replace eval by iTop custom evaluation classes

setup/modulediscovery/evaluation/expression/ArrayDimFetchEvaluator.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace evaluation\expression;
+
+use PhpParser\Node\Expr;
+use PhpParser\Node\Expr\ArrayDimFetch;
+
+class ArrayDimFetchEvaluator implements iExprEvaluator {
+	public function GetHandledExpressionType(): string {
+		return ArrayDimFetch::class;
+	}
+
+	public function Evaluate(Expr $oExpr): mixed {
+		/** @var ArrayDimFetch $oExpr */
+
+		$var = PhpExpressionEvaluator::GetInstance()->EvaluateExpression($oExpr->var);
+		if (is_null($var)){
+			return null;
+		}
+
+		$dim = PhpExpressionEvaluator::GetInstance()->EvaluateExpression($oExpr->dim);
+		if (is_null($var)){
+			return $dim;
+		}
+
+		return $var[$dim] ?? null;
+	}
+}