Enabled the use of variable values as the default values for editable content.

features/engine/editable_elements.feature

@@ -126,4 +126,16 @@ Scenario: Insert editable files
     My application file is /default.pdf
     """
     
+Scenario: Render liquid variable used as default editable file name
+  Given a page named "hello-world" with the template:
+    """
+    {% assign default_file_name = '/different-default.pdf' %}
+    My application file is {% editable_file 'a_file', hint: 'please enter a new file' %}{{ default_file_name }}{% endeditable_file %}
+    """
+  When I view the rendered page at "/hello-world"
+  Then the rendered output should look like:
+    """
+    
+    My application file is /different-default.pdf
+    """
 

lib/locomotive/liquid/tags/editable/base.rb

@@ -27,7 +27,7 @@ module Locomotive
                 :slug => @slug,
                 :hint => @options[:hint],
                 :default_attribute => @options[:default],
-                :default_content => default_content,
+                :default_content => default_content_option,
                 :assignable => @options[:assignable],
                 :disabled => false,
                 :from_parent => false
@@ -41,6 +41,9 @@ module Locomotive
             element = current_page.find_editable_element(context['block'].try(:name), @slug)
             
             if element.present?
+              unless element.default_content.present?
+                element.default_content = render_default_content(context)
+              end
               render_element(context, element)
             else
               Locomotive.logger "[editable element] missing element `#{context['block'].try(:name)}` / #{@slug} on #{current_page.fullpath}"
@@ -58,15 +61,20 @@ module Locomotive
             raise 'FIXME: has to be overidden'
           end
           
-          
-          def default_content
+          def default_content_option
+            result = nil
             if @options[:default].present?
-              @context[:page].send(@options[:default])
-            else
-              @nodelist.first.to_s
+              result = @context[:page].send(@options[:default])
             end
+            result
           end
           
+          def render_default_content(context)
+            puts "Old: #{@nodelist.first.to_s}"
+            result = render_all(@nodelist, context)
+            puts "New: #{result.inspect}"
+            result
+          end
         end
 
       end