+<?php
+
+namespace Drupal\drupalmoduleupgrader\Plugin\DMU\Converter\Functions;
+
+use Drupal\drupalmoduleupgrader\TargetInterface;
+use Pharborist\Functions\FunctionCallNode;
+use Pharborist\Objects\ClassMethodCallNode;
+use Pharborist\Objects\ObjectMethodCallNode;
+use Pharborist\Variables\VariableNode;
+
+/**
+ * @Converter(
+ * id = "user_access",
+ * description = @Translation("Rewrites calls to user_access().")
+ * )
+ */
+class UserAccess extends FunctionCallModifier {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function rewrite(FunctionCallNode $call, TargetInterface $target) {
+ $arguments = $call->getArguments();
+
+ if (isset($arguments[1]) && $arguments[1] instanceof VariableNode) {
+ $rewritten = ObjectMethodCallNode::create(clone $arguments[1], 'hasPermission');
+ }
+ else {
+ $rewritten = ClassMethodCallNode::create('\Drupal', 'currentUser')->appendMethodCall('hasPermission');
+ }
+
+ return $rewritten->appendArgument(clone $arguments[0]);
+ }
+
+}