+import { None, Option } from "@sniptt/monads";
+import { serialize as serializeO } from "class-transformer";
import express from "express";
+import fs from "fs";
import { IncomingHttpHeaders } from "http";
import { Helmet } from "inferno-helmet";
import { matchPath, StaticRouter } from "inferno-router";
import { renderToString } from "inferno-server";
import IsomorphicCookie from "isomorphic-cookie";
-import { GetSite, GetSiteResponse, LemmyHttp } from "lemmy-js-client";
+import { GetSite, GetSiteResponse, LemmyHttp, toOption } from "lemmy-js-client";
import path from "path";
import process from "process";
import serialize from "serialize-javascript";
IsoData,
} from "../shared/interfaces";
import { routes } from "../shared/routes";
-import { initializeSite, setOptionalAuth } from "../shared/utils";
+import { initializeSite } from "../shared/utils";
const server = express();
const [hostname, port] = process.env["LEMMY_UI_HOST"]
? process.env["LEMMY_UI_HOST"].split(":")
: ["0.0.0.0", "1234"];
+const extraThemesFolder =
+ process.env["LEMMY_UI_EXTRA_THEMES_FOLDER"] || "./extra_themes";
+
+if (!process.env["LEMMY_UI_DISABLE_CSP"]) {
+ server.use(function (_req, res, next) {
+ res.setHeader(
+ "Content-Security-Policy",
+ `default-src 'none'; connect-src *; img-src * data:; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; form-action 'self'; base-uri 'self'`
+ );
+ next();
+ });
+}
+const customHtmlHeader = process.env["LEMMY_UI_CUSTOM_HTML_HEADER"] || "";
server.use(express.json());
server.use(express.urlencoded({ extended: false }));
res.send(robotstxt);
});
+server.get("/css/themes/:name", async (req, res) => {
+ res.contentType("text/css");
+ const theme = req.params.name;
+ if (!theme.endsWith(".css")) {
+ res.send("Theme must be a css file");
+ }
+
+ const customTheme = path.resolve(`./${extraThemesFolder}/${theme}`);
+ if (fs.existsSync(customTheme)) {
+ res.sendFile(customTheme);
+ } else {
+ const internalTheme = path.resolve(`./dist/assets/css/themes/${theme}`);
+ res.sendFile(internalTheme);
+ }
+});
+
+function buildThemeList(): string[] {
+ let themes = [
+ "litera",
+ "materia",
+ "minty",
+ "solar",
+ "united",
+ "cyborg",
+ "darkly",
+ "darkly-red",
+ "journal",
+ "sketchy",
+ "vaporwave",
+ "vaporwave-dark",
+ "i386",
+ "litely",
+ "litely-red",
+ "nord",
+ ];
+ if (fs.existsSync(extraThemesFolder)) {
+ let dirThemes = fs.readdirSync(extraThemesFolder);
+ let cssThemes = dirThemes
+ .filter(d => d.endsWith(".css"))
+ .map(d => d.replace(".css", ""));
+ themes.push(...cssThemes);
+ }
+ return themes;
+}
+
+server.get("/css/themelist", async (_req, res) => {
+ res.type("json");
+ res.send(JSON.stringify(buildThemeList()));
+});
+
// server.use(cookieParser());
server.get("/*", async (req, res) => {
try {
const activeRoute = routes.find(route => matchPath(req.path, route)) || {};
const context = {} as any;
- let auth: string = IsomorphicCookie.load("jwt", req);
+ let auth: Option<string> = toOption(IsomorphicCookie.load("jwt", req));
- let getSiteForm: GetSite = {};
- setOptionalAuth(getSiteForm, auth);
+ let getSiteForm = new GetSite({ auth });
let promises: Promise<any>[] = [];
console.error(
"Incorrect JWT token, skipping auth so frontend can remove jwt cookie"
);
- delete getSiteForm.auth;
- delete initialFetchReq.auth;
+ getSiteForm.auth = None;
+ initialFetchReq.auth = None;
try_site = await initialFetchReq.client.getSite(getSiteForm);
}
let site: GetSiteResponse = try_site;
if (errCode == "instance_is_private") {
return res.redirect(`/signup`);
} else {
- return res.redirect(`/404?err=${errCode}`);
+ return res.send(`404: ${removeAuthParam(errCode)}`);
}
}
const wrapper = (
<StaticRouter location={req.url} context={isoData}>
- <App siteRes={isoData.site_res} />
+ <App />
</StaticRouter>
);
if (context.url) {
return res.redirect(context.url);
}
- const cspHtml = (
- <meta
- http-equiv="Content-Security-Policy"
- content="default-src data: 'self'; connect-src * ws: wss:; frame-src *; img-src * data:; script-src 'self'; style-src 'self' 'unsafe-inline'; manifest-src 'self'"
- />
+ const eruda = (
+ <>
+ <script src="//cdn.jsdelivr.net/npm/eruda"></script>
+ <script>eruda.init();</script>
+ </>
);
-
+ const erudaStr = process.env["LEMMY_UI_DEBUG"] ? renderToString(eruda) : "";
const root = renderToString(wrapper);
const symbols = renderToString(SYMBOLS);
- const cspStr = process.env.LEMMY_EXTERNAL_HOST
- ? renderToString(cspHtml)
- : "";
const helmet = Helmet.renderStatic();
- const config: ILemmyConfig = { wsHost: process.env.LEMMY_WS_HOST };
+ const config: ILemmyConfig = { wsHost: process.env.LEMMY_UI_LEMMY_WS_HOST };
res.send(`
<!DOCTYPE html>
<html ${helmet.htmlAttributes.toString()} lang="en">
<head>
- <script>window.isoData = ${serialize(isoData)}</script>
+ <script>window.isoData = ${serializeO(isoData)}</script>
<script>window.lemmyConfig = ${serialize(config)}</script>
- <!-- A remote debugging utility for mobile
- <script src="//cdn.jsdelivr.net/npm/eruda"></script>
- <script>eruda.init();</script>
- -->
+ <!-- A remote debugging utility for mobile -->
+ ${erudaStr}
+
+ <!-- Custom injected script -->
+ ${customHtmlHeader}
${helmet.title.toString()}
${helmet.meta.toString()}
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
- <!-- Content Security Policy -->
- ${cspStr}
-
<!-- Web app manifest -->
<link rel="manifest" href="/static/assets/manifest.webmanifest">
`);
} catch (err) {
console.error(err);
- return res.redirect(`/404?err=${err}`);
+ return res.send(`404: ${removeAuthParam(err)}`);
}
});
console.info("Interrupted");
process.exit(0);
});
+
+function removeAuthParam(err: any): string {
+ return removeParam(err.toString(), "auth");
+}
+
+function removeParam(url: string, parameter: string): string {
+ return url
+ .replace(new RegExp("[?&]" + parameter + "=[^&#]*(#.*)?$"), "$1")
+ .replace(new RegExp("([?&])" + parameter + "=[^&]*&"), "$1");
+}
projects / lemmy-ui.git / blobdiff