finishing touches for passkey auth, oauth and more

app-code/plugins/auth.php

@@ -0,0 +1,50 @@
+<?php
+/*
+This file can be installed in any service. If done so a user can authenticate with Jakach Auth. Jakach Auth will redirect the user here where their token gets validated, and then they can be logged in to your service.
+*/
+
+$auth_token = $_GET["auth"];
+
+// Check the auth token against Jakach login API
+$check_url = "https://jakach.duckdns.org:444/api/auth/check_auth_key.php?auth_token=" . $auth_token;
+
+// Initialize cURL
+$ch = curl_init();
+curl_setopt($ch, CURLOPT_URL, $check_url);
+curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+
+// Execute cURL and get the response
+$response = curl_exec($ch);
+
+// Check for cURL errors
+if(curl_errno($ch)) {
+    die("cURL Error: " . curl_error($ch));
+}
+
+// Close cURL
+curl_close($ch);
+
+// Decode the JSON response
+$data = json_decode($response, true);
+// Check if the response contains a valid status
+if (isset($data['status'])) {
+    if ($data['status'] == "success") {
+        // Successful authentication: login the user
+        session_start();
+        $_SESSION["username"] = $data["username"];
+        $_SESSION["id"] = $data["id"];
+        $_SESSION["email"] = $data["email"];
+        $_SESSION["telegram_id"] = $data["telegram_id"];
+        
+        // Return a success response
+        echo json_encode(['status' => 'success', 'msg' => 'logged in']);
+    } else {
+        // Authentication failed
+        echo json_encode(['status' => 'failure', 'msg' => $data["msg"]]);
+    }
+} else {
+    // Invalid response format or missing status
+    echo json_encode(['status' => 'failure', 'msg' => 'Invalid response from authentication server']);
+}
+?>
+