82 lines
3.4 KiB
Python
82 lines
3.4 KiB
Python
#!/usr/bin/env python3
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# SàT: a jabber client
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# Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""email sending facilities"""
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from email.mime.text import MIMEText
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from twisted.mail import smtp
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from sat.core.constants import Const as C
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from sat.tools import config as tools_config
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from sat.core.log import getLogger
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log = getLogger(__name__)
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def sendEmail(config, to_emails, subject="", body="", from_email=None):
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"""Send an email using SàT configuration
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@param config (SafeConfigParser): the configuration instance
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@param to_emails(list[unicode], unicode): list of recipients
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if unicode, it will be split to get emails
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@param subject(unicode): subject of the message
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@param body(unicode): body of the message
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@param from_email(unicode): address of the sender
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@return (D): same as smtp.sendmail
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"""
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if isinstance(to_emails, str):
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to_emails = to_emails.split()
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email_host = tools_config.getConfig(config, None, "email_server") or "localhost"
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email_from = tools_config.getConfig(config, None, "email_from")
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if email_from is None:
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# we suppose that email domain and XMPP domain are identical
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domain = tools_config.getConfig(config, None, "xmpp_domain", "example.net")
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email_from = "no_reply@" + domain
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email_sender_domain = tools_config.getConfig(config, None, "email_sender_domain")
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if email_sender_domain is None and smtp.DNSNAME == b"localhost.localdomain":
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try:
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email_sender_domain = email_from.split('@')[1]
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except IndexError:
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log.warning(
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"Can't set email_sender_domain domain du to invalid email_from: "
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f"{email_from!r}")
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email_port = int(tools_config.getConfig(config, None, "email_port", 25))
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email_username = tools_config.getConfig(config, None, "email_username")
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email_password = tools_config.getConfig(config, None, "email_password")
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email_auth = C.bool(tools_config.getConfig(config, None, "email_auth", C.BOOL_FALSE))
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email_starttls = C.bool(tools_config.getConfig(config, None, "email_starttls",
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C.BOOL_FALSE))
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msg = MIMEText(body, "plain", "UTF-8")
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msg["Subject"] = subject
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msg["From"] = email_from
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msg["To"] = ", ".join(to_emails)
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return smtp.sendmail(
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email_host.encode("utf-8"),
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email_from.encode("utf-8"),
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[email.encode("utf-8") for email in to_emails],
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msg.as_bytes(),
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senderDomainName=email_sender_domain if email_sender_domain else None,
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port=email_port,
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username=email_username.encode("utf-8") if email_username else None,
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password=email_password.encode("utf-8") if email_password else None,
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requireAuthentication=email_auth,
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requireTransportSecurity=email_starttls,
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)
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