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Contents
require 'ransack/context'
require 'ransack/adapters/active_record/3.1/context'
require 'ransack/adapters/active_record/compat'
require 'polyamorous'
module Ransack
module Adapters
module ActiveRecord
class Context < ::Ransack::Context
# Redefine a few things for ActiveRecord 3.2.
def initialize(object, options = {})
super
@arel_visitor = @engine.connection.visitor
end
def relation_for(object)
object.scoped
end
def type_for(attr)
return nil unless attr && attr.valid?
name = attr.arel_attribute.name.to_s
table = attr.arel_attribute.relation.table_name
schema_cache = @engine.connection.schema_cache
raise "No table named #{table} exists" unless schema_cache.table_exists?(table)
schema_cache.columns_hash[table][name].type
end
def evaluate(search, opts = {})
viz = Visitor.new
relation = @object.where(viz.accept(search.base))
if search.sorts.any?
relation = relation.except(:order).reorder(viz.accept(search.sorts))
end
opts[:distinct] ? relation.uniq : relation
end
end
end
end
end
Version data entries
31 entries across 31 versions & 3 rubygems