Fix nokogiri rendering

https://github.com/sparklemotion/nokogiri/issues/782

lib/gollum.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 # stdlib
 require 'digest/md5'
 require 'ostruct'

lib/gollum/blob_entry.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   class BlobEntry
     # Gets the String SHA for this blob.

lib/gollum/committer.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   # Responsible for handling the commit process for a Wiki.  It sets up the
   # Git index, provides methods for modifying the tree, and stores callbacks

lib/gollum/file.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   class File
     Wiki.file_class = self

lib/gollum/file_view.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
 =begin
   FileView requires that:

lib/gollum/frontend/app.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 require 'cgi'
 require 'sinatra'
 require 'gollum'

lib/gollum/frontend/helpers.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Precious
   module Helpers
     # Extract the path string that Gollum::Wiki expects

lib/gollum/git_access.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   # Controls all access to the Git objects from Gollum.  Extend this class to
   # add custom caching for special cases.

lib/gollum/gitcode.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 require 'net/http'
 require 'net/https' # ruby 1.8.7 fix, remove at upgrade
 require 'uri'

lib/gollum/markup.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 require 'digest/sha1'
 require 'cgi'
 require 'pygments'
@@ -74,13 +75,11 @@ module Gollum
       doc,toc = process_headers(doc)
       @toc = @sub_page ? ( @parent_page ? @parent_page.toc_data : "[[_TOC_]]" ) : toc
       yield doc if block_given?
-      data = doc.to_xhtml(:indent => 0, :encoding => 'UTF-8')
-
-      # fix 4 space indented code blocks introduced by nokogiri.
-      # tag should not have a newline after it
-      data.gsub!(/<pre>\s*<code>(.+)<\/code>\s*<\/pre>/m) do
-        "<pre><code>#{$1}</code></pre>"
-      end
+      # nokogiri's save options are xored together. FORMAT has a value of 1 so ^ 1 removes it.
+      # formatting will create extra spaces in pre tags.
+      # https://github.com/sparklemotion/nokogiri/issues/782
+      # DEFAULT_HTML encodes unicode so XHTML is used for proper unicode support in href.
+      data = doc.to_xml( { :save_with => Nokogiri::XML::Node::SaveOptions::DEFAULT_XHTML ^ 1, :indent => 0, :encoding => 'UTF-8' } )
 
       data = process_toc_tags(data)
       data = process_wsd(data)

lib/gollum/page.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   class Page
     include Pagination

lib/gollum/pagination.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   module Pagination
     def self.included(klass)
@@ -58,4 +59,4 @@ module Gollum
       self.class.log_pagination_options(options)
     end
   end
-end
+end

lib/gollum/sanitization.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   # Encapsulate sanitization options.
   #

lib/gollum/web_sequence_diagram.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 require 'net/http'
 require 'uri'
 require 'open-uri'

lib/gollum/wiki.rb

@@ -1,3 +1,4 @@
+# ~*~ encoding: utf-8 ~*~
 module Gollum
   class Wiki
     include Pagination