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Simplify valid_user() and valid_username()

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Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2014-02-06 16:06:04 +01:00
parent 3f0a1a827a
commit 0722f46c6e
1 changed files with 10 additions and 17 deletions
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27
web/lib/acctfuncs.inc.php
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@ -537,17 +537,14 @@ function is_ipbanned() {
* @return bool True if username meets criteria, otherwise false
*/
function valid_username($user) {
if (!empty($user)) {
if ( strlen($user) >= USERNAME_MIN_LEN &&
strlen($user) <= USERNAME_MAX_LEN ) {
$user = strtolower($user);
if ( preg_match("/^[a-z0-9]+[.\-_]?[a-z0-9]+$/", $user) ) {
return true;
}
}
if (strlen($user) < USERNAME_MIN_LEN ||
strlen($user) > USERNAME_MAX_LEN) {
return false;
} else if (!preg_match("/^[a-z0-9]+[.\-_]?[a-z0-9]+$/", $user)) {
return false;
}
return false;
return true;
}
/**
@ -558,21 +555,17 @@ function valid_username($user) {
* @return string|void Return user ID if in database, otherwise void
*/
function valid_user($user) {
/* if ( $user = valid_username($user) ) { */
$dbh = DB::connect();
if ( $user ) {
$q = "SELECT ID FROM Users ";
$q.= "WHERE Username = " . $dbh->quote($user);
if ($user) {
$dbh = DB::connect();
$q = "SELECT ID FROM Users WHERE ";
$q.= "Username = " . $dbh->quote($user);
$result = $dbh->query($q);
if ($result) {
$row = $result->fetch(PDO::FETCH_NUM);
return $row[0];
}
}
return;
}
/**