@marblejs/middleware-multipart/dist/multipart.util.js

A multipart/form-data middleware for Marble.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.streamFileTo = exports.setRequestData = exports.shouldParseMultipart = exports.shouldParseFieldname = void 0;
const fs = require("fs");
const path = require("path");
const rxjs_1 = require("rxjs");
const contentType_util_1 = require("@marblejs/http/dist/+internal/contentType.util");
const isProperMethod = (req) => ['POST', 'PUT'].includes(req.method);
const isMultipart = (req) => (0, contentType_util_1.getContentTypeUnsafe)(req.headers).includes('multipart/');
const shouldParseFieldname = (files) => (fieldname) => !!files ? files.includes(fieldname) : true;
exports.shouldParseFieldname = shouldParseFieldname;
const shouldParseMultipart = (req) => isProperMethod(req) && isMultipart(req);
exports.shouldParseMultipart = shouldParseMultipart;
const setRequestData = (req) => (incomingFile) => ({ buffer, destination, size }) => {
    req.files = Object.assign(Object.assign({}, req.files || {}), { [incomingFile.fieldname]: {
            size,
            buffer,
            destination,
            encoding: incomingFile.encoding,
            mimetype: incomingFile.mimetype,
            filename: incomingFile.filename,
            fieldname: incomingFile.fieldname,
        } });
};
exports.setRequestData = setRequestData;
const streamFileTo = (basePath) => {
    if (!fs.existsSync(basePath)) {
        fs.mkdirSync(basePath);
    }
    return ({ file, fieldname }) => {
        const destination = path.join(basePath, path.basename(fieldname));
        file.pipe(fs.createWriteStream(destination));
        return (0, rxjs_1.of)({ destination });
    };
};
exports.streamFileTo = streamFileTo;