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'''
Created on Jun 23, 2010
@author: leifj
'''
from django.db import models
from django.contrib.auth.models import User
from coip.apps.name.models import Name, lookup
from django.core.mail import send_mail
import logging
from coip.settings import PREFIX_URL, NOREPLY
from coip.apps.scim.schema import scim_simple_attribute, ScimAttribute,\
scim_reference_attribute
from coip.apps.scim import types
from coip.apps.resource.models import object_for_uuid
from coip.apps.auth.utils import nonce
from django.dispatch.dispatcher import receiver
from django.db.models.signals import post_save
from actstream.signals import action
from django.core.exceptions import ObjectDoesNotExist
from iso8601 import iso8601
class Invitation(models.Model):
'''
Invitation to a namespace/group
'''
inviter = models.ForeignKey(User,related_name='inviter')
name = models.ForeignKey(Name,related_name='invitations')
email = models.EmailField()
message = models.TextField()
nonce = models.CharField(unique=True,max_length=255)
timecreated = models.DateTimeField(auto_now_add=True)
lastupdated = models.DateTimeField(auto_now=True)
expires = models.DateTimeField()
def __unicode__(self):
return "%s invited to %s by %s" % (self.email,self.name,self.inviter)
def send_email(self):
pinviter = self.inviter.get_profile()
send_mail('Invitation to join \'%s\'' % (self.name.shortname()),
'''
%s (%s) has invited you to join \'%s\':
---
%s
---
If you want to accept the invitation open this link in your browser:
%s/invitation/%s/accept
To view information about \'%s\' open this link in your browser:
%s
''' % (pinviter.display_name,pinviter.identifier,self.name.shortname(),self.message,PREFIX_URL,self.nonce,self.name.shortname(),self.name.url()),
NOREPLY,
[self.email],
fail_silently=False)
return
try:
from coip.apps.resource.models import resources
resources.register(Invitation)
except ImportError:
pass
@receiver(post_save,sender=Invitation)
def auto_create_resource(sender,**kwargs):
if kwargs['created']:
invitation = kwargs['instance']
user = invitation.inviter
invitation.send_email()
action.send(user,verb='invited',target=invitation.name,action_object=invitation)
class InvitationSchema():
URI = "uri:mace:swami.se:scim:schema:coip:1.0"
ATTRIBUTES = ('mail','externalId','groupId','message','expires','userId')
externalId = scim_simple_attribute('id')
mail = scim_simple_attribute('email')
groupId = scim_reference_attribute('name')
message = scim_simple_attribute('message')
expires = scim_simple_attribute('expires')
userId = scim_reference_attribute('inviter')
def create(self,model,d):
user = None
if d.has_key('userId'):
user = object_for_uuid(d['userId'])
elif d.has_key('userName'):
try:
user = User.objects.get(username=d['userName'])
except ObjectDoesNotExist:
pass
if user == None:
raise Exception("unspecified user")
name = None
if d.has_key('groupId'):
name = object_for_uuid(d['groupId'])
elif d.has_key('groupName'):
name = lookup(d['groupName'])
if name == None:
raise Exception("unspecified group")
expires = iso8601.parse_date(d['expires'])
invitation,created = Invitation.objects.get_or_create(inviter=user,nonce=nonce(),name=name,email=d['mail'],expires=expires)
return invitation
types.register(Invitation,"Invitations",[InvitationSchema()])
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