CustomVariable*(Legacy): Add toLegacyConfigString

refs #12919

library/Director/CustomVariable/CustomVariableArray.php

@@ -3,6 +3,7 @@
 namespace Icinga\Module\Director\CustomVariable;
 
 use Icinga\Module\Director\IcingaConfig\IcingaConfigHelper as c;
+use Icinga\Module\Director\IcingaConfig\IcingaLegacyConfigHelper as c1;
 
 class CustomVariableArray extends CustomVariable
 {
@@ -79,4 +80,9 @@ class CustomVariableArray extends CustomVariable
             $this->value[$key] = clone($value);
         }
     }
+
+    public function toLegacyConfigString()
+    {
+        return c1::renderArray($this->value);
+    }
 }

library/Director/CustomVariable/CustomVariableBoolean.php

@@ -45,4 +45,9 @@ class CustomVariableBoolean extends CustomVariable
     {
         return $this->value ? 'true' : 'false';
     }
+
+    public function toLegacyConfigString()
+    {
+        return $this->toConfigString();
+    }
 }

library/Director/CustomVariable/CustomVariableDictionary.php

@@ -3,6 +3,7 @@
 namespace Icinga\Module\Director\CustomVariable;
 
 use Icinga\Module\Director\IcingaConfig\IcingaConfigHelper as c;
+use Icinga\Module\Director\IcingaConfig\IcingaLegacyConfigHelper as c1;
 use Countable;
 
 class CustomVariableDictionary extends CustomVariable implements Countable
@@ -112,4 +113,9 @@ class CustomVariableDictionary extends CustomVariable implements Countable
     {
         return c::renderDictionary($this->value);
     }
+
+    public function toLegacyConfigString()
+    {
+        return c1::renderDictionary($this->value);
+    }
 }

library/Director/CustomVariable/CustomVariableNull.php

@@ -44,4 +44,9 @@ class CustomVariableNull extends CustomVariable
     {
         return 'null';
     }
+
+    public function toLegacyConfigString()
+    {
+        return $this->toConfigString();
+    }
 }

library/Director/CustomVariable/CustomVariableNumber.php

@@ -65,4 +65,9 @@ class CustomVariableNumber extends CustomVariable
             return sprintf(self::PRECISION, $this->value);
         }
     }
+
+    public function toLegacyConfigString()
+    {
+        return $this->toConfigString();
+    }
 }

library/Director/CustomVariable/CustomVariableString.php

@@ -3,6 +3,7 @@
 namespace Icinga\Module\Director\CustomVariable;
 
 use Icinga\Module\Director\IcingaConfig\IcingaConfigHelper as c;
+use Icinga\Module\Director\IcingaConfig\IcingaLegacyConfigHelper as c1;
 
 class CustomVariableString extends CustomVariable
 {
@@ -44,4 +45,9 @@ class CustomVariableString extends CustomVariable
             return c::renderString($this->getValue());
         }
     }
+
+    public function toLegacyConfigString()
+    {
+        return c1::renderString($this->getValue());
+    }
 }

library/Director/CustomVariable/CustomVariables.php

@@ -4,7 +4,9 @@ namespace Icinga\Module\Director\CustomVariable;
 
 use Icinga\Module\Director\Db;
 use Icinga\Module\Director\IcingaConfig\IcingaConfigHelper as c;
+use Icinga\Module\Director\IcingaConfig\IcingaLegacyConfigHelper as c1;
 use Icinga\Module\Director\IcingaConfig\IcingaConfigRenderer;
+use Icinga\Module\Director\Objects\IcingaHostVar;
 use Icinga\Module\Director\Objects\IcingaObject;
 use Countable;
 use Exception;
@@ -284,6 +286,35 @@ class CustomVariables implements Iterator, Countable, IcingaConfigRenderer
         return $out;
     }
 
+    public function toLegacyConfigString()
+    {
+        $out = '';
+
+        ksort($this->vars);
+        foreach ($this->vars as $key => $var) {
+            /** @var CustomVariable $var */
+            // TODO: ctype_alnum + underscore?
+            $value = null;
+            switch ($type = $var->getType()) {
+                case 'String':
+                    # TODO: Make Prefetchable
+                    $value = $var->toLegacyConfigString();
+                    break;
+                default:
+                    $out .= sprintf("# Unsupported var: %s (%s)\n", $key, $type);
+            }
+
+            if ($value !== null) {
+                $out .= c1::renderKeyValue('_' . $key, $value);
+            }
+        }
+        if ($out !== '') {
+            $out = "\n".$out;
+        }
+
+        return $out;
+    }
+
     /**
      * @param string $key
      * @param CustomVariable $var