static function getAutoUsername($firstName, $lastName, $email, $genericPrefixStr, $socialUserId, $usernamePrefixFormat)
{
// Scrub the first/last name for invalid characters that Joomla will deny:
$stripChars = array('<', '>', '\\', '"', "'", '%', ';', '(', ')', '&');
$firstName = str_replace($stripChars, '', $firstName);
$lastName = str_replace($stripChars, '', $lastName);
if ($usernamePrefixFormat == AUTONAME_EXT) {
return $genericPrefixStr . $socialUserId;
} else {
if ($usernamePrefixFormat == AUTONAME_FIRSTLAST) {
$firstName = SCStringUtilities::strtolower($firstName);
$lastName = SCStringUtilities::strtolower($lastName);
if ($lastName != '') {
$prefix = $firstName . "." . $lastName;
} else {
$prefix = $firstName;
}
} else {
if ($usernamePrefixFormat == AUTONAME_FIRLAS) {
$firstName = SCStringUtilities::strtolower($firstName);
$lastName = SCStringUtilities::strtolower($lastName);
// Try to always make usernames at least 6 characters
$lastLength = strlen(utf8_decode($lastName));
$firstLength = strlen(utf8_decode($firstName));
$firstPrefix = SCStringUtilities::substr($firstName, 0, max(3, 6 - $lastLength));
$lastPrefix = SCStringUtilities::substr($lastName, 0, max(3, 6 - $firstLength));
$prefix = $firstPrefix . $lastPrefix;
} else {
if ($email != '') {
$prefix = $email;
}
}
}
}
if ($prefix != '') {
$suffix = SCUserUtilities::getUsernameUniqueNumber($prefix);
return $prefix . $suffix;
} else {
return '';
}
}
