0
@@ -1,11 +1,13 @@
0
 = SOON
0
-  * working launchd plist (al3x)
0
-  * backlinks (trivial syntax, ideally) - requested by lattice
0
+  * next/previous version links on pages (partially complete)
0
+  * working launchd plist
0
   * deleting pages 
0
   * pushing repo
0
 
0
 = LATER/MAYBE
0
+  * backlinks (trivial syntax, ideally)
0
   * outliner functionality
0
+  * repo stats/info/maintenance page
0
   
0
 = DONE
0
-  * Pretty stylesheet (al3x and timoni)
0
+  * Pretty stylesheet

0
@@ -67,8 +67,8 @@ get '/h/:page' do
0
 end
0
 
0
 get '/h/:page/:rev' do
0
-  @page = Page.new(params[:page])
0
-  show :version, "Version of #{@page.name}"
0
+  @page = Page.new(params[:page], params[:rev])
0
+  show :show, "#{@page.name} / version #{params[:rev]})"
0
 end
0
 
0
 get '/d/:page/:rev' do

0
@@ -1,8 +1,9 @@
0
 class Page
0
   attr_reader :name
0
 
0
-  def initialize(name)
0
+  def initialize(name, rev=nil)
0
     @name = name
0
+    @rev = rev
0
     @filename = File.join(GIT_REPO, @name)
0
   end
0
 
0
@@ -11,7 +12,11 @@ class Page
0
   end
0
 
0
   def raw_body
0
-    @raw_body ||= File.exists?(@filename) ? File.read(@filename) : ''
0
+    if @rev
0
+       @raw_body ||= ($repo.tree(@rev)/@name).data
0
+    else
0
+      @raw_body ||= File.exists?(@filename) ? File.read(@filename) : ''
0
+    end
0
   end
0
 
0
   def body=(content)
0
@@ -33,6 +38,23 @@ class Page
0
   def delta(rev)
0
     $repo.diff($repo.commit(rev).parents.first, rev, @name)
0
   end
0
+  
0
+  def previous_commit
0
+    # FIXME this is going through all commits, not just those containing
0
+    # this page
0
+    rev = @rev || $repo.commits.first
0
+    commit = $repo.commit(rev).parents.first
0
+    
0
+    if ($repo.tree(commit.to_s)/@name)
0
+      commit
0
+    else
0
+      nil
0
+    end
0
+  end
0
+  
0
+  def next_commit
0
+    # TODO implement
0
+  end
0
 
0
   def version(rev)
0
     data = ($repo.tree(rev)/@name).data

0
@@ -1,10 +1,20 @@
0
 <h1><%= @page.name %></h1>
0
 
0
-<div class="sub_nav">
0
-  <a href="/e/<%= @page.name %>" class="nav_link">edit</a> &bull;
0
+<div class="sub_nav">  
0
+  <% if params[:rev] %>
0
+    <a href="/<%= @page.name %>" class="nav_link">current</a> &bull;
0
+  <% else %>
0
+    <a href="/e/<%= @page.name %>" class="nav_link">edit</a> &bull;
0
+  <% end %>
0
+  
0
   <a href="/h/<%= @page.name %>" class="nav_link">history</a>
0
+  
0
+  <% if @page.previous_commit %>
0
+    &bull; <a href="/h/<%= @page.name %>/<%= @page.previous_commit%>" class="nav_link">older</a>
0
+  <% end %>
0
 </div>
0
 
0
 <div class="content">
0
   <%= @page.body %>
0
 </div>
0
+