From 9c258e1cd19a6abf46c0296afe36e8775c77cf8b Mon Sep 17 00:00:00 2001
From: Sylvester Keil <sylvester@keil.or.at>
Date: Mon, 30 Apr 2012 18:01:48 +0200
Subject: [PATCH] improved utility functions

#1
---
 lib/jekyll/scholar/tags/bibliography.rb | 21 +++++++++---------
 lib/jekyll/scholar/tags/cite.rb         |  8 +++----
 lib/jekyll/scholar/utilities.rb         | 29 +++++++++++++++++++++++--
 3 files changed, 41 insertions(+), 17 deletions(-)

diff --git a/lib/jekyll/scholar/tags/bibliography.rb b/lib/jekyll/scholar/tags/bibliography.rb
index 6f79efe..d880fb5 100644
--- a/lib/jekyll/scholar/tags/bibliography.rb
+++ b/lib/jekyll/scholar/tags/bibliography.rb
@@ -12,23 +12,22 @@ module Jekyll
       end
 
       def render(context)
-        @site = context.registers[:site]
-        config.merge!(site.config['scholar'] || {})
+        set_context_to context
 
-        references = entries.map do |e|
-          reference = CiteProc.process e.to_citeproc, :style => config['style'],
+        references = entries.map do |entry|
+          reference = CiteProc.process entry.to_citeproc, :style => config['style'],
             :locale => config['locale'], :format => 'html'
-                    
-          reference = "<span id='#{e.key}'>#{reference}</span>"
-          
+
+          reference = content_tag :span, reference, :id => entry.key
+
           if generate_details?
-            reference << "<a href='#{details_link_for(e)}'>#{config['details_link']}</a>"            
+            reference << link_to(details_link_for(entry), config['details_link'])
           end
-                    
-          "<li>#{reference}</li>"
+
+          content_tag :li, reference
         end
 
-        "<ol>\n#{references.join("\n")}\n</ol>"
+        content_tag :ol, references.join("\n")
       end
       
     end
diff --git a/lib/jekyll/scholar/tags/cite.rb b/lib/jekyll/scholar/tags/cite.rb
index b22ac74..55ca348 100644
--- a/lib/jekyll/scholar/tags/cite.rb
+++ b/lib/jekyll/scholar/tags/cite.rb
@@ -14,15 +14,15 @@ module Jekyll
       end
 
       def render(context)
-        config.merge!(context.registers[:site].config['scholar'] || {})
-
+        set_context_to context
+                
         entry = bibliography[key]
 
         if entry
-          c = CiteProc.process entry.to_citeproc, :style => config['style'],
+          citation = CiteProc.process entry.to_citeproc, :style => config['style'],
             :locale => config['locale'], :format => 'html', :mode => :citation
           
-          "<a href='##{entry.key}'>#{c}</a>"
+          link_to "##{entry.key}", citation
         else
           "(missing reference)"
         end
diff --git a/lib/jekyll/scholar/utilities.rb b/lib/jekyll/scholar/utilities.rb
index 28b1d70..655e450 100644
--- a/lib/jekyll/scholar/utilities.rb
+++ b/lib/jekyll/scholar/utilities.rb
@@ -53,14 +53,39 @@ module Jekyll
         [name, 'html'].join('.')
       end
       
-      def details_link_for(entry)
-        [site.source, details_path, details_file_for(entry)].join('/')
+      def details_link_for(entry, base = site.config['baseurl'] || '/')
+        [base, details_path, details_file_for(entry)].compact.join('/')
       end
       
       def details_path
         config['details_dir']
       end
       
+      def content_tag(name, content_or_attributes, attributes = {})
+        if content_or_attributes.is_a?(Hash)
+          content, attributes = nil, content_or_attributes
+        else
+          content = content_or_attributes
+        end
+        
+        attributes = attributes.map { |k,v| %Q(#{k}="#{v}") }
+        
+        if content.nil?
+          "<#{[name, attributes].flatten.compact.join(' ')}/>"
+        else
+          "<#{[name, attributes].flatten.compact.join(' ')}>#{content}</#{name}>"
+        end
+      end
+      
+      def link_to(href, content, attributes = {})
+        content_tag :a, content || href, attributes.merge(:href => href)
+      end
+      
+      def set_context_to(context)
+        @site = context.registers[:site]
+        config.merge!(site.config['scholar'] || {})
+      end
+      
     end
     
   end
-- 
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