From b0c622da7c0a8bdabb33d63fd0c2d7c2b9df02ef Mon Sep 17 00:00:00 2001
From: Alex Legler <alex@a3li.li>
Date: Thu, 2 Apr 2015 11:09:31 +0200
Subject: Initial version

---
 _plugins/tags.rb | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 _plugins/tags.rb

(limited to '_plugins/tags.rb')

diff --git a/_plugins/tags.rb b/_plugins/tags.rb
new file mode 100644
index 0000000..5175cde
--- /dev/null
+++ b/_plugins/tags.rb
@@ -0,0 +1,41 @@
+require_relative 'lib/weightedrandomizer'
+module Gentoo
+  module Tags
+    class AdsTag < Liquid::Tag
+      # When changing this, you must recalculate the columns in the HTML below as well!
+      AD_COUNT = 4
+
+      def render(context)
+        ads = context.registers[:site].data['ads']['active']
+
+        ad_html = ""
+        first_ad = true
+        raw_weighted_ads = Hash[ads.map { |ad| [ad, ad['weight'] || 0] }]
+        ads_wr = WeightedRandomizer.new(raw_weighted_ads)
+        ads_wr.sample(AD_COUNT*10).uniq.slice(0, AD_COUNT).each do |ad|
+          if first_ad
+            ad_html += '<div class="col-xs-12 col-md-2 col-md-offset-2 sponsorlogo">'
+            first_ad = false
+          else
+            ad_html += '<div class="col-xs-12 col-md-2 sponsorlogo">'
+          end
+		  ad_html += '<!-- sponsor{name:%s,weight:%d} -->' % [ad['name'], ad['weight']]
+
+          if ad.has_key? 'img'
+            ad_html += "<a href=\"%s\" title=\"%s\"><img src=\"/assets/img/sponsors/ads/%s\" alt=\"%s\"></a>" %
+              [ad['link'], ad['alt'], ad['img'], ad['alt']]
+          else
+            ad_html += "<span class=\"text-ad\"><span class=\"text-ad-content\">%s</span></span>" % ad['blurb']
+          end
+
+          ad_html += "</div>\n"
+        end
+
+        ad_html
+      end
+    end
+
+  end
+end
+
+Liquid::Template.register_tag('render_ads', Gentoo::Tags::AdsTag)
-- 
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