Adds a reusable method to render API response on validation failure.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4455 e93f8b46-1217-0410-a6f0-8f06a7374b81
2010-12-03 11:51:06 +00:00
parent ea59d93dc8
commit d0a3aab2e7
2 changed files with 15 additions and 5 deletions
@@ -413,5 +413,17 @@ class ApplicationController < ActionController::Base
      { attribute => error }
    end.to_json
  end
-  
+
+  # Renders API response on validation failure
+  def render_validation_errors(object)
+    options = { :status => :unprocessable_entity, :layout => false }
+    options.merge!(case params[:format]
+      when 'xml';  { :xml =>  object.errors }
+      when 'json'; { :json => {'errors' => object.errors} } # ActiveResource client compliance
+      else
+        raise "Unknown format #{params[:format]} in #render_validation_errors"
+      end
+    )
+    render options
+  end
 end