JavaScript - Put Upload File
Upload Files sample in Put Upload File demonstrating ‘JavaScript’
app.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
const API_KEY = "**************************************";
// Source PDF file
const SourceFile = "./sample.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(() => {
console.log("Uploaded File URL: " + uploadedFileUrl);
})
.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?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,
}, (err, res, body) => {
if (!err) {
resolve();
}
else {
console.log("uploadFile() request error: " + e);
}
});
});
});
}
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Download Source Code (.zip)
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