doba-convert-text-email-to-html.rb

#!/usr/bin/env ruby

# for working with Doba_Product descriptions
require 'redcarpet'

if ARGV.size == 0
  puts "usage: #{File.basename(__FILE__)} <file>.txt ..."
  puts "output: text and html, ready for sql upload"
  puts ""
  puts "notes:"
  puts '* will properly interpret \n chars in the text'
  puts '* will produce \n chars in the html output ready for SQL insert'
  puts "* converts the doba text email into one with html chars"
  puts "* depends on redcarpet markdown converter (gem install redcarpet)"
end

# convert newlines into the newline character for sql upload
class String
  def for_sql_insert
    self.split("\n").join('\n')
  end
end

options = {
  autolink: true,  # so the link will get hyperlinked
  lax_spacing: true,  # so we don't need a space between intro and the list
}

converter = Redcarpet::Markdown.new(Redcarpet::Render::HTML, **options)

ARGV.each do |file|
  text = IO.read(file)

  # we may be given text from the SQL insert statement that contains newline
  # characters (not the newline itself).  Convert these into actual newlines.
  text.gsub!('\n', "\n")

  puts "email_text_description:"
  puts text.for_sql_insert

  # make 1 space indented list flush with the beginning of the line
  text.gsub!(/^ * /, '')

  # embolden the "Doba <whatever> Package" at the start of the email
  text.gsub!(/(Doba \w+ Package)\:/, '**\1**:')

  html = converter.render(text)

  puts "email_html_description:"
  puts html.for_sql_insert
end