Hello Typescript!

hydro/handler/misc.ts

@@ -0,0 +1,92 @@
+import { PRIV } from '../model/builtin';
+import * as file from '../model/file';
+import * as user from '../model/user';
+import * as markdown from '../lib/markdown';
+import * as db from '../service/db';
+import { Route, Handler } from '../service/server';
+
+const coll = db.collection('status');
+
+class FileDownloadHandler extends Handler {
+    async get({ docId, secret, name }) {
+        if (name) name = Buffer.from(name, 'base64').toString();
+        this.response.attachment(name || docId);
+        this.response.body = await file.getWithSecret(docId, secret);
+    }
+}
+
+class StatusHandler extends Handler {
+    async get() {
+        const stats = await coll.find().sort({ type: 1, updateAt: -1 }).toArray();
+        for (const i in stats) {
+            let desc = '';
+            const online = new Date(stats[i].updateAt).getTime() > new Date().getTime() - 300000;
+            if (!online) desc = 'Offline';
+            desc = desc || 'Online';
+            stats[i].isOnline = online;
+            stats[i].status = desc;
+        }
+        const path = [
+            ['Hydro', 'homepage'],
+            ['status', null],
+        ];
+        this.response.body = { stats, path };
+        this.response.template = 'status.html';
+    }
+}
+
+class StatusUpdateHandler extends Handler {
+    async post(args) {
+        this.checkPerm(PRIV.PRIV_JUDGE);
+        args.type = 'judger';
+        return coll.updateOne(
+            { mid: args.mid, type: 'judger' },
+            { $set: args },
+            { upsert: true },
+        );
+    }
+}
+
+class SwitchLanguageHandler extends Handler {
+    async get({ lang }) {
+        if (this.user.hasPriv(PRIV.PRIV_USER_PROFILE)) {
+            await user.setById(this.user._id, { viewLang: lang });
+        } else this.session.viewLang = lang;
+        this.back();
+    }
+}
+
+class MarkdownHandler extends Handler {
+    async post({ text, safe = true }) {
+        this.response.body = safe
+            ? markdown.safe.render(text)
+            : markdown.unsafe.render(text);
+    }
+}
+
+class SockToken extends Handler {
+    async get() {
+        this.response.body = { token: this.csrfToken };
+    }
+}
+
+export async function apply() {
+    Route('file_download', '/fs/:docId/:secret', FileDownloadHandler);
+    Route('file_download_with_name', '/fs/:docId/:name/:secret', FileDownloadHandler);
+    Route('status', '/status', StatusHandler);
+    Route('status_update', '/status/update', StatusUpdateHandler);
+    Route('switch_language', '/language/:lang', SwitchLanguageHandler);
+    Route('markdown', '/markdown', MarkdownHandler);
+    Route('token', '/token', SockToken);
+}
+
+apply.updateStatus = function updateStatus(args) {
+    args.type = 'judger';
+    return coll.updateOne(
+        { mid: args.mid, type: 'judger' },
+        { $set: args },
+        { upsert: true },
+    );
+};
+
+global.Hydro.handler.misc = apply;