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feed.php
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feed.php
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<?php
/**
* XML feed export
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Andreas Böhler <dev@aboehler.at>
*/
if(!defined('DOKU_INC')) define('DOKU_INC', realpath(dirname(__FILE__) . '/../../../') . '/');
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/');
require_once(DOKU_INC . 'inc/init.php');
require_once(DOKU_INC . 'inc/common.php');
require_once(DOKU_INC . 'inc/events.php');
require_once(DOKU_INC . 'inc/parserutils.php');
require_once(DOKU_INC . 'inc/feedcreator.class.php');
require_once(DOKU_INC . 'inc/auth.php');
require_once(DOKU_INC . 'inc/pageutils.php');
require_once(DOKU_INC . 'inc/httputils.php');
//close session
session_write_close();
$id = $_REQUEST['id'];
$type = $conf['rss_type'];
switch($type) {
case 'rss':
$type = 'RSS0.91';
$mime = 'text/xml';
break;
case 'rss2':
$type = 'RSS2.0';
$mime = 'text/xml';
break;
case 'atom':
$type = 'ATOM0.3';
$mime = 'application/xml';
break;
case 'atom1':
$type = 'ATOM1.0';
$mime = 'application/atom+xml';
break;
default:
$type = 'RSS1.0';
$mime = 'application/xml';
}
// the feed is dynamic - we need a cache for each combo
// (but most people just use the default feed so it's still effective)
$cache = getCacheName($id . $_SERVER['REMOTE_USER'], '.feed');
$cmod = @filemtime($cache); // 0 if not exists
if($cmod && (@filemtime(DOKU_CONF . 'local.php') > $cmod
|| @filemtime(DOKU_CONF . 'dokuwiki.php') > $cmod)
) {
// ignore cache if feed prefs may have changed
$cmod = 0;
}
// check cacheage and deliver if nothing has changed since last
// time or the update interval has not passed, also handles conditional requests
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
header('Content-Type: application/xml; charset=utf-8');
if($cmod && (
($cmod + $conf['rss_update'] > time())
|| (
($cmod > @filemtime($conf['changelog']))
)
)) {
http_conditionalRequest($cmod);
if($conf['allowdebug']) header("X-CacheUsed: $cache");
print io_readFile($cache);
exit;
} else {
http_conditionalRequest(time());
}
// create new feed
$rss = new DokuWikiFeedCreator();
$rss->title = p_get_metadata($id, 'title', METADATA_DONT_RENDER);
$rss->title .= ' · ' . $conf['title'];
$rss->link = DOKU_URL;
$rss->syndicationURL = DOKU_PLUGIN . 'csstimeline/feed.php';
$rss->cssStyleSheet = DOKU_URL . 'lib/exe/css.php?s=feed';
$author = p_get_metadata($id, 'creator', METADATA_DONT_RENDER);
$image = new FeedImage();
$image->title = $conf['title'];
$image->url = DOKU_URL . "lib/images/favicon.ico";
$image->link = DOKU_URL;
$rss->image = $image;
$page = rawWiki($id);// get pages here
$po = &plugin_load('helper', 'csstimeline');
preg_match('/'.str_replace('/', '\/', $po->specialPattern).'/si', $page, $matches);
foreach($matches as $match)
{
$data = $po->handleMatch($match);
foreach($data['entries'] as $entry)
{
$item = new FeedItem();
$item->title = htmlspecialchars_decode($entry['title']);
if($entry['link'])
$item->link = htmlspecialchars_decode($entry['link']);
else
$item->link = wl($id, '', true, '&');
$item->description = hsc(strip_tags(htmlspecialchars_decode($entry['description'])));
$item->date = date('r', strtotime($entry['date']));
$item->author = $author;
$rss->addItem($item);
}
}
$feed = $rss->createFeed($type, 'utf-8');
// save cachefile
io_saveFile($cache, $feed);
// finally deliver
print $feed;

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text/x-php
Expires
Tue, Dec 24, 12:33 AM (1 d, 8 h)
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blob
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Storage Handle
896904
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feed.php (3 KB)

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