Split student and user creation and added exception handling for peoplefinder in CAS callback.

bookshare/core/cas_callbacks.py

 # core django imports
 from django.conf import settings
 from django.contrib.auth.models import User
+from django.core.exceptions import ObjectDoesNotExist
 # third-part imports
 import requests
 # imports from your apps
@@ -33,20 +34,38 @@ def create_user(tree):
 
     if user_created:
         user.email = "%s@%s" % (username, settings.ORGANIZATION_EMAIL_DOMAIN)
-        print "hello"
-        name_list = pfinfo(str(username))
-        print name_list, "name_list"
-        first_name = name_list[1].lstrip().split(' ')
-        if len(first_name) > 1:
-            no_mi = first_name[:-1]
-            user.first_name = ' '.join(no_mi)
-        else:
-            user.first_name = ' '.join(first_name)
-        last_name = name_list[0]
-        user.last_name = name_list[0]
-
-        print "world"
+        user.set_password('cas_used_instead')
+        print("Added user email and default password.")
+
+        print "Start peoplefinder parsing"
+        try:
+            name_list = pfinfo(str(username))
+            print name_list, "name_list"
+            first_name = name_list[1].lstrip().split(' ')
+            if len(first_name) > 1:
+                no_mi = first_name[:-1]
+                user.first_name = ' '.join(no_mi)
+            else:
+                user.first_name = ' '.join(first_name)
+            last_name = name_list[0]
+            user.last_name = name_list[0]
+
+        except Exception as e:
+            print("Unhandled peoplefinder exception:", e)
+
         user.save()
+        print("Created user %s!" % username)
+
+    else:
+        print("User object already exists.")
+
+
+    # Student Creation Section
+    try:
+        Student.objects.get(user=user)
+        print("Student object already exists")
+
+    except ObjectDoesNotExist:
         new_student = Student.objects.create(user=user)
 
         # save the name off of peoplefinder for later quality assurance purposes
@@ -54,5 +73,7 @@ def create_user(tree):
         new_student.pf_last_name = user.last_name
 
         new_student.save()
+        print("Created student object for user %s!" % username)
+
+    print("CAS callback completed.")
 
-        print("Created user %s!" % username)