Redmine

<dl>

<% sort_activity_events(events_by_day[day]).each do |e, in_group| -%>

  <dt class="<%= e.event_type %> icon icon-<%= e.event_type %> <%= "grouped" if in_group %> <%= User.current.logged? && e.respond_to?(:event_author) && User.current == e.event_author ? 'me' : nil %>">

  <%= avatar(e.event_author) if e.respond_to?(:event_author) %>

  <span class="time"><%= format_time(e.event_datetime, false) %></span>

  <%= content_tag('span', e.project, :class => 'project') if @project.nil? || @project != e.project %>

module Redmine

  module Activity

    @@available_event_types = []

    @@default_event_types = []

    @@providers = Hash.new {|h, k| h[k]=[]}

    class << self

      # Registers an activity provider

      def register(event_type, options={})

        event_type = event_type.to_s

        providers = options[:class_name] || event_type.classify

        @@available_event_types << event_type unless @@available_event_types.include?(event_type)

        @@default_event_types << event_type unless options[:default] == false

        @@providers[event_type] += providers

      end

      def delete(event_type)

        @@available_event_types.delete event_type

        @@default_event_types.delete event_type

        @@providers.delete(event_type)

      end

    end