Ticket #10797: 10797.patch

wp-includes/formatting.php

@@ -807 +807 @@
 }
 
 /**
- * Sanitizes title, replacing whitespace with dashes.
+ * Sanitizes title, replacing whitespace and a few other characters with dashes.
  *
  * Limits the output to alphanumeric characters, underscore (_) and dash (-).
  * Whitespace becomes a dash.
@@ -836 +836 @@
         $title = strtolower($title);
         $title = preg_replace('/&.+?;/', '', $title); // kill entities
         $title = str_replace('.', '-', $title);
+
+        // ndash and mdash
+        $title = str_replace( array( '%e2%80%93', '%e2%80%94' ), '-', $title );
+        // curly quotes and hellip
+        $title = str_replace( array( '%e2%80%9c', '%e2%80%9d', '%e2%80%98', '%e2%80%99', '%e2%80%a6' ), '', $title );
+
         $title = preg_replace('/[^%a-z0-9 _-]/', '', $title);
         $title = preg_replace('/\s+/', '-', $title);
         $title = preg_replace('|-+|', '-', $title);