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-rw-r--r--ajaxIsAvailable.php11
1 files changed, 9 insertions, 2 deletions
diff --git a/ajaxIsAvailable.php b/ajaxIsAvailable.php
index 80883c6..e9d82e7 100644
--- a/ajaxIsAvailable.php
+++ b/ajaxIsAvailable.php
@@ -24,11 +24,18 @@ header("Last-Modified: ". gmdate("D, d M Y H:i:s") ." GMT");
header("Cache-Control: no-cache, must-revalidate");
require_once('header.inc.php');
+
+/* Service creation: only useful services are created */
$userservice = & ServiceFactory :: getServiceInstance('UserService');
-if ($userservice->isReserved($_GET['username'])) {
+
+/* Managing all possible inputs */
+isset($_GET['username']) ? define('GET_USERNAME', $_GET['username']): define('GET_USERNAME', '');
+
+
+if ($userservice->isReserved(GET_USERNAME)) {
$result = 'false';
} else {
- $result = $userservice->getUserByUsername($_GET['username']) ? 'false' : 'true';
+ $result = $userservice->getUserByUsername(GET_USERNAME) ? 'false' : 'true';
}
?>
<response>