mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Math
synced 2024-11-27 00:42:56 +00:00
a36b0e04d8
* Pulled in MathJax 1.1 (minus the 112 megabytes of PNG "fonts") * Pulled in some of <https://en.wikipedia.org/wiki/User:Nageh/mathJax> bits for initialization This doesn't currently override PNG images, but does replace the text-form if you configure it.
2097 lines
78 KiB
JavaScript
2097 lines
78 KiB
JavaScript
/*************************************************************
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*
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* MathJax.js
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*
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* The main support code for the MathJax Hub, including the
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* Ajax, Callback, Messaging, and Object-Oriented Programming
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* libraries, as well as the base Jax classes, and startup
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* processing code.
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*
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* ---------------------------------------------------------------------
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*
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* Copyright (c) 2009-2011 Design Science, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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if (document.getElementById && document.childNodes && document.createElement) {
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if (!window.MathJax) {window.MathJax= {}}
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if (!MathJax.Hub) { // skip if already loaded
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MathJax.version = "1.1a";
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MathJax.fileversion = "1.1.7";
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/**********************************************************/
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(function (BASENAME) {
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var BASE = window[BASENAME];
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if (!BASE) {BASE = window[BASENAME] = {}}
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var PROTO = []; // a static object used to indicate when a prototype is being created
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var OBJECT = function (def) {
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var obj = def.constructor; if (!obj) {obj = new Function("")}
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for (var id in def) {if (id !== 'constructor' && def.hasOwnProperty(id)) {obj[id] = def[id]}}
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return obj;
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};
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var CONSTRUCTOR = function () {
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return new Function ("return arguments.callee.Init.call(this,arguments)");
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};
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//
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// Test for Safari 2.x bug (can't replace prototype for result of new Function()).
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// (We don't use this version for everyone since it is a closure and we don't need that).
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//
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var BUGTEST = CONSTRUCTOR(); BUGTEST.prototype = {bug_test: 1};
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if (!BUGTEST.prototype.bug_test) {
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CONSTRUCTOR = function () {
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return function () {return arguments.callee.Init.call(this,arguments)};
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};
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};
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BASE.Object = OBJECT({
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constructor: CONSTRUCTOR(),
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Subclass: function (def,classdef) {
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var obj = CONSTRUCTOR();
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obj.SUPER = this; obj.Init = this.Init;
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obj.Subclass = this.Subclass; obj.Augment = this.Augment;
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obj.protoFunction = this.protoFunction;
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obj.can = this.can; obj.has = this.has; obj.isa = this.isa;
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obj.prototype = new this(PROTO);
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obj.prototype.constructor = obj; // the real constructor
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obj.Augment(def,classdef);
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return obj;
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},
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Init: function (args) {
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var obj = this;
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if (args.length === 1 && args[0] === PROTO) {return obj}
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if (!(obj instanceof args.callee)) {obj = new args.callee(PROTO)}
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return obj.Init.apply(obj,args) || obj;
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},
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Augment: function (def,classdef) {
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var id;
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if (def != null) {
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for (id in def) {if (def.hasOwnProperty(id)) {this.protoFunction(id,def[id])}}
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// MSIE doesn't list toString even if it is not native so handle it separately
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if (def.toString !== this.prototype.toString && def.toString !== {}.toString)
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{this.protoFunction('toString',def.toString)}
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}
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if (classdef != null) {
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for (id in classdef) {if (classdef.hasOwnProperty(id)) {this[id] = classdef[id]}}
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}
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return this;
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},
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protoFunction: function (id,def) {
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this.prototype[id] = def;
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if (typeof def === "function") {def.SUPER = this.SUPER.prototype}
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},
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prototype: {
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Init: function () {},
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SUPER: function (fn) {return fn.callee.SUPER},
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can: function (method) {return typeof(this[method]) === "function"},
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has: function (property) {return typeof(this[property]) !== "undefined"},
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isa: function (obj) {return (obj instanceof Object) && (this instanceof obj)}
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},
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can: function (method) {return this.prototype.can.call(this,method)},
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has: function (property) {return this.prototype.has.call(this,property)},
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isa: function (obj) {
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var constructor = this;
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while (constructor) {
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if (constructor === obj) {return true} else {constructor = constructor.SUPER}
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}
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return false;
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},
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SimpleSUPER: OBJECT({
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constructor: function (def) {return this.SimpleSUPER.define(def)},
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define: function (src) {
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var dst = {};
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if (src != null) {
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for (var id in src) {if (src.hasOwnProperty(id)) {this.protoFunction(id,src[id])}}
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// MSIE doesn't list toString even if it is not native so handle it separately
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if (src.toString !== this.prototype.toString && src.toString !== {}.toString)
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{this.protoFunction('toString',src.toString)}
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}
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return dst;
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},
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wrap: function (id,f) {
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if (typeof(f) === 'function' && f.toString().match(/\.\s*SUPER\s*\(/)) {
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var fn = new Function(this.wrapper);
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fn.label = id; fn.original = f; f = fn;
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fn.toString = this.stringify;
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}
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return f;
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},
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wrapper: function () {
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var fn = arguments.callee;
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this.SUPER = fn.SUPER[fn.label];
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try {var result = fn.original.apply(this,arguments)}
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catch (err) {delete this.SUPER; throw err}
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delete this.SUPER;
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return result;
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}.toString().replace(/^\s*function \(\)\s*\{\s*/i,"").replace(/\s*\}\s*$/i,""),
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toString: function () {
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return this.original.toString.apply(this.original,arguments);
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}
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})
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});
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})("MathJax");
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/**********************************************************/
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/*
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* Create a callback function from various forms of data:
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*
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* MathJax.Callback(fn) -- callback to a function
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*
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* MathJax.Callback([fn]) -- callback to function
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* MathJax.Callback([fn,data...])
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* -- callback to function with given data as arguments
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* MathJax.Callback([object,fn])
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* -- call fn with object as "this"
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* MathJax.Callback([object,fn,data...])
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* -- call fn with object as "this" and data as arguments
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* MathJax.Callback(["method",object])
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* -- call method of object wth object as "this"
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* MathJax.Callback(["method",object,data...])
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* -- as above, but with data as arguments to method
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*
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* MathJax.Callback({hook: fn, data: [...], object: this})
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* -- give function, data, and object to act as "this" explicitly
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*
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* MathJax.Callback("code") -- callback that compiles and executes a string
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*
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* MathJax.Callback([...],i)
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* -- use slice of array starting at i and interpret
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* result as above. (Used for passing "arguments" array
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* and trimming initial arguments, if any.)
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*/
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/*
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* MathJax.Callback.After([...],cb1,cb2,...)
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* -- make a callback that isn't called until all the other
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* ones are called first. I.e., wait for a union of
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* callbacks to occur before making the given callback.
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*/
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/*
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* MathJax.Callback.Queue([callback,...])
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* -- make a synchronized queue of commands that process
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* sequentially, waiting for those that return uncalled
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* callbacks.
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*/
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/*
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* MathJax.Callback.Signal(name)
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* -- finds or creates a names signal, to which listeners
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* can be attached and are signaled by messages posted
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* to the signal. Responses can be asynchronous.
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*/
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(function (BASENAME) {
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var BASE = window[BASENAME];
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if (!BASE) {BASE = window[BASENAME] = {}}
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//
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// Create a callback from an associative array
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//
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var CALLBACK = function (data) {
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var cb = new Function("return arguments.callee.execute.apply(arguments.callee,arguments)");
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for (var id in CALLBACK.prototype) {
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if (CALLBACK.prototype.hasOwnProperty(id)) {
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if (typeof(data[id]) !== 'undefined') {cb[id] = data[id]}
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else {cb[id] = CALLBACK.prototype[id]}
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}
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}
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cb.toString = CALLBACK.prototype.toString;
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return cb;
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};
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CALLBACK.prototype = {
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isCallback: true,
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hook: function () {},
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data: [],
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object: window,
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execute: function () {
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if (!this.called || this.autoReset) {
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this.called = !this.autoReset;
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return this.hook.apply(this.object,this.data.concat([].slice.call(arguments,0)));
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}
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},
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reset: function () {delete this.called},
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toString: function () {return this.hook.toString.apply(this.hook,arguments)}
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};
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var ISCALLBACK = function (f) {
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return (typeof(f) === "function" && f.isCallback);
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}
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//
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// Evaluate a string in global context
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//
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var EVAL = function (code) {return eval.call(window,code)}
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EVAL("var __TeSt_VaR__ = 1"); // check if it works in global context
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if (window.__TeSt_VaR__) {
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try { delete window.__TeSt_VaR__; } // NOTE IE9 throws when in IE7 mode
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catch (error) { window.__TeSt_VaR__ = null; }
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} else {
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if (window.execScript) {
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// IE
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EVAL = function (code) {
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BASE.__code = code;
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code = "try {"+BASENAME+".__result = eval("+BASENAME+".__code)} catch(err) {"+BASENAME+".__result = err}";
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window.execScript(code);
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var result = BASE.__result; delete BASE.__result; delete BASE.__code;
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if (result instanceof Error) {throw result}
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return result;
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}
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} else {
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// Safari2
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EVAL = function (code) {
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BASE.__code = code;
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code = "try {"+BASENAME+".__result = eval("+BASENAME+".__code)} catch(err) {"+BASENAME+".__result = err}";
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var head = (document.getElementsByTagName("head"))[0]; if (!head) {head = document.body}
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var script = document.createElement("script");
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script.appendChild(document.createTextNode(code));
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head.appendChild(script); head.removeChild(script);
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var result = BASE.__result; delete BASE.__result; delete BASE.__code;
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if (result instanceof Error) {throw result}
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return result;
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}
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}
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}
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//
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// Create a callback from various types of data
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//
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var USING = function (args,i) {
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if (arguments.length > 1) {
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if (arguments.length === 2 && !(typeof arguments[0] === 'function') &&
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arguments[0] instanceof Object && typeof arguments[1] === 'number')
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{args = [].slice.call(args,i)}
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else {args = [].slice.call(arguments,0)}
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}
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if (args instanceof Array && args.length === 1) {args = args[0]}
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if (typeof args === 'function') {
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if (args.execute === CALLBACK.prototype.execute) {return args}
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return CALLBACK({hook: args});
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} else if (args instanceof Array) {
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if (typeof(args[0]) === 'string' && args[1] instanceof Object &&
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typeof args[1][args[0]] === 'function') {
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return CALLBACK({hook: args[1][args[0]], object: args[1], data: args.slice(2)});
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} else if (typeof args[0] === 'function') {
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return CALLBACK({hook: args[0], data: args.slice(1)});
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} else if (typeof args[1] === 'function') {
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return CALLBACK({hook: args[1], object: args[0], data: args.slice(2)});
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}
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} else if (typeof(args) === 'string') {
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return CALLBACK({hook: EVAL, data: [args]});
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} else if (args instanceof Object) {
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return CALLBACK(args);
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} else if (typeof(args) === 'undefined') {
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return CALLBACK({});
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}
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throw Error("Can't make callback from given data");
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};
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//
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// Wait for a given time to elapse and then perform the callback
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//
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var DELAY = function (time,callback) {
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callback = USING(callback);
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callback.timeout = setTimeout(callback,time);
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return callback;
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};
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//
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// Callback used by AFTER, QUEUE, and SIGNAL to check if calls have completed
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//
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var WAITFOR = function (callback,signal) {
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callback = USING(callback);
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if (!callback.called) {WAITSIGNAL(callback,signal); signal.pending++}
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};
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var WAITEXECUTE = function () {
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var signals = this.signal; delete this.signal;
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this.execute = this.oldExecute; delete this.oldExecute;
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var result = this.execute.apply(this,arguments);
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if (ISCALLBACK(result) && !result.called) {WAITSIGNAL(result,signals)} else {
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for (var i = 0, m = signals.length; i < m; i++) {
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signals[i].pending--;
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if (signals[i].pending <= 0) {signals[i].call()}
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}
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}
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};
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var WAITSIGNAL = function (callback,signals) {
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if (!(signals instanceof Array)) {signals = [signals]}
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if (!callback.signal) {
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callback.oldExecute = callback.execute;
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callback.execute = WAITEXECUTE;
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callback.signal = signals;
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} else if (signals.length === 1) {callback.signal.push(signals[0])}
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else {callback.signal = callback.signal.concat(signals)}
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};
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|
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//
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// Create a callback that is called when a collection of other callbacks have
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// all been executed. If the callback gets called immediately (i.e., the
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// others are all already called), check if it returns another callback
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// and return that instead.
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//
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var AFTER = function (callback) {
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callback = USING(callback);
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callback.pending = 0;
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for (var i = 1, m = arguments.length; i < m; i++)
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{if (arguments[i]) {WAITFOR(arguments[i],callback)}}
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if (callback.pending === 0) {
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var result = callback();
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if (ISCALLBACK(result)) {callback = result}
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}
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return callback;
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};
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|
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//
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// Run an array of callbacks passing them the given data.
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// If any return callbacks, return a callback that will be
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// executed when they all have completed.
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//
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var HOOKS = function (hooks,data,reset) {
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if (!hooks) {return null}
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if (!(hooks instanceof Array)) {hooks = [hooks]}
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if (!(data instanceof Array)) {data = (data == null ? [] : [data])}
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var callbacks = [{}];
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for (var i = 0, m = hooks.length; i < m; i++) {
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if (reset) {hooks[i].reset()}
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var result = hooks[i].apply(window,data);
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if (ISCALLBACK(result) && !result.called) {callbacks.push(result)}
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}
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if (callbacks.length === 1) {return null}
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if (callbacks.length === 2) {return callbacks[1]}
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return AFTER.apply({},callbacks);
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};
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|
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//
|
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// Command queue that performs commands in order, waiting when
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// necessary for commands to complete asynchronousely
|
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//
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var QUEUE = BASE.Object.Subclass({
|
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//
|
|
// Create the queue and push any commands that are specified
|
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//
|
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Init: function () {
|
|
this.pending = 0; this.running = 0;
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this.queue = [];
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this.Push.apply(this,arguments);
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},
|
|
//
|
|
// Add commands to the queue and run them. Adding a callback object
|
|
// (rather than a callback specification) queues a wait for that callback.
|
|
// Return the final callback for synchronization purposes.
|
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//
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Push: function () {
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var callback;
|
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for (var i = 0, m = arguments.length; i < m; i++) {
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callback = USING(arguments[i]);
|
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if (callback === arguments[i] && !callback.called)
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{callback = USING(["wait",this,callback])}
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|
this.queue.push(callback);
|
|
}
|
|
if (!this.running && !this.pending) {this.Process()}
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|
return callback;
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},
|
|
//
|
|
// Process the command queue if we aren't waiting on another command
|
|
//
|
|
Process: function (queue) {
|
|
while (!this.running && !this.pending && this.queue.length) {
|
|
var callback = this.queue[0];
|
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queue = this.queue.slice(1); this.queue = [];
|
|
this.Suspend(); var result = callback(); this.Resume();
|
|
if (queue.length) {this.queue = queue.concat(this.queue)}
|
|
if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
|
|
}
|
|
},
|
|
//
|
|
// Suspend/Resume command processing on this queue
|
|
//
|
|
Suspend: function () {this.running++},
|
|
Resume: function () {if (this.running) {this.running--}},
|
|
//
|
|
// Used by WAITFOR to restart the queue when an action completes
|
|
//
|
|
call: function () {this.Process.apply(this,arguments)},
|
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wait: function (callback) {return callback}
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|
});
|
|
|
|
//
|
|
// Create a named signal that listeners can attach to, to be signaled by
|
|
// postings made to the signal. Posts are queued if they occur while one
|
|
// is already in process.
|
|
//
|
|
var SIGNAL = QUEUE.Subclass({
|
|
Init: function (name) {
|
|
QUEUE.prototype.Init.call(this);
|
|
this.name = name;
|
|
this.posted = []; // the messages posted so far
|
|
this.listeners = []; // those with interest in this signal
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|
},
|
|
//
|
|
// Post a message to the signal listeners, with callback for when complete
|
|
//
|
|
Post: function (message,callback,forget) {
|
|
callback = USING(callback);
|
|
if (this.posting || this.pending) {
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|
this.Push(["Post",this,message,callback,forget]);
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|
} else {
|
|
this.callback = callback; callback.reset();
|
|
if (!forget) {this.posted.push(message)}
|
|
this.Suspend(); this.posting = 1;
|
|
for (var i = 0, m = this.listeners.length; i < m; i++) {
|
|
this.listeners[i].reset();
|
|
var result = (this.listeners[i])(message);
|
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if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
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}
|
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this.Resume(); delete this.posting;
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if (!this.pending) {this.call()}
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}
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|
return callback;
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},
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//
|
|
// Clear the post history (so new listeners won't get old messages)
|
|
//
|
|
Clear: function (callback) {
|
|
callback = USING(callback);
|
|
if (this.posting || this.pending) {
|
|
callback = this.Push(["Clear",this,callback]);
|
|
} else {
|
|
this.posted = [];
|
|
callback();
|
|
}
|
|
return callback;
|
|
},
|
|
//
|
|
// Call the callback (all replies are in) and process the command queue
|
|
//
|
|
call: function () {this.callback(this); this.Process()},
|
|
|
|
//
|
|
// A listener calls this to register intrest in the signal (so it will be called
|
|
// when posts occur). If ignorePast is 1, it will not be sent the post history.
|
|
//
|
|
Interest: function (callback,ignorePast) {
|
|
callback = USING(callback);
|
|
this.listeners[this.listeners.length] = callback;
|
|
if (!ignorePast) {
|
|
for (var i = 0, m = this.posted.length; i < m; i++) {
|
|
callback.reset();
|
|
var result = callback(this.posted[i]);
|
|
if (ISCALLBACK(result) && i === this.posted.length-1) {WAITFOR(result,this)}
|
|
}
|
|
}
|
|
return callback;
|
|
},
|
|
//
|
|
// A listener calls this to remove itself from a signal
|
|
//
|
|
NoInterest: function (callback) {
|
|
for (var i = 0, m = this.listeners.length; i < m; i++) {
|
|
if (this.listeners[i] === callback) {this.listeners.splice(i,1); return}
|
|
}
|
|
},
|
|
|
|
//
|
|
// Hook a callback to a particular message on this signal
|
|
//
|
|
MessageHook: function (msg,callback) {
|
|
callback = USING(callback);
|
|
if (!this.hooks) {this.hooks = {}; this.Interest(["ExecuteHooks",this])}
|
|
if (!this.hooks[msg]) {this.hooks[msg] = []}
|
|
this.hooks[msg].push(callback);
|
|
for (var i = 0, m = this.posted.length; i < m; i++)
|
|
{if (this.posted[i] == msg) {callback.reset(); callback(this.posted[i])}}
|
|
return callback;
|
|
},
|
|
//
|
|
// Execute the message hooks for the given message
|
|
//
|
|
ExecuteHooks: function (msg,more) {
|
|
var type = ((msg instanceof Array) ? msg[0] : msg);
|
|
return HOOKS(this.hooks[type],[msg],true);
|
|
}
|
|
|
|
},{
|
|
signals: {}, // the named signals
|
|
find: function (name) {
|
|
if (!SIGNAL.signals[name]) {SIGNAL.signals[name] = new SIGNAL(name)}
|
|
return SIGNAL.signals[name];
|
|
}
|
|
});
|
|
|
|
//
|
|
// The main entry-points
|
|
//
|
|
BASE.Callback = BASE.CallBack = USING;
|
|
BASE.Callback.Delay = DELAY;
|
|
BASE.Callback.After = AFTER;
|
|
BASE.Callback.Queue = QUEUE;
|
|
BASE.Callback.Signal = SIGNAL.find;
|
|
BASE.Callback.ExecuteHooks = HOOKS;
|
|
})("MathJax");
|
|
|
|
/**********************************************************/
|
|
|
|
(function (BASENAME) {
|
|
var BASE = window[BASENAME];
|
|
if (!BASE) {BASE = window[BASENAME] = {}}
|
|
|
|
var isSafari2 = (navigator.vendor === "Apple Computer, Inc." &&
|
|
typeof navigator.vendorSub === "undefined");
|
|
var sheets = 0; // used by Safari2
|
|
|
|
//
|
|
// Update sheets count and look up the head object
|
|
//
|
|
var HEAD = function (head) {
|
|
if (document.styleSheets && document.styleSheets.length > sheets)
|
|
{sheets = document.styleSheets.length}
|
|
if (!head) {
|
|
head = (document.getElementsByTagName("head"))[0];
|
|
if (!head) {head = document.body}
|
|
}
|
|
return head;
|
|
};
|
|
|
|
//
|
|
// Remove scripts that are completed so they don't clutter up the HEAD.
|
|
// This runs via setTimeout since IE7 can't remove the script while it is running.
|
|
//
|
|
var SCRIPTS = []; // stores scripts to be removed after a delay
|
|
var REMOVESCRIPTS = function () {
|
|
for (var i = 0, m = SCRIPTS.length; i < m; i++) {BASE.Ajax.head.removeChild(SCRIPTS[i])}
|
|
SCRIPTS = [];
|
|
};
|
|
|
|
BASE.Ajax = {
|
|
loaded: {}, // files already loaded
|
|
loading: {}, // files currently in process of loading
|
|
loadHooks: {}, // hooks to call when files are loaded
|
|
timeout: 15*1000, // timeout for loading of files (15 seconds)
|
|
styleDelay: 1, // delay to use before styles are available
|
|
config: {root: ""}, // URL of root directory to load from
|
|
|
|
STATUS: {
|
|
OK: 1, // file is loading or did load OK
|
|
ERROR: -1 // file timed out during load
|
|
},
|
|
|
|
rootPattern: new RegExp("^\\["+BASENAME+"\\]"),
|
|
|
|
//
|
|
// Return a complete URL to a file (replacing the root pattern)
|
|
//
|
|
fileURL: function (file) {return file.replace(this.rootPattern,this.config.root)},
|
|
|
|
//
|
|
// Load a file if it hasn't been already.
|
|
// Make sure the file URL is "safe"?
|
|
//
|
|
Require: function (file,callback) {
|
|
callback = BASE.Callback(callback); var type;
|
|
if (file instanceof Object) {for (var i in file) {}; type = i.toUpperCase(); file = file[i]}
|
|
else {type = file.split(/\./).pop().toUpperCase()}
|
|
file = this.fileURL(file);
|
|
// FIXME: check that URL is OK
|
|
if (this.loaded[file]) {
|
|
callback(this.loaded[file]);
|
|
} else {
|
|
var FILE = {}; FILE[type] = file;
|
|
this.Load(FILE,callback);
|
|
}
|
|
return callback;
|
|
},
|
|
|
|
//
|
|
// Load a file regardless of where it is and whether it has
|
|
// already been loaded.
|
|
//
|
|
Load: function (file,callback) {
|
|
callback = BASE.Callback(callback); var type;
|
|
if (file instanceof Object) {for (var i in file) {}; type = i.toUpperCase(); file = file[i]}
|
|
else {type = file.split(/\./).pop().toUpperCase()}
|
|
file = this.fileURL(file);
|
|
if (this.loading[file]) {
|
|
if (!this.loadHooks[file]) {this.loadHooks[file] = []}
|
|
this.loadHooks[file].push(callback);
|
|
} else {
|
|
this.head = HEAD(this.head);
|
|
if (this.loader[type]) {this.loader[type].call(this,file,callback)}
|
|
else {throw Error("Can't load files of type "+type)}
|
|
}
|
|
return callback;
|
|
},
|
|
|
|
//
|
|
// Register a load hook for a particular file (it will be called when
|
|
// loadComplete() is called for that file)
|
|
//
|
|
LoadHook: function (file,callback) {
|
|
callback = BASE.Callback(callback);
|
|
if (file instanceof Object) {for (var i in file) {file = file[i]}}
|
|
file = this.fileURL(file);
|
|
if (this.loaded[file]) {
|
|
callback(this.loaded[file]);
|
|
} else {
|
|
if (!this.loadHooks[file]) {this.loadHooks[file] = []}
|
|
this.loadHooks[file].push(callback);
|
|
}
|
|
return callback;
|
|
},
|
|
|
|
//
|
|
// Used when files are combined in a preloading configuration file
|
|
//
|
|
Preloading: function () {
|
|
for (var i = 0, m = arguments.length; i < m; i++) {
|
|
var file = this.fileURL(arguments[i]);
|
|
if (!this.loading[file]) {this.loading[file] = {preloaded: true}}
|
|
}
|
|
},
|
|
|
|
//
|
|
// Code used to load the various types of files
|
|
// (JS for JavaScript, CSS for style sheets)
|
|
//
|
|
loader: {
|
|
//
|
|
// Create a SCRIPT tag to load the file
|
|
//
|
|
JS: function (file,callback) {
|
|
var script = document.createElement("script");
|
|
var timeout = BASE.Callback(["loadTimeout",this,file]);
|
|
this.loading[file] = {
|
|
callback: callback,
|
|
message: BASE.Message.File(file),
|
|
timeout: setTimeout(timeout,this.timeout),
|
|
status: this.STATUS.OK,
|
|
script: script
|
|
};
|
|
script.onerror = timeout; // doesn't work in IE and no apparent substitute
|
|
script.type = "text/javascript";
|
|
script.src = file;
|
|
this.head.appendChild(script);
|
|
},
|
|
//
|
|
// Create a LINK tag to load the style sheet
|
|
//
|
|
CSS: function (file,callback) {
|
|
var link = document.createElement("link");
|
|
link.rel = "stylesheet"; link.type = "text/css"; link.href = file;
|
|
this.loading[file] = {
|
|
callback: callback,
|
|
message: BASE.Message.File(file),
|
|
status: this.STATUS.OK
|
|
};
|
|
this.head.appendChild(link);
|
|
this.timer.create.call(this,[this.timer.file,file],link);
|
|
}
|
|
},
|
|
|
|
//
|
|
// Timing code for checking when style sheets are available.
|
|
//
|
|
timer: {
|
|
//
|
|
// Create the timing callback and start the timing loop.
|
|
// We use a delay because some browsers need it to allow the styles
|
|
// to be processed.
|
|
//
|
|
create: function (callback,node) {
|
|
callback = BASE.Callback(callback);
|
|
if (node.nodeName === "STYLE" && node.styleSheet &&
|
|
typeof(node.styleSheet.cssText) !== 'undefined') {
|
|
callback(this.STATUS.OK); // MSIE processes style immediately, but doesn't set its styleSheet!
|
|
} else if (window.chrome && typeof(window.sessionStorage) !== "undefined" &&
|
|
node.nodeName === "STYLE") {
|
|
callback(this.STATUS.OK); // Same for Chrome 5 (beta), Grrr.
|
|
} else if (isSafari2) {
|
|
this.timer.start(this,[this.timer.checkSafari2,sheets++,callback],this.styleDelay);
|
|
} else {
|
|
this.timer.start(this,[this.timer.checkLength,node,callback],this.styleDelay);
|
|
}
|
|
return callback;
|
|
},
|
|
//
|
|
// Start the timer for the given callback checker
|
|
//
|
|
start: function (AJAX,check,delay,timeout) {
|
|
check = BASE.Callback(check);
|
|
check.execute = this.execute; check.time = this.time;
|
|
check.STATUS = AJAX.STATUS; check.timeout = timeout || AJAX.timeout;
|
|
check.delay = check.total = 0;
|
|
setTimeout(check,delay);
|
|
},
|
|
//
|
|
// Increment the time total, increase the delay
|
|
// and test if we are past the timeout time.
|
|
//
|
|
time: function (callback) {
|
|
this.total += this.delay;
|
|
this.delay = Math.floor(this.delay * 1.05 + 5);
|
|
if (this.total >= this.timeout) {callback(this.STATUS.ERROR); return 1}
|
|
return 0;
|
|
},
|
|
//
|
|
// For JS file loads, call the proper routine according to status
|
|
//
|
|
file: function (file,status) {
|
|
if (status < 0) {BASE.Ajax.loadTimeout(file)} else {BASE.Ajax.loadComplete(file)}
|
|
},
|
|
//
|
|
// Call the hook with the required data
|
|
//
|
|
execute: function () {this.hook.call(this.object,this,this.data[0],this.data[1])},
|
|
//
|
|
// Safari2 doesn't set the link's stylesheet, so we need to look in the
|
|
// document.styleSheets array for the new sheet when it is created
|
|
//
|
|
checkSafari2: function (check,length,callback) {
|
|
if (check.time(callback)) return;
|
|
if (document.styleSheets.length > length &&
|
|
document.styleSheets[length].cssRules &&
|
|
document.styleSheets[length].cssRules.length)
|
|
{callback(check.STATUS.OK)} else {setTimeout(check,check.delay)}
|
|
},
|
|
//
|
|
// Look for the stylesheets rules and check when they are defined
|
|
// and no longer of length zero. (This assumes there actually ARE
|
|
// some rules in the stylesheet.)
|
|
//
|
|
checkLength: function (check,node,callback) {
|
|
if (check.time(callback)) return;
|
|
var isStyle = 0; var sheet = (node.sheet || node.styleSheet);
|
|
try {if ((sheet.cssRules||sheet.rules||[]).length > 0) {isStyle = 1}} catch(err) {
|
|
if (err.message.match(/protected variable|restricted URI/)) {isStyle = 1}
|
|
else if (err.message.match(/Security error/)) {
|
|
// Firefox3 gives "Security error" for missing files, so
|
|
// can't distinguish that from OK files on remote servers.
|
|
// or OK files in different directory from local files.
|
|
isStyle = 1; // just say it is OK (can't really tell)
|
|
}
|
|
}
|
|
if (isStyle) {
|
|
// Opera 9.6 requires this setTimeout
|
|
setTimeout(BASE.Callback([callback,check.STATUS.OK]),0);
|
|
} else {
|
|
setTimeout(check,check.delay);
|
|
}
|
|
}
|
|
},
|
|
|
|
//
|
|
// JavaScript code must call this when they are completely initialized
|
|
// (this allows them to perform asynchronous actions before indicating
|
|
// that they are complete).
|
|
//
|
|
loadComplete: function (file) {
|
|
file = this.fileURL(file);
|
|
var loading = this.loading[file];
|
|
if (loading && !loading.preloaded) {
|
|
BASE.Message.Clear(loading.message);
|
|
clearTimeout(loading.timeout);
|
|
if (loading.script) {
|
|
if (SCRIPTS.length === 0) {setTimeout(REMOVESCRIPTS,0)}
|
|
SCRIPTS.push(loading.script);
|
|
}
|
|
this.loaded[file] = loading.status; delete this.loading[file];
|
|
if (!this.loadHooks[file]) {this.loadHooks[file] = []}
|
|
this.loadHooks[file].push(loading.callback);
|
|
} else {
|
|
this.loaded[file] = this.STATUS.OK;
|
|
loading = {status: this.STATUS.OK}
|
|
}
|
|
BASE.Callback.ExecuteHooks(this.loadHooks[file],loading.status);
|
|
},
|
|
|
|
//
|
|
// If a file fails to load within the timeout period (or the onerror handler
|
|
// is called), this routine runs to signal the error condition.
|
|
//
|
|
loadTimeout: function (file) {
|
|
if (this.loading[file].timeout) {clearTimeout(this.loading[file].timeout)}
|
|
this.loading[file].status = this.STATUS.ERROR;
|
|
this.loadError(file);
|
|
this.loadComplete(file);
|
|
},
|
|
|
|
//
|
|
// The default error hook for file load failures
|
|
//
|
|
loadError: function (file) {BASE.Message.Set("File failed to load: "+file,null,2000)},
|
|
|
|
//
|
|
// Defines a style sheet from a hash of style declarations (key:value pairs
|
|
// where the key is the style selector and the value is a hash of CSS attributes
|
|
// and values).
|
|
//
|
|
Styles: function (styles,callback) {
|
|
var styleString = this.StyleString(styles);
|
|
if (styleString === "") {
|
|
callback = BASE.Callback(callback);
|
|
callback();
|
|
} else {
|
|
var style = document.createElement("style"); style.type = "text/css";
|
|
this.head = HEAD(this.head);
|
|
this.head.appendChild(style);
|
|
if (style.styleSheet && typeof(style.styleSheet.cssText) !== 'undefined') {
|
|
style.styleSheet.cssText = styleString;
|
|
} else {
|
|
style.appendChild(document.createTextNode(styleString));
|
|
}
|
|
callback = this.timer.create.call(this,callback,style);
|
|
}
|
|
return callback;
|
|
},
|
|
|
|
//
|
|
// Create a stylesheet string from a style declaration object
|
|
//
|
|
StyleString: function (styles) {
|
|
if (typeof(styles) === 'string') {return styles}
|
|
var string = "", id, style;
|
|
for (id in styles) {if (styles.hasOwnProperty(id)) {
|
|
if (typeof styles[id] === 'string') {
|
|
string += id + " {"+styles[id]+"}\n";
|
|
} else if (styles[id] instanceof Array) {
|
|
for (var i = 0; i < styles[id].length; i++) {
|
|
style = {}; style[id] = styles[id][i];
|
|
string += this.StyleString(style);
|
|
}
|
|
} else if (id.substr(0,6) === '@media') {
|
|
string += id + " {"+this.StyleString(styles[id])+"}\n";
|
|
} else if (styles[id] != null) {
|
|
style = [];
|
|
for (var name in styles[id]) {if (styles[id].hasOwnProperty(name)) {
|
|
if (styles[id][name] != null)
|
|
{style[style.length] = name + ': ' + styles[id][name]}
|
|
}}
|
|
string += id +" {"+style.join('; ')+"}\n";
|
|
}
|
|
}}
|
|
return string;
|
|
}
|
|
};
|
|
|
|
})("MathJax");
|
|
|
|
/**********************************************************/
|
|
|
|
MathJax.HTML = {
|
|
//
|
|
// Create an HTML element with given attributes and content.
|
|
// The def parameter is an (optional) object containing key:value pairs
|
|
// of the attributes and their values, and contents is an (optional)
|
|
// array of strings to be inserted as text, or arrays of the form
|
|
// [type,def,contents] that describes an HTML element to be inserted
|
|
// into the current element. Thus the contents can describe a complete
|
|
// HTML snippet of arbitrary complexity. E.g.:
|
|
//
|
|
// MathJax.HTML.Element("span",{id:"mySpan",style{"font-style":"italic"}},[
|
|
// "(See the ",["a",{href:"http://www.mathjax.org"},["MathJax home page"]],
|
|
// " for more details.)"]);
|
|
//
|
|
Element: function (type,def,contents) {
|
|
var obj = document.createElement(type);
|
|
if (def) {
|
|
if (def.style) {
|
|
var style = def.style; def.style = {};
|
|
for (var id in style) {if (style.hasOwnProperty(id))
|
|
{def.style[id.replace(/-([a-z])/g,this.ucMatch)] = style[id]}}
|
|
}
|
|
MathJax.Hub.Insert(obj,def);
|
|
}
|
|
if (contents) {
|
|
for (var i = 0; i < contents.length; i++) {
|
|
if (contents[i] instanceof Array) {
|
|
obj.appendChild(this.Element(contents[i][0],contents[i][1],contents[i][2]));
|
|
} else {
|
|
obj.appendChild(document.createTextNode(contents[i]));
|
|
}
|
|
}
|
|
}
|
|
return obj;
|
|
},
|
|
ucMatch: function (match,c) {return c.toUpperCase()},
|
|
addElement: function (span,type,def,contents) {return span.appendChild(this.Element(type,def,contents))},
|
|
TextNode: function (text) {return document.createTextNode(text)},
|
|
addText: function (span,text) {return span.appendChild(this.TextNode(text))},
|
|
|
|
//
|
|
// Set the text of a script
|
|
//
|
|
setScript: function (script,text) {
|
|
if (this.setScriptBug) {script.text = text} else {
|
|
while (script.firstChild) {script.removeChild(script.firstChild)}
|
|
this.addText(script,text);
|
|
}
|
|
},
|
|
|
|
//
|
|
// Manage cookies
|
|
//
|
|
Cookie: {
|
|
prefix: "mjx",
|
|
expires: 365,
|
|
|
|
//
|
|
// Save an object as a named cookie
|
|
//
|
|
Set: function (name,def) {
|
|
var keys = [];
|
|
if (def) {
|
|
for (var id in def) {if (def.hasOwnProperty(id)) {
|
|
keys.push(id+":"+def[id].toString().replace(/&/g,"&&"));
|
|
}}
|
|
}
|
|
var cookie = this.prefix+"."+name+"="+escape(keys.join('&;'));
|
|
if (this.expires) {
|
|
var time = new Date(); time.setDate(time.getDate() + this.expires);
|
|
cookie += '; expires='+time.toGMTString();
|
|
}
|
|
document.cookie = cookie+"; path=/";
|
|
},
|
|
|
|
//
|
|
// Get the contents of a named cookie and incorporate
|
|
// it into the given object (or return a fresh one)
|
|
//
|
|
Get: function (name,obj) {
|
|
if (!obj) {obj = {}}
|
|
var pattern = new RegExp("(?:^|;\\s*)"+this.prefix+"\\."+name+"=([^;]*)(?:;|$)");
|
|
var match = pattern.exec(document.cookie);
|
|
if (match && match[1] !== "") {
|
|
var keys = unescape(match[1]).split('&;');
|
|
for (var i = 0, m = keys.length; i < m; i++) {
|
|
match = keys[i].match(/([^:]+):(.*)/);
|
|
var value = match[2].replace(/&&/g,'&');
|
|
if (value === "true") {value = true} else if (value === "false") {value = false}
|
|
else if (value.match(/^-?(\d+(\.\d+)?|\.\d+)$/)) {value = parseFloat(value)}
|
|
obj[match[1]] = value;
|
|
}
|
|
}
|
|
return obj;
|
|
}
|
|
}
|
|
};
|
|
|
|
/**********************************************************/
|
|
|
|
MathJax.Message = {
|
|
ready: false, // used to tell when the styles are available
|
|
log: [{}], current: null,
|
|
textNodeBug: (navigator.vendor === "Apple Computer, Inc." &&
|
|
typeof navigator.vendorSub === "undefined") ||
|
|
(window.hasOwnProperty && window.hasOwnProperty("konqueror")), // Konqueror displays some gibberish with text.nodeValue = "..."
|
|
|
|
styles: {
|
|
"#MathJax_Message": {
|
|
position: "fixed", left: "1px", bottom: "2px",
|
|
'background-color': "#E6E6E6", border: "1px solid #959595",
|
|
margin: "0px", padding: "2px 8px",
|
|
'z-index': "102", color: "black", 'font-size': "80%",
|
|
width: "auto", 'white-space': "nowrap"
|
|
},
|
|
|
|
"#MathJax_MSIE_Frame": {
|
|
position: "absolute",
|
|
top:0, left: 0, width: "0px", 'z-index': 101,
|
|
border: "0px", margin: "0px", padding: "0px"
|
|
}
|
|
},
|
|
|
|
browsers: {
|
|
MSIE: function (browser) {
|
|
MathJax.Hub.config.styles["#MathJax_Message"].position = "absolute";
|
|
MathJax.Message.quirks = (document.compatMode === "BackCompat");
|
|
},
|
|
Chrome: function (browser) {
|
|
MathJax.Hub.config.styles["#MathJax_Message"].bottom = "1.5em";
|
|
MathJax.Hub.config.styles["#MathJax_Message"].left = "1em";
|
|
}
|
|
},
|
|
|
|
Init: function (styles) {
|
|
if (styles) {this.ready = true}
|
|
if (!document.body || !this.ready) {return false}
|
|
//
|
|
// ASCIIMathML replaces the entire page with a copy of itself (@#!#%@!!)
|
|
// so check that this.div is still part of the page, otherwise look up
|
|
// the copy and use that.
|
|
//
|
|
if (this.div && this.div.parentNode == null) {
|
|
this.div = document.getElementById("MathJax_Message");
|
|
if (this.div) {this.text = this.div.firstChild}
|
|
}
|
|
if (!this.div) {
|
|
var frame = document.body;
|
|
if (MathJax.Hub.Browser.isMSIE) {
|
|
frame = this.frame = this.addDiv(document.body); frame.removeAttribute("id");
|
|
frame.style.position = "absolute";
|
|
frame.style.border = frame.style.margin = frame.style.padding = "0px";
|
|
frame.style.zIndex = "101"; frame.style.height = "0px";
|
|
frame = this.addDiv(frame);
|
|
frame.id = "MathJax_MSIE_Frame";
|
|
window.attachEvent("onscroll",this.MoveFrame);
|
|
window.attachEvent("onresize",this.MoveFrame);
|
|
this.MoveFrame();
|
|
}
|
|
this.div = this.addDiv(frame); this.div.style.display = "none";
|
|
this.text = this.div.appendChild(document.createTextNode(""));
|
|
}
|
|
return true;
|
|
},
|
|
|
|
addDiv: function (parent) {
|
|
var div = document.createElement("div");
|
|
div.id = "MathJax_Message";
|
|
if (parent.firstChild) {parent.insertBefore(div,parent.firstChild)}
|
|
else {parent.appendChild(div)}
|
|
return div;
|
|
},
|
|
|
|
MoveFrame: function () {
|
|
var body = (MathJax.Message.quirks ? document.body : document.documentElement);
|
|
var frame = MathJax.Message.frame;
|
|
frame.style.left = body.scrollLeft + 'px';
|
|
frame.style.top = body.scrollTop + 'px';
|
|
frame.style.width = body.clientWidth + 'px';
|
|
frame = frame.firstChild;
|
|
frame.style.height = body.clientHeight + 'px';
|
|
},
|
|
|
|
filterText: function (text,n) {
|
|
if (MathJax.Hub.config.messageStyle === "simple") {
|
|
if (text.match(/^Loading /)) {
|
|
if (!this.loading) {this.loading = "Loading "}
|
|
text = this.loading; this.loading += ".";
|
|
} else if (text.match(/^Processing /)) {
|
|
if (!this.processing) {this.processing = "Processing "}
|
|
text = this.processing; this.processing += ".";
|
|
}
|
|
}
|
|
return text;
|
|
},
|
|
|
|
Set: function (text,n,clearDelay) {
|
|
if (this.timer) {clearTimeout(this.timer); delete this.timeout}
|
|
if (n == null) {n = this.log.length; this.log[n] = {}}
|
|
this.log[n].text = text; this.log[n].filteredText = text = this.filterText(text,n);
|
|
if (typeof(this.log[n].next) === "undefined") {
|
|
this.log[n].next = this.current;
|
|
if (this.current != null) {this.log[this.current].prev = n}
|
|
this.current = n;
|
|
}
|
|
if (this.current === n && MathJax.Hub.config.messageStyle !== "none") {
|
|
if (this.Init()) {
|
|
if (this.textNodeBug) {this.div.innerHTML = text} else {this.text.nodeValue = text}
|
|
this.div.style.display = "";
|
|
if (this.status) {window.status = ""; delete this.status}
|
|
} else {
|
|
window.status = text;
|
|
this.status = true;
|
|
}
|
|
}
|
|
if (clearDelay) {setTimeout(MathJax.Callback(["Clear",this,n]),clearDelay)}
|
|
return n;
|
|
},
|
|
|
|
Clear: function (n,delay) {
|
|
if (this.log[n].prev != null) {this.log[this.log[n].prev].next = this.log[n].next}
|
|
if (this.log[n].next != null) {this.log[this.log[n].next].prev = this.log[n].prev}
|
|
if (this.current === n) {
|
|
this.current = this.log[n].next;
|
|
if (this.text) {
|
|
if (this.div.parentNode == null) {this.Init()} // see ASCIIMathML comments above
|
|
if (this.current == null) {
|
|
if (this.timer) {clearTimeout(this.timer)}
|
|
this.timer = setTimeout(MathJax.Callback(["Remove",this]),(delay||600));
|
|
} else if (MathJax.Hub.config.messageStyle !== "none") {
|
|
if (this.textNodeBug) {this.div.innerHTML = this.log[this.current].filteredText}
|
|
else {this.text.nodeValue = this.log[this.current].filteredText}
|
|
}
|
|
if (this.status) {window.status = ""; delete this.status}
|
|
} else if (this.status) {
|
|
window.status = (this.current == null ? "" : this.log[this.current].text);
|
|
}
|
|
}
|
|
delete this.log[n].next; delete this.log[n].prev;
|
|
delete this.log[n].filteredText;
|
|
},
|
|
|
|
Remove: function () {
|
|
// FIXME: do a fade out or something else interesting?
|
|
this.text.nodeValue = "";
|
|
this.div.style.display = "none";
|
|
},
|
|
|
|
File: function (file) {
|
|
var root = MathJax.Ajax.config.root;
|
|
if (file.substr(0,root.length) === root) {file = "[MathJax]"+file.substr(root.length)}
|
|
return this.Set("Loading "+file);
|
|
},
|
|
|
|
Log: function () {
|
|
var strings = [];
|
|
for (var i = 1, m = this.log.length; i < m; i++) {strings[i] = this.log[i].text}
|
|
return strings.join("\n");
|
|
}
|
|
|
|
};
|
|
|
|
/**********************************************************/
|
|
|
|
MathJax.Hub = {
|
|
config: {
|
|
root: "",
|
|
config: [], // list of configuration files to load
|
|
styleSheets: [], // list of CSS files to load
|
|
styles: {}, // styles to generate in-line
|
|
jax: [], // list of input and output jax to load
|
|
extensions: [], // list of extensions to load
|
|
preJax: null, // pattern to remove from before math script tag
|
|
postJax: null, // pattern to remove from after math script tag
|
|
displayAlign: 'center', // how to align displayed equations (left, center, right)
|
|
displayIndent: '0', // indentation for displayed equations (when not centered)
|
|
preRemoveClass: 'MathJax_Preview', // class of objects to remove preceeding math script
|
|
showProcessingMessages: true, // display "Processing math: nn%" messages or not
|
|
messageStyle: "normal", // set to "none" or "simple" (for "Loading..." and "Processing...")
|
|
delayStartupUntil: "none", // set to "onload" to delay setup until the onload handler runs
|
|
// set to "configured" to delay startup until MathJax.Hub.Configured() is called
|
|
// set to a Callback to wait for before continuing with the startup
|
|
skipStartupTypeset: false, // set to true to skip PreProcess and Process during startup
|
|
"v1.0-compatible": true, // set to false to prevent loading of default configuration file
|
|
elements: [], // array of elements to process when none is given explicitly
|
|
|
|
preProcessors: [], // list of callbacks for preprocessing (initialized by extensions)
|
|
inputJax: {}, // mime-type mapped to input jax (by registration)
|
|
outputJax: {order:{}}, // mime-type mapped to output jax list (by registration)
|
|
|
|
menuSettings: {
|
|
//format: "MathML", // the Show Source format (set in MathMenu.js)
|
|
zoom: "None", // when to do MathZoom
|
|
CTRL: false, // require CTRL for MathZoom?
|
|
ALT: false, // require Alt or Option?
|
|
CMD: false, // require CMD?
|
|
Shift: false, // require Shift?
|
|
zscale: "200%", // the scaling factor for MathZoom
|
|
renderer: "", // set when Jax are loaded
|
|
font: "Auto", // what font HTML-CSS should use
|
|
context: "MathJax" // or "Browser" for pass-through to browser menu
|
|
},
|
|
|
|
errorSettings: {
|
|
message: ["[Math Processing Error]"], // HTML snippet structure for message to use
|
|
style: {color: "#CC0000", "font-style":"italic"} // style for message
|
|
}
|
|
},
|
|
|
|
processUpdateTime: 250, // time between screen updates when processing math (milliseconds)
|
|
|
|
signal: MathJax.Callback.Signal("Hub"), // Signal used for Hub events
|
|
|
|
Config: function (def) {
|
|
this.Insert(this.config,def);
|
|
if (this.config.Augment) {this.Augment(this.config.Augment)}
|
|
},
|
|
CombineConfig: function (name,def) {
|
|
var config = this.config, id, parent; name = name.split(/\./);
|
|
for (var i = 0, m = name.length; i < m; i++) {
|
|
id = name[i]; if (!config[id]) {config[id] = {}}
|
|
parent = config; config = config[id];
|
|
}
|
|
parent[id] = config = this.Insert(def,config);
|
|
return config;
|
|
},
|
|
|
|
Register: {
|
|
PreProcessor: function (callback) {MathJax.Hub.config.preProcessors.push(MathJax.Callback(callback))},
|
|
MessageHook: function () {return MathJax.Hub.signal.MessageHook.apply(MathJax.Hub.signal,arguments)},
|
|
StartupHook: function () {return MathJax.Hub.Startup.signal.MessageHook.apply(MathJax.Hub.Startup.signal,arguments)},
|
|
LoadHook: function () {return MathJax.Ajax.LoadHook.apply(MathJax.Ajax,arguments)}
|
|
},
|
|
|
|
getAllJax: function (element) {
|
|
var jax = [], scripts = this.elementScripts(element);
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax)
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
|
}
|
|
return jax;
|
|
},
|
|
|
|
getJaxByType: function (type,element) {
|
|
var jax = [], scripts = this.elementScripts(element);
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax &&
|
|
scripts[i].MathJax.elementJax.mimeType === type)
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
|
}
|
|
return jax;
|
|
},
|
|
|
|
getJaxByInputType: function (type,element) {
|
|
var jax = [], scripts = this.elementScripts(element);
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax &&
|
|
scripts[i].type && scripts[i].type.replace(/ *;(.|\s)*/,"") === type)
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
|
}
|
|
return jax;
|
|
},
|
|
|
|
getJaxFor: function (element) {
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
|
if (element && element.MathJax) {return element.MathJax.elementJax}
|
|
// FIXME: also check for results of outputJax
|
|
return null;
|
|
},
|
|
|
|
isJax: function (element) {
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
|
if (element && element.tagName != null && element.tagName.toLowerCase() === 'script') {
|
|
if (element.MathJax)
|
|
{return (element.MathJax.state === MathJax.ElementJax.STATE.PROCESSED ? 1 : -1)}
|
|
if (element.type && this.config.inputJax[element.type.replace(/ *;(.|\s)*/,"")]) {return -1}
|
|
}
|
|
// FIXME: check for results of outputJax
|
|
return 0;
|
|
},
|
|
|
|
Queue: function () {
|
|
return this.queue.Push.apply(this.queue,arguments);
|
|
},
|
|
|
|
Typeset: function (element,callback) {
|
|
if (!MathJax.isReady) return null;
|
|
var ec = this.elementCallback(element,callback);
|
|
var queue = MathJax.Callback.Queue();
|
|
for (var i = 0, m = ec.elements.length; i < m; i++) {
|
|
if (ec.elements[i]) {
|
|
queue.Push(
|
|
["PreProcess",this,ec.elements[i]],
|
|
["Process",this,ec.elements[i]]
|
|
);
|
|
}
|
|
}
|
|
return queue.Push(ec.callback);
|
|
},
|
|
|
|
PreProcess: function (element,callback) {
|
|
var ec = this.elementCallback(element,callback);
|
|
var queue = MathJax.Callback.Queue();
|
|
for (var i = 0, m = ec.elements.length; i < m; i++) {
|
|
if (ec.elements[i]) {
|
|
queue.Push(
|
|
["Post",this.signal,["Begin PreProcess",ec.elements[i]]],
|
|
["ExecuteHooks",MathJax.Callback,
|
|
(arguments.callee.disabled ? [] : this.config.preProcessors), ec.elements[i], true],
|
|
["Post",this.signal,["End PreProcess",ec.elements[i]]]
|
|
);
|
|
}
|
|
}
|
|
return queue.Push(ec.callback);
|
|
},
|
|
|
|
Process: function (element,callback) {return this.takeAction("Process",element,callback)},
|
|
Update: function (element,callback) {return this.takeAction("Update",element,callback)},
|
|
Reprocess: function (element,callback) {return this.takeAction("Reprocess",element,callback)},
|
|
|
|
takeAction: function (action,element,callback) {
|
|
var ec = this.elementCallback(element,callback);
|
|
var queue = MathJax.Callback.Queue(["Clear",this.signal]);
|
|
for (var i = 0, m = ec.elements.length; i < m; i++) {
|
|
if (ec.elements[i]) {
|
|
var scripts = []; // filled in by prepareScripts
|
|
queue.Push(
|
|
["Post",this.signal,["Begin "+action,ec.elements[i]]],
|
|
["Post",this.signal,["Begin Math",ec.elements[i]]],
|
|
["prepareScripts",this,action,ec.elements[i],scripts],
|
|
["processScripts",this,scripts],
|
|
["Post",this.signal,["End Math",ec.elements[i]]],
|
|
["Post",this.signal,["End "+action,ec.elements[i]]]
|
|
);
|
|
}
|
|
}
|
|
return queue.Push(ec.callback);
|
|
},
|
|
|
|
scriptAction: {
|
|
Process: function (script) {},
|
|
Update: function (script) {
|
|
var jax = script.MathJax.elementJax;
|
|
// FIXME: Have intputJax determine if things have changed?
|
|
if (jax && jax.originalText === (script.text == "" ? script.innerHTML : script.text))
|
|
{script.MathJax.state = jax.STATE.PROCESSED} else
|
|
{jax.outputJax.Remove(jax); script.MathJax.state = jax.STATE.UPDATE}
|
|
},
|
|
Reprocess: function (script) {
|
|
var jax = script.MathJax.elementJax;
|
|
if (jax) {jax.outputJax.Remove(jax); script.MathJax.state = jax.STATE.UPDATE}
|
|
}
|
|
},
|
|
|
|
prepareScripts: function (action,element,math) {
|
|
if (arguments.callee.disabled) return;
|
|
var scripts = this.elementScripts(element);
|
|
var STATE = MathJax.ElementJax.STATE;
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
|
var script = scripts[i];
|
|
if (script.type && this.config.inputJax[script.type.replace(/ *;(.|\n)*/,"")]) {
|
|
if (script.MathJax && script.MathJax.state !== STATE.PENDING)
|
|
{this.scriptAction[action](script)}
|
|
if (!script.MathJax) {script.MathJax = {state: STATE.PENDING}}
|
|
if (script.MathJax.state !== STATE.PROCESSED) {math.push(script)}
|
|
}
|
|
}
|
|
},
|
|
|
|
checkScriptSiblings: function (script) {
|
|
if (script.MathJax && script.MathJax.checked) return;
|
|
var config = this.config;
|
|
var pre = script.previousSibling;
|
|
if (pre && pre.nodeName == "#text") {
|
|
var preJax,postJax;
|
|
var post = script.nextSibling;
|
|
if (post && post.nodeName != "#text") {post = null}
|
|
if (config.preJax) {
|
|
if (typeof(config.preJax) === "string") {config.preJax = new RegExp(config.preJax+"$")}
|
|
preJax = pre.nodeValue.match(config.preJax);
|
|
}
|
|
if (config.postJax && post) {
|
|
if (typeof(config.postJax) === "string") {config.postJax = new RegExp("^"+config.postJax)}
|
|
postJax = post.nodeValue.match(config.postJax);
|
|
}
|
|
if (preJax && (!config.postJax || postJax)) {
|
|
pre.nodeValue = pre.nodeValue.replace
|
|
(config.preJax,(preJax.length > 1? preJax[1] : ""));
|
|
pre = null;
|
|
}
|
|
if (postJax && (!config.preJax || preJax)) {
|
|
post.nodeValue = post.nodeValue.replace
|
|
(config.postJax,(postJax.length > 1? postJax[1] : ""));
|
|
}
|
|
if (pre && !pre.nodeValue.match(/\S/)) {pre = pre.previousSibling}
|
|
}
|
|
if (config.preRemoveClass && pre && pre.className == config.preRemoveClass) {
|
|
try {pre.innerHTML = ""} catch (err) {}
|
|
pre.style.display = "none";
|
|
}
|
|
if (script.MathJax) {script.MathJax.checked = 1}
|
|
},
|
|
|
|
processScripts: function (scripts,start,n) {
|
|
if (arguments.callee.disabled) {return null}
|
|
var result, STATE = MathJax.ElementJax.STATE;
|
|
var inputJax = this.config.inputJax, outputJax = this.config.outputJax;
|
|
try {
|
|
if (!start) {start = new Date().getTime()}
|
|
var i = 0, script, prev;
|
|
while (i < scripts.length) {
|
|
script = scripts[i]; if (!script) {i++; continue}
|
|
prev = script.previousSibling;
|
|
if (prev && prev.className === "MathJax_Error") {prev.parentNode.removeChild(prev)}
|
|
var type = script.type.replace(/ *;(.|\s)*/,"");
|
|
if (!script.MathJax || script.MathJax.state === STATE.PROCESSED) {i++; continue};
|
|
if (!script.MathJax.elementJax || script.MathJax.state === STATE.UPDATE) {
|
|
this.checkScriptSiblings(script);
|
|
result = inputJax[type].Process(script);
|
|
if (typeof result === 'function') {
|
|
if (result.called) continue; // go back and call Process() again
|
|
this.RestartAfter(result);
|
|
}
|
|
result.Attach(script,inputJax[type]);
|
|
script.MathJax.state = STATE.OUTPUT;
|
|
}
|
|
var jax = script.MathJax.elementJax;
|
|
if (!outputJax[jax.mimeType]) {
|
|
script.MathJax.state = STATE.UPDATE;
|
|
throw Error("No output jax registered for "+jax.mimeType);
|
|
}
|
|
jax.outputJax = outputJax[jax.mimeType][0];
|
|
result = jax.outputJax.Process(script);
|
|
if (typeof result === 'function') {
|
|
if (result.called) continue; // go back and call Process() again
|
|
this.RestartAfter(result);
|
|
}
|
|
script.MathJax.state = STATE.PROCESSED;
|
|
this.signal.Post(["New Math",jax.inputID]); // FIXME: wait for this? (i.e., restart if returns uncalled callback)
|
|
i++;
|
|
if (new Date().getTime() - start > this.processUpdateTime && i < scripts.length)
|
|
{start = 0; this.RestartAfter(MathJax.Callback.Delay(1))}
|
|
}
|
|
} catch (err) {
|
|
if (!err.restart) {
|
|
if (!this.config.errorSettings.message) {throw err}
|
|
this.formatError(script,err); i++;
|
|
}
|
|
if (!n) {n = 0}; var m = Math.floor((n+i)/(n+scripts.length)*100); n += i;
|
|
if (this.config.showProcessingMessages) {MathJax.Message.Set("Processing math: "+m+"%",0)}
|
|
return MathJax.Callback.After(["processScripts",this,scripts.slice(i),start,n],err.restart);
|
|
}
|
|
if ((n || scripts.length) && this.config.showProcessingMessages) {
|
|
MathJax.Message.Set("Processing Math: 100%",0);
|
|
MathJax.Message.Clear(0);
|
|
}
|
|
return null;
|
|
},
|
|
formatError: function (script,err) {
|
|
var error = MathJax.HTML.Element("span",{className:"MathJax_Error"},this.config.errorSettings.message);
|
|
script.parentNode.insertBefore(error,script);
|
|
this.lastError = err;
|
|
},
|
|
|
|
RestartAfter: function (callback) {
|
|
throw this.Insert(Error("restart"),{restart: MathJax.Callback(callback)});
|
|
},
|
|
|
|
elementCallback: function (element,callback) {
|
|
if (callback == null && (element instanceof Array || typeof element === 'function'))
|
|
{try {MathJax.Callback(element); callback = element; element = null} catch(e) {}}
|
|
if (element == null) {element = this.config.elements || []}
|
|
if (!(element instanceof Array)) {element = [element]}
|
|
element = [].concat(element); // make a copy so the original isn't changed
|
|
for (var i = 0, m = element.length; i < m; i++)
|
|
{if (typeof(element[i]) === 'string') {element[i] = document.getElementById(element[i])}}
|
|
if (element.length == 0) {element.push(document.body)}
|
|
if (!callback) {callback = {}}
|
|
return {elements: element, callback: callback};
|
|
},
|
|
|
|
elementScripts: function (element) {
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
|
if (element == null) {element = document.body}
|
|
if (element.tagName != null && element.tagName.toLowerCase() === "script") {return [element]}
|
|
return element.getElementsByTagName("script");
|
|
},
|
|
|
|
Insert: function (dst,src) {
|
|
for (var id in src) {if (src.hasOwnProperty(id)) {
|
|
// allow for concatenation of arrays?
|
|
if (typeof src[id] === 'object' && !(src[id] instanceof Array) &&
|
|
(typeof dst[id] === 'object' || typeof dst[id] === 'function')) {
|
|
this.Insert(dst[id],src[id]);
|
|
} else {
|
|
dst[id] = src[id];
|
|
}
|
|
}}
|
|
return dst;
|
|
}
|
|
};
|
|
MathJax.Hub.Insert(MathJax.Hub.config.styles,MathJax.Message.styles);
|
|
MathJax.Hub.Insert(MathJax.Hub.config.styles,{".MathJax_Error":MathJax.Hub.config.errorSettings.style});
|
|
|
|
//
|
|
// Storage area for preprocessors and extensions
|
|
// (should these be classes?)
|
|
//
|
|
MathJax.Extension = {};
|
|
|
|
//
|
|
// Hub Startup code
|
|
//
|
|
MathJax.Hub.Configured = MathJax.Callback({}); // called when configuration is complete
|
|
MathJax.Hub.Startup = {
|
|
script: "", // the startup script from the SCRIPT call that loads MathJax.js
|
|
queue: MathJax.Callback.Queue(), // Queue used for startup actions
|
|
signal: MathJax.Callback.Signal("Startup"), // Signal used for startup events
|
|
params: {},
|
|
|
|
//
|
|
// Load the configuration files
|
|
//
|
|
Config: function () {
|
|
this.queue.Push(["Post",this.signal,"Begin Config"]);
|
|
//
|
|
// Check for user cookie configuration
|
|
//
|
|
var user = MathJax.HTML.Cookie.Get("user");
|
|
if (user.URL || user.Config) {
|
|
if (confirm(
|
|
"MathJax has found a user-configuration cookie that includes code to be run. " +
|
|
"Do you want to run it?\n\n"+
|
|
"(You should press Cancel unless you set up the cookie yourself.)"
|
|
)) {
|
|
if (user.URL) {this.queue.Push(["Require",MathJax.Ajax,user.URL])}
|
|
if (user.Config) {this.queue.Push(new Function(user.Config))}
|
|
} else {MathJax.HTML.Cookie.Set("user",{})}
|
|
}
|
|
//
|
|
// Run the config files, if any are given in the parameter list
|
|
//
|
|
if (this.params.config) {
|
|
var files = this.params.config.split(/,/);
|
|
for (var i = 0, m = files.length; i < m; i++) {
|
|
if (!files[i].match(/\.js$/)) {files[i] += ".js"}
|
|
this.queue.Push(["Require",MathJax.Ajax,this.URL("config",files[i])]);
|
|
}
|
|
}
|
|
//
|
|
// Run the deprecated configuration script, if any (ignoring return value)
|
|
// Wait for the startup delay signal
|
|
// Run the mathjax-config blocks
|
|
// Handle the default configuration (v1.0 compatible)
|
|
// Load the files in the configuration's config array
|
|
//
|
|
if (this.script.match(/\S/)) {this.queue.Push(this.script+";\n1;")}
|
|
this.queue.Push(
|
|
["ConfigDelay",this],
|
|
["ConfigBlocks",this],
|
|
["ConfigDefault",this],
|
|
[function (THIS) {return THIS.loadArray(MathJax.Hub.config.config,"config",null,true)},this],
|
|
["Post",this.signal,"End Config"]
|
|
);
|
|
},
|
|
//
|
|
// Return the delay callback
|
|
//
|
|
ConfigDelay: function () {
|
|
var delay = this.params.delayStartupUntil || MathJax.Hub.config.delayStartupUntil;
|
|
if (delay === "onload") {return this.onload}
|
|
if (delay === "configured") {return MathJax.Hub.Configured}
|
|
return delay;
|
|
},
|
|
//
|
|
// Run the scipts of type=text/x-mathajx-config
|
|
//
|
|
ConfigBlocks: function () {
|
|
var scripts = document.getElementsByTagName("script");
|
|
var last = null, queue = MathJax.Callback.Queue();
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
|
var type = String(scripts[i].type).replace(/ /g,"");
|
|
if (type.match(/^text\/x-mathjax-config(;.*)?$/) && !type.match(/;executed=true/)) {
|
|
scripts[i].type += ";executed=true";
|
|
last = queue.Push(scripts[i].innerHTML+";\n1;");
|
|
}
|
|
}
|
|
return last;
|
|
},
|
|
//
|
|
// Check for v1.0 no-configuration and put up a warning message.
|
|
//
|
|
ConfigDefault: function () {
|
|
var CONFIG = MathJax.Hub.config;
|
|
if (CONFIG["v1.0-compatible"] && CONFIG.jax.length === 0)
|
|
{return MathJax.Ajax.Require(this.URL("extensions","v1.0-warning.js"))}
|
|
},
|
|
|
|
//
|
|
// Read cookie and set up menu defaults
|
|
// (adjust the jax to accommodate renderer preferences)
|
|
//
|
|
Cookie: function () {
|
|
return this.queue.Push(
|
|
["Post",this.signal,"Begin Cookie"],
|
|
["Get",MathJax.HTML.Cookie,"menu",MathJax.Hub.config.menuSettings],
|
|
[function (config) {
|
|
var renderer = config.menuSettings.renderer, jax = config.jax;
|
|
if (renderer) {
|
|
var name = "output/"+renderer; jax.sort();
|
|
for (var i = 0, m = jax.length; i < m; i++) {
|
|
if (jax[i].substr(0,7) === "output/") break;
|
|
}
|
|
if (i == m-1) {jax.pop()} else {
|
|
while (i < m) {if (jax[i] === name) {jax.splice(i,1); break}; i++}
|
|
}
|
|
jax.unshift(name);
|
|
}
|
|
},MathJax.Hub.config],
|
|
["Post",this.signal,"End Cookie"]
|
|
);
|
|
},
|
|
//
|
|
// Setup stylesheets and extra styles
|
|
//
|
|
Styles: function () {
|
|
return this.queue.Push(
|
|
["Post",this.signal,"Begin Styles"],
|
|
["loadArray",this,MathJax.Hub.config.styleSheets,"config"],
|
|
["Styles",MathJax.Ajax,MathJax.Hub.config.styles],
|
|
["Post",this.signal,"End Styles"]
|
|
);
|
|
},
|
|
//
|
|
// Load the input and output jax
|
|
//
|
|
Jax: function () {
|
|
var config = MathJax.Hub.config;
|
|
// Save the order of the output jax since they are loading asynchronously
|
|
for (var i = 0, m = config.jax.length, k = 0; i < m; i++) {
|
|
if (config.jax[i].substr(0,7) === "output/")
|
|
{config.outputJax.order[config.jax[i].substr(7)] = k; k++}
|
|
}
|
|
var queue = MathJax.Callback.Queue();
|
|
return queue.Push(
|
|
["Post",this.signal,"Begin Jax"],
|
|
["loadArray",this,config.jax,"jax","config.js"],
|
|
["Post",this.signal,"End Jax"]
|
|
);
|
|
},
|
|
//
|
|
// Load the extensions
|
|
//
|
|
Extensions: function () {
|
|
var queue = MathJax.Callback.Queue();
|
|
return queue.Push(
|
|
["Post",this.signal,"Begin Extensions"],
|
|
["loadArray",this,MathJax.Hub.config.extensions,"extensions"],
|
|
["Post",this.signal,"End Extensions"]
|
|
);
|
|
},
|
|
|
|
//
|
|
// Initialize the Message system
|
|
//
|
|
Message: function () {
|
|
MathJax.Message.Init(true);
|
|
},
|
|
|
|
//
|
|
// Set the math menu renderer, if it isn't already
|
|
// (this must come after the jax are loaded)
|
|
//
|
|
Menu: function () {
|
|
var menu = MathJax.Hub.config.menuSettings, jax = MathJax.Hub.config.outputJax, registered;
|
|
for (var id in jax) {if (jax.hasOwnProperty(id)) {
|
|
if (jax[id].length) {registered = jax[id]; break}
|
|
}}
|
|
if (registered && registered.length) {
|
|
if (menu.renderer && menu.renderer !== registered[0].id)
|
|
{registered.unshift(MathJax.OutputJax[menu.renderer])}
|
|
menu.renderer = registered[0].id;
|
|
}
|
|
},
|
|
|
|
//
|
|
// Setup the onload callback
|
|
//
|
|
onLoad: function (when) {
|
|
var onload = this.onload =
|
|
MathJax.Callback(function () {MathJax.Hub.Startup.signal.Post("onLoad")});
|
|
if (window.addEventListener) {window.addEventListener("load",onload,false)}
|
|
else if (window.attachEvent) {window.attachEvent("onload",onload)}
|
|
else {window.onload = onload}
|
|
return onload;
|
|
},
|
|
|
|
//
|
|
// Perform the initial typesetting (or skip if configuration says to)
|
|
//
|
|
Typeset: function (element,callback) {
|
|
if (MathJax.Hub.config.skipStartupTypeset) {return function () {}}
|
|
return this.queue.Push(
|
|
["Post",this.signal,"Begin Typeset"],
|
|
["Typeset",MathJax.Hub,element,callback],
|
|
["Post",this.signal,"End Typeset"]
|
|
);
|
|
},
|
|
|
|
//
|
|
// Create a URL in the MathJax hierarchy
|
|
//
|
|
URL: function (dir,name) {
|
|
if (!name.match(/^([a-z]+:\/\/|\[|\/)/)) {name = "[MathJax]/"+dir+"/"+name}
|
|
return name;
|
|
},
|
|
|
|
//
|
|
// Load an array of files, waiting for all of them
|
|
// to be loaded before going on
|
|
//
|
|
loadArray: function (files,dir,name,synchronous) {
|
|
if (files) {
|
|
if (!(files instanceof Array)) {files = [files]}
|
|
if (files.length) {
|
|
var queue = MathJax.Callback.Queue(), callback = {}, file;
|
|
for (var i = 0, m = files.length; i < m; i++) {
|
|
file = this.URL(dir,files[i]);
|
|
if (name) {file += "/" + name}
|
|
if (synchronous) {queue.Push(["Require",MathJax.Ajax,file,callback])}
|
|
else {queue.Push(MathJax.Ajax.Require(file,callback))}
|
|
}
|
|
return queue.Push({}); // wait for everything to finish
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
};
|
|
|
|
|
|
/**********************************************************/
|
|
|
|
(function (BASENAME) {
|
|
var BASE = window[BASENAME], ROOT = "["+BASENAME+"]";
|
|
var HUB = BASE.Hub, AJAX = BASE.Ajax, CALLBACK = BASE.Callback;
|
|
|
|
var JAX = MathJax.Object.Subclass({
|
|
JAXFILE: "jax.js",
|
|
require: null, // array of files to load before jax.js is complete
|
|
config: {},
|
|
//
|
|
// Make a subclass and return an instance of it.
|
|
// (FIXME: should we replace config with a copy of the constructor's
|
|
// config? Otherwise all subclasses share the same config structure.)
|
|
//
|
|
Init: function (def,cdef) {
|
|
if (arguments.length === 0) {return this}
|
|
return (this.constructor.Subclass(def,cdef))();
|
|
},
|
|
//
|
|
// Augment by merging with class definition (not replacing)
|
|
//
|
|
Augment: function (def,cdef) {
|
|
var cObject = this.constructor, ndef = {};
|
|
if (def != null) {
|
|
for (var id in def) {if (def.hasOwnProperty(id)) {
|
|
if (typeof def[id] === "function")
|
|
{cObject.protoFunction(id,def[id])} else {ndef[id] = def[id]}
|
|
}}
|
|
// MSIE doesn't list toString even if it is not native so handle it separately
|
|
if (def.toString !== cObject.prototype.toString && def.toString !== {}.toString)
|
|
{cObject.protoFunction('toString',def.toString)}
|
|
}
|
|
HUB.Insert(cObject.prototype,ndef);
|
|
cObject.Augment(null,cdef);
|
|
return this;
|
|
},
|
|
Process: function (element) {
|
|
var load = AJAX.Require(this.directory+"/"+this.JAXFILE);
|
|
if (!load.called) {this.constructor.prototype.Process = function (element) {return load}}
|
|
return load;
|
|
},
|
|
Translate: function (element) {
|
|
throw Error(this.directory+"/"+this.JAXFILE+" failed to redefine the Translate() method");
|
|
},
|
|
Register: function (mimetype) {},
|
|
Config: function () {
|
|
this.config = HUB.CombineConfig(this.id,this.config);
|
|
if (this.config.Augment) {this.Augment(this.config.Augment)}
|
|
},
|
|
Startup: function () {},
|
|
loadComplete: function (file) {
|
|
if (file === "config.js") {
|
|
AJAX.loadComplete(this.directory+"/"+file);
|
|
} else {
|
|
var queue = CALLBACK.Queue();
|
|
queue.Push(
|
|
HUB.Register.StartupHook("End Config",{}), // wait until config complete
|
|
["Post",HUB.Startup.signal,this.id+" Jax Config"],
|
|
["Config",this],
|
|
["Post",HUB.Startup.signal,this.id+" Jax Require"],
|
|
// Config may set the required and extensions array,
|
|
// so use functions to delay making the reference until needed
|
|
[function (THIS) {return MathJax.Hub.Startup.loadArray(THIS.require,this.directory)},this],
|
|
[function (config,id) {return MathJax.Hub.Startup.loadArray(config.extensions,"extensions/"+id)},this.config||{},this.id],
|
|
["Post",HUB.Startup.signal,this.id+" Jax Startup"],
|
|
["Startup",this],
|
|
["Post",HUB.Startup.signal,this.id+" Jax Ready"],
|
|
[function (THIS) {THIS.Process = THIS.Translate},this.constructor.prototype],
|
|
["loadComplete",AJAX,this.directory+"/"+file]
|
|
);
|
|
}
|
|
}
|
|
},{
|
|
id: "unknown",
|
|
version: "1.1",
|
|
directory: ROOT+"/jax",
|
|
extensionDir: ROOT+"/extensions"
|
|
});
|
|
|
|
/***********************************/
|
|
|
|
BASE.InputJax = JAX.Subclass({
|
|
elementJax: "mml", // the element jax to load for this input jax
|
|
Process: function (element) {
|
|
var queue = CALLBACK.Queue();
|
|
// Load any needed element jax
|
|
var jax = this.elementJax; if (!(jax instanceof Array)) {jax = [jax]}
|
|
for (var i = 0, m = jax.length; i < m; i++) {
|
|
var file = BASE.ElementJax.directory+"/"+jax[i]+"/"+this.JAXFILE;
|
|
if (!this.require) {this.require = []}
|
|
else if (!(this.require instanceof Array)) {this.require = [this.require]};
|
|
this.require.push(file); // so Startup will wait for it to be loaded
|
|
queue.Push(AJAX.Require(file));
|
|
}
|
|
// Load the input jax
|
|
var load = queue.Push(AJAX.Require(this.directory+"/"+this.JAXFILE));
|
|
if (!load.called) {this.constructor.prototype.Process = function () {return load}}
|
|
// Load the associated output jax
|
|
jax = HUB.config.outputJax["jax/"+jax[0]];
|
|
if (jax) {queue.Push(AJAX.Require(jax[0].directory+"/"+this.JAXFILE))}
|
|
return queue.Push({});
|
|
},
|
|
Register: function (mimetype) {
|
|
if (!HUB.config.inputJax) {HUB.config.inputJax = {}}
|
|
HUB.config.inputJax[mimetype] = this;
|
|
}
|
|
},{
|
|
version: "1.1",
|
|
directory: JAX.directory+"/input",
|
|
extensionDir: JAX.extensionDir
|
|
});
|
|
|
|
/***********************************/
|
|
|
|
BASE.OutputJax = JAX.Subclass({
|
|
Register: function (mimetype) {
|
|
var jax = HUB.config.outputJax;
|
|
if (!jax[mimetype]) {jax[mimetype] = []}
|
|
// If the output jax is earlier in the original configuration list, put it first here
|
|
if (jax[mimetype].length && (this.id === HUB.config.menuSettings.renderer ||
|
|
(jax.order[this.id]||0) < (jax.order[jax[mimetype][0].id]||0)))
|
|
{jax[mimetype].unshift(this)} else {jax[mimetype].push(this)}
|
|
// Make sure the element jax is loaded before Startup is called
|
|
if (!this.require) {this.require = []}
|
|
else if (!(this.require instanceof Array)) {this.require = [this.require]};
|
|
this.require.push(BASE.ElementJax.directory+"/"+(mimetype.split(/\//)[1])+"/"+this.JAXFILE);
|
|
},
|
|
Remove: function (jax) {}
|
|
},{
|
|
version: "1.1",
|
|
directory: JAX.directory+"/output",
|
|
extensionDir: JAX.extensionDir,
|
|
fontDir: ROOT+(BASE.isPacked?"":"/..")+"/fonts"
|
|
});
|
|
|
|
/***********************************/
|
|
|
|
BASE.ElementJax = JAX.Subclass({
|
|
// make a subclass, not an instance
|
|
Init: function (def,cdef) {return this.constructor.Subclass(def,cdef)},
|
|
|
|
inputJax: null,
|
|
outputJax: null,
|
|
inputID: null,
|
|
originalText: "",
|
|
mimeType: "",
|
|
|
|
Text: function (text,callback) {
|
|
var script = this.SourceElement();
|
|
BASE.HTML.setScript(script,text);
|
|
script.MathJax.state = this.STATE.UPDATE;
|
|
return HUB.Update(script,callback);
|
|
},
|
|
Reprocess: function (callback) {
|
|
var script = this.SourceElement();
|
|
script.MathJax.state = this.STATE.UPDATE;
|
|
return HUB.Reprocess(script,callback);
|
|
},
|
|
Update: function (callback) {
|
|
var script = this.SourceElement();
|
|
script.MathJax.state = this.STATE.OUTPUT;
|
|
return HUB.Process(script,callback);
|
|
},
|
|
Remove: function () {
|
|
this.outputJax.Remove(this);
|
|
HUB.signal.Post(["Remove Math",this.inputID]); // wait for this to finish?
|
|
this.Detach();
|
|
},
|
|
|
|
SourceElement: function () {return document.getElementById(this.inputID)},
|
|
|
|
Attach: function (script,inputJax) {
|
|
var jax = script.MathJax.elementJax;
|
|
if (script.MathJax.state === this.STATE.UPDATE) {
|
|
jax.Clone(this);
|
|
} else {
|
|
jax = script.MathJax.elementJax = this;
|
|
if (script.id) {this.inputID = script.id}
|
|
else {script.id = this.inputID = BASE.ElementJax.GetID(); this.newID = 1}
|
|
}
|
|
jax.originalText = (script.text == "" ? script.innerHTML : script.text);
|
|
jax.inputJax = inputJax;
|
|
if (jax.root) {jax.root.inputID = jax.inputID}
|
|
},
|
|
Detach: function () {
|
|
var script = this.SourceElement(); if (!script) return;
|
|
try {delete script.MathJax} catch(err) {script.MathJax = null}
|
|
if (this.newID) {script.id = ""}
|
|
},
|
|
Clone: function (jax) {
|
|
var id;
|
|
for (id in this) {
|
|
if (!this.hasOwnProperty(id)) continue;
|
|
if (typeof(jax[id]) === 'undefined' && id !== 'newID') {delete this[id]}
|
|
}
|
|
for (id in jax) {
|
|
if (!this.hasOwnProperty(id)) continue;
|
|
if (typeof(this[id]) === 'undefined' || (this[id] !== jax[id] && id !== 'inputID'))
|
|
{this[id] = jax[id]}
|
|
}
|
|
}
|
|
},{
|
|
version: "1.1",
|
|
directory: JAX.directory+"/element",
|
|
extensionDir: JAX.extensionDir,
|
|
ID: 0, // jax counter (for IDs)
|
|
STATE: {
|
|
PENDING: 1, // script is identified as math but not yet processed
|
|
PROCESSED: 2, // script has been processed
|
|
UPDATE: 3, // elementJax should be updated
|
|
OUTPUT: 4 // output should be updated (input is OK)
|
|
},
|
|
|
|
GetID: function () {this.ID++; return "MathJax-Element-"+this.ID},
|
|
Subclass: function () {
|
|
var obj = JAX.Subclass.apply(this,arguments);
|
|
obj.loadComplete = this.prototype.loadComplete;
|
|
return obj;
|
|
}
|
|
});
|
|
BASE.ElementJax.prototype.STATE = BASE.ElementJax.STATE;
|
|
|
|
})("MathJax");
|
|
|
|
/**********************************************************/
|
|
|
|
(function (BASENAME) {
|
|
var BASE = window[BASENAME];
|
|
if (!BASE) {BASE = window[BASENAME] = {}}
|
|
|
|
var HUB = BASE.Hub; var STARTUP = HUB.Startup; var CONFIG = HUB.config;
|
|
var HEAD = document.getElementsByTagName("head")[0];
|
|
if (!HEAD) {HEAD = document.childNodes[0]};
|
|
var scripts = (document.documentElement || document).getElementsByTagName("script");
|
|
var namePattern = new RegExp("(^|/)"+BASENAME+"\\.js(\\?.*)?$");
|
|
for (var i = scripts.length-1; i >= 0; i--) {
|
|
if (scripts[i].src.match(namePattern)) {
|
|
STARTUP.script = scripts[i].innerHTML;
|
|
if (RegExp.$2) {
|
|
var params = RegExp.$2.substr(1).split(/\&/);
|
|
for (var j = 0, m = params.length; j < m; j++) {
|
|
var KV = params[j].match(/(.*)=(.*)/);
|
|
if (KV) {STARTUP.params[unescape(KV[1])] = unescape(KV[2])}
|
|
}
|
|
}
|
|
CONFIG.root = scripts[i].src.replace(/(^|\/)[^\/]*(\?.*)?$/,'');
|
|
break;
|
|
}
|
|
}
|
|
BASE.Ajax.config = CONFIG;
|
|
|
|
var BROWSERS = {
|
|
isMac: (navigator.platform.substr(0,3) === "Mac"),
|
|
isPC: (navigator.platform.substr(0,3) === "Win"),
|
|
isMSIE: (window.ActiveXObject != null && window.clipboardData != null),
|
|
isFirefox: (window.netscape != null && document.ATTRIBUTE_NODE != null && !window.opera),
|
|
isSafari: (navigator.userAgent.match(/ (Apple)?WebKit\//) != null && !window.chrome),
|
|
isChrome: (window.chrome != null && window.chrome.loadTimes != null),
|
|
isOpera: (window.opera != null && window.opera.version != null),
|
|
isKonqueror: (window.hasOwnProperty && window.hasOwnProperty("konqueror") && navigator.vendor == "KDE"),
|
|
versionAtLeast: function (v) {
|
|
var bv = (this.version).split('.'); v = (new String(v)).split('.');
|
|
for (var i = 0, m = v.length; i < m; i++)
|
|
{if (bv[i] != v[i]) {return parseInt(bv[i]||"0") >= parseInt(v[i])}}
|
|
return true;
|
|
},
|
|
Select: function (choices) {
|
|
var browser = choices[HUB.Browser];
|
|
if (browser) {return browser(HUB.Browser)}
|
|
return null;
|
|
}
|
|
};
|
|
|
|
var AGENT = navigator.userAgent
|
|
.replace(/^Mozilla\/(\d+\.)+\d+ /,"") // remove initial Mozilla, which is never right
|
|
.replace(/[a-z][-a-z0-9._: ]+\/\d+[^ ]*-[^ ]*\.([a-z][a-z])?\d+ /i,"") // remove linux version
|
|
.replace(/Gentoo |Ubuntu\/(\d+\.)*\d+ (\([^)]*\) )?/,""); // special case for these
|
|
|
|
HUB.Browser = HUB.Insert(HUB.Insert(new String("Unknown"),{version: "0.0"}),BROWSERS);
|
|
for (var browser in BROWSERS) {if (BROWSERS.hasOwnProperty(browser)) {
|
|
if (BROWSERS[browser] && browser.substr(0,2) === "is") {
|
|
browser = browser.slice(2);
|
|
if (browser === "Mac" || browser === "PC") continue;
|
|
HUB.Browser = HUB.Insert(new String(browser),BROWSERS);
|
|
var VERSION = new RegExp(
|
|
".*(Version)/((?:\\d+\\.)+\\d+)|" + // for Safari and Opera10
|
|
".*("+browser+")"+(browser == "MSIE" ? " " : "/")+"((?:\\d+\\.)*\\d+)|"+ // for one of the main browser
|
|
"(?:^|\\(| )([a-z][-a-z0-9._: ]+|(?:Apple)?WebKit)/((?:\\d+\\.)+\\d+)"); // for unrecognized browser
|
|
var MATCH = VERSION.exec(AGENT) || ["","","","unknown","0.0"];
|
|
HUB.Browser.name = (MATCH[1] == "Version" ? browser : (MATCH[3] || MATCH[5]));
|
|
HUB.Browser.version = MATCH[2] || MATCH[4] || MATCH[6];
|
|
break;
|
|
}
|
|
}};
|
|
|
|
//
|
|
// Initial browser-specific info (e.g., touch up version or name)
|
|
//
|
|
HUB.Browser.Select({
|
|
Safari: function (browser) {
|
|
var v = parseInt((String(browser.version).split("."))[0]);
|
|
if (v > 85) {browser.webkit = browser.version}
|
|
if (v >= 533) {browser.version = "5.0"}
|
|
else if (v >= 526) {browser.version = "4.0"}
|
|
else if (v >= 525) {browser.version = "3.1"}
|
|
else if (v > 500) {browser.version = "3.0"}
|
|
else if (v > 400) {browser.version = "2.0"}
|
|
else if (v > 85) {browser.version = "1.0"}
|
|
},
|
|
Firefox: function (browser) {
|
|
if (browser.version === "0.0" && navigator.product === "Gecko" && navigator.productSub) {
|
|
var date = navigator.productSub.substr(0,8);
|
|
if (date >= "20090630") {browser.version = "3.5"}
|
|
else if (date >= "20080617") {browser.version = "3.0"}
|
|
else if (date >= "20061024") {browser.version = "2.0"}
|
|
}
|
|
},
|
|
Opera: function (browser) {browser.version = opera.version()},
|
|
MSIE: function (browser) {
|
|
browser.isIE9 = !!(document.documentMode && (window.performance || window.msPerformance));
|
|
MathJax.HTML.setScriptBug = !browser.isIE9 || document.documentMode < 9;
|
|
}
|
|
});
|
|
HUB.Browser.Select(MathJax.Message.browsers);
|
|
|
|
HUB.queue = BASE.Callback.Queue();
|
|
HUB.queue.Push(
|
|
["Post",STARTUP.signal,"Begin"],
|
|
["Config",STARTUP],
|
|
["Cookie",STARTUP],
|
|
["Styles",STARTUP],
|
|
["Message",STARTUP],
|
|
function () {
|
|
// Do Jax and Extensions in parallel, but wait for them all to complete
|
|
var queue = BASE.Callback.Queue(
|
|
STARTUP.Jax(),
|
|
STARTUP.Extensions()
|
|
);
|
|
return queue.Push({});
|
|
},
|
|
["Menu",STARTUP],
|
|
STARTUP.onLoad(),
|
|
function () {MathJax.isReady = true}, // indicates that MathJax is ready to process math
|
|
["Typeset",STARTUP],
|
|
["Post",STARTUP.signal,"End"]
|
|
);
|
|
|
|
})("MathJax");
|
|
|
|
}}
|
|
|
|
/**********************************************************/
|