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[1.6.x] Worked around a bug in python 3.3.3. Refs #21093

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Backport of 280c1a65cc from master.
This commit is contained in:
Florian Apolloner
2013-12-28 15:24:25 +01:00
parent 35a447a263
commit ed167e53a5
2 changed files with 22 additions and 4 deletions
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22
django/core/mail/message.py
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@@ -21,7 +21,9 @@ from django.utils import six
# Don't BASE64-encode UTF-8 messages so that we avoid unwanted attention from
# some spam filters.
Charset.add_charset('utf-8', Charset.SHORTEST, None, 'utf-8')
utf8_charset = Charset.Charset('utf-8')
utf8_charset.body_encoding = None # Python defaults to BASE64
# Default MIME type to use on attachments (if it is not explicitly given
# and cannot be guessed).
@@ -150,7 +152,23 @@ class SafeMIMEText(MIMEMixin, MIMEText):
def __init__(self, text, subtype, charset):
self.encoding = charset
MIMEText.__init__(self, text, subtype, charset)
if charset == 'utf-8':
# Unfortunately, Python doesn't support setting a Charset instance
# as MIMEText init parameter (http://bugs.python.org/issue16324).
# We do it manually and trigger re-encoding of the payload.
MIMEText.__init__(self, text, subtype, None)
del self['Content-Transfer-Encoding']
# Work around a bug in python 3.3.3 [sic], see
# http://bugs.python.org/issue19063 for details.
if sys.version_info[:3] == (3, 3, 3):
payload = text.encode(utf8_charset.output_charset)
self._payload = payload.decode('ascii', 'surrogateescape')
self.set_charset(utf8_charset)
else:
self.set_payload(text, utf8_charset)
self.replace_header('Content-Type', 'text/%s; charset="%s"' % (subtype, charset))
else:
MIMEText.__init__(self, text, subtype, charset)
def __setitem__(self, name, val):
name, val = forbid_multi_line_headers(name, val, self.encoding)