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-rw-r--r--feed.php246
1 files changed, 161 insertions, 85 deletions
diff --git a/feed.php b/feed.php
index f63d7c498..7df3a0ff7 100644
--- a/feed.php
+++ b/feed.php
@@ -18,42 +18,12 @@
//close session
session_write_close();
-
- $num = $_REQUEST['num'];
- $type = $_REQUEST['type'];
- $mode = $_REQUEST['mode'];
- $minor = $_REQUEST['minor'];
- $ns = $_REQUEST['ns'];
- $ltype = $_REQUEST['linkto'];
-
- if($type == '')
- $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';
- }
+ // get params
+ $opt = rss_parseOptions();
// the feed is dynamic - we need a cache for each combo
// (but most people just use the default feed so it's still effective)
- $cache = getCacheName($num.$type.$mode.$ns.$ltype.$_SERVER['REMOTE_USER'],'.feed');
+ $cache = getCacheName(array_values($opt).$_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
@@ -76,7 +46,7 @@
// create new feed
$rss = new DokuWikiFeedCreator();
- $rss->title = $conf['title'].(($ns) ? ' '.$ns : '');
+ $rss->title = $conf['title'].(($opt['namespace']) ? ' '.$opt['namespace'] : '');
$rss->link = DOKU_URL;
$rss->syndicationURL = DOKU_URL.'feed.php';
$rss->cssStyleSheet = DOKU_URL.'lib/exe/css.php?s=feed';
@@ -87,13 +57,13 @@
$image->link = DOKU_URL;
$rss->image = $image;
- if($mode == 'list'){
+ if($opt['feed_mode'] == 'list'){
rssListNamespace($rss,$ns);
}else{
- rssRecentChanges($rss,$num,$ltype,$ns,$minor);
+ rssRecentChanges($rss,$opt);
}
- $feed = $rss->createFeed($type,'utf-8');
+ $feed = $rss->createFeed($opt['feed_type'],'utf-8');
// save cachefile
io_saveFile($cache,$feed);
@@ -104,67 +74,159 @@
// ---------------------------------------------------------------- //
/**
- * Add recent changed pages to a feed object
+ * Get URL parameters and config options and return a initialized option array
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
-function rssRecentChanges(&$rss,$num,$ltype,$ns,$minor){
+function rss_parseOptions(){
global $conf;
- global $auth;
- if(!$num) $num = $conf['recent'];
- $guardmail = ($conf['mailguard'] != '' && $conf['mailguard'] != 'none');
-
-
- $flags = RECENTS_SKIP_DELETED;
- if(!$minor) $flags += RECENTS_SKIP_MINORS;
+ $opt['items'] = (int) $_REQUEST['num'];
+ $opt['feed_type'] = $_REQUEST['type'];
+ $opt['feed_mode'] = $_REQUEST['mode'];
+ $opt['show_minor'] = $_REQUEST['minor'];
+ $opt['namespace'] = $_REQUEST['ns'];
+ $opt['link_to'] = $_REQUEST['linkto'];
+ $opt['item_content'] = $_REQUEST['content'];
+
+ if($opt['feed_type'] == '') $opt['feed_type'] = $conf['rss_type'];
+ if($opt['item_content'] == '') $opt['item_content'] = $conf['rss_content'];
+ if(!$opt['items']) $opt['items'] = $conf['recent'];
+ $opt['guardmail'] = ($conf['mailguard'] != '' && $conf['mailguard'] != 'none');
+
+ switch ($opt['feed_type']){
+ case 'rss':
+ $opt['feed_type'] = 'RSS0.91';
+ $opt['mime_type'] = 'text/xml';
+ break;
+ case 'rss2':
+ $opt['feed_type'] = 'RSS2.0';
+ $opt['mime_type'] = 'text/xml';
+ break;
+ case 'atom':
+ $opt['feed_type'] = 'ATOM0.3';
+ $opt['mime_type'] = 'application/xml';
+ break;
+ case 'atom1':
+ $opt['feed_type'] = 'ATOM1.0';
+ $opt['mime_type'] = 'application/atom+xml';
+ break;
+ default:
+ $opt['feed_type'] = 'RSS1.0';
+ $opt['mime_type'] = 'application/xml';
+ }
+ return $opt;
+}
- $recents = getRecents(0,$num,$ns,$flags);
+/**
+ * Add recent changed pages to a feed object
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @param object $rss - the FeedCreator Object
+ * @param array $data - the items to add
+ * @param array $opt - the feed options
+ */
+function rss_buildItems(&$rss,&$data,$opt){
+ global $conf;
+ global $lang;
- foreach($recents as $recent){
+ foreach($data as $ditem){
$item = new FeedItem();
- $meta = p_get_metadata($recent['id']);
+ $id = $ditem['id'];
+ $meta = p_get_metadata($id);
+
+ // add date
+ if($ditem['date']){
+ $date = $ditem['date'];
+ }elseif($meta['date']['modified']){
+ $date = $meta['date']['modified'];
+ }else{
+ $date = @filemtime(wikiFN($id));
+ }
+ if($date) $item->date = date('r',$date);
+ // add title
if($conf['useheading'] && $meta['title']){
$item->title = $meta['title'];
}else{
- $item->title = $recent['id'];
+ $item->title = $ditem['id'];
}
- if($conf['rss_show_summary'] && !empty($recent['sum'])){
- $item->title .= ' - '.strip_tags($recent['sum']);
+ if($conf['rss_show_summary'] && !empty($ditem['sum'])){
+ $item->title .= ' - '.strip_tags($ditem['sum']);
}
- if(empty($ltype)) $ltype = $conf['rss_linkto'];
-
- switch ($ltype){
+ // add item link
+ switch ($opt['link_to']){
case 'page':
- $item->link = wl($recent['id'],'rev='.$recent['date'],true,'&');
+ $item->link = wl($id,'rev='.$date,true,'&');
break;
case 'rev':
- $item->link = wl($recent['id'],'do=revisions&rev='.$recent['date'],true,'&');
+ $item->link = wl($id,'do=revisions&rev='.$date,true,'&');
break;
case 'current':
- $item->link = wl($recent['id'], '', true,'&');
+ $item->link = wl($id, '', true,'&');
break;
case 'diff':
default:
- $item->link = wl($recent['id'],'rev='.$recent['date'].'&do=diff',true,'&');
+ $item->link = wl($id,'rev='.$date.'&do=diff',true,'&');
+ }
+
+ // add item content
+ switch ($opt['item_content']){
+ case 'diff':
+ case 'htmldiff':
+ require_once(DOKU_INC.'inc/DifferenceEngine.php');
+ $revs = getRevisions($id, 0, 1);
+ $rev = $revs[0];
+
+ if($rev){
+ $df = new Diff(explode("\n",htmlspecialchars(rawWiki($id,$rev))),
+ explode("\n",htmlspecialchars(rawWiki($id,''))));
+ }else{
+ $df = new Diff(array(''),
+ explode("\n",htmlspecialchars(rawWiki($id,''))));
+ }
+
+ if($opt['item_content'] == 'htmldiff'){
+ $tdf = new TableDiffFormatter();
+ $content = '<table>';
+ $content .= '<tr><th colspan="2" width="50%">'.$rev.'</th>';
+ $content .= '<th colspan="2" width="50%">'.$lang['current'].'</th></tr>';
+ $content .= $tdf->format($df);
+ $content .= '</table>';
+ }else{
+ $udf = new UnifiedDiffFormatter();
+ $content = "<pre>\n".$udf->format($df)."\n</pre>";
+ }
+ break;
+ case 'html':
+ $content = p_wiki_xhtml($id,$date,false);
+ // no TOC in feeds
+ $content = preg_replace('/(<!-- TOC START -->).*(<!-- TOC END -->)/s','',$content);
+
+ // make URLs work when canonical is not set, regexp instead of rerendering!
+ if(!$conf['canonical']){
+ $base = preg_quote(DOKU_REL,'/');
+ $content = preg_replace('/(<a href|<img src)="('.$base.')/s','$1="'.DOKU_URL,$content);
+ }
+
+ break;
+ case 'abstract':
+ default:
+ $content = $meta['description']['abstract'];
}
+ $item->description = $content; //FIXME a plugin hook here could be senseful
- $item->description = $meta['description']['abstract'];
- $item->date = date('r',$recent['date']);
- $cat = getNS($recent['id']);
- if($cat) $item->category = $cat;
- // FIXME should the user be pulled from metadata as well?
+ // add user
+ # FIXME should the user be pulled from metadata as well?
$user = null;
- $user = @$recent['user']; // the @ spares time repeating lookup
+ $user = @$ditem['user']; // the @ spares time repeating lookup
$item->author = '';
-
if($user && $conf['useacl'] && $auth){
$userInfo = $auth->getUserData($user);
$item->author = $userInfo['name'];
- if($guardmail) {
+ if($opt['guardmail']) {
//cannot obfuscate because some RSS readers may check validity
$item->authorEmail = $user.'@'.$recent['ip'];
}else{
@@ -177,44 +239,58 @@ function rssRecentChanges(&$rss,$num,$ltype,$ns,$minor){
}else{
$item->authorEmail = 'anonymous@'.$recent['ip'];
}
+
+ // add category
+ if($meta['subject']){
+ $item->category = $meta['subject'];
+ }else{
+ $cat = getNS($id);
+ if($cat) $item->category = $cat;
+ }
+
+ // finally add the item to the feed object
$rss->addItem($item);
}
}
+
+/**
+ * Add recent changed pages to a feed object
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function rssRecentChanges(&$rss,$opt){
+ global $conf;
+ global $auth;
+
+ $flags = RECENTS_SKIP_DELETED;
+ if(!$opt['show_minor']) $flags += RECENTS_SKIP_MINORS;
+
+ $recents = getRecents(0,$opt['items'],$opt['namespace'],$flags);
+
+ rss_buildItems($rss,$recents,$opt);
+}
+
/**
* Add all pages of a namespace to a feedobject
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
-function rssListNamespace(&$rss,$ns){
+function rssListNamespace(&$rss,$opt){
require_once(DOKU_INC.'inc/search.php');
global $conf;
- $ns=':'.cleanID($ns);
+ $ns=':'.cleanID($opt['namespace']);
$ns=str_replace(':','/',$ns);
$data = array();
sort($data);
search($data,$conf['datadir'],'search_list','',$ns);
- foreach($data as $row){
- $item = new FeedItem();
- $id = $row['id'];
- $date = filemtime(wikiFN($id));
- $meta = p_get_metadata($id);
+ rss_buildItems($rss,$data,$opt);
+}
- if($conf['useheading'] && $meta['title']){
- $item->title = $meta['title'];
- }else{
- $item->title = $id;
- }
- $item->link = wl($id,'rev='.$date,true,'&');
- $item->description = $meta['description']['abstract'];
- $item->date = date('r',$date);
- $rss->addItem($item);
- }
-}
//Setup VIM: ex: et ts=4 enc=utf-8 :
?>
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-09 16:16:54 +0000