From 7621463acb1c687680e1bdf5923255d980692845 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Sun, 14 Mar 2010 09:05:58 +0000
Subject: [PATCH] Do not html escape code that is going to be highlighted
 (#2985, #3359).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3582 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 lib/redcloth3.rb                                 | 10 +++++++---
 lib/redmine/wiki_formatting/textile/formatter.rb |  2 +-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/redcloth3.rb b/lib/redcloth3.rb
index 2470fa5a9..fb9691631 100644
--- a/lib/redcloth3.rb
+++ b/lib/redcloth3.rb
@@ -1060,7 +1060,7 @@ class RedCloth3 < String
             codepre, used_offtags = 0, {}
             text.gsub!( OFFTAG_MATCH ) do |line|
                 if $3
-                    offtag, aftertag = $4, $5
+                    first, offtag, aftertag = $3, $4, $5
                     codepre += 1
                     used_offtags[offtag] = true
                     if codepre - used_offtags.length > 0
@@ -1068,9 +1068,13 @@ class RedCloth3 < String
                         @pre_list.last << line
                         line = ""
                     else
-                        htmlesc( aftertag, :NoQuotes ) if aftertag && escape_aftertag
+                        ### htmlesc is disabled between CODE tags which will be parsed with highlighter
+                        ### Regexp in formatter.rb is : /<code\s+class="(\w+)">\s?(.+)/m
+                        ### NB: some changes were made not to use $N variables, because we use "match"
+                        ###   and it breaks following lines
+                        htmlesc( aftertag, :NoQuotes ) if aftertag && escape_aftertag && !first.match(/<code\s+class="(\w+)">/)
                         line = "<redpre##{ @pre_list.length }>"
-                        $3.match(/<#{ OFFTAGS }([^>]*)>/)
+                        first.match(/<#{ OFFTAGS }([^>]*)>/)
                         tag = $1
                         $2.to_s.match(/(class\=\S+)/i)
                         tag << " #{$1}" if $1
diff --git a/lib/redmine/wiki_formatting/textile/formatter.rb b/lib/redmine/wiki_formatting/textile/formatter.rb
index ab66ba5b7..2010986f5 100644
--- a/lib/redmine/wiki_formatting/textile/formatter.rb
+++ b/lib/redmine/wiki_formatting/textile/formatter.rb
@@ -54,7 +54,7 @@ module Redmine
               content = @pre_list[$1.to_i]
               if content.match(/<code\s+class="(\w+)">\s?(.+)/m)
                 content = "<code class=\"#{$1} CodeRay\">" + 
-                  CodeRay.scan($2, $1.downcase).html(:escape => false, :line_numbers => :inline)
+                  CodeRay.scan($2, $1.downcase).html(:line_numbers => :inline)
               end
               content
             end