Add e-mail authorization to the repository notification flow. Also validates the creation of the other notification methods.

data/database.py

@@ -382,10 +382,27 @@ class RepositoryNotification(BaseModel):
   config_json = TextField()
 
 
+class RepositoryAuthorizedEmail(BaseModel):
+  repository = ForeignKeyField(Repository, index=True)
+  email = CharField()
+  code = CharField(default=random_string_generator(), unique=True, index=True)
+  confirmed = BooleanField(default=False)
+
+  class Meta:
+    database = db
+    read_slaves = (read_slave,)
+    indexes = (
+      # create a unique index on email and repository
+      (('email', 'repository'), True),
+    )
+  
+
+
 all_models = [User, Repository, Image, AccessToken, Role, RepositoryPermission, Visibility,
               RepositoryTag, EmailConfirmation, FederatedLogin, LoginService, QueueItem,
               RepositoryBuild, Team, TeamMember, TeamRole, LogEntryKind, LogEntry,
               PermissionPrototype, ImageStorage, BuildTriggerService, RepositoryBuildTrigger,
               OAuthApplication, OAuthAuthorizationCode, OAuthAccessToken, NotificationKind,
               Notification, ImageStorageLocation, ImageStoragePlacement,
-              ExternalNotificationEvent, ExternalNotificationMethod, RepositoryNotification]
+              ExternalNotificationEvent, ExternalNotificationMethod, RepositoryNotification,
+              RepositoryAuthorizedEmail]