scrape

# File railties/lib/commands/plugin.rb, line 624
    def scrape(uri)
      require 'open-uri'
      puts "Scraping #{uri}" if $verbose
      dupes = []
      content = open(uri).each do |line|
        if line =~ /<a[^>]*href=['"]([^'"]*)['"]/
          uri = $1
          if uri =~ /\/plugins\// and uri !~ /\/browser\//
            uri = extract_repository_uri(uri)
            yield uri unless dupes.include?(uri) or Repositories.instance.exist?(uri)
            dupes << uri
          end
        end
      end
    end