From f8114617bade2062bf7308452921da8df548ee78 Mon Sep 17 00:00:00 2001 From: Andrey Nering Date: Mon, 16 Feb 2015 14:22:08 -0200 Subject: Improving remote forms guides [ci skip] --- guides/source/working_with_javascript_in_rails.md | 28 +++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/guides/source/working_with_javascript_in_rails.md b/guides/source/working_with_javascript_in_rails.md index f3d3a83afc..e3856a285a 100644 --- a/guides/source/working_with_javascript_in_rails.md +++ b/guides/source/working_with_javascript_in_rails.md @@ -191,6 +191,34 @@ $(document).ready -> Obviously, you'll want to be a bit more sophisticated than that, but it's a start. You can see more about the events [in the jquery-ujs wiki](https://github.com/rails/jquery-ujs/wiki/ajax). +Another possibility is returning javascript directly from the server side on +remote calls: + +```ruby +# articles_controller +def create + respond_to do |format| + if @article.save + format.html { ... } + format.js do + render js: <<-endjs + alert('Article saved successfully!'); + window.location = '#{article_path(@article)}'; + endjs + end + else + format.html { ... } + format.js do + render js: "alert('There are empty fields in the form!');" + end + end + end +end +``` + +NOTE: If javascript is disabled in the user browser, `format.html { ... }` +block should be executed as fallback. + ### form_tag [`form_tag`](http://api.rubyonrails.org/classes/ActionView/Helpers/FormTagHelper.html#method-i-form_tag) -- cgit v1.2.3