1 files changed, 109 insertions, 0 deletions
diff --git a/web/emails.py b/web/emails.py
new file mode 100644
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+++ b/web/emails.py
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+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# jarr - A Web based news aggregator.
+# Copyright (C) 2010-2015  Cédric Bonhomme - https://www.JARR-aggregator.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(to=kwargs.get("to"),
+                      bcc=kwargs.get("bcc"),
+                      subject=kwargs.get("subject"),
+                      plaintext=kwargs.get("plaintext"))
+    else:
+        send_smtp(to=kwargs.get("to"),
+                   bcc=kwargs.get("bcc"),
+                   subject=kwargs.get("subject"),
+                   plaintext=kwargs.get("plaintext"),
+                   html=kwargs.get("html"))
+
+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