NP_DateLink/NP_DateLink.php

   1 <?php
   2
   3 class NP_DateLink extends NucleusPlugin
   4 {
   5         function getEventList()
   6         {
   7                 return array();
   8         }
   9
  10         function getName()
  11         {
  12                 return 'DateLink';
  13         }
  14
  15         function getAuthor()
  16         {
  17                 return 'nakahara21';
  18         }
  19
  20         function getURL()
  21         {
  22                 return 'http://nakahara21.com';
  23         }
  24
  25         function getMinNucleusVersion()
  26         {
  27                 return 200;
  28         }
  29
  30         function getVersion()
  31         {
  32                 return '0.9';
  33         }
  34
  35         function getDescription()
  36         {
  37                 return '&lt;%DateLink%&gt; on TEMPLATE displays links to the archives for the same date. ';
  38         }
  39
  40         function supportsFeature($what)
  41         {
  42                 switch ($what) {
  43                         case 'SqlTablePrefix':
  44                                 return 1;
  45                         default:
  46                                 return 0;
  47                 }
  48         }
  49
  50         function install()
  51         {
  52                 $this->createOption('dl_limit',                 'Limit to create links (years)',                        'text',         '3');
  53                 $this->createOption('dl_header',                        'Header of links','text',                                       '<ul>');
  54                 $this->createOption('dl_footer',                        'Footer of links','text',                                       '</ul>');
  55                 $this->createOption('template_ago',             'Template for older (Blank for no link.)',      'text',         '<li><a href="<%linkurl%>" title="Archive for <%date%>">&laquo; <%year%> year(s) ago</a></li>');
  56                 $this->createOption('template_after',           'Template for newer (Blank for no link.)',      'text',         '<li><a href="<%linkurl%>" title="Archive for <%date%>"><%year%> year(s) after &raquo;</a></li>');
  57                 $this->createOption('template_separator',       'Separator for links',                                          'text',         '');
  58         }
  59
  60         function doTemplateVar(&$item)
  61         {
  62                 $today = $item->timestamp;
  63                 $tcat = intval($item->catid);
  64                 if ($linkForPrint = $this->LinksDate($today, $tcat, $this->getOption('dl_limit'))) {
  65                         echo $this->getOption('dl_header');
  66                         echo @join($this->getOption('template_separator'), $linkForPrint);
  67                         echo $this->getOption('dl_footer');
  68                 }
  69         }
  70
  71         function LinksDate($timestamp, $catid, $limitYear)
  72         {
  73                 global $manager, $blog, $CONF, $archive;
  74
  75                 if (!$this->getOption('template_ago') && !$this->getOption('template_after')) {
  76                         return FALSE;
  77                 }
  78
  79                 $blogid = intval(getBlogIDFromCatID($catid));
  80                 $b =& $manager->getBlog($blogid);
  81                 $from = array('<%linkurl%>', '<%date%>', '<%year%>');
  82
  83                 for ($i=$limitYear;$i>0;$i--) {
  84                         if (!$this->getOption('template_ago')) break;
  85                         $target_date = date('Y-m-d', strtotime("-" . $i . " years", $timestamp));
  86                         $s = $this->getArchiveForDate($target_date, $b);
  87                         if ($s) {
  88                                 $linkurl = createArchiveLink($blogid, $target_date);
  89                                 $to = array(
  90                                         $linkurl,
  91                                         $target_date,
  92                                         $i
  93                                 );
  94                                 $print_data[] = str_replace($from, $to, $this->getOption('template_ago'));
  95                         }
  96                 }
  97
  98                 for ($i=1;$i<=$limitYear;$i++) {
  99                         if (!$this->getOption('template_after')) break;
 100                         $target_date = date('Y-m-d', strtotime("+" . $i . " years", $timestamp));
 101                         $s = $this->getArchiveForDate($target_date, $b);
 102                         if ($s) {
 103                                 $linkurl = createArchiveLink($blogid, $target_date);
 104                                 $to = array(
 105                                         $linkurl,
 106                                         $target_date,
 107                                         $i
 108                                 );
 109                                 $print_data[] = str_replace($from, $to, $this->getOption('template_after'));
 110                         }
 111                 }
 112
 113                 return $print_data;
 114         }
 115
 116         function getArchiveForDate ($target_date, $blog)
 117         {
 118                 $query = 'SELECT inumber FROM ' . sql_table('item')
 119                         . ' WHERE iblog = ' . $blog->getID() . ' AND itime BETWEEN "'
 120                         . $target_date . ' 00:00:00" AND "'
 121                         . $target_date . ' 23:59:59"'
 122                         . ' AND idraft = 0'
 123                         . ' AND itime <= ' . mysqldate($blog->getCorrectTime())
 124                         . ' LIMIT 1';
 125                 $result = sql_query($query);
 126                 if (mysql_num_rows($result)) return TRUE;
 127                 return FALSE;
 128         }
 129 }
 130 ?>