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, only: [:sign, :signatures]
   4
   5   def model_class
   6     Link
   7   end
   8
   9   def table_name
  10     'links'
  11   end
  12
  13   def index
  14     if not current_user.is_invited
  15       # New users cannot see user agreements until/unless invited to
  16       # use this installation.
  17       @objects = []
  18     else
  19       current_user_uuid = current_user.uuid
  20       act_as_system_user do
  21         uuids = Link.where(owner_uuid: system_user_uuid,
  22                            link_class: 'signature',
  23                            name: 'require',
  24                            tail_kind: 'arvados#user',
  25                            tail_uuid: system_user_uuid,
  26                            head_kind: 'arvados#collection').
  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: system_user_uuid,
  40                             link_class: 'signature',
  41                             name: 'click',
  42                             tail_kind: 'arvados#user',
  43                             tail_uuid: current_user_uuid,
  44                             head_kind: 'arvados#collection')
  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_kind: 'arvados#user',
  56                             tail_uuid: current_user_uuid,
  57                             head_kind: 'arvados#collection',
  58                             head_uuid: params[:uuid])
  59     end
  60     show
  61   end
  62
  63   def create
  64     usage_error
  65   end
  66
  67   def new
  68     usage_error
  69   end
  70
  71   def update
  72     usage_error
  73   end
  74
  75   def destroy
  76     usage_error
  77   end
  78
  79   protected
  80   def usage_error
  81     raise ArgumentError.new \
  82     "Manage user agreements via Collections and Links instead."
  83   end
  84
  85 end