File Content: ftp.class.php <?php if (!defined('UPDRAFTPLUS_DIR')) die('No direct access allowed.'); /** * Adapted from http://www.solutionbot.com/2009/01/02/php-ftp-class/ */ class UpdraftPlus_ftp_wrapper { private $conn_id; private $host; private $username; private $password; private $port; public $timeout = 60; public $passive = true; public $system_type = ''; public $ssl = false; public $use_server_certs = false; public $disable_verify = true; public $login_type = 'non-encrypted'; public function __construct($host, $username, $password, $port = 21) { $this->host = $host; $this->username = $username; $this->password = $password; $this->port = $port; } public function connect() { $time_start = time(); $this->conn_id = ftp_connect($this->host, $this->port, 20); if ($this->conn_id) $result = ftp_login($this->conn_id, $this->username, $this->password); if (!empty($result)) { ftp_set_option($this->conn_id, FTP_TIMEOUT_SEC, $this->timeout); ftp_pasv($this->conn_id, $this->passive); $this->system_type = ftp_systype($this->conn_id); return true; } if (time() - $time_start > 19) { global $updraftplus_admin; if (isset($updraftplus_admin->logged) && is_array($updraftplus_admin->logged)) { /* translators: %s: Connection type (e.g., FTP) */ $updraftplus_admin->logged[] = sprintf(__('The %s connection timed out; if you entered the server correctly, then this is usually caused by a firewall blocking the connection - you should check with your web hosting company.', 'updraftplus'), 'FTP'); } else { global $updraftplus; /* translators: %s: Connection type (e.g., FTP) */ $updraftplus->log(sprintf(__('The %s connection timed out; if you entered the server correctly, then this is usually caused by a firewall blocking the connection - you should check with your web hosting company.', 'updraftplus'), 'FTP'), 'error'); } } return false; } public function put($local_file_path, $remote_file_path, $mode = FTP_BINARY, $resume = false, $updraftplus = false) { $file_size = filesize($local_file_path); $existing_size = 0; if ($resume) { $existing_size = ftp_size($this->conn_id, $remote_file_path); if ($existing_size <=0) { $resume = false; $existing_size = 0; } else { if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("File already exists at remote site: size $existing_size. Will attempt resumption."); if ($existing_size >= $file_size) { if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("File is apparently already completely uploaded"); return true; } } } // From here on, $file_size is only used for logging calculations. We want to avoid division by zero. $file_size = max($file_size, 1); if (!$fh = fopen($local_file_path, 'rb')) return false; if ($existing_size) fseek($fh, $existing_size); $ret = ftp_nb_fput($this->conn_id, $remote_file_path, $fh, $mode, $existing_size); // $existing_size can now be re-purposed while (FTP_MOREDATA == $ret) { if (is_a($updraftplus, 'UpdraftPlus')) { $new_size = ftell($fh); $record_after = 524288; if ($existing_size > 2097152) { $record_after = ($existing_size > 4194304) ? 2097152 : 1048576; } if ($new_size - $existing_size > $record_after) { $existing_size = $new_size; $percent = round(100*$new_size/$file_size, 1); $updraftplus->record_uploaded_chunk($percent, '', $local_file_path); } } // Continue upload $ret = ftp_nb_continue($this->conn_id); } fclose($fh); if (FTP_FINISHED != $ret) { if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("FTP upload: error ($ret)"); return false; } return true; } public function get($local_file_path, $remote_file_path, $mode = FTP_BINARY, $resume = false, $updraftplus = false) { $file_last_size = 0; if ($resume) { if (!$fh = fopen($local_file_path, 'ab')) return false; clearstatcache($local_file_path);// phpcs:ignore PHPCompatibility.FunctionUse.NewFunctionParameters.clearstatcache_clear_realpath_cacheFound -- The function clearstatcache() does not have a parameter "clear_realpath_cache" in PHP version 5.2 or earlier $file_last_size = filesize($local_file_path); } else { if (!$fh = fopen($local_file_path, 'wb')) return false; } $ret = ftp_nb_fget($this->conn_id, $fh, $remote_file_path, $mode, $file_last_size); if (false == $ret) return false; while (FTP_MOREDATA == $ret) { if ($updraftplus) { $file_now_size = filesize($local_file_path); if ($file_now_size - $file_last_size > 524288) { $updraftplus->log("FTP fetch: file size is now: ".sprintf("%0.2f", filesize($local_file_path)/1048576)." Mb"); $file_last_size = $file_now_size; } clearstatcache($local_file_path);// phpcs:ignore PHPCompatibility.FunctionUse.NewFunctionParameters.clearstatcache_clear_realpath_cacheFound -- The function clearstatcache() does not have a parameter "clear_realpath_cache" in PHP version 5.2 or earlier } $ret = ftp_nb_continue($this->conn_id); } fclose($fh); if (FTP_FINISHED == $ret) { if ($updraftplus) $updraftplus->log("FTP fetch: fetch complete"); return true; } else { if ($updraftplus) $updraftplus->log("FTP fetch: fetch failed"); return false; } } public function chmod($permissions, $remote_filename) { if ($this->is_octal($permissions)) { $result = ftp_chmod($this->conn_id, $permissions, $remote_filename); if ($result) { return true; } else { return false; } } else { throw new Exception('$permissions must be an octal number'); } } public function chdir($directory) { ftp_chdir($this->conn_id, $directory); } public function delete($remote_file_path) { if (ftp_delete($this->conn_id, $remote_file_path)) { return true; } else { return false; } } public function make_dir($directory) { if (ftp_mkdir($this->conn_id, $directory)) { return true; } else { return false; } } public function rename($old_name, $new_name) { if (ftp_rename($this->conn_id, $old_name, $new_name)) { return true; } else { return false; } } public function remove_dir($directory) { if (ftp_rmdir($this->conn_id, $directory)) { return true; } else { return false; } } public function dir_list($directory) { return ftp_nlist($this->conn_id, $directory); } public function cdup() { ftp_cdup($this->conn_id); } public function size($f) { return ftp_size($this->conn_id, $f); } public function current_dir() { return ftp_pwd($this->conn_id); } private function is_octal($i) { return decoct(octdec($i)) == $i; } public function __destruct() { if ($this->conn_id) ftp_close($this->conn_id); } } Submit