boinc/html/ops/fix_prefs.php

68 lines
2.0 KiB
PHP

<?php
// repair user.global_prefs fields that were corrupted
// (non-parsable XML) by a bug at some point.
//
// This fixes 2 types of corruption:
// - missing </venue> tag before closing </global_preferences>
// - \" instead of "
require_once("../inc/boinc_db.inc");
// insert "\n</venue>\n" before "</global_preferences>"
// This fixes an XML error introduced at some point in the past
//
function repair_prefs($prefs) {
if (strstr($prefs, '\"')) {
return str_replace('\"', '"', $prefs);
}
$x = strstr($prefs, "</global_preferences>", true);
if (!$x) return null;
return "$x\n </venue>\n</global_preferences>\n";
}
function process_set($users) {
foreach ($users as $user) {
if (!$user->global_prefs) {
//echo "$user->id: no prefs\n";
continue;
}
$retval = @simplexml_load_string($user->global_prefs);
if ($retval) {
//echo "$user->id: good\n";
} else {
echo "repairing prefs for user $user->id\n";
$p = repair_prefs($user->global_prefs);
if ($p) {
$xml_obj = @simplexml_load_string($p);
if ($xml_obj) {
// increase mod_time by 1 second so new preferences are propagated to the Client
$xml_obj->mod_time = 1 + intval($xml_obj->mod_time);
$p = $xml_obj->asXML();
// remove XML header
$p = implode("\n", array_slice(explode("\n", $p), 1));
$user->update("global_prefs='$p'");
echo " repair succeeded\n";
} else {
echo " repair failed\n";
}
} else {
echo " prefs are missing end tag\n";
}
}
}
}
$n = 0;
$maxid = BoincUser::max("id");
while ($n <= $maxid) {
$m = $n + 1000;
$users = BoincUser::enum("id >= $n and id < $m");
//echo "processing from $n\n";
if (!$users) break;
process_set($users);
$n = $m;
}
?>