X-Git-Url: https://git.mdrn.pl/django-cas-provider.git/blobdiff_plain/73bfc6b53448f5f1d10d9b3f58f2cf4f3756be41..18abc4fde3d7a7d9195dfc43239e482d2a4671ce:/cas_provider/models.py?ds=sidebyside diff --git a/cas_provider/models.py b/cas_provider/models.py index ec4b695..43463d5 100644 --- a/cas_provider/models.py +++ b/cas_provider/models.py @@ -1,14 +1,19 @@ -from django.contrib.auth.models import User +from django.conf import settings from django.db import models from django.utils.translation import ugettext_lazy as _ from random import Random import string -import urllib -import urlparse - - -__all__ = ['ServiceTicket', 'LoginTicket'] - +try: + from urllib.parse import urlencode, urlparse, parse_qs, ParseResult +except ImportError: + from urllib import urlencode + from urlparse import urlparse, ParseResult + try: + from urlparse import parse_qs + except: # Python <2.6 compatibility + from cgi import parse_qs + +__all__ = ['ServiceTicket', 'LoginTicket', 'ProxyGrantingTicket', 'ProxyTicket', 'ProxyGrantingTicketIOU'] class BaseTicket(models.Model): ticket = models.CharField(_('ticket'), max_length=32) @@ -25,14 +30,14 @@ class BaseTicket(models.Model): def __unicode__(self): return self.ticket - def _generate_ticket(self, length=29, chars=string.ascii_letters + string.digits): + def _generate_ticket(self, length=ticket.max_length, chars=string.ascii_letters + string.digits): """ Generates a random string of the requested length. Used for creation of tickets. """ - return u"%s-%s" % (self.prefix, ''.join(Random().sample(chars, length))) + return u"%s-%s" % (self.prefix, ''.join(Random().sample(chars, length - (len(self.prefix) + 1)))) class ServiceTicket(BaseTicket): - user = models.ForeignKey(User, verbose_name=_('user')) - service = models.URLField(_('service'), verify_exists=False) + user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name=_('user')) + service = models.URLField(_('service')) prefix = 'ST' @@ -41,20 +46,55 @@ class ServiceTicket(BaseTicket): verbose_name_plural = _('Service Tickets') def get_redirect_url(self): - parsed = urlparse.urlparse(self.service) - query = urlparse.parse_qs(parsed.query) + parsed = urlparse(self.service) + query = parse_qs(parsed.query) query['ticket'] = [self.ticket] - query = [ ((k, v) if len(v) > 1 else (k, v[0])) for k, v in query.iteritems()] - parsed = urlparse.ParseResult(parsed.scheme, parsed.netloc, - parsed.path, parsed.params, - urllib.urlencode(query), parsed.fragment) + query = [((k, v) if len(v) > 1 else (k, v[0])) for k, v in query.items()] + parsed = ParseResult(parsed.scheme, parsed.netloc, + parsed.path, parsed.params, + urlencode(query), parsed.fragment) return parsed.geturl() class LoginTicket(BaseTicket): - prefix = 'LT' class Meta: verbose_name = _('Login Ticket') verbose_name_plural = _('Login Tickets') + + +class ProxyGrantingTicket(BaseTicket): + serviceTicket = models.ForeignKey(ServiceTicket, null=True) + pgtiou = models.CharField(max_length=256, verbose_name=_('PGTiou')) + prefix = 'PGT' + + def __init__(self, *args, **kwargs): + if 'pgtiou' not in kwargs: + kwargs['pgtiou'] = u"PGTIOU-%s" % (''.join(Random().sample(string.ascii_letters + string.digits, 50))) + super(ProxyGrantingTicket, self).__init__(*args, **kwargs) + + class Meta: + verbose_name = _('Proxy Granting Ticket') + verbose_name_plural = _('Proxy Granting Tickets') + + +class ProxyTicket(ServiceTicket): + proxyGrantingTicket = models.ForeignKey(ProxyGrantingTicket, verbose_name=_('Proxy Granting Ticket')) + + prefix = 'PT' + + class Meta: + verbose_name = _('Proxy Ticket') + verbose_name_plural = _('Proxy Tickets') + + +class ProxyGrantingTicketIOU(BaseTicket): + proxyGrantingTicket = models.ForeignKey(ProxyGrantingTicket, verbose_name=_('Proxy Granting Ticket')) + + prefix = 'PGTIOU' + + class Meta: + verbose_name = _('Proxy Granting Ticket IOU') + verbose_name_plural = _('Proxy Granting Tickets IOU') +