X-Git-Url: https://git.ralfj.de/web.git/blobdiff_plain/6680e4573ec412349c1203d35190831d5219e4f9..ca23ad10f06218fd7c963557e3218a8d8db0658c:/personal/_plugins/categories.rb

diff --git a/personal/_plugins/categories.rb b/personal/_plugins/categories.rb
index 69375da..3e0fabe 100644
--- a/personal/_plugins/categories.rb
+++ b/personal/_plugins/categories.rb
@@ -9,9 +9,9 @@ module Jekyll
 
       self.process(@name)
       self.read_yaml(File.join(base, '_layouts'), layout)
-      self.data['category'] = category
+      self.data['category'] = category # this tells the site template to add a link to the RSS feed
 
-      category_title_prefix = site.config['blog']['category_title_prefix'] || 'Category: '
+      category_title_prefix = site.config['blog']['title'] + ": "
       self.data['title'] = "#{category_title_prefix}#{category.capitalize}"
     end
   end
@@ -20,6 +20,7 @@ module Jekyll
     safe true
 
     def generate(site)
+      return if site.config['blog'].nil?
       dir = site.config['blog']['category_dir'] || 'categories'
       if site.layouts.key? 'category_index'
         site.categories.each_key do |category|
@@ -35,7 +36,7 @@ module Jekyll
   end
 
   # Adds some extra filters used during the category creation process.
-  module Filters
+  module CategoryFilter
 
     # Outputs a list of categories as comma-separated <a> links. This is used
     # to output the category list for each post on a category page.
@@ -44,11 +45,9 @@ module Jekyll
     #
     # Returns string
     def category_links(categories)
-      base_dir = @context.registers[:site].config['blog']['category_dir']
+      cat_base_dir = File.join(@context.registers[:site].config['baseurl'], @context.registers[:site].config['blog']['category_dir'])
       categories = categories.sort!.map do |category|
-        category_url = File.join(base_dir, "#{category}.html")
-        # Make sure the category directory begins with a slash.
-        category_dir = "/#{category_dir}" unless category_dir =~ /^\//
+        category_url = File.join(cat_base_dir, "#{category}.html")
         "<a class='category' href='#{category_url}'>#{category.capitalize}</a>"
       end
 
@@ -63,3 +62,5 @@ module Jekyll
     end
   end
 end
+
+Liquid::Template.register_filter(Jekyll::CategoryFilter)