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Contents
module Sunspot
module Query
#
# A Group groups by the unique values of a given field, or by given queries.
#
class Group
attr_accessor :limit, :truncate
attr_reader :fields, :queries
def initialize
@sort = SortComposite.new
@fields = []
@queries = []
end
def add_field(field)
if field.multiple?
raise(ArgumentError, "#{field.name} cannot be used for grouping because it is a multiple-value field")
end
@fields << field
end
def add_query(query)
@queries << query
end
def add_sort(sort)
@sort << sort
end
def to_params
params = {
:group => "true",
:"group.ngroups" => "true",
}
params.merge!(@sort.to_params("group."))
params[:"group.field"] = @fields.map(&:indexed_name) if @fields.any?
params[:"group.query"] = @queries.map(&:to_boolean_phrase) if @queries.any?
params[:"group.limit"] = @limit if @limit
params[:"group.truncate"] = @truncate if @truncate
params
end
end
end
end
Version data entries
10 entries across 10 versions & 2 rubygems