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__copyright__ = "Copyright © Stichting SciPost (SciPost Foundation)"
__license__ = "AGPL v3"
from django.contrib.contenttypes.fields import GenericForeignKey
from django.contrib.contenttypes.models import ContentType
from django.db import models
from django.utils import timezone
from .constants import TICKET_PRIORITIES, TICKET_STATUSES
class Queue(models.Model):
"""
Ticket category.
Each Ticket falls under one specific Queue.
A Queue is managed by a specific Group.
"""
name = models.CharField(max_length=64)
slug = models.SlugField(allow_unicode=True)
description = models.TextField()
managing_group = models.ForeignKey('auth.Group', on_delete=models.CASCADE,
related_name='managed_queues')
response_groups = models.ManyToManyField('auth.Group')
parent_queue = models.ForeignKey('helpdesk.Queue', on_delete=models.CASCADE,
blank=True, null=True)
class Meta:
ordering = ['name',]
def __str__(self):
return self.name
class Ticket(models.Model):
"""
User-created ticket, representing a query or request for assistance.
Each ticket lives in a Queue.
"""
queue = models.ForeignKey('helpdesk.Queue', on_delete=models.CASCADE)
description = models.TextField(
help_text=(
'You can use ReStructuredText, see a '
'<a href="https://devguide.python.org/documenting/#restructuredtext-primer" '
'target="_blank">primer on python.org</a>')
)
publicly_visible = models.BooleanField(
default=False,
help_text=('Do you agree with this Ticket being made publicly visible '
'(and appearing in our public Knowledge Base)?'))
defined_on = models.DateTimeField(default=timezone.now)
defined_by = models.ForeignKey('auth.User', on_delete=models.CASCADE)
priority = models.CharField(max_length=32, choices=TICKET_PRIORITIES)
deadline = models.DateField(blank=True, null=True)
status = models.CharField(max_length=32, choices=TICKET_STATUSES)
assigned_to = models.ForeignKey('auth.User', on_delete=models.SET_NULL,
blank=True, null=True, related_name='assigned_tickets')
concerning_object_type = models.ForeignKey(ContentType, on_delete=models.CASCADE,
blank=True, null=True)
concerning_object_id = models.PositiveIntegerField(blank=True, null=True)
concerning_object = GenericForeignKey('concerning_object_type', 'concerning_object_id')
class Meta:
ordering = ['queue', 'priority']
def __str__(self):
return '%s - %s' % (self.queue, self.pk)