From 9d4e71adf35656c5a06d782b24502fa121ff10b2 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Fri, 23 May 2008 16:29:40 +0000
Subject: [PATCH] Fixed: error when previewing a new wiki page (#1292)
 introduced in r1415.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1445 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/controllers/wiki_controller.rb      |  3 ++-
 test/functional/wiki_controller_test.rb | 11 +++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/app/controllers/wiki_controller.rb b/app/controllers/wiki_controller.rb
index 44113ebf3..8655cfed7 100644
--- a/app/controllers/wiki_controller.rb
+++ b/app/controllers/wiki_controller.rb
@@ -162,7 +162,8 @@ class WikiController < ApplicationController
   
   def preview
     page = @wiki.find_page(params[:page])
-    return render_403 unless editable?(page)
+    # page is nil when previewing a new page
+    return render_403 unless page.nil? || editable?(page)
     @attachements = page.attachments if page
     @text = params[:content][:text]
     render :partial => 'common/preview'
diff --git a/test/functional/wiki_controller_test.rb b/test/functional/wiki_controller_test.rb
index 8688c2e03..f1ae7a9c2 100644
--- a/test/functional/wiki_controller_test.rb
+++ b/test/functional/wiki_controller_test.rb
@@ -86,6 +86,17 @@ class WikiControllerTest < Test::Unit::TestCase
     assert_tag :tag => 'strong', :content => /previewed text/
   end
   
+  def test_preview_new_page
+    @request.session[:user_id] = 2
+    xhr :post, :preview, :id => 1, :page => 'New page',
+                                   :content => { :text => 'h1. New page',
+                                                 :comments => '',
+                                                 :version => 0 }
+    assert_response :success
+    assert_template 'common/_preview'
+    assert_tag :tag => 'h1', :content => /New page/
+  end
+  
   def test_history
     get :history, :id => 1, :page => 'CookBook_documentation'
     assert_response :success