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Add write support for ASF header objects

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git-svn-id: http://php-reader.googlecode.com/svn/trunk@139 51a70ab9-7547-0410-9469-37e369ee0574
This commit is contained in:
svollbehr
2009-02-19 14:10:37 +00:00
parent 1b8eed275f
commit c6c10d7ce8
32 changed files with 2981 additions and 281 deletions
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49
src/ASF/Object/Padding.php
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@@ -2,7 +2,8 @@
/**
* PHP Reader Library
*
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved.
* Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -30,7 +31,7 @@
*
* @package php-reader
* @subpackage ASF
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id$
*/
@@ -55,10 +56,52 @@ require_once("ASF/Object.php");
* @package php-reader
* @subpackage ASF
* @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$
*/
final class ASF_Object_Padding extends ASF_Object
{
/**
* Constructs the class with given parameters and reads object related data
* from the ASF file.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
}
/**
* Returns the whether the object is required to be present, or whether
* minimum cardinality is 1.
*
* @return boolean
*/
public function isMandatory() { return false; }
/**
* Returns whether multiple instances of this object can be present, or
* whether maximum cardinality is greater than 1.
*
* @return boolean
*/
public function isMultiple() { return true; }
/**
* Returns the object data with headers.
*
* @return string
*/
public function __toString()
{
if ($this->getSize() == 0)
$this->setSize(24);
return
Transform::toGUID($this->getIdentifier()) .
Transform::toInt64LE($this->getSize()) .
str_pad("", $this->getSize() - 24 /* header */, "\0");
}
}