PHP code example of lessotp / sdk

1. Go to this page and download the library: Download lessotp/sdk library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

lessotp / sdk example snippets


use LessOTP\Sdk\Client;
use LessOTP\Sdk\VerificationChannel;
use LessOTP\Sdk\VerifyWebhookSignature;

// production (default)
$client = new Client(getenv('LESSOTP_API_KEY'), 'production', 'https://api.lessotp.com');

// staging
$staging = new Client(
    getenv('LESSOTP_STAGING_API_KEY'),
    'staging',
    'https://api.lessotp.com'
);

// WhatsApp strict (legacy-compatible)
$result = $client->authRequest('6281234567890');
echo $result->getChannel()->value(), $result->getWaLink();

// WhatsApp frictionless (legacy-compatible)
$result = $client->authRequest();

// Telegram strict
$result = $client->requestTelegramAuth('6281234567890');
echo $result->getTelegramLink(), PHP_EOL;
echo $result->getTelegramText(), PHP_EOL;

// Telegram frictionless
$result = $client->requestAuth(VerificationChannel::telegram());

// per-call override
$result = $client->requestTelegramAuth('6281234567890', 'staging');

// webhook verification
$raw = file_get_contents('php://input');
$sig = $_SERVER['HTTP_X_SIGNATURE'] ?? '';

if (!VerifyWebhookSignature::hmac($raw, $sig, getenv('LESSOTP_WEBHOOK_SECRET'))) {
    http_response_code(403);
    exit;
}