ByteScout Cloud API Server - Document Parser API - JavaScript - Parse From Url (Node.js) - ByteScout

ByteScout Cloud API Server – Document Parser API – JavaScript – Parse From Url (Node.js)

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How to parse from url (node for document parser API in JavaScript with ByteScout Cloud API Server

Learn to write code parse from url (node for document parser API in JavaScript: Simple How To Tutorial

This page displays the code samples for programming in JavaScript. Document parser API in JavaScript can be applied with ByteScout Cloud API Server. ByteScout Cloud API Server is API server that is ready to use and can be installed and deployed in less than 30 minutes on your own Windows server or server in a cloud. It can save data and files on your local server-based file storage or in Amazon AWS S3 storage. Data is processed solely on the API server and is powered by ByteScout engine, no cloud services or Internet connection is required for data processing..

Use the code displayed below in your application to save a lot of time on writing and testing code. Open your JavaScript project and simply copy & paste the code and then run your app! Writing JavaScript application mostly includes various stages of the software development so even if the functionality works please check it with your data and the production environment.

Trial version of ByteScout is available for free download from our website. This and other source code samples for JavaScript and other programming languages are available.

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MultiPageTable-template1.yml
      
--- # Template that demonstrates parsing of multi-page table using only # regular expressions for the table start, end, and rows. # If regular expression cannot be written for every table row (for example, # if the table contains empty cells), try the second method demonstrated # in `MultiPageTable-template2.yml` template. templateVersion: 3 templatePriority: 0 sourceId: Multipage Table Test detectionRules: keywords: - Sample document with multi-page table fields: total: type: regex expression: TOTAL {{DECIMAL}} dataType: decimal tables: - name: table1 start: # regular expression to find the table start in document expression: Item\s+Description\s+Price\s+Qty\s+Extended Price end: # regular expression to find the table end in document expression: TOTAL\s+\d+\.\d\d row: # regular expression to find table rows expression: '^\s*(?<itemNo>\d+)\s+(?<description>.+?)\s+(?<price>\d+\.\d\d)\s+(?<qty>\d+)\s+(?<extPrice>\d+\.\d\d)' columns: - name: itemNo type: integer - name: description type: string - name: price type: decimal - name: qty type: integer - name: extPrice type: decimal multipage: true

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app.js
      
/*jshint esversion: 6 */ // Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". // If it's not then please replace this with with your hosting url. var https = require("https"); var fs = require("fs"); // `request` module is required for file upload. // Use "npm install request" command to install. var request = require("request"); // Source PDF file const SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/document-parser/MultiPageTable.pdf"; // Destination PDF file name const DestinationFile = "./result.json"; // Template text. Use Document Parser SDK (https://bytescout.com/products/developer/documentparsersdk/index.html) // to create templates. // Read template from file: var templateText = fs.readFileSync("./MultiPageTable-template1.yml", "utf-8"); // URL for `Document Parser` API call var query = `https://localhost/pdf/documentparser`; var jsonRequestObject = { url: SourceFileUrl, template: templateText }; request( { url: query, method: "POST", json: true, body: jsonRequestObject }, function (error, response, body) { if (error) { return console.error("Error: ", error); } // Parse JSON response let data = JSON.parse(JSON.stringify(body)); if (data.error == false) { //Download generated file var file = fs.createWriteStream(DestinationFile); https.get(data.url, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated result file saved as "${DestinationFile}" file.`); }); }); } else { // Service reported error console.log("Error: " + data.message); } } );

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package.json
      
{ "name": "test", "version": "1.0.0", "description": "PDF.co", "main": "app.js", "scripts": { }, "keywords": [ "pdf.co", "web", "api", "bytescout", "api" ], "author": "ByteScout & PDF.co", "license": "ISC", "dependencies": { "request": "^2.88.2" } }

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ON-DEMAND REST WEB API

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ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

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ON-DEMAND REST WEB API

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Explore Web API Docs

Explore Web API Samples

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