On Tue, Feb 7, 2012 at 8:35 AM, Soichi Ishida
<lists-fsXkhYbjdPsEEoCn2XhGlw@public.gmane.org> wrote:
> Rails 3.1.3
>
> I have changed a regular scaffold action a bit so that it can save using
> ajax.
> All I needed to do was adding ":remote => true" in
>
> <div id="script_new">
> <%= form_for script, :remote => true do |f| %> <!-- HERE!!!
-->
> <%= f.hidden_field :video_id %>
> <%= f.text_field :text %>
> <%= f.submit "save" %>
> <% end %>
> </div>
>
> then even though the whole page does not change itself, I can see the
> data saved by reloading the page. Namely, the data is in fact saved in
> the database ( Eventually I will modify it so that it will reflect in
> the page using javascript + ajax).
>
> But the problem is that a single ''save'' action (clicking
the "save"
> button) seems to save the same data twice. Why is that???
>
> After executing the saving method, the following messages appear
> consecutively in the command console where the rails server is up. They
> seem similar to each other, but two separate SQL actions.
>
>
> Started POST "/scripts" for 127.0.0.1 at 2012-02-07 19:17:53
+0900
> Processing by ScriptsController#create as JS
> Parameters: {"utf8"=>"✓",
>
"authenticity_token"=>"xxx+gv5Cr9GjC0UpqfH89qgnRii4=",
> "script"=>{"video_id"=>"1",
"startp"=>"0", "endp"=>"20",
"text"=>"This
> is a test!"}, "commit"=>"save"}
> SQL (0.7ms) INSERT INTO "scripts" ("created_at",
"endp", "startp",
> "text", "updated_at", "video_id") VALUES (?,
?, ?, ?, ?, ?)
> [["created_at", Tue, 07 Feb 2012 10:17:53 UTC +00:00],
["endp", 20],
> ["startp", 0], ["text", "This is a test!"],
["updated_at", Tue, 07 Feb
> 2012 10:17:53 UTC +00:00], ["video_id", 1]]
> Completed 201 Created in 14ms (Views: 2.3ms | ActiveRecord: 0.9ms)
>
>
> Started POST "/scripts" for 127.0.0.1 at 2012-02-07 19:17:53
+0900
> Processing by ScriptsController#create as JS
> Parameters: {"utf8"=>"✓",
>
"authenticity_token"=>"xxx+gv5Cr9GjC0UpqfH89qgnRii4=",
> "script"=>{"video_id"=>"1",
"startp"=>"0", "endp"=>"20",
"text"=>"This
> is a test!"}}
> SQL (0.6ms) INSERT INTO "scripts" ("created_at",
"endp", "startp",
> "text", "updated_at", "video_id") VALUES (?,
?, ?, ?, ?, ?)
> [["created_at", Tue, 07 Feb 2012 10:17:53 UTC +00:00],
["endp", 20],
> ["startp", 0], ["text", "This is a test!"],
["updated_at", Tue, 07 Feb
> 2012 10:17:53 UTC +00:00], ["video_id", 1]]
> Completed 201 Created in 14ms (Views: 2.4ms | ActiveRecord: 0.9ms)
>
>
> To be honest, I have no idea which part of my code to show you in order
> to gain some help to resolve this because I have not changed much from
> the regular scaffold generation.
>
> But this is the create action in scripts_controller.rb. It is to throw
> json data so that Ajax will catch it.
>
> def create
> @script = Script.new(params[:script])
> respond_to do |format|
> if @script.save
> format.json { render json: @script, status: :created, location:
> @script }
> else
> format.html { render action: "new" }
> format.json { render json: @script.errors, status:
> :unprocessable_entity }
> end
> end
> end
>
> And script.rb
>
> class Script < ActiveRecord::Base
> belongs_to :video
> has_many :users
> end
>
> If the information I provide is not enough, please indicate which part
> of my code is ought be disclosed.
>
>
Hi!
Maybe your Ajax Request is being submitted twice.
> Thanks in advance.
>
> soichi
>
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