closes #4091
[arvados.git] / apps / workbench / app / controllers / projects_controller.rb
index ea9e5039c08be7da593d5a5be909e3681480b90b..857ab611b7c79562f8d1cea838db41994d518c3f 100644 (file)
@@ -1,4 +1,6 @@
 class ProjectsController < ApplicationController
+  before_filter :set_share_links, if: -> { defined? @object }
+
   def model_class
     Group
   end
@@ -28,15 +30,69 @@ class ProjectsController < ApplicationController
     end
   end
 
+  def set_share_links
+    @user_is_manager = false
+    @share_links = []
+    if @object.uuid != current_user.uuid
+      begin
+        @share_links = Link.permissions_for(@object)
+        @user_is_manager = true
+      rescue ArvadosApiClient::AccessForbiddenException,
+        ArvadosApiClient::NotFoundException
+      end
+    end
+  end
+
   def index_pane_list
     %w(Projects)
   end
 
+  # Returning an array of hashes instead of an array of strings will allow
+  # us to tell the interface to get counts for each pane (using :filters).
+  # It also seems to me that something like these could be used to configure the contents of the panes.
   def show_pane_list
-    if @user_is_manager
-      %w(Data_collections Jobs_and_pipelines Pipeline_templates Subprojects Other_objects Sharing Advanced)
-    else
-      %w(Data_collections Jobs_and_pipelines Pipeline_templates Subprojects Other_objects Advanced)
+    pane_list = [
+      {
+        :name => 'Data_collections',
+        :filters => [%w(uuid is_a arvados#collection)]
+      },
+      {
+        :name => 'Jobs_and_pipelines',
+        :filters => [%w(uuid is_a) + [%w(arvados#job arvados#pipelineInstance)]]
+      },
+      {
+        :name => 'Pipeline_templates',
+        :filters => [%w(uuid is_a arvados#pipelineTemplate)]
+      },
+      {
+        :name => 'Subprojects',
+        :filters => [%w(uuid is_a arvados#group)]
+      },
+      { :name => 'Other_objects',
+        :filters => [%w(uuid is_a) + [%w(arvados#human arvados#specimen arvados#trait)]]
+      }
+    ]
+    pane_list << { :name => 'Sharing',
+                   :count => @share_links.count } if @user_is_manager
+    pane_list << { :name => 'Advanced' }
+  end
+
+  # Called via AJAX and returns Javascript that populates tab counts into tab titles.
+  # References #show_pane_list action which should return an array of hashes each with :name
+  # and then optionally a :filters to run or a straight up :count
+  #
+  # This action could easily be moved to the ApplicationController to genericize the tab_counts behaviour,
+  # but one or more new routes would have to be created, the js.erb would also have to be moved
+  def tab_counts
+    @tab_counts = {}
+    show_pane_list.each do |pane|
+      if pane.is_a?(Hash)
+        if pane[:count]
+          @tab_counts[pane[:name]] = pane[:count]
+        elsif pane[:filters]
+          @tab_counts[pane[:name]] = @object.contents(filters: pane[:filters]).items_available
+        end
+      end
     end
   end
 
@@ -71,36 +127,25 @@ class ProjectsController < ApplicationController
       if item.owner_uuid == @object.uuid
         # Object is owned by this project. Remove it from the project by
         # changing owner to the current user.
-        item.update_attributes owner_uuid: current_user.uuid
-        @removed_uuids << item.uuid
-      end
-    end
-  end
-
-  def move_items
-    target_uuid = params['target']
-    uuids_to_add = session[:selected_move_items]
-
-    uuids_to_add.
-      collect { |x| ArvadosBase::resource_class_for_uuid(x) }.
-      uniq.
-      each do |resource_class|
-      resource_class.filter([['uuid','in',uuids_to_add]]).each do |dst|
-        if resource_class == Collection
-          dst = Link.new(owner_uuid: target_uuid,
-                         tail_uuid: target_uuid,
-                         head_uuid: dst.uuid,
-                         link_class: 'name',
-                         name: target_uuid)
-        else
-          dst.owner_uuid = target_uuid
-          dst.tail_uuid = target_uuid if dst.class == Link
+        begin
+          item.update_attributes owner_uuid: current_user.uuid
+          @removed_uuids << item.uuid
+        rescue ArvadosApiClient::ApiErrorResponseException => e
+          if e.message.include? 'collection_owner_uuid_name_unique'
+            rename_to = item.name + ' removed from ' +
+                        (@object.name ? @object.name : @object.uuid) +
+                        ' at ' + Time.now.to_s
+            updates = {}
+            updates[:name] = rename_to
+            updates[:owner_uuid] = current_user.uuid
+            item.update_attributes updates
+            @removed_uuids << item.uuid
+          else
+            raise
+          end
         end
-        dst.save!
       end
     end
-    session[:selected_move_items] = nil
-    redirect_to @object
   end
 
   def destroy
@@ -147,7 +192,7 @@ class ProjectsController < ApplicationController
                                      limit: @limit,
                                      include_linked: true,
                                      filters: (@filters - kind_filters + [['uuid', 'is_a', type]]),
-                                     offset: @offset)
+                                    )
           objects.each do |object|
             @name_link_for[object.andand.uuid] = objects.links_for(object, 'name').first
           end
@@ -160,11 +205,42 @@ class ProjectsController < ApplicationController
       @next_page_filters = @filters.reject do |attr,op,val|
         attr == 'created_at' and op == nextpage_operator
       end
+
+      # We are using created_at time slightly greater/lower than the last object created_at (see next block comment).
+      # This would mean that the server would now return the previous last item(s) with matching created_at again.
+      # Hence, we need to remove the previous last_uuids from results before displaying the rest of the results
+      # to prevent "infinite" infinite scrolling.
+      if params['last_uuids'] and @objects.any?
+        last_uuids = JSON.parse params['last_uuids']
+        @objects.reject! do |obj|
+          last_uuids.include? obj.uuid
+        end
+      end
+
       if @objects.any?
+        last_created_at = @objects.last.created_at
+
+        last_uuids = [] if (last_created_at != params[:last_created_at])
+        @objects.each do |obj|
+          last_uuids << obj.uuid if obj.created_at.eql?(last_created_at)
+        end
+
+        # In order to prevent losing item(s) that have the same created_at time as the current page last item,
+        # next page should look for objects with created_at time slightly greater/lower than the current last,
+        # and remove them if they are part of previous page's last_uuids (see the previous block)
+        if nextpage_operator == '<'
+          last_created_at += 1
+        else
+          last_created_at -= 1
+        end
+
         @next_page_filters += [['created_at',
                                 nextpage_operator,
-                                @objects.last.created_at]]
+                                last_created_at]]
         @next_page_href = url_for(partial: :contents_rows,
+                                  last_uuids: last_uuids.to_json,
+                                  last_created_at: @objects.last.created_at,
+                                  limit: @limit,
                                   filters: @next_page_filters.to_json)
       else
         @next_page_href = nil
@@ -175,15 +251,10 @@ class ProjectsController < ApplicationController
                                   include_linked: true,
                                   filters: @filters,
                                   offset: @offset)
-      @next_page_href = next_page_href(partial: :contents_rows)
+      @next_page_href = next_page_href(partial: :contents_rows, filters: @filters.to_json)
     end
 
-    uuids = @objects.map { |ob| ob.uuid }
-    @object_tags = {}
-    Link.limit(uuids.length*20).filter([["head_uuid", "in", uuids], ["link_class", "=", "tag"]]).each do |t|
-      @object_tags[t.head_uuid] ||= []
-      @object_tags[t.head_uuid] << t
-    end
+    preload_links_for_objects(@objects.to_a)
   end
 
   def show
@@ -191,17 +262,6 @@ class ProjectsController < ApplicationController
       return render_not_found("object not found")
     end
 
-    @user_is_manager = false
-    @share_links = []
-    if @object.uuid != current_user.uuid
-      begin
-        @share_links = Link.permissions_for(@object)
-        @user_is_manager = true
-      rescue ArvadosApiClient::AccessForbiddenException,
-        ArvadosApiClient::NotFoundException
-      end
-    end
-
     if params[:partial]
       load_contents_objects
       respond_to do |f|
@@ -251,6 +311,7 @@ class ProjectsController < ApplicationController
                                         head_uuid: object.uuid,
                                         link_class: "name",
                                         name: "")]
+
       end
     end
     objects_and_names