Redmine/app/views/repositories/_revisions.rhtml

<% form_tag({:controller => 'repositories', :action => 'diff', :id => @project}, :method => :get) do %>
<table class="list">
<thead><tr>
<th>#</th>
<th></th>
<th></th>
<th><%= l(:label_date) %></th>
<th><%= l(:field_author) %></th>
<th><%= l(:field_comments) %></th>
</tr></thead>
<tbody>
<% show_diff = entry && entry.is_file? && revisions.size > 1 %>
<% line_num = 1 %>
<% revisions.each do |revision| %>
<% changeset = revision.is_a?(Change) ? revision.changeset : revision %>
<tr class="<%= cycle 'odd', 'even' %>">
<th align="center" style="width:3em;"><%= link_to (revision.revision || changeset.revision), :action => 'revision', :id => project, :rev => changeset.revision %></th>
<td align="center" style="width:1em;"><%= radio_button_tag('rev', changeset.revision, (line_num==1), :id => "cb-#{line_num}", :onclick => "$('cbto-#{line_num+1}').checked=true;") if show_diff && (line_num < revisions.size) %></td>
<td align="center" style="width:1em;"><%= radio_button_tag('rev_to', changeset.revision, (line_num==2), :id => "cbto-#{line_num}", :onclick => "if ($('cb-#{line_num}').checked==true) {$('cb-#{line_num-1}').checked=true;}") if show_diff && (line_num > 1) %></td>
<td align="center" style="width:15%"><%= format_time(changeset.committed_on) %></td>
<td align="center" style="width:15%"><em><%=h changeset.committer %></em></td>
<td align="left"><%= textilizable(changeset.comments) %></td>
</tr>
<% line_num += 1 %>
<% end %>
</tbody>
</table>
<%= hidden_field_tag 'path', path %>
<%= submit_tag(l(:label_view_diff), :class => 'small', :name => nil) if show_diff %>
<% end %>