Free Trial
Web API version
Licensing
Request A Quote
HAVE QUESTIONS OR NEED HELP? SUBMIT THE SUPPORT REQUEST FORM or write email to SUPPORT@BYTESCOUT.COM
Split PDF From URL (Node.js) - Async API | JavaScript | PDF Splitting API
app.js:
JavaScript
var https = require("https"); var fs = require("fs"); // 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 const API_KEY = "***********************************"; // Source PDF file to split // You can also upload your own file into PDF.co and use it as url. Check "Upload File" samples for code snippets: https://github.com/bytescout/pdf-co-api-samples/tree/master/File%20Upload/ const SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-split/sample.pdf"; // Comma-separated list of page numbers (or ranges) to process. Example: '1,3-5,7-'. const Pages = "1-2,3-"; // Prepare request to `Split PDF` API endpoint var queryPath = `/v1/pdf/split`; // JSON payload for api request var jsonPayload = JSON.stringify({ pages: Pages, url: SourceFileUrl, async: true }); var reqOptions = { host: "api.pdf.co", method: "POST", path: queryPath, headers: { "x-api-key": API_KEY, "Content-Type": "application/json", "Content-Length": Buffer.byteLength(jsonPayload, 'utf8') } }; // Send request var postRequest = https.request(reqOptions, (response) => { response.on("data", (d) => { // Parse JSON response var data = JSON.parse(d); if (data.error == false) { console.log(`Job #${data.jobId} has been created!`); checkIfJobIsCompleted(data.jobId, data.url); } else { // Service reported error console.log(data.message); } }); }).on("error", (e) => { // Request error console.error(e); }); // Write request data postRequest.write(jsonPayload); postRequest.end(); function checkIfJobIsCompleted(jobId, resultFileUrlJson) { let queryPath = `/v1/job/check`; // JSON payload for api request let jsonPayload = JSON.stringify({ jobid: jobId }); let reqOptions = { host: "api.pdf.co", path: queryPath, method: "POST", headers: { "x-api-key": API_KEY, "Content-Type": "application/json", "Content-Length": Buffer.byteLength(jsonPayload, 'utf8') } }; // Send request var postRequest = https.request(reqOptions, (response) => { response.on("data", (d) => { response.setEncoding("utf8"); // Parse JSON response let data = JSON.parse(d); console.log(`Checking Job #${jobId}, Status: ${data.status}, Time: ${new Date().toLocaleString()}`); if (data.status == "working") { // Check again after 3 seconds setTimeout(function () { checkIfJobIsCompleted(jobId, resultFileUrlJson) }, 3000); } else if (data.status == "success") { request({ method: 'GET', uri: resultFileUrlJson, gzip: true }, function (error, response, body) { // Parse JSON response let respJsonFileArray = JSON.parse(body); let part = 1; respJsonFileArray.forEach((url) => { var localFileName = `./part${part}.png`; var file = fs.createWriteStream(localFileName); https.get(url, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated PDF file saved as "${localFileName} file."`); }); }); part++; }, this); }); } else { console.log(`Operation ended with status: "${data.status}".`); } }) }); // Write request data postRequest.write(jsonPayload); postRequest.end(); }