def construct_simple_encoded_message(from_addr, to_addr, subject, body,
other_headers={}, encoding='utf-8'):
"""The python email package makes it very difficult to send quoted-printable
messages for charsets other than ascii and selected others. As a result we
need to do a few things manually here. All inputs to this method are
expected to be unicode or ascii.
We should be able to pass in some arbitrary unicode stuff and get back
a sensible encoded message:
>>> m = construct_simple_encoded_message(u'*****@*****.**',
... u'*****@*****.**',
... u'Un Subj\xc3\xa9t',
... u'A simple body with some non ascii t\xc3\xa9xt',
... other_headers = {'X-Test': u't\xc3\xa9st'})
>>> print m.as_string()
From: [email protected]
To: [email protected]
Subject: Un =?utf-8?b?U3ViasODwql0?=
Content-Transfer-Encoding: quoted-printable
Content-Type: text/plain; charset="utf-8"
X-Test: =?utf-8?b?dMODwqlzdA==?=
<BLANKLINE>
A simple body with some non ascii ...
"""
m = Message()
m['From'] = encode_header(from_addr, encoding)
m['To'] = encode_header(to_addr, encoding)
m['Subject'] = encode_header(subject, encoding)
# Normally we wouldn't try to set these manually, but the email module
# tries to be a little too smart here.
m['Content-Transfer-Encoding'] = 'quoted-printable'
if 'Content-Type' not in other_headers:
m['Content-Type'] = 'text/plain; charset="%s"'%encoding
for key, val in other_headers.items():
m[key] = encode_header(val, encoding)
body = body.encode(encoding)
# body = body_encode(body, eol="\r\n")
m.set_payload(body)
return m
def _convert_to_mbox_msg(self, msg):
file_ids = list(msg.objectIds('File'))
encoding = "utf-8"
# true only if we have attachments
if file_ids:
enc_msg = MIMEMultipart()
txt = MIMEText(msg.body.encode(encoding))
enc_msg.attach(txt)
else:
enc_msg = Message()
enc_msg.set_payload(msg.body.encode(encoding))
enc_msg['From'] = encode_header(msg.from_addr, encoding)
enc_msg['To'] = encode_header(self.context.mailto, encoding)
enc_msg['Subject'] = encode_header(msg.subject, encoding).replace("\n", " ").strip()
enc_msg['Date'] = encode_header(str(msg.date), encoding)
enc_msg['Message-id'] = encode_header(msg.message_id, encoding)
if msg.references:
enc_msg['References'] = encode_header(" ".join(msg.references), encoding)
if msg.in_reply_to:
enc_msg['In-reply-to'] = encode_header(msg.in_reply_to, encoding)
ctime = str(msg.date)
enc_msg.set_unixfrom("From %s %s" % (parseaddr(msg.from_addr)[1], ctime))
for file_id in file_ids:
file = msg._getOb(file_id)
data = file.data
if not isinstance(data, basestring):
data = str(data)
content_type = file.getContentType()
if content_type == 'message/rfc822':
attachment = message_from_string(data)
else:
attachment = Message()
attachment.add_header('Content-Disposition', 'attachment', filename=file.title)
attachment.add_header('Content-Type', content_type)
attachment.set_payload(data)
enc_msg.attach(attachment)
try:
retval = enc_msg.as_string(unixfrom=True)
except TypeError, e:
raise
