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annotate sat/tools/common/email.py @ 3696:52ee22d78e18

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plugin XEP-0384: fix encryption for user own devices: our own jid is added automatically by OMEMO library, but during the generation of the stanza, our list of jids was used to get the keys (and thus our own jid and devices keys was missing). fix 402
author Goffi <goffi@goffi.org>
date Fri, 22 Oct 2021 18:46:51 +0200
parents be6d91572633
children 2c187445a3d3
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1 #!/usr/bin/env python3
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2
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3
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4 # SàT: a jabber client
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5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 """email sending facilities"""
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21
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23 from email.mime.text import MIMEText
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24 from twisted.mail import smtp
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25 from sat.core.constants import Const as C
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26 from sat.tools import config as tools_config
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27 from sat.core.log import getLogger
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29 log = getLogger(__name__)
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31
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32 def sendEmail(config, to_emails, subject="", body="", from_email=None):
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33 """Send an email using SàT configuration
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34
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35 @param config (SafeConfigParser): the configuration instance
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36 @param to_emails(list[unicode], unicode): list of recipients
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37 if unicode, it will be split to get emails
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38 @param subject(unicode): subject of the message
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39 @param body(unicode): body of the message
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40 @param from_email(unicode): address of the sender
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41 @return (D): same as smtp.sendmail
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42 """
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43 if isinstance(to_emails, str):
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44 to_emails = to_emails.split()
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45 email_host = tools_config.getConfig(config, None, "email_server") or "localhost"
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46 email_from = tools_config.getConfig(config, None, "email_from")
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47 if email_from is None:
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48 # we suppose that email domain and XMPP domain are identical
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49 domain = tools_config.getConfig(config, None, "xmpp_domain", "example.net")
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50 email_from = "no_reply@" + domain
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51 email_sender_domain = tools_config.getConfig(config, None, "email_sender_domain")
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52 if email_sender_domain is None and smtp.DNSNAME == b"localhost.localdomain":
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53 try:
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54 email_sender_domain = email_from.split('@')[1]
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55 except IndexError:
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56 log.warning(
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57 "Can't set email_sender_domain domain du to invalid email_from: "
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58 f"{email_from!r}")
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59 email_port = int(tools_config.getConfig(config, None, "email_port", 25))
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60 email_username = tools_config.getConfig(config, None, "email_username")
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61 email_password = tools_config.getConfig(config, None, "email_password")
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62 email_auth = C.bool(tools_config.getConfig(config, None, "email_auth", C.BOOL_FALSE))
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63 email_starttls = C.bool(tools_config.getConfig(config, None, "email_starttls",
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64 C.BOOL_FALSE))
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66 msg = MIMEText(body, "plain", "UTF-8")
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67 msg["Subject"] = subject
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68 msg["From"] = email_from
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69 msg["To"] = ", ".join(to_emails)
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70
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71 return smtp.sendmail(
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72 email_host.encode("utf-8"),
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73 email_from.encode("utf-8"),
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74 [email.encode("utf-8") for email in to_emails],
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75 msg.as_bytes(),
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76 senderDomainName=email_sender_domain if email_sender_domain else None,
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77 port=email_port,
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78 username=email_username.encode("utf-8") if email_username else None,
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79 password=email_password.encode("utf-8") if email_password else None,
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80 requireAuthentication=email_auth,
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81 requireTransportSecurity=email_starttls,
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82 )