CustomVariable: lots of rendering improvements

library/Director/CustomVariable/CustomVariable.php

@@ -44,40 +44,26 @@ abstract class CustomVariable
         return $this->key;
     }
 
-    public function getValue()
-    {
-        return $this->value;
-    }
-
-    public function setValue($value)
-    {
-        if ($value instanceof CustomVariable) {
-            if (! $this->equals($value)) {
-                $this->reallySetValue($value);
-            }
-        } elseif ($value !== $this->value) {
-            $this->reallySetValue($value);
-        }
-
-        return $this;
-    }
-
-    protected function reallySetValue($value)
-    {
-        $this->modified = true;
-        $this->value = $value;
-    }
+    abstract public function setValue($value);
 
     public function hasBeenModified()
     {
         return $this->modified;
     }
 
+    public function setModified($modified = true)
+    {
+        $this->modified = $modified;
+        if (! $this->modified) {
+            $this->storedValue = clone($this->value);
+        }
+
+        return $this;
+    }
+
     public function setUnmodified()
     {
-        $this->modified = false;
-        $this->storedValue = clone($this->value);
-        return $this;
+        return $this->setModified(false);
     }
 
     abstract public function equals(CustomVariable $var);
@@ -89,6 +75,15 @@ abstract class CustomVariable
         return ! $this->equals($var);
     }
 
+    public static function wantCustomVariable($key, $value)
+    {
+        if ($value instanceof CustomVariable) {
+            return $value;
+        }
+
+        return self::create($key, $value);
+    }
+
     public static function create($key, $value)
     {
         if (is_string($value)) {

library/Director/CustomVariable/CustomVariableArray.php

@@ -2,6 +2,8 @@
 
 namespace Icinga\Module\Director\CustomVariable;
 
+use Icinga\Module\Director\IcingaConfigHelper as c;
+
 class CustomVariableArray extends CustomVariable
 {
     public function equals(CustomVariable $var)
@@ -13,9 +15,34 @@ class CustomVariableArray extends CustomVariable
         return $var->getValue() === $this->getValue();
     }
 
-    public function toConfigString()
+    public function setValue($value)
     {
-        // TODO: Implement toConfigString() method.
+        $new = array();
+
+        foreach ($value as $key => $val) {
+            $new[$key] = self::wantCustomVariable($key, $val);
+        }
+
+        // WTF?
+        if ($this->value === $new) {
+            return $this;
+        }
+
+        $this->value = $new;
+        $this->setModified();
+
+        return $this;
     }
 
+    public function toConfigString()
+    {
+        $str = '[ ' . implode(', ', $this->value) . ' ]';
+
+        if (strlen($str) < 60) {
+            return $str;
+        }
+
+        // Prefix for toConfigString?
+        return "[\n    " . implode(",\n    ", $this->value) . "\n]";
+    }
 }

library/Director/CustomVariable/CustomVariableString.php

@@ -11,11 +11,27 @@ class CustomVariableString extends CustomVariable
         return $var->getValue() === $this->getValue();
     }
 
+    public function getValue()
+    {
+        return $this->value;
+    }
+
+    public function setValue($value)
+    {
+        if (! is_string($value)) {
+            $value = (string) $value;
+        }
+
+        if ($value !== $this->value) {
+            $this->value = $value;
+            $this->setModified();
+        }
+
+        return $this;
+    } 
+
     public function toConfigString()
     {
-        return c::renderKeyValue(
-            c::escapeIfReserved($this->getKey()),
-            c::renderString($this->getValue())
-        );
+        return c::renderString($this->getValue());
     }
 }

library/Director/CustomVariable/CustomVariables.php

@@ -2,6 +2,8 @@
 
 namespace Icinga\Module\Director\CustomVariable;
 
+use Icinga\Module\Director\IcingaConfigHelper as c;
+
 class CustomVariables
 {
     protected $storedVars = array();
@@ -62,7 +64,11 @@ class CustomVariables
         $out = '';
 
         foreach ($this->vars as $key => $var) {
-            $out .= $var->toConfigString();
+            $out .= c::renderKeyValue(
+                c::escapeIfReserved($key),
+                $var->toConfigString(),
+                '    vars.'
+            );
         }
 
         return $out;