Move bulk_create_* methods to bulk_create.py.

(imported from commit 30d5f86209f9c8807516f0440276fafeb6590c1a)

zephyr/lib/bulk_create.py

@@ -1,4 +1,9 @@
 from django.conf import settings
+
+from zephyr.models import Realm, Stream, User, UserProfile, Huddle, \
+    Subscription, Recipient, Client, Message, \
+    create_user_base, get_huddle_hash, initial_api_key, initial_password
+
 # batch_bulk_create should become obsolete with Django 1.5, when the
 # Django bulk_create method accepts a batch_size directly.
 def batch_bulk_create(cls, cls_list, batch_size=150):
@@ -10,3 +15,135 @@ def batch_bulk_create(cls, cls_list, batch_size=150):
         current_batch = cls_list[0:batch_size]
         cls.objects.bulk_create(current_batch)
         cls_list = cls_list[batch_size:]
+
+def bulk_create_realms(realm_list):
+    existing_realms = set(r.domain for r in Realm.objects.select_related().all())
+
+    realms_to_create = []
+    for domain in realm_list:
+        if domain not in existing_realms:
+            realms_to_create.append(Realm(domain=domain))
+            existing_realms.add(domain)
+    batch_bulk_create(Realm, realms_to_create)
+
+def bulk_create_users(realms, users_raw):
+    """
+    Creates and saves a User with the given email.
+    Has some code based off of UserManage.create_user, but doesn't .save()
+    """
+    users = []
+    existing_users = set(u.email for u in User.objects.all())
+    for (email, full_name, short_name, active) in users_raw:
+        if email in existing_users:
+            continue
+        users.append((email, full_name, short_name, active))
+        existing_users.add(email)
+
+    users_to_create = []
+    for (email, full_name, short_name, active) in users:
+        users_to_create.append(create_user_base(email, initial_password(email),
+                                                active=active))
+    batch_bulk_create(User, users_to_create, 30)
+
+    users_by_email = {}
+    for user in User.objects.all():
+        users_by_email[user.email] = user
+
+    # Now create user_profiles
+    profiles_to_create = []
+    for (email, full_name, short_name, active) in users:
+        domain = email.split('@')[1]
+        profile = UserProfile(user=users_by_email[email], pointer=-1,
+                              realm=realms[domain],
+                              full_name=full_name, short_name=short_name)
+        profile.api_key = initial_api_key(email)
+        profiles_to_create.append(profile)
+    batch_bulk_create(UserProfile, profiles_to_create, 50)
+
+    profiles_by_email = {}
+    profiles_by_id = {}
+    for profile in UserProfile.objects.select_related().all():
+        profiles_by_email[profile.user.email] = profile
+        profiles_by_id[profile.user.id] = profile
+
+    recipients_to_create = []
+    for (email, _, _, _) in users:
+        recipients_to_create.append(Recipient(type_id=profiles_by_email[email].id,
+                                              type=Recipient.PERSONAL))
+    batch_bulk_create(Recipient, recipients_to_create)
+
+    recipients_by_email = {}
+    for recipient in Recipient.objects.filter(type=Recipient.PERSONAL):
+        recipients_by_email[profiles_by_id[recipient.type_id].user.email] = recipient
+
+    subscriptions_to_create = []
+    for (email, _, _, _) in users:
+        subscriptions_to_create.append(
+            Subscription(user_profile_id=profiles_by_email[email].id,
+                         recipient=recipients_by_email[email]))
+    batch_bulk_create(Subscription, subscriptions_to_create)
+
+def bulk_create_streams(realms, stream_list):
+    existing_streams = set((stream.realm.domain, stream.name.lower())
+                           for stream in Stream.objects.select_related().all())
+    streams_to_create = []
+    for (domain, name) in stream_list:
+        if (domain, name.lower()) not in existing_streams:
+            streams_to_create.append(Stream(realm=realms[domain], name=name))
+    batch_bulk_create(Stream, streams_to_create)
+
+    recipients_to_create = []
+    for stream in Stream.objects.select_related().all():
+        if (stream.realm.domain, stream.name.lower()) not in existing_streams:
+            recipients_to_create.append(Recipient(type_id=stream.id,
+                                                  type=Recipient.STREAM))
+    batch_bulk_create(Recipient, recipients_to_create)
+
+def bulk_create_clients(client_list):
+    existing_clients = set(client.name for client in Client.objects.select_related().all())
+
+    clients_to_create = []
+    for name in client_list:
+        if name not in existing_clients:
+            clients_to_create.append(Client(name=name))
+            existing_clients.add(name)
+    batch_bulk_create(Client, clients_to_create)
+
+def bulk_create_huddles(users, huddle_user_list):
+    huddles = {}
+    huddles_by_id = {}
+    huddle_set = set()
+    existing_huddles = set()
+    for huddle in Huddle.objects.all():
+        existing_huddles.add(huddle.huddle_hash)
+    for huddle_users in huddle_user_list:
+        user_ids = [users[email].id for email in huddle_users]
+        huddle_hash = get_huddle_hash(user_ids)
+        if huddle_hash in existing_huddles:
+            continue
+        huddle_set.add((huddle_hash, tuple(sorted(user_ids))))
+
+    huddles_to_create = []
+    for (huddle_hash, _) in huddle_set:
+        huddles_to_create.append(Huddle(huddle_hash=huddle_hash))
+    batch_bulk_create(Huddle, huddles_to_create)
+
+    for huddle in Huddle.objects.all():
+        huddles[huddle.huddle_hash] = huddle
+        huddles_by_id[huddle.id] = huddle
+
+    recipients_to_create = []
+    for (huddle_hash, _) in huddle_set:
+        recipients_to_create.append(Recipient(type_id=huddles[huddle_hash].id, type=Recipient.HUDDLE))
+    batch_bulk_create(Recipient, recipients_to_create)
+
+    huddle_recipients = {}
+    for recipient in Recipient.objects.filter(type=Recipient.HUDDLE):
+        huddle_recipients[huddles_by_id[recipient.type_id].huddle_hash] = recipient
+
+    subscriptions_to_create = []
+    for (huddle_hash, huddle_user_ids) in huddle_set:
+        for user_id in huddle_user_ids:
+            subscriptions_to_create.append(Subscription(active=True, user_profile_id=user_id,
+                                                        recipient=huddle_recipients[huddle_hash]))
+    batch_bulk_create(Subscription, subscriptions_to_create)