Actually, upon re-reading your post, I think you are misunderstanding
what I am trying to do. I am only passing the array through ajax,
then performing a number of functions on the array data, and then
trying to save it. I don't need any more information from the user
than the data in the array.
On Sep 19, 5:19 pm, "Pardee, Roy" <[EMAIL PROTECTED]> wrote:
> Hrmm--out of my depth here probably... But it looks like you're not getting
> an appointments hash in your params at all:
>
> {"authenticity_token"=>"d6f4591942661666d16d0a11e53b1436f9dca797",
> "action"=>"array", "controller"=>"appointments", "data"=>"10"}
>
> You're just getting a simple param called "data"--so if you said
> "params[:data]" in your controller code you should get back a "10". But this
> is nothing you're going to be able to .build a whole appointment out of. You
> want that parameters hash to come back looking someething like this:
>
> {"authenticity_token"=>"d6f4591942661666d16d0a11e53b1436f9dca797",
> "action"=>"array", "controller"=>"appointments",
> "appointment"=>{"field_one"=>"some value", "field_two"=>"some other value"},
> "data"=>"10"}
>
> I'm guessing you've got a whole form here for creating an appointment, and
> you want all your inputs, plus this js-generated array of clicks? If that's
> it, and you really need to do ajax, have a look at remote_form_for. That's
> an ajaxy form-submitter. But even then you're going to have to do something
> special w/your "data" parameter--it's not going to come in as part of the
> appointment hash the way you're passing it now.
>
> HTH,
>
> -Roy
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf
> Of David
> Sent: Friday, September 19, 2008 4:52 PM
> To: Ruby on Rails: Talk
> Subject: [Rails] Re: Saving to the database using link_to_remote?
>
> The problem is that I don't think I can pass the javascript array with just
> link_to, I think it needs to be a javascript request. This is the call I am
> using to save to the database:
>
> @appointment = logged_in_user.appointments.build(params[:appointment])
> if @appointment.save
> flash[:notice] = "Availability saved"
> else
> flash[:error] = "There was a problem creating the appointment."
> end
>
> where params[:appointment] is the appropriate hash. I know it is not saving
> b/c it displays the error and nothing is changed in the actual database.
>
> This is the excerpt from the development.log:
>
> Processing AppointmentsController#array (for 127.0.0.1 at 2008-09-19
> 16:50:20) [POST]
> Session ID:
> BAh7CDoMY3NyZl9pZCIlZWZjMGJlN2RkN2Y0YmNkNWM1OGJkOTUyMjA2MjJl
> %0AZjkiCmZsYXNoSUM6J0FjdGlvbkNvbnRyb2xsZXI6OkZsYXNoOjpGbGFzaEhh
> %0Ac2h7BjoLbm90aWNlMAY6CkB1c2VkewY7B1Q6CXVzZXJpBg%3D
> %3D--364263bf2727a15d868a5e7438b049fccd17c21d
> Parameters:
> {"authenticity_token"=>"d6f4591942661666d16d0a11e53b1436f9dca797",
> "action"=>"array", "controller"=>"appointments", "data"=>"10"} Asked for a
> remote server ? true, ENV["FERRET_USE_LOCAL_INDEX"] is nil, looks like we are
> not the server Will use local index.
> using index in C:/InstantRails-2.0-win/rails_apps/clean/index/
> development/user
> default field list: ["username", "has_photo"]
> [4;35;1mUser Columns (0.004000) [0m [0mSHOW FIELDS FROM
> `users` [0m
> [4;36;1mUser Load (0.001000) [0m [0;1mSELECT * FROM `users`
> WHERE (`users`.`id` = 1) [0m
> [4;35;1mAppointment Columns (0.004000) [0m [0mSHOW FIELDS FROM
> `appointments` [0m
> [4;36;1mSQL (0.000000) [0m [0;1mBEGIN [0m
> [4;35;1mSQL (0.000000) [0m [0mCOMMIT [0m
> Rendering appointments/array
> Completed in 0.07400 (13 reqs/sec) | Rendering: 0.00700 (9%) | DB:
> 0.00900 (12%) | 200 OK [http://localhost/appointments/array]
>
> Thanks, Dave
>
> On Sep 19, 3:49 pm, "Pardee, Roy" <[EMAIL PROTECTED]> wrote:
> > I think if you want to redirect, you need to do a plain request--that is,
> > drop the ajax & just do link_to.
>
> > But you should be able to save to the db from an ajax request. What are
> > you doing to save to the db & how do you know it's not working? If there's
> > an error, what is it?
>
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[EMAIL PROTECTED] On Behalf Of David
> > Sent: Friday, September 19, 2008 3:19 PM
> > To: Ruby on Rails: Talk
> > Subject: [Rails] Saving to the database using link_to_remote?
>
> > I am attempting to save a javascript array that has collected clicks
> > from the user into the database using link_to_remote. I am new to
> > ajax, so I do not know all the details but I have been told that in
> > order to get the javascript array from the client side to the server
> > side I must make an ajax request. The ajax helper I am using is
> > link_to_remote:
>
> > <%= link_to_remote 'Click me', :url => {:action => "array"}, :with =>
> > "'data='+test()"%>
>
> > This works up until trying to save the array to the database. It
> > passes the array, which is the result of the javascript function
> > test() to the action array and I am able to convert to ruby. However,
> > I am unable to save anything to the database, or redirect to any other
> > action. I am wondering, firstly, Is link_to_remote even the
> > appropriate ajax helper, and if so, How can I save this information to
> > the database in the array action as seen above? Thanks, Dave
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