sks-keyservers.net/status-srv/key_development.php

   1 <?
   2  /*
   3   *  status-srv/index.php
   4   *  Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012  Kristian Fiskerstrand
   5   *
   6   *  This file is part of SKS Keyserver Pool (http://sks-keyservers.net)
   7   *
   8   *  The Author can be reached by electronic mail at kf@sumptuouscapital.com
   9   *  Communication using OpenPGP is preferred - a copy of the public key 0x0B7F8B60E3EDFAE3
  10   *  is available in all the common keyservers or in hkp://pool.sks-keyservers.net
  11   *
  12   *  This program is free software: you can redistribute it and/or modify
  13   *  it under the terms of the GNU General Public License as published by
  14   *  the Free Software Foundation, either version 3 of the License, or
  15   *  (at your option) any later version.
  16   *
  17   *  This program is distributed in the hope that it will be useful,
  18   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  19   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20   *  GNU General Public License for more details.
  21   *
  22   *  You should have received a copy of the GNU General Public License
  23   *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24   */
  25
  26  require("sks.inc.php");
  27  require("sks-status.inc.php");
  28
  29  $title = "History of number of OpenPGP keys";
  30  $dir = "../";
  31  include($dir."inc/header.inc.php");
  32
  33  $servers = unserialize(file_get_contents(dirname(__FILE__)."/sks_cache_status_collection.serialized"));
  34  $status_collection = unserialize(file_get_contents(dirname(__FILE__)."/sks_cache_status_collection.serialized"));
  35  $numkeys = $servers->get_numkey_history();
  36  $stats = $status_collection->get_statistics_data();
  37  $mk = (int)$stats['max_keys'];
  38
  39  ksort($numkeys);
  40
  41  function diff_by_days(&$data, $days=1)
  42  {
  43         $c = count($data);
  44         $i = 1;
  45         $d = $c - $days;
  46         $start = 0;
  47         $end = 0;
  48         foreach($data as $k=>$v)
  49         {
  50                 if($i==$d)
  51                 {
  52                         if($v != 0)
  53                                 $start = $v;
  54                         else
  55                                 $d++;
  56                 }
  57
  58                 if($i==$c)
  59                         $end = $v;
  60
  61                 $i++;
  62         }
  63         return ($end - $start);
  64  }
  65
  66  function val_by_days(&$data, $days=1)
  67  {
  68         $c = count($data);
  69         $i = 1;
  70         $d = $c - $days;
  71         $end = 0;
  72         foreach($data as $k=>$v)
  73         {
  74                 if($i==$c)
  75                         $end = $v;
  76
  77                 $i++;
  78         }
  79         return ($end);
  80  }
  81 ?>
  82 <h2>Statistics:</h2>
  83 <table style="width: 570px;">
  84 <tr><td>Keys added today (partial):</td><td style="text-align: right;"><?=number_format($mk - val_by_days($numkeys, 1));?></td></tr>
  85 <tr><td>Keys added yesterday:</td><td style="text-align: right;"><?=number_format(diff_by_days($numkeys, 1));?></td></tr>
  86 <tr><td>Keys added the past 7 days:</td><td style="text-align: right;"><?=number_format(diff_by_days($numkeys, 7));?></td></tr>
  87 <tr><td>Keys added the past 30 days:</td><td style="text-align: right;"><?=number_format(diff_by_days($numkeys, 30));?></td></tr>
  88 <tr><td>Keys added the past 180 days:</td><td style="text-align: right;"><?=number_format(diff_by_days($numkeys, 180));?></td></tr>
  89 </table>
  90 <p>Below is a chart showing the development in the number of total OpenPGP keys by day.</p>
  91 <img src="generate_key_chart.php" alt="Total number of OpenPGP keys" />
  92 <p>Below is a chart showing the development in the number of  OpenPGP keys added by day.</p>
  93 <img src="generate_key_bar_chart.php" alt="Number of OpenPGP keys added by day" />
  94 <?
  95  include($dir."inc/footer.inc.php");
  96 ?>