mirror of https://github.com/python/cpython
Split the long email package examples into separate files and use
\verbatiminput instead of the verbatim environment -- this does the "right thing" regarding page breaks in long examples for the typeset formats, and has nice benefits for the HTML version as well.
This commit is contained in:
Fred Drake
parent
ea66abc6e2
commit
fcc31b44d2
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@ -0,0 +1,123 @@
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#!/usr/bin/env python
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"""Send the contents of a directory as a MIME message.
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Usage: dirmail [options] from to [to ...]*
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Options:
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-h / --help
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Print this message and exit.
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-d directory
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--directory=directory
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Mail the contents of the specified directory, otherwise use the
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current directory. Only the regular files in the directory are sent,
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and we don't recurse to subdirectories.
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`from' is the email address of the sender of the message.
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`to' is the email address of the recipient of the message, and multiple
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recipients may be given.
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The email is sent by forwarding to your local SMTP server, which then does the
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normal delivery process. Your local machine must be running an SMTP server.
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"""
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import sys
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import os
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import getopt
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import smtplib
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# For guessing MIME type based on file name extension
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import mimetypes
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from email import Encoders
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from email.Message import Message
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from email.MIMEAudio import MIMEAudio
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from email.MIMEMultipart import MIMEMultipart
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from email.MIMEImage import MIMEImage
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from email.MIMEText import MIMEText
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COMMASPACE = ', '
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def usage(code, msg=''):
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print >> sys.stderr, __doc__
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if msg:
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print >> sys.stderr, msg
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sys.exit(code)
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], 'hd:', ['help', 'directory='])
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except getopt.error, msg:
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usage(1, msg)
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dir = os.curdir
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for opt, arg in opts:
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if opt in ('-h', '--help'):
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usage(0)
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elif opt in ('-d', '--directory'):
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dir = arg
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if len(args) < 2:
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usage(1)
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sender = args[0]
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recips = args[1:]
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# Create the enclosing (outer) message
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outer = MIMEMultipart()
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outer['Subject'] = 'Contents of directory %s' % os.path.abspath(dir)
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outer['To'] = COMMASPACE.join(recips)
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outer['From'] = sender
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outer.preamble = 'You will not see this in a MIME-aware mail reader.\n'
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# To guarantee the message ends with a newline
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outer.epilogue = ''
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for filename in os.listdir(dir):
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path = os.path.join(dir, filename)
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if not os.path.isfile(path):
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continue
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# Guess the content type based on the file's extension. Encoding
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# will be ignored, although we should check for simple things like
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# gzip'd or compressed files.
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ctype, encoding = mimetypes.guess_type(path)
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if ctype is None or encoding is not None:
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# No guess could be made, or the file is encoded (compressed), so
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# use a generic bag-of-bits type.
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ctype = 'application/octet-stream'
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maintype, subtype = ctype.split('/', 1)
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if maintype == 'text':
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fp = open(path)
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# Note: we should handle calculating the charset
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msg = MIMEText(fp.read(), _subtype=subtype)
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fp.close()
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elif maintype == 'image':
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fp = open(path, 'rb')
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msg = MIMEImage(fp.read(), _subtype=subtype)
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fp.close()
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elif maintype == 'audio':
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fp = open(path, 'rb')
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msg = MIMEAudio(fp.read(), _subtype=subtype)
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fp.close()
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else:
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fp = open(path, 'rb')
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msg = MIMEBase(maintype, subtype)
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msg.set_payload(fp.read())
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fp.close()
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# Encode the payload using Base64
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Encoders.encode_base64(msg)
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# Set the filename parameter
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msg.add_header('Content-Disposition', 'attachment', filename=filename)
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outer.attach(msg)
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# Now send the message
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(sender, recips, outer.as_string())
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s.close()
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if __name__ == '__main__':
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main()
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@ -0,0 +1,34 @@
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# Import smtplib for the actual sending function
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import smtplib
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# Here are the email pacakge modules we'll need
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from email.MIMEImage import MIMEImage
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from email.MIMEMultipart import MIMEMultipart
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COMMASPACE = ', '
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# Create the container (outer) email message.
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msg = MIMEMultipart()
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msg['Subject'] = 'Our family reunion'
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# me == the sender's email address
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# family = the list of all recipients' email addresses
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msg['From'] = me
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msg['To'] = COMMASPACE.join(family)
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msg.preamble = 'Our family reunion'
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# Guarantees the message ends in a newline
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msg.epilogue = ''
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# Assume we know that the image files are all in PNG format
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for file in pngfiles:
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# Open the files in binary mode. Let the MIMEImage class automatically
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# guess the specific image type.
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fp = open(file, 'rb')
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img = MIMEImage(fp.read())
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fp.close()
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msg.attach(img)
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# Send the email via our own SMTP server.
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(me, family, msg.as_string())
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s.close()
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@ -0,0 +1,25 @@
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# Import smtplib for the actual sending function
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import smtplib
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# Import the email modules we'll need
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from email.MIMEText import MIMEText
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# Open a plain text file for reading. For this example, assume that
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# the text file contains only ASCII characters.
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fp = open(textfile, 'rb')
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# Create a text/plain message
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msg = MIMEText(fp.read())
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fp.close()
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# me == the sender's email address
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# you == the recipient's email address
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msg['Subject'] = 'The contents of %s' % textfile
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msg['From'] = me
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msg['To'] = you
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# Send the message via our own SMTP server, but don't include the
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# envelope header.
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(me, [you], msg.as_string())
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s.close()
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@ -0,0 +1,83 @@
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#!/usr/bin/env python
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"""Unpack a MIME message into a directory of files.
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Usage: unpackmail [options] msgfile
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Options:
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-h / --help
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Print this message and exit.
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-d directory
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--directory=directory
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Unpack the MIME message into the named directory, which will be
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created if it doesn't already exist.
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msgfile is the path to the file containing the MIME message.
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"""
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import sys
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import os
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import getopt
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import errno
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import mimetypes
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import email
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def usage(code, msg=''):
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print >> sys.stderr, __doc__
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if msg:
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print >> sys.stderr, msg
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sys.exit(code)
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], 'hd:', ['help', 'directory='])
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except getopt.error, msg:
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usage(1, msg)
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dir = os.curdir
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for opt, arg in opts:
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if opt in ('-h', '--help'):
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usage(0)
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elif opt in ('-d', '--directory'):
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dir = arg
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try:
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msgfile = args[0]
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except IndexError:
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usage(1)
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try:
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os.mkdir(dir)
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except OSError, e:
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# Ignore directory exists error
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if e.errno <> errno.EEXIST: raise
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fp = open(msgfile)
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msg = email.message_from_file(fp)
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fp.close()
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counter = 1
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for part in msg.walk():
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# multipart/* are just containers
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if part.get_content_maintype() == 'multipart':
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continue
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# Applications should really sanitize the given filename so that an
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# email message can't be used to overwrite important files
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filename = part.get_filename()
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if not filename:
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ext = mimetypes.guess_extension(part.get_type())
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if not ext:
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# Use a generic bag-of-bits extension
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ext = '.bin'
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filename = 'part-%03d%s' % (counter, ext)
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counter += 1
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fp = open(os.path.join(dir, filename), 'wb')
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fp.write(part.get_payload(decode=1))
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fp.close()
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if __name__ == '__main__':
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main()
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@ -285,289 +285,20 @@ MIME messages.
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First, let's see how to create and send a simple text message:
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\begin{verbatim}
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# Import smtplib for the actual sending function
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import smtplib
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# Import the email modules we'll need
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from email.MIMEText import MIMEText
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# Open a plain text file for reading. For this example, assume that
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# the text file contains only ASCII characters.
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fp = open(textfile, 'rb')
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# Create a text/plain message
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msg = MIMEText(fp.read())
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fp.close()
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# me == the sender's email address
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# you == the recipient's email address
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msg['Subject'] = 'The contents of %s' % textfile
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msg['From'] = me
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msg['To'] = you
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# Send the message via our own SMTP server, but don't include the
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# envelope header.
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(me, [you], msg.as_string())
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s.close()
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\end{verbatim}
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\verbatiminput{email-simple.py}
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Here's an example of how to send a MIME message containing a bunch of
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family pictures that may be residing in a directory:
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\begin{verbatim}
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# Import smtplib for the actual sending function
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import smtplib
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# Here are the email pacakge modules we'll need
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from email.MIMEImage import MIMEImage
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from email.MIMEMultipart import MIMEMultipart
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COMMASPACE = ', '
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# Create the container (outer) email message.
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msg = MIMEMultipart()
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msg['Subject'] = 'Our family reunion'
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# me == the sender's email address
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# family = the list of all recipients' email addresses
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msg['From'] = me
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msg['To'] = COMMASPACE.join(family)
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msg.preamble = 'Our family reunion'
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# Guarantees the message ends in a newline
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msg.epilogue = ''
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# Assume we know that the image files are all in PNG format
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for file in pngfiles:
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# Open the files in binary mode. Let the MIMEImage class automatically
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# guess the specific image type.
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fp = open(file, 'rb')
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img = MIMEImage(fp.read())
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fp.close()
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msg.attach(img)
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# Send the email via our own SMTP server.
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(me, family, msg.as_string())
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s.close()
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\end{verbatim}
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\verbatiminput{email-mime.py}
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Here's an example\footnote{Thanks to Matthew Dixon Cowles for the
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original inspiration and examples.} of how to send the entire contents
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of a directory as an email message:
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\begin{verbatim}
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#!/usr/bin/env python
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"""Send the contents of a directory as a MIME message.
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Usage: dirmail [options] from to [to ...]*
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Options:
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-h / --help
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Print this message and exit.
|
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-d directory
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--directory=directory
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Mail the contents of the specified directory, otherwise use the
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current directory. Only the regular files in the directory are sent,
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and we don't recurse to subdirectories.
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`from' is the email address of the sender of the message.
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`to' is the email address of the recipient of the message, and multiple
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recipients may be given.
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The email is sent by forwarding to your local SMTP server, which then does the
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normal delivery process. Your local machine must be running an SMTP server.
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"""
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import sys
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import os
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import getopt
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import smtplib
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# For guessing MIME type based on file name extension
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import mimetypes
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from email import Encoders
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from email.Message import Message
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from email.MIMEAudio import MIMEAudio
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from email.MIMEMultipart import MIMEMultipart
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from email.MIMEImage import MIMEImage
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from email.MIMEText import MIMEText
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COMMASPACE = ', '
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def usage(code, msg=''):
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print >> sys.stderr, __doc__
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if msg:
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print >> sys.stderr, msg
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sys.exit(code)
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], 'hd:', ['help', 'directory='])
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except getopt.error, msg:
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usage(1, msg)
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dir = os.curdir
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for opt, arg in opts:
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if opt in ('-h', '--help'):
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usage(0)
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elif opt in ('-d', '--directory'):
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dir = arg
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if len(args) < 2:
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usage(1)
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sender = args[0]
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recips = args[1:]
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# Create the enclosing (outer) message
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outer = MIMEMultipart()
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outer['Subject'] = 'Contents of directory %s' % os.path.abspath(dir)
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outer['To'] = COMMASPACE.join(recips)
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outer['From'] = sender
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outer.preamble = 'You will not see this in a MIME-aware mail reader.\n'
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# To guarantee the message ends with a newline
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outer.epilogue = ''
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for filename in os.listdir(dir):
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path = os.path.join(dir, filename)
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if not os.path.isfile(path):
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continue
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# Guess the content type based on the file's extension. Encoding
|
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# will be ignored, although we should check for simple things like
|
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# gzip'd or compressed files.
|
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ctype, encoding = mimetypes.guess_type(path)
|
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if ctype is None or encoding is not None:
|
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# No guess could be made, or the file is encoded (compressed), so
|
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# use a generic bag-of-bits type.
|
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ctype = 'application/octet-stream'
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maintype, subtype = ctype.split('/', 1)
|
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if maintype == 'text':
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fp = open(path)
|
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# Note: we should handle calculating the charset
|
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msg = MIMEText(fp.read(), _subtype=subtype)
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fp.close()
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elif maintype == 'image':
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fp = open(path, 'rb')
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msg = MIMEImage(fp.read(), _subtype=subtype)
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fp.close()
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elif maintype == 'audio':
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fp = open(path, 'rb')
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msg = MIMEAudio(fp.read(), _subtype=subtype)
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fp.close()
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else:
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fp = open(path, 'rb')
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msg = MIMEBase(maintype, subtype)
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msg.set_payload(fp.read())
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fp.close()
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# Encode the payload using Base64
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Encoders.encode_base64(msg)
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# Set the filename parameter
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msg.add_header('Content-Disposition', 'attachment', filename=filename)
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outer.attach(msg)
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# Now send the message
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s = smtplib.SMTP()
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s.connect()
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s.sendmail(sender, recips, outer.as_string())
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s.close()
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if __name__ == '__main__':
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main()
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\end{verbatim}
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\verbatiminput{email-dir.py}
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|
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And finally, here's an example of how to unpack a MIME message like
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the one above, into a directory of files:
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|
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\begin{verbatim}
|
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#!/usr/bin/env python
|
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|
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"""Unpack a MIME message into a directory of files.
|
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|
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Usage: unpackmail [options] msgfile
|
||||
|
||||
Options:
|
||||
-h / --help
|
||||
Print this message and exit.
|
||||
|
||||
-d directory
|
||||
--directory=directory
|
||||
Unpack the MIME message into the named directory, which will be
|
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created if it doesn't already exist.
|
||||
|
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msgfile is the path to the file containing the MIME message.
|
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"""
|
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|
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import sys
|
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import os
|
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import getopt
|
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import errno
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import mimetypes
|
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import email
|
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|
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|
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def usage(code, msg=''):
|
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print >> sys.stderr, __doc__
|
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if msg:
|
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print >> sys.stderr, msg
|
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sys.exit(code)
|
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|
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|
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def main():
|
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try:
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opts, args = getopt.getopt(sys.argv[1:], 'hd:', ['help', 'directory='])
|
||||
except getopt.error, msg:
|
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usage(1, msg)
|
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|
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dir = os.curdir
|
||||
for opt, arg in opts:
|
||||
if opt in ('-h', '--help'):
|
||||
usage(0)
|
||||
elif opt in ('-d', '--directory'):
|
||||
dir = arg
|
||||
|
||||
try:
|
||||
msgfile = args[0]
|
||||
except IndexError:
|
||||
usage(1)
|
||||
|
||||
try:
|
||||
os.mkdir(dir)
|
||||
except OSError, e:
|
||||
# Ignore directory exists error
|
||||
if e.errno <> errno.EEXIST: raise
|
||||
|
||||
fp = open(msgfile)
|
||||
msg = email.message_from_file(fp)
|
||||
fp.close()
|
||||
|
||||
counter = 1
|
||||
for part in msg.walk():
|
||||
# multipart/* are just containers
|
||||
if part.get_content_maintype() == 'multipart':
|
||||
continue
|
||||
# Applications should really sanitize the given filename so that an
|
||||
# email message can't be used to overwrite important files
|
||||
filename = part.get_filename()
|
||||
if not filename:
|
||||
ext = mimetypes.guess_extension(part.get_type())
|
||||
if not ext:
|
||||
# Use a generic bag-of-bits extension
|
||||
ext = '.bin'
|
||||
filename = 'part-%03d%s' % (counter, ext)
|
||||
counter += 1
|
||||
fp = open(os.path.join(dir, filename), 'wb')
|
||||
fp.write(part.get_payload(decode=1))
|
||||
fp.close()
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
\end{verbatim}
|
||||
\verbatiminput{email-unpack.py}
|
||||
|
|
|
|||
Loading…
Reference in New Issue