Redmine/app/views/issues/tabs/_changesets.html.erb

<% @changesets.each do |changeset| %>
  <div id="changeset-<%= changeset.id %>" class="changeset journal">
    <h4 class="journal-header">
        <span class="journal-info">
          <%= avatar(changeset.user, :size => "24") %>
          <%= authoring changeset.committed_on, changeset.author, :label => :label_added_time_by %>
        </span>
    </h4>
    <div class="journal-content">
      <p>
        <%= "#{changeset.project.name} - " unless changeset.project == project %>
        <%= link_to_revision(changeset, changeset.repository,
                             :text => "#{l(:label_revision)} #{changeset.format_identifier}") %>
        <% if changeset.filechanges.any? && User.current.allowed_to?(:browse_repository, changeset.project) %>
          (<%= link_to(l(:label_diff),
                       :controller => 'repositories',
                       :action => 'diff',
                       :id => changeset.project,
                       :repository_id => changeset.repository.identifier_param,
                       :path => "",
                       :rev => changeset.identifier) %>)
        <% end %>
      </p>
      <div class="wiki changeset-comments">
        <%= format_changeset_comments changeset %>
      </div>
    </div>
  </div>
  <%= call_hook(:view_issues_history_changeset_bottom, { :changeset => changeset }) %>
<% end %>