use listadmin to do the mailman plumbing

newsletter/models.py

@@ -2,7 +2,7 @@
 
 import hashlib
 import random
-import urllib
+import subprocess
 
 from django.db import models
 
@@ -39,14 +39,8 @@ class Subscriber(models.Model) :
         self.save()
 
     def subscribe_in_mailman(self):
-        params = urllib.urlencode(
-                {'email' : self.email, 'fullname' : '',
-                 'pw' : self.password, 'pw-conf' : self.password,
-                 'digest' : '0'})
-        response = urllib.urlopen(settings.NEWSLETTER_SUBSCRIBE_URL, params)
-        response.read()
-        response.close()
-        # TODO: error handling
-        # TODO: connecting to the moderation URL to validate
-        #self.registered = True
-        #self.save()
+        t = subprocess.call(['listadmin', '--add-member', self.email, settings.NEWSLETTER_NAME])
+        if t != 0:
+            return
+        self.registered = True
+        self.save()