Python quoprimime.body_encode方法代码示例

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def _finalize_set(msg, disposition, filename, cid, params):
    if disposition is None and filename is not None:
        disposition = 'attachment'
    if disposition is not None:
        msg['Content-Disposition'] = disposition
    if filename is not None:
        msg.set_param('filename',
                      filename,
                      header='Content-Disposition',
                      replace=True)
    if cid is not None:
        msg['Content-ID'] = cid
    if params is not None:
        for key, value in params.items():
            msg.set_param(key, value)


# XXX: This is a cleaned-up version of base64mime.body_encode.  It would
# be nice to drop both this and quoprimime.body_encode in favor of
# enhanced binascii routines that accepted a max_line_length parameter. 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def set_bytes_content(msg, data, maintype, subtype, cte='base64',
                     disposition=None, filename=None, cid=None,
                     params=None, headers=None):
    _prepare_set(msg, maintype, subtype, headers)
    if cte == 'base64':
        data = _encode_base64(data, max_line_length=msg.policy.max_line_length)
    elif cte == 'quoted-printable':
        # XXX: quoprimime.body_encode won't encode newline characters in data,
        # so we can't use it.  This means max_line_length is ignored.  Another
        # bug to fix later.  (Note: encoders.quopri is broken on line ends.)
        data = binascii.b2a_qp(data, istext=False, header=False, quotetabs=True)
        data = data.decode('ascii')
    elif cte == '7bit':
        # Make sure it really is only ASCII.  The early warning here seems
        # worth the overhead...if you care write your own content manager :).
        data.encode('ascii')
    elif cte in ('8bit', 'binary'):
        data = data.decode('ascii', 'surrogateescape')
    msg.set_payload(data)
    msg['Content-Transfer-Encoding'] = cte
    _finalize_set(msg, disposition, filename, cid, params) 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def _finalize_set(msg, disposition, filename, cid, params):
    if disposition is None and filename is not None:
        disposition = 'attachment'
    if disposition is not None:
        msg['Content-Disposition'] = disposition
    if filename is not None:
        msg.set_param('filename',
                      filename,
                      header='Content-Disposition',
                      replace=True)
    if cid is not None:
        msg['Content-ID'] = cid
    if params is not None:
        for key, value in params.items():
            msg.set_param(key, value)


# XXX: This is a cleaned-up version of base64mime.body_encode (including a bug
# fix in the calculation of unencoded_bytes_per_line).  It would be nice to
# drop both this and quoprimime.body_encode in favor of enhanced binascii
# routines that accepted a max_line_length parameter. 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def test_encode(self):
        eq = self.assertEqual
        eq(base64mime.body_encode(b''), b'')
        eq(base64mime.body_encode(b'hello'), 'aGVsbG8=\n')
        # Test the binary flag
        eq(base64mime.body_encode(b'hello\n'), 'aGVsbG8K\n')
        # Test the maxlinelen arg
        eq(base64mime.body_encode(b'xxxx ' * 20, maxlinelen=40), """\
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg
eHh4eCB4eHh4IA==
""")
        # Test the eol argument
        eq(base64mime.body_encode(b'xxxx ' * 20, maxlinelen=40, eol='\r\n'),
           """\
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r
eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r
eHh4eCB4eHh4IA==\r
""") 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def _encode_text(string, charset, cte, policy):
    lines = string.encode(charset).splitlines()
    linesep = policy.linesep.encode('ascii')
    def embeded_body(lines): return linesep.join(lines) + linesep
    def normal_body(lines): return b'\n'.join(lines) + b'\n'
    if cte==None:
        # Use heuristics to decide on the "best" encoding.
        try:
            return '7bit', normal_body(lines).decode('ascii')
        except UnicodeDecodeError:
            pass
        if (policy.cte_type == '8bit' and
                max(len(x) for x in lines) <= policy.max_line_length):
            return '8bit', normal_body(lines).decode('ascii', 'surrogateescape')
        sniff = embeded_body(lines[:10])
        sniff_qp = quoprimime.body_encode(sniff.decode('latin-1'),
                                          policy.max_line_length)
        sniff_base64 = binascii.b2a_base64(sniff)
        # This is a little unfair to qp; it includes lineseps, base64 doesn't.
        if len(sniff_qp) > len(sniff_base64):
            cte = 'base64'
        else:
            cte = 'quoted-printable'
            if len(lines) <= 10:
                return cte, sniff_qp
    if cte == '7bit':
        data = normal_body(lines).decode('ascii')
    elif cte == '8bit':
        data = normal_body(lines).decode('ascii', 'surrogateescape')
    elif cte == 'quoted-printable':
        data = quoprimime.body_encode(normal_body(lines).decode('latin-1'),
                                      policy.max_line_length)
    elif cte == 'base64':
        data = _encode_base64(embeded_body(lines), policy.max_line_length)
    else:
        raise ValueError("Unknown content transfer encoding {}".format(cte))
    return cte, data 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def _encode_text(string, charset, cte, policy):
    lines = string.encode(charset).splitlines()
    linesep = policy.linesep.encode('ascii')
    def embedded_body(lines): return linesep.join(lines) + linesep
    def normal_body(lines): return b'\n'.join(lines) + b'\n'
    if cte==None:
        # Use heuristics to decide on the "best" encoding.
        try:
            return '7bit', normal_body(lines).decode('ascii')
        except UnicodeDecodeError:
            pass
        if (policy.cte_type == '8bit' and
                max(len(x) for x in lines) <= policy.max_line_length):
            return '8bit', normal_body(lines).decode('ascii', 'surrogateescape')
        sniff = embedded_body(lines[:10])
        sniff_qp = quoprimime.body_encode(sniff.decode('latin-1'),
                                          policy.max_line_length)
        sniff_base64 = binascii.b2a_base64(sniff)
        # This is a little unfair to qp; it includes lineseps, base64 doesn't.
        if len(sniff_qp) > len(sniff_base64):
            cte = 'base64'
        else:
            cte = 'quoted-printable'
            if len(lines) <= 10:
                return cte, sniff_qp
    if cte == '7bit':
        data = normal_body(lines).decode('ascii')
    elif cte == '8bit':
        data = normal_body(lines).decode('ascii', 'surrogateescape')
    elif cte == 'quoted-printable':
        data = quoprimime.body_encode(normal_body(lines).decode('latin-1'),
                                      policy.max_line_length)
    elif cte == 'base64':
        data = _encode_base64(embedded_body(lines), policy.max_line_length)
    else:
        raise ValueError("Unknown content transfer encoding {}".format(cte))
    return cte, data 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def test_len(self):
        eq = self.assertEqual
        eq(base64mime.header_length('hello'),
           len(base64mime.body_encode(b'hello', eol='')))
        for size in range(15):
            if   size == 0 : bsize = 0
            elif size <= 3 : bsize = 4
            elif size <= 6 : bsize = 8
            elif size <= 9 : bsize = 12
            elif size <= 12: bsize = 16
            else           : bsize = 20
            eq(base64mime.header_length('x' * size), bsize) 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def test_encode_one_line_one_space(self):
        self._test_encode(' \n', '=20\n')

# XXX: body_encode() expect strings, but uses ord(char) from these strings
# to index into a 256-entry list.  For code points above 255, this will fail.
# Should there be a check for 8-bit only ord() values in body, or at least
# a comment about the expected input? 

# 需要导入模块: from email import quoprimime [as 别名]
# 或者: from email.quoprimime import body_encode [as 别名]
def test_body_encode(self):
        eq = self.assertEqual
        # Try a charset with QP body encoding
        c = Charset('iso-8859-1')
        eq('hello w=F6rld', c.body_encode('hello w\xf6rld'))
        # Try a charset with Base64 body encoding
        c = Charset('utf-8')
        eq('aGVsbG8gd29ybGQ=\n', c.body_encode(b'hello world'))
        # Try a charset with None body encoding
        c = Charset('us-ascii')
        eq('hello world', c.body_encode('hello world'))
        # Try the convert argument, where input codec != output codec
        c = Charset('euc-jp')
        # With apologies to Tokio Kikuchi ;)
        # XXX FIXME
##         try:
##             eq('\x1b$B5FCO;~IW\x1b(B',
##                c.body_encode('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7'))
##             eq('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7',
##                c.body_encode('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7', False))
##         except LookupError:
##             # We probably don't have the Japanese codecs installed
##             pass
        # Testing SF bug #625509, which we have to fake, since there are no
        # built-in encodings where the header encoding is QP but the body
        # encoding is not.
        from email import charset as CharsetModule
        CharsetModule.add_charset('fake', CharsetModule.QP, None, 'utf-8')
        c = Charset('fake')
        eq('hello world', c.body_encode('hello world'))