openproject/app/views/wiki/diff.html.erb

<%#-- copyright
OpenProject is a project management system.
Copyright (C) 2012-2013 the OpenProject Foundation (OPF)

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 3.

OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
Copyright (C) 2006-2013 Jean-Philippe Lang
Copyright (C) 2010-2013 the ChiliProject Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

See doc/COPYRIGHT.rdoc for more details.

++#%>

<div class="contextual">
<%= link_to(l(:label_history), {:action => 'history', :id => @page}, :class => 'icon icon-history') %>
</div>

<h2><%= h(@page.pretty_title) %></h2>

<p>
<%= Version.model_name.human %> <%= link_to @diff.content_from.version, :action => 'show', :id => @page, :project_id => @page.project, :version => @diff.content_from.version %>/<%= @page.content.version %>
<em>(<%= @diff.content_from.user ? link_to_user(@diff.content_from.user) : l(:label_user_anonymous) %>, <%= format_time(@diff.content_from.created_at) %>)</em>
&#8594;
<%= Version.model_name.human %> <%= link_to @diff.content_to.version, :action => 'show', :id => @page, :project_id => @page.project, :version => @diff.content_to.version %>/<%= @page.content.version %>
<em>(<%= @diff.content_to.user ? link_to_user(@diff.content_to.user) : l(:label_user_anonymous) %>, <%= format_time(@diff.content_to.created_at) %>)</em>
</p>

<div class="text-diff">
  <%= @html_diff.html_safe %>
</div>