mirror of
https://github.com/minetest/contentdb.git
synced 2024-12-23 06:22:24 +01:00
220 lines
7.2 KiB
Python
220 lines
7.2 KiB
Python
# ContentDB
|
|
# Copyright (C) 2018-21 rubenwardy
|
|
#
|
|
# 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 <https://www.gnu.org/licenses/>.
|
|
import smtplib
|
|
import typing
|
|
from typing import Dict
|
|
|
|
from flask import render_template, escape
|
|
from flask_babel import force_locale, gettext, lazy_gettext, LazyString
|
|
from flask_mail import Message
|
|
from app import mail
|
|
from app.models import Notification, db, EmailSubscription, User
|
|
from app.rediscache import increment_key
|
|
from app.tasks import celery
|
|
from app.utils import abs_url_for, abs_url, random_string
|
|
|
|
|
|
def get_email_subscription(email):
|
|
assert type(email) == str
|
|
ret = EmailSubscription.query.filter_by(email=email).first()
|
|
if not ret:
|
|
ret = EmailSubscription(email)
|
|
ret.token = random_string(32)
|
|
db.session.add(ret)
|
|
db.session.commit()
|
|
|
|
return ret
|
|
|
|
|
|
def gen_headers(sub: EmailSubscription, is_bulk: bool) -> Dict[str,str]:
|
|
headers = {"List-Help": f"<{abs_url_for('flatpage', path='help/faq/')}>", "List-Unsubscribe": f"<{sub.url}>"}
|
|
|
|
if is_bulk:
|
|
headers["Precedence"] = "Bulk"
|
|
|
|
return headers
|
|
|
|
|
|
@celery.task()
|
|
def send_verify_email(email, token, locale):
|
|
sub = get_email_subscription(email)
|
|
if sub.blacklisted:
|
|
return
|
|
|
|
with force_locale(locale or "en"):
|
|
msg = Message("Confirm email address", recipients=[email], extra_headers=gen_headers(sub, False))
|
|
|
|
msg.body = """
|
|
This email has been sent to you because someone (hopefully you)
|
|
has entered your email address as a user's email.
|
|
|
|
If it wasn't you, then just delete this email.
|
|
|
|
If this was you, then please click this link to confirm the address:
|
|
|
|
{}
|
|
""".format(abs_url_for('users.verify_email', token=token))
|
|
|
|
msg.html = render_template("emails/verify.html", token=token, sub=sub)
|
|
mail.send(msg)
|
|
increment_key("emails_sent")
|
|
|
|
|
|
@celery.task()
|
|
def send_unsubscribe_verify(email, locale):
|
|
sub = get_email_subscription(email)
|
|
if sub.blacklisted:
|
|
return
|
|
|
|
with force_locale(locale or "en"):
|
|
msg = Message("Confirm unsubscribe", recipients=[email], extra_headers=gen_headers(sub, False))
|
|
|
|
msg.body = """
|
|
We're sorry to see you go. You just need to do one more thing before your email is blacklisted.
|
|
|
|
Click this link to blacklist email: {}
|
|
""".format(abs_url_for('users.unsubscribe', token=sub.token))
|
|
|
|
msg.html = render_template("emails/verify_unsubscribe.html", sub=sub)
|
|
mail.send(msg)
|
|
increment_key("emails_sent")
|
|
|
|
|
|
@celery.task(rate_limit="25/m")
|
|
def send_email_with_reason(email: str, locale: str, subject: str, text: str, html: str,
|
|
reason: typing.Union[str, LazyString], conn: any):
|
|
sub = get_email_subscription(email)
|
|
if sub.blacklisted:
|
|
return
|
|
|
|
with force_locale(locale or "en"):
|
|
msg = Message(subject, recipients=[email], extra_headers=gen_headers(sub, conn is not None))
|
|
|
|
msg.body = text
|
|
html = html or f"<pre>{escape(text)}</pre>"
|
|
msg.html = render_template("emails/base.html", subject=subject, content=html, reason=reason, sub=sub)
|
|
if conn:
|
|
conn.send(msg)
|
|
else:
|
|
mail.send(msg)
|
|
increment_key("emails_sent")
|
|
|
|
|
|
@celery.task(rate_limit="25/m")
|
|
def send_user_email(email: str, locale: str, subject: str, text: str, html=None, conn=None):
|
|
return send_email_with_reason(email, locale, subject, text, html,
|
|
lazy_gettext("You are receiving this email because you are a registered user of ContentDB."), conn)
|
|
|
|
|
|
@celery.task(rate_limit="25/m")
|
|
def send_anon_email(email: str, locale: str, subject: str, text: str, html=None):
|
|
return send_email_with_reason(email, locale, subject, text, html,
|
|
lazy_gettext("You are receiving this email because someone (hopefully you) entered your email address as a user's email."), None)
|
|
|
|
|
|
def send_single_email(notification, locale):
|
|
sub = get_email_subscription(notification.user.email)
|
|
if sub.blacklisted:
|
|
return
|
|
|
|
with force_locale(locale or "en"):
|
|
msg = Message(notification.title, recipients=[notification.user.email], extra_headers=gen_headers(sub, False))
|
|
|
|
msg.body = """
|
|
New notification: {}
|
|
|
|
View: {}
|
|
|
|
Manage email settings: {}
|
|
Unsubscribe: {}
|
|
""".format(notification.title, abs_url(notification.url),
|
|
abs_url_for("users.email_notifications", username=notification.user.username),
|
|
abs_url_for("users.unsubscribe", token=sub.token))
|
|
|
|
msg.html = render_template("emails/notification.html", notification=notification, sub=sub)
|
|
mail.send(msg)
|
|
increment_key("emails_sent")
|
|
|
|
|
|
def send_notification_digest(notifications: [Notification], locale):
|
|
user = notifications[0].user
|
|
|
|
sub = get_email_subscription(user.email)
|
|
if sub.blacklisted:
|
|
return
|
|
|
|
with force_locale(locale or "en"):
|
|
msg = Message(gettext("%(num)d new notifications", num=len(notifications)), recipients=[user.email])
|
|
|
|
msg.body = "".join(["<{}> {}\n{}: {}\n\n".format(notification.causer.display_name, notification.title, gettext("View"), abs_url(notification.url)) for notification in notifications])
|
|
|
|
msg.body += "{}: {}\n{}: {}".format(
|
|
gettext("Manage email settings"),
|
|
abs_url_for("users.email_notifications", username=user.username),
|
|
gettext("Unsubscribe"),
|
|
abs_url_for("users.unsubscribe", token=sub.token))
|
|
|
|
msg.html = render_template("emails/notification_digest.html", notifications=notifications, user=user, sub=sub)
|
|
mail.send(msg)
|
|
increment_key("emails_sent")
|
|
|
|
|
|
@celery.task()
|
|
def send_pending_digests():
|
|
for user in User.query.filter(User.notifications.any(emailed=False)).all():
|
|
to_send = []
|
|
for notification in user.notifications:
|
|
if not notification.emailed and notification.can_send_digest():
|
|
to_send.append(notification)
|
|
notification.emailed = True
|
|
|
|
if len(to_send) > 0:
|
|
send_notification_digest(to_send, user.locale or "en")
|
|
|
|
db.session.commit()
|
|
|
|
|
|
@celery.task()
|
|
def send_pending_notifications():
|
|
for user in User.query.filter(User.notifications.any(emailed=False)).all():
|
|
to_send = []
|
|
for notification in user.notifications:
|
|
if not notification.emailed:
|
|
if notification.can_send_email():
|
|
to_send.append(notification)
|
|
notification.emailed = True
|
|
elif not notification.can_send_digest():
|
|
notification.emailed = True
|
|
|
|
db.session.commit()
|
|
|
|
try:
|
|
if len(to_send) > 1:
|
|
send_notification_digest(to_send, user.locale or "en")
|
|
elif len(to_send) > 0:
|
|
send_single_email(to_send[0], user.locale or "en")
|
|
except smtplib.SMTPDataError as e:
|
|
if "Message rejected under suspicion of SPAM" in str(e):
|
|
raise Exception(f"Failed to send email to {user.username} due to yandex spam filter") from e
|
|
else:
|
|
raise e
|
|
|
|
@celery.task()
|
|
def send_bulk_email(subject: str, text: str, html=None):
|
|
with mail.connect() as conn:
|
|
for user in User.query.filter(User.email.isnot(None)).all():
|
|
send_user_email(user.email, user.locale or "en", subject, text, html, conn)
|