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

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