# A very simple formatter for imported emails class EmailCook def self.url_regexp /[^\>]*((?:https?:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.])(?:[^\s()<>]+|\([^\s()<>]+\))+(?:\([^\s()<>]+\)|[^`!()\[\]{};:'".,<>?«»\s]))/ end def initialize(raw) @raw = raw end def cook result = "" in_quote = false quote_buffer = "" @raw.each_line do |l| if l =~ /^\s*>/ in_quote = true quote_buffer << l.sub(/^[\s>]*/, '') << "<br>" elsif in_quote result << "<blockquote>#{quote_buffer}</blockquote>" quote_buffer = "" in_quote = false else l.scan(EmailCook.url_regexp).each do |m| url = m[0] l.gsub!(url, "<a href='#{url}'>#{url}</a>") end result << l << "<br>" end end if in_quote result << "<blockquote>#{quote_buffer}</blockquote>" end result.gsub!(/(<br>){3,10}/, '<br><br>') result end end