Files
whaticket-community/frontend/src/components/MarkdownWrapper/index.js

187 lines
2.4 KiB
JavaScript

import React from "react";
import Markdown from "markdown-to-jsx";
const elements = [
"a",
"abbr",
"address",
"area",
"article",
"aside",
"audio",
"b",
"base",
"bdi",
"bdo",
"big",
"blockquote",
"body",
"br",
"button",
"canvas",
"caption",
"cite",
"code",
"col",
"colgroup",
"data",
"datalist",
"dd",
"del",
"details",
"dfn",
"dialog",
"div",
"dl",
"dt",
"em",
"embed",
"fieldset",
"figcaption",
"figure",
"footer",
"form",
"h1",
"h2",
"h3",
"h4",
"h5",
"h6",
"head",
"header",
"hgroup",
"hr",
"html",
"i",
"iframe",
"img",
"input",
"ins",
"kbd",
"keygen",
"label",
"legend",
"li",
"link",
"main",
"map",
"mark",
"marquee",
"menu",
"menuitem",
"meta",
"meter",
"nav",
"noscript",
"object",
"ol",
"optgroup",
"option",
"output",
"p",
"param",
"picture",
"pre",
"progress",
"q",
"rp",
"rt",
"ruby",
"s",
"samp",
"script",
"section",
"select",
"small",
"source",
"span",
"strong",
"style",
"sub",
"summary",
"sup",
"table",
"tbody",
"td",
"textarea",
"tfoot",
"th",
"thead",
"time",
"title",
"tr",
"track",
"u",
"ul",
"var",
"video",
"wbr",
// SVG
"circle",
"clipPath",
"defs",
"ellipse",
"foreignObject",
"g",
"image",
"line",
"linearGradient",
"marker",
"mask",
"path",
"pattern",
"polygon",
"polyline",
"radialGradient",
"rect",
"stop",
"svg",
"text",
"tspan",
];
const allowedElements = ["a", "b", "strong", "em", "u", "code", "del"];
const CustomLink = ({ children, ...props }) => (
<a {...props} target="_blank" rel="noopener noreferrer">
{children}
</a>
);
const MarkdownWrapper = ({ children }) => {
const boldRegex = /\*(.*?)\*/g;
const tildaRegex = /~(.*?)~/g;
if (children && boldRegex.test(children)) {
children = children.replace(boldRegex, "**$1**");
}
if (children && tildaRegex.test(children)) {
children = children.replace(tildaRegex, "~~$1~~");
}
const options = React.useMemo(() => {
const markdownOptions = {
disableParsingRawHTML: true,
forceInline: true,
overrides: {
a: { component: CustomLink },
},
};
elements.forEach(element => {
if (!allowedElements.includes(element)) {
markdownOptions.overrides[element] = el => el.children || null;
}
});
return markdownOptions;
}, []);
if (!children) return null;
return <Markdown options={options}>{children}</Markdown>;
};
export default MarkdownWrapper;