Page MenuHomeWickedGov Phorge
Files F1426554

ext.math.mathjax.js
No OneTemporary
Actions

Size
2 KB
Referenced Files
None
Subscribers
None

ext.math.mathjax.js
View Options

( function () {
'use strict';
const extensionAssetsPath = mw.config.get( 'wgExtensionAssetsPath' );
window.MathJax = {
loader: {
// see https://docs.mathjax.org/en/latest/input/mathml.html
load: [ '[mml]/mml3' ],
// see https://docs.mathjax.org/en/latest/options/startup/loader.html
paths: {
mathjax: extensionAssetsPath + '/Math/modules/mathjax/es5'
}
},
// helper function for https://phabricator.wikimedia.org/T375932
/* eslint-disable no-return-assign */
remapChars( v1, v2, base, map, font ) {
const c1 = v1.chars;
const c2 = v2.chars;
for ( let i = 0; i < 26; i++ ) {
const data1 = c1[ map[ i ] || base + i ] || [];
const data2 = c2[ 0x41 + i ];
if ( data1.length === 0 ) {
c1[ base + i ] = data1;
}
[ 0, 1, 2 ].forEach( ( j ) => data1[ j ] = data2[ j ] );
data1[ 3 ] = Object.assign( {}, data2[ 3 ], { f: font, c: String.fromCharCode( 0x41 + i ) } );
}
},
startup: {
ready() {
window.MathJax.startup.defaultReady();
// See https://phabricator.wikimedia.org/T375932 and the suggested fix from
// https://github.com/mathjax/MathJax/issues/3292#issuecomment-2383760829
// Makes rendering of \matcal look similar to the browsers MathML rendering
// and the old image rendering.
// Note that \mathsrc (which is unsupported by texvc) would map to the
// same unicode chars and thus should not be activated.
const variant = window.MathJax.startup.document.outputJax.font.variant;
const map = { 1: 0x212C, 4: 0x2130, 5: 0x2131, 7: 0x210B, 8: 0x2110, 11: 0x2112, 12: 0x2133, 17: 0x211B };
window.MathJax.config.remapChars( variant.normal, variant[ '-tex-calligraphic' ], 0x1D49C, map, 'C' );
window.MathJax.config.remapChars( variant.normal, variant[ '-tex-bold-calligraphic' ], 0x1D4D0, {}, 'CB' );
// See https://phabricator.wikimedia.org/T375241 and the suggested startup function from
// https://github.com/mathjax/MathJax/issues/3030#issuecomment-1490520850
// This workaround will be included in the MathJax 4 release and no longer be
// required when we upgrade to MathJax 4.
const { Mml3 } = window.MathJax._.input.mathml.mml3.mml3;
const mml3 = new Mml3( window.MathJax.startup.document );
const adaptor = window.MathJax.startup.document.adaptor;
const processor = new XSLTProcessor();
const parsed = adaptor.parse( Mml3.XSLT, 'text/xml' );
processor.importStylesheet( parsed );
mml3.transform = ( node ) => {
const div = adaptor.node( 'div', {}, [ adaptor.clone( node ) ] );
const dom = adaptor.parse( adaptor.serializeXML( div ), 'text/xml' );
const mml = processor.transformToDocument( dom );
return ( mml ? adaptor.tags( mml, 'math' )[ 0 ] : node );
};
// inputJax[0] did not work as per https://github.com/mathjax/MathJax/issues/3287#issuecomment-2363843017
const MML = window.MathJax.startup.document.inputJax[ 1 ];
MML.mmlFilters.items.pop(); // remove old filter
MML.mmlFilters.add( mml3.mmlFilter.bind( mml3 ) );
}
}
};
}() );

File Metadata

Mime Type
text/plain
Expires
Sat, May 16, 13:23 (1 d, 19 h)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
49/46/d9b1eb51ee5cd1b16415ec2d05db
Default Alt Text
ext.math.mathjax.js (2 KB)

Event Timeline