Fix change username endpoint

This commit is contained in:
2025-07-12 15:54:56 -07:00
parent 5c2d05e178
commit cd7bafdfe4

View File

@@ -4,13 +4,14 @@ setJsonHeader();
checkClientDatabaseVersion();
$conn = newConnection();
$postData = getPostData();
$post = getPostData();
$oldusername = $post['oldusername'] ?? '';
$newusername = $post['newusername'] ?? '';
$token = $post['token'] ?? '';
$username = $post['username'] ?? '';
if (!preg_match('/^[a-zA-Z0-9]{3,16}$/', $newusername)) {
exitWithMessage(json_encode(["success" => false, "message" => "Username must be 3-16 characters, letters and numbers only"]));
exitWithMessage(json_encode(["success" => false, "message" => "New username must be 3-16 characters, letters and numbers only"]));
}
$stmt = $conn->prepare("SELECT * FROM users WHERE username = ?");
@@ -19,7 +20,16 @@ $stmt->execute();
$result = $stmt->get_result();
if ($result->num_rows > 0) {
exitWithMessage(json_encode(["success" => false, "message" => "Invalid session token or username, please refresh login"]));
exitWithMessage(json_encode(["success" => false, "message" => "New username already exists"]));
}
$stmt = $conn->prepare("SELECT * FROM users WHERE username = ? AND token = ?");
$stmt->bind_param("ss", $oldusername, $token);
$stmt->execute();
$result = $stmt->get_result();
if ($result->num_rows === 0) {
exitWithMessage(json_encode(["success" => false, "message" => "Invalid old username"]));
}
$stmt = $conn->prepare("UPDATE users SET username = ? WHERE username = ? AND token = ?");