Minor Cleanups

Remove a no-longer-needed function.
' -> &39;
Fix regexp for tag chunk.

lib/chunks/category.rb

@@ -18,7 +18,7 @@ class Category < Chunk::Abstract
 def initialize(match_data, content)
     super(match_data, content)
     @hidden = match_data[1]
-    @list = match_data[2].split(',').map { |c| c.to_s.is_utf8? ? html_escape(c.strip) : nil }
+    @list = match_data[2].split(',').map { |c| c.to_s.is_utf8? ? c.strip.escapeHTML : nil }
     @list.compact!
     @unmask_text = ''
     if @hidden

lib/chunks/chunk.rb

@@ -78,14 +78,6 @@ module Chunk
       @content.delete_chunk(self)
     end
 
-    def  html_escape(string)
-      string.gsub( /&/, "&" ).
-             gsub( /</, "&lt;" ).
-             gsub( />/, "&gt;" ).
-             gsub( /'/, "&#39;" ).
-             gsub( /"/, "&quot;" )
-    end
-
   end
 
 end

lib/chunks/literal.rb

@@ -24,7 +24,7 @@ module Literal
 
   # A literal chunk that protects HTML tags from wiki rendering.
   class Tags < AbstractLiteral
-    TAGS_PATTERN = Regexp.new('<[a-zA-Z]+[^>]*?>', Regexp::MULTILINE) 
+    TAGS_PATTERN = Regexp.new('<[-a-zA-Z]+[^>]*?>', Regexp::MULTILINE) 
     def self.pattern() TAGS_PATTERN  end
   end
 end

lib/stringsupport.rb

@@ -2215,7 +2215,7 @@ class String
             self.gsub( /&/, "&" ).
              gsub( /</, "&lt;" ).
              gsub( />/, "&gt;" ).
-             gsub(/'/, "&apos;" ).
+             gsub(/'/, "&#39;" ).
              gsub(/"/, "&quot;" )
     end
     

test/sanitizer.dat

@@ -3,14 +3,14 @@
     "name": "IE_Comments",
     "input": "<!--[if gte IE 4]><script>alert('XSS');</script><![endif]-->",
     "output": "",
-    "xhtml": "&lt;!--[if gte IE 4]&gt;&lt;script&gt;alert(&apos;XSS&apos;);&lt;/script&gt;&lt;![endif]--&gt;"
+    "xhtml": "&lt;!--[if gte IE 4]&gt;&lt;script&gt;alert(&#39;XSS&#39;);&lt;/script&gt;&lt;![endif]--&gt;"
   },
 
   {
     "name": "IE_Comments_2",
     "input": "<![if !IE 5]><script>alert('XSS');</script><![endif]>",
     "output": "&lt;script&gt;alert('XSS');&lt;/script&gt;",
-    "xhtml": "&lt;![if !IE 5]&gt;&lt;script&gt;alert(&apos;XSS&apos;);&lt;/script&gt;&lt;![endif]&gt;",
+    "xhtml": "&lt;![if !IE 5]&gt;&lt;script&gt;alert(&#39;XSS&#39;);&lt;/script&gt;&lt;![endif]&gt;",
     "rexml": "Ill-formed XHTML!"
   },
 

test/unit/page_renderer_test.rb

@@ -356,7 +356,7 @@ class PageRendererTest < Test::Unit::TestCase
   
   def test_difficult_wiki_words
     @revision.content = "[[It's just awesome GUI!]]"
-    assert_equal "<p><span class='newWikiWord'>It&apos;s just awesome GUI!" +
+    assert_equal "<p><span class='newWikiWord'>It&#39;s just awesome GUI!" +
         "<a href='../show/It%27s+just+awesome+GUI%21'>?</a></span></p>", 
         test_renderer(@revision).display_content
   end