def __init__(self, msg, dir_):
"""
:param msg: the Message instance that the attachment belongs to.
:param dir_: the directory inside the msg file where the attachment is
located.
"""
self.msg = msg
self.dir = dir_
stream = self._getStream("__properties_version1.0")
self.props = Properties(stream, constants.TYPE_ATTACHMENT)
# Get display name
self.title = self._getStringStream("__substg1.0_3001")
# Get extension
self.extension = self._getStringStream("__substg1.0_3703")
# Get long filename
self.long_filename = self._getStringStream("__substg1.0_3707")
# Get short filename
self.short_filename = self._getStringStream("__substg1.0_3704")
# Get Content-ID
self.cid = self._getStringStream("__substg1.0_3712")
# Get MIME type
self.content_type = self._getStringStream("__substg1.0_370E")
# Get attachment data
self.data = None
# MS-OXPROPS 2.601, MS-OXCMSG 2.2.2.9:
self.method = self.props.get("37050003")
if self.method is not None:
self.method = self.method.value & 0x7
self.type = "data"
# cf. MS-OXCMSG 2.2.2.9 PidTagAttachMethod Property
# TODO Handling for special attachment types (like 7)
if self.method == 0x5:
prefix = join_path(msg.prefix, dir_, "__substg1.0_3701000D")
self.type = "msg"
self.data = msg.__class__(
self.msg.path,
prefix=prefix,
ole=msg.ole,
filename=self.get_filename(),
encoding=self.msg.encoding,
)
else:
self.data = self._getStream("__substg1.0_37010102")
if self.data is None:
path = join_path("__substg1.0_3701000D", "CONTENTS")
self.data = self._getStream(path)
if self.data is None:
log.warning("Empty attachment: %r", self)
self.type = None
def __init__(self, msg, dir_):
self.dir = dir_
stream = msg._getStream(join_path(dir_, "__properties_version1.0"))
self.props = Properties(stream, constants.TYPE_RECIPIENT)
self.email = msg._getStringStream(join_path(dir_, "__substg1.0_39FE"))
if not self.email:
self.email = msg._getStringStream(
join_path(dir_, "__substg1.0_3003"))
self.name = msg._getStringStream(join_path(dir_, "__substg1.0_3001"))
self.type = self.props.get("0C150003").value
self.formatted = format_party(self.email, self.name)
def _getStream(self, filename):
filename = join_path(self.prefix, filename)
try:
with self.ole.openstream(filename) as stream:
return stream.read()
except OSError:
return None
def _getStringStream(self, filename):
"""
Gets a string representation of the requested filename.
Checks for both ASCII and Unicode representations and returns
a value if possible. If there are both ASCII and Unicode
versions, then :param prefer: specifies which will be
returned.
"""
return self.msg._getStringStream(join_path(self.dir, filename))
def __init__(self, msg, dir_):
"""
:param msg: the Message instance that the attachment belongs to.
:param dir_: the directory inside the msg file where the attachment is
located.
"""
self.msg = msg
self.dir = dir_
stream = self._getStream("__properties_version1.0")
self.props = Properties(stream, constants.TYPE_ATTACHMENT)
# Get long filename
self.longFilename = self._getStringStream("__substg1.0_3707")
# Get short filename
self.shortFilename = self._getStringStream("__substg1.0_3704")
# Get Content-ID
self.cid = self._getStringStream("__substg1.0_3712")
# Get attachment data
self.data = None
if self.exists("__substg1.0_37010102"):
self.type = "data"
self.data = self._getStream("__substg1.0_37010102")
elif self.exists("__substg1.0_3701000D"):
if (self.props["37050003"].value & 0x7) != 0x5:
raise TypeError("Container is not an embedded msg file.")
prefix = join_path(msg.prefix, dir_, "__substg1.0_3701000D")
self.type = "msg"
self.data = msg.__class__(
self.msg.path,
prefix=prefix,
ole=msg.ole,
filename=self.getDefaultFilename(),
)
else:
# TODO Handling for special attachment types (like 0x00000007)
raise TypeError("Unknown attachment type.")
def exists(self, inp):
"""Checks if :param inp: exists in the msg file."""
return self.ole.exists(join_path(self.prefix, inp))
def exists(self, filename):
"""
Checks if stream exists inside the attachment folder.
"""
return self.msg.exists(join_path(self.dir, filename))
def _getStream(self, filename):
return self.msg._getStream(join_path(self.dir, filename))
def _getStringStream(self, filename):
"""Gets a string representation of the requested filename."""
return self.msg._getStringStream(join_path(self.dir, filename))
