How to convert CSV to PDF from uploaded file (node for CSV to PDF API in JavaScript and PDF.co Web API

How to convert CSV to PDF from uploaded file (node in JavaScript with easy ByteScout code samples to make CSV to PDF API. Step-by-step tutorial

Here you may find thousands pre-made source code pieces for easy implementation in your own programming projects. PDF.co Web API was made to help with CSV to PDF API in JavaScript. PDF.co Web API is the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

JavaScript code samples for JavaScript developers help to speed up the application’s code writing when using PDF.co Web API. For implimentation of this functionality, please copy and paste code below into your app using code editor. Then compile and run your app. Tutorials are available along with installed PDF.co Web API if you’d like to dive deeper into the topic and the details of the API.

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ConvertCsvToPdfFromUploadedFile.js
      
/*jshint esversion: 6 */ var https = require("https"); var path = require("path"); var fs = require("fs"); // `request` module is required for file upload. // Use "npm install request" command to install. var request = require("request"); // The authentication key (API Key). // Get your own by registering at https://app.pdf.co/documentation/api const API_KEY = "***********************************"; // Source CSV file const SourceFile = "./sample.csv"; // Destination PDF file name const DestinationFile = "./result.pdf"; // 1. RETRIEVE PRESIGNED URL TO UPLOAD FILE. getPresignedUrl(API_KEY, SourceFile) .then(([uploadUrl, uploadedFileUrl]) => { // 2. UPLOAD THE FILE TO CLOUD. uploadFile(API_KEY, SourceFile, uploadUrl) .then(() => { // 3. CONVERT UPLOADED CSV FILE TO PDF convertCsvToPdf(API_KEY, uploadedFileUrl, DestinationFile); }) .catch(e => { console.log(e); }); }) .catch(e => { console.log(e); }); function getPresignedUrl(apiKey, localFile) { return new Promise(resolve => { // Prepare request to `Get Presigned URL` API endpoint let queryPath = `/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name=${path.basename(SourceFile)}`; let reqOptions = { host: "api.pdf.co", path: encodeURI(queryPath), headers: { "x-api-key": API_KEY } }; // Send request https.get(reqOptions, (response) => { response.on("data", (d) => { let data = JSON.parse(d); if (data.error == false) { // Return presigned url we received resolve([data.presignedUrl, data.url]); } else { // Service reported error console.log("getPresignedUrl(): " + data.message); } }); }) .on("error", (e) => { // Request error console.log("getPresignedUrl(): " + e); }); }); } function uploadFile(apiKey, localFile, uploadUrl) { return new Promise(resolve => { fs.readFile(SourceFile, (err, data) => { request({ method: "PUT", url: uploadUrl, body: data, headers: { "Content-Type": "application/octet-stream" } }, (err, res, body) => { if (!err) { resolve(); } else { console.log("uploadFile() request error: " + e); } }); }); }); } function convertCsvToPdf(apiKey, uploadedFileUrl, destinationFile) { // Prepare URL for `CSV To PDF` API call let queryPath = `/v1/pdf/convert/from/csv?name=${path.basename(destinationFile)}&url=${uploadedFileUrl}`; let reqOptions = { host: "api.pdf.co", path: encodeURI(queryPath), method: "GET", headers: { "x-api-key": API_KEY } }; // Send request https.get(reqOptions, (response) => { response.on("data", (d) => { response.setEncoding("utf8"); // Parse JSON response let data = JSON.parse(d); if (data.error == false) { // Download PDF file var file = fs.createWriteStream(destinationFile); https.get(data.url, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated PDF file saved as "${destinationFile}" file.`); }); }); } else { // Service reported error console.log("readBarcodes(): " + data.message); } }); }) .on("error", (e) => { // Request error console.log("readBarcodes(): " + e); }); }

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