segunda parte del php, sorry, pero este foro esta limitado,
Código PHP:
if (!$error) {
$additional_field_sql = "";
$additional_value_sql = "";
if (!empty($additional_user_fields)) {
$table_fields = $site_db->get_table_fields(USERS_TABLE);
foreach ($additional_user_fields as $key => $val) {
if (isset($HTTP_POST_VARS[$key]) && isset($table_fields[$key])) {
$additional_field_sql .= ", $key";
$additional_value_sql .= ", '".un_htmlspecialchars(trim($HTTP_POST_VARS[$key]))."'";
}
}
}
$activationkey = get_random_key(USERS_TABLE, get_user_table_field("", $user_table_fields['user_activationkey']));
$user_id = $site_db->get_next_id($user_table_fields['user_id'], USERS_TABLE);
$current_time = time();
$user_level = ($config['account_activation'] == 0) ? USER : USER_AWAITING;
$sql = "INSERT INTO ".USERS_TABLE."
(".get_user_table_field("", "user_id").get_user_table_field(", ", "user_level").get_user_table_field(", ", "user_name").get_user_table_field(", ", "user_password").get_user_table_field(", ", "user_email").get_user_table_field(", ", "user_showemail").get_user_table_field(", ", "user_allowemails").get_user_table_field(", ", "user_invisible").get_user_table_field(", ", "user_joindate").get_user_table_field(", ", "user_activationkey").get_user_table_field(", ", "user_lastaction").get_user_table_field(", ", "user_lastvisit").get_user_table_field(", ", "user_comments").get_user_table_field(", ", "user_homepage").get_user_table_field(", ", "user_icq").$additional_field_sql.")
VALUES
($user_id, $user_level, '$user_name', '".md5($user_password)."', '$user_email', $user_showemail, $user_allowemails, $user_invisible, $current_time, '$activationkey', $current_time, $current_time, 0, '$user_homepage', '$user_icq'".$additional_value_sql.")";
$result = $site_db->query($sql);
if ($result) {
$activation_url = $script_url."/register.php?action=activate&activationkey=".$activationkey;
include(ROOT_PATH.'includes/email.php');
$site_email = new Email();
$site_email->set_to($user_email);
$site_email->set_subject($lang['register_success_emailsubject']);
$site_email->register_vars(array(
"activation_url" => $activation_url,
"user_name" => $user_name,
"user_password" => $user_password,
"site_name" => $config['site_name']
));
switch($config['account_activation']) {
case 2:
$email_template = "register_activation_admin";
$msg = $lang['register_success_admin'];
break;
case 1:
if ($config['language_dir_default'] != $config['language_dir']) {
$activation_url .= "&l=".$config['language_dir'];
}
$email_template = "register_activation";
$msg = $lang['register_success'];
break;
case 0:
default:
$email_template = "register_activation_none";
$msg = $lang['register_success_none'];
break;
}
$site_email->set_body($email_template, $config['language_dir']);
$site_email->send_email();
if ($config['account_activation'] == 2) {
$site_email->reset();
$site_email->set_to($config['site_email']);
$site_email->set_subject($lang['admin_activation_emailsubject']);
$user_details_url = $script_url."/admin/index.php?goto=".urlencode("users.php?action=edituser&user_id=".$user_id."&activation=1");
$site_email->register_vars("user_details_url", $user_details_url);
$site_email->set_body("admin_activation", $config['language_dir_default']);
$site_email->send_email();
}
}
else {
$msg = $lang['general_error'];
}
}
if ($error) {
if ($user_showemail == 1) {
$user_showemail_yes = " checked=\"checked\"";
$user_showemail_no = "";
}
else {
$user_showemail_yes = "";
$user_showemail_no = " checked=\"checked\"";
}
if ($user_allowemails == 1) {
$user_allowemails_yes = " checked=\"checked\"";
$user_allowemails_no = "";
}
else {
$user_allowemails_yes = "";
$user_allowemails_no = " checked=\"checked\"";
}
if ($user_invisible == 1) {
$user_invisible_yes = " checked=\"checked\"";
$user_invisible_no = "";
}
else {
$user_invisible_yes = "";
$user_invisible_no = " checked=\"checked\"";
}
$site_template->register_vars(array(
"user_name" => format_text(stripslashes($user_name), 2),
"user_email" => format_text(stripslashes($user_email), 2),
"user_homepage" => format_text(stripslashes($user_homepage), 2),
"user_icq" => $user_icq,
"user_showemail_yes" => $user_showemail_yes,
"user_showemail_no" => $user_showemail_no,
"user_allowemails_yes" => $user_allowemails_yes,
"user_allowemails_no" => $user_allowemails_no,
"user_invisible_yes" => $user_invisible_yes,
"user_invisible_no" => $user_invisible_no,
"lang_user_name" => $lang['user_name'],
"lang_password" => $lang['password'],
"lang_email" => $lang['email'],
"lang_register_msg" => $lang['register_msg'],
"lang_submit" => $lang['submit'],
"lang_reset" => $lang['reset'],
"lang_email" => $lang['email'],
"lang_show_email" => $lang['show_email'],
"lang_allow_emails" => $lang['allow_emails'],
"lang_invisible" => $lang['invisible'],
"lang_optional_infos" => $lang['optional_infos'],
"lang_homepage" => $lang['homepage'],
"lang_icq" => $lang['icq'],
"lang_yes" => $lang['yes'],
"lang_no" => $lang['no'],
"lang_captcha" => $lang['captcha'],
"lang_captcha_desc" => $lang['captcha_desc'],
"captcha_registration" => (bool)$captcha_enable_registration
));
if (!empty($additional_user_fields)) {
$additional_field_array = array();
foreach ($additional_user_fields as $key => $val) {
if ($val[1] == "radio") {
$value = (isset($HTTP_POST_VARS[$key])) ? intval($HTTP_POST_VARS[$key]) : 1;
if ($value == 1) {
$additional_field_array[$key.'_yes'] = " checked=\"checked\"";
$additional_field_array[$key.'_no'] = "";
}
else {
$additional_field_array[$key.'_yes'] = "";
$additional_field_array[$key.'_no'] = " checked=\"checked\"";
}
}
else {
$value = (isset($HTTP_POST_VARS[$key])) ? format_text(trim($HTTP_POST_VARS[$key])) : "";
}
$additional_field_array[$key] = $value;
$additional_field_array['lang_'.$key] = $val[0];
}
if (!empty($additional_field_array)) {
$site_template->register_vars($additional_field_array);
}
}
$content = $site_template->parse_template("register_form");
}
}
if ($action == "activate") {
if ($config['activation_time'] != 0) {
$expiry = time() - 60 * 60 * 24 * $config['activation_time'];
$sql = "DELETE FROM ".USERS_TABLE."
WHERE (".get_user_table_field("", "user_lastaction")." < $expiry) AND ".get_user_table_field("", "user_level")." = ".USER_AWAITING;
$site_db->query($sql);
}
if (!isset($HTTP_GET_VARS['activationkey'])){
$msg = $lang['missing_activationkey'];
}
else {
if ($config['account_activation'] == 2 && $user_info['user_level'] != ADMIN) {
show_error_page($lang['no_permission']);
exit;
}
$activationkey = trim($HTTP_GET_VARS['activationkey']);
$sql = "SELECT ".get_user_table_field("", "user_name").get_user_table_field(", ", "user_email").get_user_table_field(", ", "user_activationkey")."
FROM ".USERS_TABLE."
WHERE ".get_user_table_field("", "user_activationkey")." = '$activationkey'";
$row = $site_db->query_firstrow($sql);
if (!$row) {
$msg = $lang['invalid_activationkey'];
}
else {
$sql = "UPDATE ".USERS_TABLE."
SET ".get_user_table_field("", "user_level")." = ".USER."
WHERE ".get_user_table_field("", "user_activationkey")." = '$activationkey'";
$site_db->query($sql);
$msg = $lang['activation_success'];
if ($config['account_activation'] == 2) {
include(ROOT_PATH.'includes/email.php');
$site_email = new Email();
$site_email->set_to($row[$user_table_fields['user_email']]);
$site_email->set_subject($lang['activation_success_emailsubject']);
$site_email->register_vars(array(
"user_name" => $row[$user_table_fields['user_name']],
"site_name" => $config['site_name']
));
$site_email->set_body("activation_success", $config['language_dir']);
$site_email->send_email();
}
}
}
}
Secuencia de formularios 
