Commit version 1.0

check_mfa.php

@@ -0,0 +1,23 @@
+<?php
+
+// Set the secret generated in generate.php, this should be fetched from a DB.
+$secret = '';
+
+// Fetching the generated MFA code from your MFA app.
+// This as a $_GET value to test it out easily, but should be a POST in production!
+echo "<p>Confirm code:</p>";
+$code = $_GET['code'];
+echo "<p>Code: $code</p>";
+
+$ga = new GoogleAuthenticator();
+// Code verify with your secret and the supplied code.
+// Discrepancy is set to '2' which is 60 seconds. Default is 1 (30 seconds) but you might be too late to input the code.
+$login = $ga->verifyCode($secret, $code, $discrepancy = 2);
+
+// If login returns TRUE
+if ($login) {
+        echo "OK";
+} else {
+        echo "FAILED";
+}
+?>