mirror of
https://github.com/salesagility/SuiteCRM.git
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483 lines
17 KiB
JavaScript
Executable File
483 lines
17 KiB
JavaScript
Executable File
/*
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Copyright (c) 2011, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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http://developer.yahoo.com/yui/license.html
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version: 2.9.1
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*/
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/**
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* Utilities for cookie management
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* @namespace YAHOO.util
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* @module cookie
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*/
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YAHOO.namespace("util");
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/**
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* Cookie utility.
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* @class Cookie
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* @static
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*/
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YAHOO.util.Cookie = {
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//-------------------------------------------------------------------------
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// Private Methods
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//-------------------------------------------------------------------------
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/**
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* Creates a cookie string that can be assigned into document.cookie.
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* @param {String} name The name of the cookie.
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* @param {String} value The value of the cookie.
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* @param {Boolean} encodeValue True to encode the value, false to leave as-is.
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* @param {Object} options (Optional) Options for the cookie.
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* @return {String} The formatted cookie string.
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* @method _createCookieString
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* @private
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* @static
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*/
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_createCookieString : function (name /*:String*/, value /*:Variant*/, encodeValue /*:Boolean*/, options /*:Object*/) /*:String*/ {
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//shortcut
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var lang = YAHOO.lang,
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text = encodeURIComponent(name) + "=" + (encodeValue ? encodeURIComponent(value) : value);
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if (lang.isObject(options)){
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//expiration date
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if (options.expires instanceof Date){
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text += "; expires=" + options.expires.toUTCString();
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}
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//path
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if (lang.isString(options.path) && options.path !== ""){
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text += "; path=" + options.path;
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}
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//domain
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if (lang.isString(options.domain) && options.domain !== ""){
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text += "; domain=" + options.domain;
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}
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//secure
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if (options.secure === true){
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text += "; secure";
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}
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}
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return text;
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},
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/**
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* Formats a cookie value for an object containing multiple values.
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* @param {Object} hash An object of key-value pairs to create a string for.
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* @return {String} A string suitable for use as a cookie value.
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* @method _createCookieHashString
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* @private
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* @static
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*/
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_createCookieHashString : function (hash /*:Object*/) /*:String*/ {
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//shortcuts
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var lang = YAHOO.lang;
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if (!lang.isObject(hash)){
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throw new TypeError("Cookie._createCookieHashString(): Argument must be an object.");
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}
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var text /*:Array*/ = [];
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for (var key in hash){
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if (lang.hasOwnProperty(hash, key) && !lang.isFunction(hash[key]) && !lang.isUndefined(hash[key])){
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text.push(encodeURIComponent(key) + "=" + encodeURIComponent(String(hash[key])));
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}
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}
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return text.join("&");
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},
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/**
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* Parses a cookie hash string into an object.
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* @param {String} text The cookie hash string to parse. The string should already be URL-decoded.
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* @return {Object} An object containing entries for each cookie value.
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* @method _parseCookieHash
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* @private
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* @static
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*/
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_parseCookieHash : function (text /*:String*/) /*:Object*/ {
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var hashParts /*:Array*/ = text.split("&"),
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hashPart /*:Array*/ = null,
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hash /*:Object*/ = {};
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if (text.length > 0){
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for (var i=0, len=hashParts.length; i < len; i++){
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hashPart = hashParts[i].split("=");
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hash[decodeURIComponent(hashPart[0])] = decodeURIComponent(hashPart[1]);
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}
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}
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return hash;
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},
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/**
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* Parses a cookie string into an object representing all accessible cookies.
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* @param {String} text The cookie string to parse.
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* @param {Boolean} decode (Optional) Indicates if the cookie values should be decoded or not. Default is true.
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* @return {Object} An object containing entries for each accessible cookie.
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* @method _parseCookieString
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* @private
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* @static
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*/
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_parseCookieString : function (text /*:String*/, decode /*:Boolean*/) /*:Object*/ {
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var cookies /*:Object*/ = {};
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if (YAHOO.lang.isString(text) && text.length > 0) {
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var decodeValue = (decode === false ? function(s){return s;} : decodeURIComponent);
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//if (/[^=]+=[^=;]?(?:; [^=]+=[^=]?)?/.test(text)){
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var cookieParts /*:Array*/ = text.split(/;\s/g),
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cookieName /*:String*/ = null,
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cookieValue /*:String*/ = null,
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cookieNameValue /*:Array*/ = null;
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for (var i=0, len=cookieParts.length; i < len; i++){
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//check for normally-formatted cookie (name-value)
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cookieNameValue = cookieParts[i].match(/([^=]+)=/i);
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if (cookieNameValue instanceof Array){
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try {
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cookieName = decodeURIComponent(cookieNameValue[1]);
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cookieValue = decodeValue(cookieParts[i].substring(cookieNameValue[1].length+1));
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} catch (ex){
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//ignore the entire cookie - encoding is likely invalid
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}
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} else {
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//means the cookie does not have an "=", so treat it as a boolean flag
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cookieName = decodeURIComponent(cookieParts[i]);
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cookieValue = "";
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}
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cookies[cookieName] = cookieValue;
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}
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//}
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}
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return cookies;
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},
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//-------------------------------------------------------------------------
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// Public Methods
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//-------------------------------------------------------------------------
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/**
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* Determines if the cookie with the given name exists. This is useful for
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* Boolean cookies (those that do not follow the name=value convention).
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* @param {String} name The name of the cookie to check.
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* @return {Boolean} True if the cookie exists, false if not.
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* @method exists
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* @static
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*/
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exists: function(name) {
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if (!YAHOO.lang.isString(name) || name === ""){
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throw new TypeError("Cookie.exists(): Cookie name must be a non-empty string.");
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}
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var cookies /*:Object*/ = this._parseCookieString(document.cookie, true);
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return cookies.hasOwnProperty(name);
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},
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/**
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* Returns the cookie value for the given name.
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* @param {String} name The name of the cookie to retrieve.
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* @param {Object|Function} options (Optional) An object containing one or more
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* cookie options: raw (true/false) and converter (a function).
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* The converter function is run on the value before returning it. The
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* function is not used if the cookie doesn't exist. The function can be
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* passed instead of the options object for backwards compatibility.
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* @return {Variant} If no converter is specified, returns a string or null if
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* the cookie doesn't exist. If the converter is specified, returns the value
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* returned from the converter or null if the cookie doesn't exist.
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* @method get
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* @static
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*/
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get : function (name /*:String*/, options /*:Variant*/) /*:Variant*/{
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var lang = YAHOO.lang,
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converter;
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if (lang.isFunction(options)) {
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converter = options;
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options = {};
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} else if (lang.isObject(options)) {
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converter = options.converter;
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} else {
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options = {};
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}
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var cookies /*:Object*/ = this._parseCookieString(document.cookie, !options.raw);
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if (!lang.isString(name) || name === ""){
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throw new TypeError("Cookie.get(): Cookie name must be a non-empty string.");
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}
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if (lang.isUndefined(cookies[name])) {
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return null;
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}
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if (!lang.isFunction(converter)){
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return cookies[name];
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} else {
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return converter(cookies[name]);
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}
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},
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/**
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* Returns the value of a subcookie.
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* @param {String} name The name of the cookie to retrieve.
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* @param {String} subName The name of the subcookie to retrieve.
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* @param {Function} converter (Optional) A function to run on the value before returning
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* it. The function is not used if the cookie doesn't exist.
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* @return {Variant} If the cookie doesn't exist, null is returned. If the subcookie
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* doesn't exist, null if also returned. If no converter is specified and the
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* subcookie exists, a string is returned. If a converter is specified and the
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* subcookie exists, the value returned from the converter is returned.
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* @method getSub
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* @static
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*/
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getSub : function (name, subName, converter) {
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var lang = YAHOO.lang,
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hash = this.getSubs(name);
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if (hash !== null) {
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if (!lang.isString(subName) || subName === ""){
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throw new TypeError("Cookie.getSub(): Subcookie name must be a non-empty string.");
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}
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if (lang.isUndefined(hash[subName])){
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return null;
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}
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if (!lang.isFunction(converter)){
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return hash[subName];
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} else {
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return converter(hash[subName]);
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}
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} else {
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return null;
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}
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},
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/**
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* Returns an object containing name-value pairs stored in the cookie with the given name.
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* @param {String} name The name of the cookie to retrieve.
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* @return {Object} An object of name-value pairs if the cookie with the given name
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* exists, null if it does not.
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* @method getSubs
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* @static
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*/
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getSubs : function (name /*:String*/) /*:Object*/ {
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var isString = YAHOO.lang.isString;
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//check cookie name
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if (!isString(name) || name === ""){
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throw new TypeError("Cookie.getSubs(): Cookie name must be a non-empty string.");
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}
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var cookies = this._parseCookieString(document.cookie, false);
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if (isString(cookies[name])){
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return this._parseCookieHash(cookies[name]);
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}
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return null;
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},
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/**
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* Removes a cookie from the machine by setting its expiration date to
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* sometime in the past.
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* @param {String} name The name of the cookie to remove.
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* @param {Object} options (Optional) An object containing one or more
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* cookie options: path (a string), domain (a string),
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* and secure (true/false). The expires option will be overwritten
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* by the method.
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* @return {String} The created cookie string.
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* @method remove
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* @static
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*/
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remove : function (name /*:String*/, options /*:Object*/) /*:String*/ {
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//check cookie name
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if (!YAHOO.lang.isString(name) || name === ""){
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throw new TypeError("Cookie.remove(): Cookie name must be a non-empty string.");
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}
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//set options - clone options so the original isn't affected
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options = YAHOO.lang.merge(options || {}, {
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expires: new Date(0)
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});
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//set cookie
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return this.set(name, "", options);
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},
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/**
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* Removes a subcookie with a given name. Removing the last subcookie
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* won't remove the entire cookie unless options.removeIfEmpty is true.
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* @param {String} name The name of the cookie in which the subcookie exists.
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* @param {String} subName The name of the subcookie to remove.
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* @param {Object} options (Optional) An object containing one or more
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* cookie options: path (a string), domain (a string), expires (a Date object),
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* removeIfEmpty (true/false), and secure (true/false). This must be the same
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* settings as the original subcookie.
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* @return {String} The created cookie string.
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* @method removeSub
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* @static
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*/
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removeSub : function(name /*:String*/, subName /*:String*/, options /*:Object*/) /*:String*/ {
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var lang = YAHOO.lang;
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options = options || {};
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//check cookie name
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if (!lang.isString(name) || name === ""){
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throw new TypeError("Cookie.removeSub(): Cookie name must be a non-empty string.");
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}
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//check subcookie name
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if (!lang.isString(subName) || subName === ""){
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throw new TypeError("Cookie.removeSub(): Subcookie name must be a non-empty string.");
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}
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//get all subcookies for this cookie
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var subs = this.getSubs(name);
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//delete the indicated subcookie
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if (lang.isObject(subs) && lang.hasOwnProperty(subs, subName)){
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delete subs[subName];
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if (!options.removeIfEmpty) {
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//reset the cookie
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return this.setSubs(name, subs, options);
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} else {
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//reset the cookie if there are subcookies left, else remove
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for (var key in subs){
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if (lang.hasOwnProperty(subs, key) && !lang.isFunction(subs[key]) && !lang.isUndefined(subs[key])){
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return this.setSubs(name, subs, options);
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}
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}
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return this.remove(name, options);
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}
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} else {
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return "";
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}
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},
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/**
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* Sets a cookie with a given name and value.
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* @param {String} name The name of the cookie to set.
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* @param {Variant} value The value to set for the cookie.
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* @param {Object} options (Optional) An object containing one or more
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* cookie options: path (a string), domain (a string), expires (a Date object),
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* raw (true/false), and secure (true/false).
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* @return {String} The created cookie string.
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* @method set
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* @static
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*/
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set : function (name /*:String*/, value /*:Variant*/, options /*:Object*/) /*:String*/ {
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var lang = YAHOO.lang;
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options = options || {};
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if (!lang.isString(name)){
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throw new TypeError("Cookie.set(): Cookie name must be a string.");
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}
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if (lang.isUndefined(value)){
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throw new TypeError("Cookie.set(): Value cannot be undefined.");
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}
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var text /*:String*/ = this._createCookieString(name, value, !options.raw, options);
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document.cookie = text;
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return text;
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},
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/**
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* Sets a sub cookie with a given name to a particular value.
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* @param {String} name The name of the cookie to set.
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* @param {String} subName The name of the subcookie to set.
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* @param {Variant} value The value to set.
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* @param {Object} options (Optional) An object containing one or more
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* cookie options: path (a string), domain (a string), expires (a Date object),
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* and secure (true/false).
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* @return {String} The created cookie string.
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* @method setSub
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* @static
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*/
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setSub : function (name /*:String*/, subName /*:String*/, value /*:Variant*/, options /*:Object*/) /*:String*/ {
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var lang = YAHOO.lang;
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if (!lang.isString(name) || name === ""){
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throw new TypeError("Cookie.setSub(): Cookie name must be a non-empty string.");
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}
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if (!lang.isString(subName) || subName === ""){
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throw new TypeError("Cookie.setSub(): Subcookie name must be a non-empty string.");
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}
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if (lang.isUndefined(value)){
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throw new TypeError("Cookie.setSub(): Subcookie value cannot be undefined.");
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}
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var hash /*:Object*/ = this.getSubs(name);
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if (!lang.isObject(hash)){
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hash = {};
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}
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hash[subName] = value;
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return this.setSubs(name, hash, options);
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},
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/**
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* Sets a cookie with a given name to contain a hash of name-value pairs.
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* @param {String} name The name of the cookie to set.
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* @param {Object} value An object containing name-value pairs.
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* @param {Object} options (Optional) An object containing one or more
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* cookie options: path (a string), domain (a string), expires (a Date object),
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* and secure (true/false).
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* @return {String} The created cookie string.
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* @method setSubs
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* @static
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*/
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setSubs : function (name /*:String*/, value /*:Object*/, options /*:Object*/) /*:String*/ {
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var lang = YAHOO.lang;
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if (!lang.isString(name)){
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throw new TypeError("Cookie.setSubs(): Cookie name must be a string.");
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}
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if (!lang.isObject(value)){
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throw new TypeError("Cookie.setSubs(): Cookie value must be an object.");
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}
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var text /*:String*/ = this._createCookieString(name, this._createCookieHashString(value), false, options);
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document.cookie = text;
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return text;
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}
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};
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YAHOO.register("cookie", YAHOO.util.Cookie, {version: "2.9.1", build: "2800"});
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