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authorR. David Murray <rdmurray@bitdance.com>2010-12-28 18:56:33 (GMT)
committerR. David Murray <rdmurray@bitdance.com>2010-12-28 18:56:33 (GMT)
commitdaa7ba038b9556ff0adabb2ab10c092c73b20243 (patch)
treee8126330fd2af01df0d7b81aca41e9c41052429d
parent6c85838489d4627d0f8292c3a3aead3519d4765c (diff)
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Merged revisions 87550 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r87550 | r.david.murray | 2010-12-28 13:54:13 -0500 (Tue, 28 Dec 2010) | 8 lines #9824: encode , and ; in cookie values so that browsers don't split on them There is a small chance of backward incompatibility here, but only for non-SimpleCookie applications reading SimpleCookie generated cookies. Even then, any such ap is likely to be handling escaped values already, and it would take a fairly perverse implementation of unescaping to fail to unescape these newly escaped chars, so the risk seems minimal. ........
-rw-r--r--Lib/http/cookies.py5
-rw-r--r--Lib/test/test_http_cookies.py8
-rw-r--r--Misc/NEWS3
3 files changed, 16 insertions, 0 deletions
diff --git a/Lib/http/cookies.py b/Lib/http/cookies.py
index e584396..0d9e6d0 100644
--- a/Lib/http/cookies.py
+++ b/Lib/http/cookies.py
@@ -178,6 +178,11 @@ _Translator = {
'\033' : '\\033', '\034' : '\\034', '\035' : '\\035',
'\036' : '\\036', '\037' : '\\037',
+ # Because of the way browsers really handle cookies (as opposed
+ # to what the RFC says) we also encode , and ;
+
+ ',' : '\\054', ';' : '\\073',
+
'"' : '\\"', '\\' : '\\\\',
'\177' : '\\177', '\200' : '\\200', '\201' : '\\201',
diff --git a/Lib/test/test_http_cookies.py b/Lib/test/test_http_cookies.py
index 99133f7..cc225cd 100644
--- a/Lib/test/test_http_cookies.py
+++ b/Lib/test/test_http_cookies.py
@@ -65,6 +65,14 @@ class CookieTests(unittest.TestCase):
</script>
""")
+ def test_extended_encode(self):
+ # Issue 9824: some browsers don't follow the standard; we now
+ # encode , and ; to keep them from tripping up.
+ C = cookies.SimpleCookie()
+ C['val'] = "some,funky;stuff"
+ self.assertEqual(C.output(['val']),
+ 'Set-Cookie: val="some\\054funky\\073stuff"')
+
def test_special_attrs(self):
# 'expires'
C = cookies.SimpleCookie('Customer="WILE_E_COYOTE"')
diff --git a/Misc/NEWS b/Misc/NEWS
index d0dd3a1..77d7769 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -24,6 +24,9 @@ Core and Builtins
Library
-------
+- Issue 9824: SimpleCookie now encodes , and ; in values to cater to how
+ browsers actually parse cookies.
+
- Issue #5258/#10642: if site.py encounters a .pth file that generates an error,
it now prints the filename, line number, and traceback to stderr and skips
the rest of that individual file, instead of stopping processing entirely.