IcingaConfig: improve prefix/intendation handling

library/Director/CustomVariable/CustomVariables.php

@@ -65,9 +65,8 @@ class CustomVariables
 
         foreach ($this->vars as $key => $var) {
             $out .= c::renderKeyValue(
-                c::escapeIfReserved($key),
-                $var->toConfigString(),
-                '    vars.'
+                'vars.' . c::escapeIfReserved($key),
+                $var->toConfigString()
             );
         }
 

library/Director/IcingaConfig/IcingaConfigHelper.php

@@ -35,14 +35,19 @@ class IcingaConfigHelper
         'in',
     );
 
-    public static function renderKeyValue($key, $value, $prefix = '')
+    public static function renderKeyValue($key, $value, $prefix = '    ')
     {
-        return sprintf(
-            "%s%s = %s\n",
-            $prefix,
+        $string = sprintf(
+            "%s = %s",
             $key,
             $value
         );
+
+        if ($prefix && strpos($string, "\n") !== false) {
+            return $prefix . implode("\n" . $prefix, explode("\n", $string)) . "\n";
+        }
+
+        return $prefix . $string . "\n";
     }
 
     public static function renderBoolean($value)

library/Director/Objects/IcingaCommand.php

@@ -21,6 +21,6 @@ class IcingaCommand extends IcingaObject
     protected function renderMethods_execute()
     {
         // Execute is a reserved word in SQL, column name was prefixed
-        return c::renderKeyValue('execute', $this->methods_execute, '    ');
+        return c::renderKeyValue('execute', $this->methods_execute);
     }
 }

library/Director/Objects/IcingaObject.php

@@ -98,7 +98,7 @@ abstract class IcingaObject extends DbObject
             if (method_exists($this, $method)) {
                 $out .= $this->$method($value);
             } else {
-                $out .= c::renderKeyValue($key, c::renderString($value), '    ');
+                $out .= c::renderKeyValue($key, c::renderString($value));
             }
         }
 
@@ -111,7 +111,7 @@ abstract class IcingaObject extends DbObject
 
     protected function renderBooleanProperty($key)
     {
-        return c::renderKeyValue($key, c::renderBoolean($this->$key), '    ');
+        return c::renderKeyValue($key, c::renderBoolean($this->$key));
     }
 
     protected function renderSuffix()
@@ -135,8 +135,7 @@ abstract class IcingaObject extends DbObject
     {
         return c::renderKeyValue(
             $propertyName,
-            c::renderString($this->connection->getCommandName($commandId)),
-            '    '
+            c::renderString($this->connection->getCommandName($commandId))
         );
     }
 
@@ -144,8 +143,7 @@ abstract class IcingaObject extends DbObject
     {
         return c::renderKeyValue(
             $propertyName,
-            c::renderString($this->connection->getZoneName($zoneId)),
-            '    '
+            c::renderString($this->connection->getZoneName($zoneId))
         );
     }