From 945ec8942a4c43ed41aa4302cbe74ad45f1ff08c Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Thu, 29 Jan 2009 14:22:56 +0000
Subject: Adds projects association on tracker form (#2578).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2335 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/helpers/application_helper.rb | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'app/helpers')

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 3f92d8d4b..3bdb6e2eb 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -195,6 +195,30 @@ module ApplicationHelper
       ancestors << project
     end
   end
+  
+  def project_nested_ul(projects, &block)
+    s = ''
+    if projects.any?
+      ancestors = []
+      projects.sort_by(&:lft).each do |project|
+        if (ancestors.empty? || project.is_descendant_of?(ancestors.last))
+          s << "<ul>\n"
+        else
+          ancestors.pop
+          s << "</li>"
+          while (ancestors.any? && !project.is_descendant_of?(ancestors.last)) 
+            ancestors.pop
+            s << "</ul></li>\n"
+          end
+        end
+        s << "<li>"
+        s << yield(project).to_s
+        ancestors << project
+      end
+      s << ("</li></ul>\n" * ancestors.size)
+    end
+    s
+  end
 
   # Truncates and returns the string as a single line
   def truncate_single_line(string, *args)
-- 
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