IcingaServiceForm: allow to define apply rules...

...based on templates.

fixes #1359

application/controllers/SuggestController.php

@@ -234,7 +234,11 @@ class SuggestController extends ActionController
 
     protected function getFilterColumns($prefix, $keys)
     {
-        $all = IcingaService::enumProperties($this->db(), $prefix);
+        if ($prefix === 'host.') {
+            $all = IcingaHost::enumProperties($this->db(), $prefix);
+        } else {
+            $all = IcingaService::enumProperties($this->db(), $prefix);
+        }
         $res = [];
         foreach ($keys as $key) {
             if (array_key_exists($key, $all)) {

application/forms/IcingaServiceForm.php

@@ -406,14 +406,14 @@ class IcingaServiceForm extends DirectorObjectForm
 
     protected function addAssignmentElements()
     {
-        $this->addAssignFilter(array(
-            'columns' => IcingaHost::enumProperties($this->db, 'host.'),
+        $this->addAssignFilter([
+            'suggestionContext' => 'HostFilterColumns',
             'required' => true,
             'description' => $this->translate(
                 'This allows you to configure an assignment filter. Please feel'
                 . ' free to combine as many nested operators as you want'
             )
-        ));
+        ]);
 
         return $this;
     }

library/Director/Objects/IcingaHost.php

@@ -106,7 +106,7 @@ class IcingaHost extends IcingaObject
         if ($filter === null) {
             $filter = new PropertiesFilter();
         }
-        $realProperties = static::create()->listProperties();
+        $realProperties = array_merge(['templates'], static::create()->listProperties());
         sort($realProperties);
 
         if ($filter->match(PropertiesFilter::$HOST_PROPERTY, 'name')) {

library/Director/Objects/ObjectApplyMatches.php

@@ -206,6 +206,10 @@ abstract class ObjectApplyMatches
     {
         $this->object = $object;
         $this->flatObject = $object->toPlainObject(true, false);
+        // Sure, we are flat - but we might still want to match templates.
+        // TODO: Flatten the whole tree
+        unset($this->flatObject->imports);
+        $this->flatObject->templates = $object->imports()->listImportNames();
         static::flattenVars($this->flatObject);
     }
 }