From 8d084cf690a78eae0df5c9e13b34ed3c08f6e161 Mon Sep 17 00:00:00 2001
From: hukl <contact@smyck.org>
Date: Fri, 1 May 2009 18:14:59 +0200
Subject: introducing the restore revision functionality

---
 app/controllers/revisions_controller.rb |  6 ++++++
 app/views/revisions/show.html.erb       | 14 ++++++++++++--
 config/routes.rb                        |  2 +-
 public/stylesheets/admin.css            |  4 ++++
 4 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/app/controllers/revisions_controller.rb b/app/controllers/revisions_controller.rb
index 7ae22f8..e2c0432 100644
--- a/app/controllers/revisions_controller.rb
+++ b/app/controllers/revisions_controller.rb
@@ -32,4 +32,10 @@ class RevisionsController < ApplicationController
     @node = Node.find(params[:id])
   end
 
+  def restore
+    page = Page.find(params[:id])
+    page.node.restore_revision! page.revision
+    flash[:notice] = "Revision #{page.revision} restored"
+    redirect_to :back
+  end
 end
diff --git a/app/views/revisions/show.html.erb b/app/views/revisions/show.html.erb
index 2a4a9a1..ebda18d 100644
--- a/app/views/revisions/show.html.erb
+++ b/app/views/revisions/show.html.erb
@@ -23,11 +23,21 @@
     <td class="title"><%= page.title %></td>
     <td class="user"><%= page.user.try(:login)  %></td>
     <td class="date"><%= page.updated_at %></td>
-    <td class="actions"><%= link_to 'show', node_path(page.node) %></td>
+    <td>
+      <%= link_to 'show', node_path(page.node) %>
+    </td>
+    <td>
+      <%= link_to(
+            'restore', 
+            restore_revision_path(page), 
+            :method => :put, 
+            :confirm => "Restore this revision?"
+          ) %>
+    </td>
   </tr>
 <% end %>
   <tr class="no_hover">
-    <td colspan="7" class="right"><%= submit_tag 'Diff revisions' %></td>
+    <td colspan="8" class="right"><%= submit_tag 'Diff revisions' %></td>
   </tr>
 </table>
 
diff --git a/config/routes.rb b/config/routes.rb
index e96ea13..bf4ba10 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -14,7 +14,7 @@ ActionController::Routing::Routes.draw do |map|
   
   map.resources :occurrences
   map.resources :events
-  map.resources :revisions, :member => {:diff => :post}
+  map.resources :revisions, :member => {:diff => :post, :restore => :put}
   map.resources :pages
   map.resources :nodes, :member => {:publish => :put, :unlock => :put}  
   map.logout '/logout', :controller => 'sessions', :action => 'destroy'
diff --git a/public/stylesheets/admin.css b/public/stylesheets/admin.css
index 52d657e..982a231 100644
--- a/public/stylesheets/admin.css
+++ b/public/stylesheets/admin.css
@@ -159,6 +159,10 @@ table#revisions td.title {
   width: 450px;
 }
 
+table#revisions td.date {
+  width: 175px;
+}
+
 table#revisions tr.header:hover {
   background-color: #ffffff;
 }
-- 
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