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tghandbook/lib/components/WikiPage.tsx

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2020-06-16 09:32:48 +00:00
import { getPageHTML } from "../wiki";
import { darken, ColorFmt, lighten } from "../darkmode";
import * as React from "react";
import { useState, useEffect } from "react";
function fixup(html: string): string {
// Convert relative links to absolute
html = html.replace(/"\/wiki/gi, '"//tgstation13.org/wiki');
// Parse into node so we can do DOM majicks
const node = document.createElement("div");
node.innerHTML = html;
node.querySelectorAll(".mw-editsection").forEach((editLink) => {
editLink.parentElement.removeChild(editLink);
});
// Darken bgcolor
node.querySelectorAll("*[bgcolor]").forEach((td) => {
let bgcolor = td.getAttribute("bgcolor");
// Shitty way to detect if it's hex or not
// Basically, none of the css colors long 6 letters only use hex letters
// THANK FUCKING GOD
if (bgcolor.length === 6 && parseInt(bgcolor, 16) !== NaN) {
bgcolor = "#" + bgcolor;
}
td.setAttribute("bgcolor", darken(bgcolor, ColorFmt.HEX).slice(1));
});
node.querySelectorAll("*[style]").forEach((td: HTMLElement) => {
const inlineCSS = td.getAttribute("style");
let bgcolor = td.style.background;
if (inlineCSS.includes("background-color")) {
bgcolor = td.style.backgroundColor;
}
td.setAttribute(
"style",
inlineCSS + ";background-color:" + darken(bgcolor, ColorFmt.RGB)
);
});
// Lighten fgcolors
node.querySelectorAll("*[color]").forEach((td) => {
let color = td.getAttribute("color");
if (color.length === 6 && !isNaN(parseInt(color, 16))) {
color = "#" + color;
}
td.setAttribute("color", lighten(color, ColorFmt.HEX).slice(1));
});
// Remove fixed widths
node.querySelectorAll("table[width]").forEach((td) => {
const width = td.getAttribute("width");
if (width.includes("%")) {
// Leave it alone
return;
}
td.setAttribute("width", "100%");
});
return node.innerHTML;
}
export default function WikiPage({ page }) {
const [data, setData] = useState({ loaded: false, html: "" });
useEffect(() => {
(async () => {
let html = await getPageHTML(page);
html = fixup(html);
setData({ loaded: true, html });
})();
}, []);
if (!data.loaded) {
return <p>You start skimming through the manual...</p>;
} else {
return (
<div
className="page"
dangerouslySetInnerHTML={{ __html: data.html }}
></div>
);
}
}