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-rw-r--r--engine/classes/ElggPAM.php8
1 files changed, 7 insertions, 1 deletions
diff --git a/engine/classes/ElggPAM.php b/engine/classes/ElggPAM.php
index 0681a909b..f07095fc1 100644
--- a/engine/classes/ElggPAM.php
+++ b/engine/classes/ElggPAM.php
@@ -53,11 +53,17 @@ class ElggPAM {
foreach ($_PAM_HANDLERS[$this->policy] as $k => $v) {
$handler = $v->handler;
+ if (!is_callable($handler)) {
+ continue;
+ }
+ /* @var callable $handler */
+
$importance = $v->importance;
try {
// Execute the handler
- $result = $handler($credentials);
+ // @todo don't assume $handler is a global function
+ $result = call_user_func($handler, $credentials);
if ($result) {
$authenticated = true;
} elseif ($result === false) {