From e3852feccea3e569a14ee1cc85597bb8eee2a0b4 Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Wed, 18 May 2016 22:01:55 +0200
Subject: [PATCH] PropertyModifierBitmask: new bitmask modifier

---
 .../PropertyModifierBitmask.php               | 35 +++++++++++++++++++
 run.php                                       |  1 +
 2 files changed, 36 insertions(+)
 create mode 100644 library/Director/PropertyModifier/PropertyModifierBitmask.php

diff --git a/library/Director/PropertyModifier/PropertyModifierBitmask.php b/library/Director/PropertyModifier/PropertyModifierBitmask.php
new file mode 100644
index 00000000..6eb8a148
--- /dev/null
+++ b/library/Director/PropertyModifier/PropertyModifierBitmask.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Icinga\Module\Director\PropertyModifier;
+
+use Icinga\Exception\InvalidPropertyException;
+use Icinga\Module\Director\Hook\PropertyModifierHook;
+use Icinga\Module\Director\Web\Form\QuickForm;
+
+class PropertyModifierBitmask extends PropertyModifierHook
+{
+    public static function addSettingsFormFields(QuickForm $form)
+    {
+        $form->addElement('text', 'bitmask', array(
+            'label'       => 'Bitmask',
+            'description' => $form->translate(
+                'The numeric bitmask you want to apply. In case you have a hexadecimal'
+                . ' or binary mask please transform it to a deximal number first. The'
+                . ' result of this modifier is a boolean value, telling whether the'
+                . ' given mask applies to the numeric value in your source column'
+            ),
+            'required'    => true,
+        ));
+    }
+
+    public function getName()
+    {
+        return 'Bitmask match (numeric)';
+    }
+
+    public function transform($value)
+    {
+        $mask = (int) $this->getSetting('bitmask');
+        return (((int) $value) & $mask) === $mask;
+    }
+}
diff --git a/run.php b/run.php
index 01170726..c3e770dc 100644
--- a/run.php
+++ b/run.php
@@ -31,6 +31,7 @@ $this->provideHook('director/PropertyModifier', $prefix . 'PropertyModifier\\Pro
 $this->provideHook('director/PropertyModifier', $prefix . 'PropertyModifier\\PropertyModifierExtractFromDN');
 $this->provideHook('director/PropertyModifier', $prefix . 'PropertyModifier\\PropertyModifierFromAdSid');
 $this->provideHook('director/PropertyModifier', $prefix . 'PropertyModifier\\PropertyModifierFromLatin1');
+$this->provideHook('director/PropertyModifier', $prefix . 'PropertyModifier\\PropertyModifierBitmask');
 
 $this->provideHook('director/Job', $prefix . 'Job\\HousekeepingJob');
 $this->provideHook('director/Job', $prefix . 'Job\\ConfigJob');