impress/app/controllers/items_controller.rb

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class ItemsController < ApplicationController
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before_filter :set_query
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def index
if params.has_key?(:q)
begin
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if params[:per_page]
per_page = params[:per_page].to_i
per_page = 50 if per_page && per_page > 50
else
per_page = nil
end
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@items = Item.search(@query).alphabetize.paginate :page => params[:page], :per_page => per_page
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respond_to do |format|
format.html { render }
format.json { render :json => {:items => @items, :total_pages => @items.total_pages} }
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format.js { render :json => {:items => @items, :total_pages => @items.total_pages}, :callback => params[:callback] }
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end
rescue Item::SearchError
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respond_to do |format|
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format.html { flash.now[:alert] = $!.message }
format.js { render :json => {:error => $!.message}, :callback => params[:callback] }
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end
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end
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elsif params.has_key?(:ids) && params[:ids].is_a?(Array)
@items = Item.find(params[:ids])
respond_to do |format|
format.json { render :json => @items }
end
else
respond_to do |format|
format.html { render }
format.js { render :json => {:error => '$q required'}}
end
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end
end
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def show
@item = Item.find params[:id]
end
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def needed
if params[:color] && params[:species]
@pet_type = PetType.find_by_color_id_and_species_id(
params[:color],
params[:species]
)
end
unless @pet_type
raise ActiveRecord::RecordNotFound, 'Pet type not found'
end
@items = @pet_type.needed_items.alphabetize
@pet_name = params[:name]
render :layout => 'application'
end
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private
def set_query
@query = params[:q]
end
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end