modified render_email_issue_attributes() redmine helper

issues_helper.rb

  def render_email_issue_attributes(issue, user, html=false)
    exclude = %w{category fixed_version}
    items = email_issue_attributes(issue, user)
    # filter items outputed 
    items = items.select {|i| ! exclude.include?(i) }
    output = []

    # content_tag() will escape if it recieve string not block
    items.each do |i|
      if html
        output << content_tag('li', i)
      else
        output << "* #{i}" 
      end
    end

    if html
      output = content_tag('ul', output.join("\n").html_safe) if html
    else
      output = output.join("\n")
    end

    return output
  end
  
  # was
  
    def render_email_issue_attributes(issue, user, html=false)
    exclude = %w{category fixed_version}
    items = email_issue_attributes(issue, user)
    items = items.select {|i| ! exclude.include?(i) }
    if html 
      content_tag('ul', items.map{|s| content_tag('li', s)}.join("\n").html_safe)
    else
      items.map{|s| "* #{s}"}.join("\n")
    end
  end