(JavaScript) SharePoint OAuth2 Client Credentials Authentication

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Note: This example uses the new "Integrated OAuth2 Client Credentials" feature introduced in Chilkat v9.5.0.96.

Note

This example is intended for running within a Chilkat.Js embedded JavaScript engine. All Chilkat JavaScript examples require Chilkat v11.4.0 or greater.

var success = false;

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

var http = new CkHttp();

// Provide the information needed for Chilkat to automatically fetch the OAuth2.0 
// access token as needed.
// This is the new "Integrated OAuth2 Client Credentials" feature introduced in Chilkat v9.5.0.96.  
var jsonOAuthCC = new CkJsonObject();

// --------------------------------------------------------------------------------------------------------
// You'll need to have registered an app in Azure beforehand.
// See How to Create an Azure App Registration for OAuth 2.0 Client Credentials
// --------------------------------------------------------------------------------------------------------

// Use the values from your App Registration in Azure.
jsonOAuthCC.UpdateString("client_id","e1cd2318-xxxx-4916-bfd6-xxxxxxxxxxxx");
jsonOAuthCC.UpdateString("client_secret","K.d8Q~RoJxxxxvCj_u_xxxxxxxxxxxxxxxxxxxxx");

// You'll always use this scope for client credentials, because the allowed actions
// are determined by the App Permissions defined when you registered the app in Azure.
jsonOAuthCC.UpdateString("scope","https://graph.microsoft.com/.default");

// The token endpoint includes your tenant ID.  Use your tenant ID (not the tenant ID shown here).
jsonOAuthCC.UpdateString("token_endpoint","https://login.microsoftonline.com/112d7ed6-71bf-4eba-a866-738364321bfc/oauth2/v2.0/token");

// Provide the OAuth2 information. Chilkat will use this information to automatically fetch the OAuth2 access token as needed,
http.AuthToken = jsonOAuthCC.Emit();

// Get information about all SharePoint sites.
var sbJson = new CkStringBuilder();
success = http.QuickGetSb("https://graph.microsoft.com/v1.0/sites/getAllSites",sbJson);
if (success == false) {
    console.log(http.LastErrorText);
    return;
}

var statusCode = http.LastStatus;

console.log("Response status code = " + statusCode);

if (statusCode !== 200) {
    console.log(sbJson.GetAsString());
    console.log("Failed.");
    return;
}

var jsonResp = new CkJsonObject();
jsonResp.LoadSb(sbJson);
jsonResp.EmitCompact = false;

console.log(jsonResp.Emit());
console.log("Success.");

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON