planetstack/core/models/user.py

   1 import os
   2 import datetime
   3 from collections import defaultdict
   4 from django.db import models
   5 from django.db.models import F, Q
   6 from core.models import PlCoreBase,Site, DashboardView
   7 from core.models.site import Deployment
   8 from django.contrib.auth.models import AbstractBaseUser, BaseUserManager
   9 from timezones.fields import TimeZoneField
  10 from operator import itemgetter, attrgetter
  11
  12 # Create your models here.
  13 class UserManager(BaseUserManager):
  14     def create_user(self, email, firstname, lastname, password=None):
  15         """
  16         Creates and saves a User with the given email, date of
  17         birth and password.
  18         """
  19         if not email:
  20             raise ValueError('Users must have an email address')
  21
  22         user = self.model(
  23             email=UserManager.normalize_email(email),
  24             firstname=firstname,
  25             lastname=lastname,
  26             password=password
  27         )
  28         #user.set_password(password)
  29         user.is_admin = True
  30         user.save(using=self._db)
  31         return user
  32
  33     def create_superuser(self, email, firstname, lastname, password):
  34         """
  35         Creates and saves a superuser with the given email, date of
  36         birth and password.
  37         """
  38         user = self.create_user(email,
  39             password=password,
  40             firstname=firstname,
  41             lastname=lastname
  42         )
  43         user.is_admin = True
  44         user.save(using=self._db)
  45         return user
  46
  47 class DeletedUserManager(UserManager):
  48     def get_query_set(self):
  49         return super(UserManager, self).get_query_set().filter(deleted=True)
  50
  51 class User(AbstractBaseUser):
  52
  53     class Meta:
  54         app_label = "core"
  55
  56     email = models.EmailField(
  57         verbose_name='email address',
  58         max_length=255,
  59         unique=True,
  60         db_index=True,
  61     )
  62
  63     username = models.CharField(max_length=255, default="Something" )
  64
  65     firstname = models.CharField(help_text="person's given name", max_length=200)
  66     lastname = models.CharField(help_text="person's surname", max_length=200)
  67
  68     phone = models.CharField(null=True, blank=True, help_text="phone number contact", max_length=100)
  69     user_url = models.URLField(null=True, blank=True)
  70     site = models.ForeignKey(Site, related_name='users', help_text="Site this user will be homed too", null=True)
  71     public_key = models.TextField(null=True, blank=True, max_length=1024, help_text="Public key string")
  72
  73     is_active = models.BooleanField(default=True)
  74     is_admin = models.BooleanField(default=True)
  75     is_staff = models.BooleanField(default=True)
  76     is_readonly = models.BooleanField(default=False)
  77
  78     created = models.DateTimeField(auto_now_add=True)
  79     updated = models.DateTimeField(auto_now=True)
  80     enacted = models.DateTimeField(null=True, default=None)
  81     backend_status = models.CharField(max_length=140,
  82                                       default="Provisioning in progress")
  83     deleted = models.BooleanField(default=False)
  84
  85     timezone = TimeZoneField()
  86
  87     dashboards = models.ManyToManyField('DashboardView', through='UserDashboardView', blank=True)
  88
  89     objects = UserManager()
  90     deleted_objects = DeletedUserManager()
  91
  92     USERNAME_FIELD = 'email'
  93     REQUIRED_FIELDS = ['firstname', 'lastname']
  94
  95     def isReadOnlyUser(self):
  96         return self.is_readonly
  97
  98     def get_full_name(self):
  99         # The user is identified by their email address
 100         return self.email
 101
 102     def get_short_name(self):
 103         # The user is identified by their email address
 104         return self.email
 105
 106     def delete(self, *args, **kwds):
 107         # so we have something to give the observer
 108         purge = kwds.get('purge',False)
 109         try:
 110             purge = purge or observer_disabled
 111         except NameError:
 112             pass
 113
 114         if (purge):
 115             super(User, self).delete(*args, **kwds)
 116         else:
 117             self.deleted = True
 118             self.enacted=None
 119             self.save(update_fields=['enacted','deleted'])
 120
 121     @property
 122     def keyname(self):
 123         return self.email[:self.email.find('@')]
 124
 125     def __unicode__(self):
 126         return self.email
 127
 128     def has_perm(self, perm, obj=None):
 129         "Does the user have a specific permission?"
 130         # Simplest possible answer: Yes, always
 131         return True
 132
 133     def has_module_perms(self, app_label):
 134         "Does the user have permissions to view the app `app_label`?"
 135         # Simplest possible answer: Yes, always
 136         return True
 137
 138     def is_superuser(self):
 139         return False
 140
 141     def get_dashboards(self):
 142         DEFAULT_DASHBOARDS=["Tenant"]
 143
 144         dashboards = sorted(list(self.dashboardViews.all()), key=attrgetter('order'))
 145         dashboards = [x.dashboardView for x in dashboards]
 146
 147         if not dashboards:
 148             for dashboardName in DEFAULT_DASHBOARDS:
 149                 dbv = DashboardView.objects.filter(name=dashboardName)
 150                 if dbv:
 151                     dashboards.append(dbv[0])
 152
 153         return dashboards
 154
 155 #    def get_roles(self):
 156 #        from core.models.site import SitePrivilege
 157 #        from core.models.slice import SliceMembership
 158 #
 159 #        site_privileges = SitePrivilege.objects.filter(user=self)
 160 #        slice_memberships = SliceMembership.objects.filter(user=self)
 161 #        roles = defaultdict(list)
 162 #        for site_privilege in site_privileges:
 163 #            roles[site_privilege.role.role_type].append(site_privilege.site.login_base)
 164 #        for slice_membership in slice_memberships:
 165 #            roles[slice_membership.role.role_type].append(slice_membership.slice.name)
 166 #        return roles
 167
 168     def save(self, *args, **kwds):
 169         if not self.id:
 170             self.set_password(self.password)
 171         self.username = self.email
 172         super(User, self).save(*args, **kwds)
 173
 174     @staticmethod
 175     def select_by_user(user):
 176         if user.is_admin:
 177             qs = User.objects.all()
 178         else:
 179             # can see all users at any site where this user has pi role
 180             from core.models.site import SitePrivilege
 181             site_privs = SitePrivilege.objects.filter(user=user)
 182             sites = [sp.site for sp in site_privs if sp.role.role == 'pi']
 183             # get site privs of users at these sites
 184             site_privs = SitePrivilege.objects.filter(site__in=sites)
 185             user_ids = [sp.user.id for sp in site_privs] + [user.id]
 186             qs = User.objects.filter(Q(site__in=sites) | Q(id__in=user_ids))
 187         return qs
 188
 189 class UserDashboardView(PlCoreBase):
 190      user = models.ForeignKey(User, related_name="dashboardViews")
 191      dashboardView = models.ForeignKey(DashboardView, related_name="dashboardViews")
 192      order = models.IntegerField(default=0)