On Sep 7, 2010, at 3:46 PM, Rick R wrote:
> Man, as a newbie as soon as I deviate just an inch from the hello
> world stuff I'm in all sorts of hurt:)...
>
> I have a controller (lets call it GroceryStoreController) that has an
> 'add' method (It can be foobar for all I care at the moment, just
> something that isn't the conventional ones produced from scaffolding
> and that you get mappings to automatically from 'resources' definition
> in Routes.)
>
> I now have a list of grocery store items and I want to provide an
> 'add' link next to each item. Hitting the add link should reach the
> "add" method in the controller (passing along the id of the grocery
> item.)
>
> This should be so simple, yet I can't seem to get anything to work. I
> don't think I can just use my own xyz_path in link_to since I think
> that's just a convention for the built in resources (edit ,etc.) eg:
Look into the "member" option...
map.resource :grocery_stores, :member => {:add => :get}
-philip
> link_to 'add', add_grocery_store_path(item) #causes undefined path error
>
> I even tried doing things a way that docs say was and older way?:
>
> //sorry pasting from real code I was working with (results after you
> do a search)... not grocery_store, but same idea...
>
> @meters.each do |m|
> ....
> link_to 'add', controller => "meters_search", :action => "add", :id => m
>
> The above creates a link but it looks really bad:
>
> <a
> href="/meters_search/add?%23%3CMetersSearchController%3A0x00000102e90c48%3E=meters_search&id=1">add</a>
>
> and when you click on it it's trying to find the 'show' method (which
> I don't have in this controller, for now just have index, and add
> until I get this working) so it breaks.
>
> Maybe it's my Routes that is a problem, and I've been trying different
> things there as well. Relevant routes for this example I have as:
>
> resources :meters_search
> get "meters_search/add" => 'meters_search#add'
>
>
> [ side not for any help in my learning:
> I'm also am trying to following the docs for link_to
> http://api.rubyonrails.org/classes/ActionView/Helpers/UrlHelper.html#method-i-link_to
> and it's extremely confusing. It shows some options but then also
> mentions see options available by looking at "url_for" so when I click
> on that link
> http://api.rubyonrails.org/classes/ActionView/Helpers/UrlHelper.html#method-i-url_for
> I see seven options listed on the page ( anchor, only_path, etc.) yet
> they keep showing examples of options like :action, :controller yet I
> don't see them shown anywhere in the API as valid options? ]
>
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