services/api/app/controllers/arvados/v1/user_agreements_controller.rb

   1 # Copyright (C) The Arvados Authors. All rights reserved.
   2 #
   3 # SPDX-License-Identifier: AGPL-3.0
   4
   5 class Arvados::V1::UserAgreementsController < ApplicationController
   6   before_action :admin_required, except: [:index, :sign, :signatures]
   7   skip_before_action :find_object_by_uuid, only: [:sign, :signatures]
   8   skip_before_action :render_404_if_no_object, only: [:sign, :signatures]
   9
  10   def model_class
  11     Link
  12   end
  13
  14   def table_name
  15     'links'
  16   end
  17
  18   def index
  19     if not current_user.is_invited
  20       # New users cannot see user agreements until/unless invited to
  21       # use this installation.
  22       @objects = []
  23     else
  24       act_as_system_user do
  25         uuids = Link.where("owner_uuid = ? and link_class = ? and name = ? and tail_uuid = ? and head_uuid like ?",
  26                            system_user_uuid,
  27                            'signature',
  28                            'require',
  29                            system_user_uuid,
  30                            Collection.uuid_like_pattern).
  31           collect(&:head_uuid)
  32         @objects = Collection.where('uuid in (?)', uuids)
  33       end
  34     end
  35     @response_resource_name = 'collection'
  36     super
  37   end
  38
  39   def self._signatures_method_description
  40     "List all user agreement signature links from a user."
  41   end
  42
  43   def signatures
  44     current_user_uuid = (current_user.andand.is_admin && params[:uuid]) ||
  45       current_user.uuid
  46     act_as_system_user do
  47       @objects = Link.where("owner_uuid = ? and link_class = ? and name = ? and tail_uuid = ? and head_uuid like ?",
  48                             system_user_uuid,
  49                             'signature',
  50                             'click',
  51                             current_user_uuid,
  52                             Collection.uuid_like_pattern)
  53     end
  54     @response_resource_name = 'link'
  55     render_list
  56   end
  57
  58   def self._sign_method_description
  59     "Create a signature link from the current user for a given user agreement."
  60   end
  61
  62   def sign
  63     current_user_uuid = current_user.uuid
  64     act_as_system_user do
  65       @object = Link.create(link_class: 'signature',
  66                             name: 'click',
  67                             tail_uuid: current_user_uuid,
  68                             head_uuid: params[:uuid])
  69     end
  70     show
  71   end
  72
  73   def create
  74     usage_error
  75   end
  76
  77   def update
  78     usage_error
  79   end
  80
  81   def destroy
  82     usage_error
  83   end
  84
  85   protected
  86   def usage_error
  87     raise ArgumentError.new \
  88     "Manage user agreements via Collections and Links instead."
  89   end
  90
  91 end