Chris@441: # Redmine - project management software
Chris@441: # Copyright (C) 2006-2011  Jean-Philippe Lang
Chris@0: #
Chris@0: # This program is free software; you can redistribute it and/or
Chris@0: # modify it under the terms of the GNU General Public License
Chris@0: # as published by the Free Software Foundation; either version 2
Chris@0: # of the License, or (at your option) any later version.
Chris@0: #
Chris@0: # This program is distributed in the hope that it will be useful,
Chris@0: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@0: # GNU General Public License for more details.
Chris@0: #
Chris@0: # You should have received a copy of the GNU General Public License
Chris@0: # along with this program; if not, write to the Free Software
Chris@0: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@0: 
chris@22: require 'ar_condition'
chris@22: 
Chris@0: class Mailer < ActionMailer::Base
Chris@0:   layout 'mailer'
Chris@0:   helper :application
Chris@0:   helper :issues
Chris@0:   helper :custom_fields
Chris@0: 
Chris@0:   include ActionController::UrlWriter
Chris@0:   include Redmine::I18n
Chris@0: 
Chris@0:   def self.default_url_options
Chris@0:     h = Setting.host_name
Chris@0:     h = h.to_s.gsub(%r{\/.*$}, '') unless Redmine::Utils.relative_url_root.blank?
Chris@0:     { :host => h, :protocol => Setting.protocol }
Chris@0:   end
Chris@441: 
Chris@0:   # Builds a tmail object used to email recipients of the added issue.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   issue_add(issue) => tmail object
Chris@0:   #   Mailer.deliver_issue_add(issue) => sends an email to issue recipients
Chris@0:   def issue_add(issue)
Chris@0:     redmine_headers 'Project' => issue.project.identifier,
Chris@0:                     'Issue-Id' => issue.id,
Chris@0:                     'Issue-Author' => issue.author.login
Chris@0:     redmine_headers 'Issue-Assignee' => issue.assigned_to.login if issue.assigned_to
Chris@0:     message_id issue
Chris@0:     recipients issue.recipients
Chris@0:     cc(issue.watcher_recipients - @recipients)
Chris@0:     subject "[#{issue.project.name} - #{issue.tracker.name} ##{issue.id}] (#{issue.status.name}) #{issue.subject}"
Chris@0:     body :issue => issue,
Chris@0:          :issue_url => url_for(:controller => 'issues', :action => 'show', :id => issue)
Chris@0:     render_multipart('issue_add', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email recipients of the edited issue.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   issue_edit(journal) => tmail object
Chris@0:   #   Mailer.deliver_issue_edit(journal) => sends an email to issue recipients
Chris@0:   def issue_edit(journal)
Chris@0:     issue = journal.journalized.reload
Chris@0:     redmine_headers 'Project' => issue.project.identifier,
Chris@0:                     'Issue-Id' => issue.id,
Chris@0:                     'Issue-Author' => issue.author.login
Chris@0:     redmine_headers 'Issue-Assignee' => issue.assigned_to.login if issue.assigned_to
Chris@0:     message_id journal
Chris@0:     references issue
Chris@0:     @author = journal.user
Chris@0:     recipients issue.recipients
Chris@0:     # Watchers in cc
Chris@0:     cc(issue.watcher_recipients - @recipients)
Chris@0:     s = "[#{issue.project.name} - #{issue.tracker.name} ##{issue.id}] "
Chris@0:     s << "(#{issue.status.name}) " if journal.new_value_for('status_id')
Chris@0:     s << issue.subject
Chris@0:     subject s
Chris@0:     body :issue => issue,
Chris@0:          :journal => journal,
Chris@909:          :issue_url => url_for(:controller => 'issues', :action => 'show', :id => issue, :anchor => "change-#{journal.id}")
Chris@0: 
Chris@0:     render_multipart('issue_edit', body)
Chris@0:   end
Chris@0: 
Chris@0:   def reminder(user, issues, days)
Chris@0:     set_language_if_valid user.language
Chris@0:     recipients user.mail
Chris@14:     subject l(:mail_subject_reminder, :count => issues.size, :days => days)
Chris@0:     body :issues => issues,
Chris@0:          :days => days,
Chris@909:          :issues_url => url_for(:controller => 'issues', :action => 'index',
Chris@909:                                 :set_filter => 1, :assigned_to_id => user.id,
Chris@909:                                 :sort => 'due_date:asc')
Chris@0:     render_multipart('reminder', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email users belonging to the added document's project.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   document_added(document) => tmail object
Chris@0:   #   Mailer.deliver_document_added(document) => sends an email to the document's project recipients
Chris@0:   def document_added(document)
Chris@0:     redmine_headers 'Project' => document.project.identifier
Chris@0:     recipients document.recipients
Chris@0:     subject "[#{document.project.name}] #{l(:label_document_new)}: #{document.title}"
Chris@0:     body :document => document,
Chris@0:          :document_url => url_for(:controller => 'documents', :action => 'show', :id => document)
Chris@0:     render_multipart('document_added', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email recipients of a project when an attachements are added.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   attachments_added(attachments) => tmail object
Chris@0:   #   Mailer.deliver_attachments_added(attachments) => sends an email to the project's recipients
Chris@0:   def attachments_added(attachments)
Chris@0:     container = attachments.first.container
Chris@0:     added_to = ''
Chris@0:     added_to_url = ''
Chris@0:     case container.class.name
Chris@0:     when 'Project'
Chris@441:       added_to_url = url_for(:controller => 'files', :action => 'index', :project_id => container)
Chris@0:       added_to = "#{l(:label_project)}: #{container}"
Chris@0:       recipients container.project.notified_users.select {|user| user.allowed_to?(:view_files, container.project)}.collect  {|u| u.mail}
Chris@0:     when 'Version'
Chris@441:       added_to_url = url_for(:controller => 'files', :action => 'index', :project_id => container.project)
Chris@0:       added_to = "#{l(:label_version)}: #{container.name}"
Chris@0:       recipients container.project.notified_users.select {|user| user.allowed_to?(:view_files, container.project)}.collect  {|u| u.mail}
Chris@0:     when 'Document'
Chris@0:       added_to_url = url_for(:controller => 'documents', :action => 'show', :id => container.id)
Chris@0:       added_to = "#{l(:label_document)}: #{container.title}"
Chris@0:       recipients container.recipients
Chris@0:     end
Chris@0:     redmine_headers 'Project' => container.project.identifier
Chris@0:     subject "[#{container.project.name}] #{l(:label_attachment_new)}"
Chris@0:     body :attachments => attachments,
Chris@0:          :added_to => added_to,
Chris@0:          :added_to_url => added_to_url
Chris@0:     render_multipart('attachments_added', body)
Chris@0:   end
Chris@441: 
Chris@0:   # Builds a tmail object used to email recipients of a news' project when a news item is added.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   news_added(news) => tmail object
Chris@0:   #   Mailer.deliver_news_added(news) => sends an email to the news' project recipients
Chris@0:   def news_added(news)
Chris@0:     redmine_headers 'Project' => news.project.identifier
Chris@0:     message_id news
Chris@0:     recipients news.recipients
Chris@0:     subject "[#{news.project.name}] #{l(:label_news)}: #{news.title}"
Chris@0:     body :news => news,
Chris@0:          :news_url => url_for(:controller => 'news', :action => 'show', :id => news)
Chris@0:     render_multipart('news_added', body)
Chris@0:   end
Chris@0: 
Chris@441:   # Builds a tmail object used to email recipients of a news' project when a news comment is added.
Chris@441:   #
Chris@441:   # Example:
Chris@441:   #   news_comment_added(comment) => tmail object
Chris@441:   #   Mailer.news_comment_added(comment) => sends an email to the news' project recipients
Chris@441:   def news_comment_added(comment)
Chris@441:     news = comment.commented
Chris@441:     redmine_headers 'Project' => news.project.identifier
Chris@441:     message_id comment
Chris@441:     recipients news.recipients
Chris@441:     cc news.watcher_recipients
Chris@441:     subject "Re: [#{news.project.name}] #{l(:label_news)}: #{news.title}"
Chris@441:     body :news => news,
Chris@441:          :comment => comment,
Chris@441:          :news_url => url_for(:controller => 'news', :action => 'show', :id => news)
Chris@441:     render_multipart('news_comment_added', body)
Chris@441:   end
Chris@441: 
Chris@441:   # Builds a tmail object used to email the recipients of the specified message that was posted.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   message_posted(message) => tmail object
Chris@0:   #   Mailer.deliver_message_posted(message) => sends an email to the recipients
Chris@0:   def message_posted(message)
Chris@0:     redmine_headers 'Project' => message.project.identifier,
Chris@0:                     'Topic-Id' => (message.parent_id || message.id)
Chris@0:     message_id message
Chris@0:     references message.parent unless message.parent.nil?
Chris@0:     recipients(message.recipients)
Chris@0:     cc((message.root.watcher_recipients + message.board.watcher_recipients).uniq - @recipients)
Chris@0:     subject "[#{message.board.project.name} - #{message.board.name} - msg#{message.root.id}] #{message.subject}"
Chris@0:     body :message => message,
Chris@0:          :message_url => url_for(message.event_url)
Chris@0:     render_multipart('message_posted', body)
Chris@0:   end
Chris@441: 
Chris@441:   # Builds a tmail object used to email the recipients of a project of the specified wiki content was added.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   wiki_content_added(wiki_content) => tmail object
Chris@0:   #   Mailer.deliver_wiki_content_added(wiki_content) => sends an email to the project's recipients
Chris@0:   def wiki_content_added(wiki_content)
Chris@0:     redmine_headers 'Project' => wiki_content.project.identifier,
Chris@0:                     'Wiki-Page-Id' => wiki_content.page.id
Chris@0:     message_id wiki_content
Chris@0:     recipients wiki_content.recipients
Chris@0:     cc(wiki_content.page.wiki.watcher_recipients - recipients)
chris@37:     subject "[#{wiki_content.project.name}] #{l(:mail_subject_wiki_content_added, :id => wiki_content.page.pretty_title)}"
Chris@0:     body :wiki_content => wiki_content,
Chris@909:          :wiki_content_url => url_for(:controller => 'wiki', :action => 'show',
Chris@909:                                       :project_id => wiki_content.project,
Chris@909:                                       :id => wiki_content.page.title)
Chris@0:     render_multipart('wiki_content_added', body)
Chris@0:   end
Chris@441: 
Chris@441:   # Builds a tmail object used to email the recipients of a project of the specified wiki content was updated.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   wiki_content_updated(wiki_content) => tmail object
Chris@0:   #   Mailer.deliver_wiki_content_updated(wiki_content) => sends an email to the project's recipients
Chris@0:   def wiki_content_updated(wiki_content)
Chris@0:     redmine_headers 'Project' => wiki_content.project.identifier,
Chris@0:                     'Wiki-Page-Id' => wiki_content.page.id
Chris@0:     message_id wiki_content
Chris@0:     recipients wiki_content.recipients
Chris@0:     cc(wiki_content.page.wiki.watcher_recipients + wiki_content.page.watcher_recipients - recipients)
chris@37:     subject "[#{wiki_content.project.name}] #{l(:mail_subject_wiki_content_updated, :id => wiki_content.page.pretty_title)}"
Chris@0:     body :wiki_content => wiki_content,
Chris@909:          :wiki_content_url => url_for(:controller => 'wiki', :action => 'show',
Chris@909:                                       :project_id => wiki_content.project,
Chris@909:                                       :id => wiki_content.page.title),
Chris@909:          :wiki_diff_url => url_for(:controller => 'wiki', :action => 'diff',
Chris@909:                                    :project_id => wiki_content.project, :id => wiki_content.page.title,
Chris@909:                                    :version => wiki_content.version)
Chris@0:     render_multipart('wiki_content_updated', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email the specified user their account information.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   account_information(user, password) => tmail object
Chris@0:   #   Mailer.deliver_account_information(user, password) => sends account information to the user
Chris@0:   def account_information(user, password)
Chris@0:     set_language_if_valid user.language
Chris@0:     recipients user.mail
Chris@0:     subject l(:mail_subject_register, Setting.app_title)
Chris@0:     body :user => user,
Chris@0:          :password => password,
Chris@0:          :login_url => url_for(:controller => 'account', :action => 'login')
Chris@0:     render_multipart('account_information', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email all active administrators of an account activation request.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   account_activation_request(user) => tmail object
Chris@0:   #   Mailer.deliver_account_activation_request(user)=> sends an email to all active administrators
Chris@0:   def account_activation_request(user)
Chris@0:     # Send the email to all active administrators
Chris@0:     recipients User.active.find(:all, :conditions => {:admin => true}).collect { |u| u.mail }.compact
Chris@0:     subject l(:mail_subject_account_activation_request, Setting.app_title)
Chris@0:     body :user => user,
Chris@909:          :url => url_for(:controller => 'users', :action => 'index',
Chris@909:                          :status => User::STATUS_REGISTERED,
Chris@909:                          :sort_key => 'created_on', :sort_order => 'desc')
Chris@0:     render_multipart('account_activation_request', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Builds a tmail object used to email the specified user that their account was activated by an administrator.
Chris@0:   #
Chris@0:   # Example:
Chris@0:   #   account_activated(user) => tmail object
Chris@0:   #   Mailer.deliver_account_activated(user) => sends an email to the registered user
Chris@0:   def account_activated(user)
Chris@0:     set_language_if_valid user.language
Chris@0:     recipients user.mail
Chris@0:     subject l(:mail_subject_register, Setting.app_title)
Chris@0:     body :user => user,
Chris@0:          :login_url => url_for(:controller => 'account', :action => 'login')
Chris@0:     render_multipart('account_activated', body)
Chris@0:   end
Chris@0: 
Chris@0:   def lost_password(token)
Chris@0:     set_language_if_valid(token.user.language)
Chris@0:     recipients token.user.mail
Chris@0:     subject l(:mail_subject_lost_password, Setting.app_title)
Chris@0:     body :token => token,
Chris@0:          :url => url_for(:controller => 'account', :action => 'lost_password', :token => token.value)
Chris@0:     render_multipart('lost_password', body)
Chris@0:   end
Chris@0: 
Chris@0:   def register(token)
Chris@0:     set_language_if_valid(token.user.language)
Chris@0:     recipients token.user.mail
Chris@0:     subject l(:mail_subject_register, Setting.app_title)
Chris@0:     body :token => token,
Chris@0:          :url => url_for(:controller => 'account', :action => 'activate', :token => token.value)
Chris@0:     render_multipart('register', body)
Chris@0:   end
Chris@0: 
Chris@0:   def test(user)
Chris@0:     set_language_if_valid(user.language)
Chris@0:     recipients user.mail
Chris@0:     subject 'Redmine test'
Chris@0:     body :url => url_for(:controller => 'welcome')
Chris@0:     render_multipart('test', body)
Chris@0:   end
Chris@0: 
Chris@0:   # Overrides default deliver! method to prevent from sending an email
Chris@0:   # with no recipient, cc or bcc
Chris@0:   def deliver!(mail = @mail)
Chris@0:     set_language_if_valid @initial_language
Chris@0:     return false if (recipients.nil? || recipients.empty?) &&
Chris@0:                     (cc.nil? || cc.empty?) &&
Chris@0:                     (bcc.nil? || bcc.empty?)
Chris@441: 
Chris@0:     # Set Message-Id and References
Chris@0:     if @message_id_object
Chris@0:       mail.message_id = self.class.message_id_for(@message_id_object)
Chris@0:     end
Chris@0:     if @references_objects
Chris@0:       mail.references = @references_objects.collect {|o| self.class.message_id_for(o)}
Chris@0:     end
Chris@441: 
Chris@0:     # Log errors when raise_delivery_errors is set to false, Rails does not
Chris@0:     raise_errors = self.class.raise_delivery_errors
Chris@0:     self.class.raise_delivery_errors = true
Chris@0:     begin
Chris@0:       return super(mail)
Chris@0:     rescue Exception => e
Chris@0:       if raise_errors
Chris@0:         raise e
Chris@0:       elsif mylogger
Chris@210:         mylogger.error "The following error occured while sending email notification: \"#{e.message}\". Check your configuration in config/configuration.yml."
Chris@0:       end
Chris@0:     ensure
Chris@0:       self.class.raise_delivery_errors = raise_errors
Chris@0:     end
Chris@0:   end
Chris@0: 
Chris@0:   # Sends reminders to issue assignees
Chris@0:   # Available options:
Chris@0:   # * :days     => how many days in the future to remind about (defaults to 7)
Chris@0:   # * :tracker  => id of tracker for filtering issues (defaults to all trackers)
Chris@0:   # * :project  => id or identifier of project to process (defaults to all projects)
chris@22:   # * :users    => array of user ids who should be reminded
Chris@0:   def self.reminders(options={})
Chris@0:     days = options[:days] || 7
Chris@0:     project = options[:project] ? Project.find(options[:project]) : nil
Chris@0:     tracker = options[:tracker] ? Tracker.find(options[:tracker]) : nil
chris@22:     user_ids = options[:users]
Chris@0: 
Chris@0:     s = ARCondition.new ["#{IssueStatus.table_name}.is_closed = ? AND #{Issue.table_name}.due_date <= ?", false, days.day.from_now.to_date]
Chris@0:     s << "#{Issue.table_name}.assigned_to_id IS NOT NULL"
chris@22:     s << ["#{Issue.table_name}.assigned_to_id IN (?)", user_ids] if user_ids.present?
Chris@0:     s << "#{Project.table_name}.status = #{Project::STATUS_ACTIVE}"
Chris@0:     s << "#{Issue.table_name}.project_id = #{project.id}" if project
Chris@0:     s << "#{Issue.table_name}.tracker_id = #{tracker.id}" if tracker
Chris@0: 
Chris@0:     issues_by_assignee = Issue.find(:all, :include => [:status, :assigned_to, :project, :tracker],
Chris@0:                                           :conditions => s.conditions
Chris@0:                                     ).group_by(&:assigned_to)
Chris@0:     issues_by_assignee.each do |assignee, issues|
Chris@929:       deliver_reminder(assignee, issues, days) if assignee.is_a?(User) && assignee.active?
Chris@0:     end
Chris@0:   end
Chris@441: 
Chris@0:   # Activates/desactivates email deliveries during +block+
Chris@0:   def self.with_deliveries(enabled = true, &block)
Chris@0:     was_enabled = ActionMailer::Base.perform_deliveries
Chris@0:     ActionMailer::Base.perform_deliveries = !!enabled
Chris@0:     yield
Chris@0:   ensure
Chris@0:     ActionMailer::Base.perform_deliveries = was_enabled
Chris@0:   end
Chris@0: 
Chris@0:   private
Chris@0:   def initialize_defaults(method_name)
Chris@0:     super
Chris@0:     @initial_language = current_language
Chris@0:     set_language_if_valid Setting.default_language
Chris@0:     from Setting.mail_from
Chris@441: 
Chris@0:     # Common headers
Chris@0:     headers 'X-Mailer' => 'Redmine',
Chris@0:             'X-Redmine-Host' => Setting.host_name,
Chris@0:             'X-Redmine-Site' => Setting.app_title,
Chris@909:             'X-Auto-Response-Suppress' => 'OOF',
Chris@0:             'Auto-Submitted' => 'auto-generated'
Chris@0:   end
Chris@0: 
Chris@0:   # Appends a Redmine header field (name is prepended with 'X-Redmine-')
Chris@0:   def redmine_headers(h)
Chris@0:     h.each { |k,v| headers["X-Redmine-#{k}"] = v }
Chris@0:   end
Chris@0: 
Chris@0:   # Overrides the create_mail method
Chris@0:   def create_mail
Chris@0:     # Removes the current user from the recipients and cc
Chris@0:     # if he doesn't want to receive notifications about what he does
Chris@0:     @author ||= User.current
Chris@0:     if @author.pref[:no_self_notified]
Chris@0:       recipients.delete(@author.mail) if recipients
Chris@0:       cc.delete(@author.mail) if cc
Chris@0:     end
Chris@441: 
Chris@0:     notified_users = [recipients, cc].flatten.compact.uniq
Chris@0:     # Rails would log recipients only, not cc and bcc
Chris@0:     mylogger.info "Sending email notification to: #{notified_users.join(', ')}" if mylogger
Chris@441: 
Chris@0:     # Blind carbon copy recipients
Chris@0:     if Setting.bcc_recipients?
Chris@0:       bcc(notified_users)
Chris@0:       recipients []
Chris@0:       cc []
Chris@0:     end
Chris@0:     super
Chris@0:   end
Chris@0: 
Chris@0:   # Rails 2.3 has problems rendering implicit multipart messages with
Chris@0:   # layouts so this method will wrap an multipart messages with
Chris@0:   # explicit parts.
Chris@0:   #
Chris@0:   # https://rails.lighthouseapp.com/projects/8994/tickets/2338-actionmailer-mailer-views-and-content-type
Chris@0:   # https://rails.lighthouseapp.com/projects/8994/tickets/1799-actionmailer-doesnt-set-template_format-when-rendering-layouts
Chris@441: 
Chris@0:   def render_multipart(method_name, body)
Chris@0:     if Setting.plain_text_mail?
Chris@0:       content_type "text/plain"
Chris@909:       body render(:file => "#{method_name}.text.erb",
Chris@909:                   :body => body,
Chris@909:                   :layout => 'mailer.text.erb')
Chris@0:     else
Chris@0:       content_type "multipart/alternative"
Chris@909:       part :content_type => "text/plain",
Chris@909:            :body => render(:file => "#{method_name}.text.erb",
Chris@909:                            :body => body, :layout => 'mailer.text.erb')
Chris@909:       part :content_type => "text/html",
Chris@909:            :body => render_message("#{method_name}.html.erb", body)
Chris@0:     end
Chris@0:   end
Chris@0: 
Chris@0:   # Makes partial rendering work with Rails 1.2 (retro-compatibility)
Chris@0:   def self.controller_path
Chris@0:     ''
Chris@0:   end unless respond_to?('controller_path')
Chris@441: 
Chris@0:   # Returns a predictable Message-Id for the given object
Chris@0:   def self.message_id_for(object)
Chris@0:     # id + timestamp should reduce the odds of a collision
Chris@0:     # as far as we don't send multiple emails for the same object
Chris@441:     timestamp = object.send(object.respond_to?(:created_on) ? :created_on : :updated_on)
Chris@0:     hash = "redmine.#{object.class.name.demodulize.underscore}-#{object.id}.#{timestamp.strftime("%Y%m%d%H%M%S")}"
Chris@0:     host = Setting.mail_from.to_s.gsub(%r{^.*@}, '')
Chris@0:     host = "#{::Socket.gethostname}.redmine" if host.empty?
Chris@0:     "<#{hash}@#{host}>"
Chris@0:   end
Chris@441: 
Chris@0:   private
Chris@441: 
Chris@0:   def message_id(object)
Chris@0:     @message_id_object = object
Chris@0:   end
Chris@441: 
Chris@0:   def references(object)
Chris@0:     @references_objects ||= []
Chris@0:     @references_objects << object
Chris@0:   end
Chris@441: 
Chris@0:   def mylogger
Chris@909:     Rails.logger
Chris@0:   end
Chris@0: end
Chris@0: 
Chris@0: # Patch TMail so that message_id is not overwritten
Chris@0: module TMail
Chris@0:   class Mail
Chris@0:     def add_message_id( fqdn = nil )
Chris@0:       self.message_id ||= ::TMail::new_message_id(fqdn)
Chris@0:     end
Chris@0:   end
Chris@0: end