Update Cookies.js

assets/javascripts/vendor/cookies.js

@@ -1,141 +1,172 @@
-/*!
- * Cookies.js - 0.3.1
- * Wednesday, April 24 2013 @ 2:28 AM EST
+/*
+ * Cookies.js - 1.2.3
+ * https://github.com/ScottHamper/Cookies
  *
- * Copyright (c) 2013, Scott Hamper
- * Licensed under the MIT license,
- * http://www.opensource.org/licenses/MIT
+ * This is free and unencumbered software released into the public domain.
  */
-(function (undefined) {
+(function (global, undefined) {
     'use strict';
 
-    var Cookies = function (key, value, options) {
-        return arguments.length === 1 ?
-            Cookies.get(key) : Cookies.set(key, value, options);
-    };
+    var factory = function (window) {
+        if (typeof window.document !== 'object') {
+            throw new Error('Cookies.js requires a `window` with a `document` object');
+        }
 
-    // Allows for setter injection in unit tests
-    Cookies._document = document;
-    Cookies._navigator = navigator;
+        var Cookies = function (key, value, options) {
+            return arguments.length === 1 ?
+                Cookies.get(key) : Cookies.set(key, value, options);
+        };
 
-    Cookies.defaults = {
-        path: '/'
-    };
+        // Allows for setter injection in unit tests
+        Cookies._document = window.document;
 
-    Cookies.get = function (key) {
-        if (Cookies._cachedDocumentCookie !== Cookies._document.cookie) {
-            Cookies._renewCache();
-        }
+        // Used to ensure cookie keys do not collide with
+        // built-in `Object` properties
+        Cookies._cacheKeyPrefix = 'cookey.'; // Hurr hurr, :)
 
-        return Cookies._cache[key];
-    };
+        Cookies._maxExpireDate = new Date('Fri, 31 Dec 9999 23:59:59 UTC');
 
-    Cookies.set = function (key, value, options) {
-        options = Cookies._getExtendedOptions(options);
-        options.expires = Cookies._getExpiresDate(value === undefined ? -1 : options.expires);
+        Cookies.defaults = {
+            path: '/',
+            secure: false
+        };
 
-        Cookies._document.cookie = Cookies._generateCookieString(key, value, options);
+        Cookies.get = function (key) {
+            if (Cookies._cachedDocumentCookie !== Cookies._document.cookie) {
+                Cookies._renewCache();
+            }
 
-        return Cookies;
-    };
+            var value = Cookies._cache[Cookies._cacheKeyPrefix + key];
 
-    Cookies.expire = function (key, options) {
-        return Cookies.set(key, undefined, options);
-    };
+            return value === undefined ? undefined : decodeURIComponent(value);
+        };
+
+        Cookies.set = function (key, value, options) {
+            options = Cookies._getExtendedOptions(options);
+            options.expires = Cookies._getExpiresDate(value === undefined ? -1 : options.expires);
+
+            Cookies._document.cookie = Cookies._generateCookieString(key, value, options);
 
-    Cookies._getExtendedOptions = function (options) {
-        return {
-            path: options && options.path || Cookies.defaults.path,
-            domain: options && options.domain || Cookies.defaults.domain,
-            expires: options && options.expires || Cookies.defaults.expires,
-            secure: options && options.secure !== undefined ?  options.secure : Cookies.defaults.secure
+            return Cookies;
         };
-    };
 
-    Cookies._isValidDate = function (date) {
-        return Object.prototype.toString.call(date) === '[object Date]' && !isNaN(date.getTime());
-    };
+        Cookies.expire = function (key, options) {
+            return Cookies.set(key, undefined, options);
+        };
 
-    Cookies._getExpiresDate = function (expires, now) {
-        now = now || new Date();
-        switch (typeof expires) {
-            case 'number': expires = new Date(now.getTime() + expires * 1000); break;
-            case 'string': expires = new Date(expires); break;
-        }
+        Cookies._getExtendedOptions = function (options) {
+            return {
+                path: options && options.path || Cookies.defaults.path,
+                domain: options && options.domain || Cookies.defaults.domain,
+                expires: options && options.expires || Cookies.defaults.expires,
+                secure: options && options.secure !== undefined ?  options.secure : Cookies.defaults.secure
+            };
+        };
 
-        if (expires && !Cookies._isValidDate(expires)) {
-            throw new Error('`expires` parameter cannot be converted to a valid Date instance');
-        }
+        Cookies._isValidDate = function (date) {
+            return Object.prototype.toString.call(date) === '[object Date]' && !isNaN(date.getTime());
+        };
 
-        return expires;
-    };
+        Cookies._getExpiresDate = function (expires, now) {
+            now = now || new Date();
 
-    Cookies._generateCookieString = function (key, value, options) {
-        key = encodeURIComponent(key);
-        value = (value + '').replace(/[^!#$&-+\--:<-\[\]-~]/g, encodeURIComponent);
-        options = options || {};
+            if (typeof expires === 'number') {
+                expires = expires === Infinity ?
+                    Cookies._maxExpireDate : new Date(now.getTime() + expires * 1000);
+            } else if (typeof expires === 'string') {
+                expires = new Date(expires);
+            }
 
-        var cookieString = key + '=' + value;
-        cookieString += options.path ? ';path=' + options.path : '';
-        cookieString += options.domain ? ';domain=' + options.domain : '';
-        cookieString += options.expires ? ';expires=' + options.expires.toGMTString() : '';
-        cookieString += options.secure ? ';secure' : '';
+            if (expires && !Cookies._isValidDate(expires)) {
+                throw new Error('`expires` parameter cannot be converted to a valid Date instance');
+            }
 
-        return cookieString;
-    };
+            return expires;
+        };
 
-    Cookies._getCookieObjectFromString = function (documentCookie) {
-        var cookieObject = {};
-        var cookiesArray = documentCookie ? documentCookie.split('; ') : [];
+        Cookies._generateCookieString = function (key, value, options) {
+            key = key.replace(/[^#$&+\^`|]/g, encodeURIComponent);
+            key = key.replace(/\(/g, '%28').replace(/\)/g, '%29');
+            value = (value + '').replace(/[^!#$&-+\--:<-\[\]-~]/g, encodeURIComponent);
+            options = options || {};
 
-        for (var i = 0; i < cookiesArray.length; i++) {
-            var cookieKvp = Cookies._getKeyValuePairFromCookieString(cookiesArray[i]);
+            var cookieString = key + '=' + value;
+            cookieString += options.path ? ';path=' + options.path : '';
+            cookieString += options.domain ? ';domain=' + options.domain : '';
+            cookieString += options.expires ? ';expires=' + options.expires.toUTCString() : '';
+            cookieString += options.secure ? ';secure' : '';
 
-            if (cookieObject[cookieKvp.key] === undefined) {
-                cookieObject[cookieKvp.key] = cookieKvp.value;
+            return cookieString;
+        };
+
+        Cookies._getCacheFromString = function (documentCookie) {
+            var cookieCache = {};
+            var cookiesArray = documentCookie ? documentCookie.split('; ') : [];
+
+            for (var i = 0; i < cookiesArray.length; i++) {
+                var cookieKvp = Cookies._getKeyValuePairFromCookieString(cookiesArray[i]);
+
+                if (cookieCache[Cookies._cacheKeyPrefix + cookieKvp.key] === undefined) {
+                    cookieCache[Cookies._cacheKeyPrefix + cookieKvp.key] = cookieKvp.value;
+                }
             }
-        }
 
-        return cookieObject;
-    };
+            return cookieCache;
+        };
 
-    Cookies._getKeyValuePairFromCookieString = function (cookieString) {
-        // "=" is a valid character in a cookie value according to RFC6265, so cannot `split('=')`
-        var separatorIndex = cookieString.indexOf('=');
+        Cookies._getKeyValuePairFromCookieString = function (cookieString) {
+            // "=" is a valid character in a cookie value according to RFC6265, so cannot `split('=')`
+            var separatorIndex = cookieString.indexOf('=');
+
+            // IE omits the "=" when the cookie value is an empty string
+            separatorIndex = separatorIndex < 0 ? cookieString.length : separatorIndex;
+
+            var key = cookieString.substr(0, separatorIndex);
+            var decodedKey;
+            try {
+                decodedKey = decodeURIComponent(key);
+            } catch (e) {
+                if (console && typeof console.error === 'function') {
+                    console.error('Could not decode cookie with key "' + key + '"', e);
+                }
+            }
 
-        // IE omits the "=" when the cookie value is an empty string
-        separatorIndex = separatorIndex < 0 ? cookieString.length : separatorIndex;
+            return {
+                key: decodedKey,
+                value: cookieString.substr(separatorIndex + 1) // Defer decoding value until accessed
+            };
+        };
 
-        return {
-            key: decodeURIComponent(cookieString.substr(0, separatorIndex)),
-            value: decodeURIComponent(cookieString.substr(separatorIndex + 1))
+        Cookies._renewCache = function () {
+            Cookies._cache = Cookies._getCacheFromString(Cookies._document.cookie);
+            Cookies._cachedDocumentCookie = Cookies._document.cookie;
         };
-    };
 
-    Cookies._renewCache = function () {
-        Cookies._cache = Cookies._getCookieObjectFromString(Cookies._document.cookie);
-        Cookies._cachedDocumentCookie = Cookies._document.cookie;
-    };
+        Cookies._areEnabled = function () {
+            var testKey = 'cookies.js';
+            var areEnabled = Cookies.set(testKey, 1).get(testKey) === '1';
+            Cookies.expire(testKey);
+            return areEnabled;
+        };
 
-    Cookies._areEnabled = function () {
-        return Cookies._navigator.cookieEnabled ||
-            Cookies.set('cookies.js', 1).get('cookies.js') === '1';
-    };
+        Cookies.enabled = Cookies._areEnabled();
 
-    Cookies.enabled = Cookies._areEnabled();
+        return Cookies;
+    };
+    var cookiesExport = (global && typeof global.document === 'object') ? factory(global) : factory;
 
     // AMD support
     if (typeof define === 'function' && define.amd) {
-        define(function () { return Cookies; });
-    // CommonJS and Node.js module support.
-    } else if (typeof exports !== 'undefined') {
+        define(function () { return cookiesExport; });
+    // CommonJS/Node.js support
+    } else if (typeof exports === 'object') {
         // Support Node.js specific `module.exports` (which can be a function)
-        if (typeof module !== 'undefined' && module.exports) {
-            exports = module.exports = Cookies;
+        if (typeof module === 'object' && typeof module.exports === 'object') {
+            exports = module.exports = cookiesExport;
         }
         // But always support CommonJS module 1.1.1 spec (`exports` cannot be a function)
-        exports.Cookies = Cookies;
+        exports.Cookies = cookiesExport;
     } else {
-        window.Cookies = Cookies;
+        global.Cookies = cookiesExport;
     }
-})();
+})(typeof window === 'undefined' ? this : window);