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@@ -1,191 +1,193 @@
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-"use strict"
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+'use strict'
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// Module export pattern from
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// https://github.com/umdjs/umd/blob/master/returnExports.js
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;(function (root, factory) {
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- if (typeof define === 'function' && define.amd) {
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- // AMD. Register as an anonymous module.
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- define([], factory);
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- } else if (typeof exports === 'object') {
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- // Node. Does not work with strict CommonJS, but
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- // only CommonJS-like environments that support module.exports,
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- // like Node.
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- module.exports = factory();
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- } else {
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- // Browser globals (root is window)
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- root.store = factory();
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+ if (typeof define === 'function' && define.amd) {
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+ // AMD. Register as an anonymous module.
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+ define([], factory)
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+ } else if (typeof exports === 'object') {
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+ // Node. Does not work with strict CommonJS, but
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+ // only CommonJS-like environments that support module.exports,
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+ // like Node.
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+ module.exports = factory()
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+ } else {
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+ // Browser globals (root is window)
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+ root.store = factory()
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}
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}(this, function () {
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-
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- // Store.js
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- var store = {},
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- win = (typeof window != 'undefined' ? window : global),
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- doc = win.document,
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- localStorageName = 'localStorage',
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- scriptTag = 'script',
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- storage
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+ // Store.js
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+ var store = {}
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- store.disabled = false
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- store.version = '1.3.20'
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- store.set = function(key, value) {}
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- store.get = function(key, defaultVal) {}
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- store.has = function(key) { return store.get(key) !== undefined }
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- store.remove = function(key) {}
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- store.clear = function() {}
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- store.transact = function(key, defaultVal, transactionFn) {
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- if (transactionFn == null) {
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- transactionFn = defaultVal
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- defaultVal = null
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- }
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- if (defaultVal == null) {
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- defaultVal = {}
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- }
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- var val = store.get(key, defaultVal)
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- transactionFn(val)
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- store.set(key, val)
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- }
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- store.getAll = function() {}
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- store.forEach = function() {}
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+ var win = (typeof window !== 'undefined' ? window : global)
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- store.serialize = function(value) {
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- return JSON.stringify(value)
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- }
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- store.deserialize = function(value) {
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- if (typeof value != 'string') { return undefined }
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- try { return JSON.parse(value) }
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- catch(e) { return value || undefined }
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- }
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+ var doc = win.document
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- // Functions to encapsulate questionable FireFox 3.6.13 behavior
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- // when about.config::dom.storage.enabled === false
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- // See https://github.com/marcuswestin/store.js/issues#issue/13
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- function isLocalStorageNameSupported() {
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- try { return (localStorageName in win && win[localStorageName]) }
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- catch(err) { return false }
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- }
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+ var localStorageName = 'localStorage'
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- if (isLocalStorageNameSupported()) {
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- storage = win[localStorageName]
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- store.set = function(key, val) {
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- if (val === undefined) { return store.remove(key) }
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- storage.setItem(key, store.serialize(val))
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- return val
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- }
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- store.get = function(key, defaultVal) {
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- var val = store.deserialize(storage.getItem(key))
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- return (val === undefined ? defaultVal : val)
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- }
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- store.remove = function(key) { storage.removeItem(key) }
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- store.clear = function() { storage.clear() }
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- store.getAll = function() {
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- var ret = {}
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- store.forEach(function(key, val) {
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- ret[key] = val
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- })
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- return ret
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- }
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- store.forEach = function(callback) {
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- for (var i=0; i<storage.length; i++) {
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- var key = storage.key(i)
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- callback(key, store.get(key))
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- }
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- }
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- } else if (doc && doc.documentElement.addBehavior) {
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- var storageOwner,
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- storageContainer
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- // Since #userData storage applies only to specific paths, we need to
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- // somehow link our data to a specific path. We choose /favicon.ico
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- // as a pretty safe option, since all browsers already make a request to
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- // this URL anyway and being a 404 will not hurt us here. We wrap an
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- // iframe pointing to the favicon in an ActiveXObject(htmlfile) object
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- // (see: http://msdn.microsoft.com/en-us/library/aa752574(v=VS.85).aspx)
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- // since the iframe access rules appear to allow direct access and
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- // manipulation of the document element, even for a 404 page. This
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- // document can be used instead of the current document (which would
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- // have been limited to the current path) to perform #userData storage.
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- try {
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- storageContainer = new ActiveXObject('htmlfile')
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- storageContainer.open()
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- storageContainer.write('<'+scriptTag+'>document.w=window</'+scriptTag+'><iframe src="/favicon.ico"></iframe>')
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- storageContainer.close()
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- storageOwner = storageContainer.w.frames[0].document
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- storage = storageOwner.createElement('div')
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- } catch(e) {
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- // somehow ActiveXObject instantiation failed (perhaps some special
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- // security settings or otherwse), fall back to per-path storage
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- storage = doc.createElement('div')
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- storageOwner = doc.body
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- }
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- var withIEStorage = function(storeFunction) {
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- return function() {
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- var args = Array.prototype.slice.call(arguments, 0)
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- args.unshift(storage)
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- // See http://msdn.microsoft.com/en-us/library/ms531081(v=VS.85).aspx
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- // and http://msdn.microsoft.com/en-us/library/ms531424(v=VS.85).aspx
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- storageOwner.appendChild(storage)
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- storage.addBehavior('#default#userData')
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- storage.load(localStorageName)
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- var result = storeFunction.apply(store, args)
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- storageOwner.removeChild(storage)
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- return result
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- }
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- }
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+ var scriptTag = 'script'
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- // In IE7, keys cannot start with a digit or contain certain chars.
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- // See https://github.com/marcuswestin/store.js/issues/40
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- // See https://github.com/marcuswestin/store.js/issues/83
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- var forbiddenCharsRegex = new RegExp("[!\"#$%&'()*+,/\\\\:;<=>?@[\\]^`{|}~]", "g")
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- var ieKeyFix = function(key) {
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- return key.replace(/^d/, '___$&').replace(forbiddenCharsRegex, '___')
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- }
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- store.set = withIEStorage(function(storage, key, val) {
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- key = ieKeyFix(key)
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- if (val === undefined) { return store.remove(key) }
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- storage.setAttribute(key, store.serialize(val))
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- storage.save(localStorageName)
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- return val
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- })
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- store.get = withIEStorage(function(storage, key, defaultVal) {
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- key = ieKeyFix(key)
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- var val = store.deserialize(storage.getAttribute(key))
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- return (val === undefined ? defaultVal : val)
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- })
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- store.remove = withIEStorage(function(storage, key) {
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- key = ieKeyFix(key)
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- storage.removeAttribute(key)
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- storage.save(localStorageName)
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- })
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- store.clear = withIEStorage(function(storage) {
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- var attributes = storage.XMLDocument.documentElement.attributes
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- storage.load(localStorageName)
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- for (var i=attributes.length-1; i>=0; i--) {
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- storage.removeAttribute(attributes[i].name)
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- }
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- storage.save(localStorageName)
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- })
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- store.getAll = function(storage) {
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- var ret = {}
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- store.forEach(function(key, val) {
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- ret[key] = val
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- })
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- return ret
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- }
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- store.forEach = withIEStorage(function(storage, callback) {
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- var attributes = storage.XMLDocument.documentElement.attributes
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- for (var i=0, attr; attr=attributes[i]; ++i) {
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- callback(attr.name, store.deserialize(storage.getAttribute(attr.name)))
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- }
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- })
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- }
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+ var storage
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- try {
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- var testKey = '__storejs__'
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- store.set(testKey, testKey)
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- if (store.get(testKey) != testKey) { store.disabled = true }
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- store.remove(testKey)
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- } catch(e) {
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- store.disabled = true
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- }
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- store.enabled = !store.disabled
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-
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- return store
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-}));
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+ store.disabled = false
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+ store.version = '1.3.20'
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+ store.set = function (key, value) {}
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+ store.get = function (key, defaultVal) {}
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+ store.has = function (key) { return store.get(key) !== undefined }
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+ store.remove = function (key) {}
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+ store.clear = function () {}
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+ store.transact = function (key, defaultVal, transactionFn) {
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+ if (transactionFn == null) {
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+ transactionFn = defaultVal
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+ defaultVal = null
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+ }
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+ if (defaultVal == null) {
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+ defaultVal = {}
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+ }
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+ var val = store.get(key, defaultVal)
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+ transactionFn(val)
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+ store.set(key, val)
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+ }
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+ store.getAll = function () {}
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+ store.forEach = function () {}
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+
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+ store.serialize = function (value) {
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+ return JSON.stringify(value)
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+ }
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+ store.deserialize = function (value) {
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+ if (typeof value !== 'string') { return undefined }
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+ try { return JSON.parse(value) } catch (e) { return value || undefined }
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+ }
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+
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+ // Functions to encapsulate questionable FireFox 3.6.13 behavior
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+ // when about.config::dom.storage.enabled === false
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+ // See https://github.com/marcuswestin/store.js/issues#issue/13
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+ function isLocalStorageNameSupported () {
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+ try { return (localStorageName in win && win[localStorageName]) } catch (err) { return false }
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+ }
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+
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+ if (isLocalStorageNameSupported()) {
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+ storage = win[localStorageName]
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+ store.set = function (key, val) {
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+ if (val === undefined) { return store.remove(key) }
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+ storage.setItem(key, store.serialize(val))
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+ return val
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+ }
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+ store.get = function (key, defaultVal) {
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+ var val = store.deserialize(storage.getItem(key))
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+ return (val === undefined ? defaultVal : val)
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+ }
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+ store.remove = function (key) { storage.removeItem(key) }
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+ store.clear = function () { storage.clear() }
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+ store.getAll = function () {
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+ var ret = {}
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+ store.forEach(function (key, val) {
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+ ret[key] = val
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+ })
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+ return ret
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+ }
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+ store.forEach = function (callback) {
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+ for (var i = 0; i < storage.length; i++) {
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+ var key = storage.key(i)
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+ callback(key, store.get(key))
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+ }
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+ }
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+ } else if (doc && doc.documentElement.addBehavior) {
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+ var storageOwner,
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+ storageContainer
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+ // Since #userData storage applies only to specific paths, we need to
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+ // somehow link our data to a specific path. We choose /favicon.ico
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+ // as a pretty safe option, since all browsers already make a request to
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+ // this URL anyway and being a 404 will not hurt us here. We wrap an
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+ // iframe pointing to the favicon in an ActiveXObject(htmlfile) object
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+ // (see: http://msdn.microsoft.com/en-us/library/aa752574(v=VS.85).aspx)
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+ // since the iframe access rules appear to allow direct access and
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+ // manipulation of the document element, even for a 404 page. This
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+ // document can be used instead of the current document (which would
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+ // have been limited to the current path) to perform #userData storage.
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+ try {
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+ storageContainer = new ActiveXObject('htmlfile')
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+ storageContainer.open()
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+ storageContainer.write('<' + scriptTag + '>document.w=window</' + scriptTag + '><iframe src="/favicon.ico"></iframe>')
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+ storageContainer.close()
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+ storageOwner = storageContainer.w.frames[0].document
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+ storage = storageOwner.createElement('div')
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+ } catch (e) {
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+ // somehow ActiveXObject instantiation failed (perhaps some special
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+ // security settings or otherwse), fall back to per-path storage
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+ storage = doc.createElement('div')
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+ storageOwner = doc.body
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+ }
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+ var withIEStorage = function (storeFunction) {
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+ return function () {
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+ var args = Array.prototype.slice.call(arguments, 0)
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+ args.unshift(storage)
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+ // See http://msdn.microsoft.com/en-us/library/ms531081(v=VS.85).aspx
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+ // and http://msdn.microsoft.com/en-us/library/ms531424(v=VS.85).aspx
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+ storageOwner.appendChild(storage)
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+ storage.addBehavior('#default#userData')
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+ storage.load(localStorageName)
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+ var result = storeFunction.apply(store, args)
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+ storageOwner.removeChild(storage)
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+ return result
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+ }
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+ }
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+
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+ // In IE7, keys cannot start with a digit or contain certain chars.
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+ // See https://github.com/marcuswestin/store.js/issues/40
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+ // See https://github.com/marcuswestin/store.js/issues/83
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+ var forbiddenCharsRegex = new RegExp("[!\"#$%&'()*+,/\\\\:;<=>?@[\\]^`{|}~]", 'g')
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+ var ieKeyFix = function (key) {
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+ return key.replace(/^d/, '___$&').replace(forbiddenCharsRegex, '___')
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+ }
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+ store.set = withIEStorage(function (storage, key, val) {
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+ key = ieKeyFix(key)
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+ if (val === undefined) { return store.remove(key) }
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+ storage.setAttribute(key, store.serialize(val))
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+ storage.save(localStorageName)
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+ return val
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+ })
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+ store.get = withIEStorage(function (storage, key, defaultVal) {
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+ key = ieKeyFix(key)
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+ var val = store.deserialize(storage.getAttribute(key))
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+ return (val === undefined ? defaultVal : val)
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+ })
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+ store.remove = withIEStorage(function (storage, key) {
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+ key = ieKeyFix(key)
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+ storage.removeAttribute(key)
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+ storage.save(localStorageName)
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+ })
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+ store.clear = withIEStorage(function (storage) {
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+ var attributes = storage.XMLDocument.documentElement.attributes
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+ storage.load(localStorageName)
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+ for (var i = attributes.length - 1; i >= 0; i--) {
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+ storage.removeAttribute(attributes[i].name)
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+ }
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+ storage.save(localStorageName)
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+ })
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+ store.getAll = function (storage) {
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+ var ret = {}
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+ store.forEach(function (key, val) {
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+ ret[key] = val
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+ })
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+ return ret
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+ }
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+ store.forEach = withIEStorage(function (storage, callback) {
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+ var attributes = storage.XMLDocument.documentElement.attributes
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+ for (var i = 0, attr; attr = attributes[i]; ++i) {
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+ callback(attr.name, store.deserialize(storage.getAttribute(attr.name)))
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+ }
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+ })
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+ }
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+
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+ try {
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+ var testKey = '__storejs__'
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+ store.set(testKey, testKey)
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+ if (store.get(testKey) != testKey) { store.disabled = true }
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+ store.remove(testKey)
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+ } catch (e) {
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+ store.disabled = true
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+ }
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+ store.enabled = !store.disabled
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+
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+ return store
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+}))
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