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# -*- coding: utf-8 -*-
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"""
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rhodecode.model.notification
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~~~~~~~~~~~~~~
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Model for notifications
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:created_on: Nov 20, 2011
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:author: marcink
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:copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
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:license: GPLv3, see COPYING for more details.
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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 General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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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 General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import logging
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import traceback
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import datetime
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from pylons.i18n.translation import _
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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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log = logging.getLogger(__name__)
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class NotificationModel(BaseModel):
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def __get_user(self, user):
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if isinstance(user, basestring):
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return User.get_by_username(username=user)
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else:
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return self._get_instance(User, user)
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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):
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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 or Instance'
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' of Notification got %s' % type(notification))
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def create(self, created_by, subject, body, recipients=None,
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type_=Notification.TYPE_MESSAGE, with_email=True,
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email_kwargs={}):
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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 subject:
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:param body:
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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 type_: type of notification
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:param with_email: send email with this notification
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:param email_kwargs: additional dict to pass as args to email template
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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 a list of iterable')
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created_by_obj = self.__get_user(created_by)
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if recipients:
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recipients_objs = []
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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.append(obj)
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recipients_objs = set(recipients_objs)
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else:
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# empty recipients means to all admins
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recipients_objs = User.query().filter(User.admin == True).all()
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notif = Notification.create(created_by=created_by_obj, subject=subject,
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body=body, recipients=recipients_objs,
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type_=type_)
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if with_email is False:
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return notif
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# send email with notification
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for rec in recipients_objs:
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email_subject = NotificationModel().make_description(notif, False)
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type_ = type_
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email_body = body
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kwargs = {'subject':subject, 'body':h.rst_w_mentions(body)}
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kwargs.update(email_kwargs)
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email_body_html = EmailNotificationModel()\
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.get_email_tmpl(type_, **kwargs)
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run_task(tasks.send_email, rec.email, email_subject, email_body,
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email_body_html)
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return notif
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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
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== notification)\
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.one()
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self.sa.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):
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user = self.__get_user(user)
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return user.notifications
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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, 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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_map = {notification.TYPE_CHANGESET_COMMENT:_('commented on commit'),
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notification.TYPE_MESSAGE:_('sent message'),
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notification.TYPE_MENTION:_('mentioned you'),
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notification.TYPE_REGISTRATION:_('registered in RhodeCode')}
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DATETIME_FORMAT = "%Y-%m-%d %H:%M:%S"
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tmpl = "%(user)s %(action)s %(when)s"
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if show_age:
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when = h.age(notification.created_on)
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else:
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DTF = lambda d: datetime.datetime.strftime(d, DATETIME_FORMAT)
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when = DTF(notification.created_on)
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data = dict(user=notification.created_by_user.username,
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action=_map[notification.type_],
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when=when)
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return tmpl % data
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class EmailNotificationModel(BaseModel):
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TYPE_CHANGESET_COMMENT = Notification.TYPE_CHANGESET_COMMENT
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TYPE_PASSWORD_RESET = 'passoword_link'
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TYPE_REGISTRATION = Notification.TYPE_REGISTRATION
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TYPE_DEFAULT = 'default'
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def __init__(self):
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self._template_root = rhodecode.CONFIG['pylons.paths']['templates'][0]
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self._tmpl_lookup = rhodecode.CONFIG['pylons.app_globals'].mako_lookup
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self.email_types = {
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self.TYPE_CHANGESET_COMMENT:'email_templates/changeset_comment.html',
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self.TYPE_PASSWORD_RESET:'email_templates/password_reset.html',
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self.TYPE_REGISTRATION:'email_templates/registration.html',
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self.TYPE_DEFAULT:'email_templates/default.html'
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}
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def get_email_tmpl(self, type_, **kwargs):
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"""
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return generated template for email based on given type
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:param type_:
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"""
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base = self.email_types.get(type_, self.email_types[self.TYPE_DEFAULT])
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email_template = self._tmpl_lookup.get_template(base)
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# translator inject
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_kwargs = {'_':_}
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_kwargs.update(kwargs)
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log.debug('rendering tmpl %s with kwargs %s' % (base, _kwargs))
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return email_template.render(**_kwargs)
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