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