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path: root/service/pixelated/adapter/mailstore/leap_mailstore.py
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#
# Copyright (c) 2015 ThoughtWorks, Inc.
#
# Pixelated is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pixelated is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
from leap.mail.adaptors.soledad import SoledadMailAdaptor
from twisted.internet import defer
from pixelated.adapter.mailstore import MailStore

from leap.mail.mail import Message
from pixelated.adapter.model.mail import Mail


class LeapMail(Mail):

    def __init__(self, mail_id, headers, tags=tuple(), body=None):
        self._mail_id = mail_id
        self.headers = headers
        self._body = body
        self._tags = tags

    @property
    def body(self):
        return self._body

    def as_dict(self):
        return {
            'header': {k.lower(): v for k, v in self.headers.items()},
            'ident': self._mail_id,
            'tags': self._tags,
            'body': self._body
        }


class LeapMailStore(MailStore):
    __slots__ = ('account', 'soledad')

    def __init__(self, imapAccount, soledad):
        self.account = imapAccount
        self.soledad = soledad

    @defer.inlineCallbacks
    def get_mail(self, mail_id, include_body=False):
        try:
            message = yield SoledadMailAdaptor().get_msg_from_mdoc_id(Message, self.soledad, mail_id)
            leap_mail = yield self._leap_message_to_leap_mail(mail_id, message, include_body)

            defer.returnValue(leap_mail)
        except AttributeError, e:
            defer.returnValue(None)

    def get_mails(self, mail_ids):
        deferreds = []
        for mail_id in mail_ids:
            deferreds.append(self.get_mail(mail_id))

        return defer.gatherResults(deferreds, consumeErrors=True)

    @defer.inlineCallbacks
    def _leap_message_to_leap_mail(self, mail_id, message, include_body):
        if include_body:
            body = (yield message._wrapper.get_body(self.soledad)).raw
        else:
            body = None
        mail = LeapMail(mail_id, message.get_headers(), message.get_tags(), body=body)

        defer.returnValue(mail)