5 files changed, 62 insertions, 0 deletions

diff --git a/app/controllers/revisions_controller.rb b/app/controllers/revisions_controller.rb
new file mode 100644
index 0000000..20991ef
--- /dev/null
+++ b/app/controllers/revisions_controller.rb
@@ -0,0 +1,29 @@
+class RevisionsController < ApplicationController
+  
+  layout 'admin'
+  
+  def index
+  end
+
+  def diff
+    @node = Node.find(params[:id])
+    
+    params[:start]  ||= @node.pages.all[-1].revision
+    params[:end]    ||= @node.pages.all[-2].revision
+    
+    @start = Page.find( :first, :conditions => {
+      :node_id => params[:id],
+      :revision => params[:start]
+    })
+    
+    @end = Page.find( :first, :conditions => {
+      :node_id => params[:id],
+      :revision => params[:end]
+    })
+    
+  end
+
+  def show
+  end
+
+end
diff --git a/app/helpers/revisions_helper.rb b/app/helpers/revisions_helper.rb
new file mode 100644
index 0000000..fdb51f8
--- /dev/null
+++ b/app/helpers/revisions_helper.rb
@@ -0,0 +1,2 @@
+module RevisionsHelper
+end
diff --git a/app/views/revisions/diff.html.erb b/app/views/revisions/diff.html.erb
new file mode 100644
index 0000000..bcbf560
--- /dev/null
+++ b/app/views/revisions/diff.html.erb
@@ -0,0 +1,27 @@
+<h1>Revisions#diff</h1>
+
+<% form_tag url_for(:action => :diff), :method => :get do %>
+  <%= select_tag :start, options_for_select(@node.pages.map{|x| x.revision}, params[:start].to_i) %>
+  <%= select_tag :end, options_for_select(@node.pages.map{|x| x.revision}, params[:end].to_i) %>
+  <%= submit_tag 'Diff' %>
+<% end %>
+
+<div id="start_text" style="display: none;">
+  <%= (@start.body) %>
+</div>
+
+<div id="end_text" style="display: none;">
+  <%= (@end.body) %>
+</div>
+
+
+<%= javascript_include_tag 'cacycle_diff' %>
+<script type="text/javascript" charset="utf-8">
+  window.onload = function() {
+    text1 = document.getElementById('start_text').innerHTML;
+    text2 = document.getElementById('end_text').innerHTML;
+    document.getElementById('diffview').innerHTML = WDiffString(text1, text2);
+  }
+</script>
+
+<div id="diffview"></div>
\ No newline at end of file
diff --git a/app/views/revisions/index.html.erb b/app/views/revisions/index.html.erb
new file mode 100644
index 0000000..b41a77c
--- /dev/null
+++ b/app/views/revisions/index.html.erb
@@ -0,0 +1,2 @@
+<h1>Revisions#index</h1>
+<p>Find me in app/views/revisions/index.html.erb</p>
diff --git a/app/views/revisions/show.html.erb b/app/views/revisions/show.html.erb
new file mode 100644
index 0000000..20fc39c
--- /dev/null
+++ b/app/views/revisions/show.html.erb
@@ -0,0 +1,2 @@
+<h1>Revisions#show</h1>
+<p>Find me in app/views/revisions/show.html.erb</p>