1 files changed, 54 insertions, 0 deletions
diff --git a/library/Director/PropertyModifier/PropertyModifierTrim.php b/library/Director/PropertyModifier/PropertyModifierTrim.php
new file mode 100644
index 0000000..64a655b
--- /dev/null
+++ b/library/Director/PropertyModifier/PropertyModifierTrim.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace Icinga\Module\Director\PropertyModifier;
+
+use Icinga\Module\Director\Hook\PropertyModifierHook;
+use Icinga\Module\Director\Web\Form\QuickForm;
+use InvalidArgumentException;
+
+class PropertyModifierTrim extends PropertyModifierHook
+{
+    const VALID_METHODS = ['trim', 'ltrim', 'rtrim'];
+
+    public static function addSettingsFormFields(QuickForm $form)
+    {
+        $form->addElement('select', 'trim_method', [
+            'label'       => $form->translate('Trim Method'),
+            'description' => $form->translate('Where to trim the string(s)'),
+            'value'       => 'trim',
+            'multiOptions' =>  $form->optionalEnum([
+                'trim'  => $form->translate('Beginning and Ending'),
+                'ltrim' => $form->translate('Beginning only'),
+                'rtrim' => $form->translate('Ending only'),
+            ]),
+            'required' => true,
+        ]);
+
+        $form->addElement('text', 'character_mask', [
+            'label' => $form->translate('Character Mask'),
+            'description' => $form->translate(
+                'Specify the characters that trim should remove.'
+                . 'Default is: " \t\n\r\0\x0B"'
+            ),
+        ]);
+    }
+
+    public function transform($value)
+    {
+        if ($value === null) {
+            return null;
+        }
+
+        $mask = $this->getSetting('character_mask');
+        $method = $this->getSetting('trim_method');
+        if (in_array($method, self::VALID_METHODS)) {
+            if ($mask) {
+                return $method($value, $mask);
+            } else {
+                return $method($value);
+            }
+        }
+
+        throw new InvalidArgumentException("'$method' is not a valid trim method");
+    }
+}