From 8ca6cc32b2c789a3149861159ad258f2cb9491e3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 14:39:39 +0200
Subject: Adding upstream version 2.11.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../Monitoring/Data/ColumnFilterIterator.php       | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php

(limited to 'modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php')

diff --git a/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php b/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php
new file mode 100644
index 0000000..0ad051b
--- /dev/null
+++ b/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php
@@ -0,0 +1,30 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Monitoring\Data;
+
+use ArrayIterator;
+use FilterIterator;
+use Zend_Db_Expr;
+
+/**
+ * Iterator over non-pseudo monitoring query columns
+ */
+class ColumnFilterIterator extends FilterIterator
+{
+    /**
+     * Create a new ColumnFilterIterator
+     *
+     * @param array $columns
+     */
+    public function __construct(array $columns)
+    {
+        parent::__construct(new ArrayIterator($columns));
+    }
+
+    public function accept(): bool
+    {
+        $column = $this->current();
+        return ! ($column instanceof Zend_Db_Expr || $column === '(NULL)');
+    }
+}
-- 
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