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<?php
/**
* PHP Reader Library
*
* Copyright (c) 2008 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:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the project workgroup nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package php-reader
* @subpackage ID3
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: IPLS.php 105 2008-07-30 14:56:47Z svollbehr $
* @deprecated ID3v2.3.0
*/
/**#@+ @ignore */
require_once("ID3/Frame.php");
require_once("ID3/Encoding.php");
/**#@-*/
/**
* The <i>Involved people list</i> is a frame containing the names of those
* involved, and how they were involved. There may only be one IPLS frame in
* each tag.
*
* @package php-reader
* @subpackage ID3
* @author Sven Vollbehr <svollbehr@gmail.com>
* @author Ryan Butterfield <buttza@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 105 $
* @deprecated ID3v2.3.0
*/
final class ID3_Frame_IPLS extends ID3_Frame
implements ID3_Encoding
{
/** @var integer */
private $_encoding = ID3_Encoding::UTF8;
/** @var Array */
private $_people = array();
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
$this->_encoding = Transform::fromUInt8($this->_data[0]);
$data = substr($this->_data, 1);
$order = Transform::MACHINE_ENDIAN_ORDER;
switch ($this->_encoding) {
case self::UTF16:
$data = $this->explodeString16($data);
foreach ($data as &$str)
$str = Transform::fromString16($str, $order);
break;
case self::UTF16BE:
$data = $this->explodeString16($data);
foreach ($data as &$str)
$str = Transform::fromString16BE($str);
break;
default:
$data = $this->explodeString8($data);
}
for ($i = 0; $i < count($data) - 1; $i += 2)
$this->_people[] = array($data[$i] => @$data[$i + 1]);
}
/**
* Returns the text encoding.
*
* @return integer
*/
public function getEncoding() { return $this->_encoding; }
/**
* Sets the text encoding.
*
* @see ID3_Encoding
* @param integer $encoding The text encoding.
*/
public function setEncoding($encoding) { $this->_encoding = $encoding; }
/**
* Returns the involved people list as an array. For each person, the array
* contains an entry, which too is an associate array with involvement as its
* key and involvee as its value.
*
* @return Array
*/
public function getPeople() { return $this->_people; }
/**
* Adds a person with his involvement.
*
* @return string
*/
public function addPerson($involvement, $person)
{
$this->_people[] = array($involvement => $person);
}
/**
* Sets the involved people list array. For each person, the array must
* contain an associate array with involvement as its key and involvee as its
* value.
*
* @param Array $people The involved people list.
*/
public function setPeople($people) { $this->_people = $people; }
/**
* Returns the frame raw data.
*
* @return string
*/
public function __toString()
{
$data = Transform::toUInt8($this->_encoding);
$order = $this->_encoding == self::UTF16 ?
Transform::MACHINE_ENDIAN_ORDER : Transform::LITTLE_ENDIAN_ORDER;
foreach ($this->_people as $entry) {
foreach ($entry as $key => $val) {
switch ($this->_encoding) {
case self::UTF16:
case self::UTF16LE:
$data .= Transform::toString16($key, $order) . "\0\0" .
Transform::toString16($val, $order) . "\0\0";
break;
case self::UTF16BE:
$data .= Transform::toString16BE($key . "\0\0" . $val . "\0\0");
break;
default:
$data .= $key . "\0" . $val . "\0";
}
}
}
$this->setData($data);
return parent::__toString();
}
}
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