search_controller.rb
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class SearchController < ApplicationController
helper TagsHelper
SEARCHES = []
def self.search(&block)
SEARCHES << block
end
protected
#############################################
# XXX add yours searches here
#############################################
search do |query|
Article.find_by_contents(query)
end
search do |query|
Profile.find_by_contents(query)
end
search do |query|
Product.find_by_contents(query)
end
# auxiliary method to search in all defined searches and collect the results
def search(query)
SEARCHES.inject([]) do |acc,finder|
acc += finder.call(query)
end.sort_by do |hit|
-(relevance_for(hit))
end
end
public
include SearchHelper
def index
@query = params[:query] || ''
@filtered_query = remove_stop_words(@query)
@results = search(@filtered_query)
end
def tags
@tags = Tag.find(:all).inject({}) do |memo,tag|
memo[tag.name] = tag.taggings.count
memo
end
end
def tag
@tag = Tag.find_by_name(params[:tag])
@tagged = @tag.taggings.map(&:taggable)
end
def popup
render :action => 'popup', :layout => false
end
end