Initial commit

ระบบขอใช้งานประชุมออนไลน์ผ่าน Google Meet/auth/google_auth.php

@@ -0,0 +1,42 @@
+<?php
+session_start();
+require_once '../config/db.php';
+require_once '../includes/functions.php';
+
+// Include Composer autoloader
+require_once '../vendor/autoload.php';
+
+if (!isset($_SESSION['loggedin']) || $_SESSION['loggedin'] !== true) {
+    header("location: ../index.php");
+    exit;
+}
+
+$client_id = get_setting($pdo_sys, 'google_client_id');
+$client_secret = get_setting($pdo_sys, 'google_client_secret');
+
+if (empty($client_id) || empty($client_secret)) {
+    $_SESSION['settings_error'] = "กรุณาตั้งค่า Client ID และ Client Secret ก่อนทำการเชื่อมต่อ";
+    header("location: ../settings.php");
+    exit;
+}
+
+$client = new Google\Client();
+$client->setClientId($client_id);
+$client->setClientSecret($client_secret);
+
+// Construct redirect URI dynamically
+$protocol = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') ? "https" : "http";
+$host = $_SERVER['HTTP_HOST'];
+$base_dir = dirname(dirname($_SERVER['PHP_SELF']));
+$redirect_uri = $protocol . "://" . $host . $base_dir . "/auth/google_callback.php";
+$redirect_uri = str_replace('//auth', '/auth', $redirect_uri);
+
+$client->setRedirectUri($redirect_uri);
+$client->addScope(Google\Service\Calendar::CALENDAR_EVENTS);
+$client->setAccessType('offline');
+$client->setPrompt('consent');
+
+$auth_url = $client->createAuthUrl();
+header('Location: ' . filter_var($auth_url, FILTER_SANITIZE_URL));
+exit;
+?>