From af7006dff6f8ee4e74a3ec793fe0457f2d5a41e7 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Wed, 29 Dec 2010 18:21:22 +0000
Subject: [PATCH] Fixed: partial toc when text contains pre tags (#7172).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4578 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/helpers/application_helper.rb            | 28 ++++++++++++++------
 test/unit/helpers/application_helper_test.rb |  8 ++++--
 2 files changed, 26 insertions(+), 10 deletions(-)

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 8d4f90c76..e1048ea22 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -449,12 +449,19 @@ module ApplicationHelper
     only_path = options.delete(:only_path) == false ? false : true
 
     text = Redmine::WikiFormatting.to_html(Setting.text_formatting, text, :object => obj, :attribute => attr) { |macro, args| exec_macro(macro, obj, args) }
-      
-    parse_non_pre_blocks(text) do |text|
+    
+    @parsed_headings = []
+    text = parse_non_pre_blocks(text) do |text|
       [:parse_inline_attachments, :parse_wiki_links, :parse_redmine_links, :parse_headings].each do |method_name|
         send method_name, text, project, obj, attr, only_path, options
       end
     end
+    
+    if @parsed_headings.any?
+      replace_toc(text, @parsed_headings)
+    end
+    
+    text
   end
   
   def parse_non_pre_blocks(text)
@@ -674,21 +681,26 @@ module ApplicationHelper
     end
   end
   
-  TOC_RE = /<p>\{\{([<>]?)toc\}\}<\/p>/i unless const_defined?(:TOC_RE)
   HEADING_RE = /<h(1|2|3|4)( [^>]+)?>(.+?)<\/h(1|2|3|4)>/i unless const_defined?(:HEADING_RE)
   
   # Headings and TOC
-  # Adds ids and links to headings and renders the TOC if needed unless options[:headings] is set to false
+  # Adds ids and links to headings unless options[:headings] is set to false
   def parse_headings(text, project, obj, attr, only_path, options)
-    headings = []
+    return if options[:headings] == false
+    
     text.gsub!(HEADING_RE) do
       level, attrs, content = $1.to_i, $2, $3
       item = strip_tags(content).strip
       anchor = item.gsub(%r{[^\w\s\-]}, '').gsub(%r{\s+(\-+\s*)?}, '-')
-      headings << [level, anchor, item]
+      @parsed_headings << [level, anchor, item]
       "<h#{level} #{attrs} id=\"#{anchor}\">#{content}<a href=\"##{anchor}\" class=\"wiki-anchor\">&para;</a></h#{level}>"
-    end unless options[:headings] == false
-    
+    end
+  end
+          
+  TOC_RE = /<p>\{\{([<>]?)toc\}\}<\/p>/i unless const_defined?(:TOC_RE)
+  
+  # Renders the TOC with given headings
+  def replace_toc(text, headings)
     text.gsub!(TOC_RE) do
       if headings.empty?
         ''
diff --git a/test/unit/helpers/application_helper_test.rb b/test/unit/helpers/application_helper_test.rb
index 4610bee3c..5f5eefa19 100644
--- a/test/unit/helpers/application_helper_test.rb
+++ b/test/unit/helpers/application_helper_test.rb
@@ -428,7 +428,11 @@ Nullam commodo metus accumsan nulla. Curabitur lobortis dui id dolor.
 h2. Subtitle with [[Wiki|another Wiki]] link
 
 h2. Subtitle with %{color:red}red text%
-    
+
+<pre>
+some code
+</pre>
+
 h3. Subtitle with *some* _modifiers_
 
 h1. Another title
@@ -464,7 +468,7 @@ RAW
                '</ul>'
 
     @project = Project.find(1)
-    assert textilizable(raw).gsub("\n", "").include?(expected)
+    assert textilizable(raw).gsub("\n", "").include?(expected), textilizable(raw)
   end
   
   def test_table_of_content_should_contain_included_page_headings
-- 
2.39.5