Created
October 8, 2012 23:45
-
-
Save suwa320/3855664 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # -*- coding: utf-8 -*- | |
| require 'amazon/ecs' | |
| module Amazon | |
| class Element | |
| def to_hash | |
| item_attr = self.get_element('ItemAttributes') | |
| authors = item_attr.get_array('Authors') | |
| authors = [item_attr.get('Author')] if authors.empty? | |
| { | |
| :asin => self.get('ASIN'), | |
| :title => item_attr.get('Title'), | |
| :authors => authors, | |
| :formatted_price => ((self/'ListPrice/FormattedPrice').text rescue ''), | |
| :small_image_url => self.get_hash('SmallImage')['URL'], | |
| :small_image_width => self.get_hash('SmallImage')['Width'], | |
| :small_image_height => self.get_hash('SmallImage')['Height'], | |
| :medium_image_url => self.get_hash('MediumImage')['URL'], | |
| :medium_image_width => self.get_hash('MediumImage')['Width'], | |
| :medium_image_height => self.get_hash('MediumImage')['Height'] | |
| } | |
| end | |
| end | |
| end | |
| module Jekyll | |
| module AmazonPlugin | |
| def setup(config) | |
| if not defined? @@setup | |
| Amazon::Ecs.options = { | |
| :associate_tag => config['associate_tag'], | |
| :AWS_access_key_id => config['access_key_id'], | |
| :AWS_secret_key => config['secret_key'], | |
| :country => config['country'] | |
| } | |
| @@associate_tag = config['associate_tag'] | |
| @@setup = true | |
| end | |
| end | |
| def lookup(asin) | |
| Amazon::Ecs.item_lookup( | |
| asin.strip, {:response_group => 'Large'}).items.first.to_hash | |
| end | |
| def search(query) | |
| sort = @sort || 'salesrank' | |
| Amazon::Ecs.item_search(query, | |
| {:response_group => 'Large', :sort => sort}).items.map{|v| v.to_hash} | |
| end | |
| end | |
| class AmazonTag < Liquid::Tag | |
| include AmazonPlugin | |
| def initialize(tag_name, text, tokens) | |
| super | |
| @asin = text | |
| end | |
| def render(context) | |
| config = context.registers[:site].config['amazon'].dup | |
| setup(config) | |
| item = lookup(@asin) | |
| <<-html.strip | |
| <div class="amazon_product clearfix"> | |
| <a href="http://www.amazon.jp/o/ASIN/#{item[:asin]}/#{config['associate_tag']}"> | |
| <img class="align-left" src="#{item[:small_image_url]}" width="#{item[:small_image_width]}" height="#{item[:small_image_height]}" /> | |
| </a> | |
| <a href="http://www.amazon.jp/o/ASIN/#{item[:asin]}/#{config['associate_tag']}" style="color:blue;text-decoration:none"> | |
| <strong class="title">#{item[:title]}</strong> | |
| </a> | |
| <br /> | |
| <span class="label_price">価格</span> | |
| <span class="price">#{item[:formatted_price]}</span> | |
| <span class="authors">#{item[:authors].join(', ')}</span> | |
| </div> | |
| html | |
| end | |
| end | |
| class AmazonBlock < Liquid::Block | |
| include AmazonPlugin | |
| def initialize(tag_name, text, tokens) | |
| super | |
| @limit = 3 | |
| parse_args(text) | |
| end | |
| def render(context) | |
| config = context.registers[:site].config['amazon'].dup | |
| context['amazon'] = config | |
| setup(config) | |
| if @query | |
| items = search(@query) | |
| else | |
| items = @asin.each_with_object([]){|v, arr| arr << lookup(v)} | |
| end | |
| items[0, @limit].each_with_object('') do |item, str| | |
| str << render_item(item, context) | |
| end | |
| end | |
| private | |
| def parse_args(text) | |
| args = text.split(/\s+/).select{|v| | |
| if v =~ /^limit:(\d+)$/ | |
| @limit = $~[1].to_i; nil | |
| nil | |
| elsif v =~ /^sort:(\w+)$/ | |
| @sort = $~[1].to_s; nil | |
| else | |
| v | |
| end | |
| } | |
| if args.all?{|v| v =~ /(\d{9}[\dX])/} | |
| @asin = args | |
| else | |
| @query = args.join(' ') | |
| end | |
| end | |
| def render_item(item, context) | |
| @nodelist.each_with_object('') do |node, str| | |
| item[:url] = | |
| "http://www.amazon.jp/o/ASIN/%s/%s/ref=nosim" % | |
| [item[:asin], context['amazon.associate_tag']] | |
| if node.kind_of?(Liquid::Variable) | |
| if item[node.name.to_sym] | |
| str << item[node.name.to_sym] | |
| else | |
| str << node.render(context) | |
| end | |
| else | |
| str << node.to_s | |
| end | |
| end | |
| end | |
| end | |
| end | |
| Liquid::Template.register_tag('amazon', Jekyll::AmazonTag) | |
| Liquid::Template.register_tag('amazonb', Jekyll::AmazonBlock) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment