Oh, one more thing, I just looked and the find_by_contents didn't
support returning the total results when I wrote my original
pagination post :)
Also, I don't think the current acts_as_ferret release supports it
either (but the trunk does), so you may have to grab the trunk if you
want to paginate in pure acts_as_ferret land.
Tom
On 7/7/06, Tom Davies <[EMAIL PROTECTED]> wrote:
> The snipped out portion is just where you process the results. In my
> case, I am searching for gifts so here is how I search and collect the
> Gift objects:
>
> num = INDEX.search_each(query, {:num_docs => options[:limit],
> :first_doc => options[:offset]}) do |doc, score|
> logger.debug("Found doc: #{doc}, id: #{INDEX[doc]['id']}, score:
> #{score}")
> gifts << Gift.find(INDEX[doc]['id'])
> end
>
> Also, the reason I defined my own search method as opposed to using
> find_by_contents is because I am not using the acts_as_ferret plugin.
> From looking at the acts_as_ferret code, it looks like you can just
> use the SearchResults object returned by the find_by_contents since it
> also includes the total hits needed to create the Paginator pages.
>
> Tom
>
> On 7/5/06, guest <[EMAIL PROTECTED]> wrote:
> >
> > Nice!
> >
> > This is very useful!
> >
> > What code did you snip out of the serach method? Is that required?
> >
> > Thanks.
> >
> >
> > Tom Davies wrote:
> > > To add to what Jens said, you may find this code useful:
> > >
> > > In your model:
> > >
> > > def self.search(q, options = {})
> > > return nil if q.nil?
> > > default_options = {:limit => 10, :page => 1}
> > > options = default_options.merge options
> > > options[:offset] = options[:limit] * (options[:page].to_i-1)
> > > ... snip ...
> > > num = INDEX.search_each(query, {:num_docs => options[:limit],
> > > :first_doc => options[:offset]}) do |doc, score|
> > > ... snip ...
> > > [num, results]
> > > end
> > >
> > > Notice that I return the total matches as num, plus the results. The
> > > total matches is necessary to generate a paginator across all the
> > > items.
> > >
> > > For the pagination, I created this simple method in my application
> > > controller (note it assumes a params[:page] being passed around):
> > >
> > > def pages_for(size, options = {})
> > > default_options = {:per_page => 10}
> > > options = default_options.merge options
> > > pages = Paginator.new self, size, options[:per_page],
> > > (params[:page]||1)
> > > pages
> > > end
> > >
> > > And lastly, to use it in a controller:
> > > @total, @results = YourModel.search(@query, :page =>
> > > (params[:page]||1)
> > > @result_pages = pages_for(@total)
> > >
> > > Tom
> > >
> > > On 5/3/06, Jens Kraemer <[EMAIL PROTECTED]> wrote:
> > >> > unless @query.blank?
> > >>
> > >> Ferret-talk mailing list
> > >> [email protected]
> > >> http://rubyforge.org/mailman/listinfo/ferret-talk
> > >>
> > >
> > >
> > > --
> > > Tom Davies
> > >
> > > http://blog.atomgiant.com
> > > http://gifthat.com
> >
> >
> > --
> > Posted via http://www.ruby-forum.com/.
> > _______________________________________________
> > Ferret-talk mailing list
> > [email protected]
> > http://rubyforge.org/mailman/listinfo/ferret-talk
> >
>
>
> --
> Tom Davies
>
> http://atomgiant.com
> http://gifthat.com
>
--
Tom Davies
http://atomgiant.com
http://gifthat.com
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