From 2660d86b89b1fcb953e639d40d4a18e1bcd8b5ff Mon Sep 17 00:00:00 2001
From: Benjamin Meichsner <benni@dresdener27.de>
Date: Wed, 20 May 2009 14:06:40 +0200
Subject: [PATCH] Added table of contents to wiki page.

---
 app/helpers/pages_helper.rb       | 23 ++++++++++++++++++++++-
 app/views/pages/_body.html.haml   |  3 +++
 app/views/pages/show.html.haml    |  2 +-
 public/stylesheets/main.css       |  3 +++
 public/stylesheets/print.css      |  3 +++
 public/stylesheets/sass/main.sass |  4 +++-
 6 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/app/helpers/pages_helper.rb b/app/helpers/pages_helper.rb
index a2e75b51..2b38846d 100644
--- a/app/helpers/pages_helper.rb
+++ b/app/helpers/pages_helper.rb
@@ -1,7 +1,7 @@
 module PagesHelper
 
   def wikified_body(body)
-    r = RedCloth.new(body)
+    r = RedCloth.new(generate_anchors(body))
     r.gsub!(/\[\[(.*?)(\|(.*?))?\]\]/) { wiki_link($1, $3) }
     sanitize r.to_html
     r.to_html
@@ -15,4 +15,25 @@ module PagesHelper
       link_to((link_text || wiki_words), wiki_page_url(permalink), :class => "new_wiki_link")
     end
   end
+
+  def generate_toc(body)
+    toc = ""
+    body.gsub(/^\s*h([1-6])\.\s+(.*)/) do
+      number = $1
+      name = $2
+      header = name.downcase.gsub(' ', '-')
+      toc << '#' * number.to_i + ' "' + name + '":#' + header + "\n"
+    end
+    RedCloth.new(toc).to_html
+  end
+
+  def generate_anchors(body)
+    body.gsub(/^\s*h([1-6])\.\s+(.*)/) do
+      number = $1
+      name = $2
+      header = name.downcase.gsub(' ', '-')
+      "\nh#{number}. #{name}<a name ='#{header}'> </a>"
+    end
+  end
+
 end
diff --git a/app/views/pages/_body.html.haml b/app/views/pages/_body.html.haml
index 0c57880b..dc60c9e7 100644
--- a/app/views/pages/_body.html.haml
+++ b/app/views/pages/_body.html.haml
@@ -1 +1,4 @@
+#toc
+  %h2 Inhaltsverzeichnis
+  = generate_toc @page.body
 = wikified_body @page.body
\ No newline at end of file
diff --git a/app/views/pages/show.html.haml b/app/views/pages/show.html.haml
index 483d055a..e536a3b9 100644
--- a/app/views/pages/show.html.haml
+++ b/app/views/pages/show.html.haml
@@ -7,7 +7,7 @@
     %ul
       - for version in @page.versions.reverse
         %li
-          = link_to format_datetime(version.updated_at), version_page_path(@page, :version => version.version)
+          = link_to format_time(version.updated_at), version_page_path(@page, :version => version.version)
           = "(#{User.find(version.updated_by).nick})"
 
 
diff --git a/public/stylesheets/main.css b/public/stylesheets/main.css
index 26461d6b..e5584309 100644
--- a/public/stylesheets/main.css
+++ b/public/stylesheets/main.css
@@ -444,3 +444,6 @@ a.new_wiki_link {
 #preview {
   border: 1px dotted grey;
   padding: 0 1em; }
+
+#toc {
+  float: right; }
diff --git a/public/stylesheets/print.css b/public/stylesheets/print.css
index 2c81fbcf..beabf270 100644
--- a/public/stylesheets/print.css
+++ b/public/stylesheets/print.css
@@ -445,6 +445,9 @@ a.new_wiki_link {
   border: 1px dotted grey;
   padding: 0 1em; }
 
+#toc {
+  float: right; }
+
 #logininfo, #header, #footer {
   display: none; }
 
diff --git a/public/stylesheets/sass/main.sass b/public/stylesheets/sass/main.sass
index 67ca6b46..caff3e67 100644
--- a/public/stylesheets/sass/main.sass
+++ b/public/stylesheets/sass/main.sass
@@ -490,4 +490,6 @@ a.new_wiki_link
   color: grey
 #preview
   border: 1px dotted grey
-  padding: 0 1em
\ No newline at end of file
+  padding: 0 1em
+#toc
+  float: right
\ No newline at end of file