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No need to check for uniqueness of username if none has been provided

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Marco
2017-02-20 20:52:02 +01:00
parent 784030139b
commit 495a87d499
1 changed files with 12 additions and 9 deletions
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21
src/Auth.php
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@@ -719,16 +719,19 @@ class Auth {
// if the uniqueness of the username is to be ensured
if ($requireUniqueUsername) {
// count the number of users who do already have that specified username
$occurrencesOfUsername = $this->db->selectValue(
'SELECT COUNT(*) FROM users WHERE username = ?',
[ $username ]
);
// if a username has actually been provided
if ($username !== null) {
// count the number of users who do already have that specified username
$occurrencesOfUsername = $this->db->selectValue(
'SELECT COUNT(*) FROM users WHERE username = ?',
[ $username ]
);
// if any user with that username does already exist
if ($occurrencesOfUsername > 0) {
// cancel the operation and report the violation of this requirement
throw new DuplicateUsernameException();
// if any user with that username does already exist
if ($occurrencesOfUsername > 0) {
// cancel the operation and report the violation of this requirement
throw new DuplicateUsernameException();
}
}
}