1 files changed, 68 insertions, 0 deletions
diff --git a/library/Director/PropertyModifier/PropertyModifierArrayToRow.php b/library/Director/PropertyModifier/PropertyModifierArrayToRow.php
new file mode 100644
index 0000000..35ae063
--- /dev/null
+++ b/library/Director/PropertyModifier/PropertyModifierArrayToRow.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace Icinga\Module\Director\PropertyModifier;
+
+use Icinga\Module\Director\Hook\PropertyModifierHook;
+use Icinga\Module\Director\Web\Form\QuickForm;
+use InvalidArgumentException;
+use ipl\Html\Error;
+
+class PropertyModifierArrayToRow extends PropertyModifierHook
+{
+    public function getName()
+    {
+        return 'Clone the row for every entry of an Array';
+    }
+
+    public static function addSettingsFormFields(QuickForm $form)
+    {
+        $form->addElement('select', 'on_empty', [
+            'label'        => 'When empty',
+            'description'  => $form->translate('What should we do in case the given value is empty?'),
+            'multiOptions' => $form->optionalEnum([
+                'reject' => $form->translate('Drop the current row'),
+                'fail'   => $form->translate('Let the whole import run fail'),
+                'keep'   => $form->translate('Keep the row, set the column value to null'),
+            ]),
+            'value'    => 'reject',
+            'required' => true,
+        ]);
+    }
+
+    public function hasArraySupport()
+    {
+        return true;
+    }
+
+    public function expandsRows()
+    {
+        return true;
+    }
+
+    public function transform($value)
+    {
+        if (empty($value)) {
+            $onDuplicate = $this->getSetting('on_empty', 'reject');
+            switch ($onDuplicate) {
+                case 'reject':
+                    return [];
+                case 'keep':
+                    return [null];
+                case 'fail':
+                    throw new InvalidArgumentException('Failed to clone row, value is empty');
+                default:
+                    throw new InvalidArgumentException(
+                        "'$onDuplicate' is not a valid 'on_duplicate' setting"
+                    );
+            }
+        }
+
+        if (! \is_array($value)) {
+            throw new InvalidArgumentException(
+                "Array required to clone this row, got " . Error::getPhpTypeName($value)
+            );
+        }
+
+        return $value;
+    }
+}