Add custom css

lib/gollum/frontend/app.rb

@@ -238,6 +238,7 @@ module Precious
       @content = @page.formatted_data
       @toc_content = wiki.universal_toc ? @page.toc_data : nil
       @mathjax = wiki.mathjax
+      @css = wiki.css
       @editable = false
       mustache :page
     end
@@ -360,6 +361,7 @@ module Precious
         @content = page.formatted_data
         @toc_content = wiki.universal_toc ? @page.toc_data : nil
         @mathjax = wiki.mathjax
+        @css = wiki.css
         mustache :page
       elsif file = wiki.file(fullpath)
         content_type file.mime_type

lib/gollum/frontend/templates/layout.mustache

@@ -6,6 +6,7 @@
   <link rel="stylesheet" type="text/css" href="{{base_url}}/css/editor.css" media="all">
   <link rel="stylesheet" type="text/css" href="{{base_url}}/css/dialog.css" media="all">
   <link rel="stylesheet" type="text/css" href="{{base_url}}/css/template.css" media="all">
+  {{#css}}<link rel="stylesheet" type="text/css" href="/custom.css" media="all">{{/css}}
 
   <!--[if IE 7]>
   <link rel="stylesheet" type="text/css" href="{{base_url}}/css/ie7.css" media="all">

lib/gollum/frontend/views/page.rb

@@ -80,6 +80,10 @@ module Precious
         @mathjax
       end
 
+      def css # custom css
+        @css
+      end
+
       # Access to embedded metadata.
       #
       # Examples

lib/gollum/wiki.rb

@@ -137,6 +137,10 @@ module Gollum
     # Gets the boolean live preview value.
     attr_reader :live_preview
 
+    # Injects custom css from custom.css in root repo.
+    # Defaults to false
+    attr_reader :css
+
     # Public: Initialize a new Gollum Repo.
     #
     # path    - The String path to the Git repository that holds the Gollum
@@ -191,6 +195,7 @@ module Gollum
       @mathjax              = options.fetch :mathjax, false
       @show_all             = options.fetch :show_all, false
       @collapse_tree        = options.fetch :collapse_tree, false
+      @css                  = options.fetch :css, false
     end
 
     # Public: check whether the wiki's git repo exists on the filesystem.