[devdocsgjs/main: 617/1867] Add Mkdocs abstract scraper

[Andy Holmes <andyholmes src gnome org>]

commit b45090f369bc8fa7681237eca0def4c730f5f5a2
Author: Emil Maruszczak <emilekm gmail com>
Date:   Mon Apr 29 00:57:50 2019 +0200

    Add Mkdocs abstract scraper

 assets/stylesheets/application.css.scss |  1 +
 assets/stylesheets/pages/_mkdocs.scss   | 15 +++++++++++++++
 lib/docs/filters/mkdocs/clean_html.rb   | 18 ++++++++++++++++++
 lib/docs/scrapers/mkdocs.rb             |  5 +++++
 4 files changed, 39 insertions(+)
---
diff --git a/assets/stylesheets/application.css.scss b/assets/stylesheets/application.css.scss
index 2a64e5c9..d2005cb2 100644
--- a/assets/stylesheets/application.css.scss
+++ b/assets/stylesheets/application.css.scss
@@ -71,6 +71,7 @@
         'pages/lua',
         'pages/mdn',
         'pages/meteor',
+        'pages/mkdocs',
         'pages/modernizr',
         'pages/moment',
         'pages/nginx',
diff --git a/assets/stylesheets/pages/_mkdocs.scss b/assets/stylesheets/pages/_mkdocs.scss
new file mode 100644
index 00000000..e70ff66c
--- /dev/null
+++ b/assets/stylesheets/pages/_mkdocs.scss
@@ -0,0 +1,15 @@
+%mkdocs {
+  h2 { @extend %block-heading; }
+  h3 { @extend %block-label, %label-blue; }
+  h4 { @extend %block-label; }
+
+  blockquote { @extend %note; }
+
+  strong { font-weight: var(--bolderFontWeight); }
+
+  p > code, li > code { @extend %label; }
+}
+
+._mkdocs {
+  @extend %mkdocs;
+}
diff --git a/lib/docs/filters/mkdocs/clean_html.rb b/lib/docs/filters/mkdocs/clean_html.rb
new file mode 100644
index 00000000..c346d23e
--- /dev/null
+++ b/lib/docs/filters/mkdocs/clean_html.rb
@@ -0,0 +1,18 @@
+module Docs
+  class Mkdocs
+    class CleanHtmlFilter < Docs::Filter
+      def call
+        css('.toclink').each do |node|
+          node.parent.content = node.content
+          node.remove
+        end
+
+        css('pre').each do |node|
+          node.content = node.at_css('code').content
+        end
+
+        at_css('#main-content')
+      end
+    end
+  end
+end
diff --git a/lib/docs/scrapers/mkdocs.rb b/lib/docs/scrapers/mkdocs.rb
new file mode 100644
index 00000000..c0f5d5e5
--- /dev/null
+++ b/lib/docs/scrapers/mkdocs.rb
@@ -0,0 +1,5 @@
+module Docs
+  class Mkdocs < Scraper
+    self.abstract = true
+  end
+end