?? repair.php
字號:
<?php
/*
[DISCUZ!] utilities/repair.php - generally repair of database
This is NOT a freeware, use is subject to license terms
Version: 2.0.0
Author: Crossday (info@discuz.net)
Copyright: Crossday Studio (www.crossday.com)
Last Modified: 2002/12/6 17:00
*/
error_reporting(7);
require './config.inc.php';
mysql_connect($dbhost, $dbuser, $dbpw);
mysql_select_db($dbname);
if(!get_cfg_var("register_globals")) {
foreach($HTTP_GET_VARS as $key => $val) {
$$key = $val;
}
}
function checktable($table, $loops = 0) {
global $db, $nohtml;
$result = mysql_query("CHECK TABLE $table");
if (!$nohtml) {
echo "<tr bgcolor='#CCCCCC'><td colspan=4 align='center'>Checking table $table</td></tr>";
echo "<tr><td>Table</td><td>Operation</td><td>Type</td><td>Text</td></tr>";
} else {
echo "\n>>>>>>>>>>>>>Checking Table $table\n";
echo "---------------------------------<br>\n";
}
$error = 0;
while ($r = mysql_fetch_row($result)) {
if ($r[2] == 'error') {
if ($r[3] == "The handler for the table doesn't support check/repair") {
$r[2] = 'status';
$r[3] = 'This table does not support check/repair/optimize';
unset($bgcolor);
$nooptimize = 1;
} else {
$error = 1;
$bgcolor = 'red';
unset($nooptimize);
}
} else {
unset($bgcolor);
unset($nooptimize);
}
if (!$nohtml) {
echo "<tr><td>$r[0]</td><td>$r[1]</td><td bgcolor='$bgcolor'>$r[2]</td><td>$r[3]</td></tr>";
} else {
echo "$r[0] | $r[1] | $r[2] | $r[3]<br>\n";
}
}
if ($error) {
if (!$nohtml) {
echo "<tr><td colspan=4 align='center'>Repairing table $table</td></tr>";
} else {
echo ">>>>>>>>>>>>>Repairing Table $table<br>\n";
}
$result2=mysql_query("REPAIR TABLE $table");
if ($result2[3]!='OK')
$bgcolor='red';
else
unset($bgcolor);
if (!$nohtml) {
echo "<tr><td>$result2[0]</td><td>$result2[1]</td><td>$result2[2]</td><td bgcolor='$bgcolor'>$result2[3]</td></tr>";
} else {
echo "$result2[0] | $result[1] | $result2[2] | $result2[3]<br>\n";
}
}
if (($result2[3]=='OK'||!$error)&&!$nooptimize) {
if (!$nohtml) {
echo "<tr><td colspan=4 align='center'>Optimizing table $table</td></tr>";
} else {
echo ">>>>>>>>>>>>>Optimizing Table $table<br>\n";
}
$result3=mysql_query("OPTIMIZE TABLE $table");
$error=0;
while ($r3=mysql_fetch_row($result3)) {
if ($r3[2]=='error') {
$error=1;
$bgcolor='red';
} else {
unset($bgcolor);
}
if (!$nohtml) {
echo "<tr><td>$r3[0]</td><td>$r3[1]</td><td bgcolor='$bgcolor'>$r3[2]</td><td>$r3[3]</td></tr>";
} else {
echo "$r3[0] | $r3[1] | $r3[2] | $r3[3]<br><br>\n";
}
}
}
if ($error&&$loops) {
checktable($table,($loops-1));
}
}
if ($check) {
$tables=mysql_query("SHOW TABLES");
if (!$nohtml) {
echo "<HTML><HEAD></HEAD><BODY><table border=1 cellspacing=0 cellpadding=4 STYLE=\"font-family: Tahoma, Verdana; font-size: 11px\">";
}
if ($iterations) {
$iterations--;
}
while ($table=mysql_fetch_row($tables)) {
if(substr($table[0], -8) != 'sessions') {
$answer=checktable($table[0],$iterations);
if (!$nohtml) {
echo "<tr><td colspan=4> </td></tr>";
}
flush();
}
}
if (!$nohtml) {
echo "</table></BODY></HTML>";
}
} else {
echo "<HTML><HEAD></HEAD><BODY STYLE=\"font-family: Tahoma, Verdana; font-size: 11px\"><b>Database Table Repair Utility for Discuz! (Require MySQL 3.23+)</b><br><br>".
"This script will attempt to repair corrupted databases. While it can repair most common errors,<br>".
"it can not repair everything. As a side benefit it will also optimize your tables.<br>".
"This script was copyrighted by Jelsoft and modified by Crossday Studio to make it apply for Discuz!.<br><br>".
"Usage:<br><br>".
"<b>iterations=x</b> (x is the number of times you wish for the script to attempt to repair a broken table)<br>".
"<b>nohtml=1</b> (Output text only no html. Useful for cronjobs and you wish to receive text only)<br>".
"<b>check=1</b> (without this you will get this screen and no checking)<br><br>".
"Example Usage:<br><br>".
"<b><a href=\"repair.php?check=1&iterations=5\">repair.php?html=1&check=1</a></b> (most common usage, will check a forum and return html results)<br>".
"<b><a href=\"repair.php?check=1&iterations=5\">repair.php?check=1&iterations=5</a></b> (try to repair damaged tables 5 times)".
"</BODY></HTML>";
}
?>
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