Re: [Rails] form remote only if new record.

On 18 November 2011 18:13, Mauro <mrsanna1@gmail.com> wrote:
> On 18 November 2011 17:05, Jim Ruther Nill <jvnill@gmail.com> wrote:
>>
>>
>> On Fri, Nov 18, 2011 at 8:25 PM, Mauro <mrsanna1@gmail.com> wrote:
>>>
>>> On 18 November 2011 13:17, Jim Ruther Nill <jvnill@gmail.com> wrote:
>>> >
>>> >
>>> > On Fri, Nov 18, 2011 at 8:01 PM, Mauro <mrsanna1@gmail.com> wrote:
>>> >>
>>> >> I want submit a form via ajax only if i have a new record, so I've set:
>>> >> (I'm using simple_form)
>>> >>
>>> >> = simple_form_for @document, :html => { :multipart => true }, :remote
>>> >> => @document.new_record? ? true : false,  do |f|
>>> >>  = render 'shared/error_messages', :object => @document
>>> >>
>>> >>  = field_set_tag t('document') do
>>> >>    .block
>>> >>      .column.span-24
>>> >>        .inputs
>>> >>          = f.input :name
>>> >>          = f.input :description
>>> >>          = f.input :doc, :as => :file
>>> >>          = f.input :company_id, :input_html => { :value =>
>>> >> params[:company_id] }, :as => :hidden if @document.new_record?
>>> >>
>>> >>    .actions
>>> >>      = f.button :submit
>>> >>
>>> >> It works if the validations are all ok but if a validation fails, I
>>> >> correct the error and then submit again, remote is no longer valid
>>> >> because, I think, new_record? return false.
>>> >
>>> > nope. if @document is not saved, then @document.new_record? should
>>> > still return true.  When you say you correct the error, you're
>>> > submitting
>>> > the
>>> > same form right? without page reload since you're submitting via ajax so
>>> > the form should still submit via ajax.
>>>
>>> I have strange behaviors.
>>> As you see the form has remote => true if model is a new record.
>>> But when I call submit the form is not submited via ajax.
>>> The controller respond_to :js and I have new.js.erb and create.js.erb
>>> files.
>>> Perhaps the multipart create a problem?
>>>
>>
>> I didn't read the code carefully but I think the :remote key-value pair
>> should go inside the :html hash
>> Let me know if that submits your form via ajax.
>
> I've changed to:
>
> = simple_form_for @document, :html => { :multipart => true, :remote =>
> @document.new_record? ? true : false}  do |f|
>  = render 'shared/error_messages', :object => @document
>
>  = field_set_tag t('document') do
>    .block
>      .column.span-24
>        .inputs
>          = f.input :name
>          = f.input :description
>          = f.input :doc, :as => :file
>          = f.input :company_id, :input_html => { :value =>
> params[:company_id] }, :as => :hidden if @document.new_record?
>
>    .actions
>      = f.button :submit
>
> but still doesn't work via ajax.

I've noticed that if I don't fill the file field then if I create a
new document but without attaching any file then ajax works.
If I attach a file in the file field then ajax doesn't work.

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