Sha256: 6661c12ee424bf3ccedde49dca40eb698d356d4207e218b46fa764a5ef43904d
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Size: 1.49 KB
Versions: 5
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Stored size: 1.49 KB
Contents
require 'form_helper' module Rails3JQueryAutocomplete def self.included(base) base.extend(ClassMethods) end # Inspired on DHH's autocomplete plugin # # Usage: # # class ProductsController < Admin::BaseController # autocomplete :brand, :name # end # # This will magically generate an action autocomplete_brand_name, so, # don't forget to add it on your routes file # # resources :products do # get :autocomplete_brand_name, :on => :collection # end # # Now, on your view, all you have to do is have a text field like: # # f.text_field :brand_name, :autocomplete => autocomplete_brand_name_products_path # # module ClassMethods def autocomplete(object, method, options = {}) limit = options[:limit] || 10 order = options[:order] || "#{method} ASC" define_method("autocomplete_#{object}_#{method}") do unless params[:term] && params[:term].empty? items = object.to_s.camelize.constantize.where(["LOWER(#{method}) LIKE ?", "#{(options[:full] ? '%' : '')}#{params[:term].downcase}%"]).limit(limit).order(order) else items = {} end render :json => json_for_autocomplete(items, (options[:display_value] ? options[:display_value] : method)) end end end private def json_for_autocomplete(items, method) items.collect {|i| {"id" => i.id, "label" => i.send(method), "value" => i.send(method)}} end end class ActionController::Base include Rails3JQueryAutocomplete end
Version data entries
5 entries across 5 versions & 1 rubygems