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# -*- coding: utf-8 -*-
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# Copyright (C) 2011-2020 RhodeCode GmbH
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#
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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, version 3
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# (only), as published by the Free Software Foundation.
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#
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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 General Public License for more details.
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#
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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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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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"""
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Model for notifications
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"""
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import logging
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import traceback
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import premailer
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from pyramid.threadlocal import get_current_request
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from sqlalchemy.sql.expression import false, true
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import rhodecode
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from rhodecode.lib import helpers as h
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from rhodecode.model import BaseModel
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from rhodecode.model.db import Notification, User, UserNotification
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from rhodecode.model.meta import Session
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from rhodecode.translation import TranslationString
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log = logging.getLogger(__name__)
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class NotificationModel(BaseModel):
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cls = Notification
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def __get_notification(self, notification):
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if isinstance(notification, Notification):
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return notification
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elif isinstance(notification, (int, long)):
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return Notification.get(notification)
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else:
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if notification:
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raise Exception('notification must be int, long or Instance'
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' of Notification got %s' % type(notification))
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def create(
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self, created_by, notification_subject, notification_body,
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notification_type=Notification.TYPE_MESSAGE, recipients=None,
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mention_recipients=None, with_email=True, email_kwargs=None):
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"""
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Creates notification of given type
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:param created_by: int, str or User instance. User who created this
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notification
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:param notification_subject: subject of notification itself
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:param notification_body: body of notification text
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:param notification_type: type of notification, based on that we
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pick templates
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:param recipients: list of int, str or User objects, when None
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is given send to all admins
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:param mention_recipients: list of int, str or User objects,
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that were mentioned
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:param with_email: send email with this notification
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:param email_kwargs: dict with arguments to generate email
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"""
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from rhodecode.lib.celerylib import tasks, run_task
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if recipients and not getattr(recipients, '__iter__', False):
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raise Exception('recipients must be an iterable object')
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created_by_obj = self._get_user(created_by)
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# default MAIN body if not given
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email_kwargs = email_kwargs or {'body': notification_body}
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mention_recipients = mention_recipients or set()
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if not created_by_obj:
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raise Exception('unknown user %s' % created_by)
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if recipients is None:
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# recipients is None means to all admins
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recipients_objs = User.query().filter(User.admin == true()).all()
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log.debug('sending notifications %s to admins: %s',
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notification_type, recipients_objs)
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else:
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recipients_objs = set()
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for u in recipients:
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obj = self._get_user(u)
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if obj:
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recipients_objs.add(obj)
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else: # we didn't find this user, log the error and carry on
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log.error('cannot notify unknown user %r', u)
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if not recipients_objs:
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raise Exception('no valid recipients specified')
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log.debug('sending notifications %s to %s',
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notification_type, recipients_objs)
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# add mentioned users into recipients
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final_recipients = set(recipients_objs).union(mention_recipients)
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notification = Notification.create(
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created_by=created_by_obj, subject=notification_subject,
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body=notification_body, recipients=final_recipients,
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type_=notification_type
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)
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if not with_email: # skip sending email, and just create notification
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return notification
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# don't send email to person who created this comment
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rec_objs = set(recipients_objs).difference({created_by_obj})
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# now notify all recipients in question
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for recipient in rec_objs.union(mention_recipients):
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# inject current recipient
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email_kwargs['recipient'] = recipient
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email_kwargs['mention'] = recipient in mention_recipients
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(subject, headers, email_body,
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email_body_plaintext) = EmailNotificationModel().render_email(
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notification_type, **email_kwargs)
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log.debug(
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'Creating notification email task for user:`%s`', recipient)
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task = run_task(
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tasks.send_email, recipient.email, subject,
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email_body_plaintext, email_body)
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log.debug('Created email task: %s', task)
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return notification
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def delete(self, user, notification):
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# we don't want to remove actual notification just the assignment
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try:
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notification = self.__get_notification(notification)
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user = self._get_user(user)
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if notification and user:
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obj = UserNotification.query()\
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.filter(UserNotification.user == user)\
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.filter(UserNotification.notification == notification)\
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.one()
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Session().delete(obj)
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return True
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except Exception:
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log.error(traceback.format_exc())
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raise
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def get_for_user(self, user, filter_=None):
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"""
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Get mentions for given user, filter them if filter dict is given
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"""
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user = self._get_user(user)
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q = UserNotification.query()\
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.filter(UserNotification.user == user)\
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.join((
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Notification, UserNotification.notification_id ==
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Notification.notification_id))
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if filter_ == ['all']:
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q = q # no filter
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elif filter_ == ['unread']:
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q = q.filter(UserNotification.read == false())
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elif filter_:
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q = q.filter(Notification.type_.in_(filter_))
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return q
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def mark_read(self, user, notification):
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try:
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notification = self.__get_notification(notification)
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user = self._get_user(user)
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if notification and user:
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obj = UserNotification.query()\
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.filter(UserNotification.user == user)\
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.filter(UserNotification.notification == notification)\
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.one()
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obj.read = True
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Session().add(obj)
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return True
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except Exception:
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log.error(traceback.format_exc())
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raise
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def mark_all_read_for_user(self, user, filter_=None):
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user = self._get_user(user)
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q = UserNotification.query()\
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.filter(UserNotification.user == user)\
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.filter(UserNotification.read == false())\
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.join((
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Notification, UserNotification.notification_id ==
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Notification.notification_id))
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if filter_ == ['unread']:
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q = q.filter(UserNotification.read == false())
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elif filter_:
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q = q.filter(Notification.type_.in_(filter_))
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# this is a little inefficient but sqlalchemy doesn't support
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# update on joined tables :(
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for obj in q.all():
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obj.read = True
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Session().add(obj)
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def get_unread_cnt_for_user(self, user):
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user = self._get_user(user)
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return UserNotification.query()\
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.filter(UserNotification.read == false())\
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.filter(UserNotification.user == user).count()
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def get_unread_for_user(self, user):
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user = self._get_user(user)
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return [x.notification for x in UserNotification.query()
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.filter(UserNotification.read == false())
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.filter(UserNotification.user == user).all()]
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def get_user_notification(self, user, notification):
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user = self._get_user(user)
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notification = self.__get_notification(notification)
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return UserNotification.query()\
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.filter(UserNotification.notification == notification)\
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.filter(UserNotification.user == user).scalar()
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def make_description(self, notification, translate, show_age=True):
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"""
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Creates a human readable description based on properties
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of notification object
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"""
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_ = translate
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_map = {
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notification.TYPE_CHANGESET_COMMENT: [
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_('%(user)s commented on commit %(date_or_age)s'),
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_('%(user)s commented on commit at %(date_or_age)s'),
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],
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notification.TYPE_MESSAGE: [
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_('%(user)s sent message %(date_or_age)s'),
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_('%(user)s sent message at %(date_or_age)s'),
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],
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notification.TYPE_MENTION: [
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_('%(user)s mentioned you %(date_or_age)s'),
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_('%(user)s mentioned you at %(date_or_age)s'),
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],
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notification.TYPE_REGISTRATION: [
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_('%(user)s registered in RhodeCode %(date_or_age)s'),
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_('%(user)s registered in RhodeCode at %(date_or_age)s'),
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],
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notification.TYPE_PULL_REQUEST: [
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_('%(user)s opened new pull request %(date_or_age)s'),
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_('%(user)s opened new pull request at %(date_or_age)s'),
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],
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notification.TYPE_PULL_REQUEST_UPDATE: [
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_('%(user)s updated pull request %(date_or_age)s'),
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_('%(user)s updated pull request at %(date_or_age)s'),
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],
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notification.TYPE_PULL_REQUEST_COMMENT: [
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_('%(user)s commented on pull request %(date_or_age)s'),
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_('%(user)s commented on pull request at %(date_or_age)s'),
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],
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}
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templates = _map[notification.type_]
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if show_age:
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template = templates[0]
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date_or_age = h.age(notification.created_on)
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if translate:
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date_or_age = translate(date_or_age)
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if isinstance(date_or_age, TranslationString):
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date_or_age = date_or_age.interpolate()
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else:
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template = templates[1]
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date_or_age = h.format_date(notification.created_on)
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return template % {
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'user': notification.created_by_user.username,
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'date_or_age': date_or_age,
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}
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class EmailNotificationModel(BaseModel):
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TYPE_COMMIT_COMMENT = Notification.TYPE_CHANGESET_COMMENT
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TYPE_REGISTRATION = Notification.TYPE_REGISTRATION
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TYPE_PULL_REQUEST = Notification.TYPE_PULL_REQUEST
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TYPE_PULL_REQUEST_COMMENT = Notification.TYPE_PULL_REQUEST_COMMENT
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TYPE_PULL_REQUEST_UPDATE = Notification.TYPE_PULL_REQUEST_UPDATE
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TYPE_MAIN = Notification.TYPE_MESSAGE
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TYPE_PASSWORD_RESET = 'password_reset'
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TYPE_PASSWORD_RESET_CONFIRMATION = 'password_reset_confirmation'
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TYPE_EMAIL_TEST = 'email_test'
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TYPE_EMAIL_EXCEPTION = 'exception'
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TYPE_TEST = 'test'
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email_types = {
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TYPE_MAIN:
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'rhodecode:templates/email_templates/main.mako',
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TYPE_TEST:
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'rhodecode:templates/email_templates/test.mako',
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TYPE_EMAIL_EXCEPTION:
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'rhodecode:templates/email_templates/exception_tracker.mako',
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TYPE_EMAIL_TEST:
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'rhodecode:templates/email_templates/email_test.mako',
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TYPE_REGISTRATION:
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'rhodecode:templates/email_templates/user_registration.mako',
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TYPE_PASSWORD_RESET:
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'rhodecode:templates/email_templates/password_reset.mako',
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TYPE_PASSWORD_RESET_CONFIRMATION:
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'rhodecode:templates/email_templates/password_reset_confirmation.mako',
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TYPE_COMMIT_COMMENT:
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'rhodecode:templates/email_templates/commit_comment.mako',
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TYPE_PULL_REQUEST:
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'rhodecode:templates/email_templates/pull_request_review.mako',
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TYPE_PULL_REQUEST_COMMENT:
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'rhodecode:templates/email_templates/pull_request_comment.mako',
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TYPE_PULL_REQUEST_UPDATE:
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'rhodecode:templates/email_templates/pull_request_update.mako',
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}
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premailer_instance = premailer.Premailer(
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cssutils_logging_level=logging.WARNING,
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cssutils_logging_handler=logging.getLogger().handlers[0]
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if logging.getLogger().handlers else None,
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)
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def __init__(self):
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"""
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Example usage::
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(subject, headers, email_body,
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email_body_plaintext) = EmailNotificationModel().render_email(
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EmailNotificationModel.TYPE_TEST, **email_kwargs)
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"""
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super(EmailNotificationModel, self).__init__()
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self.rhodecode_instance_name = rhodecode.CONFIG.get('rhodecode_title')
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def _update_kwargs_for_render(self, kwargs):
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"""
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Inject params required for Mako rendering
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:param kwargs:
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"""
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kwargs['rhodecode_instance_name'] = self.rhodecode_instance_name
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kwargs['rhodecode_version'] = rhodecode.__version__
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instance_url = h.route_url('home')
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_kwargs = {
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'instance_url': instance_url,
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'whitespace_filter': self.whitespace_filter
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}
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_kwargs.update(kwargs)
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return _kwargs
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def whitespace_filter(self, text):
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return text.replace('\n', '').replace('\t', '')
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def get_renderer(self, type_, request):
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template_name = self.email_types[type_]
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return request.get_partial_renderer(template_name)
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def render_email(self, type_, **kwargs):
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"""
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renders template for email, and returns a tuple of
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(subject, email_headers, email_html_body, email_plaintext_body)
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"""
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# translator and helpers inject
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_kwargs = self._update_kwargs_for_render(kwargs)
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request = get_current_request()
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email_template = self.get_renderer(type_, request=request)
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subject = email_template.render('subject', **_kwargs)
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try:
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headers = email_template.render('headers', **_kwargs)
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except AttributeError:
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# it's not defined in template, ok we can skip it
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headers = ''
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try:
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body_plaintext = email_template.render('body_plaintext', **_kwargs)
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except AttributeError:
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# it's not defined in template, ok we can skip it
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body_plaintext = ''
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# render WHOLE template
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body = email_template.render(None, **_kwargs)
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try:
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# Inline CSS styles and conversion
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body = self.premailer_instance.transform(body)
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except Exception:
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log.exception('Failed to parse body with premailer')
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pass
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return subject, headers, body, body_plaintext
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