Adding LibreOffice conversion support (WIP)

server-node/src/routes/api/conversions-controller.ts

@@ -0,0 +1,27 @@
+
+import { respondWithPdfFile, response_mustHaveExactlyOneFile, response_dependencyNotConfigured } from '../../utils/endpoint-utils';
+import { fileToPdf, isLibreOfficeInstalled } from '../../utils/libre-office-utils';
+
+import express, { Request, Response } from 'express';
+const router = express.Router();
+import multer from 'multer';
+const upload = multer();
+import Joi from 'joi';
+
+router.post('/file-to-pdf', upload.single("file"), async function(req: Request, res: Response) {
+    if (!req.file) {
+        response_mustHaveExactlyOneFile(res);
+        return;
+    }
+
+    const isInstalled = await isLibreOfficeInstalled();
+    if (isInstalled) {
+        const outputFile = await fileToPdf(req.file.buffer, req.file.originalname);
+        respondWithPdfFile(res, outputFile);
+        return;
+    }
+
+    response_dependencyNotConfigured(res, "LibreOffice");
+});
+
+export default router;