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send tex math as data-mx-maths attribute

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This commit is contained in:
Aleks Kissinger 2020-09-20 12:59:22 +01:00
parent 0604c86779
commit becc79d67a
2 changed files with 47 additions and 2 deletions
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23
src/editor/serialize.ts
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@ -18,6 +18,7 @@ limitations under the License.
import Markdown from '../Markdown';
import {makeGenericPermalink} from "../utils/permalinks/Permalinks";
import EditorModel from "./model";
import { AllHtmlEntities } from 'html-entities';
export function mdSerialize(model: EditorModel) {
return model.parts.reduce((html, part) => {
@ -38,7 +39,27 @@ export function mdSerialize(model: EditorModel) {
}
export function htmlSerializeIfNeeded(model: EditorModel, {forceHTML = false} = {}) {
const md = mdSerialize(model);
var md = mdSerialize(model);
if (true) { // TODO: add katex setting
const mathDelimiters = [ // TODO: make customizable
{ left: "\\$\\$\\$", right: "\\$\\$\\$", display: true },
{ left: "\\$\\$", right: "\\$\\$", display: false }
];
mathDelimiters.forEach(function (d) {
var reg = RegExp(d.left + "(.*?)" + d.right, "g");
md = md.replace(reg, function(match, p1) {
const p1e = AllHtmlEntities.encode(p1);
if (d.display == true) {
return `<div data-mx-maths="${p1e}"><code>${p1e}</code></div>`;
} else {
return `<span data-mx-maths="${p1e}"><code>${p1e}</code></span>`;
}
});
});
}
const parser = new Markdown(md);
if (!parser.isPlainText() || forceHTML) {
return parser.toHTML();