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<?php |
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/** |
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* XML feed export |
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* |
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html) |
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* @author Andreas Gohr <[email protected]> |
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* |
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* @global array $conf |
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* @global Input $INPUT |
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*/ |
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use dokuwiki\Cache\Cache; |
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use dokuwiki\ChangeLog\MediaChangeLog; |
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use dokuwiki\ChangeLog\PageChangeLog; |
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use dokuwiki\Extension\AuthPlugin; |
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use dokuwiki\Extension\Event; |
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if(!defined('DOKU_INC')) define('DOKU_INC', dirname(__FILE__).'/'); |
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require_once(DOKU_INC.'inc/init.php'); |
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//close session |
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session_write_close(); |
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//feed disabled? |
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if(!actionOK('rss')) { |
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http_status(404); |
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echo '<error>RSS feed is disabled.</error>'; |
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exit; |
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} |
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// get params |
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$opt = rss_parseOptions(); |
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// the feed is dynamic - we need a cache for each combo |
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// (but most people just use the default feed so it's still effective) |
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$key = join('', array_values($opt)).'$'.$_SERVER['REMOTE_USER'].'$'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT']; |
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$cache = new Cache($key, '.feed'); |
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// prepare cache depends |
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$depends['files'] = getConfigFiles('main'); |
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$depends['age'] = $conf['rss_update']; |
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$depends['purge'] = $INPUT->bool('purge'); |
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// check cacheage and deliver if nothing has changed since last |
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// time or the update interval has not passed, also handles conditional requests |
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); |
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header('Pragma: public'); |
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header('Content-Type: application/xml; charset=utf-8'); |
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header('X-Robots-Tag: noindex'); |
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if($cache->useCache($depends)) { |
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http_conditionalRequest($cache->getTime()); |
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if($conf['allowdebug']) header("X-CacheUsed: $cache->cache"); |
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print $cache->retrieveCache(); |
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exit; |
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} else { |
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http_conditionalRequest(time()); |
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} |
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// create new feed |
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$rss = new UniversalFeedCreator(); |
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$rss->title = $conf['title'].(($opt['namespace']) ? ' '.$opt['namespace'] : ''); |
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$rss->link = DOKU_URL; |
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$rss->syndicationURL = DOKU_URL.'feed.php'; |
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$rss->cssStyleSheet = DOKU_URL.'lib/exe/css.php?s=feed'; |
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$image = new FeedImage(); |
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$image->title = $conf['title']; |
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$image->url = tpl_getMediaFile(array(':wiki:favicon.ico', ':favicon.ico', 'images/favicon.ico'), true); |
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$image->link = DOKU_URL; |
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$rss->image = $image; |
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$data = null; |
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$modes = array( |
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'list' => 'rssListNamespace', |
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'search' => 'rssSearch', |
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'recent' => 'rssRecentChanges' |
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); |
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if(isset($modes[$opt['feed_mode']])) { |
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$data = $modes[$opt['feed_mode']]($opt); |
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} else { |
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$eventData = array( |
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'opt' => &$opt, |
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'data' => &$data, |
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); |
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$event = new Event('FEED_MODE_UNKNOWN', $eventData); |
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if($event->advise_before(true)) { |
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echo sprintf('<error>Unknown feed mode %s</error>', hsc($opt['feed_mode'])); |
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exit; |
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} |
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$event->advise_after(); |
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} |
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rss_buildItems($rss, $data, $opt); |
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$feed = $rss->createFeed($opt['feed_type']); |
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// save cachefile |
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$cache->storeCache($feed); |
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// finally deliver |
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print $feed; |
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// ---------------------------------------------------------------- // |
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/** |
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* Get URL parameters and config options and return an initialized option array |
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* |
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* @author Andreas Gohr <[email protected]> |
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*/ |
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function rss_parseOptions() { |
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global $conf; |
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global $INPUT; |
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$opt = array(); |
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foreach(array( |
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// Basic feed properties |
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// Plugins may probably want to add new values to these |
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// properties for implementing own feeds |
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// One of: list, search, recent |
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'feed_mode' => array('str', 'mode', 'recent'), |
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// One of: diff, page, rev, current |
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'link_to' => array('str', 'linkto', $conf['rss_linkto']), |
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// One of: abstract, diff, htmldiff, html |
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'item_content' => array('str', 'content', $conf['rss_content']), |
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// Special feed properties |
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// These are only used by certain feed_modes |
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// String, used for feed title, in list and rc mode |
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'namespace' => array('str', 'ns', null), |
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// Positive integer, only used in rc mode |
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'items' => array('int', 'num', $conf['recent']), |
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// Boolean, only used in rc mode |
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'show_minor' => array('bool', 'minor', false), |
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// String, only used in list mode |
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'sort' => array('str', 'sort', 'natural'), |
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// String, only used in search mode |
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'search_query' => array('str', 'q', null), |
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// One of: pages, media, both |
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'content_type' => array('str', 'view', $conf['rss_media']) |
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) as $name => $val) { |
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$opt[$name] = $INPUT->{$val[0]}($val[1], $val[2], true); |
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} |
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$opt['items'] = max(0, (int) $opt['items']); |
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$opt['show_minor'] = (bool) $opt['show_minor']; |
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$opt['sort'] = valid_input_set('sort', array('default' => 'natural', 'date'), $opt); |
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$opt['guardmail'] = ($conf['mailguard'] != '' && $conf['mailguard'] != 'none'); |
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$type = $INPUT->valid( |
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'type', |
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array( 'rss', 'rss2', 'atom', 'atom1', 'rss1'), |
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$conf['rss_type'] |
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); |
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switch($type) { |
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case 'rss': |
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$opt['feed_type'] = 'RSS0.91'; |
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$opt['mime_type'] = 'text/xml'; |
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break; |
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case 'rss2': |
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$opt['feed_type'] = 'RSS2.0'; |
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$opt['mime_type'] = 'text/xml'; |
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break; |
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case 'atom': |
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$opt['feed_type'] = 'ATOM0.3'; |
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$opt['mime_type'] = 'application/xml'; |
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break; |
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case 'atom1': |
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$opt['feed_type'] = 'ATOM1.0'; |
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$opt['mime_type'] = 'application/atom+xml'; |
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break; |
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default: |
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$opt['feed_type'] = 'RSS1.0'; |
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$opt['mime_type'] = 'application/xml'; |
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} |
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$eventData = array( |
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'opt' => &$opt, |
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); |
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Event::createAndTrigger('FEED_OPTS_POSTPROCESS', $eventData); |
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return $opt; |
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} |
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/** |
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* Add recent changed pages to a feed object |
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* |
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* @author Andreas Gohr <[email protected]> |
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* @param FeedCreator $rss the FeedCreator Object |
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* @param array $data the items to add |
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* @param array $opt the feed options |
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*/ |
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function rss_buildItems(&$rss, &$data, $opt) { |
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global $conf; |
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global $lang; |
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/* @var AuthPlugin $auth */ |
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global $auth; |
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$eventData = array( |
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'rss' => &$rss, |
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'data' => &$data, |
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'opt' => &$opt, |
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); |
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$event = new Event('FEED_DATA_PROCESS', $eventData); |
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if($event->advise_before(false)) { |
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foreach($data as $ditem) { |
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if(!is_array($ditem)) { |
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// not an array? then only a list of IDs was given |
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$ditem = array('id' => $ditem); |
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} |
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$item = new FeedItem(); |
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$id = $ditem['id']; |
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if(!$ditem['media']) { |
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$meta = p_get_metadata($id); |
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} else { |
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$meta = array(); |
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} |
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222
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// add date |
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if($ditem['date']) { |
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$date = $ditem['date']; |
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} elseif ($ditem['media']) { |
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$date = @filemtime(mediaFN($id)); |
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} elseif (file_exists(wikiFN($id))) { |
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$date = @filemtime(wikiFN($id)); |
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} elseif($meta['date']['modified']) { |
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$date = $meta['date']['modified']; |
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} else { |
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$date = 0; |
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} |
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if($date) $item->date = date('r', $date); |
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// add title |
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if($conf['useheading'] && $meta['title']) { |
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$item->title = $meta['title']; |
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} else { |
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$item->title = $ditem['id']; |
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} |
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if($conf['rss_show_summary'] && !empty($ditem['sum'])) { |
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$item->title .= ' - '.strip_tags($ditem['sum']); |
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} |
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246
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// add item link |
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switch($opt['link_to']) { |
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case 'page': |
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if($ditem['media']) { |
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$item->link = media_managerURL( |
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array( |
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'image' => $id, |
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'ns' => getNS($id), |
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254
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'rev' => $date |
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255
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), '&', true |
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); |
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} else { |
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$item->link = wl($id, 'rev='.$date, true, '&'); |
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} |
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break; |
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case 'rev': |
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if($ditem['media']) { |
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$item->link = media_managerURL( |
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array( |
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'image' => $id, |
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'ns' => getNS($id), |
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'rev' => $date, |
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'tab_details' => 'history' |
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), '&', true |
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); |
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271
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} else { |
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272
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$item->link = wl($id, 'do=revisions&rev='.$date, true, '&'); |
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273
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} |
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274
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break; |
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275
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case 'current': |
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276
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if($ditem['media']) { |
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277
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$item->link = media_managerURL( |
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array( |
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279
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'image' => $id, |
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280
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'ns' => getNS($id) |
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281
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), '&', true |
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282
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); |
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283
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} else { |
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284
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$item->link = wl($id, '', true, '&'); |
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285
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} |
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286
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break; |
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287
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case 'diff': |
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288
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default: |
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289
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if($ditem['media']) { |
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290
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$item->link = media_managerURL( |
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291
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array( |
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292
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'image' => $id, |
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293
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'ns' => getNS($id), |
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294
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'rev' => $date, |
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295
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'tab_details' => 'history', |
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296
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'mediado' => 'diff' |
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297
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), '&', true |
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298
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); |
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299
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} else { |
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300
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$item->link = wl($id, 'rev='.$date.'&do=diff', true, '&'); |
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301
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} |
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302
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} |
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303
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304
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// add item content |
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305
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switch($opt['item_content']) { |
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306
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case 'diff': |
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307
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case 'htmldiff': |
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308
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if($ditem['media']) { |
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309
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$medialog = new MediaChangeLog($id); |
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310
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$revs = $medialog->getRevisions(0, 1); |
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311
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$rev = $revs[0]; |
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312
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$src_r = ''; |
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313
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$src_l = ''; |
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314
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315
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|
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if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)), 300)) { |
|
316
|
|
|
$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id)); |
|
317
|
|
|
$src_r = ml($id, $more, true, '&', true); |
|
318
|
|
|
} |
|
319
|
|
|
if($rev && $size = media_image_preview_size($id, $rev, new JpegMeta(mediaFN($id, $rev)), 300)) { |
|
320
|
|
|
$more = 'rev='.$rev.'&w='.$size[0].'&h='.$size[1]; |
|
321
|
|
|
$src_l = ml($id, $more, true, '&', true); |
|
322
|
|
|
} |
|
323
|
|
|
$content = ''; |
|
324
|
|
|
if($src_r) { |
|
325
|
|
|
$content = '<table>'; |
|
326
|
|
|
$content .= '<tr><th width="50%">'.$rev.'</th>'; |
|
327
|
|
|
$content .= '<th width="50%">'.$lang['current'].'</th></tr>'; |
|
328
|
|
|
$content .= '<tr align="center"><td><img src="'.$src_l.'" alt="" /></td><td>'; |
|
329
|
|
|
$content .= '<img src="'.$src_r.'" alt="'.$id.'" /></td></tr>'; |
|
330
|
|
|
$content .= '</table>'; |
|
331
|
|
|
} |
|
332
|
|
|
|
|
333
|
|
|
} else { |
|
334
|
|
|
require_once(DOKU_INC.'inc/DifferenceEngine.php'); |
|
335
|
|
|
$pagelog = new PageChangeLog($id); |
|
336
|
|
|
$revs = $pagelog->getRevisions(0, 1); |
|
337
|
|
|
$rev = $revs[0]; |
|
338
|
|
|
|
|
339
|
|
|
if($rev) { |
|
340
|
|
|
$df = new Diff(explode("\n", rawWiki($id, $rev)), |
|
341
|
|
|
explode("\n", rawWiki($id, ''))); |
|
342
|
|
|
} else { |
|
343
|
|
|
$df = new Diff(array(''), |
|
344
|
|
|
explode("\n", rawWiki($id, ''))); |
|
345
|
|
|
} |
|
346
|
|
|
|
|
347
|
|
|
if($opt['item_content'] == 'htmldiff') { |
|
348
|
|
|
// note: no need to escape diff output, TableDiffFormatter provides 'safe' html |
|
349
|
|
|
$tdf = new TableDiffFormatter(); |
|
350
|
|
|
$content = '<table>'; |
|
351
|
|
|
$content .= '<tr><th colspan="2" width="50%">'.$rev.'</th>'; |
|
352
|
|
|
$content .= '<th colspan="2" width="50%">'.$lang['current'].'</th></tr>'; |
|
353
|
|
|
$content .= $tdf->format($df); |
|
354
|
|
|
$content .= '</table>'; |
|
355
|
|
|
} else { |
|
356
|
|
|
// note: diff output must be escaped, UnifiedDiffFormatter provides plain text |
|
357
|
|
|
$udf = new UnifiedDiffFormatter(); |
|
358
|
|
|
$content = "<pre>\n".hsc($udf->format($df))."\n</pre>"; |
|
359
|
|
|
} |
|
360
|
|
|
} |
|
361
|
|
|
break; |
|
362
|
|
|
case 'html': |
|
363
|
|
|
if($ditem['media']) { |
|
364
|
|
|
if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) { |
|
365
|
|
|
$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id)); |
|
366
|
|
|
$src = ml($id, $more, true, '&', true); |
|
367
|
|
|
$content = '<img src="'.$src.'" alt="'.$id.'" />'; |
|
368
|
|
|
} else { |
|
369
|
|
|
$content = ''; |
|
370
|
|
|
} |
|
371
|
|
|
} else { |
|
372
|
|
|
if (@filemtime(wikiFN($id)) === $date) { |
|
373
|
|
|
$content = p_wiki_xhtml($id, '', false); |
|
374
|
|
|
} else { |
|
375
|
|
|
$content = p_wiki_xhtml($id, $date, false); |
|
376
|
|
|
} |
|
377
|
|
|
// no TOC in feeds |
|
378
|
|
|
$content = preg_replace('/(<!-- TOC START -->).*(<!-- TOC END -->)/s', '', $content); |
|
379
|
|
|
|
|
380
|
|
|
// add alignment for images |
|
381
|
|
|
$content = preg_replace('/(<img .*?class="medialeft")/s', '\\1 align="left"', $content); |
|
382
|
|
|
$content = preg_replace('/(<img .*?class="mediaright")/s', '\\1 align="right"', $content); |
|
383
|
|
|
|
|
384
|
|
|
// make URLs work when canonical is not set, regexp instead of rerendering! |
|
385
|
|
|
if(!$conf['canonical']) { |
|
386
|
|
|
$base = preg_quote(DOKU_REL, '/'); |
|
387
|
|
|
$content = preg_replace('/(<a href|<img src)="('.$base.')/s', '$1="'.DOKU_URL, $content); |
|
388
|
|
|
} |
|
389
|
|
|
} |
|
390
|
|
|
|
|
391
|
|
|
break; |
|
392
|
|
|
case 'abstract': |
|
393
|
|
|
default: |
|
394
|
|
|
if($ditem['media']) { |
|
395
|
|
|
if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) { |
|
396
|
|
|
$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id)); |
|
397
|
|
|
$src = ml($id, $more, true, '&', true); |
|
398
|
|
|
$content = '<img src="'.$src.'" alt="'.$id.'" />'; |
|
399
|
|
|
} else { |
|
400
|
|
|
$content = ''; |
|
401
|
|
|
} |
|
402
|
|
|
} else { |
|
403
|
|
|
$content = $meta['description']['abstract']; |
|
404
|
|
|
} |
|
405
|
|
|
} |
|
406
|
|
|
$item->description = $content; //FIXME a plugin hook here could be senseful |
|
407
|
|
|
|
|
408
|
|
|
// add user |
|
409
|
|
|
# FIXME should the user be pulled from metadata as well? |
|
410
|
|
|
$user = @$ditem['user']; // the @ spares time repeating lookup |
|
411
|
|
|
if(blank($user)) { |
|
412
|
|
|
$item->author = 'Anonymous'; |
|
413
|
|
|
$item->authorEmail = '[email protected]'; |
|
414
|
|
|
} else { |
|
415
|
|
|
$item->author = $user; |
|
416
|
|
|
$item->authorEmail = $user . '@undisclosed.example.com'; |
|
417
|
|
|
|
|
418
|
|
|
// get real user name if configured |
|
419
|
|
|
if($conf['useacl'] && $auth) { |
|
420
|
|
|
$userInfo = $auth->getUserData($user); |
|
421
|
|
|
if($userInfo) { |
|
422
|
|
|
switch($conf['showuseras']) { |
|
423
|
|
|
case 'username': |
|
424
|
|
|
case 'username_link': |
|
425
|
|
|
$item->author = $userInfo['name']; |
|
426
|
|
|
break; |
|
427
|
|
|
default: |
|
428
|
|
|
$item->author = $user; |
|
429
|
|
|
break; |
|
430
|
|
|
} |
|
431
|
|
|
} else { |
|
432
|
|
|
$item->author = $user; |
|
433
|
|
|
} |
|
434
|
|
|
} |
|
435
|
|
|
} |
|
436
|
|
|
|
|
437
|
|
|
// add category |
|
438
|
|
|
if(isset($meta['subject'])) { |
|
439
|
|
|
$item->category = $meta['subject']; |
|
440
|
|
|
} else { |
|
441
|
|
|
$cat = getNS($id); |
|
442
|
|
|
if($cat) $item->category = $cat; |
|
|
|
|
|
|
443
|
|
|
} |
|
444
|
|
|
|
|
445
|
|
|
// finally add the item to the feed object, after handing it to registered plugins |
|
446
|
|
|
$evdata = array( |
|
447
|
|
|
'item' => &$item, |
|
448
|
|
|
'opt' => &$opt, |
|
449
|
|
|
'ditem' => &$ditem, |
|
450
|
|
|
'rss' => &$rss |
|
451
|
|
|
); |
|
452
|
|
|
$evt = new Event('FEED_ITEM_ADD', $evdata); |
|
453
|
|
|
if($evt->advise_before()) { |
|
454
|
|
|
$rss->addItem($item); |
|
455
|
|
|
} |
|
456
|
|
|
$evt->advise_after(); // for completeness |
|
457
|
|
|
} |
|
458
|
|
|
} |
|
459
|
|
|
$event->advise_after(); |
|
460
|
|
|
} |
|
461
|
|
|
|
|
462
|
|
|
/** |
|
463
|
|
|
* Add recent changed pages to the feed object |
|
464
|
|
|
* |
|
465
|
|
|
* @author Andreas Gohr <[email protected]> |
|
466
|
|
|
*/ |
|
467
|
|
|
function rssRecentChanges($opt) { |
|
468
|
|
|
global $conf; |
|
469
|
|
|
$flags = RECENTS_SKIP_DELETED; |
|
470
|
|
|
if(!$opt['show_minor']) $flags += RECENTS_SKIP_MINORS; |
|
471
|
|
|
if($opt['content_type'] == 'media' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_CHANGES; |
|
472
|
|
|
if($opt['content_type'] == 'both' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_PAGES_MIXED; |
|
473
|
|
|
|
|
474
|
|
|
$recents = getRecents(0, $opt['items'], $opt['namespace'], $flags); |
|
475
|
|
|
return $recents; |
|
476
|
|
|
} |
|
477
|
|
|
|
|
478
|
|
|
/** |
|
479
|
|
|
* Add all pages of a namespace to the feed object |
|
480
|
|
|
* |
|
481
|
|
|
* @author Andreas Gohr <[email protected]> |
|
482
|
|
|
*/ |
|
483
|
|
|
function rssListNamespace($opt) { |
|
484
|
|
|
require_once(DOKU_INC.'inc/search.php'); |
|
485
|
|
|
global $conf; |
|
486
|
|
|
|
|
487
|
|
|
$ns = ':'.cleanID($opt['namespace']); |
|
488
|
|
|
$ns = utf8_encodeFN(str_replace(':', '/', $ns)); |
|
489
|
|
|
|
|
490
|
|
|
$data = array(); |
|
491
|
|
|
$search_opts = array( |
|
492
|
|
|
'depth' => 1, |
|
493
|
|
|
'pagesonly' => true, |
|
494
|
|
|
'listfiles' => true |
|
495
|
|
|
); |
|
496
|
|
|
search($data, $conf['datadir'], 'search_universal', $search_opts, $ns, $lvl = 1, $opt['sort']); |
|
497
|
|
|
|
|
498
|
|
|
return $data; |
|
499
|
|
|
} |
|
500
|
|
|
|
|
501
|
|
|
/** |
|
502
|
|
|
* Add the result of a full text search to the feed object |
|
503
|
|
|
* |
|
504
|
|
|
* @author Andreas Gohr <[email protected]> |
|
505
|
|
|
*/ |
|
506
|
|
|
function rssSearch($opt) { |
|
507
|
|
|
if(!$opt['search_query']) return array(); |
|
508
|
|
|
|
|
509
|
|
|
require_once(DOKU_INC.'inc/fulltext.php'); |
|
510
|
|
|
$data = ft_pageSearch($opt['search_query'], $poswords); |
|
511
|
|
|
$data = array_keys($data); |
|
512
|
|
|
|
|
513
|
|
|
return $data; |
|
514
|
|
|
} |
|
515
|
|
|
|
|
516
|
|
|
//Setup VIM: ex: et ts=4 : |
|
517
|
|
|
|
splitbrain /
dokuwiki
Loading history...
Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: