controllers/user.py, models/db.py: Define password_min_length for users

As users will be able to modify their own password, we need to give a limit on the minimal password length

server/web2py/applications/vidjil/controllers/user.py

@@ -79,6 +79,8 @@ def edit_form():
                 error.append("password fields must match")
             else:
                 password = db.auth_user.password.validate(request.vars["password"])[0]
+                if not password:
+                    error.append("Password is too short, should be at least of length "+str(auth.settings.password_min_length))
 
         if len(error) == 0:
             data = dict(first_name = request.vars["first_name"],

server/web2py/applications/vidjil/models/db.py

@@ -78,6 +78,8 @@ auth = VidjilAuth(db)
 
 crud, service, plugins = Crud(db), Service(), PluginManager()
 
+auth.settings.password_min_length = 6
+
 ## create all tables needed by auth if not custom tables
 auth.define_tables(username=False, signature=False)