forked from abner/for-legacy-web
Use tabWidth 4 without actual tabs.
This commit is contained in:
Paul
@@ -26,167 +26,167 @@ import { MarkdownProps } from "./Markdown";
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// TODO: global.d.ts file for defining globals
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declare global {
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interface Window {
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copycode: (element: HTMLDivElement) => void;
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}
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interface Window {
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copycode: (element: HTMLDivElement) => void;
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}
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}
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// Handler for code block copy.
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if (typeof window !== "undefined") {
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window.copycode = function (element: HTMLDivElement) {
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try {
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let code = element.parentElement?.parentElement?.children[1];
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if (code) {
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navigator.clipboard.writeText(code.textContent?.trim() ?? "");
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}
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} catch (e) {}
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};
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window.copycode = function (element: HTMLDivElement) {
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try {
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let code = element.parentElement?.parentElement?.children[1];
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if (code) {
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navigator.clipboard.writeText(code.textContent?.trim() ?? "");
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}
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} catch (e) {}
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};
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}
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export const md: MarkdownIt = MarkdownIt({
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breaks: true,
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linkify: true,
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highlight: (str, lang) => {
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let v = Prism.languages[lang];
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if (v) {
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let out = Prism.highlight(str, v, lang);
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return `<pre class="code"><div class="lang"><div onclick="copycode(this)">${lang}</div></div><code class="language-${lang}">${out}</code></pre>`;
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}
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breaks: true,
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linkify: true,
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highlight: (str, lang) => {
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let v = Prism.languages[lang];
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if (v) {
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let out = Prism.highlight(str, v, lang);
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return `<pre class="code"><div class="lang"><div onclick="copycode(this)">${lang}</div></div><code class="language-${lang}">${out}</code></pre>`;
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}
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return `<pre class="code"><code>${md.utils.escapeHtml(
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str,
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)}</code></pre>`;
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},
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return `<pre class="code"><code>${md.utils.escapeHtml(
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str,
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)}</code></pre>`;
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},
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})
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.disable("image")
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.use(MarkdownEmoji, { defs: emojiDictionary })
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.use(MarkdownSpoilers)
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.use(MarkdownSup)
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.use(MarkdownSub)
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.use(MarkdownKatex, {
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throwOnError: false,
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maxExpand: 0,
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});
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.disable("image")
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.use(MarkdownEmoji, { defs: emojiDictionary })
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.use(MarkdownSpoilers)
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.use(MarkdownSup)
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.use(MarkdownSub)
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.use(MarkdownKatex, {
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throwOnError: false,
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maxExpand: 0,
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});
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// ? Force links to open _blank.
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// From: https://github.com/markdown-it/markdown-it/blob/master/docs/architecture.md#renderer
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const defaultRender =
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md.renderer.rules.link_open ||
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function (tokens, idx, options, _env, self) {
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return self.renderToken(tokens, idx, options);
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};
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md.renderer.rules.link_open ||
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function (tokens, idx, options, _env, self) {
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return self.renderToken(tokens, idx, options);
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};
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// TODO: global.d.ts file for defining globals
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declare global {
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interface Window {
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internalHandleURL: (element: HTMLAnchorElement) => void;
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}
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interface Window {
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internalHandleURL: (element: HTMLAnchorElement) => void;
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}
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}
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// Handler for internal links, pushes events to React using magic.
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if (typeof window !== "undefined") {
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window.internalHandleURL = function (element: HTMLAnchorElement) {
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const url = new URL(element.href, location.href);
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const pathname = url.pathname;
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window.internalHandleURL = function (element: HTMLAnchorElement) {
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const url = new URL(element.href, location.href);
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const pathname = url.pathname;
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if (pathname.startsWith("/@")) {
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internalEmit("Intermediate", "openProfile", pathname.substr(2));
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} else {
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internalEmit("Intermediate", "navigate", pathname);
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}
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};
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if (pathname.startsWith("/@")) {
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internalEmit("Intermediate", "openProfile", pathname.substr(2));
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} else {
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internalEmit("Intermediate", "navigate", pathname);
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}
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};
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}
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md.renderer.rules.link_open = function (tokens, idx, options, env, self) {
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let internal;
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const hIndex = tokens[idx].attrIndex("href");
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if (hIndex >= 0) {
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try {
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// For internal links, we should use our own handler to use react-router history.
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// @ts-ignore
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const href = tokens[idx].attrs[hIndex][1];
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const url = new URL(href, location.href);
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let internal;
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const hIndex = tokens[idx].attrIndex("href");
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if (hIndex >= 0) {
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try {
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// For internal links, we should use our own handler to use react-router history.
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// @ts-ignore
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const href = tokens[idx].attrs[hIndex][1];
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const url = new URL(href, location.href);
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if (url.hostname === location.hostname) {
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internal = true;
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// I'm sorry.
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tokens[idx].attrPush([
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"onclick",
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"internalHandleURL(this); return false",
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]);
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if (url.hostname === location.hostname) {
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internal = true;
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// I'm sorry.
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tokens[idx].attrPush([
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"onclick",
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"internalHandleURL(this); return false",
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]);
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if (url.pathname.startsWith("/@")) {
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tokens[idx].attrPush(["data-type", "mention"]);
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}
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}
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} catch (err) {
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// Ignore the error, treat as normal link.
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}
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}
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if (url.pathname.startsWith("/@")) {
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tokens[idx].attrPush(["data-type", "mention"]);
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}
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}
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} catch (err) {
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// Ignore the error, treat as normal link.
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}
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}
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if (!internal) {
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// Add target=_blank for external links.
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const aIndex = tokens[idx].attrIndex("target");
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if (!internal) {
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// Add target=_blank for external links.
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const aIndex = tokens[idx].attrIndex("target");
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if (aIndex < 0) {
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tokens[idx].attrPush(["target", "_blank"]);
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} else {
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try {
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// @ts-ignore
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tokens[idx].attrs[aIndex][1] = "_blank";
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} catch (_) {}
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}
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}
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if (aIndex < 0) {
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tokens[idx].attrPush(["target", "_blank"]);
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} else {
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try {
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// @ts-ignore
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tokens[idx].attrs[aIndex][1] = "_blank";
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} catch (_) {}
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}
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}
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return defaultRender(tokens, idx, options, env, self);
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return defaultRender(tokens, idx, options, env, self);
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};
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md.renderer.rules.emoji = function (token, idx) {
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return generateEmoji(token[idx].content);
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return generateEmoji(token[idx].content);
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};
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const RE_TWEMOJI = /:(\w+):/g;
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export default function Renderer({ content, disallowBigEmoji }: MarkdownProps) {
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const client = useContext(AppContext);
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if (typeof content === "undefined") return null;
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if (content.length === 0) return null;
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const client = useContext(AppContext);
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if (typeof content === "undefined") return null;
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if (content.length === 0) return null;
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// We replace the message with the mention at the time of render.
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// We don't care if the mention changes.
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let newContent = content.replace(
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RE_MENTIONS,
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(sub: string, ...args: any[]) => {
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const id = args[0],
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user = client.users.get(id);
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// We replace the message with the mention at the time of render.
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// We don't care if the mention changes.
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let newContent = content.replace(
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RE_MENTIONS,
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(sub: string, ...args: any[]) => {
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const id = args[0],
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user = client.users.get(id);
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if (user) {
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return `[@${user.username}](/@${id})`;
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}
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if (user) {
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return `[@${user.username}](/@${id})`;
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}
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return sub;
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},
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);
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return sub;
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},
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);
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const useLargeEmojis = disallowBigEmoji
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? false
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: content.replace(RE_TWEMOJI, "").trim().length === 0;
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const useLargeEmojis = disallowBigEmoji
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? false
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: content.replace(RE_TWEMOJI, "").trim().length === 0;
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return (
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<span
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className={styles.markdown}
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dangerouslySetInnerHTML={{
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__html: md.render(newContent),
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}}
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data-large-emojis={useLargeEmojis}
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onClick={(ev) => {
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if (ev.target) {
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let element = ev.currentTarget;
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if (element.classList.contains("spoiler")) {
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element.classList.add("shown");
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}
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}
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}}
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/>
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);
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return (
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<span
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className={styles.markdown}
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dangerouslySetInnerHTML={{
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__html: md.render(newContent),
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}}
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data-large-emojis={useLargeEmojis}
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onClick={(ev) => {
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if (ev.target) {
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let element = ev.currentTarget;
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if (element.classList.contains("spoiler")) {
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element.classList.add("shown");
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}
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}
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}}
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/>
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);
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}
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