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BugTrack2/139: Correct. Deleted a first space at preview.
[pukiwiki/pukiwiki.git] / plugin / new.inc.php
1 <?php
2 // PukiWiki - Yet another WikiWikiWeb clone.
3 // $Id: new.inc.php,v 1.9 2005/06/16 15:04:08 henoheno Exp $
4 //
5 // New! plugin
6 //
7 // Usage:
8 //      &new([nodate]){date};     // Check the date string
9 //      &new(pagename[,nolink]);  // Check the pages's timestamp
10 //      &new(pagename/[,nolink]);
11 //              // Check multiple pages started with 'pagename/',
12 //              // and show the latest one
13
14 define('PLUGIN_NEW_DATE_FORMAT', '<span class="comment_date">%s</span>');
15
16 function plugin_new_init()
17 {
18         // Elapsed time => New! message with CSS
19         $messages['_plugin_new_elapses'] = array(
20                 60 * 60 * 24 * 1 => ' <span class="new1" title="%s">New!</span>',  // 1day
21                 60 * 60 * 24 * 5 => ' <span class="new5" title="%s">New</span>');  // 5days
22         set_plugin_messages($messages);
23 }
24
25 function plugin_new_inline()
26 {
27         global $vars, $_plugin_new_elapses;
28
29         $retval = '';
30         $args = func_get_args();
31         $date = strip_autolink(array_pop($args)); // {date} always exists
32
33         if($date !== '') {
34                 // Show 'New!' message by the time of the $date string
35                 if (func_num_args() > 2) return '&new([nodate]){date};';
36
37                 $timestamp = strtotime($date);
38                 if ($timestamp === -1) return '&new([nodate]){date}: Invalid date string;';
39                 $timestamp -= ZONETIME;
40
41                 $retval = in_array('nodate', $args) ? '' : htmlspecialchars($date);
42         } else {
43                 // Show 'New!' message by the timestamp of the page
44                 if (func_num_args() > 3) return '&new(pagename[,nolink]);';
45
46                 $name = strip_bracket(! empty($args) ? array_shift($args) : $vars['page']);
47                 $page = get_fullname($name, $vars['page']);
48                 $nolink = in_array('nolink', $args);
49
50                 if (substr($page, -1) == '/') {
51                         // Check multiple pages started with "$page"
52                         $timestamp = 0;
53                         $regex = '/^' . preg_quote($page, '/') . '/';
54                         foreach (preg_grep($regex, get_existpages()) as $page) {
55                                 // Get the latest pagename and its timestamp
56                                 $_timestamp = get_filetime($page);
57                                 if ($timestamp < $_timestamp) {
58                                         $timestamp = $_timestamp;
59                                         $retval    = $nolink ? '' : make_pagelink($page);
60                                 }
61                         }
62                         if ($timestamp == 0)
63                                 return '&new(pagename/[,nolink]): No such pages;';
64                 } else {
65                         // Check a page
66                         if (is_page($page)) {
67                                 $timestamp = get_filetime($page);
68                                 $retval    = $nolink ? '' : make_pagelink($page, $name);
69                         } else {
70                                 return '&new(pagename[,nolink]): No such page;';
71                         }
72                 }
73         }
74
75         // Add 'New!' string by the elapsed time
76         $erapse = UTIME - $timestamp;
77         foreach ($_plugin_new_elapses as $limit=>$tag) {
78                 if ($erapse <= $limit) {
79                         $retval .= sprintf($tag, get_passage($timestamp));
80                         break;
81                 }
82         }
83
84         if($date !== '') {
85                 // Show a date string
86                 return sprintf(PLUGIN_NEW_DATE_FORMAT, $retval);
87         } else {
88                 // Show a page name
89                 return $retval;
90         }
91 }
92 ?>