Overrides to link_to should go better in the ApplicationHelper. Try em
there.
Vish
On 10/1/06, Vinod Krishnan
<vinod.krishnan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:>
>
> Hi,
> I am trying to override link_to in the ApplicationController as follows:
>
> include ActionView::Helpers::UrlHelper
> alias_method (:link_to_original, :link_to) unless
> method_defined?(:link_to_original)
>
> def link_to(name, options = {}, html_options = nil,
> *parameters_for_method_reference)
> puts "In my link_to"
> link_to_original(name, options, html_options,
> *parameters_for_method_reference)
> end
>
> I get the following error:
>
> You have a nil object when you didn''t expect it!
> The error occured while evaluating nil.url_for
>
> Extracted source (around line #7):
>
> 4: <div class="Logo">
> 5: <%= link_to(image_tag("logo4.gif",
> 6: :alt => "logo",
> 7: :border => 0),
> 8: {:controller => "main",
> 9: :action => "index" })
> 10: %>
>
>
>
C:/INSTAN~1/ruby/lib/ruby/gems/1.8/gems/actionpack1.12.1/lib/action_view/helpers/url_helper.rb:27:in
> `send''
>
>
C:/INSTAN~1/ruby/lib/ruby/gems/1.8/gems/actionpack1.12.1/lib/action_view/helpers/url_helper.rb:27:in
> `url_for''
>
>
C:/INSTAN~1/ruby/lib/ruby/gems/1.8/gems/actionpack1.12.1/lib/action_view/helpers/url_helper.rb:27:in
> `send''
>
>
C:/INSTAN~1/ruby/lib/ruby/gems/1.8/gems/actionpack1.12.1/lib/action_view/helpers/url_helper.rb:27:in
> `url_for''
>
>
C:/INSTAN~1/ruby/lib/ruby/gems/1.8/gems/actionpack1.12.1/lib/action_view/helpers/url_helper.rb:59:in
> `link_to''
> #{RAILS_ROOT}/app/views//layouts/_header.rhtml:7:in
> `_run_rhtml_layouts__header''
> #{RAILS_ROOT}/app/views/layouts/main_layout.rhtml:20:in
> `_run_rhtml_layouts_main_layout''
>
>
> Please help.
>
> -Vinod
>
> >
>
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