Perl Requires Chilkat v10.1.2+

SharePoint Rest API using OAuth

See more OAuth2 Examples

Demonstrates how to get an OAuth2 access token for the SharePoint REST API. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

# To further clarify, see OAuth 2.0 Authorization Flow

my $oauth2 = Chilkat2::OAuth2->new;

# The ListenPort should match the port in your localhost Reply URL of your Azure AD app.
# Your Reply URL must be exactly "http://localhost:LISTEN_PORT/"
#    * Do not use "https"
#    * Make sure the ending "/" is included.
#    * You may choose any port number that doesn't collide with anything else.
$oauth2->ListenPort(3017);

$oauth2->AuthorizationEndpoint('https://login.microsoftonline.com/TENANT_ID/oauth2/authorize');
$oauth2->TokenEndpoint('https://login.windows.net/TENANT_ID/oauth2/token?api-version=1.0');

# Replace these with actual values.
# Use the application ID
$oauth2->ClientId('CLIENT_ID');
# Use the password
$oauth2->ClientSecret('CLIENT_SECRET');

$oauth2->CodeChallenge(0);

$oauth2->Scope('openid');
$oauth2->Resource('https://graph.microsoft.com/');

$oauth2->IncludeNonce(1);
$oauth2->ResponseMode('form_post');
$oauth2->ResponseType('id_token+code');

# Begin the OAuth2 Authorization code flow.  This returns a URL that should be loaded in a browser.
my $url = $oauth2->StartAuth();
if (!$oauth2->LastMethodSuccess) {
    print $oauth2->LastErrorText, "\n";
    exit;
}

print 'url = ', $url, "\n";

# Launch the default browser on the system and navigate to the url.
my $success = $oauth2->LaunchBrowser($url);
if (!$success) {
    print $oauth2->LastErrorText, "\n";
    exit;
}

# Wait for the user to approve or deny authorization in the browser.
my $numMsWaited = 0;
while (($numMsWaited < 90000) && ($oauth2->AuthFlowState < 3)) {
    $oauth2->SleepMs(100);
    $numMsWaited = $numMsWaited + 100;
}

# If the browser does not respond within the specified time, AuthFlowState will be:
#
# 1: Waiting for Redirect – The OAuth2 background thread is waiting for the browser's redirect request.
# 2: Waiting for Final Response – The thread is awaiting the final access token response.
# In either case, cancel the background task initiated by StartAuth.

if ($oauth2->AuthFlowState < 3) {
    $oauth2->Cancel();
    print "No response from the browser!\n";
    exit;
}

# Check AuthFlowState to determine if authorization was granted, denied, or failed:
#
# 3: Success – OAuth2 flow completed, the background thread exited, and the successful response is in AccessTokenResponse.
# 4: Access Denied – OAuth2 flow completed, the background thread exited, and the error response is in AccessTokenResponse.
# 5: Failure – OAuth2 flow failed before completion, the background thread exited, and error details are in FailureInfo.

if ($oauth2->AuthFlowState == 5) {
    print "OAuth2 failed to complete.\n";
    print $oauth2->FailureInfo, "\n";
    exit;
}

if ($oauth2->AuthFlowState == 4) {
    print "OAuth2 authorization was denied.\n";
    print $oauth2->AccessTokenResponse, "\n";
    exit;
}

if ($oauth2->AuthFlowState != 3) {
    print 'Unexpected AuthFlowState:', $oauth2->AuthFlowState, "\n";
    exit;
}

print "OAuth2 authorization granted!\n";
print 'Access Token = ', $oauth2->AccessToken, "\n";