Updated File Structure

src/etsyData/refreshTokenEtsy.php

@@ -0,0 +1,27 @@
+<?php
+include '../session_check.php';
+require '../envLoader.php';  // Load envLoader from php/
+loadEnv(__DIR__ . '/../../../.env');  // Go up three levels to find .env
+
+function refreshAccessToken() {
+    $tokens = json_decode(file_get_contents('etsyTokens.json'), true);
+    $refreshToken = $tokens['refresh_token'];
+
+    $data = [
+        'grant_type' => 'refresh_token',
+        'client_id' => $_ENV['ETSY_KEYSTRING'],
+        'client_secret' => $_ENV['ETSY_SECRET'],
+        'refresh_token' => $refreshToken
+    ];
+
+    $ch = curl_init("https://api.etsy.com/v3/public/oauth/token");
+    curl_setopt($ch, CURLOPT_POST, true);
+    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
+    $response = curl_exec($ch);
+    $newTokens = json_decode($response, true);
+
+    file_put_contents('etsyTokens.json', json_encode($newTokens));
+    echo "Token refreshed successfully.";
+}
+?>