inc/libs/optimize_functions.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 09/17/2004 *
   4  * ================                             Last change: 09/17/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : optimize_functions.php                           *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Optimize functions                               *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Optimize-Funktionen                              *
  12  * -------------------------------------------------------------------- *
  13  *                                                                      *
  14  * -------------------------------------------------------------------- *
  15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  16  * For more information visit: http://www.mxchange.org                  *
  17  *                                                                      *
  18  * This program is free software; you can redistribute it and/or modify *
  19  * it under the terms of the GNU General Public License as published by *
  20  * the Free Software Foundation; either version 2 of the License, or    *
  21  * (at your option) any later version.                                  *
  22  *                                                                      *
  23  * This program is distributed in the hope that it will be useful,      *
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  26  * GNU General Public License for more details.                         *
  27  *                                                                      *
  28  * You should have received a copy of the GNU General Public License    *
  29  * along with this program; if not, write to the Free Software          *
  30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  31  * MA  02110-1301  USA                                                  *
  32  ************************************************************************/
  33
  34 // Some security stuff...
  35 if (!defined('__SECURITY')) {
  36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  37         require($INC);
  38 }
  39
  40 //
  41 // Part taken from admin optimize module of PHPNuke (http://www.phpnuke.org)
  42 //
  43 function REPAIR_OPTIMIZE_DB()
  44 {
  45         global $MySQL;
  46         $ret = array();
  47         $tot_data = 0; $tabs = 0; $opts = 0;
  48         $tot_idx = 0; $total_gain = 0;
  49         $tot_all = 0;
  50         $result = @SQL_QUERY("SHOW TABLE STATUS FROM ".$MySQL['dbase'], __FILE__, __LINE__);
  51         $tabs = @SQL_NUMROWS($result);
  52         $ret['total_size'] = 0;
  53         $ret['total_tabs'] = $tabs;
  54         if ($tabs > 0)
  55         {
  56                 while ($row = SQL_FETCHARRAY($result))
  57                 {
  58                         $tot_data = $row['Data_length'];
  59                         $tot_idx  = $row['Index_length'];
  60                         $total = $tot_data + $tot_idx;
  61                         $total = $total / 1024;
  62                         $total = round ($total, 3);
  63                         $gain  = $row['Data_free'];
  64                         $gain  = $gain / 1024;
  65                         $total_gain += $gain;
  66                         $gain = round ($gain, 3);
  67
  68                         // Repair table
  69                         $result1 = SQL_QUERY("REPAIR TABLE ".$row['Name'], __FILE__, __LINE__);
  70                         $rep = SQL_FETCHARRAY($result1);
  71
  72                         // Optimize table
  73                         $result1 = SQL_QUERY("OPTIMIZE TABLE ".$row['Name'], __FILE__, __LINE__);
  74                         $opt = SQL_FETCHARRAY($result1);
  75
  76                         // Add data to array
  77                         $ret['tables'][] = array($row['Name'], $opt['Msg_text'], $rep['Msg_text'], $total, $gain);
  78
  79                         // Count total table data
  80                         $ret['total_size'] += $total;
  81                 }
  82         }
  83         // Total optimized data
  84         $total_gain = round ($total_gain,3);
  85         $ret['total_gain'] = $total_gain;
  86
  87         // Insert new row
  88         $result = SQL_QUERY("INSERT INTO "._MYSQL_PREFIX."_optimize_gain (gain) VALUES ('".$total_gain."')", __FILE__, __LINE__);
  89
  90         // Get total runs and total optimization count
  91         $result = SQL_QUERY("SELECT COUNT(id) AS rows, SUM(gain) AS opti FROM "._MYSQL_PREFIX."_optimize_gain", __FILE__, __LINE__);
  92         list($total_rows, $total_opti) = SQL_FETCHROW($result);
  93
  94         // Free memory
  95         SQL_FREERESULT($result);
  96
  97         // Transfer data
  98         $ret['total_rows'] = $total_rows;
  99         $ret['total_opti'] = $total_opti;
 100
 101         // Return array
 102         return $ret;
 103 }
 104 //
 105 ?>