simplecache

Features

• supports multiple transports (mongodb, redis, fs)

Example

var request = require("request");
var simplecache = require("simplecache").connect({
  type: "mongodb",
  connection: mongodbConnection
});
 
var articles = simplecache.bucket("articles");
 
function onContent(err, content) {
  console.log(content);
}
 
function loadContent(onContent) {
  request("http://google.com", onContent);
}
 
//load content the first time
articles.get({ key: "https://google.com", ttl: 3600 }, loadContent, onContent);
 
//don't load content the second time
articles.get({ key: "https://google.com", ttl: 3600 }, loadContent, onContent);

API

cacher simplecache.connect(options)

connects to the target cache transport

• options - needed for connecting
  • type - type of connection (redis, fs, mongodb)
  • connection - (mongodb) connection

cache cacher.bucket(name)

returns a cache bucket

cache.get(options, onCache, loadCache)

returns cache, or loads it if it doesn't exist

• options - options for finding the cached data
  • key - used to find the cache
  • ttl - time to live
• onCache - called if the cache exists, and loads
• loadCahe - called when the cache doesn't exist, or has expired

cache.put(options, loadCache)

loads the cache

cache.del(options, onDeleted)

removes the cache

TODO

• redis transport
• fs transport
• aws transport (implement node-bucket)
• in-memory cache which persists to another bucket