move pwa manifest to backend

src/controller/publicController.ts

@@ -2,12 +2,13 @@ import { Request, Response } from "express";
 import CalendarService from "../service/club/calendarService";
 import CalendarTypeService from "../service/configuration/calendarTypeService";
 import { calendar } from "../entity/club/calendar";
-import { createEvents } from "ics";
-import moment from "moment";
 import InternalException from "../exceptions/internalException";
 import CalendarFactory from "../factory/admin/club/calendar";
 import { CalendarHelper } from "../helpers/calendarHelper";
 import SettingHelper from "../helpers/settingsHelper";
+import sharp from "sharp";
+import ico from "sharp-ico";
+import { FileSystemHelper } from "../helpers/fileSystemHelper";
 
 /**
  * @description get all calendar items by types or nscdr
@@ -71,3 +72,136 @@ export async function getApplicationConfig(req: Request, res: Response): Promise
 
   res.json(config);
 }
+
+/**
+ * @description get application Manifest
+ * @param req {Request} Express req object
+ * @param res {Response} Express res object
+ * @returns {Promise<*>}
+ */
+export async function getApplicationManifest(req: Request, res: Response): Promise<any> {
+  const backendUrl = `${req.protocol}://${req.get("host")}`;
+  const frontenUrl = `${req.get("referer")}`;
+
+  const manifest = {
+    id: "ff_admin_webapp",
+    lang: "de",
+    name: SettingHelper.getSetting("club.name"),
+    short_name: SettingHelper.getSetting("club.name"),
+    theme_color: "#990b00",
+    display: "standalone",
+    orientation: "portrait-primary",
+    start_url: frontenUrl,
+    icons: [
+      {
+        src: `${backendUrl}/api/public/favicon.ico`,
+        sizes: "48x48",
+        type: "image/ico",
+      },
+      {
+        src: `${backendUrl}/api/public/icon.png?width=512&height=512`,
+        sizes: "512x512",
+        type: "image/png",
+      },
+    ],
+  };
+
+  res.set({
+    "Access-Control-Allow-Origin": "*",
+    "Content-Type": "application/manifest+json",
+  });
+
+  res.json(manifest);
+}
+
+/**
+ * @description get application Logo
+ * @param req {Request} Express req object
+ * @param res {Response} Express res object
+ * @returns {Promise<*>}
+ */
+export async function getApplicationLogo(req: Request, res: Response): Promise<any> {
+  let setLogo = SettingHelper.getSetting("club.logo");
+
+  res.set({
+    "Access-Control-Allow-Origin": "*",
+    "Cross-Origin-Resource-Policy": "cross-origin",
+    "Cross-Origin-Embedder-Policy": "credentialless",
+    "Timing-Allow-Origin": "*",
+  });
+
+  if (setLogo == "") {
+    res.sendFile(FileSystemHelper.readAssetFile("admin-logo.png", true));
+  } else {
+    res.sendFile(FileSystemHelper.formatPath("/app/admin-logo.png"));
+  }
+}
+
+/**
+ * @description get application Favicon
+ * @param req {Request} Express req object
+ * @param res {Response} Express res object
+ * @returns {Promise<*>}
+ */
+export async function getApplicationFavicon(req: Request, res: Response): Promise<any> {
+  let icon = FileSystemHelper.readAssetFile("icon.png", true);
+  let setLogo = SettingHelper.getSetting("club.icon");
+
+  if (setLogo != "") {
+    icon = FileSystemHelper.formatPath("/app/icon.png");
+  }
+
+  let image = await sharp(icon)
+    .resize(48, 48, {
+      fit: "inside",
+    })
+    .png()
+    .toBuffer();
+
+  let buffer = ico.encode([image]);
+
+  res.set({
+    "Access-Control-Allow-Origin": "*",
+    "Cross-Origin-Resource-Policy": "cross-origin",
+    "Cross-Origin-Embedder-Policy": "credentialless",
+    "Timing-Allow-Origin": "*",
+  });
+
+  res.setHeader("Content-Type", "image/x-icon");
+  res.send(buffer);
+}
+
+/**
+ * @description get application Icon
+ * @param req {Request} Express req object
+ * @param res {Response} Express res object
+ * @returns {Promise<*>}
+ */
+export async function getApplicationIcon(req: Request, res: Response): Promise<any> {
+  const width = parseInt((req.query.width as string) ?? "");
+  const height = parseInt((req.query.height as string) ?? "");
+
+  let icon = FileSystemHelper.readAssetFile("icon.png", true);
+  let setLogo = SettingHelper.getSetting("club.icon");
+
+  if (setLogo != "") {
+    icon = FileSystemHelper.formatPath("/app/icon.png");
+  }
+
+  let image = await sharp(icon)
+    .resize(width, height, {
+      fit: "inside",
+    })
+    .png()
+    .toBuffer();
+
+  res.set({
+    "Access-Control-Allow-Origin": "*",
+    "Cross-Origin-Resource-Policy": "cross-origin",
+    "Cross-Origin-Embedder-Policy": "credentialless",
+    "Timing-Allow-Origin": "*",
+  });
+
+  res.setHeader("Content-Type", "image/png");
+  res.send(image);
+}