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Migrated more functions to use PdfFile

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This commit is contained in:
Saud Fatayerji
2023-11-12 16:57:53 +03:00
parent 0d915fcc33
commit 8018947353
10 changed files with 153 additions and 94 deletions
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47
server-node/src/routes/api/operations-controller.ts
View File

@@ -1,6 +1,7 @@
import Operations from '../../utils/pdf-operations';
import { respondWithBinaryPdf, response_mustHaveExactlyOneFile } from '../../utils/endpoint-utils';
import { respondWithPdfFile, response_mustHaveExactlyOneFile } from '../../utils/endpoint-utils';
import { PdfFile, fromMulterFile } from '@stirling-pdf/shared-operations/wrappers/PdfFile'
import express, { Request, Response } from 'express';
const router = express.Router();
@@ -8,6 +9,36 @@ import multer from 'multer';
const upload = multer();
import Joi from 'joi';
router.post('/merge-pdfs', upload.single("pdfFile"), async function(req: Request, res: Response) {
const schema = Joi.object({
deleteAll: Joi.string(),
author: Joi.string(),
creationDate: Joi.string(),
creator: Joi.string(),
keywords: Joi.string(),
modificationDate: Joi.string(),
producer: Joi.string(),
subject: Joi.string(),
title: Joi.string(),
trapped: Joi.string(),
allRequestParams: Joi.object().pattern(Joi.string(), Joi.string()),
}).required();
const { error, value } = schema.validate(req.body);
if (error) {
res.status(400).send(error.details);
return;
}
if (!req.file) {
response_mustHaveExactlyOneFile(res);
return;
}
const arrayFile = fromMulterFile(req.file);
const processed = await Operations.updateMetadata(arrayFile, value)
const newFilename = appendToFilename(req.file.originalname, '_edited-metadata');
respondWithPdfFile(res, processed);
});
router.post('/rotate-pdf', upload.single("pdfFile"), async function(req: Request, res: Response) {
const schema = Joi.object({
angle: Joi.number().required()
@@ -22,9 +53,10 @@ router.post('/rotate-pdf', upload.single("pdfFile"), async function(req: Request
return;
}
const rotated = await Operations.rotatePages(req.file.buffer, value.angle)
const newFilename = appendToFilename(req.file.originalname, '_rotated');
respondWithBinaryPdf(res, rotated, newFilename);
const arrayFile = fromMulterFile(req.file);
const rotated = await Operations.rotatePages(arrayFile, value.angle)
rotated.filename = appendToFilename(arrayFile.filename, '_rotated');
respondWithPdfFile(res, rotated);
});
router.post('/update-metadata', upload.single("pdfFile"), async function(req: Request, res: Response) {
@@ -51,9 +83,10 @@ router.post('/update-metadata', upload.single("pdfFile"), async function(req: Re
return;
}
const processed = await Operations.updateMetadata(req.file.buffer, value)
const newFilename = appendToFilename(req.file.originalname, '_edited-metadata');
respondWithBinaryPdf(res, processed, newFilename);
const arrayFile = fromMulterFile(req.file);
const processed = await Operations.updateMetadata(arrayFile, value)
processed.filename = appendToFilename(arrayFile.filename, '_edited-metadata');
respondWithPdfFile(res, processed);
});
/**

12
server-node/src/utils/endpoint-utils.ts
View File

@@ -1,13 +1,15 @@
import express, { Request, Response } from 'express';
import { Response } from 'express';
import { PdfFile } from '@stirling-pdf/shared-operations/wrappers/PdfFile'
export function respondWithBinaryPdf(res: Response, buffer: Uint8Array, filename: string) {
export async function respondWithPdfFile(res: Response, file: PdfFile): Promise<void> {
const byteFile = await file.convertToByteArrayFile();
res.writeHead(200, {
'Content-Type': "application/pdf",
'Content-disposition': 'attachment;filename=' + filename,
'Content-Length': buffer.length
'Content-disposition': 'attachment;filename=' + byteFile.filename,
'Content-Length': byteFile.byteArray?.length
});
res.end(buffer)
res.end(byteFile.byteArray)
}
export function response_mustHaveExactlyOneFile(res: Response): void {