openproject/app/views/projects/activity.rhtml

<h2><%= "#{month_name(@month)} #{@year}" %></h2>

<div id="activity">
<% @events_by_day.keys.sort {|x,y| y <=> x }.each do |day| %>
<h3><%= day_name(day.cwday) %> <%= day.day %></h3>
<dl>
<% @events_by_day[day].sort {|x,y| y.event_datetime <=> x.event_datetime }.each do |e| -%>
  <dt class="<%= e.class.name.downcase %>"><span class="time"><%= format_time(e.event_datetime, false) %></span>
  <%= link_to h(truncate(e.event_title, 100)), e.event_url %></dt>
  <dd><% unless e.event_description.blank? -%>
  <span class="description"><%= format_activity_description(e.event_description) %></span><br />
  <% end %>
  <span class="author"><%= e.event_author if e.respond_to?(:event_author) %></span></dd>
<% end -%>
</dl>
<% end -%>
</div>

<%= content_tag('p', l(:label_no_data), :class => 'nodata') if @events_by_day.empty? %>

<div style="float:left;">
<% prev_params = params.clone.update :year => (@month==1 ? @year-1 : @year), :month =>(@month==1 ? 12 : @month-1) %>
<%= link_to_remote ('&#171; ' + (@month==1 ? "#{month_name(12)} #{@year-1}" : "#{month_name(@month-1)}")), 
                    {:update => "content", :url => prev_params}, {:href => url_for(prev_params)} %>
</div>
<div style="float:right;">
<% next_params = params.clone.update :year => (@month==12 ? @year+1 : @year), :month =>(@month==12 ? 1 : @month+1) %>
<%= link_to_remote ((@month==12 ? "#{month_name(1)} #{@year+1}" : "#{month_name(@month+1)}") + ' &#187;'), 
                    {:update => "content", :url => next_params}, {:href => url_for(next_params)} %>
&nbsp;
</div>
<br />

<% content_for :header_tags do %>
<%= auto_discovery_link_tag(:atom, params.merge({:format => 'atom', :year => nil, :month => nil, :key => User.current.rss_key})) %>
<% end %>

<% content_for :sidebar do %>
<% form_tag do %>
<h3><%= l(:label_activity) %></h3>
<p><% @event_types.each do |t| %>
<label><%= check_box_tag "show_#{t}", 1, @scope.include?(t) %> <%= l("label_#{t.singularize}_plural")%></label><br />
<% end %></p>
<p><%= submit_tag l(:button_apply), :class => 'button-small' %></p>
<% end %>
<% end %>

<% html_title(l(:label_activity)) -%>