+ def copy
+ @object = @object.dup
+ @object.components.each do |cname, component|
+ component.delete :job
+ end
+ @object.state = 'New'
+ super
+ end
+
+ def update
+ @updates ||= params[@object.class.to_s.underscore.singularize.to_sym]
+ if (components = @updates[:components])
+ components.each do |cname, component|
+ if component[:script_parameters]
+ component[:script_parameters].each do |param, value_info|
+ if value_info.is_a? Hash
+ if resource_class_for_uuid(value_info[:value]) == Link
+ # Use the link target, not the link itself, as script
+ # parameter; but keep the link info around as well.
+ link = Link.find value_info[:value]
+ value_info[:value] = link.head_uuid
+ value_info[:link_uuid] = link.uuid
+ value_info[:link_name] = link.name
+ else
+ # Delete stale link_uuid and link_name data.
+ value_info[:link_uuid] = nil
+ value_info[:link_name] = nil
+ end
+ end
+ end
+ end
+ end
+ end
+ super
+ end
+
+ def graph(pipelines)
+ return nil, nil if params['tab_pane'] != "Graph"
+
+ count = {}
+ provenance = {}
+ pips = {}
+ n = 1
+
+ pipelines.each do |p|
+ collections = []
+
+ p.components.each do |k, v|
+ j = v[:job] || next
+
+ # The graph is interested in whether the component is
+ # indicated as persistent, more than whether the job
+ # satisfying it (which could have been reused, or someone
+ # else's) is.
+ j[:output_is_persistent] = v[:output_is_persistent]
+
+ uuid = j[:uuid].intern
+ provenance[uuid] = j
+ pips[uuid] = 0 unless pips[uuid] != nil
+ pips[uuid] |= n
+
+ collections << j[:output]
+ ProvenanceHelper::find_collections(j[:script_parameters]).each do |k|
+ collections << k
+ end
+
+ uuid = j[:script_version].intern
+ provenance[uuid] = {:uuid => uuid}
+ pips[uuid] = 0 unless pips[uuid] != nil
+ pips[uuid] |= n
+ end
+
+ Collection.where(uuid: collections.compact).each do |c|
+ uuid = c.uuid.intern
+ provenance[uuid] = c
+ pips[uuid] = 0 unless pips[uuid] != nil
+ pips[uuid] |= n
+ end
+
+ n = n << 1
+ end
+
+ return provenance, pips
+ end
+
+ def show
+ @pipelines = [@object]
+
+ if params[:compare]
+ PipelineInstance.where(uuid: params[:compare]).each do |p|
+ @pipelines << p
+ end
+ end
+
+ provenance, pips = graph(@pipelines)
+ if provenance
+ @prov_svg = ProvenanceHelper::create_provenance_graph provenance, "provenance_svg", {
+ :request => request,
+ :all_script_parameters => true,
+ :combine_jobs => :script_and_version,
+ :script_version_nodes => true,
+ :pips => pips }
+ end
+
+ super
+ end
+