Created
May 10, 2009 04:42
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begin | |
require "memcached" | |
rescue LoadError | |
require "memcache" | |
rescue LoadError | |
puts "You need the memcache or the memcached gem to use the Memcache moneta store" | |
exit | |
end | |
module Moneta | |
class Memcache | |
include Defaults | |
def initialize(options = {}) | |
@cache = defined?(MemCache) ? MemCache.new(options.delete(:server), options) : Memcached.new(options.delete(:server), options) | |
end | |
def key?(key) | |
!self[key].nil? | |
end | |
alias has_key? key? | |
def [](key) | |
begin | |
@cache.get(key) | |
rescue Memcached::NotFound | |
nil | |
end | |
end | |
def []=(key, value) | |
store(key, value) | |
end | |
def delete(key) | |
value = self[key] | |
@cache.delete(key) if value | |
value | |
end | |
def store(key, value, options = {}) | |
args = [key, value, options[:expires_in]].compact | |
@cache.set(*args) | |
end | |
def update_key(key, options = {}) | |
val = self[key] | |
self.store(key, val, options) | |
end | |
def clear | |
@cache.flush_all | |
end | |
end | |
end |
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