provide separate 'normalizeName()' method

git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@3925 fd906abe-77d9-0310-91a1-e0d9ade77398

common.py

@@ -224,6 +224,13 @@ class NameChooser(BaseNameChooser):
         return self.normalizeName(title)
 
     def normalizeName(self, baseName):
+        return normalizeName(baseName)
+
+
+def normalizeName(baseName):
+    specialCharacters = {
+        '\xc4': 'Ae', '\xe4': 'ae', '\xd6': 'Oe', '\xf6': 'oe',
+        '\xdc': 'Ue', '\xfc': 'ue', '\xdf': 'ss'}
     result = []
     for c in baseName:
         try:
@@ -235,9 +242,9 @@ class NameChooser(BaseNameChooser):
             # separator and special characters to keep
             result.append(c)
             continue
-            if c in self.specialCharacters:
+        if c in specialCharacters:
             # transform umlauts and other special characters
-                result.append(self.specialCharacters[c].lower())
+            result.append(specialCharacters[c].lower())
             continue
         if ord(c) > 127:
             # map to ASCII characters
@@ -253,10 +260,6 @@ class NameChooser(BaseNameChooser):
     name = unicode(''.join(result))
     return name
 
-    specialCharacters = {
-        '\xc4': 'Ae', '\xe4': 'ae', '\xd6': 'Oe', '\xf6': 'oe',
-        '\xdc': 'Ue', '\xfc': 'ue', '\xdf': 'ss'}
-
 
 # virtual attributes/properties