mirror of
https://github.com/coddingtonbear/django-mailbox.git
synced 2026-07-09 22:38:19 +02:00
111 lines
3.8 KiB
Python
111 lines
3.8 KiB
Python
from imaplib import IMAP4, IMAP4_SSL
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from .base import EmailTransport, MessageParseError
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class GmailTransport(EmailTransport):
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def __init__(self, hostname, port=None, ssl=True):
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self.hostname = hostname
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self.port = port
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self.exclusive = False
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self.MAX_MSG_SIZE = 2000000
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if ssl:
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self.transport = IMAP4_SSL
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if not self.port:
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self.port = 993
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else:
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self.transport = IMAP4
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if not self.port:
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self.port = 143
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def connect(self, username, password):
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self.server = self.transport(self.hostname, self.port)
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typ, msg = self.server.login(username, password)
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self.server.select()
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def _connect_oauth(self, username, refresh_token):
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import oauth2
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client_id = "REDACTED"
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client_secret = "REDACTED"
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response = oauth2.RefreshToken(client_id, client_secret, refresh_token)
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access_token = response['access_token']
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print "New Access Token :", access_token
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print "Expires in :", response['expires_in']
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# before passing into IMAPLib access token needs to be converted
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# into a string
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oauth2String = oauth2.GenerateOAuth2String(
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username,
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access_token,
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base64_encode=False
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)
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self.server = self.transport(self.hostname, self.port)
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self.server.authenticate('XOAUTH2', lambda x: oauth2String)
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self.server.select()
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def _get_all_message_ids(self):
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response, message_ids = self.server.search(None, 'ALL', )
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return message_ids[0].split(' ')
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def _get_unread_message_ids(self):
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response, message_ids = self.server.uid('search', None, 'UNSEEN', )
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return message_ids[0].split(' ')
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def _archive_message(self, uid):
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# Move to "[Gmail]/All Mail" folder
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pass
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def _trash_message(self, uid):
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# Move to "[Gmail]/Trash"
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pass
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def _delete_message(self, uid):
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# add Deleted Flag
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self.server.store(uid, "+FLAGS", "\\Deleted")
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def _get_small_message_ids(self, message_ids):
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safe_message_ids = []
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status, data = self.server.uid(
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'fetch',
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','.join(message_ids),
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'(BODY.PEEK[HEADER] RFC822.SIZE BODYSTRUCTURE)'
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)
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for each_msg in data:
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if isinstance(each_msg, tuple):
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try:
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metadata, structure = each_msg[0].split(' BODYSTRUCTURE ')
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uid = metadata.split('(')[1].split(' ')[1]
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size = metadata.split('(')[1].split(' ')[3]
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if int(size) <= int(self.MAX_MSG_SIZE):
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safe_message_ids.append(uid)
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except ValueError, e:
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print "ValueError: %s working on %s" % (e, each_msg[0])
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print each_msg
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pass
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return safe_message_ids
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def get_message(self):
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# Fetch a list of message uids to process
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if self.exclusive:
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message_ids = self._get_all_message_ids()
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else:
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message_ids = self._get_unread_message_ids()
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print "There are %s messages: %s" % (len(message_ids), message_ids)
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if self.MAX_MSG_SIZE:
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message_ids = self._get_small_message_ids(message_ids)
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if not message_ids:
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return
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for uid in message_ids:
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try:
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typ, msg_contents = self.server.uid('fetch', uid, '(RFC822)')
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message = self.get_email_from_bytes(msg_contents[0][1])
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yield message
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except MessageParseError:
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continue
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if self.exclusive:
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self.server.store(uid, "+FLAGS", "\\Deleted")
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self.server.expunge()
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return
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