<?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_Feed_Writer
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Feed.php 24594 2012-01-05 21:27:01Z matthew $
*/
/**
* @category Zend
* @package Zend_Feed_Writer
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Feed_Writer_Extension_ITunes_Feed
{
/**
* Array of Feed data for rendering by Extension's renderers
*
* @var array
*/
protected $_data = array();
/**
* Encoding of all text values
*
* @var string
*/
protected $_encoding = 'UTF-8';
/**
* Set feed encoding
*
* @param string $enc
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setEncoding($enc)
{
$this->_encoding = $enc;
return $this;
}
/**
* Get feed encoding
*
* @return string
*/
public function getEncoding()
{
return $this->_encoding;
}
/**
* Set a block value of "yes" or "no". You may also set an empty string.
*
* @param string
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesBlock($value)
{
if (!ctype_alpha($value) && strlen($value) > 0) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "block" may only'
. ' contain alphabetic characters');
}
if (iconv_strlen($value, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "block" may only'
. ' contain a maximum of 255 characters');
}
$this->_data['block'] = $value;
return $this;
}
/**
* Add feed authors
*
* @param array $values
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function addItunesAuthors(array $values)
{
foreach ($values as $value) {
$this->addItunesAuthor($value);
}
return $this;
}
/**
* Add feed author
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function addItunesAuthor($value)
{
if (iconv_strlen($value, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "author" may only'
. ' contain a maximum of 255 characters each');
}
if (!isset($this->_data['authors'])) {
$this->_data['authors'] = array();
}
$this->_data['authors'][] = $value;
return $this;
}
/**
* Set feed categories
*
* @param array $values
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesCategories(array $values)
{
if (!isset($this->_data['categories'])) {
$this->_data['categories'] = array();
}
foreach ($values as $key=>$value) {
if (!is_array($value)) {
if (iconv_strlen($value, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "category" may only'
. ' contain a maximum of 255 characters each');
}
$this->_data['categories'][] = $value;
} else {
if (iconv_strlen($key, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "category" may only'
. ' contain a maximum of 255 characters each');
}
$this->_data['categories'][$key] = array();
foreach ($value as $val) {
if (iconv_strlen($val, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "category" may only'
. ' contain a maximum of 255 characters each');
}
$this->_data['categories'][$key][] = $val;
}
}
}
return $this;
}
/**
* Set feed image (icon)
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesImage($value)
{
if (!Zend_Uri::check($value)) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "image" may only'
. ' be a valid URI/IRI');
}
if (!in_array(substr($value, -3), array('jpg','png'))) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "image" may only'
. ' use file extension "jpg" or "png" which must be the last three'
. ' characters of the URI (i.e. no query string or fragment)');
}
$this->_data['image'] = $value;
return $this;
}
/**
* Set feed cumulative duration
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesDuration($value)
{
$value = (string) $value;
if (!ctype_digit($value)
&& !preg_match("/^\d+:[0-5]{1}[0-9]{1}$/", $value)
&& !preg_match("/^\d+:[0-5]{1}[0-9]{1}:[0-5]{1}[0-9]{1}$/", $value)
) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "duration" may only'
. ' be of a specified [[HH:]MM:]SS format');
}
$this->_data['duration'] = $value;
return $this;
}
/**
* Set "explicit" flag
*
* @param bool $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesExplicit($value)
{
if (!in_array($value, array('yes','no','clean'))) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "explicit" may only'
. ' be one of "yes", "no" or "clean"');
}
$this->_data['explicit'] = $value;
return $this;
}
/**
* Set feed keywords
*
* @param array $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesKeywords(array $value)
{
if (count($value) > 12) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "keywords" may only'
. ' contain a maximum of 12 terms');
}
$concat = implode(',', $value);
if (iconv_strlen($concat, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "keywords" may only'
. ' have a concatenated length of 255 chars where terms are delimited'
. ' by a comma');
}
$this->_data['keywords'] = $value;
return $this;
}
/**
* Set new feed URL
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesNewFeedUrl($value)
{
if (!Zend_Uri::check($value)) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "newFeedUrl" may only'
. ' be a valid URI/IRI');
}
$this->_data['newFeedUrl'] = $value;
return $this;
}
/**
* Add feed owners
*
* @param array $values
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function addItunesOwners(array $values)
{
foreach ($values as $value) {
$this->addItunesOwner($value);
}
return $this;
}
/**
* Add feed owner
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function addItunesOwner(array $value)
{
if (!isset($value['name']) || !isset($value['email'])) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "owner" must'
. ' be an array containing keys "name" and "email"');
}
if (iconv_strlen($value['name'], $this->getEncoding()) > 255
|| iconv_strlen($value['email'], $this->getEncoding()) > 255
) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: any "owner" may only'
. ' contain a maximum of 255 characters each for "name" and "email"');
}
if (!isset($this->_data['owners'])) {
$this->_data['owners'] = array();
}
$this->_data['owners'][] = $value;
return $this;
}
/**
* Set feed subtitle
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesSubtitle($value)
{
if (iconv_strlen($value, $this->getEncoding()) > 255) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "subtitle" may only'
. ' contain a maximum of 255 characters');
}
$this->_data['subtitle'] = $value;
return $this;
}
/**
* Set feed summary
*
* @param string $value
* @return Zend_Feed_Writer_Extension_ITunes_Feed
*/
public function setItunesSummary($value)
{
if (iconv_strlen($value, $this->getEncoding()) > 4000) {
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('invalid parameter: "summary" may only'
. ' contain a maximum of 4000 characters');
}
$this->_data['summary'] = $value;
return $this;
}
/**
* Overloading: proxy to internal setters
*
* @param string $method
* @param array $params
* @return mixed
*/
public function __call($method, array $params)
{
$point = Zend_Feed_Writer::lcfirst(substr($method, 9));
if (!method_exists($this, 'setItunes' . ucfirst($point))
&& !method_exists($this, 'addItunes' . ucfirst($point))
) {
require_once 'Zend/Feed/Writer/Exception/InvalidMethodException.php';
throw new Zend_Feed_Writer_Exception_InvalidMethodException(
'invalid method: ' . $method
);
}
if (!array_key_exists($point, $this->_data) || empty($this->_data[$point])) {
return null;
}
return $this->_data[$point];
}
}