Sith/com/models.py

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#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
# - Sli <antoine@bartuccio.fr>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License a 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 General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
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from django.conf import settings
from django.core.exceptions import ValidationError
from django.core.mail import EmailMultiAlternatives
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from django.db import models, transaction
from django.db.models import Q
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from django.shortcuts import render
from django.templatetags.static import static
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from django.urls import reverse
from django.utils import timezone
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from django.utils.translation import gettext_lazy as _
from club.models import Club
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from core.models import Notification, Preferences, RealGroup, User
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class Sith(models.Model):
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"""A one instance class storing all the modifiable infos."""
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alert_msg = models.TextField(_("alert message"), default="", blank=True)
info_msg = models.TextField(_("info message"), default="", blank=True)
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weekmail_destinations = models.TextField(_("weekmail destinations"), default="")
def __str__(self):
return "⛩ Sith ⛩"
def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin
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NEWS_TYPES = [
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("NOTICE", _("Notice")),
("EVENT", _("Event")),
("WEEKLY", _("Weekly")),
("CALL", _("Call")),
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]
class News(models.Model):
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"""The news class."""
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title = models.CharField(_("title"), max_length=64)
summary = models.TextField(_("summary"))
content = models.TextField(_("content"))
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type = models.CharField(
_("type"), max_length=16, choices=NEWS_TYPES, default="EVENT"
)
club = models.ForeignKey(
Club, related_name="news", verbose_name=_("club"), on_delete=models.CASCADE
)
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author = models.ForeignKey(
User,
related_name="owned_news",
verbose_name=_("author"),
on_delete=models.CASCADE,
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)
is_moderated = models.BooleanField(_("is moderated"), default=False)
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moderator = models.ForeignKey(
User,
related_name="moderated_news",
verbose_name=_("moderator"),
null=True,
on_delete=models.CASCADE,
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)
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def __str__(self):
return "%s: %s" % (self.type, self.title)
def save(self, *args, **kwargs):
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super().save(*args, **kwargs)
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for u in (
RealGroup.objects.filter(id=settings.SITH_GROUP_COM_ADMIN_ID)
.first()
.users.all()
):
Notification(
user=u,
url=reverse("com:news_admin_list"),
type="NEWS_MODERATION",
param="1",
).save()
def get_absolute_url(self):
return reverse("com:news_detail", kwargs={"news_id": self.id})
def get_full_url(self):
return "https://%s%s" % (settings.SITH_URL, self.get_absolute_url())
def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin or user == self.author
def can_be_edited_by(self, user):
return user.is_com_admin
def can_be_viewed_by(self, user):
return self.is_moderated or user.is_com_admin
def news_notification_callback(notif):
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count = (
News.objects.filter(
Q(dates__start_date__gt=timezone.now(), is_moderated=False)
| Q(type="NOTICE", is_moderated=False)
)
.distinct()
.count()
)
if count:
notif.viewed = False
notif.param = "%s" % count
notif.date = timezone.now()
else:
notif.viewed = True
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class NewsDate(models.Model):
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"""A date class, useful for weekly events, or for events that just have no date.
This class allows more flexibilty managing the dates related to a news, particularly when this news is weekly, since
we don't have to make copies
"""
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news = models.ForeignKey(
News,
related_name="dates",
verbose_name=_("news_date"),
on_delete=models.CASCADE,
)
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start_date = models.DateTimeField(_("start_date"), null=True, blank=True)
end_date = models.DateTimeField(_("end_date"), null=True, blank=True)
def __str__(self):
return "%s: %s - %s" % (self.news.title, self.start_date, self.end_date)
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class Weekmail(models.Model):
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"""The weekmail class.
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:ivar title: Title of the weekmail
:ivar intro: Introduction of the weekmail
:ivar joke: Joke of the week
:ivar protip: Tip of the week
:ivar conclusion: Conclusion of the weekmail
:ivar sent: Track if the weekmail has been sent
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"""
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title = models.CharField(_("title"), max_length=64, blank=True)
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intro = models.TextField(_("intro"), blank=True)
joke = models.TextField(_("joke"), blank=True)
protip = models.TextField(_("protip"), blank=True)
conclusion = models.TextField(_("conclusion"), blank=True)
sent = models.BooleanField(_("sent"), default=False)
class Meta:
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ordering = ["-id"]
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def __str__(self):
return f"Weekmail {self.id} (sent: {self.sent}) - {self.title}"
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def send(self):
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"""Send the weekmail to all users with the receive weekmail option opt-in.
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Also send the weekmail to the mailing list in settings.SITH_COM_EMAIL.
"""
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dest = [
i[0]
for i in Preferences.objects.filter(receive_weekmail=True).values_list(
"user__email"
)
]
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with transaction.atomic():
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email = EmailMultiAlternatives(
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subject=self.title,
body=self.render_text(),
from_email=settings.SITH_COM_EMAIL,
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to=Sith.objects.first().weekmail_destinations.split(" "),
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bcc=dest,
)
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email.attach_alternative(self.render_html(), "text/html")
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email.send()
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self.sent = True
self.save()
Weekmail().save()
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def render_text(self):
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"""Renders a pure text version of the mail for readers without HTML support."""
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return render(
None, "com/weekmail_renderer_text.jinja", context={"weekmail": self}
).content.decode("utf-8")
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def render_html(self):
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"""Renders an HTML version of the mail with images and fancy CSS."""
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return render(
None, "com/weekmail_renderer_html.jinja", context={"weekmail": self}
).content.decode("utf-8")
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def get_banner(self):
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"""Return an absolute link to the banner."""
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return (
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"http://" + settings.SITH_URL + static("com/img/weekmail_bannerV2P22.png")
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)
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def get_footer(self):
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"""Return an absolute link to the footer."""
return "http://" + settings.SITH_URL + static("com/img/weekmail_footerP22.png")
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def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin
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class WeekmailArticle(models.Model):
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weekmail = models.ForeignKey(
Weekmail,
related_name="articles",
verbose_name=_("weekmail"),
null=True,
on_delete=models.CASCADE,
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)
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title = models.CharField(_("title"), max_length=64)
content = models.TextField(_("content"))
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author = models.ForeignKey(
User,
related_name="owned_weekmail_articles",
verbose_name=_("author"),
on_delete=models.CASCADE,
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)
club = models.ForeignKey(
Club,
related_name="weekmail_articles",
verbose_name=_("club"),
on_delete=models.CASCADE,
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)
rank = models.IntegerField(_("rank"), default=-1)
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def __str__(self):
return "%s - %s (%s)" % (self.title, self.author, self.club)
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def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin
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class Screen(models.Model):
name = models.CharField(_("name"), max_length=128)
def __str__(self):
return self.name
def active_posters(self):
now = timezone.now()
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return self.posters.filter(is_moderated=True, date_begin__lte=now).filter(
Q(date_end__isnull=True) | Q(date_end__gte=now)
)
def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin
class Poster(models.Model):
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name = models.CharField(
_("name"), blank=False, null=False, max_length=128, default=""
)
file = models.ImageField(_("file"), null=False, upload_to="com/posters")
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club = models.ForeignKey(
Club,
related_name="posters",
verbose_name=_("club"),
null=False,
on_delete=models.CASCADE,
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)
screens = models.ManyToManyField(Screen, related_name="posters")
date_begin = models.DateTimeField(blank=False, null=False, default=timezone.now)
date_end = models.DateTimeField(blank=True, null=True)
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display_time = models.IntegerField(
_("display time"), blank=False, null=False, default=15
)
is_moderated = models.BooleanField(_("is moderated"), default=False)
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moderator = models.ForeignKey(
User,
related_name="moderated_posters",
verbose_name=_("moderator"),
null=True,
blank=True,
on_delete=models.CASCADE,
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)
def __str__(self):
return self.name
def save(self, *args, **kwargs):
if not self.is_moderated:
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for u in (
RealGroup.objects.filter(id=settings.SITH_GROUP_COM_ADMIN_ID)
.first()
.users.all()
):
Notification(
user=u,
url=reverse("com:poster_moderate_list"),
type="POSTER_MODERATION",
).save()
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return super().save(*args, **kwargs)
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def clean(self, *args, **kwargs):
if self.date_end and self.date_begin > self.date_end:
raise ValidationError(_("Begin date should be before end date"))
def is_owned_by(self, user):
if user.is_anonymous:
return False
return user.is_com_admin or len(user.clubs_with_rights) > 0
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def can_be_moderated_by(self, user):
return user.is_com_admin
def get_display_name(self):
return self.club.get_display_name()
@property
def page(self):
return self.club.page