commit 84ee3103a3d0fd5a56a8d33ddacacafe858d0e1c
author R. David Murray <rdmurray@bitdance.com> Wed Apr 14 19:05:38 2010 +0000
committer R. David Murray <rdmurray@bitdance.com> Wed Apr 14 19:05:38 2010 +0000
tree bd718dcc935222f8a8e0e740ea4ba437a3fb7712
parent 6f353a04a3b94ab8ef22feb32adb70811febc9be

Merged revisions 80078 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

................
  r80078 | r.david.murray | 2010-04-14 14:59:18 -0400 (Wed, 14 Apr 2010) | 9 lines

  Merged revisions 80062 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r80062 | r.david.murray | 2010-04-13 16:57:40 -0400 (Tue, 13 Apr 2010) | 2 lines

    Issue #5277: Fix quote counting when parsing RFC 2231 encoded parameters.
  ........
................

Lib/email/message.py

diff --git a/Lib/email/message.py b/Lib/email/message.py
index d89e37e..d09ab8f 100644
--- a/Lib/email/message.py
+++ b/Lib/email/message.py
@@ -63,7 +63,7 @@
     while s[:1] == ';':
         s = s[1:]
         end = s.find(';')
-        while end > 0 and s.count('"', 0, end) % 2:
+        while end > 0 and (s.count('"', 0, end) - s.count('\\"', 0, end)) % 2:
             end = s.find(';', end + 1)
         if end < 0:
             end = len(s)

Lib/email/test/test_email.py

diff --git a/Lib/email/test/test_email.py b/Lib/email/test/test_email.py
index 27ddc7c..2ce2e8c 100644
--- a/Lib/email/test/test_email.py
+++ b/Lib/email/test/test_email.py
@@ -318,6 +318,14 @@
         self.assertEqual(msg.get_param('name', unquote=False),
                          '"Jim&&Jill"')
 
+    def test_get_param_with_quotes(self):
+        msg = email.message_from_string(
+            'Content-Type: foo; bar*0="baz\\"foobar"; bar*1="\\"baz"')
+        self.assertEqual(msg.get_param('bar'), 'baz"foobar"baz')
+        msg = email.message_from_string(
+            "Content-Type: foo; bar*0=\"baz\\\"foobar\"; bar*1=\"\\\"baz\"")
+        self.assertEqual(msg.get_param('bar'), 'baz"foobar"baz')
+
     def test_field_containment(self):
         unless = self.assertTrue
         msg = email.message_from_string('Header: exists')