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<?php |
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|
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namespace WPDataAccess\Drive { |
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|
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use WPDataAccess\WPDA; |
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|
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class WPDA_Sftp extends WPDA_Drive { |
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|
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private $connection = null; |
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private $login = false; |
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|
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public function __construct( $drive_name, $drive = array(), $enabled = false ) { |
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|
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$this->drive_type = 'sftp'; |
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$this->register_phpseclib(); |
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|
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parent::__construct( $drive_name, $drive, $enabled ); |
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|
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} |
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|
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private function register_phpseclib() { |
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|
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$baseDir = __DIR__ . '/../../vendor/phpseclib'; |
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|
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spl_autoload_register(function ($class) use ($baseDir) { |
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if (strpos($class, 'phpseclib3\\') === 0) { |
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$path = str_replace('\\', '/', substr($class, strlen('phpseclib3\\'))); |
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$file = $baseDir . '/' . $path . '.php'; |
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if (file_exists($file)) { |
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require_once $file; |
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} |
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} |
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}); |
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|
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} |
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|
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public function authorize( $authorization, $enabled = true ) { |
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|
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if ( |
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isset( |
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$authorization['host'], |
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$authorization['username'], |
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$authorization['password'], |
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$authorization['port'], |
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$authorization['timeout'], |
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$authorization['directory'] |
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) |
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) { |
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$this->drive = array( |
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'host' => $authorization['host'], |
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'username' => $authorization['username'], |
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'password' => $authorization['password'], |
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'port' => $authorization['port'], |
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'timeout' => $authorization['timeout'], |
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'directory' => $authorization['directory'], |
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); |
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$this->enabled = $enabled; |
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$this->save(); |
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|
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return true; |
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} |
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|
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return false; |
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|
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} |
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|
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private function prepare_connection() { |
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|
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return $this->enabled; |
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|
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} |
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|
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public function refresh_token() { |
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|
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return true; // N.A. |
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|
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} |
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|
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public function connect() { |
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|
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if ( ! $this->enabled ) { return false; } |
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|
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if ( |
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! isset( |
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$this->drive['host'], |
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$this->drive['port'], |
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$this->drive['timeout'], |
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$this->drive['username'], |
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$this->drive['password'], |
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$this->drive['directory'] |
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) |
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) { |
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return false; |
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} |
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|
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$this->connection = new \phpseclib3\Net\SFTP( $this->drive['host'], $this->drive['port'], $this->drive['timeout'] ); |
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|
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$this->login = $this->connection->login( $this->drive['username'], $this->drive['password'] ); |
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|
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if ( ! $this->login ) { |
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WPDA::wpda_log_wp_error( "ERROR: SFTP login failed - {$this->drive_name}" ); |
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return false; |
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} |
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|
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return true; |
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|
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} |
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|
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public function close() { |
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|
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if ( |
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null !== $this->connection && |
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$this->connection->isConnected() |
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) { |
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$this->connection->disconnect(); |
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} |
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|
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} |
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|
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public function upload_file( $local_file, $remote_file ) { |
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|
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if ( null !== $this->connection && ! $this->connection->isConnected() || ! $this->login ) { return false; } |
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|
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$path = '/' === substr( $this->drive['directory'], -1 ) ? $this->drive['directory'] : $this->drive['directory'] . '/'; |
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|
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return $this->connection->put( $path . $remote_file, $local_file, \phpseclib3\Net\SFTP::SOURCE_LOCAL_FILE ); |
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|
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} |
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|
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public function cleanup( $query, $keep ) { |
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|
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if ( 'ALL' === $keep ) return true; |
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|
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if ( null !== $this->connection && ! $this->connection->isConnected() || ! $this->login ) { return false; } |
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|
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$path = '/' === substr( $this->drive['directory'], -1 ) ? $this->drive['directory'] : $this->drive['directory'] . '/'; |
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|
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$files = $this->connection->nlist( $path ); |
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if ( ! $files || ! is_array( $files ) ) return false; |
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|
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$matched_files = array_filter( $files, function ( $file ) use ( $query ) { |
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return fnmatch( $query, basename( $file ) ) !== false && $file !== '.' && $file !== '..'; |
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}); |
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|
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usort( $matched_files, function ( $a, $b ) { |
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return strcmp( $b, $a ); |
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}); |
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|
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$count = 0; |
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foreach ( $matched_files as $file ) { |
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$count++; |
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if ( $count > (int) $keep ) { |
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$this->connection->delete( $path . $file ); |
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} |
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} |
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|
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return true; |
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|
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} |
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|
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} |
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|
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} |
