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e035d526d6
Restructure frontend directories GitOrigin-RevId: 5a1224ca186f4809df45680a80d374c1c318d7bf
41 lines
1.2 KiB
JavaScript
41 lines
1.2 KiB
JavaScript
/* global MathJax */
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define(['base'], function(App) {
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return App.directive('mathjax', function($compile, $parse) {
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return {
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link(scope, element, attrs) {
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if (!(MathJax && MathJax.Hub)) return
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// Allowing HTML can be unsafe unless using something like
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// `ng-bind-html` because of potential Angular XSS via {{/}}
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if (!$parse(attrs.mathjaxAllowHtml)(scope)) {
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const mathJaxContents = element.html()
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const nonBindableEl = $compile('<span ng-non-bindable></span>')({})
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element.html('').append(nonBindableEl)
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nonBindableEl.html(mathJaxContents)
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}
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if (attrs.delimiter !== 'no-single-dollar') {
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const inlineMathConfig =
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MathJax.Hub.config && MathJax.Hub.config.tex2jax.inlineMath
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const alreadyConfigured = _.find(
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inlineMathConfig,
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c => c[0] === '$' && c[1] === '$'
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)
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if (!alreadyConfigured) {
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MathJax.Hub.Config({
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tex2jax: {
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inlineMath: inlineMathConfig.concat([['$', '$']])
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}
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})
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}
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}
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setTimeout(() => {
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MathJax.Hub.Queue(['Typeset', MathJax.Hub, element.get(0)])
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}, 0)
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}
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}
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})
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})
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