class PipelineInstancesController < ApplicationController
- before_filter :ensure_current_user_is_admin
- def index
- @objects = model_class.all
+ skip_before_filter :find_object_by_uuid, only: :compare
+ before_filter :find_objects_by_uuid, only: :compare
+ include PipelineInstancesHelper
+
+ def graph(pipelines)
+ count = {}
+ provenance = {}
+ pips = {}
+ n = 1
+
+ pipelines.each do |p|
+ collections = []
+
+ p.components.each do |k, v|
+ j = v[:job] || next
+
+ 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)
+
+ @prov_svg = ProvenanceHelper::create_provenance_graph provenance, "provenance_svg", {
+ :all_script_parameters => true,
+ :combine_jobs => :script_and_version,
+ :script_version_nodes => true,
+ :pips => pips }
+ end
+
+ def compare
+ @breadcrumb_page_name = 'compare'
+
+ @rows = [] # each is {name: S, components: [...]}
+
+ # Build a table: x=pipeline y=component
+ @objects.each_with_index do |pi, pi_index|
+ pipeline_jobs(pi).each do |component|
+ # Find a cell with the same name as this component but no
+ # entry for this pipeline
+ target_row = nil
+ @rows.each_with_index do |row, row_index|
+ if row[:name] == component[:name] and !row[:components][pi_index]
+ target_row = row
+ end
+ end
+ if !target_row
+ target_row = {name: component[:name], components: []}
+ @rows << target_row
+ end
+ target_row[:components][pi_index] = component
+ end
+ end
+
+ @rows.each do |row|
+ # Build a "normal" pseudo-component for this row by picking the
+ # most common value for each attribute. If all values are
+ # equally common, there is no "normal".
+ normal = {} # attr => most common value
+ highscore = {} # attr => how common "normal" is
+ score = {} # attr => { value => how common }
+ row[:components].each do |pj|
+ pj.each do |k,v|
+ vstr = for_comparison v
+ score[k] ||= {}
+ score[k][vstr] = (score[k][vstr] || 0) + 1
+ highscore[k] ||= 0
+ if score[k][vstr] == highscore[k]
+ # tie for first place = no "normal"
+ normal.delete k
+ elsif score[k][vstr] == highscore[k] + 1
+ # more pipelines have v than anything else
+ highscore[k] = score[k][vstr]
+ normal[k] = vstr
+ end
+ end
+ end
+
+ # Add a hash in component[:is_normal]: { attr => is_the_value_normal? }
+ row[:components].each do |pj|
+ pj[:is_normal] = {}
+ pj.each do |k,v|
+ pj[:is_normal][k] = (normal.has_key?(k) && normal[k] == for_comparison(v))
+ end
+ end
+ end
+
+ provenance, pips = graph(@objects)
+
+ @prov_svg = ProvenanceHelper::create_provenance_graph provenance, "provenance_svg", {
+ :all_script_parameters => true,
+ :combine_jobs => :script_and_version,
+ :script_version_nodes => true,
+ :pips => pips }
+ end
+
+ protected
+ def for_comparison v
+ if v.is_a? Hash or v.is_a? Array
+ v.to_json
+ else
+ v.to_s
+ end
+ end
+
+ def find_objects_by_uuid
+ @objects = model_class.where(uuid: params[:uuids])
+ end
+
end