Add Zend_Media_Id3v2 class proposal
git-svn-id: http://php-reader.googlecode.com/svn/branches/zend@153 51a70ab9-7547-0410-9469-37e369ee0574
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src/Zend/Media/Id3/Frame/Ipls.php
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src/Zend/Media/Id3/Frame/Ipls.php
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Media
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* @subpackage ID3
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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* @deprecated ID3v2.3.0
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*/
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/**#@+ @ignore */
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require_once 'Zend/Media/Id3/Frame.php';
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require_once 'Zend/Media/Id3/Encoding.php';
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/**#@-*/
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/**
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* The <i>Involved people list</i> is a frame containing the names of those
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* involved, and how they were involved. There may only be one IPLS frame in
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* each tag.
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*
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* @category Zend
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* @package Zend_Media
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* @subpackage ID3
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* @author Sven Vollbehr <sven@vollbehr.eu>
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* @author Ryan Butterfield <buttza@gmail.com>
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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* @deprecated ID3v2.3.0
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*/
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final class Zend_Media_Id3_Frame_Ipls extends Zend_Media_Id3_Frame
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implements Zend_Media_Id3_Encoding
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{
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/** @var integer */
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private $_encoding;
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/** @var Array */
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private $_people = array();
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/**
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* Constructs the class with given parameters and parses object related
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* data.
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*
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* @param Zend_Io_Reader $reader The reader object.
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* @param Array $options The options array.
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*/
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public function __construct($reader = null, &$options = array())
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{
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parent::__construct($reader, $options);
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$this->setEncoding
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($this->getOption('encoding', Zend_Media_Id3_Encoding::UTF8));
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if ($this->_reader === null) {
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return;
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}
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$data = array();
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$encoding = $this->_reader->readUInt8();
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switch ($encoding) {
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case self::UTF16:
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// break intentionally omitted
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case self::UTF16BE:
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$data = $this->_explodeString16
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($this->_reader->read($this->_reader->getSize()));
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foreach ($data as &$str)
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$str = $this->_convertString($str, $encoding);
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break;
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case self::UTF8:
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// break intentionally omitted
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default:
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$data = $this->_convertString
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($this->_explodeString8
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($this->_reader->read($this->_reader->getSize())),
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$encoding);
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break;
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}
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for ($i = 0; $i < count($data) - 1; $i += 2) {
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$this->_people[] = array($data[$i] => @$data[$i + 1]);
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}
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}
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/**
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* Returns the text encoding.
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*
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* All the strings read from a file are automatically converted to the
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* character encoding specified with the <var>encoding</var> option. See
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* {@link Zend_Media_Id3v2} for details. This method returns that character
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* encoding, or any value set after read, translated into a string form
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* regarless if it was set using a {@link Zend_Media_Id3_Encoding} constant
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* or a string.
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*
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* @return integer
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*/
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public function getEncoding()
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{
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return $this->_translateIntToEncoding($this->_encoding);
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}
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/**
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* Sets the text encoding.
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*
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* All the string written to the frame are done so using given character
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* encoding. No conversions of existing data take place upon the call to
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* this method thus all texts must be given in given character encoding.
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*
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* The character encoding parameter takes either a
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* {@link Zend_Media_Id3_Encoding} constant or a character set name string
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* in the form accepted by iconv. The default character encoding used to
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* write the frame is 'utf-8'.
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*
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* @see Zend_Media_Id3_Encoding
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* @param integer $encoding The text encoding.
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*/
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public function setEncoding($encoding)
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{
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$this->_encoding = $this->_translateEncodingToInt($encoding);
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}
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/**
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* Returns the involved people list as an array. For each person, the array
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* contains an entry, which too is an associate array with involvement as
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* its key and involvee as its value.
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*
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* @return Array
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*/
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public function getPeople()
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{
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return $this->_people;
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}
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/**
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* Adds a person with his involvement.
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*
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* @return string
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*/
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public function addPerson($involvement, $person)
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{
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$this->_people[] = array($involvement => $person);
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}
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/**
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* Sets the involved people list array. For each person, the array must
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* contain an associate array with involvement as its key and involvee as
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* its value.
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*
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* @param Array $people The involved people list.
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*/
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public function setPeople($people)
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{
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$this->_people = $people;
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}
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/**
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* Writes the frame raw data without the header.
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*
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* @param Zend_Io_Writer $writer The writer object.
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* @return void
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*/
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protected function _writeFrame($writer)
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{
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$writer->writeUInt8($this->_encoding);
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foreach ($this->_people as $entry) {
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foreach ($entry as $key => $val) {
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switch ($this->_encoding) {
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case self::UTF16LE:
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$writer->writeString16
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($key, Zend_Io_Writer::LITTLE_ENDIAN_ORDER, 1)
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->writeString16
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($val, Zend_Io_Writer::LITTLE_ENDIAN_ORDER, 1);
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break;
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case self::UTF16:
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// break intentionally omitted
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case self::UTF16BE:
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$writer->writeString16($key, null, 1)
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->writeString16($val, null, 1);
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break;
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default:
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$writer->writeString8($key, 1)
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->writeString8($val, 1);
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break;
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}
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}
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}
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}
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}
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