127 lines
3.5 KiB
Python
127 lines
3.5 KiB
Python
"""Create a connection to Gmail and do something with the results
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References:
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http://www.voidynullness.net/blog/2013/07/25/gmail-email-with-python-via-imap/
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and
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https://yuji.wordpress.com/2011/06/22/python-imaplib-imap-example-with-gmail/
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Grabbed from : https://gist.github.com/abought/15a1e08705b121c1b7bd
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"""
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__author__ = 'mj'
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import email.parser
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import imaplib
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import getpass
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import sys
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import re
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import ssl
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from pprint import pprint as pp
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# User may want to change these parameters if running script as-is
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# Search folders, multiple directories can be given
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# TODO: A user will want to change this
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SEARCH_FOLDER = ['"Trash"', '"INBOX"']
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DEFAULT_MAIL_SERVER = 'mail.antipode.net'
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# No user parameters below this line
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ADDR_PATTERN = re.compile("<(.+)>") # Finds email as <nospam@nospam.com>
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def connect(user, pwd, server=DEFAULT_MAIL_SERVER):
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"""Connect to [the specified] mail server. Return an open connection"""
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conn = imaplib.IMAP4_SSL(host=server,
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ssl_context=ssl.create_default_context())
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try:
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conn.login(user, pwd)
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except imaplib.IMAP4.error:
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print("Failed to login")
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sys.exit(1)
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return conn
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def print_folders(conn):
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"""Print a list of open mailbox folders"""
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for f in conn.list():
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for i in f:
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print("\t", i)
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def get_mails_from_folder(conn, folder_name):
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"""Fetch a specific folder (or label) from server"""
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typ, data = conn.select(mailbox=folder_name, readonly=True)
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if typ != 'OK':
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print("Could not open specified folder. Known labels:")
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print_folders(conn)
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return
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typ, data = conn.search(None, 'ALL')
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if typ != 'OK':
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print("Could not get mail list of folder: ", folder_name)
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return
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return data[0].split()
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def fetch_message(conn, msg_uid):
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"""
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Fetch a specific message uid (not sequential id!) from the given folder;
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return the parsed message. User must ensure that specified
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message ID exists in that folder.
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"""
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# TODO: Could we fetch just the envelope of the response to save bandwidth?
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typ, data = conn.fetch(msg_uid, '(RFC822)')
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if typ != 'OK':
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print("ERROR fetching message #", msg_uid)
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return
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return email.parser.BytesParser().parsebytes(data[0][1], headersonly=True)
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def get_recipients(msg):
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"""Given a parsed message, extract and return recipient list"""
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recipients = []
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addr_fields = ['From', 'To', 'Cc', 'Bcc', 'Reply-To', 'Sender']
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for f in addr_fields:
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if msg[f] is None:
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continue
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# str conversion is needed for non-ascii chars
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rlist = ADDR_PATTERN.findall(str(msg[f]))
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recipients.extend(rlist)
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return recipients
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if __name__ == "__main__":
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username = input("Enter username: ")
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password = input("Enter password: ")
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# Connect
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mail_conn = connect(username, password)
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# show folders of mail account
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#print_folders(mail_conn)
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# Open folders and get list of email message uids
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all_recipients = []
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for folder in SEARCH_FOLDER:
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# switch to folder
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for mail_id in get_mails_from_folder(mail_conn, folder):
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data = fetch_message(mail_conn, mail_id)
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recip_list = get_recipients(data)
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all_recipients.extend(recip_list)
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mail_conn.close()
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mail_conn.logout()
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# Very unsophisticated way of showing the recipient list
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print("List of all recipients:")
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print("------------")
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pp(all_recipients)
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print("\n\n List of all UNIQUE recipients:")
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print("-------------------------------")
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pp(set(all_recipients)) |