From b18bc644404e02b57635bfcc8258e85abb141146 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 13:44:46 +0200
Subject: Adding upstream version 1.1.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 library/Icingadb/Model/Behavior/Bitmask.php | 83 +++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 library/Icingadb/Model/Behavior/Bitmask.php

(limited to 'library/Icingadb/Model/Behavior/Bitmask.php')

diff --git a/library/Icingadb/Model/Behavior/Bitmask.php b/library/Icingadb/Model/Behavior/Bitmask.php
new file mode 100644
index 0000000..f8d91f6
--- /dev/null
+++ b/library/Icingadb/Model/Behavior/Bitmask.php
@@ -0,0 +1,83 @@
+<?php
+
+/* Icinga DB Web | (c) 2020 Icinga GmbH | GPLv2 */
+
+namespace Icinga\Module\Icingadb\Model\Behavior;
+
+use ipl\Orm\Contract\PropertyBehavior;
+use ipl\Orm\Contract\RewriteFilterBehavior;
+use ipl\Stdlib\Filter\Condition;
+
+/**
+ * Class Bitmask
+ *
+ * @method void __construct(array $properties) Pass property names as keys and their bitmap ([value => bit]) as value
+ */
+class Bitmask extends PropertyBehavior implements RewriteFilterBehavior
+{
+    public function fromDb($bits, $key, $context)
+    {
+        $values = [];
+        foreach ($context as $value => $bit) {
+            if ($bits & $bit) {
+                $values[] = $value;
+            }
+        }
+
+        return $values;
+    }
+
+    public function toDb($value, $key, $context)
+    {
+        if (! is_array($value)) {
+            if (is_int($value) || ctype_digit($value)) {
+                return $value;
+            }
+
+            return isset($context[$value]) ? $context[$value] : -1;
+        }
+
+        $bits = [];
+        $allBits = 0;
+        foreach ($value as $v) {
+            if (isset($context[$v])) {
+                $bits[] = $context[$v];
+                $allBits |= $context[$v];
+            } elseif (is_int($v) || ctype_digit($v)) {
+                $bits[] = $v;
+                $allBits |= $v;
+            }
+        }
+
+        $bits[] = $allBits;
+        return $bits;
+    }
+
+    public function rewriteCondition(Condition $condition, $relation = null)
+    {
+        $column = $condition->metaData()->get('columnName');
+        if (! isset($this->properties[$column])) {
+            return;
+        }
+
+        $values = $condition->getValue();
+        if (! is_array($values)) {
+            if (is_int($values) || ctype_digit($values)) {
+                return;
+            }
+
+            $values = [$values];
+        }
+
+        $bits = 0;
+        foreach ($values as $value) {
+            if (isset($this->properties[$column][$value])) {
+                $bits |= $this->properties[$column][$value];
+            } elseif (is_int($value) || ctype_digit($value)) {
+                $bits |= $value;
+            }
+        }
+
+        $condition->setColumn(sprintf('%s & %s', $condition->getColumn(), $bits));
+    }
+}
-- 
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