blob: c8df8362baeda37ddd72bfda15cbc2caf5c06ca6 [file] [log] [blame]
import os
import datetime
import sys
import hashlib
from collections import defaultdict
from django.forms.models import model_to_dict
from django.db import models
from django.db.models import F, Q
from core.models import PlCoreBase,Site, DashboardView, DiffModelMixIn
from django.contrib.auth.models import AbstractBaseUser, BaseUserManager
from timezones.fields import TimeZoneField
from operator import itemgetter, attrgetter
from django.core.mail import EmailMultiAlternatives
from core.middleware import get_request
import model_policy
from django.core.exceptions import PermissionDenied
# ------ from plcorebase.py ------
try:
# This is a no-op if observer_disabled is set to 1 in the config file
from observer import *
except:
print >> sys.stderr, "import of observer failed! printing traceback and disabling observer:"
import traceback
traceback.print_exc()
# guard against something failing
def notify_observer(*args, **kwargs):
pass
# ------ ------
# Create your models here.
class UserManager(BaseUserManager):
def create_user(self, email, firstname, lastname, password=None):
"""
Creates and saves a User with the given email, date of
birth and password.
"""
if not email:
raise ValueError('Users must have an email address')
user = self.model(
email=UserManager.normalize_email(email),
firstname=firstname,
lastname=lastname,
password=password
)
#user.set_password(password)
user.is_admin = True
user.save(using=self._db)
return user
def create_superuser(self, email, firstname, lastname, password):
"""
Creates and saves a superuser with the given email, date of
birth and password.
"""
user = self.create_user(email,
password=password,
firstname=firstname,
lastname=lastname
)
user.is_admin = True
user.save(using=self._db)
return user
def get_queryset(self):
parent=super(UserManager, self)
if hasattr(parent, "get_queryset"):
return parent.get_queryset().filter(deleted=False)
else:
return parent.get_query_set().filter(deleted=False)
# deprecated in django 1.7 in favor of get_queryset().
def get_query_set(self):
return self.get_queryset()
class DeletedUserManager(UserManager):
def get_queryset(self):
return super(UserManager, self).get_query_set().filter(deleted=True)
# deprecated in django 1.7 in favor of get_queryset()
def get_query_set(self):
return self.get_queryset()
class User(AbstractBaseUser): #, DiffModelMixIn):
# ---- copy stuff from DiffModelMixin ----
@property
def _dict(self):
return model_to_dict(self, fields=[field.name for field in
self._meta.fields])
@property
def diff(self):
d1 = self._initial
d2 = self._dict
diffs = [(k, (v, d2[k])) for k, v in d1.items() if v != d2[k]]
return dict(diffs)
@property
def has_changed(self):
return bool(self.diff)
@property
def changed_fields(self):
return self.diff.keys()
def has_field_changed(self, field_name):
return field_name in self.diff.keys()
def get_field_diff(self, field_name):
return self.diff.get(field_name, None)
#classmethod
def getValidators(cls):
""" primarily for REST API, return a dictionary of field names mapped
to lists of the type of validations that need to be applied to
those fields.
"""
validators = {}
for field in cls._meta.fields:
l = []
if field.blank==False:
l.append("notBlank")
if field.__class__.__name__=="URLField":
l.append("url")
validators[field.name] = l
return validators
# ---- end copy stuff from DiffModelMixin ----
@property
def remote_password(self):
return hashlib.md5(self.password).hexdigest()[:12]
class Meta:
app_label = "core"
email = models.EmailField(
verbose_name='email address',
max_length=255,
unique=True,
db_index=True,
)
username = models.CharField(max_length=255, default="Something" )
firstname = models.CharField(help_text="person's given name", max_length=200)
lastname = models.CharField(help_text="person's surname", max_length=200)
phone = models.CharField(null=True, blank=True, help_text="phone number contact", max_length=100)
user_url = models.URLField(null=True, blank=True)
site = models.ForeignKey(Site, related_name='users', help_text="Site this user will be homed too", null=True)
public_key = models.TextField(null=True, blank=True, max_length=1024, help_text="Public key string")
is_active = models.BooleanField(default=True)
is_admin = models.BooleanField(default=False)
is_staff = models.BooleanField(default=True)
is_readonly = models.BooleanField(default=False)
is_registering = models.BooleanField(default=False)
created = models.DateTimeField(auto_now_add=True)
updated = models.DateTimeField(auto_now=True)
enacted = models.DateTimeField(null=True, default=None)
policed = models.DateTimeField(null=True, default=None)
backend_status = models.CharField(max_length=140,
default="Provisioning in progress")
deleted = models.BooleanField(default=False)
timezone = TimeZoneField()
dashboards = models.ManyToManyField('DashboardView', through='UserDashboardView', blank=True)
objects = UserManager()
deleted_objects = DeletedUserManager()
USERNAME_FIELD = 'email'
REQUIRED_FIELDS = ['firstname', 'lastname']
PI_FORBIDDEN_FIELDS = ["is_admin", "site", "is_staff"]
USER_FORBIDDEN_FIELDS = ["is_admin", "is_active", "site", "is_staff", "is_readonly"]
def __init__(self, *args, **kwargs):
super(User, self).__init__(*args, **kwargs)
self._initial = self._dict # for DiffModelMixIn
def isReadOnlyUser(self):
return self.is_readonly
def get_full_name(self):
# The user is identified by their email address
return self.email
def get_short_name(self):
# The user is identified by their email address
return self.email
def delete(self, *args, **kwds):
# so we have something to give the observer
purge = kwds.get('purge',False)
if purge:
del kwds['purge']
try:
purge = purge or observer_disabled
except NameError:
pass
if (purge):
super(User, self).delete(*args, **kwds)
else:
self.deleted = True
self.enacted=None
self.save(update_fields=['enacted','deleted'])
@property
def keyname(self):
return self.email[:self.email.find('@')]
def __unicode__(self):
return self.email
def has_perm(self, perm, obj=None):
"Does the user have a specific permission?"
# Simplest possible answer: Yes, always
return True
def has_module_perms(self, app_label):
"Does the user have permissions to view the app `app_label`?"
# Simplest possible answer: Yes, always
return True
def is_superuser(self):
return False
def get_dashboards(self):
DEFAULT_DASHBOARDS=["Tenant"]
dashboards = sorted(list(self.userdashboardviews.all()), key=attrgetter('order'))
dashboards = [x.dashboardView for x in dashboards]
if not dashboards:
for dashboardName in DEFAULT_DASHBOARDS:
dbv = DashboardView.objects.filter(name=dashboardName)
if dbv:
dashboards.append(dbv[0])
return dashboards
# def get_roles(self):
# from core.models.site import SitePrivilege
# from core.models.slice import SliceMembership
#
# site_privileges = SitePrivilege.objects.filter(user=self)
# slice_memberships = SliceMembership.objects.filter(user=self)
# roles = defaultdict(list)
# for site_privilege in site_privileges:
# roles[site_privilege.role.role_type].append(site_privilege.site.login_base)
# for slice_membership in slice_memberships:
# roles[slice_membership.role.role_type].append(slice_membership.slice.name)
# return roles
def save(self, *args, **kwds):
if not self.id:
self.set_password(self.password)
print "XXX", self, self.is_active, self.is_registering
if self.is_active and self.is_registering:
self.send_temporary_password()
self.is_registering=False
self.username = self.email
super(User, self).save(*args, **kwds)
self._initial = self._dict
def send_temporary_password(self):
password = User.objects.make_random_password()
self.set_password(password)
subject, from_email, to = 'OpenCloud Account Credentials', 'support@opencloud.us', str(self.email)
text_content = 'This is an important message.'
userUrl="http://%s/" % get_request().get_host()
html_content = """<p>Your account has been created on OpenCloud. Please log in <a href="""+userUrl+""">here</a> to activate your account<br><br>Username: """+self.email+"""<br>Temporary Password: """+password+"""<br>Please change your password once you successully login into the site.</p>"""
msg = EmailMultiAlternatives(subject,text_content, from_email, [to])
msg.attach_alternative(html_content, "text/html")
msg.send()
def can_update(self, user):
from core.models import SitePrivilege
_cant_update_fieldName = None
if user.is_readonly:
return False
if user.is_admin:
return True
# site pis can update
site_privs = SitePrivilege.objects.filter(user=user, site=self.site)
for site_priv in site_privs:
if site_priv.role.role == 'pi':
for fieldName in self.diff.keys():
if fieldName in self.PI_FORBIDDEN_FIELDS:
_cant_update_fieldName = fieldName
return False
return True
if (user.id == self.id):
for fieldName in self.diff.keys():
if fieldName in self.USER_FORBIDDEN_FIELDS:
_cant_update_fieldName = fieldName
return False
return True
return False
@staticmethod
def select_by_user(user):
if user.is_admin:
qs = User.objects.all()
else:
# can see all users at any site where this user has pi role
from core.models.site import SitePrivilege
site_privs = SitePrivilege.objects.filter(user=user)
sites = [sp.site for sp in site_privs if sp.role.role == 'pi']
# get site privs of users at these sites
site_privs = SitePrivilege.objects.filter(site__in=sites)
user_ids = [sp.user.id for sp in site_privs] + [user.id]
qs = User.objects.filter(Q(site__in=sites) | Q(id__in=user_ids))
return qs
def save_by_user(self, user, *args, **kwds):
if not self.can_update(user):
if getattr(self, "_cant_update_fieldName", None) is not None:
raise PermissionDenied("You do not have permission to update field %s on object %s" % (self._cant_update_fieldName, self.__class__.__name__))
else:
raise PermissionDenied("You do not have permission to update %s objects" % self.__class__.__name__)
self.save(*args, **kwds)
def delete_by_user(self, user, *args, **kwds):
if not self.can_update(user):
raise PermissionDenied("You do not have permission to delete %s objects" % self.__class__.__name__)
self.delete(*args, **kwds)
class UserDashboardView(PlCoreBase):
user = models.ForeignKey(User, related_name='userdashboardviews')
dashboardView = models.ForeignKey(DashboardView, related_name='userdashboardviews')
order = models.IntegerField(default=0)