aboutsummaryrefslogtreecommitdiffstats
path: root/actionmailer/lib/action_mailer/mail_helper.rb
blob: 11fd7d77e01000225807109088084f83ceaf73f2 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
require 'text/format'

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

    formatted
  end
end