(Node.js) OneDrive -- Download Text File to Memory

See more OneDrive Examples

Note: This example requires Chilkat v9.5.0.97 or greater.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOS

var os = require('os');
if (os.platform() == 'win32') {  
  var chilkat = require('@chilkat/ck-node23-win64'); 
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node23-linux-arm');
    } else if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node23-linux-arm64');
    } else {
        var chilkat = require('@chilkat/ck-node23-linux-x64');
    }
} else if (os.platform() == 'darwin') {
  var chilkat = require('@chilkat/ck-node23-mac-universal');
}

function chilkatExample() {

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // This example uses the OAuth client credentials flow.
    // See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

    // Use your client ID, client secret, and tenant ID in the following lines
    var json = new chilkat.JsonObject();
    json.UpdateString("client_id","2871da2c-8176-4b7f-869b-2311aa82e743");
    json.UpdateString("client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH");
    json.UpdateString("scope","https://graph.microsoft.com/.default");
    json.UpdateString("token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token");

    var http = new chilkat.Http();
    http.AuthToken = json.Emit();

    // Sends the following GET request:
    // GET https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{item-path}:/content

    // Make sure to automatically follow redirects
    http.FollowRedirects = true;

    // This example will download /Misc/hamlet.xml
    http.SetUrlVar("item_path","Misc/hamlet.xml");
    http.SetUrlVar("user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104");

    var sbXml = new chilkat.StringBuilder();
    var expectedCharset = "utf-8";
    var url = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content";
    var success = http.DownloadSb(url,expectedCharset,sbXml);
    if (http.LastMethodSuccess !== true) {
        console.log(http.LastErrorText);
        return;
    }

    // If the response status code was not 200, then it failed.
    if (http.LastStatus !== 200) {
        console.log("Response Status Code = " + http.LastStatus);
        console.log("Failed.");
        return;
    }

    // If we got here, then the file was successfully downloaded.
    console.log("Download from OneDrive successful.");
    console.log("The file is contained in sbXml.");

}

chilkatExample();