suzanne.soy/scribble-mathjax
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Move preProcess from base jax to OutputJax, since that is the only place it is used. Don't copy Translate and cousins for ElementJax. Properly handle the loader in InputJax (avoinds infinite lops if input jax fails to compile)

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Davide P. Cervone 2012-02-20 12:42:59 -05:00
parent 7ce521293c
commit 4fb5de2200
2 changed files with 37 additions and 24 deletions
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2
MathJax.js
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59
unpacked/MathJax.js
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@ -366,7 +366,7 @@ MathJax.fileversion = "2.0";
};
//
// An array of priorities hooks that are executed sequentially
// An array of prioritized hooks that are executed sequentially
// with a given set of data.
//
var HOOKS = MathJax.Object.Subclass({
@ -590,6 +590,7 @@ MathJax.fileversion = "2.0";
BASE.Callback.ExecuteHooks = EXECUTEHOOKS;
})("MathJax");
/**********************************************************/
(function (BASENAME) {
@ -2033,17 +2034,8 @@ MathJax.Hub.Startup = {
cObject.Augment(null,cdef);
return this;
},
preProcess: function (element) {
var load, file = this.directory+"/"+this.JAXFILE;
this.constructor.prototype.preProcess = function (element) {
if (!load.called) {return load}
throw Error(file+" failed to load properly");
}
load = AJAX.Require(file);
return load;
},
Translate: function (element) {
throw Error(this.directory+"/"+this.JAXFILE+" failed to redefine the Translate() method");
Translate: function (script,state) {
throw Error(this.directory+"/"+this.JAXFILE+" failed to define the Translate() method");
},
Register: function (mimetype) {},
Config: function () {
@ -2067,13 +2059,17 @@ MathJax.Hub.Startup = {
[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.preProcess = THIS.preTranslate;
THIS.Process = THIS.Translate;
THIS.postProcess = THIS.postTranslate;
},this.constructor.prototype]
["Post",HUB.Startup.signal,this.id+" Jax Ready"]
);
if (this.copyTranslate) {
queue.Push(
[function (THIS) {
THIS.preProcess = THIS.preTranslate;
THIS.Process = THIS.Translate;
THIS.postProcess = THIS.postTranslate;
},this.constructor.prototype]
);
}
return queue.Push(["loadComplete",AJAX,this.directory+"/"+file]);
}
}
@ -2088,20 +2084,27 @@ MathJax.Hub.Startup = {
BASE.InputJax = JAX.Subclass({
elementJax: "mml", // the element jax to load for this input jax
Process: function (element) {
var queue = CALLBACK.Queue();
copyTranslate: true,
Process: function (script,state) {
var queue = CALLBACK.Queue(), file;
// 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;
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}}
file = this.directory+"/"+this.JAXFILE;
var load = queue.Push(AJAX.Require(file));
if (!load.called) {
this.constructor.prototype.Process = function () {
if (!load.called) {return load}
throw Error(file+" failed to load properly");
}
}
// Load the associated output jax
jax = HUB.outputJax["jax/"+jax[0]];
if (jax) {queue.Push(AJAX.Require(jax[0].directory+"/"+this.JAXFILE))}
@ -2125,6 +2128,16 @@ MathJax.Hub.Startup = {
/***********************************/
BASE.OutputJax = JAX.Subclass({
copyTranslate: true,
preProcess: function (state) {
var load, file = this.directory+"/"+this.JAXFILE;
this.constructor.prototype.preProcess = function (state) {
if (!load.called) {return load}
throw Error(file+" failed to load properly");
}
load = AJAX.Require(file);
return load;
},
Register: function (mimetype) {
var jax = HUB.outputJax;
if (!jax[mimetype]) {jax[mimetype] = []}