stadtratmonitor/app/controllers/search_controller.rb

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SearchFacet = Struct.new("SearchFacet", :term, :count) do
def term_with_count
"#{term} (#{count})"
end
end
class SearchController < ApplicationController
def index
@search_definition = PaperSearch.new(search_params)
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@search_definition.sort_by ||= "date"
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execute_search
end
def show
@search_definition = PaperSearch.find params[:id]
execute_search
render action: "index"
end
private
def execute_search
@response = Paper.search(@search_definition.to_definition)
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@papers = @response.page(params[:page]).results
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@paper_type_facets = extract_facets('paper_types')
@originator_facets = extract_facets('originators')
end
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def search_params
params.fetch(:paper_search, {}).permit(:query, :paper_type, :originator, :sort_by)
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end
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def extract_facets(name)
@response.
response['aggregations'][name.to_s][name.to_s]['buckets'].
map {|m| SearchFacet.new(m['key'], m['doc_count'])}
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end
end