How to register anonymous user in drupal5.Please tell me.

Ramesh Gollapudi ,
It is the file in USERS Module in drupal.It is usefull for adding new users with different roles in Registration .Enjoy

function user_save($account, $array = array(), $category = 'account') {
// Dynamically compose a SQL query:
$user_fields = user_fields();
echo $user_fields[20]; //echo $user_fields(array[20]);
//echo $user_fields(array(["users"]))
echo "test";
echo $user_fields["users"];echo $users_fields[20][users];
echo $user_fields["users"][20].$user_fields["20"].$user_fields[users]['20'];
echo "hai";print_r($user_fields);
echo "starts";print_r($account->uid);echo "full";
if ($account->uid) {

user_module_invoke('update', $array, $account, $category);
//echo "starts";echo $account->uid;print_r($account->uid);exit;
$data = unserialize(db_result(db_query('SELECT data FROM {users} WHERE uid = %d', $account->uid)));
foreach ($array as $key => $value) {
if ($key == 'pass' && !empty($value)) {
$query .= "$key = '%s', ";
$v[] = md5($value);
}
else if ((substr($key, 0, 4) !== 'auth') && ($key != 'pass')) {
if (in_array($key, $user_fields)) {
// Save standard fields
$query .= "$key = '%s', ";
$v[] = $value;
}
else if ($key != 'roles') {
// Roles is a special case: it used below.
if ($value === NULL) {
unset($data[$key]);
}
else {
$data[$key] = $value;
}
}
}
}
$query .= "data = '%s' ";
$v[] = serialize($data);

db_query("UPDATE {users} SET $query WHERE uid = %d", array_merge($v, array($account->uid)));

// Reload user roles if provided
if (is_array($array['roles'])) {
db_query('DELETE FROM {users_roles} WHERE uid = %d', $account->uid);

//print_r($rid);exit;

foreach (array_keys($array['roles']) as $rid)
{
if (!in_array($rid, array(DRUPAL_ANONYMOUS_RID, DRUPAL_AUTHENTICATED_RID)))
{
db_query('INSERT INTO {users_roles} (uid, rid) VALUES (%d, %d)', $account->uid, $rid);
//echo "154 starts";echo $account->uid;print_r($rid);
//echo 'INSERT INTO {users_roles} (uid, rid) VALUES (%d, %d)', $account->uid, $rid;
//exit;
if($form['account']['clients']==4)
{
$rids=$form['account']['clients'];$uids=$account->uid;
//echo "insert for clients starts";
$insert_query="insert into users_roles(uid,rid) values ($uids,$rids)";
//echo $insert_query;
//mysql_query($insert_query);

}
} //print_r($rid);
//echo "170 starts";echo $account->uid;print_r($rid);
//echo 'INSERT INTO {users_roles} (uid, rid) VALUES (%d, %d)', $account->uid, $rid;
//exit;

}
}

// Delete a blocked user's sessions to kick them if they are online.
if (isset($array['status']) && $array['status'] == 0)
{
sess_destroy_uid($account->uid);
}

// Refresh user object
$user = user_load(array('uid' => $account->uid));
user_module_invoke('after_update', $array, $user, $category);
}
else
{
$array['uid'] = db_next_id('{users}_uid');
print_r($array['uid']);echo $array['uid'];
if (!isset($array['created']))
{ // Allow 'created' to be set by hook_auth
$array['created'] = time();
}

// Note, we wait with saving the data column to prevent module-handled
// fields from being saved there. We cannot invoke hook_user('insert') here
// because we don't have a fully initialized user object yet.
foreach ($array as $key => $value)
{
switch ($key)
{
case 'pass':
$fields[] = $key;
$values[] = md5($value);
$s[] = "'%s'";
break;
case 'uid': case 'mode': case 'sort':
case 'threshold': case 'created': case 'access':
case 'login': case 'status':
$fields[] = $key;
$values[] = $value;
$s[] = "%d";
break;
default:
if (substr($key, 0, 4) !== 'auth' && in_array($key, $user_fields))
{
$fields[] = $key;
$values[] = $value;
$s[] = "'%s'";
}
break;
}
//echo "starts";echo
//print_r($array);
}
//echo "starts";echo
// print_r($array);
db_query('INSERT INTO {users} ('. implode(', ', $fields) .') VALUES ('. implode(', ', $s) .')', $values);
//echo 'INSERT INTO {users} ('. implode(', ', $fields) .') VALUES ('. implode(', ', $s) .')', $values;
//echo "user value=";echo $array['users'];echo "uid value=". $array['uid'];
$array['uid']=$array['uid'];$array['users']=$array['users'];
if($array['users']==4)
{
//echo 'INSERT INTO {users_roles} (uid, rid) VALUES (%d, %d)', $array['uid'],$array['users'];
db_query('INSERT INTO {users_roles} (uid, rid) VALUES (%d, %d)', $array['uid'],$array['users']);
//echo "user roles starts";print_r($account->uid);print_r($rid);
//print_r($values);
}
//exit;
// Build the initial user object.
$user = user_load(array('uid' => $array['uid']));

user_module_invoke('insert', $array, $user, $category);

// Build and save the serialized data field now
$data = array();
foreach ($array as $key => $value) {
if ((substr($key, 0, 4) !== 'auth') && ($key != 'roles') && (!in_array($key, $user_fields)) && ($value !== NULL)) {
$data[$key] = $value;
}
}
db_query("UPDATE {users} SET data = '%s' WHERE uid = %d", serialize($data), $user->uid);