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Code Issues Projects Releases Packages Wiki Activity Actions 13

🗜️ fix: Support Windows ZIP MIME Uploads (#13794)

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Danny Avila 2026-06-16 11:19:06 -04:00 • committed by GitHub
parent b91c1c2508
commit d0f659fa75
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5 changed files with 61 additions and 6 deletions
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19
api/server/routes/files/multer.js
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@ -5,6 +5,7 @@ const multer = require('multer');
const { sanitizeFilename } = require('@librechat/api');
const {
mergeFileConfig,
inferMimeType,
getEndpointFileConfig,
fileConfig: defaultFileConfig,
} = require('librechat-data-provider');
@ -37,6 +38,14 @@ const importFileFilter = (req, file, cb) => {
}
};
const normalizeUploadMimeType = (file) => {
const mimeType = inferMimeType(file.originalname || '', file.mimetype || '');
if (mimeType && file.mimetype !== mimeType) {
file.mimetype = mimeType;
}
return mimeType;
};
/**
*
* @param {import('librechat-data-provider').FileConfig | undefined} customFileConfig
@ -52,7 +61,9 @@ const createFileFilter = (customFileConfig) => {
return cb(new Error('No file provided'), false);
}
if (req.originalUrl.endsWith('/speech/stt') && file.mimetype.startsWith('audio/')) {
const mimeType = normalizeUploadMimeType(file);
if (req.originalUrl.endsWith('/speech/stt') && mimeType.startsWith('audio/')) {
return cb(null, true);
}
@ -64,8 +75,8 @@ const createFileFilter = (customFileConfig) => {
endpointType,
});
if (!defaultFileConfig.checkType(file.mimetype, endpointFileConfig.supportedMimeTypes)) {
return cb(new Error('Unsupported file type: ' + file.mimetype), false);
if (!defaultFileConfig.checkType(mimeType, endpointFileConfig.supportedMimeTypes)) {
return cb(new Error('Unsupported file type: ' + (file.mimetype || mimeType)), false);
}
cb(null, true);
@ -85,4 +96,4 @@ const createMulterInstance = async () => {
});
};
module.exports = { createMulterInstance, storage, importFileFilter };
module.exports = { createMulterInstance, storage, importFileFilter, createFileFilter };

21
api/server/routes/files/multer.spec.js
View file

@ -4,7 +4,7 @@ const fs = require('fs');
const os = require('os');
const path = require('path');
const crypto = require('crypto');
const { createMulterInstance, storage, importFileFilter } = require('./multer');
const { createMulterInstance, storage, importFileFilter, createFileFilter } = require('./multer');
// Mock only the config service that requires external dependencies
jest.mock('~/server/services/Config', () => ({
@ -281,6 +281,25 @@ describe('Multer Configuration', () => {
}
});
it('should infer ZIP MIME type when multipart upload omits it', (done) => {
const { mergeFileConfig } = require('librechat-data-provider');
const fileFilter = createFileFilter(mergeFileConfig());
const zipFile = {
...mockFile,
originalname: 'archive.zip',
mimetype: '',
};
const cb = jest.fn((err, result) => {
expect(err).toBeNull();
expect(result).toBe(true);
expect(zipFile.mimetype).toBe('application/zip');
done();
});
fileFilter(mockReq, zipFile, cb);
});
it('should use real mergeFileConfig function', async () => {
const { mergeFileConfig, mbToBytes } = require('librechat-data-provider');