mirror of https://github.com/gchq/CyberChef.git
1232 lines
39 KiB
JavaScript
Executable File
1232 lines
39 KiB
JavaScript
Executable File
/** @license
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========================================================================
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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: 2.9.0
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*/
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/**
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* The YAHOO object is the single global object used by YUI Library. It
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* contains utility function for setting up namespaces, inheritance, and
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* logging. YAHOO.util, YAHOO.widget, and YAHOO.example are namespaces
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* created automatically for and used by the library.
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* @module yahoo
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* @title YAHOO Global
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*/
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/**
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* YAHOO_config is not included as part of the library. Instead it is an
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* object that can be defined by the implementer immediately before
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* including the YUI library. The properties included in this object
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* will be used to configure global properties needed as soon as the
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* library begins to load.
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* @class YAHOO_config
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* @static
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*/
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/**
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* A reference to a function that will be executed every time a YAHOO module
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* is loaded. As parameter, this function will receive the version
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* information for the module. See <a href="YAHOO.env.html#getVersion">
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* YAHOO.env.getVersion</a> for the description of the version data structure.
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* @property listener
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* @type Function
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* @static
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* @default undefined
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*/
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/**
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* Set to true if the library will be dynamically loaded after window.onload.
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* Defaults to false
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* @property injecting
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* @type boolean
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* @static
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* @default undefined
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*/
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/**
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* Instructs the yuiloader component to dynamically load yui components and
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* their dependencies. See the yuiloader documentation for more information
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* about dynamic loading
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* @property load
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* @static
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* @default undefined
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* @see yuiloader
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*/
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/**
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* Forces the use of the supplied locale where applicable in the library
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* @property locale
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* @type string
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* @static
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* @default undefined
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*/
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var typeof_yahoo = typeof YAHOO;
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if (typeof_yahoo == "undefined" || !YAHOO) {
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/**
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* The YAHOO global namespace object. If YAHOO is already defined, the
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* existing YAHOO object will not be overwritten so that defined
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* namespaces are preserved.
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* @class YAHOO
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* @static
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*/
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var YAHOO = {};
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}
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/**
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* Returns the namespace specified and creates it if it doesn't exist
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* <pre>
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* YAHOO.namespace("property.package");
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* YAHOO.namespace("YAHOO.property.package");
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* </pre>
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* Either of the above would create YAHOO.property, then
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* YAHOO.property.package
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*
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* Be careful when naming packages. Reserved words may work in some browsers
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* and not others. For instance, the following will fail in Safari:
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* <pre>
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* YAHOO.namespace("really.long.nested.namespace");
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* </pre>
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* This fails because "long" is a future reserved word in ECMAScript
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*
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* For implementation code that uses YUI, do not create your components
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* in the namespaces defined by YUI (
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* <code>YAHOO.util</code>,
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* <code>YAHOO.widget</code>,
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* <code>YAHOO.lang</code>,
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* <code>YAHOO.tool</code>,
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* <code>YAHOO.example</code>,
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* <code>YAHOO.env</code>) -- create your own namespace (e.g., 'companyname').
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*
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* @method namespace
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* @static
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* @param {String*} arguments 1-n namespaces to create
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* @return {Object} A reference to the last namespace object created
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*/
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YAHOO.namespace = function() {
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var a=arguments, o=null, i, j, d;
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for (i=0; i<a.length; i=i+1) {
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d=(""+a[i]).split(".");
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o=YAHOO;
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// YAHOO is implied, so it is ignored if it is included
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for (j=(d[0] == "YAHOO") ? 1 : 0; j<d.length; j=j+1) {
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o[d[j]]=o[d[j]] || {};
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o=o[d[j]];
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}
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}
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return o;
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};
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/**
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* Uses YAHOO.widget.Logger to output a log message, if the widget is
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* available.
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* Note: LogReader adds the message, category, and source to the DOM as HTML.
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*
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* @method log
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* @static
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* @param {HTML} msg The message to log.
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* @param {HTML} cat The log category for the message. Default
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* categories are "info", "warn", "error", time".
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* Custom categories can be used as well. (opt)
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* @param {HTML} src The source of the the message (opt)
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* @return {Boolean} True if the log operation was successful.
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*/
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YAHOO.log = function(msg, cat, src) {
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var l=YAHOO.widget.Logger;
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if(l && l.log) {
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return l.log(msg, cat, src);
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} else {
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return false;
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}
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};
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/**
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* Registers a module with the YAHOO object
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* @method register
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* @static
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* @param {String} name the name of the module (event, slider, etc)
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* @param {Function} mainClass a reference to class in the module. This
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* class will be tagged with the version info
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* so that it will be possible to identify the
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* version that is in use when multiple versions
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* have loaded
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* @param {Object} data metadata object for the module. Currently it
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* is expected to contain a "version" property
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* and a "build" property at minimum.
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*/
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YAHOO.register = function(name, mainClass, data) {
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var mods = YAHOO.env.modules, m, v, b, ls, i;
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if (!mods[name]) {
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mods[name] = {
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versions:[],
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builds:[]
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};
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}
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m = mods[name];
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v = data.version;
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b = data.build;
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ls = YAHOO.env.listeners;
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m.name = name;
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m.version = v;
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m.build = b;
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m.versions.push(v);
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m.builds.push(b);
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m.mainClass = mainClass;
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// fire the module load listeners
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for (i=0;i<ls.length;i=i+1) {
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ls[i](m);
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}
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// label the main class
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if (mainClass) {
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mainClass.VERSION = v;
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mainClass.BUILD = b;
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} else {
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YAHOO.log("mainClass is undefined for module " + name, "warn");
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}
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};
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/**
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* YAHOO.env is used to keep track of what is known about the YUI library and
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* the browsing environment
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* @class YAHOO.env
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* @static
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*/
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YAHOO.env = YAHOO.env || {
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/**
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* Keeps the version info for all YUI modules that have reported themselves
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* @property modules
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* @type Object[]
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*/
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modules: [],
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/**
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* List of functions that should be executed every time a YUI module
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* reports itself.
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* @property listeners
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* @type Function[]
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*/
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listeners: []
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};
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/**
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* Returns the version data for the specified module:
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* <dl>
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* <dt>name:</dt> <dd>The name of the module</dd>
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* <dt>version:</dt> <dd>The version in use</dd>
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* <dt>build:</dt> <dd>The build number in use</dd>
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* <dt>versions:</dt> <dd>All versions that were registered</dd>
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* <dt>builds:</dt> <dd>All builds that were registered.</dd>
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* <dt>mainClass:</dt> <dd>An object that was was stamped with the
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* current version and build. If
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* mainClass.VERSION != version or mainClass.BUILD != build,
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* multiple versions of pieces of the library have been
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* loaded, potentially causing issues.</dd>
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* </dl>
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*
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* @method getVersion
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* @static
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* @param {String} name the name of the module (event, slider, etc)
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* @return {Object} The version info
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*/
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YAHOO.env.getVersion = function(name) {
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return YAHOO.env.modules[name] || null;
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};
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/**
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* Do not fork for a browser if it can be avoided. Use feature detection when
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* you can. Use the user agent as a last resort. YAHOO.env.ua stores a version
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* number for the browser engine, 0 otherwise. This value may or may not map
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* to the version number of the browser using the engine. The value is
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* presented as a float so that it can easily be used for boolean evaluation
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* as well as for looking for a particular range of versions. Because of this,
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* some of the granularity of the version info may be lost (e.g., Gecko 1.8.0.9
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* reports 1.8).
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* @class YAHOO.env.ua
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* @static
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*/
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/**
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* parses a user agent string (or looks for one in navigator to parse if
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* not supplied).
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* @method parseUA
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* @since 2.9.0
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* @static
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*/
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YAHOO.env.parseUA = function(agent) {
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var numberify = function(s) {
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var c = 0;
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return parseFloat(s.replace(/\./g, function() {
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return (c++ == 1) ? '' : '.';
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}));
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},
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nav = navigator,
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o = {
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/**
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* Internet Explorer version number or 0. Example: 6
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* @property ie
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* @type float
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* @static
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*/
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ie: 0,
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/**
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* Opera version number or 0. Example: 9.2
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* @property opera
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* @type float
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* @static
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*/
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opera: 0,
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/**
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* Gecko engine revision number. Will evaluate to 1 if Gecko
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* is detected but the revision could not be found. Other browsers
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* will be 0. Example: 1.8
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* <pre>
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* Firefox 1.0.0.4: 1.7.8 <-- Reports 1.7
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* Firefox 1.5.0.9: 1.8.0.9 <-- 1.8
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* Firefox 2.0.0.3: 1.8.1.3 <-- 1.81
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* Firefox 3.0 <-- 1.9
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* Firefox 3.5 <-- 1.91
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* </pre>
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* @property gecko
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* @type float
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* @static
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*/
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gecko: 0,
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/**
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* AppleWebKit version. KHTML browsers that are not WebKit browsers
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* will evaluate to 1, other browsers 0. Example: 418.9
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* <pre>
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* Safari 1.3.2 (312.6): 312.8.1 <-- Reports 312.8 -- currently the
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* latest available for Mac OSX 10.3.
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* Safari 2.0.2: 416 <-- hasOwnProperty introduced
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* Safari 2.0.4: 418 <-- preventDefault fixed
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* Safari 2.0.4 (419.3): 418.9.1 <-- One version of Safari may run
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* different versions of webkit
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* Safari 2.0.4 (419.3): 419 <-- Tiger installations that have been
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* updated, but not updated
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* to the latest patch.
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* Webkit 212 nightly: 522+ <-- Safari 3.0 precursor (with native
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* SVG and many major issues fixed).
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* Safari 3.0.4 (523.12) 523.12 <-- First Tiger release - automatic
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* update from 2.x via the 10.4.11 OS patch.
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* Webkit nightly 1/2008:525+ <-- Supports DOMContentLoaded event.
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* yahoo.com user agent hack removed.
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* </pre>
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* http://en.wikipedia.org/wiki/Safari_version_history
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* @property webkit
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* @type float
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* @static
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*/
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webkit: 0,
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/**
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* Chrome will be detected as webkit, but this property will also
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* be populated with the Chrome version number
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* @property chrome
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* @type float
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* @static
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*/
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chrome: 0,
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/**
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* The mobile property will be set to a string containing any relevant
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* user agent information when a modern mobile browser is detected.
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* Currently limited to Safari on the iPhone/iPod Touch, Nokia N-series
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* devices with the WebKit-based browser, and Opera Mini.
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* @property mobile
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* @type string
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* @static
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*/
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mobile: null,
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/**
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* Adobe AIR version number or 0. Only populated if webkit is detected.
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* Example: 1.0
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* @property air
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* @type float
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*/
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air: 0,
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/**
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* Detects Apple iPad's OS version
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* @property ipad
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* @type float
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* @static
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*/
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ipad: 0,
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/**
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* Detects Apple iPhone's OS version
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* @property iphone
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* @type float
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* @static
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*/
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iphone: 0,
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/**
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* Detects Apples iPod's OS version
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* @property ipod
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* @type float
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* @static
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*/
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ipod: 0,
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/**
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* General truthy check for iPad, iPhone or iPod
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* @property ios
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* @type float
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* @static
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*/
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ios: null,
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/**
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* Detects Googles Android OS version
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* @property android
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* @type float
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* @static
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*/
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android: 0,
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/**
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* Detects Palms WebOS version
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* @property webos
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* @type float
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* @static
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*/
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webos: 0,
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/**
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* Google Caja version number or 0.
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* @property caja
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* @type float
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*/
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caja: nav && nav.cajaVersion,
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/**
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* Set to true if the page appears to be in SSL
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* @property secure
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* @type boolean
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* @static
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*/
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secure: false,
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/**
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* The operating system. Currently only detecting windows or macintosh
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* @property os
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* @type string
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* @static
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*/
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os: null
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},
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ua = agent || (navigator && navigator.userAgent),
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loc = window && window.location,
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href = loc && loc.href,
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m;
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o.secure = href && (href.toLowerCase().indexOf("https") === 0);
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if (ua) {
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if ((/windows|win32/i).test(ua)) {
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o.os = 'windows';
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} else if ((/macintosh/i).test(ua)) {
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o.os = 'macintosh';
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} else if ((/rhino/i).test(ua)) {
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o.os = 'rhino';
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}
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// Modern KHTML browsers should qualify as Safari X-Grade
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if ((/KHTML/).test(ua)) {
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o.webkit = 1;
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}
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// Modern WebKit browsers are at least X-Grade
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m = ua.match(/AppleWebKit\/([^\s]*)/);
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if (m && m[1]) {
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o.webkit = numberify(m[1]);
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// Mobile browser check
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if (/ Mobile\//.test(ua)) {
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o.mobile = 'Apple'; // iPhone or iPod Touch
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m = ua.match(/OS ([^\s]*)/);
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if (m && m[1]) {
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m = numberify(m[1].replace('_', '.'));
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}
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o.ios = m;
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o.ipad = o.ipod = o.iphone = 0;
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m = ua.match(/iPad|iPod|iPhone/);
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if (m && m[0]) {
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o[m[0].toLowerCase()] = o.ios;
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}
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} else {
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m = ua.match(/NokiaN[^\/]*|Android \d\.\d|webOS\/\d\.\d/);
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if (m) {
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// Nokia N-series, Android, webOS, ex: NokiaN95
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o.mobile = m[0];
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}
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if (/webOS/.test(ua)) {
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o.mobile = 'WebOS';
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m = ua.match(/webOS\/([^\s]*);/);
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if (m && m[1]) {
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o.webos = numberify(m[1]);
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}
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}
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if (/ Android/.test(ua)) {
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o.mobile = 'Android';
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m = ua.match(/Android ([^\s]*);/);
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if (m && m[1]) {
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o.android = numberify(m[1]);
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}
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}
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}
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m = ua.match(/Chrome\/([^\s]*)/);
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if (m && m[1]) {
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o.chrome = numberify(m[1]); // Chrome
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} else {
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m = ua.match(/AdobeAIR\/([^\s]*)/);
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if (m) {
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o.air = m[0]; // Adobe AIR 1.0 or better
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}
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}
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}
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if (!o.webkit) { // not webkit
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// @todo check Opera/8.01 (J2ME/MIDP; Opera Mini/2.0.4509/1316; fi; U; ssr)
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m = ua.match(/Opera[\s\/]([^\s]*)/);
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if (m && m[1]) {
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o.opera = numberify(m[1]);
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m = ua.match(/Version\/([^\s]*)/);
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if (m && m[1]) {
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o.opera = numberify(m[1]); // opera 10+
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}
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m = ua.match(/Opera Mini[^;]*/);
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if (m) {
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o.mobile = m[0]; // ex: Opera Mini/2.0.4509/1316
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}
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} else { // not opera or webkit
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m = ua.match(/MSIE\s([^;]*)/);
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if (m && m[1]) {
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o.ie = numberify(m[1]);
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} else { // not opera, webkit, or ie
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m = ua.match(/Gecko\/([^\s]*)/);
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if (m) {
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o.gecko = 1; // Gecko detected, look for revision
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m = ua.match(/rv:([^\s\)]*)/);
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if (m && m[1]) {
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o.gecko = numberify(m[1]);
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}
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}
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}
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}
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}
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}
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return o;
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};
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|
|
YAHOO.env.ua = YAHOO.env.parseUA();
|
|
|
|
/**
|
|
* Initializes the global by creating the default namespaces and applying
|
|
* any new configuration information that is detected. This is the setup
|
|
* for env.
|
|
* @method init
|
|
* @static
|
|
* @private
|
|
*/
|
|
(function() {
|
|
YAHOO.namespace("util", "widget", "example");
|
|
/*global YAHOO_config*/
|
|
if ("undefined" !== typeof YAHOO_config) {
|
|
var l=YAHOO_config.listener, ls=YAHOO.env.listeners,unique=true, i;
|
|
if (l) {
|
|
// if YAHOO is loaded multiple times we need to check to see if
|
|
// this is a new config object. If it is, add the new component
|
|
// load listener to the stack
|
|
for (i=0; i<ls.length; i++) {
|
|
if (ls[i] == l) {
|
|
unique = false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (unique) {
|
|
ls.push(l);
|
|
}
|
|
}
|
|
}
|
|
})();
|
|
/**
|
|
* Provides the language utilites and extensions used by the library
|
|
* @class YAHOO.lang
|
|
*/
|
|
YAHOO.lang = YAHOO.lang || {};
|
|
|
|
(function() {
|
|
|
|
|
|
var L = YAHOO.lang,
|
|
|
|
OP = Object.prototype,
|
|
ARRAY_TOSTRING = '[object Array]',
|
|
FUNCTION_TOSTRING = '[object Function]',
|
|
OBJECT_TOSTRING = '[object Object]',
|
|
NOTHING = [],
|
|
|
|
HTML_CHARS = {
|
|
'&': '&',
|
|
'<': '<',
|
|
'>': '>',
|
|
'"': '"',
|
|
"'": ''',
|
|
'/': '/',
|
|
'`': '`'
|
|
},
|
|
|
|
// ADD = ["toString", "valueOf", "hasOwnProperty"],
|
|
ADD = ["toString", "valueOf"],
|
|
|
|
OB = {
|
|
|
|
/**
|
|
* Determines wheather or not the provided object is an array.
|
|
* @method isArray
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isArray: function(o) {
|
|
return OP.toString.apply(o) === ARRAY_TOSTRING;
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is a boolean
|
|
* @method isBoolean
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isBoolean: function(o) {
|
|
return typeof o === 'boolean';
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is a function.
|
|
* Note: Internet Explorer thinks certain functions are objects:
|
|
*
|
|
* var obj = document.createElement("object");
|
|
* YAHOO.lang.isFunction(obj.getAttribute) // reports false in IE
|
|
*
|
|
* var input = document.createElement("input"); // append to body
|
|
* YAHOO.lang.isFunction(input.focus) // reports false in IE
|
|
*
|
|
* You will have to implement additional tests if these functions
|
|
* matter to you.
|
|
*
|
|
* @method isFunction
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isFunction: function(o) {
|
|
return (typeof o === 'function') || OP.toString.apply(o) === FUNCTION_TOSTRING;
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is null
|
|
* @method isNull
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isNull: function(o) {
|
|
return o === null;
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is a legal number
|
|
* @method isNumber
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isNumber: function(o) {
|
|
return typeof o === 'number' && isFinite(o);
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is of type object
|
|
* or function
|
|
* @method isObject
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isObject: function(o) {
|
|
return (o && (typeof o === 'object' || L.isFunction(o))) || false;
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is a string
|
|
* @method isString
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isString: function(o) {
|
|
return typeof o === 'string';
|
|
},
|
|
|
|
/**
|
|
* Determines whether or not the provided object is undefined
|
|
* @method isUndefined
|
|
* @param {any} o The object being testing
|
|
* @return {boolean} the result
|
|
*/
|
|
isUndefined: function(o) {
|
|
return typeof o === 'undefined';
|
|
},
|
|
|
|
|
|
/**
|
|
* IE will not enumerate native functions in a derived object even if the
|
|
* function was overridden. This is a workaround for specific functions
|
|
* we care about on the Object prototype.
|
|
* @property _IEEnumFix
|
|
* @param {Function} r the object to receive the augmentation
|
|
* @param {Function} s the object that supplies the properties to augment
|
|
* @static
|
|
* @private
|
|
*/
|
|
_IEEnumFix: (YAHOO.env.ua.ie) ? function(r, s) {
|
|
var i, fname, f;
|
|
for (i=0;i<ADD.length;i=i+1) {
|
|
|
|
fname = ADD[i];
|
|
f = s[fname];
|
|
|
|
if (L.isFunction(f) && f!=OP[fname]) {
|
|
r[fname]=f;
|
|
}
|
|
}
|
|
} : function(){},
|
|
|
|
/**
|
|
* <p>
|
|
* Returns a copy of the specified string with special HTML characters
|
|
* escaped. The following characters will be converted to their
|
|
* corresponding character entities:
|
|
* <code>& < > " ' / `</code>
|
|
* </p>
|
|
*
|
|
* <p>
|
|
* This implementation is based on the
|
|
* <a href="http://www.owasp.org/index.php/XSS_(Cross_Site_Scripting)_Prevention_Cheat_Sheet">OWASP
|
|
* HTML escaping recommendations</a>. In addition to the characters
|
|
* in the OWASP recommendation, we also escape the <code>`</code>
|
|
* character, since IE interprets it as an attribute delimiter when used in
|
|
* innerHTML.
|
|
* </p>
|
|
*
|
|
* @method escapeHTML
|
|
* @param {String} html String to escape.
|
|
* @return {String} Escaped string.
|
|
* @static
|
|
* @since 2.9.0
|
|
*/
|
|
escapeHTML: function (html) {
|
|
return html.replace(/[&<>"'\/`]/g, function (match) {
|
|
return HTML_CHARS[match];
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Utility to set up the prototype, constructor and superclass properties to
|
|
* support an inheritance strategy that can chain constructors and methods.
|
|
* Static members will not be inherited.
|
|
*
|
|
* @method extend
|
|
* @static
|
|
* @param {Function} subc the object to modify
|
|
* @param {Function} superc the object to inherit
|
|
* @param {Object} overrides additional properties/methods to add to the
|
|
* subclass prototype. These will override the
|
|
* matching items obtained from the superclass
|
|
* if present.
|
|
*/
|
|
extend: function(subc, superc, overrides) {
|
|
if (!superc||!subc) {
|
|
throw new Error("extend failed, please check that " +
|
|
"all dependencies are included.");
|
|
}
|
|
var F = function() {}, i;
|
|
F.prototype=superc.prototype;
|
|
subc.prototype=new F();
|
|
subc.prototype.constructor=subc;
|
|
subc.superclass=superc.prototype;
|
|
if (superc.prototype.constructor == OP.constructor) {
|
|
superc.prototype.constructor=superc;
|
|
}
|
|
|
|
if (overrides) {
|
|
for (i in overrides) {
|
|
if (L.hasOwnProperty(overrides, i)) {
|
|
subc.prototype[i]=overrides[i];
|
|
}
|
|
}
|
|
|
|
L._IEEnumFix(subc.prototype, overrides);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Applies all properties in the supplier to the receiver if the
|
|
* receiver does not have these properties yet. Optionally, one or
|
|
* more methods/properties can be specified (as additional
|
|
* parameters). This option will overwrite the property if receiver
|
|
* has it already. If true is passed as the third parameter, all
|
|
* properties will be applied and _will_ overwrite properties in
|
|
* the receiver.
|
|
*
|
|
* @method augmentObject
|
|
* @static
|
|
* @since 2.3.0
|
|
* @param {Function} r the object to receive the augmentation
|
|
* @param {Function} s the object that supplies the properties to augment
|
|
* @param {String*|boolean} arguments zero or more properties methods
|
|
* to augment the receiver with. If none specified, everything
|
|
* in the supplier will be used unless it would
|
|
* overwrite an existing property in the receiver. If true
|
|
* is specified as the third parameter, all properties will
|
|
* be applied and will overwrite an existing property in
|
|
* the receiver
|
|
*/
|
|
augmentObject: function(r, s) {
|
|
if (!s||!r) {
|
|
throw new Error("Absorb failed, verify dependencies.");
|
|
}
|
|
var a=arguments, i, p, overrideList=a[2];
|
|
if (overrideList && overrideList!==true) { // only absorb the specified properties
|
|
for (i=2; i<a.length; i=i+1) {
|
|
r[a[i]] = s[a[i]];
|
|
}
|
|
} else { // take everything, overwriting only if the third parameter is true
|
|
for (p in s) {
|
|
if (overrideList || !(p in r)) {
|
|
r[p] = s[p];
|
|
}
|
|
}
|
|
|
|
L._IEEnumFix(r, s);
|
|
}
|
|
|
|
return r;
|
|
},
|
|
|
|
/**
|
|
* Same as YAHOO.lang.augmentObject, except it only applies prototype properties
|
|
* @see YAHOO.lang.augmentObject
|
|
* @method augmentProto
|
|
* @static
|
|
* @param {Function} r the object to receive the augmentation
|
|
* @param {Function} s the object that supplies the properties to augment
|
|
* @param {String*|boolean} arguments zero or more properties methods
|
|
* to augment the receiver with. If none specified, everything
|
|
* in the supplier will be used unless it would overwrite an existing
|
|
* property in the receiver. if true is specified as the third
|
|
* parameter, all properties will be applied and will overwrite an
|
|
* existing property in the receiver
|
|
*/
|
|
augmentProto: function(r, s) {
|
|
if (!s||!r) {
|
|
throw new Error("Augment failed, verify dependencies.");
|
|
}
|
|
//var a=[].concat(arguments);
|
|
var a=[r.prototype,s.prototype], i;
|
|
for (i=2;i<arguments.length;i=i+1) {
|
|
a.push(arguments[i]);
|
|
}
|
|
L.augmentObject.apply(this, a);
|
|
|
|
return r;
|
|
},
|
|
|
|
|
|
/**
|
|
* Returns a simple string representation of the object or array.
|
|
* Other types of objects will be returned unprocessed. Arrays
|
|
* are expected to be indexed. Use object notation for
|
|
* associative arrays.
|
|
* @method dump
|
|
* @since 2.3.0
|
|
* @param o {Object} The object to dump
|
|
* @param d {int} How deep to recurse child objects, default 3
|
|
* @return {String} the dump result
|
|
*/
|
|
dump: function(o, d) {
|
|
var i,len,s=[],OBJ="{...}",FUN="f(){...}",
|
|
COMMA=', ', ARROW=' => ';
|
|
|
|
// Cast non-objects to string
|
|
// Skip dates because the std toString is what we want
|
|
// Skip HTMLElement-like objects because trying to dump
|
|
// an element will cause an unhandled exception in FF 2.x
|
|
if (!L.isObject(o)) {
|
|
return o + "";
|
|
} else if (o instanceof Date || ("nodeType" in o && "tagName" in o)) {
|
|
return o;
|
|
} else if (L.isFunction(o)) {
|
|
return FUN;
|
|
}
|
|
|
|
// dig into child objects the depth specifed. Default 3
|
|
d = (L.isNumber(d)) ? d : 3;
|
|
|
|
// arrays [1, 2, 3]
|
|
if (L.isArray(o)) {
|
|
s.push("[");
|
|
for (i=0,len=o.length;i<len;i=i+1) {
|
|
if (L.isObject(o[i])) {
|
|
s.push((d > 0) ? L.dump(o[i], d-1) : OBJ);
|
|
} else {
|
|
s.push(o[i]);
|
|
}
|
|
s.push(COMMA);
|
|
}
|
|
if (s.length > 1) {
|
|
s.pop();
|
|
}
|
|
s.push("]");
|
|
// objects {k1 => v1, k2 => v2}
|
|
} else {
|
|
s.push("{");
|
|
for (i in o) {
|
|
if (L.hasOwnProperty(o, i)) {
|
|
s.push(i + ARROW);
|
|
if (L.isObject(o[i])) {
|
|
s.push((d > 0) ? L.dump(o[i], d-1) : OBJ);
|
|
} else {
|
|
s.push(o[i]);
|
|
}
|
|
s.push(COMMA);
|
|
}
|
|
}
|
|
if (s.length > 1) {
|
|
s.pop();
|
|
}
|
|
s.push("}");
|
|
}
|
|
|
|
return s.join("");
|
|
},
|
|
|
|
/**
|
|
* Does variable substitution on a string. It scans through the string
|
|
* looking for expressions enclosed in { } braces. If an expression
|
|
* is found, it is used a key on the object. If there is a space in
|
|
* the key, the first word is used for the key and the rest is provided
|
|
* to an optional function to be used to programatically determine the
|
|
* value (the extra information might be used for this decision). If
|
|
* the value for the key in the object, or what is returned from the
|
|
* function has a string value, number value, or object value, it is
|
|
* substituted for the bracket expression and it repeats. If this
|
|
* value is an object, it uses the Object's toString() if this has
|
|
* been overridden, otherwise it does a shallow dump of the key/value
|
|
* pairs.
|
|
*
|
|
* By specifying the recurse option, the string is rescanned after
|
|
* every replacement, allowing for nested template substitutions.
|
|
* The side effect of this option is that curly braces in the
|
|
* replacement content must be encoded.
|
|
*
|
|
* @method substitute
|
|
* @since 2.3.0
|
|
* @param s {String} The string that will be modified.
|
|
* @param o {Object} An object containing the replacement values
|
|
* @param f {Function} An optional function that can be used to
|
|
* process each match. It receives the key,
|
|
* value, and any extra metadata included with
|
|
* the key inside of the braces.
|
|
* @param recurse {boolean} default true - if not false, the replaced
|
|
* string will be rescanned so that nested substitutions are possible.
|
|
* @return {String} the substituted string
|
|
*/
|
|
substitute: function (s, o, f, recurse) {
|
|
var i, j, k, key, v, meta, saved=[], token, lidx=s.length,
|
|
DUMP='dump', SPACE=' ', LBRACE='{', RBRACE='}',
|
|
dump, objstr;
|
|
|
|
for (;;) {
|
|
i = s.lastIndexOf(LBRACE, lidx);
|
|
if (i < 0) {
|
|
break;
|
|
}
|
|
j = s.indexOf(RBRACE, i);
|
|
if (i + 1 > j) {
|
|
break;
|
|
}
|
|
|
|
//Extract key and meta info
|
|
token = s.substring(i + 1, j);
|
|
key = token;
|
|
meta = null;
|
|
k = key.indexOf(SPACE);
|
|
if (k > -1) {
|
|
meta = key.substring(k + 1);
|
|
key = key.substring(0, k);
|
|
}
|
|
|
|
// lookup the value
|
|
v = o[key];
|
|
|
|
// if a substitution function was provided, execute it
|
|
if (f) {
|
|
v = f(key, v, meta);
|
|
}
|
|
|
|
if (L.isObject(v)) {
|
|
if (L.isArray(v)) {
|
|
v = L.dump(v, parseInt(meta, 10));
|
|
} else {
|
|
meta = meta || "";
|
|
|
|
// look for the keyword 'dump', if found force obj dump
|
|
dump = meta.indexOf(DUMP);
|
|
if (dump > -1) {
|
|
meta = meta.substring(4);
|
|
}
|
|
|
|
objstr = v.toString();
|
|
|
|
// use the toString if it is not the Object toString
|
|
// and the 'dump' meta info was not found
|
|
if (objstr === OBJECT_TOSTRING || dump > -1) {
|
|
v = L.dump(v, parseInt(meta, 10));
|
|
} else {
|
|
v = objstr;
|
|
}
|
|
}
|
|
} else if (!L.isString(v) && !L.isNumber(v)) {
|
|
// This {block} has no replace string. Save it for later.
|
|
v = "~-" + saved.length + "-~";
|
|
saved[saved.length] = token;
|
|
|
|
// break;
|
|
}
|
|
|
|
s = s.substring(0, i) + v + s.substring(j + 1);
|
|
|
|
if (recurse === false) {
|
|
lidx = i-1;
|
|
}
|
|
|
|
}
|
|
|
|
// restore saved {block}s
|
|
for (i=saved.length-1; i>=0; i=i-1) {
|
|
s = s.replace(new RegExp("~-" + i + "-~"), "{" + saved[i] + "}", "g");
|
|
}
|
|
|
|
return s;
|
|
},
|
|
|
|
|
|
/**
|
|
* Returns a string without any leading or trailing whitespace. If
|
|
* the input is not a string, the input will be returned untouched.
|
|
* @method trim
|
|
* @since 2.3.0
|
|
* @param s {string} the string to trim
|
|
* @return {string} the trimmed string
|
|
*/
|
|
trim: function(s){
|
|
try {
|
|
return s.replace(/^\s+|\s+$/g, "");
|
|
} catch(e) {
|
|
return s;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Returns a new object containing all of the properties of
|
|
* all the supplied objects. The properties from later objects
|
|
* will overwrite those in earlier objects.
|
|
* @method merge
|
|
* @since 2.3.0
|
|
* @param arguments {Object*} the objects to merge
|
|
* @return the new merged object
|
|
*/
|
|
merge: function() {
|
|
var o={}, a=arguments, l=a.length, i;
|
|
for (i=0; i<l; i=i+1) {
|
|
L.augmentObject(o, a[i], true);
|
|
}
|
|
return o;
|
|
},
|
|
|
|
/**
|
|
* Executes the supplied function in the context of the supplied
|
|
* object 'when' milliseconds later. Executes the function a
|
|
* single time unless periodic is set to true.
|
|
* @method later
|
|
* @since 2.4.0
|
|
* @param when {int} the number of milliseconds to wait until the fn
|
|
* is executed
|
|
* @param o the context object
|
|
* @param fn {Function|String} the function to execute or the name of
|
|
* the method in the 'o' object to execute
|
|
* @param data [Array] data that is provided to the function. This accepts
|
|
* either a single item or an array. If an array is provided, the
|
|
* function is executed with one parameter for each array item. If
|
|
* you need to pass a single array parameter, it needs to be wrapped in
|
|
* an array [myarray]
|
|
* @param periodic {boolean} if true, executes continuously at supplied
|
|
* interval until canceled
|
|
* @return a timer object. Call the cancel() method on this object to
|
|
* stop the timer.
|
|
*/
|
|
later: function(when, o, fn, data, periodic) {
|
|
when = when || 0;
|
|
o = o || {};
|
|
var m=fn, d=data, f, r;
|
|
|
|
if (L.isString(fn)) {
|
|
m = o[fn];
|
|
}
|
|
|
|
if (!m) {
|
|
throw new TypeError("method undefined");
|
|
}
|
|
|
|
if (!L.isUndefined(data) && !L.isArray(d)) {
|
|
d = [data];
|
|
}
|
|
|
|
f = function() {
|
|
m.apply(o, d || NOTHING);
|
|
};
|
|
|
|
r = (periodic) ? setInterval(f, when) : setTimeout(f, when);
|
|
|
|
return {
|
|
interval: periodic,
|
|
cancel: function() {
|
|
if (this.interval) {
|
|
clearInterval(r);
|
|
} else {
|
|
clearTimeout(r);
|
|
}
|
|
}
|
|
};
|
|
},
|
|
|
|
/**
|
|
* A convenience method for detecting a legitimate non-null value.
|
|
* Returns false for null/undefined/NaN, true for other values,
|
|
* including 0/false/''
|
|
* @method isValue
|
|
* @since 2.3.0
|
|
* @param o {any} the item to test
|
|
* @return {boolean} true if it is not null/undefined/NaN || false
|
|
*/
|
|
isValue: function(o) {
|
|
// return (o || o === false || o === 0 || o === ''); // Infinity fails
|
|
return (L.isObject(o) || L.isString(o) || L.isNumber(o) || L.isBoolean(o));
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* Determines whether or not the property was added
|
|
* to the object instance. Returns false if the property is not present
|
|
* in the object, or was inherited from the prototype.
|
|
* This abstraction is provided to enable hasOwnProperty for Safari 1.3.x.
|
|
* There is a discrepancy between YAHOO.lang.hasOwnProperty and
|
|
* Object.prototype.hasOwnProperty when the property is a primitive added to
|
|
* both the instance AND prototype with the same value:
|
|
* <pre>
|
|
* var A = function() {};
|
|
* A.prototype.foo = 'foo';
|
|
* var a = new A();
|
|
* a.foo = 'foo';
|
|
* alert(a.hasOwnProperty('foo')); // true
|
|
* alert(YAHOO.lang.hasOwnProperty(a, 'foo')); // false when using fallback
|
|
* </pre>
|
|
* @method hasOwnProperty
|
|
* @param {any} o The object being testing
|
|
* @param prop {string} the name of the property to test
|
|
* @return {boolean} the result
|
|
*/
|
|
L.hasOwnProperty = (OP.hasOwnProperty) ?
|
|
function(o, prop) {
|
|
return o && o.hasOwnProperty && o.hasOwnProperty(prop);
|
|
} : function(o, prop) {
|
|
return !L.isUndefined(o[prop]) &&
|
|
o.constructor.prototype[prop] !== o[prop];
|
|
};
|
|
|
|
// new lang wins
|
|
OB.augmentObject(L, OB, true);
|
|
|
|
/**
|
|
* An alias for <a href="YAHOO.lang.html">YAHOO.lang</a>
|
|
* @class YAHOO.util.Lang
|
|
*/
|
|
YAHOO.util.Lang = L;
|
|
|
|
/**
|
|
* Same as YAHOO.lang.augmentObject, except it only applies prototype
|
|
* properties. This is an alias for augmentProto.
|
|
* @see YAHOO.lang.augmentObject
|
|
* @method augment
|
|
* @static
|
|
* @param {Function} r the object to receive the augmentation
|
|
* @param {Function} s the object that supplies the properties to augment
|
|
* @param {String*|boolean} arguments zero or more properties methods to
|
|
* augment the receiver with. If none specified, everything
|
|
* in the supplier will be used unless it would
|
|
* overwrite an existing property in the receiver. if true
|
|
* is specified as the third parameter, all properties will
|
|
* be applied and will overwrite an existing property in
|
|
* the receiver
|
|
*/
|
|
L.augment = L.augmentProto;
|
|
|
|
/**
|
|
* An alias for <a href="YAHOO.lang.html#augment">YAHOO.lang.augment</a>
|
|
* @for YAHOO
|
|
* @method augment
|
|
* @static
|
|
* @param {Function} r the object to receive the augmentation
|
|
* @param {Function} s the object that supplies the properties to augment
|
|
* @param {String*} arguments zero or more properties methods to
|
|
* augment the receiver with. If none specified, everything
|
|
* in the supplier will be used unless it would
|
|
* overwrite an existing property in the receiver
|
|
*/
|
|
YAHOO.augment = L.augmentProto;
|
|
|
|
/**
|
|
* An alias for <a href="YAHOO.lang.html#extend">YAHOO.lang.extend</a>
|
|
* @method extend
|
|
* @static
|
|
* @param {Function} subc the object to modify
|
|
* @param {Function} superc the object to inherit
|
|
* @param {Object} overrides additional properties/methods to add to the
|
|
* subclass prototype. These will override the
|
|
* matching items obtained from the superclass if present.
|
|
*/
|
|
YAHOO.extend = L.extend;
|
|
|
|
})();
|
|
YAHOO.register("yahoo", YAHOO, {version: "2.9.0", build: "2800"});
|