Contents

#--
# Copyright (c) 2010-2011 Michael Berkovich
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#++

module WillFilter
  module ActiveRecordExtension
    extend ActiveSupport::Concern
    module ClassMethods
      def filter(opts = {})
        if ActiveRecord::Base == self.class
          raise WillFilter::FilterException.new("Cannot apply filter to the ActiveRecord::Base object")
        end

        params = opts[:params] || {}

        if opts[:filter]
          case opts[:filter].class.name
            when "String" then filter_class = opts[:filter].constantize
            when "Symbol" then filter_class = opts[:filter].to_s.camelcase.constantize
            else filter_class = opts[:filter]
          end
        else
          filter_class = WillFilter::Filter
        end

        filter_class.new(self).deserialize_from_params(params).results
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
will_filter-3.1.3	lib/will_filter/extensions/active_record_extension.rb
will_filter-3.1.2	lib/will_filter/extensions/active_record_extension.rb
will_filter-3.1.1	lib/will_filter/extensions/active_record_extension.rb