3616: Use "ensure" to close response stream.

[arvados.git] / apps / workbench / app / controllers / collections_controller.rb

diff --git a/apps/workbench/app/controllers/collections_controller.rb b/apps/workbench/app/controllers/collections_controller.rb
index bea72a4274b9d8748bffbbde9a3e7937ef616879..9882fa6a34a38f97e6615804038d107290604e4a 100644 (file)
--- a/apps/workbench/app/controllers/collections_controller.rb
+++ b/apps/workbench/app/controllers/collections_controller.rb
@@ -1,10 +1,13 @@
 class CollectionsController < ApplicationController
+  include ActionController::Live
+
   skip_around_filter(:require_thread_api_token,
                      only: [:show_file, :show_file_links])
   skip_before_filter(:find_object_by_uuid,
                      only: [:provenance, :show_file, :show_file_links])
   # We depend on show_file to display the user agreement:
-  skip_before_filter :check_user_agreements, only: [:show_file]
+  skip_before_filter :check_user_agreements, only: :show_file
+  skip_before_filter :check_user_profile, only: :show_file
 
   RELATION_LIMIT = 5
 
@@ -43,8 +46,18 @@ class CollectionsController < ApplicationController
   end
 
   def choose
+    # Find collections using default find_objects logic, then search for name
+    # links, and preload any other links connected to the collections that are
+    # found.
+    # Name links will be obsolete when issue #3036 is merged,
+    # at which point this entire custom #choose function can probably be
+    # eliminated.
+
     params[:limit] ||= 40
 
+    find_objects_for_index
+    @collections = @objects
+
     @filters += [['link_class','=','name'],
                  ['head_uuid','is_a','arvados#collection']]
 
@@ -55,15 +68,20 @@ class CollectionsController < ApplicationController
 
     @objects = Collection.
       filter([['uuid','in',@name_links.collect(&:head_uuid)]])
-    preload_links_for_objects @objects.to_a
+
+    preload_links_for_objects (@collections.to_a + @objects.to_a)
     super
   end
 
   def index
+    # API server index doesn't return manifest_text by default, but our
+    # callers want it unless otherwise specified.
+    @select ||= Collection.columns.map(&:name)
+    base_search = Collection.select(@select)
     if params[:search].andand.length.andand > 0
       tags = Link.where(any: ['contains', params[:search]])
-      @collections = (Collection.where(uuid: tags.collect(&:head_uuid)) |
-                      Collection.where(any: ['contains', params[:search]])).
+      @collections = (base_search.where(uuid: tags.collect(&:head_uuid)) |
+                      base_search.where(any: ['contains', params[:search]])).
         uniq { |c| c.uuid }
     else
       if params[:limit]
@@ -78,7 +96,7 @@ class CollectionsController < ApplicationController
         offset = 0
       end
 
-      @collections = Collection.limit(limit).offset(offset)
+      @collections = base_search.limit(limit).offset(offset)
     end
     @links = Link.limit(1000).
       where(head_uuid: @collections.collect(&:uuid))
@@ -129,7 +147,7 @@ class CollectionsController < ApplicationController
     end
     if usable_token.nil?
       return  # Response already rendered.
-    elsif params[:file].nil? or not file_in_collection?(coll, params[:file])
+    elsif params[:file].nil? or not coll.manifest.has_file?(params[:file])
       return render_not_found
     end
     opts = params.merge(arvados_api_token: usable_token)
@@ -138,7 +156,13 @@ class CollectionsController < ApplicationController
       Rack::Mime::MIME_TYPES[ext] || 'application/octet-stream'
     self.response.headers['Content-Length'] = params[:size] if params[:size]
     self.response.headers['Content-Disposition'] = params[:disposition] if params[:disposition]
-    self.response_body = file_enumerator opts
+    begin
+      file_enumerator(opts).each do |bytes|
+        response.stream.write bytes
+      end
+    ensure
+      response.stream.close
+    end
   end
 
   def sharing_scopes
@@ -160,12 +184,20 @@ class CollectionsController < ApplicationController
         Job.limit(RELATION_LIMIT).where(conds)
           .results.sort_by { |j| j.finished_at || j.created_at }
       end
-      @output_of = jobs_with.call(output: @object.uuid)
-      @log_of = jobs_with.call(log: @object.uuid)
+      @output_of = jobs_with.call(output: @object.portable_data_hash)
+      @log_of = jobs_with.call(log: @object.portable_data_hash)
       @project_links = Link.limit(RELATION_LIMIT).order("modified_at DESC")
         .where(head_uuid: @object.uuid, link_class: 'name').results
       project_hash = Group.where(uuid: @project_links.map(&:tail_uuid)).to_hash
       @projects = project_hash.values
+
+      if @object.uuid.match /[0-9a-f]{32}/
+        @same_pdh = Collection.filter([["portable_data_hash", "=", @object.portable_data_hash]])
+        owners = @same_pdh.map {|s| s.owner_uuid}.to_a
+        preload_objects_for_dataclass Group, owners
+        preload_objects_for_dataclass User, owners
+      end
+
       @permissions = Link.limit(RELATION_LIMIT).order("modified_at DESC")
         .where(head_uuid: @object.uuid, link_class: 'permission',
                name: 'can_read').results
@@ -253,14 +285,6 @@ class CollectionsController < ApplicationController
     return nil
   end
 
-  def file_in_collection?(collection, filename)
-    target = CollectionsHelper.file_path(File.split(filename))
-    collection.files.each do |file_spec|
-      return true if (CollectionsHelper.file_path(file_spec) == target)
-    end
-    false
-  end
-
   def file_enumerator(opts)
     FileStreamer.new opts
   end