plugin/counter.inc.php

   1 <?php
   2 /*
   3  * PukiWiki ¥«¥¦¥ó¥¿¡¼¥×¥é¥°¥¤¥ó
   4  *
   5  * CopyRight 2002 Y.MASUI GPL2
   6  * http://masui.net/pukiwiki/ masui@masui.net
   7  *
   8  * $Id: counter.inc.php,v 1.10 2003/04/23 08:26:19 arino Exp $
   9  */
  10
  11 // counter file
  12 if (!defined('COUNTER_DIR'))
  13 {
  14         define('COUNTER_DIR', './counter/');
  15 }
  16
  17 if (!defined('COUNTER_EXT'))
  18 {
  19         define('COUNTER_EXT','.count');
  20 }
  21
  22 function plugin_counter_inline()
  23 {
  24         global $vars;
  25
  26         $arg = '';
  27         if (func_num_args() > 0)
  28         {
  29                 $args = func_get_args();
  30                 $arg = strtolower($args[0]);
  31         }
  32
  33         $counter = plugin_counter_get_count($vars['page']);
  34
  35         switch ($arg)
  36         {
  37                 case 'today':
  38                 case 'yesterday':
  39                         $count = $counter[$arg];
  40                         break;
  41                 default:
  42                         $count = $counter['total'];
  43         }
  44         return $count;
  45 }
  46
  47 function plugin_counter_convert()
  48 {
  49         global $vars;
  50
  51         $counter = plugin_counter_get_count($vars['page']);
  52
  53         return <<<EOD
  54 <div class="counter">
  55 Counter: {$counter['total']},
  56 today: {$counter['today']},
  57 yesterday: {$counter['yesterday']}
  58 </div>
  59 EOD;
  60 }
  61
  62 function plugin_counter_get_count($page)
  63 {
  64         global $vars;
  65         static $counters = array();
  66         static $default;
  67
  68         // ¥«¥¦¥ó¥¿¤Î¥Ç¥Õ¥©¥ë¥ÈÃÍ
  69         if (!isset($default))
  70         {
  71                 $default = array(
  72                         'total'     => 0,
  73                         'date'      => get_date('Y/m/d'), // PukiWiki/1.4
  74 //                      'date'      => date('Y/m/d'), // PukiWiki/1.3.x
  75                         'today'     => 0,
  76                         'yesterday' => 0,
  77                         'ip'        => ''
  78                 );
  79         }
  80         if (!is_page($page))
  81         {
  82                 return $default;
  83         }
  84         if (array_key_exists($page,$counters))
  85         {
  86                 return $counters[$page];
  87         }
  88
  89         // ¥«¥¦¥ó¥¿¤Î¥Ç¥Õ¥©¥ë¥ÈÃÍ¤ò¥»¥Ã¥È
  90         $counters[$page] = $default;
  91
  92         // ¥«¥¦¥ó¥¿¥Õ¥¡¥¤¥ë¤¬Â¸ºß¤¹¤ë¾ì¹ç¤ÏÆÉ¤ß¹þ¤à
  93         $fp = NULL;
  94         $file = COUNTER_DIR.encode($page).COUNTER_EXT;
  95         if (file_exists($file))
  96         {
  97                 $fp = fopen($file, 'r+')
  98                         or die_message('counter.inc.php:cannot read '.$file);
  99                 flock($fp,LOCK_EX);
 100                 foreach ($default as $key=>$val)
 101                 {
 102                         $counters[$page][$key] = rtrim(fgets($fp,256));
 103                 }
 104         }
 105         // ¥Õ¥¡¥¤¥ë¹¹¿·¤¬É¬Í×¤«?
 106         $modify = FALSE;
 107
 108         // ÆüÉÕ¤¬ÊÑ¤ï¤Ã¤¿
 109         if ($counters[$page]['date'] != $default['date'])
 110         {
 111                 $modify = TRUE;
 112                 $counters[$page]['ip']        = $_SERVER['REMOTE_ADDR'];
 113                 $counters[$page]['date']      = $default['date'];
 114                 $counters[$page]['yesterday'] = $counters[$page]['today'];
 115                 $counters[$page]['today']     = 1;
 116                 $counters[$page]['total']++;
 117         }
 118         // IP¥¢¥É¥ì¥¹¤¬°Û¤Ê¤ë
 119         else if ($counters[$page]['ip'] != $_SERVER['REMOTE_ADDR'])
 120         {
 121                 $modify = TRUE;
 122                 $counters[$page]['ip']        = $_SERVER['REMOTE_ADDR'];
 123                 $counters[$page]['today']++;
 124                 $counters[$page]['total']++;
 125         }
 126
 127         //¥Ú¡¼¥¸ÆÉ¤ß½Ð¤·»þ¤Î¤ß¥Õ¥¡¥¤¥ë¤ò¹¹¿·
 128 //      for PukiWiki/1.3.x
 129 //      $is_read = !(arg_check('add') || arg_check('edit') || arg_check('preview') ||
 130 //              $vars['preview'] != '' || $vars['write'] != '');
 131 //      for PukiWiki/1.4
 132         $is_read = ($vars['cmd'] == 'read');
 133
 134         if ($modify and $is_read)
 135         {
 136                 // ¥Õ¥¡¥¤¥ë¤¬³«¤¤¤Æ¤¤¤ë
 137                 if ($fp)
 138                 {
 139                         // ¥Õ¥¡¥¤¥ë¤ò´Ý¤á¤ë
 140                         ftruncate($fp,0);
 141                         rewind($fp);
 142                 }
 143                 else
 144                 {
 145                         // ¥Õ¥¡¥¤¥ë¤ò³«¤¯
 146                         $fp = fopen($file, 'w')
 147                                 or die_message('counter.inc.php:cannot write '.$file);
 148                         flock($fp,LOCK_EX);
 149                 }
 150                 // ½ñ¤½Ð¤¹
 151                 foreach (array_keys($default) as $key)
 152                 {
 153                         fputs($fp,$counters[$page][$key]."\n");
 154                 }
 155         }
 156         // ¥Õ¥¡¥¤¥ë¤¬³«¤¤¤Æ¤¤¤ë
 157         if ($fp)
 158         {
 159                 // ¥Õ¥¡¥¤¥ë¤òÊÄ¤¸¤ë
 160                 flock($fp,LOCK_UN);
 161                 fclose($fp);
 162         }
 163
 164         return $counters[$page];
 165 }
 166 ?>