varnie

#!/usr/bin/env ruby
require 'open-uri'
require 'pool' #taken fron http://burgestrand.se/code/ruby-thread-pool/

IMG_REGEXP = /\<img[^(src)]*src=(\"|\')((http:\/\/)?[\w\.\/:-]+)\1[^\\>]*\\?\>/
VALID_IMAGE_EXTENSION_REGEXP = /.*\.(gif|tif|png|jpeg|jpg)$/

def image_extension_correct?(image)
  not image.nil? and image =~ VALID_IMAGE_EXTENSION_REGEXP
end