Google Drive Api Php _best_ May 2026

$client->useApplicationDefaultCredentials(); $client->addScope(Google_Service_Drive::DRIVE); 4.1 Listing Files

// Save refresh token for future use if (!isset($accessToken['refresh_token'])) // Handle missing refresh token (may require revoking previous tokens) google drive api php

if ($client->isAccessTokenExpired()) $refreshToken = $client->getRefreshToken(); $client->fetchAccessTokenWithRefreshToken($refreshToken); // Persist new token isAccessTokenExpired()) $refreshToken = $client-&gt

$chunkSize = 256 * 1024; // 256KB per chunk $client->setDefer(true); $request = $service->files->create($fileMetadata); $media = new Google_Http_MediaFileUpload( $client, $request, 'application/pdf', fopen('/path/largefile.pdf', 'r'), true, $chunkSize ); // 256KB per chunk $client-&gt

// Redirect to authorization URL $authUrl = $client->createAuthUrl(); header('Location: ' . filter_var($authUrl, FILTER_SANITIZE_URL)); // After callback, exchange code for tokens $accessToken = $client->fetchAccessTokenWithAuthCode($_GET['code']); $client->setAccessToken($accessToken);