Date and range support

lib/delsolr/query_builder.rb

@@ -189,16 +189,27 @@ def build_facet(facet_hash)
           facet_hash[:localparams][:key] ||= facet_name
         end
         facet_local_params = build_local_params(facet_hash['localparams'] || facet_hash[:localparams])
+
+        field_name = nil
+
+        if facet_hash[:field]
+          field_name = facet_hash[:field]
+        elsif facet_hash[:range]
+          field_name = facet_hash[:range]
+        elsif facet_hash[:date]
+          field_name = facet_hash[:date]
+        end
+
         facet_hash.each do |k,v|
           # handle some cases specially
-          if 'field' == k.to_s
-            params << {"facet.field" => "#{facet_local_params}#{v}"}
+          if ['field', 'range', 'date'].include? k.to_s
+            params << {"facet.#{k}" => "#{facet_local_params}#{v}"}
           elsif 'query' == k.to_s
             params << build_query("facet.query", v, facet_local_params)
           elsif ['localparams', :localparams, 'name', :name].include?(k.to_s)
             # do nothing
           else
-            params << {"f.#{facet_hash[:field]}.facet.#{k}" => "#{v}"}
+            params << {"f.#{field_name}.facet.#{k}" => "#{v}"}
           end
         end
         params

lib/delsolr/response.rb

@@ -5,6 +5,7 @@ class Client
     class Response
 
       attr_reader :query_builder
+      attr_accessor :docs, :facet_dates, :facet_fields_by_hash # We're merging results into this array - so need to be able to set it.
 
       def initialize(solr_response_buffer, query_builder, options = {})
         @query_builder = query_builder
@@ -70,7 +71,7 @@ def max_score
       def docs
         @docs ||= raw_response['response']['docs']
       end
-      
+
       # Helper for displaying a given field (first tries the highlight, then the stored value)
       def display_for(doc, field)
         highlights_for(doc['unique_id'], field) || doc[field]
@@ -127,7 +128,12 @@ def facet_fields
       def facet_queries
         @facet_queries ||= facets['facet_queries'] || {}
       end
-
+
+      # Returns all facet dates
+      def facet_dates
+        @facet_dates ||= facets['facet_dates'] || {}
+      end
+
       # Returns a hash of hashs rather than a hash of arrays (ie: {'instock_b' => {'true' => 123', 'false', => 20} })
       def facet_fields_by_hash
         @facet_fields_by_hash ||= begin