lib/elasticsearch/model/indexing.rb in elasticsearch-model-0.1.5 vs lib/elasticsearch/model/indexing.rb in elasticsearch-model-0.1.6

@@ -315,10 +315,12 @@
         # (via [ActiveModel::Dirty](http://api.rubyonrails.org/classes/ActiveModel/Dirty.html)),
         # performing a _partial_ update of the document.
         #
         # When the changed attributes are not available, performs full re-index of the record.
         #
+        # See the {#update_document_attributes} method for updating specific attributes directly.
+        #
         # @param options [Hash] Optional arguments for passing to the client
         #
         # @example Update a document corresponding to the record
         #
         #     @article = Article.first
@@ -348,9 +350,32 @@
                 body:  { doc: attributes } }.merge(options)
             )
           else
             index_document(options)
           end
+        end
+
+        # Perform a _partial_ update of specific document attributes
+        # (without consideration for changed attributes as in {#update_document})
+        #
+        # @param attributes [Hash] Attributes to be updated
+        # @param options    [Hash] Optional arguments for passing to the client
+        #
+        # @example Update the `title` attribute
+        #
+        #     @article = Article.first
+        #     @article.title = "New title"
+        #     @article.__elasticsearch__.update_document_attributes title: "New title"
+        #
+        # @return [Hash] The response from Elasticsearch
+        #
+        def update_document_attributes(attributes, options={})
+          client.update(
+            { index: index_name,
+              type:  document_type,
+              id:    self.id,
+              body:  { doc: attributes } }.merge(options)
+          )
         end
       end
 
     end
   end