<?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
* @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: Builder.php 24594 2012-01-05 21:27:01Z matthew $
*/
/**
* @see Zend_Feed_Builder_Interface
*/
require_once 'Zend/Feed/Builder/Interface.php';
/**
* @see Zend_Feed_Builder_Header
*/
require_once 'Zend/Feed/Builder/Header.php';
/**
* @see Zend_Feed_Builder_Entry
*/
require_once 'Zend/Feed/Builder/Entry.php';
/**
* A simple implementation of Zend_Feed_Builder_Interface.
*
* Users are encouraged to make their own classes to implement Zend_Feed_Builder_Interface
*
* @category Zend
* @package Zend_Feed
* @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_Builder implements Zend_Feed_Builder_Interface
{
/**
* The data of the feed
*
* @var $_data array
*/
private $_data;
/**
* Header of the feed
*
* @var $_header Zend_Feed_Builder_Header
*/
private $_header;
/**
* List of the entries of the feed
*
* @var $_entries array
*/
private $_entries = array();
/**
* Constructor. The $data array must conform to the following format:
* <code>
* array(
* 'title' => 'title of the feed', //required
* 'link' => 'canonical url to the feed', //required
* 'lastUpdate' => 'timestamp of the update date', // optional
* 'published' => 'timestamp of the publication date', //optional
* 'charset' => 'charset', // required
* 'description' => 'short description of the feed', //optional
* 'author' => 'author/publisher of the feed', //optional
* 'email' => 'email of the author', //optional
* 'webmaster' => 'email address for person responsible for technical issues' // optional, ignored if atom is used
* 'copyright' => 'copyright notice', //optional
* 'image' => 'url to image', //optional
* 'generator' => 'generator', // optional
* 'language' => 'language the feed is written in', // optional
* 'ttl' => 'how long in minutes a feed can be cached before refreshing', // optional, ignored if atom is used
* 'rating' => 'The PICS rating for the channel.', // optional, ignored if atom is used
* 'cloud' => array(
* 'domain' => 'domain of the cloud, e.g. rpc.sys.com' // required
* 'port' => 'port to connect to' // optional, default to 80
* 'path' => 'path of the cloud, e.g. /RPC2 //required
* 'registerProcedure' => 'procedure to call, e.g. myCloud.rssPleaseNotify' // required
* 'protocol' => 'protocol to use, e.g. soap or xml-rpc' // required
* ), a cloud to be notified of updates // optional, ignored if atom is used
* 'textInput' => array(
* 'title' => 'the label of the Submit button in the text input area' // required,
* 'description' => 'explains the text input area' // required
* 'name' => 'the name of the text object in the text input area' // required
* 'link' => 'the URL of the CGI script that processes text input requests' // required
* ) // a text input box that can be displayed with the feed // optional, ignored if atom is used
* 'skipHours' => array(
* 'hour in 24 format', // e.g 13 (1pm)
* // up to 24 rows whose value is a number between 0 and 23
* ) // Hint telling aggregators which hours they can skip // optional, ignored if atom is used
* 'skipDays ' => array(
* 'a day to skip', // e.g Monday
* // up to 7 rows whose value is a Monday, Tuesday, Wednesday, Thursday, Friday, Saturday or Sunday
* ) // Hint telling aggregators which days they can skip // optional, ignored if atom is used
* 'itunes' => array(
* 'author' => 'Artist column' // optional, default to the main author value
* 'owner' => array(
* 'name' => 'name of the owner' // optional, default to main author value
* 'email' => 'email of the owner' // optional, default to main email value
* ) // Owner of the podcast // optional
* 'image' => 'album/podcast art' // optional, default to the main image value
* 'subtitle' => 'short description' // optional, default to the main description value
* 'summary' => 'longer description' // optional, default to the main description value
* 'block' => 'Prevent an episode from appearing (yes|no)' // optional
* 'category' => array(
* array('main' => 'main category', // required
* 'sub' => 'sub category' // optional
* ),
* // up to 3 rows
* ) // 'Category column and in iTunes Music Store Browse' // required
* 'explicit' => 'parental advisory graphic (yes|no|clean)' // optional
* 'keywords' => 'a comma separated list of 12 keywords maximum' // optional
* 'new-feed-url' => 'used to inform iTunes of new feed URL location' // optional
* ) // Itunes extension data // optional, ignored if atom is used
* 'entries' => array(
* array(
* 'title' => 'title of the feed entry', //required
* 'link' => 'url to a feed entry', //required
* 'description' => 'short version of a feed entry', // only text, no html, required
* 'guid' => 'id of the article, if not given link value will used', //optional
* 'content' => 'long version', // can contain html, optional
* 'lastUpdate' => 'timestamp of the publication date', // optional
* 'comments' => 'comments page of the feed entry', // optional
* 'commentRss' => 'the feed url of the associated comments', // optional
* 'source' => array(
* 'title' => 'title of the original source' // required,
* 'url' => 'url of the original source' // required
* ) // original source of the feed entry // optional
* 'category' => array(
* array(
* 'term' => 'first category label' // required,
* 'scheme' => 'url that identifies a categorization scheme' // optional
* ),
* array(
* //data for the second category and so on
* )
* ) // list of the attached categories // optional
* 'enclosure' => array(
* array(
* 'url' => 'url of the linked enclosure' // required
* 'type' => 'mime type of the enclosure' // optional
* 'length' => 'length of the linked content in octets' // optional
* ),
* array(
* //data for the second enclosure and so on
* )
* ) // list of the enclosures of the feed entry // optional
* ),
* array(
* //data for the second entry and so on
* )
* )
* );
* </code>
*
* @param array $data
* @return void
*/
public function __construct(array $data)
{
$this->_data = $data;
$this->_createHeader($data);
if (isset($data['entries'])) {
$this->_createEntries($data['entries']);
}
}
/**
* Returns an instance of Zend_Feed_Builder_Header
* describing the header of the feed
*
* @return Zend_Feed_Builder_Header
*/
public function getHeader()
{
return $this->_header;
}
/**
* Returns an array of Zend_Feed_Builder_Entry instances
* describing the entries of the feed
*
* @return array of Zend_Feed_Builder_Entry
*/
public function getEntries()
{
return $this->_entries;
}
/**
* Create the Zend_Feed_Builder_Header instance
*
* @param array $data
* @throws Zend_Feed_Builder_Exception
* @return void
*/
protected function _createHeader(array $data)
{
$mandatories = array('title', 'link', 'charset');
foreach ($mandatories as $mandatory) {
if (!isset($data[$mandatory])) {
/**
* @see Zend_Feed_Builder_Exception
*/
require_once 'Zend/Feed/Builder/Exception.php';
throw new Zend_Feed_Builder_Exception("$mandatory key is missing");
}
}
$this->_header = new Zend_Feed_Builder_Header($data['title'], $data['link'], $data['charset']);
if (isset($data['lastUpdate'])) {
$this->_header->setLastUpdate($data['lastUpdate']);
}
if (isset($data['published'])) {
$this->_header->setPublishedDate($data['published']);
}
if (isset($data['description'])) {
$this->_header->setDescription($data['description']);
}
if (isset($data['author'])) {
$this->_header->setAuthor($data['author']);
}
if (isset($data['email'])) {
$this->_header->setEmail($data['email']);
}
if (isset($data['webmaster'])) {
$this->_header->setWebmaster($data['webmaster']);
}
if (isset($data['copyright'])) {
$this->_header->setCopyright($data['copyright']);
}
if (isset($data['image'])) {
$this->_header->setImage($data['image']);
}
if (isset($data['generator'])) {
$this->_header->setGenerator($data['generator']);
}
if (isset($data['language'])) {
$this->_header->setLanguage($data['language']);
}
if (isset($data['ttl'])) {
$this->_header->setTtl($data['ttl']);
}
if (isset($data['rating'])) {
$this->_header->setRating($data['rating']);
}
if (isset($data['cloud'])) {
$mandatories = array('domain', 'path', 'registerProcedure', 'protocol');
foreach ($mandatories as $mandatory) {
if (!isset($data['cloud'][$mandatory])) {
/**
* @see Zend_Feed_Builder_Exception
*/
require_once 'Zend/Feed/Builder/Exception.php';
throw new Zend_Feed_Builder_Exception("you have to define $mandatory property of your cloud");
}
}
$uri_str = 'http://' . $data['cloud']['domain'] . $data['cloud']['path'];
$this->_header->setCloud($uri_str, $data['cloud']['registerProcedure'], $data['cloud']['protocol']);
}
if (isset($data['textInput'])) {
$mandatories = array('title', 'description', 'name', 'link');
foreach ($mandatories as $mandatory) {
if (!isset($data['textInput'][$mandatory])) {
/**
* @see Zend_Feed_Builder_Exception
*/
require_once 'Zend/Feed/Builder/Exception.php';
throw new Zend_Feed_Builder_Exception("you have to define $mandatory property of your textInput");
}
}
$this->_header->setTextInput($data['textInput']['title'],
$data['textInput']['description'],
$data['textInput']['name'],
$data['textInput']['link']);
}
if (isset($data['skipHours'])) {
$this->_header->setSkipHours($data['skipHours']);
}
if (isset($data['skipDays'])) {
$this->_header->setSkipDays($data['skipDays']);
}
if (isset($data['itunes'])) {
$itunes = new Zend_Feed_Builder_Header_Itunes($data['itunes']['category']);
if (isset($data['itunes']['author'])) {
$itunes->setAuthor($data['itunes']['author']);
}
if (isset($data['itunes']['owner'])) {
$name = isset($data['itunes']['owner']['name']) ? $data['itunes']['owner']['name'] : '';
$email = isset($data['itunes']['owner']['email']) ? $data['itunes']['owner']['email'] : '';
$itunes->setOwner($name, $email);
}
if (isset($data['itunes']['image'])) {
$itunes->setImage($data['itunes']['image']);
}
if (isset($data['itunes']['subtitle'])) {
$itunes->setSubtitle($data['itunes']['subtitle']);
}
if (isset($data['itunes']['summary'])) {
$itunes->setSummary($data['itunes']['summary']);
}
if (isset($data['itunes']['block'])) {
$itunes->setBlock($data['itunes']['block']);
}
if (isset($data['itunes']['explicit'])) {
$itunes->setExplicit($data['itunes']['explicit']);
}
if (isset($data['itunes']['keywords'])) {
$itunes->setKeywords($data['itunes']['keywords']);
}
if (isset($data['itunes']['new-feed-url'])) {
$itunes->setNewFeedUrl($data['itunes']['new-feed-url']);
}
$this->_header->setITunes($itunes);
}
}
/**
* Create the array of article entries
*
* @param array $data
* @throws Zend_Feed_Builder_Exception
* @return void
*/
protected function _createEntries(array $data)
{
foreach ($data as $row) {
$mandatories = array('title', 'link', 'description');
foreach ($mandatories as $mandatory) {
if (!isset($row[$mandatory])) {
/**
* @see Zend_Feed_Builder_Exception
*/
require_once 'Zend/Feed/Builder/Exception.php';
throw new Zend_Feed_Builder_Exception("$mandatory key is missing");
}
}
$entry = new Zend_Feed_Builder_Entry($row['title'], $row['link'], $row['description']);
if (isset($row['author'])) {
$entry->setAuthor($row['author']);
}
if (isset($row['guid'])) {
$entry->setId($row['guid']);
}
if (isset($row['content'])) {
$entry->setContent($row['content']);
}
if (isset($row['lastUpdate'])) {
$entry->setLastUpdate($row['lastUpdate']);
}
if (isset($row['comments'])) {
$entry->setCommentsUrl($row['comments']);
}
if (isset($row['commentRss'])) {
$entry->setCommentsRssUrl($row['commentRss']);
}
if (isset($row['source'])) {
$mandatories = array('title', 'url');
foreach ($mandatories as $mandatory) {
if (!isset($row['source'][$mandatory])) {
/**
* @see Zend_Feed_Builder_Exception
*/
require_once 'Zend/Feed/Builder/Exception.php';
throw new Zend_Feed_Builder_Exception("$mandatory key of source property is missing");
}
}
$entry->setSource($row['source']['title'], $row['source']['url']);
}
if (isset($row['category'])) {
$entry->setCategories($row['category']);
}
if (isset($row['enclosure'])) {
$entry->setEnclosures($row['enclosure']);
}
$this->_entries[] = $entry;
}
}
}