Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'busboy' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
pipe: function (s) {
s.end('abc123');
// ensure 'finish' event fires after files are processed
process.nextTick(Busboy.prototype.on.withArgs('finish').args[0][1]);
},
truncated: true
fakeUploadRouter.post('/', (req, res) => {
// A **really** terrible fake upload by using busboy to track incoming files so
// there is some sort of progress available in the client. Don't actually do
// anything with the files though.
const busboy = new BusBoy({ headers: req.headers });
busboy.on('finish', () => {
res.writeHead(200, { Connection: 'close' });
res.end();
});
req.pipe(busboy);
});
export async function uploadImage(req, res, next) {
let fstream;
const busboy = new Busboy({ headers: req.headers });
busboy.on('file', (fieldname, file, filename, encoding, mimetype) => {
// if theres no file attached, return with error
if (filename.length === 0) {
return next(new BadRequest('No file selected!'));
}
// if the file extension doesnt match the regex, return a bad request.
if (!filename.match(regex)) {
return next(new BadRequest('Invalid file type'));
}
// define temporary file path before processing.
const tmpFilePath = path.join(process.cwd(), './public/.tmp');
// generate a shortid for the new file name and keep the ext
const imgId = shortId.generate();
// take the shortid and the extension to form the new file name
const newFileName = imgId + path.extname(filename);
afterEach(function () {
Busboy.prototype.on.restore();
});
beforeEach(function () {
parser = bodyparser();
req = {
headers: {
'content-type': 'multipart/form-data; boundary=----WebKitFormBoundaryHsAjApiShDrW2RCB',
},
is: sinon.stub().returns(true),
pipe: sinon.stub()
};
res = {};
next = sinon.stub();
sinon.stub(Busboy.prototype, 'on');
});
const multipart = (ctx, next) => {
if (ctx.request.method === 'POST') {
const busboy = new Busboy({headers: ctx.request.headers})
let fields = []
busboy.on('field', (fieldName, fieldValue) => {
fields[fieldName] = inspect(fieldValue)
})
busboy.on('finish', () => {
ctx.request.multipart.fields = fields
next()
})
ctx.request.pipe(busboy)
} else {
next()
}
}
return new Promise((resolve, reject) => {
let numFiles = 0;
let internalErr: ApiError;
let file: FileDocument;
let finished = false;
const busboy = new Busboy({ headers: ctx.request.headers });
busboy.on('file', (fieldname, stream, filename) => {
numFiles++;
if (numFiles > 1) {
internalErr = new ApiError('Multipart requests must only contain one file.').code('too_many_files').status(422);
stream.resume();
return;
}
logger.info(ctx.state, '[FileStorage.handleMultipartUpload] Starting file (multipart) upload of "%s"', filename);
const fileData = {
name: filename,
bytes: 0,
variations: {},
created_at: new Date(),
mime_type: ctx.query.content_type,
file_type: ctx.query.type,
_created_by: ctx.state.user._id,
.then(([apiFile]) => {
if (!apiFile) {
return res.sendStatus(404);
}
const busboy = new Busboy({ headers: req.headers });
let haveFile = false;
busboy.on("file", (fieldname, file, filename, encoding, mimetype) => {
if (haveFile === true) {
res.status(400);
res.send("You may only upload one file at a time");
return res.end();
}
haveFile = true;
const fileOutput = fileOutputStream({
accessKeyId: S3_ACCESS_KEY_ID,
secretAccessKey: S3_SECRET_ACCESS_KEY,
bucket: S3_BUCKET,
host: S3_HOST,
prefix: `${apiFile.id}/${filename}`
});
file.pipe(fileOutput);
return RocketChat.API.v1.unauthorized();
}
const visitorToken = this.request.headers['x-visitor-token'];
const visitor = LivechatVisitors.getVisitorByToken(visitorToken);
if (!visitor) {
return RocketChat.API.v1.unauthorized();
}
const room = RocketChat.models.Rooms.findOneOpenByVisitorToken(visitorToken, this.urlParams.rid);
if (!room) {
return RocketChat.API.v1.unauthorized();
}
const busboy = new Busboy({ headers: this.request.headers });
const files = [];
const fields = {};
Meteor.wrapAsync((callback) => {
busboy.on('file', (fieldname, file, filename, encoding, mimetype) => {
if (fieldname !== 'file') {
return files.push(new Meteor.Error('invalid-field'));
}
const fileDate = [];
file.on('data', (data) => fileDate.push(data));
file.on('end', () => {
files.push({ fieldname, file, filename, encoding, mimetype, fileBuffer: Buffer.concat(fileDate) });
});
});
return new Promise((resolve, reject) => {
let released = false;
let exitError: Error | undefined;
let currentStream: NodeJS.ReadableStream | undefined;
const parser = new Busboy({
headers: req.headers,
defCharset: "utf8",
limits: {
fileSize: this.props.maxFileSize,
files: this.props.maxFiles,
},
});
const uploads: { [fieldName: string]: Upload } = {};
const capacitors: { [fieldName: string]: WriteStream } = {};
const release = () => {
if (released) {
return;
}
released = true;