+/*
+Copyright (c) 2009, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 2.7.0
+*/
+/**
+ * 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 <a href="YAHOO.env.html#getVersion">
+ * YAHOO.env.getVersion</a> 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
+ * <pre>
+ * YAHOO.namespace("property.package");
+ * YAHOO.namespace("YAHOO.property.package");
+ * </pre>
+ * 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:
+ * <pre>
+ * YAHOO.namespace("really.long.nested.namespace");
+ * </pre>
+ * 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 created by the library. defined by YUI -- create
+ * your own (YAHOO.util, YAHOO.widget, YAHOO.lang, YAHOO.env)
+ *
+ * @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<a.length; i=i+1) {
+ d=(""+a[i]).split(".");
+ o=YAHOO;
+
+ // YAHOO is implied, so it is ignored if it is included
+ for (j=(d[0] == "YAHOO") ? 1 : 0; j<d.length; j=j+1) {
+ o[d[j]]=o[d[j]] || {};
+ o=o[d[j]];
+ }
+ }
+
+ return o;
+};
+
+/**
+ * Uses YAHOO.widget.Logger to output a log message, if the widget is
+ * available.
+ *
+ * @method log
+ * @static
+ * @param {String} msg The message to log.
+ * @param {String} cat The log category for the message. Default
+ * categories are "info", "warn", "error", time".
+ * Custom categories can be used as well. (opt)
+ * @param {String} src The source of the the message (opt)
+ * @return {Boolean} True if the log operation was successful.
+ */
+YAHOO.log = function(msg, cat, src) {
+ var l=YAHOO.widget.Logger;
+ if(l && l.log) {
+ return l.log(msg, cat, src);
+ } else {
+ return false;
+ }
+};
+
+/**
+ * Registers a module with the YAHOO object
+ * @method register
+ * @static
+ * @param {String} name the name of the module (event, slider, etc)
+ * @param {Function} mainClass a reference to class in the module. This
+ * class will be tagged with the version info
+ * so that it will be possible to identify the
+ * version that is in use when multiple versions
+ * have loaded
+ * @param {Object} data metadata object for the module. Currently it
+ * is expected to contain a "version" property
+ * and a "build" property at minimum.
+ */
+YAHOO.register = function(name, mainClass, data) {
+ var mods = YAHOO.env.modules, m, v, b, ls, i;
+
+ if (!mods[name]) {
+ mods[name] = {
+ versions:[],
+ builds:[]
+ };
+ }
+
+ m = mods[name];
+ v = data.version;
+ b = data.build;
+ ls = YAHOO.env.listeners;
+
+ m.name = name;
+ m.version = v;
+ m.build = b;
+ m.versions.push(v);
+ m.builds.push(b);
+ m.mainClass = mainClass;
+
+ // fire the module load listeners
+ for (i=0;i<ls.length;i=i+1) {
+ ls[i](m);
+ }
+ // label the main class
+ if (mainClass) {
+ mainClass.VERSION = v;
+ mainClass.BUILD = b;
+ } else {
+ YAHOO.log("mainClass is undefined for module " + name, "warn");
+ }
+};
+
+/**
+ * YAHOO.env is used to keep track of what is known about the YUI library and
+ * the browsing environment
+ * @class YAHOO.env
+ * @static
+ */
+YAHOO.env = YAHOO.env || {
+
+ /**
+ * Keeps the version info for all YUI modules that have reported themselves
+ * @property modules
+ * @type Object[]
+ */
+ modules: [],
+
+ /**
+ * List of functions that should be executed every time a YUI module
+ * reports itself.
+ * @property listeners
+ * @type Function[]
+ */
+ listeners: []
+};
+
+/**
+ * Returns the version data for the specified module:
+ * <dl>
+ * <dt>name:</dt> <dd>The name of the module</dd>
+ * <dt>version:</dt> <dd>The version in use</dd>
+ * <dt>build:</dt> <dd>The build number in use</dd>
+ * <dt>versions:</dt> <dd>All versions that were registered</dd>
+ * <dt>builds:</dt> <dd>All builds that were registered.</dd>
+ * <dt>mainClass:</dt> <dd>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.</dd>
+ * </dl>
+ *
+ * @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 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
+ * <pre>
+ * Firefox 1.0.0.4: 1.7.8 <-- Reports 1.7
+ * Firefox 1.5.0.9: 1.8.0.9 <-- Reports 1.8
+ * Firefox 2.0.0.3: 1.8.1.3 <-- Reports 1.8
+ * Firefox 3 alpha: 1.9a4 <-- Reports 1.9
+ * </pre>
+ * @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
+ * <pre>
+ * 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.
+ *
+ * </pre>
+ * 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: 0
+
+ },
+
+ ua = navigator.userAgent,
+
+ m;
+
+ // 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=parseFloat(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=parseFloat(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=parseFloat(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=parseFloat(m[1]);
+ }
+ }
+ }
+ }
+ }
+
+ m=ua.match(/Caja\/([^\s]*)/);
+ if (m&&m[1]) {
+ o.caja=parseFloat(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<ls.length;i=i+1) {
+ 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,
+
+ ARRAY_TOSTRING = '[object Array]',
+ FUNCTION_TOSTRING = '[object Function]',
+ OP = Object.prototype,
+
+ // 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 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(){},
+
+ /**
+ * 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);
+ }
+ },
+
+ /**
+ * 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);
+ },
+
+
+ /**
+ * 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.
+ * @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;
+
+
+ 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);
+ }
+
+ // use the toString if it is not the Object toString
+ // and the 'dump' meta info was not found
+ if (v.toString===OP.toString || dump>-1) {
+ v = L.dump(v, parseInt(meta, 10));
+ } else {
+ v = v.toString();
+ }
+ }
+ } 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<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.isArray(d)) {
+ d = [data];
+ }
+
+ f = function() {
+ m.apply(o, d);
+ };
+
+ 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(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: "2.7.0", build: "1799"});
+/**
+ * Provides a mechanism to fetch remote resources and
+ * insert them into a document
+ * @module get
+ * @requires yahoo
+ */
+
+/**
+ * Fetches and inserts one or more script or link nodes into the document
+ * @namespace YAHOO.util
+ * @class YAHOO.util.Get
+ */
+YAHOO.util.Get = function() {
+
+ /**
+ * hash of queues to manage multiple requests
+ * @property queues
+ * @private
+ */
+ var queues={},
+
+ /**
+ * queue index used to generate transaction ids
+ * @property qidx
+ * @type int
+ * @private
+ */
+ qidx=0,
+
+ /**
+ * node index used to generate unique node ids
+ * @property nidx
+ * @type int
+ * @private
+ */
+ nidx=0,
+
+ // ridx=0,
+
+ // sandboxFrame=null,
+
+ /**
+ * interal property used to prevent multiple simultaneous purge
+ * processes
+ * @property purging
+ * @type boolean
+ * @private
+ */
+ purging=false,
+
+ ua=YAHOO.env.ua,
+
+ lang=YAHOO.lang;
+
+ /**
+ * Generates an HTML element, this is not appended to a document
+ * @method _node
+ * @param type {string} the type of element
+ * @param attr {string} the attributes
+ * @param win {Window} optional window to create the element in
+ * @return {HTMLElement} the generated node
+ * @private
+ */
+ var _node = function(type, attr, win) {
+ var w = win || window, d=w.document, n=d.createElement(type);
+
+ for (var i in attr) {
+ if (attr[i] && YAHOO.lang.hasOwnProperty(attr, i)) {
+ n.setAttribute(i, attr[i]);
+ }
+ }
+
+ return n;
+ };
+
+ /**
+ * Generates a link node
+ * @method _linkNode
+ * @param url {string} the url for the css file
+ * @param win {Window} optional window to create the node in
+ * @return {HTMLElement} the generated node
+ * @private
+ */
+ var _linkNode = function(url, win, charset) {
+ var c = charset || "utf-8";
+ return _node("link", {
+ "id": "yui__dyn_" + (nidx++),
+ "type": "text/css",
+ "charset": c,
+ "rel": "stylesheet",
+ "href": url
+ }, win);
+ };
+
+ /**
+ * Generates a script node
+ * @method _scriptNode
+ * @param url {string} the url for the script file
+ * @param win {Window} optional window to create the node in
+ * @return {HTMLElement} the generated node
+ * @private
+ */
+ var _scriptNode = function(url, win, charset) {
+ var c = charset || "utf-8";
+ return _node("script", {
+ "id": "yui__dyn_" + (nidx++),
+ "type": "text/javascript",
+ "charset": c,
+ "src": url
+ }, win);
+ };
+
+ /**
+ * Returns the data payload for callback functions
+ * @method _returnData
+ * @private
+ */
+ var _returnData = function(q, msg) {
+ return {
+ tId: q.tId,
+ win: q.win,
+ data: q.data,
+ nodes: q.nodes,
+ msg: msg,
+ purge: function() {
+ _purge(this.tId);
+ }
+ };
+ };
+
+ var _get = function(nId, tId) {
+ var q = queues[tId],
+ n = (lang.isString(nId)) ? q.win.document.getElementById(nId) : nId;
+ if (!n) {
+ _fail(tId, "target node not found: " + nId);
+ }
+
+ return n;
+ };
+
+ /*
+ * The request failed, execute fail handler with whatever
+ * was accomplished. There isn't a failure case at the
+ * moment unless you count aborted transactions
+ * @method _fail
+ * @param id {string} the id of the request
+ * @private
+ */
+ var _fail = function(id, msg) {
+ var q = queues[id];
+ // execute failure callback
+ if (q.onFailure) {
+ var sc=q.scope || q.win;
+ q.onFailure.call(sc, _returnData(q, msg));
+ }
+ };
+
+ /**
+ * The request is complete, so executing the requester's callback
+ * @method _finish
+ * @param id {string} the id of the request
+ * @private
+ */
+ var _finish = function(id) {
+ var q = queues[id];
+ q.finished = true;
+
+ if (q.aborted) {
+ var msg = "transaction " + id + " was aborted";
+ _fail(id, msg);
+ return;
+ }
+
+ // execute success callback
+ if (q.onSuccess) {
+ var sc=q.scope || q.win;
+ q.onSuccess.call(sc, _returnData(q));
+ }
+ };
+
+ /**
+ * Timeout detected
+ * @method _timeout
+ * @param id {string} the id of the request
+ * @private
+ */
+ var _timeout = function(id) {
+ var q = queues[id];
+ if (q.onTimeout) {
+ var sc=q.scope || q;
+ q.onTimeout.call(sc, _returnData(q));
+ }
+ };
+
+ /**
+ * Loads the next item for a given request
+ * @method _next
+ * @param id {string} the id of the request
+ * @param loaded {string} the url that was just loaded, if any
+ * @private
+ */
+ var _next = function(id, loaded) {
+ var q = queues[id];
+
+ if (q.timer) {
+ // Y.log('cancel timer');
+ q.timer.cancel();
+ }
+
+ if (q.aborted) {
+ var msg = "transaction " + id + " was aborted";
+ _fail(id, msg);
+ return;
+ }
+
+ if (loaded) {
+ q.url.shift();
+ if (q.varName) {
+ q.varName.shift();
+ }
+ } else {
+ // This is the first pass: make sure the url is an array
+ q.url = (lang.isString(q.url)) ? [q.url] : q.url;
+ if (q.varName) {
+ q.varName = (lang.isString(q.varName)) ? [q.varName] : q.varName;
+ }
+ }
+
+ var w=q.win, d=w.document, h=d.getElementsByTagName("head")[0], n;
+
+ if (q.url.length === 0) {
+ // Safari 2.x workaround - There is no way to know when
+ // a script is ready in versions of Safari prior to 3.x.
+ // Adding an extra node reduces the problem, but doesn't
+ // eliminate it completely because the browser executes
+ // them asynchronously.
+ if (q.type === "script" && ua.webkit && ua.webkit < 420 &&
+ !q.finalpass && !q.varName) {
+ // Add another script node. This does not guarantee that the
+ // scripts will execute in order, but it does appear to fix the
+ // problem on fast connections more effectively than using an
+ // arbitrary timeout. It is possible that the browser does
+ // block subsequent script execution in this case for a limited
+ // time.
+ var extra = _scriptNode(null, q.win, q.charset);
+ extra.innerHTML='YAHOO.util.Get._finalize("' + id + '");';
+ q.nodes.push(extra); h.appendChild(extra);
+
+ } else {
+ _finish(id);
+ }
+
+ return;
+ }
+
+
+ var url = q.url[0];
+
+ // if the url is undefined, this is probably a trailing comma problem in IE
+ if (!url) {
+ q.url.shift();
+ return _next(id);
+ }
+
+
+ if (q.timeout) {
+ // Y.log('create timer');
+ q.timer = lang.later(q.timeout, q, _timeout, id);
+ }
+
+ if (q.type === "script") {
+ n = _scriptNode(url, w, q.charset);
+ } else {
+ n = _linkNode(url, w, q.charset);
+ }
+
+ // track this node's load progress
+ _track(q.type, n, id, url, w, q.url.length);
+
+ // add the node to the queue so we can return it to the user supplied callback
+ q.nodes.push(n);
+
+ // add it to the head or insert it before 'insertBefore'
+ if (q.insertBefore) {
+ var s = _get(q.insertBefore, id);
+ if (s) {
+ s.parentNode.insertBefore(n, s);
+ }
+ } else {
+ h.appendChild(n);
+ }
+
+
+ // FireFox does not support the onload event for link nodes, so there is
+ // no way to make the css requests synchronous. This means that the css
+ // rules in multiple files could be applied out of order in this browser
+ // if a later request returns before an earlier one. Safari too.
+ if ((ua.webkit || ua.gecko) && q.type === "css") {
+ _next(id, url);
+ }
+ };
+
+ /**
+ * Removes processed queues and corresponding nodes
+ * @method _autoPurge
+ * @private
+ */
+ var _autoPurge = function() {
+
+ if (purging) {
+ return;
+ }
+
+ purging = true;
+ for (var i in queues) {
+ var q = queues[i];
+ if (q.autopurge && q.finished) {
+ _purge(q.tId);
+ delete queues[i];
+ }
+ }
+
+ purging = false;
+ };
+
+ /**
+ * Removes the nodes for the specified queue
+ * @method _purge
+ * @private
+ */
+ var _purge = function(tId) {
+ var q=queues[tId];
+ if (q) {
+ var n=q.nodes, l=n.length, d=q.win.document,
+ h=d.getElementsByTagName("head")[0];
+
+ if (q.insertBefore) {
+ var s = _get(q.insertBefore, tId);
+ if (s) {
+ h = s.parentNode;
+ }
+ }
+
+ for (var i=0; i<l; i=i+1) {
+ h.removeChild(n[i]);
+ }
+
+ q.nodes = [];
+ }
+ };
+
+ /**
+ * Saves the state for the request and begins loading
+ * the requested urls
+ * @method queue
+ * @param type {string} the type of node to insert
+ * @param url {string} the url to load
+ * @param opts the hash of options for this request
+ * @private
+ */
+ var _queue = function(type, url, opts) {
+
+ var id = "q" + (qidx++);
+ opts = opts || {};
+
+ if (qidx % YAHOO.util.Get.PURGE_THRESH === 0) {
+ _autoPurge();
+ }
+
+ queues[id] = lang.merge(opts, {
+ tId: id,
+ type: type,
+ url: url,
+ finished: false,
+ aborted: false,
+ nodes: []
+ });
+
+ var q = queues[id];
+ q.win = q.win || window;
+ q.scope = q.scope || q.win;
+ q.autopurge = ("autopurge" in q) ? q.autopurge :
+ (type === "script") ? true : false;
+
+ lang.later(0, q, _next, id);
+
+ return {
+ tId: id
+ };
+ };
+
+ /**
+ * Detects when a node has been loaded. In the case of
+ * script nodes, this does not guarantee that contained
+ * script is ready to use.
+ * @method _track
+ * @param type {string} the type of node to track
+ * @param n {HTMLElement} the node to track
+ * @param id {string} the id of the request
+ * @param url {string} the url that is being loaded
+ * @param win {Window} the targeted window
+ * @param qlength the number of remaining items in the queue,
+ * including this one
+ * @param trackfn {Function} function to execute when finished
+ * the default is _next
+ * @private
+ */
+ var _track = function(type, n, id, url, win, qlength, trackfn) {
+ var f = trackfn || _next;
+
+ // IE supports the readystatechange event for script and css nodes
+ if (ua.ie) {
+ n.onreadystatechange = function() {
+ var rs = this.readyState;
+ if ("loaded" === rs || "complete" === rs) {
+ n.onreadystatechange = null;
+ f(id, url);
+ }
+ };
+
+ // webkit prior to 3.x is problemmatic
+ } else if (ua.webkit) {
+
+ if (type === "script") {
+
+ // Safari 3.x supports the load event for script nodes (DOM2)
+ if (ua.webkit >= 420) {
+
+ n.addEventListener("load", function() {
+ f(id, url);
+ });
+
+ // Nothing can be done with Safari < 3.x except to pause and hope
+ // for the best, particularly after last script is inserted. The
+ // scripts will always execute in the order they arrive, not
+ // necessarily the order in which they were inserted. To support
+ // script nodes with complete reliability in these browsers, script
+ // nodes either need to invoke a function in the window once they
+ // are loaded or the implementer needs to provide a well-known
+ // property that the utility can poll for.
+ } else {
+ // Poll for the existence of the named variable, if it
+ // was supplied.
+ var q = queues[id];
+ if (q.varName) {
+ var freq=YAHOO.util.Get.POLL_FREQ;
+ q.maxattempts = YAHOO.util.Get.TIMEOUT/freq;
+ q.attempts = 0;
+ q._cache = q.varName[0].split(".");
+ q.timer = lang.later(freq, q, function(o) {
+ var a=this._cache, l=a.length, w=this.win, i;
+ for (i=0; i<l; i=i+1) {
+ w = w[a[i]];
+ if (!w) {
+ // if we have exausted our attempts, give up
+ this.attempts++;
+ if (this.attempts++ > this.maxattempts) {
+ var msg = "Over retry limit, giving up";
+ q.timer.cancel();
+ _fail(id, msg);
+ } else {
+ }
+ return;
+ }
+ }
+
+
+ q.timer.cancel();
+ f(id, url);
+
+ }, null, true);
+ } else {
+ lang.later(YAHOO.util.Get.POLL_FREQ, null, f, [id, url]);
+ }
+ }
+ }
+
+ // FireFox and Opera support onload (but not DOM2 in FF) handlers for
+ // script nodes. Opera, but not FF, supports the onload event for link
+ // nodes.
+ } else {
+ n.onload = function() {
+ f(id, url);
+ };
+ }
+ };
+
+ return {
+
+ /**
+ * The default poll freqency in ms, when needed
+ * @property POLL_FREQ
+ * @static
+ * @type int
+ * @default 10
+ */
+ POLL_FREQ: 10,
+
+ /**
+ * The number of request required before an automatic purge.
+ * property PURGE_THRESH
+ * @static
+ * @type int
+ * @default 20
+ */
+ PURGE_THRESH: 20,
+
+ /**
+ * The length time to poll for varName when loading a script in
+ * Safari 2.x before the transaction fails.
+ * property TIMEOUT
+ * @static
+ * @type int
+ * @default 2000
+ */
+ TIMEOUT: 2000,
+
+ /**
+ * Called by the the helper for detecting script load in Safari
+ * @method _finalize
+ * @param id {string} the transaction id
+ * @private
+ */
+ _finalize: function(id) {
+ lang.later(0, null, _finish, id);
+ },
+
+ /**
+ * Abort a transaction
+ * @method abort
+ * @param {string|object} either the tId or the object returned from
+ * script() or css()
+ */
+ abort: function(o) {
+ var id = (lang.isString(o)) ? o : o.tId;
+ var q = queues[id];
+ if (q) {
+ q.aborted = true;
+ }
+ },
+
+ /**
+ * Fetches and inserts one or more script nodes into the head
+ * of the current document or the document in a specified window.
+ *
+ * @method script
+ * @static
+ * @param url {string|string[]} the url or urls to the script(s)
+ * @param opts {object} Options:
+ * <dl>
+ * <dt>onSuccess</dt>
+ * <dd>
+ * callback to execute when the script(s) are finished loading
+ * The callback receives an object back with the following
+ * data:
+ * <dl>
+ * <dt>win</dt>
+ * <dd>the window the script(s) were inserted into</dd>
+ * <dt>data</dt>
+ * <dd>the data object passed in when the request was made</dd>
+ * <dt>nodes</dt>
+ * <dd>An array containing references to the nodes that were
+ * inserted</dd>
+ * <dt>purge</dt>
+ * <dd>A function that, when executed, will remove the nodes
+ * that were inserted</dd>
+ * <dt>
+ * </dl>
+ * </dd>
+ * <dt>onFailure</dt>
+ * <dd>
+ * callback to execute when the script load operation fails
+ * The callback receives an object back with the following
+ * data:
+ * <dl>
+ * <dt>win</dt>
+ * <dd>the window the script(s) were inserted into</dd>
+ * <dt>data</dt>
+ * <dd>the data object passed in when the request was made</dd>
+ * <dt>nodes</dt>
+ * <dd>An array containing references to the nodes that were
+ * inserted successfully</dd>
+ * <dt>purge</dt>
+ * <dd>A function that, when executed, will remove any nodes
+ * that were inserted</dd>
+ * <dt>
+ * </dl>
+ * </dd>
+ * <dt>onTimeout</dt>
+ * <dd>
+ * callback to execute when a timeout occurs.
+ * The callback receives an object back with the following
+ * data:
+ * <dl>
+ * <dt>win</dt>
+ * <dd>the window the script(s) were inserted into</dd>
+ * <dt>data</dt>
+ * <dd>the data object passed in when the request was made</dd>
+ * <dt>nodes</dt>
+ * <dd>An array containing references to the nodes that were
+ * inserted</dd>
+ * <dt>purge</dt>
+ * <dd>A function that, when executed, will remove the nodes
+ * that were inserted</dd>
+ * <dt>
+ * </dl>
+ * </dd>
+ * <dt>scope</dt>
+ * <dd>the execution context for the callbacks</dd>
+ * <dt>win</dt>
+ * <dd>a window other than the one the utility occupies</dd>
+ * <dt>autopurge</dt>
+ * <dd>
+ * setting to true will let the utilities cleanup routine purge
+ * the script once loaded
+ * </dd>
+ * <dt>data</dt>
+ * <dd>
+ * data that is supplied to the callback when the script(s) are
+ * loaded.
+ * </dd>
+ * <dt>varName</dt>
+ * <dd>
+ * variable that should be available when a script is finished
+ * loading. Used to help Safari 2.x and below with script load
+ * detection. The type of this property should match what was
+ * passed into the url parameter: if loading a single url, a
+ * string can be supplied. If loading multiple scripts, you
+ * must supply an array that contains the variable name for
+ * each script.
+ * </dd>
+ * <dt>insertBefore</dt>
+ * <dd>node or node id that will become the new node's nextSibling</dd>
+ * </dl>
+ * <dt>charset</dt>
+ * <dd>Node charset, default utf-8</dd>
+ * <dt>timeout</dt>
+ * <dd>Number of milliseconds to wait before aborting and firing the timeout event</dd>
+ * <pre>
+ * // assumes yahoo, dom, and event are already on the page
+ * YAHOO.util.Get.script(
+ * ["http://yui.yahooapis.com/2.3.1/build/dragdrop/dragdrop-min.js",
+ * "http://yui.yahooapis.com/2.3.1/build/animation/animation-min.js"], {
+ * onSuccess: function(o) {
+ * new YAHOO.util.DDProxy("dd1"); // also new o.reference("dd1"); would work
+ * this.log("won't cause error because YAHOO is the scope");
+ * this.log(o.nodes.length === 2) // true
+ * // o.purge(); // optionally remove the script nodes immediately
+ * },
+ * onFailure: function(o) {
+ * },
+ * data: "foo",
+ * timeout: 10000, // 10 second timeout
+ * scope: YAHOO,
+ * // win: otherframe // target another window/frame
+ * autopurge: true // allow the utility to choose when to remove the nodes
+ * });
+ * </pre>
+ * @return {tId: string} an object containing info about the transaction
+ */
+ script: function(url, opts) { return _queue("script", url, opts); },
+
+ /**
+ * Fetches and inserts one or more css link nodes into the
+ * head of the current document or the document in a specified
+ * window.
+ * @method css
+ * @static
+ * @param url {string} the url or urls to the css file(s)
+ * @param opts Options:
+ * <dl>
+ * <dt>onSuccess</dt>
+ * <dd>
+ * callback to execute when the css file(s) are finished loading
+ * The callback receives an object back with the following
+ * data:
+ * <dl>win</dl>
+ * <dd>the window the link nodes(s) were inserted into</dd>
+ * <dt>data</dt>
+ * <dd>the data object passed in when the request was made</dd>
+ * <dt>nodes</dt>
+ * <dd>An array containing references to the nodes that were
+ * inserted</dd>
+ * <dt>purge</dt>
+ * <dd>A function that, when executed, will remove the nodes
+ * that were inserted</dd>
+ * <dt>
+ * </dl>
+ * </dd>
+ * <dt>scope</dt>
+ * <dd>the execution context for the callbacks</dd>
+ * <dt>win</dt>
+ * <dd>a window other than the one the utility occupies</dd>
+ * <dt>data</dt>
+ * <dd>
+ * data that is supplied to the callbacks when the nodes(s) are
+ * loaded.
+ * </dd>
+ * <dt>insertBefore</dt>
+ * <dd>node or node id that will become the new node's nextSibling</dd>
+ * <dt>charset</dt>
+ * <dd>Node charset, default utf-8</dd>
+ * </dl>
+ * <pre>
+ * YAHOO.util.Get.css("http://yui.yahooapis.com/2.3.1/build/menu/assets/skins/sam/menu.css");
+ * </pre>
+ * <pre>
+ * YAHOO.util.Get.css(["http://yui.yahooapis.com/2.3.1/build/menu/assets/skins/sam/menu.css",
+ * </pre>
+ * @return {tId: string} an object containing info about the transaction
+ */
+ css: function(url, opts) {
+ return _queue("css", url, opts);
+ }
+ };
+}();
+
+YAHOO.register("get", YAHOO.util.Get, {version: "2.7.0", build: "1799"});
+/**
+ * Provides dynamic loading for the YUI library. It includes the dependency
+ * info for the library, and will automatically pull in dependencies for
+ * the modules requested. It supports rollup files (such as utilities.js
+ * and yahoo-dom-event.js), and will automatically use these when
+ * appropriate in order to minimize the number of http connections
+ * required to load all of the dependencies.
+ *
+ * @module yuiloader
+ * @namespace YAHOO.util
+ */
+
+/**
+ * YUILoader provides dynamic loading for YUI.
+ * @class YAHOO.util.YUILoader
+ * @todo
+ * version management, automatic sandboxing
+ */
+(function() {
+
+ var Y=YAHOO, util=Y.util, lang=Y.lang, env=Y.env,
+ PROV = "_provides", SUPER = "_supersedes",
+ REQ = "expanded", AFTER = "_after";
+
+ var YUI = {
+
+ dupsAllowed: {'yahoo': true, 'get': true},
+
+ /*
+ * The library metadata for the current release The is the default
+ * value for YAHOO.util.YUILoader.moduleInfo
+ * @property YUIInfo
+ * @static
+ */
+ info: {
+
+ // 'root': '2.5.2/build/',
+ // 'base': 'http://yui.yahooapis.com/2.5.2/build/',
+
+ 'root': '2.7.0/build/',
+ 'base': 'http://yui.yahooapis.com/2.7.0/build/',
+
+ 'comboBase': 'http://yui.yahooapis.com/combo?',
+
+ 'skin': {
+ 'defaultSkin': 'sam',
+ 'base': 'assets/skins/',
+ 'path': 'skin.css',
+ 'after': ['reset', 'fonts', 'grids', 'base'],
+ 'rollup': 3
+ },
+
+ dupsAllowed: ['yahoo', 'get'],
+
+ 'moduleInfo': {
+
+ 'animation': {
+ 'type': 'js',
+ 'path': 'animation/animation-min.js',
+ 'requires': ['dom', 'event']
+ },
+
+ 'autocomplete': {
+ 'type': 'js',
+ 'path': 'autocomplete/autocomplete-min.js',
+ 'requires': ['dom', 'event', 'datasource'],
+ 'optional': ['connection', 'animation'],
+ 'skinnable': true
+ },
+
+ 'base': {
+ 'type': 'css',
+ 'path': 'base/base-min.css',
+ 'after': ['reset', 'fonts', 'grids']
+ },
+
+ 'button': {
+ 'type': 'js',
+ 'path': 'button/button-min.js',
+ 'requires': ['element'],
+ 'optional': ['menu'],
+ 'skinnable': true
+ },
+
+ 'calendar': {
+ 'type': 'js',
+ 'path': 'calendar/calendar-min.js',
+ 'requires': ['event', 'dom'],
+ 'skinnable': true
+ },
+
+ 'carousel': {
+ 'type': 'js',
+ 'path': 'carousel/carousel-min.js',
+ 'requires': ['element'],
+ 'optional': ['animation'],
+ 'skinnable': true
+ },
+
+ 'charts': {
+ 'type': 'js',
+ 'path': 'charts/charts-min.js',
+ 'requires': ['element', 'json', 'datasource']
+ },
+
+ 'colorpicker': {
+ 'type': 'js',
+ 'path': 'colorpicker/colorpicker-min.js',
+ 'requires': ['slider', 'element'],
+ 'optional': ['animation'],
+ 'skinnable': true
+ },
+
+ 'connection': {
+ 'type': 'js',
+ 'path': 'connection/connection-min.js',
+ 'requires': ['event']
+ },
+
+ 'container': {
+ 'type': 'js',
+ 'path': 'container/container-min.js',
+ 'requires': ['dom', 'event'],
+ // button is also optional, but this creates a circular
+ // dependency when loadOptional is specified. button
+ // optionally includes menu, menu requires container.
+ 'optional': ['dragdrop', 'animation', 'connection'],
+ 'supersedes': ['containercore'],
+ 'skinnable': true
+ },
+
+ 'containercore': {
+ 'type': 'js',
+ 'path': 'container/container_core-min.js',
+ 'requires': ['dom', 'event'],
+ 'pkg': 'container'
+ },
+
+ 'cookie': {
+ 'type': 'js',
+ 'path': 'cookie/cookie-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'datasource': {
+ 'type': 'js',
+ 'path': 'datasource/datasource-min.js',
+ 'requires': ['event'],
+ 'optional': ['connection']
+ },
+
+ 'datatable': {
+ 'type': 'js',
+ 'path': 'datatable/datatable-min.js',
+ 'requires': ['element', 'datasource'],
+ 'optional': ['calendar', 'dragdrop', 'paginator'],
+ 'skinnable': true
+ },
+
+ 'dom': {
+ 'type': 'js',
+ 'path': 'dom/dom-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'dragdrop': {
+ 'type': 'js',
+ 'path': 'dragdrop/dragdrop-min.js',
+ 'requires': ['dom', 'event']
+ },
+
+ 'editor': {
+ 'type': 'js',
+ 'path': 'editor/editor-min.js',
+ 'requires': ['menu', 'element', 'button'],
+ 'optional': ['animation', 'dragdrop'],
+ 'supersedes': ['simpleeditor'],
+ 'skinnable': true
+ },
+
+ 'element': {
+ 'type': 'js',
+ 'path': 'element/element-min.js',
+ 'requires': ['dom', 'event']
+ },
+
+ 'event': {
+ 'type': 'js',
+ 'path': 'event/event-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'fonts': {
+ 'type': 'css',
+ 'path': 'fonts/fonts-min.css'
+ },
+
+ 'get': {
+ 'type': 'js',
+ 'path': 'get/get-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'grids': {
+ 'type': 'css',
+ 'path': 'grids/grids-min.css',
+ 'requires': ['fonts'],
+ 'optional': ['reset']
+ },
+
+ 'history': {
+ 'type': 'js',
+ 'path': 'history/history-min.js',
+ 'requires': ['event']
+ },
+
+ 'imagecropper': {
+ 'type': 'js',
+ 'path': 'imagecropper/imagecropper-min.js',
+ 'requires': ['dom', 'event', 'dragdrop', 'element', 'resize'],
+ 'skinnable': true
+ },
+
+ 'imageloader': {
+ 'type': 'js',
+ 'path': 'imageloader/imageloader-min.js',
+ 'requires': ['event', 'dom']
+ },
+
+ 'json': {
+ 'type': 'js',
+ 'path': 'json/json-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'layout': {
+ 'type': 'js',
+ 'path': 'layout/layout-min.js',
+ 'requires': ['dom', 'event', 'element'],
+ 'optional': ['animation', 'dragdrop', 'resize', 'selector'],
+ 'skinnable': true
+ },
+
+ 'logger': {
+ 'type': 'js',
+ 'path': 'logger/logger-min.js',
+ 'requires': ['event', 'dom'],
+ 'optional': ['dragdrop'],
+ 'skinnable': true
+ },
+
+ 'menu': {
+ 'type': 'js',
+ 'path': 'menu/menu-min.js',
+ 'requires': ['containercore'],
+ 'skinnable': true
+ },
+
+ 'paginator': {
+ 'type': 'js',
+ 'path': 'paginator/paginator-min.js',
+ 'requires': ['element'],
+ 'skinnable': true
+ },
+
+ 'profiler': {
+ 'type': 'js',
+ 'path': 'profiler/profiler-min.js',
+ 'requires': ['yahoo']
+ },
+
+
+ 'profilerviewer': {
+ 'type': 'js',
+ 'path': 'profilerviewer/profilerviewer-min.js',
+ 'requires': ['profiler', 'yuiloader', 'element'],
+ 'skinnable': true
+ },
+
+ 'reset': {
+ 'type': 'css',
+ 'path': 'reset/reset-min.css'
+ },
+
+ 'reset-fonts-grids': {
+ 'type': 'css',
+ 'path': 'reset-fonts-grids/reset-fonts-grids.css',
+ 'supersedes': ['reset', 'fonts', 'grids', 'reset-fonts'],
+ 'rollup': 4
+ },
+
+ 'reset-fonts': {
+ 'type': 'css',
+ 'path': 'reset-fonts/reset-fonts.css',
+ 'supersedes': ['reset', 'fonts'],
+ 'rollup': 2
+ },
+
+ 'resize': {
+ 'type': 'js',
+ 'path': 'resize/resize-min.js',
+ 'requires': ['dom', 'event', 'dragdrop', 'element'],
+ 'optional': ['animation'],
+ 'skinnable': true
+ },
+
+ 'selector': {
+ 'type': 'js',
+ 'path': 'selector/selector-min.js',
+ 'requires': ['yahoo', 'dom']
+ },
+
+ 'simpleeditor': {
+ 'type': 'js',
+ 'path': 'editor/simpleeditor-min.js',
+ 'requires': ['element'],
+ 'optional': ['containercore', 'menu', 'button', 'animation', 'dragdrop'],
+ 'skinnable': true,
+ 'pkg': 'editor'
+ },
+
+ 'slider': {
+ 'type': 'js',
+ 'path': 'slider/slider-min.js',
+ 'requires': ['dragdrop'],
+ 'optional': ['animation'],
+ 'skinnable': true
+ },
+
+ 'stylesheet': {
+ 'type': 'js',
+ 'path': 'stylesheet/stylesheet-min.js',
+ 'requires': ['yahoo']
+ },
+
+ 'tabview': {
+ 'type': 'js',
+ 'path': 'tabview/tabview-min.js',
+ 'requires': ['element'],
+ 'optional': ['connection'],
+ 'skinnable': true
+ },
+
+ 'treeview': {
+ 'type': 'js',
+ 'path': 'treeview/treeview-min.js',
+ 'requires': ['event', 'dom'],
+ 'optional': ['json'],
+ 'skinnable': true
+ },
+
+ 'uploader': {
+ 'type': 'js',
+ 'path': 'uploader/uploader.js',
+ 'requires': ['element']
+ },
+
+ 'utilities': {
+ 'type': 'js',
+ 'path': 'utilities/utilities.js',
+ 'supersedes': ['yahoo', 'event', 'dragdrop', 'animation', 'dom', 'connection', 'element', 'yahoo-dom-event', 'get', 'yuiloader', 'yuiloader-dom-event'],
+ 'rollup': 8
+ },
+
+ 'yahoo': {
+ 'type': 'js',
+ 'path': 'yahoo/yahoo-min.js'
+ },
+
+ 'yahoo-dom-event': {
+ 'type': 'js',
+ 'path': 'yahoo-dom-event/yahoo-dom-event.js',
+ 'supersedes': ['yahoo', 'event', 'dom'],
+ 'rollup': 3
+ },
+
+ 'yuiloader': {
+ 'type': 'js',
+ 'path': 'yuiloader/yuiloader-min.js',
+ 'supersedes': ['yahoo', 'get']
+ },
+
+ 'yuiloader-dom-event': {
+ 'type': 'js',
+ 'path': 'yuiloader-dom-event/yuiloader-dom-event.js',
+ 'supersedes': ['yahoo', 'dom', 'event', 'get', 'yuiloader', 'yahoo-dom-event'],
+ 'rollup': 5
+ },
+
+ 'yuitest': {
+ 'type': 'js',
+ 'path': 'yuitest/yuitest-min.js',
+ 'requires': ['logger'],
+ 'skinnable': true
+ }
+ }
+}
+ ,
+
+ ObjectUtil: {
+ appendArray: function(o, a) {
+ if (a) {
+ for (var i=0; i<a.length; i=i+1) {
+ o[a[i]] = true;
+ }
+ }
+ },
+
+ keys: function(o, ordered) {
+ var a=[], i;
+ for (i in o) {
+ if (lang.hasOwnProperty(o, i)) {
+ a.push(i);
+ }
+ }
+
+ return a;
+ }
+ },
+
+ ArrayUtil: {
+
+ appendArray: function(a1, a2) {
+ Array.prototype.push.apply(a1, a2);
+ /*
+ for (var i=0; i<a2.length; i=i+1) {
+ a1.push(a2[i]);
+ }
+ */
+ },
+
+ indexOf: function(a, val) {
+ for (var i=0; i<a.length; i=i+1) {
+ if (a[i] === val) {
+ return i;
+ }
+ }
+
+ return -1;
+ },
+
+ toObject: function(a) {
+ var o = {};
+ for (var i=0; i<a.length; i=i+1) {
+ o[a[i]] = true;
+ }
+
+ return o;
+ },
+
+ /*
+ * Returns a unique array. Does not maintain order, which is fine
+ * for this application, and performs better than it would if it
+ * did.
+ */
+ uniq: function(a) {
+ return YUI.ObjectUtil.keys(YUI.ArrayUtil.toObject(a));
+ }
+ }
+ };
+
+ YAHOO.util.YUILoader = function(o) {
+
+ /**
+ * Internal callback to handle multiple internal insert() calls
+ * so that css is inserted prior to js
+ * @property _internalCallback
+ * @private
+ */
+ this._internalCallback = null;
+
+ /**
+ * Use the YAHOO environment listener to detect script load. This
+ * is only switched on for Safari 2.x and below.
+ * @property _useYahooListener
+ * @private
+ */
+ this._useYahooListener = false;
+
+ /**
+ * Callback that will be executed when the loader is finished
+ * with an insert
+ * @method onSuccess
+ * @type function
+ */
+ this.onSuccess = null;
+
+ /**
+ * Callback that will be executed if there is a failure
+ * @method onFailure
+ * @type function
+ */
+ this.onFailure = Y.log;
+
+ /**
+ * Callback that will be executed each time a new module is loaded
+ * @method onProgress
+ * @type function
+ */
+ this.onProgress = null;
+
+ /**
+ * Callback that will be executed if a timeout occurs
+ * @method onTimeout
+ * @type function
+ */
+ this.onTimeout = null;
+
+ /**
+ * The execution scope for all callbacks
+ * @property scope
+ * @default this
+ */
+ this.scope = this;
+
+ /**
+ * Data that is passed to all callbacks
+ * @property data
+ */
+ this.data = null;
+
+ /**
+ * Node reference or id where new nodes should be inserted before
+ * @property insertBefore
+ * @type string|HTMLElement
+ */
+ this.insertBefore = null;
+
+ /**
+ * The charset attribute for inserted nodes
+ * @property charset
+ * @type string
+ * @default utf-8
+ */
+ this.charset = null;
+
+ /**
+ * The name of the variable in a sandbox or script node
+ * (for external script support in Safari 2.x and earlier)
+ * to reference when the load is complete. If this variable
+ * is not available in the specified scripts, the operation will
+ * fail.
+ * @property varName
+ * @type string
+ */
+ this.varName = null;
+
+ /**
+ * The base directory.
+ * @property base
+ * @type string
+ * @default http://yui.yahooapis.com/[YUI VERSION]/build/
+ */
+ this.base = YUI.info.base;
+
+ /**
+ * Base path for the combo service
+ * @property comboBase
+ * @type string
+ * @default http://yui.yahooapis.com/combo?
+ */
+ this.comboBase = YUI.info.comboBase;
+
+ /**
+ * If configured, YUI will use the the combo handler on the
+ * Yahoo! CDN to pontentially reduce the number of http requests
+ * required.
+ * @property combine
+ * @type boolean
+ * @default false
+ */
+ // this.combine = (o && !('base' in o));
+ this.combine = false;
+
+
+ /**
+ * Root path to prepend to module path for the combo
+ * service
+ * @property root
+ * @type string
+ * @default [YUI VERSION]/build/
+ */
+ this.root = YUI.info.root;
+
+ /**
+ * Timeout value in milliseconds. If set, this value will be used by
+ * the get utility. the timeout event will fire if
+ * a timeout occurs.
+ * @property timeout
+ * @type int
+ */
+ this.timeout = 0;
+
+ /**
+ * A list of modules that should not be loaded, even if
+ * they turn up in the dependency tree
+ * @property ignore
+ * @type string[]
+ */
+ this.ignore = null;
+
+ /**
+ * A list of modules that should always be loaded, even
+ * if they have already been inserted into the page.
+ * @property force
+ * @type string[]
+ */
+ this.force = null;
+
+ /**
+ * Should we allow rollups
+ * @property allowRollup
+ * @type boolean
+ * @default true
+ */
+ this.allowRollup = true;
+
+ /**
+ * A filter to apply to result urls. This filter will modify the default
+ * path for all modules. The default path for the YUI library is the
+ * minified version of the files (e.g., event-min.js). The filter property
+ * can be a predefined filter or a custom filter. The valid predefined
+ * filters are:
+ * <dl>
+ * <dt>DEBUG</dt>
+ * <dd>Selects the debug versions of the library (e.g., event-debug.js).
+ * This option will automatically include the logger widget</dd>
+ * <dt>RAW</dt>
+ * <dd>Selects the non-minified version of the library (e.g., event.js).
+ * </dl>
+ * You can also define a custom filter, which must be an object literal
+ * containing a search expression and a replace string:
+ * <pre>
+ * myFilter: {
+ * 'searchExp': "-min\\.js",
+ * 'replaceStr': "-debug.js"
+ * }
+ * </pre>
+ * @property filter
+ * @type string|{searchExp: string, replaceStr: string}
+ */
+ this.filter = null;
+
+ /**
+ * The list of requested modules
+ * @property required
+ * @type {string: boolean}
+ */
+ this.required = {};
+
+ /**
+ * The library metadata
+ * @property moduleInfo
+ */
+ this.moduleInfo = lang.merge(YUI.info.moduleInfo);
+
+ /**
+ * List of rollup files found in the library metadata
+ * @property rollups
+ */
+ this.rollups = null;
+
+ /**
+ * Whether or not to load optional dependencies for
+ * the requested modules
+ * @property loadOptional
+ * @type boolean
+ * @default false
+ */
+ this.loadOptional = false;
+
+ /**
+ * All of the derived dependencies in sorted order, which
+ * will be populated when either calculate() or insert()
+ * is called
+ * @property sorted
+ * @type string[]
+ */
+ this.sorted = [];
+
+ /**
+ * Set when beginning to compute the dependency tree.
+ * Composed of what YAHOO reports to be loaded combined
+ * with what has been loaded by the tool
+ * @propery loaded
+ * @type {string: boolean}
+ */
+ this.loaded = {};
+
+ /**
+ * Flag to indicate the dependency tree needs to be recomputed
+ * if insert is called again.
+ * @property dirty
+ * @type boolean
+ * @default true
+ */
+ this.dirty = true;
+
+ /**
+ * List of modules inserted by the utility
+ * @property inserted
+ * @type {string: boolean}
+ */
+ this.inserted = {};
+
+ /**
+ * Provides the information used to skin the skinnable components.
+ * The following skin definition would result in 'skin1' and 'skin2'
+ * being loaded for calendar (if calendar was requested), and
+ * 'sam' for all other skinnable components:
+ *
+ * <code>
+ * skin: {
+ *
+ * // The default skin, which is automatically applied if not
+ * // overriden by a component-specific skin definition.
+ * // Change this in to apply a different skin globally
+ * defaultSkin: 'sam',
+ *
+ * // This is combined with the loader base property to get
+ * // the default root directory for a skin. ex:
+ * // http://yui.yahooapis.com/2.3.0/build/assets/skins/sam/
+ * base: 'assets/skins/',
+ *
+ * // The name of the rollup css file for the skin
+ * path: 'skin.css',
+ *
+ * // The number of skinnable components requested that are
+ * // required before using the rollup file rather than the
+ * // individual component css files
+ * rollup: 3,
+ *
+ * // Any component-specific overrides can be specified here,
+ * // making it possible to load different skins for different
+ * // components. It is possible to load more than one skin
+ * // for a given component as well.
+ * overrides: {
+ * calendar: ['skin1', 'skin2']
+ * }
+ * }
+ * </code>
+ * @property skin
+ */
+
+ var self = this;
+
+ env.listeners.push(function(m) {
+ if (self._useYahooListener) {
+ //Y.log("YAHOO listener: " + m.name);
+ self.loadNext(m.name);
+ }
+ });
+
+ this.skin = lang.merge(YUI.info.skin);
+
+ this._config(o);
+
+ };
+
+ Y.util.YUILoader.prototype = {
+
+ FILTERS: {
+ RAW: {
+ 'searchExp': "-min\\.js",
+ 'replaceStr': ".js"
+ },
+ DEBUG: {
+ 'searchExp': "-min\\.js",
+ 'replaceStr': "-debug.js"
+ }
+ },
+
+ SKIN_PREFIX: "skin-",
+
+ _config: function(o) {
+
+ // apply config values
+ if (o) {
+ for (var i in o) {
+ if (lang.hasOwnProperty(o, i)) {
+ if (i == "require") {
+ this.require(o[i]);
+ } else {
+ this[i] = o[i];
+ }
+ }
+ }
+ }
+
+ // fix filter
+ var f = this.filter;
+
+ if (lang.isString(f)) {
+ f = f.toUpperCase();
+
+ // the logger must be available in order to use the debug
+ // versions of the library
+ if (f === "DEBUG") {
+ this.require("logger");
+ }
+
+ // hack to handle a a bug where LogWriter is being instantiated
+ // at load time, and the loader has no way to sort above it
+ // at the moment.
+ if (!Y.widget.LogWriter) {
+ Y.widget.LogWriter = function() {
+ return Y;
+ };
+ }
+
+ this.filter = this.FILTERS[f];
+ }
+
+ },
+
+ /** Add a new module to the component metadata.
+ * <dl>
+ * <dt>name:</dt> <dd>required, the component name</dd>
+ * <dt>type:</dt> <dd>required, the component type (js or css)</dd>
+ * <dt>path:</dt> <dd>required, the path to the script from "base"</dd>
+ * <dt>requires:</dt> <dd>array of modules required by this component</dd>
+ * <dt>optional:</dt> <dd>array of optional modules for this component</dd>
+ * <dt>supersedes:</dt> <dd>array of the modules this component replaces</dd>
+ * <dt>after:</dt> <dd>array of modules the components which, if present, should be sorted above this one</dd>
+ * <dt>rollup:</dt> <dd>the number of superseded modules required for automatic rollup</dd>
+ * <dt>fullpath:</dt> <dd>If fullpath is specified, this is used instead of the configured base + path</dd>
+ * <dt>skinnable:</dt> <dd>flag to determine if skin assets should automatically be pulled in</dd>
+ * </dl>
+ * @method addModule
+ * @param o An object containing the module data
+ * @return {boolean} true if the module was added, false if
+ * the object passed in did not provide all required attributes
+ */
+ addModule: function(o) {
+
+ if (!o || !o.name || !o.type || (!o.path && !o.fullpath)) {
+ return false;
+ }
+
+ o.ext = ('ext' in o) ? o.ext : true;
+ o.requires = o.requires || [];
+
+ this.moduleInfo[o.name] = o;
+ this.dirty = true;
+
+ return true;
+ },
+
+ /**
+ * Add a requirement for one or more module
+ * @method require
+ * @param what {string[] | string*} the modules to load
+ */
+ require: function(what) {
+ var a = (typeof what === "string") ? arguments : what;
+ this.dirty = true;
+ YUI.ObjectUtil.appendArray(this.required, a);
+ },
+
+ /**
+ * Adds the skin def to the module info
+ * @method _addSkin
+ * @param skin {string} the name of the skin
+ * @param mod {string} the name of the module
+ * @return {string} the module name for the skin
+ * @private
+ */
+ _addSkin: function(skin, mod) {
+
+ // Add a module definition for the skin rollup css
+ var name = this.formatSkin(skin), info = this.moduleInfo,
+ sinf = this.skin, ext = info[mod] && info[mod].ext;
+
+ // Y.log('ext? ' + mod + ": " + ext);
+ if (!info[name]) {
+ // Y.log('adding skin ' + name);
+ this.addModule({
+ 'name': name,
+ 'type': 'css',
+ 'path': sinf.base + skin + '/' + sinf.path,
+ //'supersedes': '*',
+ 'after': sinf.after,
+ 'rollup': sinf.rollup,
+ 'ext': ext
+ });
+ }
+
+ // Add a module definition for the module-specific skin css
+ if (mod) {
+ name = this.formatSkin(skin, mod);
+ if (!info[name]) {
+ var mdef = info[mod], pkg = mdef.pkg || mod;
+ // Y.log('adding skin ' + name);
+ this.addModule({
+ 'name': name,
+ 'type': 'css',
+ 'after': sinf.after,
+ 'path': pkg + '/' + sinf.base + skin + '/' + mod + '.css',
+ 'ext': ext
+ });
+ }
+ }
+
+ return name;
+ },
+
+ /**
+ * Returns an object containing properties for all modules required
+ * in order to load the requested module
+ * @method getRequires
+ * @param mod The module definition from moduleInfo
+ */
+ getRequires: function(mod) {
+ if (!mod) {
+ return [];
+ }
+
+ if (!this.dirty && mod.expanded) {
+ return mod.expanded;
+ }
+
+ mod.requires=mod.requires || [];
+ var i, d=[], r=mod.requires, o=mod.optional, info=this.moduleInfo, m;
+ for (i=0; i<r.length; i=i+1) {
+ d.push(r[i]);
+ m = info[r[i]];
+ YUI.ArrayUtil.appendArray(d, this.getRequires(m));
+
+ // add existing skins for skinnable modules as well. The only
+ // way to do this is go through the list of required items (this
+ // assumes that _skin is called before getRequires is called on
+ // the module.
+ // if (m.skinnable) {
+ // var req=this.required, l=req.length;
+ // for (var j=0; j<l; j=j+1) {
+ // // YAHOO.log('checking ' + r[j]);
+ // if (req[j].indexOf(r[j]) > -1) {
+ // // YAHOO.log('adding ' + r[j]);
+ // d.push(req[j]);
+ // }
+ // }
+ // }
+ }
+
+ if (o && this.loadOptional) {
+ for (i=0; i<o.length; i=i+1) {
+ d.push(o[i]);
+ YUI.ArrayUtil.appendArray(d, this.getRequires(info[o[i]]));
+ }
+ }
+
+ mod.expanded = YUI.ArrayUtil.uniq(d);
+
+ return mod.expanded;
+ },
+
+
+ /**
+ * Returns an object literal of the modules the supplied module satisfies
+ * @method getProvides
+ * @param name{string} The name of the module
+ * @param notMe {string} don't add this module name, only include superseded modules
+ * @return what this module provides
+ */
+ getProvides: function(name, notMe) {
+ var addMe = !(notMe), ckey = (addMe) ? PROV : SUPER,
+ m = this.moduleInfo[name], o = {};
+
+ if (!m) {
+ return o;
+ }
+
+ if (m[ckey]) {
+// Y.log('cached: ' + name + ' ' + ckey + ' ' + lang.dump(this.moduleInfo[name][ckey], 0));
+ return m[ckey];
+ }
+
+ var s = m.supersedes, done={}, me = this;
+
+ // use worker to break cycles
+ var add = function(mm) {
+ if (!done[mm]) {
+ // Y.log(name + ' provides worker trying: ' + mm);
+ done[mm] = true;
+ // we always want the return value normal behavior
+ // (provides) for superseded modules.
+ lang.augmentObject(o, me.getProvides(mm));
+ }
+
+ // else {
+ // Y.log(name + ' provides worker skipping done: ' + mm);
+ // }
+ };
+
+ // calculate superseded modules
+ if (s) {
+ for (var i=0; i<s.length; i=i+1) {
+ add(s[i]);
+ }
+ }
+
+ // supersedes cache
+ m[SUPER] = o;
+ // provides cache
+ m[PROV] = lang.merge(o);
+ m[PROV][name] = true;
+
+// Y.log(name + " supersedes " + lang.dump(m[SUPER], 0));
+// Y.log(name + " provides " + lang.dump(m[PROV], 0));
+
+ return m[ckey];
+ },
+
+
+ /**
+ * Calculates the dependency tree, the result is stored in the sorted
+ * property
+ * @method calculate
+ * @param o optional options object
+ */
+ calculate: function(o) {
+ if (o || this.dirty) {
+ this._config(o);
+ this._setup();
+ this._explode();
+ // this._skin(); // deprecated
+ if (this.allowRollup) {
+ this._rollup();
+ }
+ this._reduce();
+ this._sort();
+
+ // Y.log("after calculate: " + lang.dump(this.required));
+
+ this.dirty = false;
+ }
+ },
+
+ /**
+ * Investigates the current YUI configuration on the page. By default,
+ * modules already detected will not be loaded again unless a force
+ * option is encountered. Called by calculate()
+ * @method _setup
+ * @private
+ */
+ _setup: function() {
+
+ var info = this.moduleInfo, name, i, j;
+
+ // Create skin modules
+ for (name in info) {
+
+ if (lang.hasOwnProperty(info, name)) {
+ var m = info[name];
+ if (m && m.skinnable) {
+ // Y.log("skinning: " + name);
+ var o=this.skin.overrides, smod;
+ if (o && o[name]) {
+ for (i=0; i<o[name].length; i=i+1) {
+ smod = this._addSkin(o[name][i], name);
+ }
+ } else {
+ smod = this._addSkin(this.skin.defaultSkin, name);
+ }
+
+ m.requires.push(smod);
+ }
+ }
+
+ }
+
+ var l = lang.merge(this.inserted); // shallow clone
+
+ if (!this._sandbox) {
+ l = lang.merge(l, env.modules);
+ }
+
+ // Y.log("Already loaded stuff: " + lang.dump(l, 0));
+
+ // add the ignore list to the list of loaded packages
+ if (this.ignore) {
+ YUI.ObjectUtil.appendArray(l, this.ignore);
+ }
+
+ // remove modules on the force list from the loaded list
+ if (this.force) {
+ for (i=0; i<this.force.length; i=i+1) {
+ if (this.force[i] in l) {
+ delete l[this.force[i]];
+ }
+ }
+ }
+
+ // expand the list to include superseded modules
+ for (j in l) {
+ // Y.log("expanding: " + j);
+ if (lang.hasOwnProperty(l, j)) {
+ lang.augmentObject(l, this.getProvides(j));
+ }
+ }
+
+ // Y.log("loaded expanded: " + lang.dump(l, 0));
+
+ this.loaded = l;
+
+ },
+
+
+ /**
+ * Inspects the required modules list looking for additional
+ * dependencies. Expands the required list to include all
+ * required modules. Called by calculate()
+ * @method _explode
+ * @private
+ */
+ _explode: function() {
+
+ var r=this.required, i, mod;
+
+ for (i in r) {
+ if (lang.hasOwnProperty(r, i)) {
+ mod = this.moduleInfo[i];
+ if (mod) {
+
+ var req = this.getRequires(mod);
+
+ if (req) {
+ YUI.ObjectUtil.appendArray(r, req);
+ }
+ }
+ }
+ }
+ },
+
+ /**
+ * Sets up the requirements for the skin assets if any of the
+ * requested modules are skinnable
+ * @method _skin
+ * @private
+ * @deprecated skin modules are generated for all skinnable
+ * components during _setup(), and the components
+ * are configured to require the skin.
+ */
+ _skin: function() {
+
+ },
+
+ /**
+ * Returns the skin module name for the specified skin name. If a
+ * module name is supplied, the returned skin module name is
+ * specific to the module passed in.
+ * @method formatSkin
+ * @param skin {string} the name of the skin
+ * @param mod {string} optional: the name of a module to skin
+ * @return {string} the full skin module name
+ */
+ formatSkin: function(skin, mod) {
+ var s = this.SKIN_PREFIX + skin;
+ if (mod) {
+ s = s + "-" + mod;
+ }
+
+ return s;
+ },
+
+ /**
+ * Reverses <code>formatSkin</code>, providing the skin name and
+ * module name if the string matches the pattern for skins.
+ * @method parseSkin
+ * @param mod {string} the module name to parse
+ * @return {skin: string, module: string} the parsed skin name
+ * and module name, or null if the supplied string does not match
+ * the skin pattern
+ */
+ parseSkin: function(mod) {
+
+ if (mod.indexOf(this.SKIN_PREFIX) === 0) {
+ var a = mod.split("-");
+ return {skin: a[1], module: a[2]};
+ }
+
+ return null;
+ },
+
+ /**
+ * Look for rollup packages to determine if all of the modules a
+ * rollup supersedes are required. If so, include the rollup to
+ * help reduce the total number of connections required. Called
+ * by calculate()
+ * @method _rollup
+ * @private
+ */
+ _rollup: function() {
+ var i, j, m, s, rollups={}, r=this.required, roll,
+ info = this.moduleInfo;
+
+ // find and cache rollup modules
+ if (this.dirty || !this.rollups) {
+ for (i in info) {
+ if (lang.hasOwnProperty(info, i)) {
+ m = info[i];
+ //if (m && m.rollup && m.supersedes) {
+ if (m && m.rollup) {
+ rollups[i] = m;
+ }
+ }
+ }
+
+ this.rollups = rollups;
+ }
+
+ // make as many passes as needed to pick up rollup rollups
+ for (;;) {
+ var rolled = false;
+
+ // go through the rollup candidates
+ for (i in rollups) {
+
+ // there can be only one
+ if (!r[i] && !this.loaded[i]) {
+ m =info[i]; s = m.supersedes; roll=false;
+
+ if (!m.rollup) {
+ continue;
+ }
+
+ var skin = (m.ext) ? false : this.parseSkin(i), c = 0;
+
+ // Y.log('skin? ' + i + ": " + skin);
+ if (skin) {
+ for (j in r) {
+ if (lang.hasOwnProperty(r, j)) {
+ if (i !== j && this.parseSkin(j)) {
+ c++;
+ roll = (c >= m.rollup);
+ if (roll) {
+ // Y.log("skin rollup " + lang.dump(r));
+ break;
+ }
+ }
+ }
+ }
+
+ } else {
+
+ // check the threshold
+ for (j=0;j<s.length;j=j+1) {
+
+ // if the superseded module is loaded, we can't load the rollup
+ if (this.loaded[s[j]] && (!YUI.dupsAllowed[s[j]])) {
+ roll = false;
+ break;
+ // increment the counter if this module is required. if we are
+ // beyond the rollup threshold, we will use the rollup module
+ } else if (r[s[j]]) {
+ c++;
+ roll = (c >= m.rollup);
+ if (roll) {
+ // Y.log("over thresh " + c + ", " + lang.dump(r));
+ break;
+ }
+ }
+ }
+ }
+
+ if (roll) {
+ // Y.log("rollup: " + i + ", " + lang.dump(this, 1));
+ // add the rollup
+ r[i] = true;
+ rolled = true;
+
+ // expand the rollup's dependencies
+ this.getRequires(m);
+ }
+ }
+ }
+
+ // if we made it here w/o rolling up something, we are done
+ if (!rolled) {
+ break;
+ }
+ }
+ },
+
+ /**
+ * Remove superceded modules and loaded modules. Called by
+ * calculate() after we have the mega list of all dependencies
+ * @method _reduce
+ * @private
+ */
+ _reduce: function() {
+
+ var i, j, s, m, r=this.required;
+ for (i in r) {
+
+ // remove if already loaded
+ if (i in this.loaded) {
+ delete r[i];
+
+ // remove anything this module supersedes
+ } else {
+
+ var skinDef = this.parseSkin(i);
+
+ if (skinDef) {
+ //YAHOO.log("skin found in reduce: " + skinDef.skin + ", " + skinDef.module);
+ // the skin rollup will not have a module name
+ if (!skinDef.module) {
+ var skin_pre = this.SKIN_PREFIX + skinDef.skin;
+ //YAHOO.log("skin_pre: " + skin_pre);
+ for (j in r) {
+
+ if (lang.hasOwnProperty(r, j)) {
+ m = this.moduleInfo[j];
+ var ext = m && m.ext;
+ if (!ext && j !== i && j.indexOf(skin_pre) > -1) {
+ // Y.log ("removing component skin: " + j);
+ delete r[j];
+ }
+ }
+ }
+ }
+ } else {
+
+ m = this.moduleInfo[i];
+ s = m && m.supersedes;
+ if (s) {
+ for (j=0; j<s.length; j=j+1) {
+ if (s[j] in r) {
+ delete r[s[j]];
+ }
+ }
+ }
+ }
+ }
+ }
+ },
+
+ _onFailure: function(msg) {
+ YAHOO.log('Failure', 'info', 'loader');
+
+ var f = this.onFailure;
+ if (f) {
+ f.call(this.scope, {
+ msg: 'failure: ' + msg,
+ data: this.data,
+ success: false
+ });
+ }
+ },
+
+ _onTimeout: function() {
+ YAHOO.log('Timeout', 'info', 'loader');
+ var f = this.onTimeout;
+ if (f) {
+ f.call(this.scope, {
+ msg: 'timeout',
+ data: this.data,
+ success: false
+ });
+ }
+ },
+
+ /**
+ * Sorts the dependency tree. The last step of calculate()
+ * @method _sort
+ * @private
+ */
+ _sort: function() {
+ // create an indexed list
+ var s=[], info=this.moduleInfo, loaded=this.loaded,
+ checkOptional=!this.loadOptional, me = this;
+
+ // returns true if b is not loaded, and is required
+ // directly or by means of modules it supersedes.
+ var requires = function(aa, bb) {
+
+ var mm=info[aa];
+
+ if (loaded[bb] || !mm) {
+ return false;
+ }
+
+ var ii,
+ rr = mm.expanded,
+ after = mm.after,
+ other = info[bb],
+ optional = mm.optional;
+
+
+ // check if this module requires the other directly
+ if (rr && YUI.ArrayUtil.indexOf(rr, bb) > -1) {
+ return true;
+ }
+
+ // check if this module should be sorted after the other
+ if (after && YUI.ArrayUtil.indexOf(after, bb) > -1) {
+ return true;
+ }
+
+ // if loadOptional is not specified, optional dependencies still
+ // must be sorted correctly when present.
+ if (checkOptional && optional && YUI.ArrayUtil.indexOf(optional, bb) > -1) {
+ return true;
+ }
+
+ // check if this module requires one the other supersedes
+ var ss=info[bb] && info[bb].supersedes;
+ if (ss) {
+ for (ii=0; ii<ss.length; ii=ii+1) {
+ if (requires(aa, ss[ii])) {
+ return true;
+ }
+ }
+ }
+
+ // var ss=me.getProvides(bb, true);
+ // if (ss) {
+ // for (ii in ss) {
+ // if (requires(aa, ii)) {
+ // return true;
+ // }
+ // }
+ // }
+
+ // external css files should be sorted below yui css
+ if (mm.ext && mm.type == 'css' && !other.ext && other.type == 'css') {
+ return true;
+ }
+
+ return false;
+ };
+
+ // get the required items out of the obj into an array so we
+ // can sort
+ for (var i in this.required) {
+ if (lang.hasOwnProperty(this.required, i)) {
+ s.push(i);
+ }
+ }
+
+ // pointer to the first unsorted item
+ var p=0;
+
+ // keep going until we make a pass without moving anything
+ for (;;) {
+
+ var l=s.length, a, b, j, k, moved=false;
+
+ // start the loop after items that are already sorted
+ for (j=p; j<l; j=j+1) {
+
+ // check the next module on the list to see if its
+ // dependencies have been met
+ a = s[j];
+
+ // check everything below current item and move if we
+ // find a requirement for the current item
+ for (k=j+1; k<l; k=k+1) {
+ if (requires(a, s[k])) {
+
+ // extract the dependency so we can move it up
+ b = s.splice(k, 1);
+
+ // insert the dependency above the item that
+ // requires it
+ s.splice(j, 0, b[0]);
+
+ moved = true;
+ break;
+ }
+ }
+
+ // jump out of loop if we moved something
+ if (moved) {
+ break;
+ // this item is sorted, move our pointer and keep going
+ } else {
+ p = p + 1;
+ }
+ }
+
+ // when we make it here and moved is false, we are
+ // finished sorting
+ if (!moved) {
+ break;
+ }
+
+ }
+
+ this.sorted = s;
+ },
+
+ toString: function() {
+ var o = {
+ type: "YUILoader",
+ base: this.base,
+ filter: this.filter,
+ required: this.required,
+ loaded: this.loaded,
+ inserted: this.inserted
+ };
+
+ lang.dump(o, 1);
+ },
+
+ _combine: function() {
+
+ this._combining = [];
+
+ var self = this,
+ s=this.sorted,
+ len = s.length,
+ js = this.comboBase,
+ css = this.comboBase,
+ target,
+ startLen = js.length,
+ i, m, type = this.loadType;
+
+ YAHOO.log('type ' + type);
+
+ for (i=0; i<len; i=i+1) {
+
+ m = this.moduleInfo[s[i]];
+
+ if (m && !m.ext && (!type || type === m.type)) {
+
+ target = this.root + m.path;
+
+ // if (i < len-1) {
+ target += '&';
+ // }
+
+ if (m.type == 'js') {
+ js += target;
+ } else {
+ css += target;
+ }
+
+ // YAHOO.log(target);
+ this._combining.push(s[i]);
+ }
+ }
+
+ if (this._combining.length) {
+
+YAHOO.log('Attempting to combine: ' + this._combining, "info", "loader");
+
+ var callback=function(o) {
+ // YAHOO.log('Combo complete: ' + o.data, "info", "loader");
+ // this._combineComplete = true;
+
+ var c=this._combining, len=c.length, i, m;
+ for (i=0; i<len; i=i+1) {
+ this.inserted[c[i]] = true;
+ }
+
+ this.loadNext(o.data);
+ },
+
+ loadScript = function() {
+ // YAHOO.log('combining js: ' + js);
+ if (js.length > startLen) {
+ YAHOO.util.Get.script(self._filter(js), {
+ data: self._loading,
+ onSuccess: callback,
+ onFailure: self._onFailure,
+ onTimeout: self._onTimeout,
+ insertBefore: self.insertBefore,
+ charset: self.charset,
+ timeout: self.timeout,
+ scope: self
+ });
+ }
+ };
+
+ // load the css first
+ // YAHOO.log('combining css: ' + css);
+ if (css.length > startLen) {
+ YAHOO.util.Get.css(this._filter(css), {
+ data: this._loading,
+ onSuccess: loadScript,
+ onFailure: this._onFailure,
+ onTimeout: this._onTimeout,
+ insertBefore: this.insertBefore,
+ charset: this.charset,
+ timeout: this.timeout,
+ scope: self
+ });
+ } else {
+ loadScript();
+ }
+
+ return;
+
+ } else {
+ // this._combineComplete = true;
+ this.loadNext(this._loading);
+ }
+ },
+
+ /**
+ * inserts the requested modules and their dependencies.
+ * <code>type</code> can be "js" or "css". Both script and
+ * css are inserted if type is not provided.
+ * @method insert
+ * @param o optional options object
+ * @param type {string} the type of dependency to insert
+ */
+ insert: function(o, type) {
+ // if (o) {
+ // Y.log("insert: " + lang.dump(o, 1) + ", " + type);
+ // } else {
+ // Y.log("insert: " + this.toString() + ", " + type);
+ // }
+
+ // build the dependency list
+ this.calculate(o);
+
+
+ // set a flag to indicate the load has started
+ this._loading = true;
+
+ // flag to indicate we are done with the combo service
+ // and any additional files will need to be loaded
+ // individually
+ // this._combineComplete = false;
+
+ // keep the loadType (js, css or undefined) cached
+ this.loadType = type;
+
+ if (this.combine) {
+ return this._combine();
+ }
+
+ if (!type) {
+ // Y.log("trying to load css first");
+ var self = this;
+ this._internalCallback = function() {
+ self._internalCallback = null;
+ self.insert(null, "js");
+ };
+ this.insert(null, "css");
+ return;
+ }
+
+
+ // start the load
+ this.loadNext();
+
+ },
+
+ /**
+ * Interns the script for the requested modules. The callback is
+ * provided a reference to the sandboxed YAHOO object. This only
+ * applies to the script: css can not be sandboxed; css will be
+ * loaded into the page normally if specified.
+ * @method sandbox
+ * @param callback {Function} the callback to exectued when the load is
+ * complete.
+ */
+ sandbox: function(o, type) {
+ // if (o) {
+ // YAHOO.log("sandbox: " + lang.dump(o, 1) + ", " + type);
+ // } else {
+ // YAHOO.log("sandbox: " + this.toString() + ", " + type);
+ // }
+
+ this._config(o);
+
+ if (!this.onSuccess) {
+throw new Error("You must supply an onSuccess handler for your sandbox");
+ }
+
+ this._sandbox = true;
+
+ var self = this;
+
+ // take care of any css first (this can't be sandboxed)
+ if (!type || type !== "js") {
+ this._internalCallback = function() {
+ self._internalCallback = null;
+ self.sandbox(null, "js");
+ };
+ this.insert(null, "css");
+ return;
+ }
+
+ // get the connection manager if not on the page
+ if (!util.Connect) {
+ // get a new loader instance to load connection.
+ var ld = new YAHOO.util.YUILoader();
+ ld.insert({
+ base: this.base,
+ filter: this.filter,
+ require: "connection",
+ insertBefore: this.insertBefore,
+ charset: this.charset,
+ onSuccess: function() {
+ this.sandbox(null, "js");
+ },
+ scope: this
+ }, "js");
+ return;
+ }
+
+ this._scriptText = [];
+ this._loadCount = 0;
+ this._stopCount = this.sorted.length;
+ this._xhr = [];
+
+ this.calculate();
+
+ var s=this.sorted, l=s.length, i, m, url;
+
+ for (i=0; i<l; i=i+1) {
+ m = this.moduleInfo[s[i]];
+
+ // undefined modules cause a failure
+ if (!m) {
+ this._onFailure("undefined module " + m);
+ for (var j=0;j<this._xhr.length;j=j+1) {
+ this._xhr[j].abort();
+ }
+ return;
+ }
+
+ // css files should be done
+ if (m.type !== "js") {
+ this._loadCount++;
+ continue;
+ }
+
+ url = m.fullpath;
+ url = (url) ? this._filter(url) : this._url(m.path);
+
+ // YAHOO.log("xhr request: " + url + ", " + i);
+
+ var xhrData = {
+
+ success: function(o) {
+
+ var idx=o.argument[0], name=o.argument[2];
+
+ // store the response in the position it was requested
+ this._scriptText[idx] = o.responseText;
+
+ // YAHOO.log("received: " + o.responseText.substr(0, 100) + ", " + idx);
+
+ if (this.onProgress) {
+ this.onProgress.call(this.scope, {
+ name: name,
+ scriptText: o.responseText,
+ xhrResponse: o,
+ data: this.data
+ });
+ }
+
+ // only generate the sandbox once everything is loaded
+ this._loadCount++;
+
+ if (this._loadCount >= this._stopCount) {
+
+ // the variable to find
+ var v = this.varName || "YAHOO";
+
+ // wrap the contents of the requested modules in an anonymous function
+ var t = "(function() {\n";
+
+ // return the locally scoped reference.
+ var b = "\nreturn " + v + ";\n})();";
+
+ var ref = eval(t + this._scriptText.join("\n") + b);
+
+ this._pushEvents(ref);
+
+ if (ref) {
+ this.onSuccess.call(this.scope, {
+ reference: ref,
+ data: this.data
+ });
+ } else {
+ this._onFailure.call(this.varName + " reference failure");
+ }
+ }
+ },
+
+ failure: function(o) {
+ this.onFailure.call(this.scope, {
+ msg: "XHR failure",
+ xhrResponse: o,
+ data: this.data
+ });
+ },
+
+ scope: this,
+
+ // module index, module name, sandbox name
+ argument: [i, url, s[i]]
+
+ };
+
+ this._xhr.push(util.Connect.asyncRequest('GET', url, xhrData));
+ }
+ },
+
+ /**
+ * Executed every time a module is loaded, and if we are in a load
+ * cycle, we attempt to load the next script. Public so that it
+ * is possible to call this if using a method other than
+ * YAHOO.register to determine when scripts are fully loaded
+ * @method loadNext
+ * @param mname {string} optional the name of the module that has
+ * been loaded (which is usually why it is time to load the next
+ * one)
+ */
+ loadNext: function(mname) {
+
+ // It is possible that this function is executed due to something
+ // else one the page loading a YUI module. Only react when we
+ // are actively loading something
+ if (!this._loading) {
+ return;
+ }
+
+
+ if (mname) {
+
+ // if the module that was just loaded isn't what we were expecting,
+ // continue to wait
+ if (mname !== this._loading) {
+ return;
+ }
+
+ // YAHOO.log("loadNext executing, just loaded " + mname);
+
+ // The global handler that is called when each module is loaded
+ // will pass that module name to this function. Storing this
+ // data to avoid loading the same module multiple times
+ this.inserted[mname] = true;
+
+ if (this.onProgress) {
+ this.onProgress.call(this.scope, {
+ name: mname,
+ data: this.data
+ });
+ }
+ //var o = this.getProvides(mname);
+ //this.inserted = lang.merge(this.inserted, o);
+ }
+
+ var s=this.sorted, len=s.length, i, m;
+
+ for (i=0; i<len; i=i+1) {
+
+ // This.inserted keeps track of what the loader has loaded
+ if (s[i] in this.inserted) {
+ // YAHOO.log(s[i] + " alread loaded ");
+ continue;
+ }
+
+ // Because rollups will cause multiple load notifications
+ // from YAHOO, loadNext may be called multiple times for
+ // the same module when loading a rollup. We can safely
+ // skip the subsequent requests
+ if (s[i] === this._loading) {
+ // YAHOO.log("still loading " + s[i] + ", waiting");
+ return;
+ }
+
+ // log("inserting " + s[i]);
+ m = this.moduleInfo[s[i]];
+
+ if (!m) {
+ this.onFailure.call(this.scope, {
+ msg: "undefined module " + m,
+ data: this.data
+ });
+ return;
+ }
+
+ // The load type is stored to offer the possibility to load
+ // the css separately from the script.
+ if (!this.loadType || this.loadType === m.type) {
+ this._loading = s[i];
+ //YAHOO.log("attempting to load " + s[i] + ", " + this.base);
+
+ var fn=(m.type === "css") ? util.Get.css : util.Get.script,
+ url = m.fullpath,
+ self=this,
+ c=function(o) {
+ self.loadNext(o.data);
+ };
+
+ url = (url) ? this._filter(url) : this._url(m.path);
+
+ // safari 2.x or lower, script, and part of YUI
+ if (env.ua.webkit && env.ua.webkit < 420 && m.type === "js" &&
+ !m.varName) {
+ //YUI.info.moduleInfo[s[i]]) {
+ //YAHOO.log("using YAHOO env " + s[i] + ", " + m.varName);
+ c = null;
+ this._useYahooListener = true;
+ }
+
+ fn(url, {
+ data: s[i],
+ onSuccess: c,
+ onFailure: this._onFailure,
+ onTimeout: this._onTimeout,
+ insertBefore: this.insertBefore,
+ charset: this.charset,
+ timeout: this.timeout,
+ varName: m.varName,
+ scope: self
+ });
+
+ return;
+ }
+ }
+
+ // we are finished
+ this._loading = null;
+
+ // internal callback for loading css first
+ if (this._internalCallback) {
+ var f = this._internalCallback;
+ this._internalCallback = null;
+ f.call(this);
+ } else if (this.onSuccess) {
+ this._pushEvents();
+ this.onSuccess.call(this.scope, {
+ data: this.data
+ });
+ }
+
+ },
+
+ /**
+ * In IE, the onAvailable/onDOMReady events need help when Event is
+ * loaded dynamically
+ * @method _pushEvents
+ * @param {Function} optional function reference
+ * @private
+ */
+ _pushEvents: function(ref) {
+ var r = ref || YAHOO;
+ if (r.util && r.util.Event) {
+ r.util.Event._load();
+ }
+ },
+
+ /**
+ * Applies filter
+ * method _filter
+ * @return {string} the filtered string
+ * @private
+ */
+ _filter: function(str) {
+ var f = this.filter;
+ return (f) ? str.replace(new RegExp(f.searchExp, 'g'), f.replaceStr) : str;
+ },
+
+ /**
+ * Generates the full url for a module
+ * method _url
+ * @param path {string} the path fragment
+ * @return {string} the full url
+ * @private
+ */
+ _url: function(path) {
+ return this._filter((this.base || "") + path);
+ }
+
+ };
+
+})();
+YAHOO.register("yuiloader", YAHOO.util.YUILoader, {version: "2.7.0", build: "1799"});
ToastFreeware / philipp / winterrodeln / wradmin.git / blobdiff