From 35a14cbfdc9fb65e046d22af02dbf95398284b5d Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Fri, 21 Mar 2008 17:39:02 +0000
Subject: [PATCH] Wiki links: * fixes wiki links with pipe in table (closes
 #893, #870, #894) * prevent wiki link matching on multiple lines

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1280 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/helpers/application_helper.rb            |  2 +-
 lib/redcloth.rb                              |  3 ++-
 test/unit/helpers/application_helper_test.rb | 16 +++++++++++++++-
 3 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index f3b16bb2..510ecd15 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -239,7 +239,7 @@ module ApplicationHelper
     #   [[project:|mytext]]
     #   [[project:mypage]]
     #   [[project:mypage|mytext]]
-    text = text.gsub(/(!)?(\[\[([^\]\|]+)(\|([^\]\|]+))?\]\])/) do |m|
+    text = text.gsub(/(!)?(\[\[([^\]\n\|]+)(\|([^\]\n\|]+))?\]\])/) do |m|
       link_project = project
       esc, all, page, title = $1, $2, $3, $5
       if esc.nil?
diff --git a/lib/redcloth.rb b/lib/redcloth.rb
index 14940cb8..9452c267 100644
--- a/lib/redcloth.rb
+++ b/lib/redcloth.rb
@@ -510,7 +510,8 @@ class RedCloth < String
                 ratts, row = pba( $1, 'tr' ), $2 if row =~ /^(#{A}#{C}\. )(.*)/m
                 
                 cells = []
-                row.split( '|' ).each do |cell|
+                #row.split( /\(?!\[\[[^\]])|(?![^\[]\]\])/ ).each do |cell|
+                row.split( /\|(?![^\[\|]*\]\])/ ).each do |cell|
                     ctyp = 'd'
                     ctyp = 'h' if cell =~ /^_/
 
diff --git a/test/unit/helpers/application_helper_test.rb b/test/unit/helpers/application_helper_test.rb
index 2b90b8f4..66499c00 100644
--- a/test/unit/helpers/application_helper_test.rb
+++ b/test/unit/helpers/application_helper_test.rb
@@ -142,7 +142,21 @@ class ApplicationHelperTest < HelperTestCase
       "<pre><div>content</div></pre>" => "<pre>&lt;div&gt;content&lt;/div&gt;</pre>",
     }
     to_test.each { |text, result| assert_equal result, textilizable(text) }
-
+  end
+  
+  def test_wiki_links_in_tables
+    to_test = {"|Cell 11|Cell 12|Cell 13|\n|Cell 21|Cell 22||\n|Cell 31||Cell 33|" => 
+                 '<tr><td>Cell 11</td><td>Cell 12</td><td>Cell 13</td></tr>' +
+                 '<tr><td>Cell 21</td><td>Cell 22</td></tr>' +
+                 '<tr><td>Cell 31</td><td>Cell 33</td></tr>',
+                 
+               "|[[Page|Link title]]|[[Other Page|Other title]]|\n|Cell 21|[[Last page]]|" =>
+                 '<tr><td><a href="/wiki/ecookbook/Page" class="wiki-page new">Link title</a></td>' +
+                 '<td><a href="/wiki/ecookbook/Other_Page" class="wiki-page new">Other title</a></td>' +
+                 '</tr><tr><td>Cell 21</td><td><a href="/wiki/ecookbook/Last_page" class="wiki-page new">Last page</a></td></tr>'
+    }
+    @project = Project.find(1)
+    to_test.each { |text, result| assert_equal "<table>#{result}</table>", textilizable(text).gsub(/[\t\n]/, '') }
   end
   
   def test_macro_hello_world