vendor/rails/actionmailer/lib/action_mailer/mail_helper.rb

   1 require 'text/format'
   2
   3 module MailHelper
   4   # Uses Text::Format to take the text and format it, indented two spaces for
   5   # each line, and wrapped at 72 columns.
   6   def block_format(text)
   7     formatted = text.split(/\n\r\n/).collect { |paragraph|
   8       Text::Format.new(
   9         :columns => 72, :first_indent => 2, :body_indent => 2, :text => paragraph
  10       ).format
  11     }.join("\n")
  12
  13     # Make list points stand on their own line
  14     formatted.gsub!(/[ ]*([*]+) ([^*]*)/) { |s| "  #{$1} #{$2.strip}\n" }
  15     formatted.gsub!(/[ ]*([#]+) ([^#]*)/) { |s| "  #{$1} #{$2.strip}\n" }
  16
  17     formatted
  18   end
  19 end