IcingaServiceForm: add NamePattern validator

application/forms/IcingaServiceForm.php

@@ -10,6 +10,7 @@ use Icinga\Module\Director\Web\Form\DirectorObjectForm;
 use Icinga\Module\Director\Objects\IcingaHost;
 use Icinga\Module\Director\Objects\IcingaService;
 use Icinga\Module\Director\Objects\IcingaServiceSet;
+use Icinga\Module\Director\Web\Form\Validate\NamePattern;
 use ipl\Html\Html;
 use ipl\Html\Link;
 
@@ -73,7 +74,7 @@ class IcingaServiceForm extends DirectorObjectForm
 
     protected function providesOverrides()
     {
-        return  $this->applyGenerated
+        return $this->applyGenerated
             || $this->inheritedFrom
             || ($this->host && $this->set)
             || ($this->object && $this->object->usesVarOverrides());
@@ -340,6 +341,15 @@ class IcingaServiceForm extends DirectorObjectForm
             )
         ));
 
+        if ($this->object()->isApplyRule()) {
+            $rName = 'director/service/apply/filter-by-name';
+            foreach ($this->getAuth()->getRestrictions($rName) as $restriction) {
+                $this->getElement('object_name')->addValidator(
+                    new NamePattern($restriction)
+                );
+            }
+        }
+
         return $this;
     }
 

library/Director/Web/Form/Validate/NamePattern.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Icinga\Module\Director\Web\Form\Validate;
+
+use Icinga\Data\Filter\FilterMatch;
+use Zend_Validate_Abstract;
+
+class NamePattern extends Zend_Validate_Abstract
+{
+    const INVALID = 'intInvalid';
+
+    private $pattern;
+
+    private $filter;
+
+    public function __construct($pattern)
+    {
+        $this->pattern = $pattern;
+        $this->_messageTemplates[self::INVALID] = sprintf(
+            'Does not match %s',
+            $pattern
+        );
+    }
+
+    protected function matches($value)
+    {
+        if ($this->filter === null) {
+            $this->filter = new FilterMatch('prop', '=', $this->pattern);
+        }
+
+        return $this->filter->matches($value);
+    }
+
+    public function isValid($value)
+    {
+        if ($this->matches((object) ['prop' => $value])) {
+            return true;
+        } else {
+            $this->_error(self::INVALID, $value);
+
+            return false;
+        }
+    }
+}