apps/workbench/app/controllers/folders_controller.rb

   1 class FoldersController < ApplicationController
   2   def model_class
   3     Group
   4   end
   5
   6   def index_pane_list
   7     %w(My_folders Shared_with_me)
   8   end
   9
  10   def remove_item
  11     @removed_uuids = []
  12     item = ArvadosBase.find params[:item_uuid]
  13     if (item.class == Link and
  14         item.link_class == 'name' and
  15         item.tail_uuid = @object.uuid)
  16       # Given uuid is a name link, linking an object to this
  17       # folder. First follow the link to find the item we're removing,
  18       # then delete the link.
  19       link = item
  20       item = ArvadosBase.find link.head_uuid
  21       @removed_uuids << link.uuid
  22       link.destroy
  23     end
  24     if item.owner_uuid == @object.uuid
  25       # Object is owned by this folder. Remove it from the folder by
  26       # changing owner to the current user.
  27       item.update_attributes owner_uuid: current_user
  28       @removed_uuids << item.uuid
  29     end
  30   end
  31
  32   def index
  33     @my_folders = []
  34     @shared_with_me = []
  35     @objects = Group.where(group_class: 'folder').order('name')
  36     owner_of = {}
  37     moretodo = true
  38     while moretodo
  39       moretodo = false
  40       @objects.each do |folder|
  41         if !owner_of[folder.uuid]
  42           moretodo = true
  43           owner_of[folder.uuid] = folder.owner_uuid
  44         end
  45         if owner_of[folder.owner_uuid]
  46           if owner_of[folder.uuid] != owner_of[folder.owner_uuid]
  47             owner_of[folder.uuid] = owner_of[folder.owner_uuid]
  48             moretodo = true
  49           end
  50         end
  51       end
  52     end
  53     @objects.each do |folder|
  54       if owner_of[folder.uuid] == current_user.uuid
  55         @my_folders << folder
  56       else
  57         @shared_with_me << folder
  58       end
  59     end
  60     @object
  61   end
  62
  63   def show
  64     @objects = @object.contents include_linked: true
  65     @share_links = Link.filter([['head_uuid', '=', @object.uuid],
  66                                 ['link_class', '=', 'permission']])
  67     @logs = Log.limit(10).filter([['object_uuid', '=', @object.uuid]])
  68
  69     @objects_and_names = []
  70     @objects.each do |object|
  71       if !(name_links = @objects.links_for(object, 'name')).empty?
  72         name_links.each do |name_link|
  73           @objects_and_names << [object, name_link]
  74         end
  75       else
  76         @objects_and_names << [object,
  77                                Link.new(tail_uuid: @object.uuid,
  78                                         head_uuid: object.uuid,
  79                                         link_class: "name",
  80                                         name: "")]
  81       end
  82     end
  83
  84     super
  85   end
  86
  87   def create
  88     @new_resource_attrs = (params['folder'] || {}).merge(group_class: 'folder')
  89     @new_resource_attrs[:name] ||= 'New folder'
  90     super
  91   end
  92 end