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MySQLDumper/library/Zend/Mail/Part/File.php

199 Zeilen
6 KiB
PHP

2011-06-10 21:55:32 +00:00
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Mail
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/
/**
* @see Zend_Mime_Decode
*/
require_once 'Zend/Mime/Decode.php';
/**
* @see Zend_Mail_Part
*/
require_once 'Zend/Mail/Part.php';
/**
* @category Zend
* @package Zend_Mail
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Mail_Part_File extends Zend_Mail_Part
{
protected $_contentPos = array();
protected $_partPos = array();
protected $_fh;
/**
* Public constructor
*
* This handler supports the following params:
* - file filename or open file handler with message content (required)
* - startPos start position of message or part in file (default: current position)
* - endPos end position of message or part in file (default: end of file)
*
* @param array $params full message with or without headers
* @throws Zend_Mail_Exception
*/
public function __construct(array $params)
{
if (empty($params['file'])) {
/**
* @see Zend_Mail_Exception
*/
require_once 'Zend/Mail/Exception.php';
throw new Zend_Mail_Exception('no file given in params');
}
if (!is_resource($params['file'])) {
$this->_fh = fopen($params['file'], 'r');
} else {
$this->_fh = $params['file'];
}
if (!$this->_fh) {
/**
* @see Zend_Mail_Exception
*/
require_once 'Zend/Mail/Exception.php';
throw new Zend_Mail_Exception('could not open file');
}
if (isset($params['startPos'])) {
fseek($this->_fh, $params['startPos']);
}
$header = '';
$endPos = isset($params['endPos']) ? $params['endPos'] : null;
while (($endPos === null || ftell($this->_fh) < $endPos) && trim($line = fgets($this->_fh))) {
$header .= $line;
}
Zend_Mime_Decode::splitMessage($header, $this->_headers, $null);
$this->_contentPos[0] = ftell($this->_fh);
if ($endPos !== null) {
$this->_contentPos[1] = $endPos;
} else {
fseek($this->_fh, 0, SEEK_END);
$this->_contentPos[1] = ftell($this->_fh);
}
if (!$this->isMultipart()) {
return;
}
$boundary = $this->getHeaderField('content-type', 'boundary');
if (!$boundary) {
/**
* @see Zend_Mail_Exception
*/
require_once 'Zend/Mail/Exception.php';
throw new Zend_Mail_Exception('no boundary found in content type to split message');
}
$part = array();
$pos = $this->_contentPos[0];
fseek($this->_fh, $pos);
while (!feof($this->_fh) && ($endPos === null || $pos < $endPos)) {
$line = fgets($this->_fh);
if ($line === false) {
if (feof($this->_fh)) {
break;
}
/**
* @see Zend_Mail_Exception
*/
require_once 'Zend/Mail/Exception.php';
throw new Zend_Mail_Exception('error reading file');
}
$lastPos = $pos;
$pos = ftell($this->_fh);
$line = trim($line);
if ($line == '--' . $boundary) {
if ($part) {
// not first part
$part[1] = $lastPos;
$this->_partPos[] = $part;
}
$part = array($pos);
} else if ($line == '--' . $boundary . '--') {
$part[1] = $lastPos;
$this->_partPos[] = $part;
break;
}
}
$this->_countParts = count($this->_partPos);
}
/**
* Body of part
*
* If part is multipart the raw content of this part with all sub parts is returned
*
* @return string body
* @throws Zend_Mail_Exception
*/
public function getContent($stream = null)
{
fseek($this->_fh, $this->_contentPos[0]);
if ($stream !== null) {
return stream_copy_to_stream($this->_fh, $stream, $this->_contentPos[1] - $this->_contentPos[0]);
}
$length = $this->_contentPos[1] - $this->_contentPos[0];
return $length < 1 ? '' : fread($this->_fh, $length);
}
/**
* Return size of part
*
* Quite simple implemented currently (not decoding). Handle with care.
*
* @return int size
*/
public function getSize() {
return $this->_contentPos[1] - $this->_contentPos[0];
}
/**
* Get part of multipart message
*
* @param int $num number of part starting with 1 for first part
* @return Zend_Mail_Part wanted part
* @throws Zend_Mail_Exception
*/
public function getPart($num)
{
--$num;
if (!isset($this->_partPos[$num])) {
/**
* @see Zend_Mail_Exception
*/
require_once 'Zend/Mail/Exception.php';
throw new Zend_Mail_Exception('part not found');
}
return new self(array('file' => $this->_fh, 'startPos' => $this->_partPos[$num][0],
'endPos' => $this->_partPos[$num][1]));
}
}