taiga-back/greenmine/base/models.py

67 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
import uuid
from django.db.models import signals
from django.db import models
from django.db.models.signals import post_save, m2m_changed
from django.utils.timezone import now
from django.dispatch import receiver
from django.utils.translation import ugettext_lazy as _
from django.contrib.auth.models import UserManager, AbstractUser, Group
from greenmine.scrum.models import Project, UserStory, Task
import uuid
# Centralized uuid attachment and ref generation
@receiver(signals.pre_save)
def attach_uuid(sender, instance, **kwargs):
fields = sender._meta.init_name_map()
#fields = sender._meta.get_all_field_names()
if "modified_date" in fields:
instance.modified_date = now()
# if sender class does not have uuid field.
if "uuid" in fields:
if not instance.uuid:
instance.uuid = unicode(uuid.uuid1())
# Centraliced reference assignation.
@receiver(signals.pre_save, sender=Task)
@receiver(signals.pre_save, sender=UserStory)
def attach_unique_reference(sender, instance, **kwargs):
project = Project.objects.select_for_update().filter(pk=instance.project_id).get()
if isinstance(instance, Task):
project.last_task_ref += 1
instance.ref = project.last_task_ref
else:
project.last_us_ref += 1
instance.ref = project.last_us_ref
project.save()
class User(AbstractUser):
color = models.CharField(max_length=9)
description = models.TextField(blank=True)
photo = models.FileField(upload_to="files/msg", max_length=500, null=True, blank=True)
default_language = models.CharField(max_length=20, null=True, blank=True, default=None)
default_timezone = models.CharField(max_length=20, null=True, blank=True, default=None)
token = models.CharField(max_length=200, unique=True, null=True, blank=True, default=None)
colorize_tags = models.BooleanField(default=False)
objects = UserManager()
class Role(models.Model):
name = models.CharField(max_length=200)
slug = models.SlugField(max_length=250, unique=True, blank=True)
permissions = models.ManyToManyField('auth.Permission',
verbose_name=_('permissions'), blank=True)
def __unicode__(self):
return unicode(self.name)