Merge pull request #906 from consul/summary-results

uses standard search to create proposal summaries

app/models/proposal.rb

@@ -42,7 +42,6 @@ class Proposal < ActiveRecord::Base
   scope :sort_by_relevance ,       -> { all }
   scope :sort_by_flags,            -> { order(flags_count: :desc, updated_at: :desc) }
   scope :last_week,                -> { where("proposals.created_at >= ?", 7.days.ago)}
-  scope :in_categories,            -> { where("tags.id IN (?)", ActsAsTaggableOn::Tag.category_ids) }
 
   def searchable_values
     { title              => 'A',
@@ -71,12 +70,12 @@ class Proposal < ActiveRecord::Base
   end
 
   def self.for_summary
-    last_week.
-    sort_by_confidence_score.
-    in_categories.
-    joins(:tags).
-    select('proposals.*, tags.name as tag_name').
-    group_by(&:tag_name)
+    summary = {}
+    categories = ActsAsTaggableOn::Tag.category_names
+    categories.each do |category|
+      summary[category] = search(category).last_week.sort_by_confidence_score.limit(3)
+    end
+    summary
   end
 
   def description

config/initializers/acts_as_taggable_on.rb

@@ -38,10 +38,6 @@ module ActsAsTaggableOn
       Tag.where("kind = 'category'").map {|tag| tag.name.downcase }
     end
 
-    def self.category_ids
-      Tag.where("kind = 'category'").map {|tag| tag.id }
-    end
-
     private
       def custom_counter_field_name_for(taggable_type)
         "#{taggable_type.underscore.pluralize}_count"