1d8762c4d618ef 100644 (file)
--- a/include/functions.php
+++ b/include/functions.php
@@ -3405,9 +3405,12 @@
                return $tag;
        }
 
-       // we need to placate idiots who don't know any better
        function get_self_url_prefix() {
-               return preg_replace("/\/$/", "", SELF_URL_PATH);
+               if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
+                       return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
+               } else {
+                       return SELF_URL_PATH;
+               }
        }
 
        function opml_publish_url($link){