<?php namespace Leenooks\OpenPGP; /** * OpenPGP Literal Data packet (tag 11). * * @see http://tools.ietf.org/html/rfc4880#section-5.9 */ class LiteralDataPacket extends Packet { protected $tag = 11; public $format,$filename,$timestamp; function __construct($data=NULL, $opt=array()) { parent::__construct($data); $this->format = isset($opt['format']) ? $opt['format'] : 'b'; $this->filename = isset($opt['filename']) ? $opt['filename'] : 'data'; $this->timestamp = isset($opt['timestamp']) ? $opt['timestamp'] : time(); } function body() { return $this->format.chr(strlen($this->filename)).$this->filename.pack('N', $this->timestamp).$this->data; } function normalize($clearsign=false) { if ($clearsign && ($this->format != 'u' && $this->format != 't')) { $this->format = 'u'; // Clearsign must be text } if ($this->format == 'u' || $this->format == 't') { // Normalize line endings $this->data = str_replace("\n", "\r\n", str_replace("\r", "\n", str_replace("\r\n", "\n", $this->data))); } if ($clearsign) { // When clearsigning, do not sign over trailing whitespace $this->data = preg_replace('/\s+\r/', "\r", $this->data); } } function read() { $this->size = $this->length - 1 - 4; $this->format = $this->read_byte(); $filename_length = ord($this->read_byte()); $this->size -= $filename_length; $this->filename = $this->read_bytes($filename_length); $this->timestamp = $this->read_timestamp(); $this->data = $this->read_bytes($this->size); } }