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Contents
require 'ostruct'
module Blacklight::SolrResponse::Facets
# represents a facet value; which is a field value and its hit count
class FacetItem < OpenStruct
def initialize *args
options = args.extract_options!
# Backwards-compat method signature
value = args.shift
hits = args.shift
options[:value] = value if value
options[:hits] = hits if hits
super(options)
end
def label
super || value
end
end
# represents a facet; which is a field and its values
class FacetField
attr_reader :name, :items
def initialize name, items
@name, @items = name, items
end
end
# @response.facets.each do |facet|
# facet.name
# facet.items
# end
# "caches" the result in the @facets instance var
def facets
@facets ||= (
facet_fields.map do |(facet_field_name,values_and_hits)|
items = []
values_and_hits.each_slice(2) do |k,v|
items << FacetItem.new(:value => k, :hits => v)
end
FacetField.new(facet_field_name, items)
end
)
end
# pass in a facet field name and get back a Facet instance
def facet_by_field_name(name)
@facets_by_field_name ||= {}
@facets_by_field_name[name] ||= (
facets.detect{|facet|facet.name.to_s == name.to_s}
)
end
def facet_counts
@facet_counts ||= self['facet_counts'] || {}
end
# Returns the hash of all the facet_fields (ie: {'instock_b' => ['true', 123, 'false', 20]}
def facet_fields
@facet_fields ||= facet_counts['facet_fields'] || {}
end
# Returns all of the facet queries
def facet_queries
@facet_queries ||= facet_counts['facet_queries'] || {}
end
# Returns all of the facet queries
def facet_pivot
@facet_pivot ||= facet_counts['facet_pivot'] || {}
end
end # end Facets
Version data entries
9 entries across 9 versions & 1 rubygems