Add Express documentation

assets/javascripts/templates/pages/about_tmpl.coffee

@@ -110,6 +110,11 @@ credits = [
     '2014 Yehuda Katz, Tom Dale and Ember.js contributors',
     'MIT',
     'https://raw.github.com/emberjs/ember.js/master/LICENSE'
+  ], [
+    'Express',
+    '2009-2014 TJ Holowaychuk',
+    'MIT',
+    'https://raw.githubusercontent.com/visionmedia/express/master/LICENSE'
   ], [
     'Git',
     '2005-2014 Linus Torvalds and others',

assets/javascripts/templates/pages/news_tmpl.coffee

@@ -24,7 +24,10 @@ newsItem = (date, news) ->
   result
 
 app.news = [
-  [ 1396742400000, # April 6, 2014
+  [ 1399075200000, # May 3, 2014
+    """ New <a href="/express/">Express</a> documentation """,
+  ], [
+    1396742400000, # April 6, 2014
     """ New <a href="/go/">Go</a> documentation """,
   ], [
     1396137600000, # March 30, 2014

assets/javascripts/views/pages/express.coffee

@@ -0,0 +1,4 @@
+#= require views/pages/base
+#= require views/pages/underscore
+
+app.views.ExpressPage = app.views.UnderscorePage

assets/stylesheets/application.css.scss

@@ -33,6 +33,7 @@
         'pages/coffeescript',
         'pages/d3',
         'pages/ember',
+        'pages/express',
         'pages/go',
         'pages/jquery',
         'pages/knockout',

assets/stylesheets/global/_icons.scss

@@ -53,3 +53,4 @@
 ._icon-yii:before           { background-position: -4rem -7rem; }
 ._icon-cpp:before           { background-position: 0 -8rem; }
 ._icon-go:before            { background-position: -1rem -8rem; }
+._icon-express:before       { background-position: -2rem -8rem; }

assets/stylesheets/pages/_express.scss

@@ -0,0 +1,8 @@
+._express {
+  padding-left: 1rem;
+
+  h1, h2, h3 { margin-left: -1rem; }
+  h2 { @extend %block-heading; }
+  h3 { @extend %block-label, %label-blue; }
+  p > code { @extend %label; }
+}

lib/docs/filters/express/clean_html.rb

@@ -0,0 +1,24 @@
+module Docs
+  class Express
+    class CleanHtmlFilter < Filter
+      def call
+        css('section').each do |node|
+          node.before(node.children).remove
+        end
+
+        # Put id attributes on headings
+        css('h2 + a[name]').each do |node|
+          node.previous_element['id'] = node['name']
+          node.remove
+        end
+
+        # Remove code highlighting
+        css('pre').each do |node|
+          node.content = node.content
+        end
+
+        doc
+      end
+    end
+  end
+end

lib/docs/filters/express/entries.rb

@@ -0,0 +1,21 @@
+module Docs
+  class Express
+    class EntriesFilter < Docs::EntriesFilter
+      def additional_entries
+        type = 'Application'
+
+        doc.children.each_with_object [] do |node, entries|
+          if node.name == 'h2'
+            type = node.content
+            next
+          elsif node.name == 'h3'
+            name = node.content.strip
+            name.sub! %r{\(.+\)}, '()'
+
+            entries << [name, node['id'], type]
+          end
+        end
+      end
+    end
+  end
+end

lib/docs/scrapers/express.rb

@@ -0,0 +1,19 @@
+module Docs
+  class Express < UrlScraper
+    self.name = 'Express'
+    self.type = 'express'
+    self.version = '4.1.1'
+    self.base_url = 'http://expressjs.com/4x/api.html'
+
+    html_filters.push 'express/clean_html', 'express/entries', 'title'
+
+    options[:title] = 'Express'
+    options[:container] = '#right'
+    options[:skip_links] = true
+
+    options[:attribution] = <<-HTML
+      &copy; 2009&ndash;2014 TJ Holowaychuk<br>
+      Licensed under the MIT License.
+    HTML
+  end
+end