X-Git-Url: https://git.mdrn.pl/django-cas-provider.git/blobdiff_plain/cf9232feac798bf91d7a61e308dfa9955d6fe383..4a51c1aaa9c3eeac5368ff4e06870a94f18123aa:/cas_provider/views.py

diff --git a/cas_provider/views.py b/cas_provider/views.py
index 9c820ce..ba7b0a2 100644
--- a/cas_provider/views.py
+++ b/cas_provider/views.py
@@ -1,18 +1,24 @@
-from django.http import HttpResponse, HttpResponseForbidden, HttpResponseRedirect
+import urllib
+
+from django.http import HttpResponse, HttpResponseRedirect
 from django.shortcuts import render_to_response
 from django.template import RequestContext
-from django.contrib.auth.models import User
 from django.contrib.auth import authenticate
 from django.contrib.auth import login as auth_login, logout as auth_logout
+from django.core.urlresolvers import reverse
 
-from forms import LoginForm
-from models import ServiceTicket, LoginTicket
+from forms import LoginForm, MergeLoginForm
+from models import ServiceTicket
 from utils import create_service_ticket
+from exceptions import SameEmailMismatchedPasswords
 
 __all__ = ['login', 'validate', 'logout']
 
-def login(request, template_name='cas/login.html', success_redirect='/accounts/'):
+
+def login(request, template_name='cas/login.html', success_redirect='/account/', merge=False):
     service = request.GET.get('service', None)
+    if service is not None:
+        request.session['service'] = service
     if request.user.is_authenticated():
         if service is not None:
             ticket = create_service_ticket(request.user, service)
@@ -24,18 +30,37 @@ def login(request, template_name='cas/login.html', success_redirect='/accounts/'
             return HttpResponseRedirect(success_redirect)
     errors = []
     if request.method == 'POST':
-        username = request.POST.get('username', None)
-        password = request.POST.get('password', None)
-        service = request.POST.get('service', None)
-        lt = request.POST.get('lt', None)
-        
-        try:
-            login_ticket = LoginTicket.objects.get(ticket=lt)
-        except:
-            errors.append('Login ticket expired. Please try again.')
+        if merge:
+            form = MergeLoginForm(request.POST, request=request)
         else:
-            login_ticket.delete()
-            user = authenticate(username=username, password=password)
+            form = LoginForm(request.POST, request=request)
+
+        if form.is_valid():
+            try:
+                auth_args = dict(username=form.cleaned_data['email'],
+                                 password=form.cleaned_data['password'])
+                if merge:
+                    # We only want to send the merge argument if it's
+                    # True. If it it's False, we want it to propagate
+                    # through the auth backends properly.
+                    auth_args['merge'] = merge
+                user = authenticate(**auth_args)
+            except SameEmailMismatchedPasswords:
+                # Need to merge the accounts?
+                if merge:
+                    # We shouldn't get here...
+                    raise
+                else:
+                    base_url = reverse('cas_provider_merge')
+                    args = dict(
+                        success_redirect=success_redirect,
+                        email=form.cleaned_data['email'],
+                        )
+                    if service is not None:
+                        args['service'] = service
+                    args = urllib.urlencode(args)
+
+                    return HttpResponseRedirect('%s?%s' % (base_url, args))
             if user is not None:
                 if user.is_active:
                     auth_login(request, user)
@@ -48,9 +73,40 @@ def login(request, template_name='cas/login.html', success_redirect='/accounts/'
                     errors.append('This account is disabled.')
             else:
                     errors.append('Incorrect username and/or password.')
-    form = LoginForm(service)
+    else:
+        if merge:
+            form = MergeLoginForm(request.GET, request=request)
+        else:
+            form = LoginForm(request.GET, request=request)
     return render_to_response(template_name, {'form': form, 'errors': errors}, context_instance=RequestContext(request))
-    
+
+def socialauth_login(request, template_name='cas/login.html', success_redirect='/account/'):
+    """ Similiar to login but user has been authenticated already through social auth.
+        This step authenticates the login and generates a service ticket.
+    """
+    user = request.user
+    user.backend = 'django.contrib.auth.backends.ModelBackend'
+    if request.session.has_key('service'):
+        service = request.session['service']
+        del request.session['service']
+    else:
+        service = '/'
+    errors = []
+    if user is not None:
+        if user.is_active:
+            auth_login(request, user)
+            if service is not None:
+                ticket = create_service_ticket(user, service)
+                return HttpResponseRedirect(service + '?ticket=' + ticket.ticket)
+            else:
+                return HttpResponseRedirect(success_redirect)
+        else:
+            errors.append('This account is disabled.')
+    else:
+            errors.append('Incorrect username and/or password.')
+    return render_to_response(template_name, {'errors': errors}, context_instance=RequestContext(request))
+
+
 def validate(request):
     service = request.GET.get('service', None)
     ticket_string = request.GET.get('ticket', None)
@@ -59,11 +115,12 @@ def validate(request):
             ticket = ServiceTicket.objects.get(ticket=ticket_string)
             username = ticket.user.username
             ticket.delete()
-            return HttpResponse("yes\r\n%s\r\n" % username)
+            return HttpResponse("yes\n%s\n" % username)
         except:
             pass
-    return HttpResponse("no\r\n\r\n")
+    return HttpResponse("no\n\n")
     
+
 def logout(request, template_name='cas/logout.html'):
     url = request.GET.get('url', None)
     auth_logout(request)