146 lines
2.6 KiB
PHP
146 lines
2.6 KiB
PHP
<?php
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/**
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* RSS Display Class File for PICKLES
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*
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* PHP version 5
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*
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* Licensed under The MIT License
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* Redistribution of these files must retain the above copyright notice.
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*
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* @author Josh Sherman <pickles@joshtronic.com>
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* @copyright Copyright 2007-2012, Josh Sherman
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* @license http://www.opensource.org/licenses/mit-license.html
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* @package PICKLES
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* @link https://github.com/joshtronic/pickles
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*/
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/**
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* RSS Display
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*
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* Displays data as an RSS formatted XML string.
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*/
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class Display_RSS extends Display_Common
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{
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// {{{ Feed Defaults
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/**
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* RSS Version
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*
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* @access private
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* @var string
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*/
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private $version = '2.0';
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/**
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* Date Format
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*
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* @access private
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* @var string
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*/
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private $date_format = 'r';
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// }}}
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// {{{ Channel Defaults
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/**
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* Title
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*
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* @access private
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* @var string
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*/
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private $title = '';
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/**
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* Link
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*
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* @access private
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* @var string
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*/
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private $link = '';
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/**
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* Description
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*
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* @access private
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* @var string
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*/
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private $description = '';
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/**
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* Language
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*
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* @access private
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* @var string
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*/
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private $language = 'en-us';
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/**
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* Generator
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*
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* @access private
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* @var string
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*/
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private $generator = 'http://p.ickl.es';
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// }}}
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/**
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* Renders the data in RSS format
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*/
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public function render()
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{
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// Throws off the syntax highlighter otherwise
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echo '<' . '?xml version="1.0" ?' . '><rss version="' . $this->version . '"><channel>';
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// Loops through the passable channel variables
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$channel = array();
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foreach (array('title', 'link', 'description', 'language') as $variable)
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{
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if (isset($this->module_return[$variable]))
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{
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$this->$variable = $this->module_return[$variable];
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}
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$channel[$variable] = $this->$variable;
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}
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$channel['generator'] = $this->generator;
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// Loops through the items
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$items = '';
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$build_date = '';
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if (isset($this->module_return['items']) && is_array($this->module_return['items']))
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{
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foreach ($this->module_return['items'] as $item)
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{
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// Note: time is the equivalent to pubDate, I just don't like camel case variables
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$publish_date = date($this->date_format, is_numeric($item['time']) ? $item['time'] : strtotime($item['time']));
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if ($build_date == '')
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{
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$build_date = $publish_date;
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}
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if (isset($item['link']))
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{
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$item['guid'] = $item['link'];
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}
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$item['pubDate'] = $publish_date;
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unset($item['time']);
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$items .= Convert::arrayToXML($item);
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}
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}
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$channel['pubDate'] = $build_date;
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$channel['lastBuildDate'] = $build_date;
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echo Convert::arrayToXML($channel) . $items . '</channel></rss>';
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}
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}
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?>
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