Hi!
the analyzer option belongs to the set of options which aaf directly
passes on to Ferret, and therefore the call has to read:
acts_as_ferret(:fields => { },
:remote => true,
:ferret => {
:analyzer => StemmedAnalyzer
})
Cheers,
Jens
On Fri, Nov 09, 2007 at 02:41:17PM -0500, phedre wrote:
> I'm sure I'm missing something completely obvious here, so I hope
> someone can point me in the right direction!
>
> I've implemented a basic search with AAF, which works as expected; I'm
> running a ferret drb server, and using will_paginate to page results.
> The code in my search_controller.rb:
>
> search_text = params[:query] || " "
> @products = Product.find_with_ferret(search_text, :page =>
> params[:page], :per_page => #$ItemsPerPage, :limit => $ItemsPerPage,
> :offset => $offset)
> @results_pages = Product.paginate_search(search_text, :page =>
> params[:page], :per_page => $ItemsPerPage)
>
>
>
> The next step was to implement stemming, which seemed straightforward
> enough. I created the stemmed_analyzer.rb file in the lib directory,
> as follows:
>
> require 'rubygems'
> require 'ferret'
>
> class StemmedAnalyzer < Ferret::Analysis::Analyzer
> include Ferret::Analysis
> def initialize(stop_words = ENGLISH_STOP_WORDS)
> @stop_words = stop_words
> end
> def token_stream(field, str)
>
> StemFilter.new(StopFilter.new(LowerCaseFilter.new(StandardTokenizer.new(str)),
> @stop_words))
> end
> end
>
>
> And added the call to the analyzer in my model file:
>
> acts_as_ferret( :fields => { :name => { :boost => 1,
> :store => :yes },
> :product_number => { :boost => 2 },
> :description => { :boost => 0,
> :store => :yes },
> :care => { :boost => -2 },
> :manufacturer_name => { :boost => 1,
> :store => :yes },
> :collection_name => { :boost => 1,
> :store => :yes },
> :category_name => { :boost => 0 }
> },
> :remote => true,
> :analyzer => StemmedAnalyzer.new )
--
Jens Krämer
http://www.jkraemer.net/ - Blog
http://www.omdb.org/ - The new free film database
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