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58 lines
1.7 KiB
Python
58 lines
1.7 KiB
Python
from django.db import models
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from django.utils import timezone
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from django.utils.translation import gettext_lazy as _
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from konova.models import BaseResource
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from user.models import UserActionLogEntry
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class ServerMessageImportance(models.TextChoices):
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"""
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Defines importance levels for server messages
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"""
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DEFAULT = "default", _("Default")
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INFO = "info", _("Info")
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WARNING = "warning", _("Warning")
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class ServerMessage(BaseResource):
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"""
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Holds messages, which can be displayed on the user's dashboard
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"""
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subject = models.CharField(max_length=500, null=False, blank=False)
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body = models.TextField()
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is_active = models.BooleanField(default=True)
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publish_on = models.DateTimeField()
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unpublish_on = models.DateTimeField(null=True, blank=True)
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importance = models.CharField(max_length=100, choices=ServerMessageImportance.choices)
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def save(self, user=None, *args, **kwargs):
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user = kwargs.pop("user", None)
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if user is not None:
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if self.created is None:
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self.created = UserActionLogEntry.get_created_action(user)
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else:
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self.modified = UserActionLogEntry.get_edited_action(user)
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super().save(*args, **kwargs)
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@staticmethod
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def get_current_news():
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""" Getter for the most current news
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Meaning the ones that are
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* activated
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* publish_on has passed
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* unpublish_on (if set) has not been passed, yet
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"""
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now = timezone.now()
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news = ServerMessage.objects.filter(
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is_active=True,
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publish_on__lte=now,
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).exclude(
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unpublish_on__lte=now,
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).order_by(
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"-publish_on"
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)
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return news |