Add feature to use custom CSS if set in settings

README.md

@@ -24,6 +24,7 @@ The engine consists of two parts:
 * Disqus commenting
 * RSS feeds for all posts and for tags
 * Override templates by putting replacements into a directory
+* Use custom style CSS by defining path in settings
 * Expect script for refreshing blog from the command line
 * Splitting of posts so that only the beginning will be shown in a list view or feed
 
@@ -32,7 +33,6 @@ The engine consists of two parts:
 * Tests
 * User's guide
 * Sitemap
-* Override styles more easily
 
 ## Licence
 

config/config.exs.dist

@@ -65,7 +65,11 @@ config :mebe_web,
     "FeedView" => false,
     "PageView" => false,
     "LayoutView" => false # Base layouts
-  }
+  },
+
+  use_default_style: true, # Use the default builtin style.css
+  custom_style_path: '/custom.css' # Path to custom style CSS, appended to absolute_url. Set to nil to disable
+
 
 # Configures Elixir's Logger
 config :logger, :console,

web/controllers/controller_utils.ex

@@ -32,6 +32,8 @@ defmodule MebeWeb.ControllerUtils do
     |> assign(:disqus_shortname, Utils.get_conf(:disqus_shortname))
     |> assign(:feeds_enabled, Utils.get_conf(:feeds_enabled))
     |> assign(:force_read_more, Utils.get_conf(:force_read_more))
+    |> assign(:use_default_style, Utils.get_conf(:use_default_style))
+    |> assign(:custom_style_path, Utils.get_conf(:custom_style_path))
   end
 
   @doc """

web/templates/layout/app.html.eex

@@ -7,7 +7,14 @@
     <meta name="author" content="<%= @blog_author %>">
 
     <title><%= title @conn %></title>
-    <link rel="stylesheet" href="<%= static_path(@conn, "/css/app.css") %>">
+    
+    <%= if @use_default_style do %>
+      <link rel="stylesheet" href="<%= static_path(@conn, "/css/app.css") %>">
+    <% end %>
+
+    <%= if @custom_style_path != nil do %>
+      <link rel="stylesheet" href="<%= @custom_style_path %>">
+    <% end %>
     
     <%= if @feeds_enabled do %>
       <%= if assigns[:page_type] == :tag do %>