/** * Prepare * Call from elFinder::netmout() before volume->mount(). * * @return array * * @author Naoki Sawada * @author Raja Sharma updating for GoogleDrive **/ public function netmountPrepare($options) { if (empty($options['client_id']) && defined('ELFINDER_GOOGLEDRIVE_CLIENTID')) { $options['client_id'] = ELFINDER_GOOGLEDRIVE_CLIENTID; } if (empty($options['client_secret']) && defined('ELFINDER_GOOGLEDRIVE_CLIENTSECRET')) { $options['client_secret'] = ELFINDER_GOOGLEDRIVE_CLIENTSECRET; } if (empty($options['googleApiClient']) && defined('ELFINDER_GOOGLEDRIVE_GOOGLEAPICLIENT')) { $options['googleApiClient'] = ELFINDER_GOOGLEDRIVE_GOOGLEAPICLIENT; include_once $options['googleApiClient']; } if (!isset($options['pass'])) { $options['pass'] = ''; } try { $client = new \Google_Client(); $client->setClientId($options['client_id']); $client->setClientSecret($options['client_secret']); if ($options['pass'] === 'reauth') { $options['pass'] = ''; $this->session->set('GoogleDriveAuthParams', [])->set('GoogleDriveTokens', []); } elseif ($options['pass'] === 'googledrive') { $options['pass'] = ''; } $options = array_merge($this->session->get('GoogleDriveAuthParams', []), $options); if (!isset($options['access_token'])) { $options['access_token'] = $this->session->get('GoogleDriveTokens', []); $this->session->remove('GoogleDriveTokens'); } $aToken = $options['access_token']; $rootObj = $service = null; if ($aToken) { try { $client->setAccessToken($aToken); if ($client->isAccessTokenExpired()) { $aToken = array_merge($aToken, $client->fetchAccessTokenWithRefreshToken()); $client->setAccessToken($aToken); } $service = new \Google_Service_Drive($client); $rootObj = $service->files->get('root'); $options['access_token'] = $aToken; $this->session->set('GoogleDriveAuthParams', $options); } catch (Exception $e) { $aToken = []; $options['access_token'] = []; if ($options['user'] !== 'init') { $this->session->set('GoogleDriveAuthParams', $options); return ['exit' => true, 'error' => elFinder::ERROR_REAUTH_REQUIRE]; } } } if ($options['user'] === 'init') { if (empty($options['url'])) { $options['url'] = elFinder::getConnectorUrl(); } $callback = $options['url'] . '?cmd=netmount&protocol=googledrive&host=1'; $client->setRedirectUri($callback); if (!$aToken && empty($_GET['code'])) { $client->setScopes([Google_Service_Drive::DRIVE]); if (!empty($options['offline'])) { $client->setApprovalPrompt('force'); $client->setAccessType('offline'); } $url = $client->createAuthUrl(); $html = '<input id="elf-volumedriver-googledrive-host-btn" class="ui-button ui-widget ui-state-default ui-corner-all ui-button-text-only" value="{msg:btnApprove}" type="button" onclick="window.open(\'' . $url . '\')">'; $html .= '<script> $("#' . $options['id'] . '").elfinder("instance").trigger("netmount", {protocol: "googledrive", mode: "makebtn"}); </script>'; if (empty($options['pass']) && $options['host'] !== '1') { $options['pass'] = '******'; $this->session->set('GoogleDriveAuthParams', $options); return ['exit' => true, 'body' => $html]; } else { $out = ['node' => $options['id'], 'json' => '{"protocol": "googledrive", "mode": "makebtn", "body" : "' . str_replace($html, '"', '\\"') . '", "error" : "' . elFinder::ERROR_ACCESS_DENIED . '"}', 'bind' => 'netmount']; return ['exit' => 'callback', 'out' => $out]; } } else { if (!empty($_GET['code'])) { $aToken = $client->fetchAccessTokenWithAuthCode($_GET['code']); $options['access_token'] = $aToken; $this->session->set('GoogleDriveTokens', $aToken)->set('GoogleDriveAuthParams', $options); $out = ['node' => $options['id'], 'json' => '{"protocol": "googledrive", "mode": "done", "reset": 1}', 'bind' => 'netmount']; return ['exit' => 'callback', 'out' => $out]; } $folders = []; foreach ($service->files->listFiles(['pageSize' => 1000, 'q' => 'trashed = false and mimeType = "application/vnd.google-apps.folder"']) as $f) { $folders[$f->getId()] = $f->getName(); } natcasesort($folders); $folders = ['root' => $rootObj->getName()] + $folders; $folders = json_encode($folders); $expires = empty($aToken['refresh_token']) ? $aToken['created'] + $aToken['expires_in'] - 30 : 0; $json = '{"protocol": "googledrive", "mode": "done", "folders": ' . $folders . ', "expires": ' . $expires . '}'; $options['pass'] = '******'; $html = 'Google.com'; $html .= '<script> $("#' . $options['id'] . '").elfinder("instance").trigger("netmount", ' . $json . '); </script>'; $this->session->set('GoogleDriveAuthParams', $options); return ['exit' => true, 'body' => $html]; } } } catch (Exception $e) { $this->session->remove('GoogleDriveAuthParams')->remove('GoogleDriveTokens'); if (empty($options['pass'])) { return ['exit' => true, 'body' => '{msg:' . elFinder::ERROR_ACCESS_DENIED . '}' . ' ' . $e->getMessage()]; } else { return ['exit' => true, 'error' => [elFinder::ERROR_ACCESS_DENIED, $e->getMessage()]]; } } if (!$aToken) { return ['exit' => true, 'error' => elFinder::ERROR_REAUTH_REQUIRE]; } if ($options['path'] === '/') { $options['path'] = 'root'; } try { $file = $service->files->get($options['path']); $options['alias'] = sprintf($this->options['gdAlias'], $file->getName()); } catch (Google_Service_Exception $e) { $err = json_decode($e->getMessage(), true); if (isset($err['error']) && $err['error']['code'] == 404) { return ['exit' => true, 'error' => [elFinder::ERROR_TRGDIR_NOT_FOUND, $options['path']]]; } else { return ['exit' => true, 'error' => $e->getMessage()]; } } catch (Exception $e) { return ['exit' => true, 'error' => $e->getMessage()]; } foreach (['host', 'user', 'pass', 'id', 'offline'] as $key) { unset($options[$key]); } return $options; }
/** * @param string $refreshToken * @return array */ public function getAccessToken($refreshToken) { $this->googleApiClient->fetchAccessTokenWithRefreshToken($refreshToken); return $this->googleApiClient->getAccessToken(); }
/** * "Mount" volume. * Return true if volume available for read or write, * false - otherwise * * @param array $opts * @return bool * @author Naoki Sawada */ public function mount(array $opts) { $creds = null; if (isset($opts['access_token'])) { $this->netMountKey = md5(join('-', array('googledrive', $opts['path'], isset($opts['access_token']['refresh_token']) ? $opts['access_token']['refresh_token'] : $opts['access_token']['access_token']))); } $client = new \Google_Client(); $client->setClientId($opts['client_id']); $client->setClientSecret($opts['client_secret']); if (!empty($opts['access_token'])) { $client->setAccessToken($opts['access_token']); } if ($client->isAccessTokenExpired()) { try { $creds = $client->fetchAccessTokenWithRefreshToken(); } catch (LogicException $e) { $this->session->remove('GoogleDriveAuthParams'); throw $e; } } $service = new \Google_Service_Drive($client); // If path is not set, use the root if (!isset($opts['path']) || $opts['path'] === '') { $opts['path'] = 'root'; } $googleDrive = new GoogleDriveAdapter($service, $opts['path'], ['useHasDir' => true]); $opts['fscache'] = null; if ($this->options['gdCacheDir'] && is_writeable($this->options['gdCacheDir'])) { if ($this->options['gdCacheExpire']) { $opts['fscache'] = new elFinderVolumeFlysystemGoogleDriveCache(new Local($this->options['gdCacheDir']), $this->options['gdCachePrefix'] . $this->netMountKey, $this->options['gdCacheExpire']); } } if ($opts['fscache']) { $filesystem = new Filesystem(new CachedAdapter($googleDrive, $opts['fscache'])); } else { $filesystem = new Filesystem($googleDrive); } $opts['driver'] = 'FlysystemExt'; $opts['filesystem'] = $filesystem; $opts['checkSubfolders'] = true; if (!isset($opts['alias'])) { $opts['alias'] = 'GoogleDrive'; } if ($res = parent::mount($opts)) { // update access_token of session data if ($creds) { $netVolumes = $this->session->get('netvolume'); $netVolumes[$this->netMountKey]['access_token'] = array_merge($netVolumes[$this->netMountKey]['access_token'], $creds); $this->session->set('netvolume', $netVolumes); } } return $res; }