Added helpful error message if DATABASE_NAME or DATABASE_USER is blank for postgresql

git-svn-id: http://code.djangoproject.com/svn/django/trunk@122 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/core/db/backends/postgresql.py

@@ -17,7 +17,9 @@ class DatabaseWrapper:
     def cursor(self):
         from django.conf.settings import DATABASE_USER, DATABASE_NAME, DATABASE_HOST, DATABASE_PASSWORD, DEBUG, TIME_ZONE
         if self.connection is None:
-            # Note that "host=" has to be last, because it might be blank.
+            if DATABASE_NAME == '' or DATABASE_USER == '':
+                from django.core.exceptions import ImproperlyConfigured
+                raise ImproperlyConfigured, "You need to specify both DATABASE_NAME and DATABASE_USER in your Django settings file."
             conn_string = "user=%s dbname=%s" % (DATABASE_USER, DATABASE_NAME)
             if DATABASE_PASSWORD:
                 conn_string += " password=%s" % DATABASE_PASSWORD