reborking how shares are shown in manager

code/utils/utils.py

@@ -46,3 +46,13 @@ def get_or_none(key,d,none = None):
         return d[key]
     else:
         return none
+
+def safe_name(s):
+    return safe_string(s, "-_")
+
+def safe_path(s):
+    return safe_string(s, "-_/")
+
+def safe_string(s, valid):
+    """ return a safe string, replace non alnum characters with _ . all characters in valid are considered valid. """
+    return "".join([c if c.isalnum() or c in valid else "_" for c in s])