CustomVariable: render expressions in Arrays...

...and introduce a new abstract method

library/Director/CustomVariable/CustomVariable.php

@@ -4,6 +4,7 @@ namespace Icinga\Module\Director\CustomVariable;
 
 use Icinga\Exception\ProgrammingError;
 use Icinga\Module\Director\Db\Cache\PrefetchCache;
+use Icinga\Module\Director\IcingaConfig\IcingaConfigHelper as c;
 use Icinga\Module\Director\IcingaConfig\IcingaConfigRenderer;
 use Exception;
 
@@ -81,6 +82,8 @@ abstract class CustomVariable implements IcingaConfigRenderer
 
     abstract public function getValue();
 
+    abstract public function toConfigString($renderExpressions = false);
+
     public function isNew()
     {
         return ! $this->loadedFromDb;

library/Director/CustomVariable/CustomVariableArray.php

@@ -69,9 +69,14 @@ class CustomVariableArray extends CustomVariable
         return $this;
     }
 
-    public function toConfigString()
+    public function toConfigString($renderExpressions = false)
     {
-        return c::renderArray($this->value);
+        $parts = array();
+        foreach ($this->value as $k => $v) {
+            $parts[] = $v->toConfigString($renderExpressions);
+        }
+
+        return c::renderEscapedArray($parts);
     }
 
     public function __clone()

library/Director/CustomVariable/CustomVariableBoolean.php

@@ -41,7 +41,7 @@ class CustomVariableBoolean extends CustomVariable
         return $this;
     }
 
-    public function toConfigString()
+    public function toConfigString($renderExpressions = false)
     {
         return $this->value ? 'true' : 'false';
     }

library/Director/CustomVariable/CustomVariableDictionary.php

@@ -109,8 +109,9 @@ class CustomVariableDictionary extends CustomVariable implements Countable
         return $this->value[$key];
     }
 
-    public function toConfigString()
+    public function toConfigString($renderExpressions = false)
     {
+        // TODO
         return c::renderDictionary($this->value);
     }
 

library/Director/CustomVariable/CustomVariableNull.php

@@ -40,7 +40,7 @@ class CustomVariableNull extends CustomVariable
         return $this;
     }
 
-    public function toConfigString()
+    public function toConfigString($renderExpressions = false)
     {
         return 'null';
     }

library/Director/CustomVariable/CustomVariableNumber.php

@@ -57,7 +57,7 @@ class CustomVariableNumber extends CustomVariable
         return $this;
     }
 
-    public function toConfigString()
+    public function toConfigString($renderExpressions = false)
     {
         if (is_int($this->value)) {
             return (string) $this->value;

library/Director/IcingaConfig/IcingaConfigHelper.php

@@ -123,15 +123,20 @@ class IcingaConfigHelper
                 $data[] = self::renderString($entry);
             }
         }
-        $str = '[ ' . implode(', ', $data) . ' ]';
+
+        return static::renderEscapedArray($data);
+    }
+
+    public static function renderEscapedArray($array)
+    {
+        $str = '[ ' . implode(', ', $array) . ' ]';
 
         if (strlen($str) < 60) {
             return $str;
         }
 
         // Prefix for toConfigString?
-        return "[\n    " . implode(",\n    ", $data) . "\n]";
-
+        return "[\n    " . implode(",\n    ", $array) . "\n]";
     }
 
     public static function renderDictionary($dictionary)