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

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