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# coding: utf-8
"""
Email notifications.
"""
from __future__ import absolute_import, print_function, unicode_literals
from builtins import str
import logging
import smtplib
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.utils import formatdate, make_msgid
LOGGER = logging.getLogger(__name__)
def send_email(server, port, subject, _from, _to, txt, html, username=None, password=None):
"""
Send an email
:param server: SMTP server to use.
:param port: SMTP port to use.
:param subject: Subject of the email to send.
:param _from: Email address of the sender.
:param _to: List of email addresses of the receivers.
:param txt: Text version of the message.
:param html: HTML version of the message.
"""
if not _to:
LOGGER.warn("No recipients for the email notifications, aborting.")
return
server = smtplib.SMTP(server, port)
if username or password:
server.login(username or "", password or "")
msg = MIMEMultipart("alternative")
msg["Subject"] = subject
msg["From"] = _from
msg["To"] = ", ".join(_to)
msg["Date"] = formatdate()
msg["Message-ID"] = make_msgid()
msg.attach(MIMEText(txt, "plain", "utf-8"))
msg.attach(MIMEText(html, "html", "utf-8"))
server.sendmail(_from, _to, msg.as_string())
server.quit()
def send_notification(config, flats):
"""
Send an email notification about new available flats.
:param config: A config dict.
:param flats: List of flats to include in the notification.
"""
# Don't send an email if there are no new flats.
if not flats:
return
i18n = {
"en": {
"subject": f"{len(flats)} new flats found!",
"hello": "Hello dear user",
"following_new_flats": "The following new flats have been found:",
"area": "area",
"cost": "cost",
"signature": "Hope you'll find what you were looking for.",
},
"fr": {
"subject": f"{len(flats)} nouvelles annonces disponibles !",
"hello": "Bonjour cher utilisateur",
"following_new_flats": "Voici les nouvelles annonces :",
"area": "surface",
"cost": "coût",
"signature": "Bonne recherche",
},
}
trs = i18n.get(config["notification_lang"], "en")
txt = trs["hello"] + ",\n\n\n\n"
html = f"""
<html>
<head></head>
<body>
<p>{trs["hello"]}!</p>
<p>{trs["following_new_flats"]}
<ul>
"""
website_url = config["website_url"]
for flat in flats:
title = str(flat.title)
flat_id = str(flat.id)
area = str(flat.area)
cost = str(flat.cost)
currency = str(flat.currency)
txt += "- {}: {}#/flat/{} ({}: {}, {}: {} {})\n".format(
title,
website_url,
flat_id,
trs["area"],
area,
trs["cost"],
cost,
currency,
)
html += """
<li>
<a href="{}#/flat/{}">{}</a>
({}: {}, {}: {} {})
</li>
""".format(
website_url,
flat_id,
title,
trs["area"],
area,
trs["cost"],
cost,
currency,
)
html += "</ul>"
signature = f"\n{trs['signature']}\n\nBye!\nFlatisfy"
txt += signature
html += signature.replace("\n", "<br>")
html += """</p>
</body>
</html>"""
send_email(
config["smtp_server"],
config["smtp_port"],
trs["subject"],
config["smtp_from"],
config["smtp_to"],
txt,
html,
config.get("smtp_username"),
config.get("smtp_password"),
)