X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/python-afs.git/blobdiff_plain/137d9e9aa87890dbd343383f636652374dbd72db..41165a6d2c880400afc4b04700d05bd3fa537a42:/afs/acl.py

diff --git a/afs/acl.py b/afs/acl.py
index 1fb1dac..a5293bd 100644
--- a/afs/acl.py
+++ b/afs/acl.py
@@ -5,18 +5,20 @@ from _acl import getCallerAccess
 
 _canonical = {
     "read": "rl",
-    "write": "rwlidwk",
-    "all": "rwlidwka",
+    "write": "rlidwk",
+    "all": "rlidwka",
     "mail": "lik",
     "none": "",
 }
 
+_reverseCanonical = dict((y, x) for (x, y) in _canonical.iteritems())
+
 _charBitAssoc = [
     ('r', READ),
-    ('w', WRITE),
-    ('i', INSERT),
     ('l', LOOKUP),
+    ('i', INSERT),
     ('d', DELETE),
+    ('w', WRITE),
     ('k', LOCK),
     ('a', ADMINISTER),
     ('A', USR0),
@@ -32,6 +34,13 @@ _charBitAssoc = [
 _char2bit = dict(_charBitAssoc)
 
 
+def rightsToEnglish(s):
+    """Turns a rlwidwka string into a canonical name if possible"""
+    if s in _reverseCanonical:
+        return _reverseCanonical[s]
+    else:
+        return ''
+
 def readRights(s):
     """Canonicalizes string rights to bitmask"""
     if s in _canonical: s = _canonical[s]