metamaps--metamaps/realtime/node_modules/socket.io/lib/store.js

98 lines
1.5 KiB
JavaScript

/*!
* socket.io-node
* Copyright(c) 2011 LearnBoost <dev@learnboost.com>
* MIT Licensed
*/
/**
* Expose the constructor.
*/
exports = module.exports = Store;
/**
* Module dependencies.
*/
var EventEmitter = process.EventEmitter;
/**
* Store interface
*
* @api public
*/
function Store (options) {
this.options = options;
this.clients = {};
};
/**
* Inherit from EventEmitter.
*/
Store.prototype.__proto__ = EventEmitter.prototype;
/**
* Initializes a client store
*
* @param {String} id
* @api public
*/
Store.prototype.client = function (id) {
if (!this.clients[id]) {
this.clients[id] = new (this.constructor.Client)(this, id);
}
return this.clients[id];
};
/**
* Destroys a client
*
* @api {String} sid
* @param {Number} number of seconds to expire client data
* @api private
*/
Store.prototype.destroyClient = function (id, expiration) {
if (this.clients[id]) {
this.clients[id].destroy(expiration);
delete this.clients[id];
}
return this;
};
/**
* Destroys the store
*
* @param {Number} number of seconds to expire client data
* @api private
*/
Store.prototype.destroy = function (clientExpiration) {
var keys = Object.keys(this.clients)
, count = keys.length;
for (var i = 0, l = count; i < l; i++) {
this.destroyClient(keys[i], clientExpiration);
}
this.clients = {};
return this;
};
/**
* Client.
*
* @api public
*/
Store.Client = function (store, id) {
this.store = store;
this.id = id;
};