| $string timezone preferences for user {$row['user_name']}... | ";
$prefs = array();
$newprefs = array();
$prefs = unserialize(base64_decode($row['user_preferences']));
$setTo = '';
$alreadySet = '';
if(!empty($prefs)){
foreach ($prefs as $key => $val) {
if ($key == 'timez') {
if(empty($prefs['timezone']) && $val != ''){
$hourAdjust = $adjustment;
if($hourAdjust == 'none'){
$hourAdjust = 0;
}
$selectedZone = lookupTimezone($prefs['timez'] + $hourAdjust);
if(!empty($selectedZone)){
$newprefs['timezone'] = $selectedZone;
$newprefs['timez'] = $val;
$setTo = $selectedZone;
if(empty($prompt_users)){
$newprefs['ut']=1;
}else{
$newprefs['ut']=0;
}
}else{
$newprefs['timezone'] = $serverTimeZone;
$newprefs['timez'] = $val;
$setTo = $serverTimeZone;
if(empty($prompt_users)){
$newprefs['ut']=1;
}else{
$newprefs['ut']=0;
}
}
}else{
$newprefs[$key] = $val;
if(!empty($prefs['timezone'])){
$alreadySet = 'Previously Set - '. $prefs['timezone'];
}
}
}else{
$newprefs[$key] = $val;
}
}
if($execute){
$newstr = mysql_real_escape_string(base64_encode(serialize($newprefs)));
$db->query("UPDATE users SET user_preferences = '{$newstr}' WHERE id = '{$row['id']}'");
}
}
if(!empty($setTo)){
echo $setTo;
}else{
if(!empty($alreadySet)){
echo $alreadySet;
}else{
echo $serverTimeZone;
$prefs['timezone'] = $serverTimeZone;
}
}
echo " | ";
if(!empty($setTo)){
echo "Adjust: ";
if($execute){
if(isset($_POST[$row['id'].'adjust'])){
echo $adjustment;
}
}else{
echo "';
}
echo ' hour';
}
echo ' | ';
echo " |
";
$the_old_prefs[] = $prefs;
$the_new_prefs[] = $newprefs;
unset($prefs);
unset($newprefs);
unset($newstr);
}
echo "