2 // PukiWiki - Yet another WikiWikiWeb clone
3 // $Id: rss.inc.php,v 1.18 2006/03/05 15:01:31 henoheno Exp $
5 // RSS plugin: Publishing RSS of RecentChanges
7 // Usage: plugin=rss[&ver=[0.91|1.0|2.0]] (Default: 0.91)
10 // RSS 0.9, 1.0 : RSS means 'RDF Site Summary'
11 // RSS 0.91, 0.92 : RSS means 'Rich Site Summary'
12 // RSS 2.0 : RSS means 'Really Simple Syndication' (born from RSS 0.92)
14 function plugin_rss_action()
16 global $vars, $rss_max, $page_title, $whatsnew, $trackback;
18 $version = isset($vars['ver']) ? $vars['ver'] : '';
20 case '': $version = '0.91'; break; // Default
21 case '1': $version = '1.0'; break; // Sugar
22 case '2': $version = '2.0'; break; // Sugar
23 case '0.91': /* FALLTHROUGH */
24 case '1.0' : /* FALLTHROUGH */
26 default: die('Invalid RSS version!!');
29 $recent = CACHE_DIR . 'recent.dat';
30 if (! file_exists($recent)) die('recent.dat is not found');
33 $page_title_utf8 = mb_convert_encoding($page_title, 'UTF-8', SOURCE_ENCODING);
34 $self = get_script_uri();
37 $items = $rdf_li = '';
39 foreach (file_head($recent, $rss_max) as $line) {
40 list($time, $page) = explode("\t", rtrim($line));
41 $r_page = rawurlencode($page);
42 $title = mb_convert_encoding($page, 'UTF-8', SOURCE_ENCODING);
45 case '0.91': /* FALLTHROUGH */
47 $date = get_date('D, d M Y H:i:s T', $time);
48 $date = ($version == '0.91') ?
49 ' <description>' . $date . '</description>' :
50 ' <pubDate>' . $date . '</pubDate>';
54 <link>$self?$r_page</link>
62 // Add <item> into <items>
63 $rdf_li .= ' <rdf:li rdf:resource="' . $self .
64 '?' . $r_page . '" />' . "\n";
66 $date = substr_replace(get_date('Y-m-d\TH:i:sO', $time), ':', -2, 0);
69 $tb_id = md5($r_page);
70 $trackback_ping = ' <trackback:ping>' . $self .
71 '?tb_id=' . $tb_id . '</trackback:ping>';
74 <item rdf:about="$self?$r_page">
76 <link>$self?$r_page</link>
77 <dc:date>$date</dc:date>
78 <dc:identifier>$self?$r_page</dc:identifier>
88 pkwk_common_headers();
89 header('Content-type: application/xml');
90 print '<?xml version="1.0" encoding="UTF-8"?>' . "\n\n";
92 $r_whatsnew = rawurlencode($whatsnew);
95 print '<!DOCTYPE rss PUBLIC "-//Netscape Communications//DTD RSS 0.91//EN"' .
96 ' "http://my.netscape.com/publish/formats/rss-0.91.dtd">' . "\n";
101 <rss version="$version">
103 <title>$page_title_utf8</title>
104 <link>$self?$r_whatsnew</link>
105 <description>PukiWiki RecentChanges</description>
106 <language>$lang</language>
115 $xmlns_trackback = $trackback ?
116 ' xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/"' : '';
119 xmlns:dc="http://purl.org/dc/elements/1.1/"
121 xmlns="http://purl.org/rss/1.0/"
122 xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
124 <channel rdf:about="$self?$r_whatsnew">
125 <title>$page_title_utf8</title>
126 <link>$self?$r_whatsnew</link>
127 <description>PukiWiki RecentChanges</description>