5365: add @distinct handling to workbench select queries and use this to preload...
[arvados.git] / apps / workbench / app / helpers / application_helper.rb
index a80290cfa0a4433a7bd5707bbd9e277208c1f103..b145fddcc9e63fad5c315e26856260c99dac6b7c 100644 (file)
@@ -177,6 +177,33 @@ module ApplicationHelper
     end
   end
 
+  def link_to_arvados_object_if_readable(attrvalue, link_text, link_text_if_not_readable, use_friendly_name=false)
+    resource_class = resource_class_for_uuid(attrvalue)
+    if !resource_class
+      return link_text_if_not_readable
+    end
+
+    if resource_class.to_s == 'Collection'
+      if CollectionsHelper.match(attrvalue)
+        readable = collection_for_pdh(attrvalue).any?
+      else
+        readable = collections_for_object(attrvalue).any?
+      end
+    else
+      readable = object_for_dataclass(resource_class, attrvalue)
+    end
+
+    if readable
+      if use_friendly_name
+        link_to_if_arvados_object attrvalue, friendly_name: true
+      else
+        link_to_if_arvados_object attrvalue, link_text: link_text
+      end
+    else
+      link_text_if_not_readable
+    end
+  end
+
   def render_editable_attribute(object, attr, attrvalue=nil, htmloptions={})
     attrvalue = object.send(attr) if attrvalue.nil?
     if not object.attribute_editable?(attr)