Sha256: 5638833044328484698078083da13d9b5e59888fe481d6bc0c34ecd6127e2acf
Contents?: true
Size: 1.25 KB
Versions: 26
Compression:
Stored size: 1.25 KB
Contents
require "digest"
module PgSearch
class Configuration
class Association
attr_reader :columns
def initialize(model, name, column_names)
@model = model
@name = name
@columns = Array(column_names).map do |column_name, weight|
ForeignColumn.new(column_name, weight, @model, self)
end
end
def table_name
@model.reflect_on_association(@name).table_name
end
def join(primary_key)
"LEFT OUTER JOIN (#{relation(primary_key).to_sql}) #{subselect_alias} ON #{subselect_alias}.id = #{primary_key}"
end
def subselect_alias
Configuration.alias(table_name, @name, "subselect")
end
private
def selects
postgresql_version = @model.connection.send(:postgresql_version)
columns.map do |column|
case postgresql_version
when 0..90000
"array_to_string(array_agg(#{column.full_name}::text), ' ') AS #{column.alias}"
else
"string_agg(#{column.full_name}::text, ' ') AS #{column.alias}"
end
end.join(", ")
end
def relation(primary_key)
@model.unscoped.joins(@name).select("#{primary_key} AS id, #{selects}").group(primary_key)
end
end
end
end
Version data entries
26 entries across 26 versions & 1 rubygems