On Apr 5, 9:46 pm, dirtbug <nyoun...@gmail.com> wrote:
> Thanks for the reply. I've now fixed the html (removed the table), but
> it didn't fix the problem. The edit view is:
You've still got a form nested inside a form (button_to creates a
form)
Fred
> <h1>Editing orf</h1>
> <% form_for @orf do |f| %>
> <%= f.error_messages %>
> <%= h @orf.locus_tag %>
> <%= f.text_field 'current_annotation', :size => 50 %>
> <%= f.submit "Update" %>
> <%= button_to "Undo last change", :action => :undo_last_change, :id
> => @orf %>
> <% end %>
>
> I'm not sure what you mean about taking a look at the raw data posted
> by the browser to see if it is malformed. I turned on Firebug and
> looked at what it was trying to do when I pressed my "Update" button
> and I don't see anything wrong. It shows:
>
> _method put
> commit Update
> orf[current_annotation] hypothetical proteinski
>
> That looks OK to me , but I don't really know what I should be looking
> for. I was trying to change the current_annotation from hypothetical
> protein to hypothetical proteinski, so it looks like it tried. But
> the change doesn't happen. Any suggestion of how to troubleshoot this
> further?
>
> On Apr 2, 4:56 pm, Frederick Cheung <frederick.che...@gmail.com>
> wrote:
>
>
>
> > On Apr 2, 6:23 pm,dirtbug<nyoun...@gmail.com> wrote:> I have an update
> > button that doesn't update. Watching the server
> > > during the attempt, I see:
>
> > > Processing OrvesController#update (for 128.119.60.171 at 2010-04-02
> > > 13:13:29) [PUT]
> > > Parameters: {"orf"=>nil, "commit"=>"Update", "id"=>"19544"}
>
> > > orf is my model I'm trying to update in the database. Why is it nil?
>
> > It's probably worth taking a look at the raw data posted by the
> > browser - if it is malformed in some way that could be causing rails
> > to parse it in a funny way. It probably doesn't help that your html is
> > malformed (a td must be contained in a tr or similar, i'm pretty sure
> > you can't stick a form in a table like that and the button_to will
> > create a second form (ie you'll have a form nested in another form)
>
> > Fred
>
> > > The view for the page with the update button is called edit.html.erb
> > > and contains:
>
> > > <h1>Editing orf</h1>
> > > <table>
> > > <% form_for @orf do |f| %></td>
> > > <td><%= f.error_messages %>
> > > <td><%= h @orf.locus_tag %></td>
> > > <td><%= f.text_field 'current_annotation', :size => 50 %></td>
> > > <td><%= f.submit "Update" %></td>
> > > <td><%= button_to "Undo last change", :action
> > > => :undo_last_change, :id => @orf %></td>
> > > <% end %>
>
> > > orf's attributes locus_tag and current_annotation are being correctly
> > > displayed.
>
> > > Here's the update method:
>
> > > def update
> > > @orf = Orf.find(params[:id])
> > > if @orf.update_attributes(params[:orf])
> > > flash[:notice] = 'Orf was successfully updated.'
> > > redirect_to orf_path
> > > else
> > > flash[:notice] = 'Update failed.'
> > > redirect_to orf_path
> > > end
> > > end
>
> > > routes.rb contains the line:
> > > map.resources :orves
>
> > > No error message appears in the web browser. The update just doesn't
> > > change anything.
>
> > > I'm running Rails 2.3.0.
>
> > > Any idea what I'm doing wrong?
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