> I just recently switched to ThinkingSphinx from Ultrasphinx (and
> before that acts_as_sphinx).  Ultrasphinx worked great but had just a
> couple issues that ThinkingSphinx resolves.  Most notably the multi-
> valued field support.  One feature of Ultrasphinx I ported over to
> ThinkingSphinx is the ability to generate facets for your attributes.
> It requires an additional sphinx call per attribute but in my
> experience it is very fast.

> I am posting this patch to the group in hopes that this could be
> rolled into ThinkingSphinx or at least be useful for others.  I am
> currently loading this using a Rails initializer.  Comments and
> improvements are welcome:.

> Here is the code for facets:

> require 'thinking_sphinx'
> module ThinkingSphinx
>  class Search
>    class << self
>      # Add facet support
>      def facets(query, attrs, options={})
>        options.merge!({:group_function => :attr, :group_clauses =>
> "@count desc"})
>        attrs = [attrs] unless attrs.is_a? Array
>        attr_facets = {}
>        attrs.each do |attr|
>          options[:group_by]=attr
>          results, client = search_results(query, options)
>          facets = {}
>          results[:matches].each {|e| facets[e[:attributes]
> ['@groupby']]=e[:attributes]['@count']}
>          attr_facets[attr] = facets
>        end
>        attr_facets
>      end
>    end
>  end
> end

> Thanks for that code - I've had a couple of other people request the
> facets feature. When I'm more awake I'll actually pay attention to the
> code and try to wrap it in to trunk.

> It's also worth knowing that Patrick Lenz has at least begun adding
> facets as well - his fork on github is:http://github.com/scoop/thinking-sphinx/tree/master

> Whether it's complete or not, or similar to yours, I've no idea.
> Again, something to analyse in the morning.

> Thanks again

> --
> Pat
> e: p...@freelancing-gods.com    || m: 0413 273 337
> w:http://freelancing-gods.com|| p: 03 9386 0928
> discworld:http://ausdwcon.org|| skype: patallan

> On 13/05/2008, at 11:16 PM, Tom Davies wrote:

> > I just recently switched to ThinkingSphinx from Ultrasphinx (and
> > before that acts_as_sphinx).  Ultrasphinx worked great but had just a
> > couple issues that ThinkingSphinx resolves.  Most notably the multi-
> > valued field support.  One feature of Ultrasphinx I ported over to
> > ThinkingSphinx is the ability to generate facets for your attributes.
> > It requires an additional sphinx call per attribute but in my
> > experience it is very fast.

> > I am posting this patch to the group in hopes that this could be
> > rolled into ThinkingSphinx or at least be useful for others.  I am
> > currently loading this using a Rails initializer.  Comments and
> > improvements are welcome:.

> > Here is the code for facets:

> > require 'thinking_sphinx'
> > module ThinkingSphinx
> >  class Search
> >    class << self
> >      # Add facet support
> >      def facets(query, attrs, options={})
> >        options.merge!({:group_function => :attr, :group_clauses =>
> > "@count desc"})
> >        attrs = [attrs] unless attrs.is_a? Array
> >        attr_facets = {}
> >        attrs.each do |attr|
> >          options[:group_by]=attr
> >          results, client = search_results(query, options)
> >          facets = {}
> >          results[:matches].each {|e| facets[e[:attributes]
> > ['@groupby']]=e[:attributes]['@count']}
> >          attr_facets[attr] = facets
> >        end
> >        attr_facets
> >      end
> >    end
> >  end
> > end