Saturday, December 5, 2009

[Rails] Re: Struggling to delete posts... Can you help?

I don't see where you are actually passing in the id!

We do something like this:

<%= link_to image_tag("cross.png"), post, :confirm => 'Are you
sure?', :method => :delete, :title => "Delete this post" %>

That gives us an icon to click on and will delete the post by calling
PostsController#destroy

which looks like:

def destroy
@post = Post.find(params[:id])
@post.destroy

respond_to do |format|
format.html { redirect_to(posts_url) }
format.xml { head :ok }
end
end

On Dec 5, 4:40 pm, RubyonRails_newbie <craigwest...@googlemail.com>
wrote:
> Hello there,
>
> I am looking to be able to delete posts from within my account page.
>
> I have a destroy action within the posts controller, which looks like
> this:
>
>   def destroy
>     @post = Post.find(params[:user_id])
>     @post.destroy
>
>     respond_to do |format|
>       format.html { redirect_to :controller => "profile"}
>       format.xml  { head :ok }
>     end
>   end
>
> And I also have the button which is clicked to delete a post.
>
>         <% form_tag(:controller => "posts", :action => "destroy", :confirm =>
> 'Are you sure?') do %>
>           <%= submit_tag("Delete") %>
>
> However - when i click 'delete' I get the following error:
>
> ActiveRecord::RecordNotFound in PostsController#destroy
>
> Couldn't find Post without an ID
>
> I changed '@post = Post.find(params[:user_id])' to only have :id as a
> param, but that returned with the same issue.
>
> Can anyone help?
>
> Many Thanks

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