Twingly::UrlCache

URL cache, remember if an URL been seen before. Uses Memcached to cache data, prefers MemCachier.

Installation

Add this line to your application's Gemfile:

gem 'twingly-url_cache'

And then execute:

$ bundle

Or install it yourself as:

$ gem install twingly-url_cache

Usage

Initialize an instance, cache an URL with #cache! and look if it's cached with #cached?.

[1] pry(main)> cache = Twingly::UrlCache.new
=> #<Twingly::UrlCache:0x007fd58c96b978 ...>
[2] pry(main)> cache.cache!("http://www.twingly.com/")
=> true
[3] pry(main)> cache.cached?("http://www.twingly.com/")
=> true
[4] pry(main)> cache.cached?("http://blog.twingly.com/")
=> false

Optional environment variables:

MEMCACHIER_SERVERS # Defaults to localhost
MEMCACHIER_PASSWORD
MEMCACHIER_USERNAME

Development

After checking out the repo, run bin/setup to install dependencies. Start memcached. Then, run bundle exec rake to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/twingly/twingly-url_cache.