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+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# JARR - A Web based news aggregator.
+# Copyright (C) 2010-2016 Cédric Bonhomme - https://www.cedricbonhomme.org
+#
+# For more information : https://github.com/JARR-aggregator/JARR/
+#
+# This program 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.
+#
+# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+import smtplib
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+
+from postmark import PMMail
+
+import conf
+from web.decorators import async
+
+logger = logging.getLogger(__name__)
+
+
+@async
+def send_async_email(mfrom, mto, msg):
+ try:
+ s = smtplib.SMTP(conf.NOTIFICATION_HOST)
+ s.login(conf.NOTIFICATION_USERNAME, conf.NOTIFICATION_PASSWORD)
+ except Exception:
+ logger.exception('send_async_email raised:')
+ else:
+ s.sendmail(mfrom, mto, msg.as_string())
+ s.quit()
+
+def send(*args, **kwargs):
+ """
+ This functions enables to send email through Postmark
+ or a SMTP server.
+ """
+ if conf.ON_HEROKU:
+ send_postmark(**kwargs)
+ else:
+ send_smtp(**kwargs)
+
+def send_smtp(to="", bcc="", subject="", plaintext="", html=""):
+ """
+ Send an email.
+ """
+ # Create message container - the correct MIME type is multipart/alternative.
+ msg = MIMEMultipart('alternative')
+ msg['Subject'] = subject
+ msg['From'] = conf.NOTIFICATION_EMAIL
+ msg['To'] = to
+ msg['BCC'] = bcc
+
+ # Record the MIME types of both parts - text/plain and text/html.
+ part1 = MIMEText(plaintext, 'plain', 'utf-8')
+ part2 = MIMEText(html, 'html', 'utf-8')
+
+ # Attach parts into message container.
+ # According to RFC 2046, the last part of a multipart message, in this case
+ # the HTML message, is best and preferred.
+ msg.attach(part1)
+ msg.attach(part2)
+
+ try:
+ s = smtplib.SMTP(conf.NOTIFICATION_HOST)
+ s.login(conf.NOTIFICATION_USERNAME, conf.NOTIFICATION_PASSWORD)
+ except Exception:
+ logger.exception("send_smtp raised:")
+ else:
+ s.sendmail(conf.NOTIFICATION_EMAIL, msg['To'] + ", " + msg['BCC'], msg.as_string())
+ s.quit()
+
+def send_postmark(to="", bcc="", subject="", plaintext=""):
+ """
+ Send an email via Postmark. Used when the application is deployed on
+ Heroku.
+ """
+ try:
+ message = PMMail(api_key = conf.POSTMARK_API_KEY,
+ subject = subject,
+ sender = conf.NOTIFICATION_EMAIL,
+ text_body = plaintext)
+ message.to = to
+ if bcc != "":
+ message.bcc = bcc
+ message.send()
+ except Exception as e:
+ logger.exception("send_postmark raised:")
+ raise e
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