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/*
Copyright (c) 2010, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.com/yui/license.html
version: 2.8.2r1
*/
/**
* The YAHOO object is the single global object used by YUI Library. It
* contains utility function for setting up namespaces, inheritance, and
* logging. YAHOO.util, YAHOO.widget, and YAHOO.example are namespaces
* created automatically for and used by the library.
* @module yahoo
* @title YAHOO Global
*/
/**
* YAHOO_config is not included as part of the library. Instead it is an
* object that can be defined by the implementer immediately before
* including the YUI library. The properties included in this object
* will be used to configure global properties needed as soon as the
* library begins to load.
* @class YAHOO_config
* @static
*/
/**
* A reference to a function that will be executed every time a YAHOO module
* is loaded. As parameter, this function will receive the version
* information for the module. See
* YAHOO.env.getVersion for the description of the version data structure.
* @property listener
* @type Function
* @static
* @default undefined
*/
/**
* Set to true if the library will be dynamically loaded after window.onload.
* Defaults to false
* @property injecting
* @type boolean
* @static
* @default undefined
*/
/**
* Instructs the yuiloader component to dynamically load yui components and
* their dependencies. See the yuiloader documentation for more information
* about dynamic loading
* @property load
* @static
* @default undefined
* @see yuiloader
*/
/**
* Forces the use of the supplied locale where applicable in the library
* @property locale
* @type string
* @static
* @default undefined
*/
if (typeof YAHOO == "undefined" || !YAHOO) {
/**
* The YAHOO global namespace object. If YAHOO is already defined, the
* existing YAHOO object will not be overwritten so that defined
* namespaces are preserved.
* @class YAHOO
* @static
*/
var YAHOO = {};
}
/**
* Returns the namespace specified and creates it if it doesn't exist
*
* Either of the above would create YAHOO.property, then
* YAHOO.property.package
*
* Be careful when naming packages. Reserved words may work in some browsers
* and not others. For instance, the following will fail in Safari:
*
* This fails because "long" is a future reserved word in ECMAScript
*
* For implementation code that uses YUI, do not create your components
* in the namespaces defined by YUI (
* YAHOO.util,
* YAHOO.widget,
* YAHOO.lang,
* YAHOO.tool,
* YAHOO.example,
* YAHOO.env) -- create your own namespace (e.g., 'companyname').
*
* @method namespace
* @static
* @param {String*} arguments 1-n namespaces to create
* @return {Object} A reference to the last namespace object created
*/
YAHOO.namespace = function() {
var a=arguments, o=null, i, j, d;
for (i=0; i
*
name:
The name of the module
*
version:
The version in use
*
build:
The build number in use
*
versions:
All versions that were registered
*
builds:
All builds that were registered.
*
mainClass:
An object that was was stamped with the
* current version and build. If
* mainClass.VERSION != version or mainClass.BUILD != build,
* multiple versions of pieces of the library have been
* loaded, potentially causing issues.
*
*
* @method getVersion
* @static
* @param {String} name the name of the module (event, slider, etc)
* @return {Object} The version info
*/
YAHOO.env.getVersion = function(name) {
return YAHOO.env.modules[name] || null;
};
/**
* Do not fork for a browser if it can be avoided. Use feature detection when
* you can. Use the user agent as a last resort. YAHOO.env.ua stores a version
* number for the browser engine, 0 otherwise. This value may or may not map
* to the version number of the browser using the engine. The value is
* presented as a float so that it can easily be used for boolean evaluation
* as well as for looking for a particular range of versions. Because of this,
* some of the granularity of the version info may be lost (e.g., Gecko 1.8.0.9
* reports 1.8).
* @class YAHOO.env.ua
* @static
*/
YAHOO.env.ua = function() {
var numberfy = function(s) {
var c = 0;
return parseFloat(s.replace(/\./g, function() {
return (c++ == 1) ? '' : '.';
}));
},
nav = navigator,
o = {
/**
* Internet Explorer version number or 0. Example: 6
* @property ie
* @type float
*/
ie: 0,
/**
* Opera version number or 0. Example: 9.2
* @property opera
* @type float
*/
opera: 0,
/**
* Gecko engine revision number. Will evaluate to 1 if Gecko
* is detected but the revision could not be found. Other browsers
* will be 0. Example: 1.8
*
* @property gecko
* @type float
*/
gecko: 0,
/**
* AppleWebKit version. KHTML browsers that are not WebKit browsers
* will evaluate to 1, other browsers 0. Example: 418.9.1
*
* Safari 1.3.2 (312.6): 312.8.1 <-- Reports 312.8 -- currently the
* latest available for Mac OSX 10.3.
* Safari 2.0.2: 416 <-- hasOwnProperty introduced
* Safari 2.0.4: 418 <-- preventDefault fixed
* Safari 2.0.4 (419.3): 418.9.1 <-- One version of Safari may run
* different versions of webkit
* Safari 2.0.4 (419.3): 419 <-- Tiger installations that have been
* updated, but not updated
* to the latest patch.
* Webkit 212 nightly: 522+ <-- Safari 3.0 precursor (with native SVG
* and many major issues fixed).
* 3.x yahoo.com, flickr:422 <-- Safari 3.x hacks the user agent
* string when hitting yahoo.com and
* flickr.com.
* Safari 3.0.4 (523.12):523.12 <-- First Tiger release - automatic update
* from 2.x via the 10.4.11 OS patch
* Webkit nightly 1/2008:525+ <-- Supports DOMContentLoaded event.
* yahoo.com user agent hack removed.
*
*
* http://developer.apple.com/internet/safari/uamatrix.html
* @property webkit
* @type float
*/
webkit: 0,
/**
* The mobile property will be set to a string containing any relevant
* user agent information when a modern mobile browser is detected.
* Currently limited to Safari on the iPhone/iPod Touch, Nokia N-series
* devices with the WebKit-based browser, and Opera Mini.
* @property mobile
* @type string
*/
mobile: null,
/**
* Adobe AIR version number or 0. Only populated if webkit is detected.
* Example: 1.0
* @property air
* @type float
*/
air: 0,
/**
* Google Caja version number or 0.
* @property caja
* @type float
*/
caja: nav.cajaVersion,
/**
* Set to true if the page appears to be in SSL
* @property secure
* @type boolean
* @static
*/
secure: false,
/**
* The operating system. Currently only detecting windows or macintosh
* @property os
* @type string
* @static
*/
os: null
},
ua = navigator && navigator.userAgent,
loc = window && window.location,
href = loc && loc.href,
m;
o.secure = href && (href.toLowerCase().indexOf("https") === 0);
if (ua) {
if ((/windows|win32/i).test(ua)) {
o.os = 'windows';
} else if ((/macintosh/i).test(ua)) {
o.os = 'macintosh';
}
// Modern KHTML browsers should qualify as Safari X-Grade
if ((/KHTML/).test(ua)) {
o.webkit=1;
}
// Modern WebKit browsers are at least X-Grade
m=ua.match(/AppleWebKit\/([^\s]*)/);
if (m&&m[1]) {
o.webkit=numberfy(m[1]);
// Mobile browser check
if (/ Mobile\//.test(ua)) {
o.mobile = "Apple"; // iPhone or iPod Touch
} else {
m=ua.match(/NokiaN[^\/]*/);
if (m) {
o.mobile = m[0]; // Nokia N-series, ex: NokiaN95
}
}
m=ua.match(/AdobeAIR\/([^\s]*)/);
if (m) {
o.air = m[0]; // Adobe AIR 1.0 or better
}
}
if (!o.webkit) { // not webkit
// @todo check Opera/8.01 (J2ME/MIDP; Opera Mini/2.0.4509/1316; fi; U; ssr)
m=ua.match(/Opera[\s\/]([^\s]*)/);
if (m&&m[1]) {
o.opera=numberfy(m[1]);
m=ua.match(/Opera Mini[^;]*/);
if (m) {
o.mobile = m[0]; // ex: Opera Mini/2.0.4509/1316
}
} else { // not opera or webkit
m=ua.match(/MSIE\s([^;]*)/);
if (m&&m[1]) {
o.ie=numberfy(m[1]);
} else { // not opera, webkit, or ie
m=ua.match(/Gecko\/([^\s]*)/);
if (m) {
o.gecko=1; // Gecko detected, look for revision
m=ua.match(/rv:([^\s\)]*)/);
if (m&&m[1]) {
o.gecko=numberfy(m[1]);
}
}
}
}
}
}
return o;
}();
/*
* 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 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.
* @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.
* @return {String} the substituted string
*/
substitute: function (s, o, f) {
var i, j, k, key, v, meta, saved=[], token,
DUMP='dump', SPACE=' ', LBRACE='{', RBRACE='}',
dump, objstr;
for (;;) {
i = s.lastIndexOf(LBRACE);
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);
}
// 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
* 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
*
* @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(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 YAHOO.lang
* @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 YAHOO.lang.augment
* @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 YAHOO.lang.extend
* @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: "2.8.2r1", build: "7"});
