# 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 add_quote(result, buffer) if buffer.present? return if buffer =~ /\A(
)+\z$/ result << "
#{buffer}
" end end def link_string!(str) str.scan(EmailCook.url_regexp).each do |m| url = m[0] val = "#{url}" # Onebox consideration if str.strip == url oneboxed = Oneboxer.onebox(url) val = oneboxed if oneboxed.present? end str.gsub!(url, val) end end def cook result = "" in_text = false in_quote = false quote_buffer = "" @raw.each_line do |l| if l =~ /^\s*>/ in_quote = true link_string!(l) quote_buffer << l.sub(/^[\s>]*/, '') << "
" elsif in_quote add_quote(result, quote_buffer) quote_buffer = "" in_quote = false else sz = l.size link_string!(l) result << l if sz < 60 result << "
" if in_text result << "
" end in_text = false else in_text = true end end end if in_quote && quote_buffer.present? add_quote(result, quote_buffer) end result.gsub!(/(
\n*){3,10}/, '

') result end end