[Python-checkins] cpython (3.2): #15249: Mangle From lines correctly when body contains invalid bytes.
r.david.murray
python-checkins at python.org
Fri Aug 24 17:31:41 CEST 2012
http://hg.python.org/cpython/rev/119c645f310e
changeset: 78731:119c645f310e
branch: 3.2
parent: 78724:081507b4ae40
user: R David Murray <rdmurray at bitdance.com>
date: Fri Aug 24 11:14:13 2012 -0400
summary:
#15249: Mangle From lines correctly when body contains invalid bytes.
Fix by Colin Su. Test by me, based on a test written by Petri Lehtinen.
files:
Lib/email/generator.py | 2 ++
Lib/email/test/test_email.py | 16 +++++++++++++++-
Misc/ACKS | 1 +
Misc/NEWS | 3 +++
4 files changed, 21 insertions(+), 1 deletions(-)
diff --git a/Lib/email/generator.py b/Lib/email/generator.py
--- a/Lib/email/generator.py
+++ b/Lib/email/generator.py
@@ -391,6 +391,8 @@
if msg._payload is None:
return
if _has_surrogates(msg._payload):
+ if self._mangle_from_:
+ msg._payload = fcre.sub(">From ", msg._payload)
self.write(msg._payload)
else:
super(BytesGenerator,self)._handle_text(msg)
diff --git a/Lib/email/test/test_email.py b/Lib/email/test/test_email.py
--- a/Lib/email/test/test_email.py
+++ b/Lib/email/test/test_email.py
@@ -20,7 +20,7 @@
from email.charset import Charset
from email.header import Header, decode_header, make_header
from email.parser import Parser, HeaderParser
-from email.generator import Generator, DecodedGenerator
+from email.generator import Generator, DecodedGenerator, BytesGenerator
from email.message import Message
from email.mime.application import MIMEApplication
from email.mime.audio import MIMEAudio
@@ -1298,6 +1298,20 @@
self.assertEqual(len([1 for x in s.getvalue().split('\n')
if x.startswith('>From ')]), 2)
+ def test_mangled_from_with_bad_bytes(self):
+ source = textwrap.dedent("""\
+ Content-Type: text/plain; charset="utf-8"
+ MIME-Version: 1.0
+ Content-Transfer-Encoding: 8bit
+ From: aaa at bbb.org
+
+ """).encode('utf-8')
+ msg = email.message_from_bytes(source + b'From R\xc3\xb6lli\n')
+ b = BytesIO()
+ g = BytesGenerator(b, mangle_from_=True)
+ g.flatten(msg)
+ self.assertEqual(b.getvalue(), source + b'>From R\xc3\xb6lli\n')
+
# Test the basic MIMEAudio class
class TestMIMEAudio(unittest.TestCase):
diff --git a/Misc/ACKS b/Misc/ACKS
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -915,6 +915,7 @@
Dan Stromberg
Daniel Stutzbach
Andreas Stührk
+Colin Su
Pal Subbiah
Nathan Sullivan
Mark Summerfield
diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -109,6 +109,9 @@
Library
-------
+- Issue #15249: BytesGenerator now correctly mangles From lines (when
+ requested) even if the body contains undecodable bytes.
+
- Issue #15777: Fix a refleak in _posixsubprocess.
- Issue #15199: Fix JavaScript's default MIME type to application/javascript.
--
Repository URL: http://hg.python.org/cpython
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