1 files changed, 35 insertions, 0 deletions
diff --git a/library/Icinga/Web/Form/Decorator/ConditionalHidden.php b/library/Icinga/Web/Form/Decorator/ConditionalHidden.php
new file mode 100644
index 0000000..0f84535
--- /dev/null
+++ b/library/Icinga/Web/Form/Decorator/ConditionalHidden.php
@@ -0,0 +1,35 @@
+<?php
+/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Form\Decorator;
+
+use Zend_Form_Decorator_Abstract;
+
+/**
+ * Decorator to hide elements using a &gt;noscript&lt; tag instead of
+ * type='hidden' or css styles.
+ *
+ * This allows to hide depending elements for browsers with javascript
+ * (who can then automatically refresh their pages) but show them in
+ * case JavaScript is disabled
+ */
+class ConditionalHidden extends Zend_Form_Decorator_Abstract
+{
+    /**
+     * Generate a field that will be wrapped in <noscript> tag if the
+     * "condition" attribute is set and false or 0
+     *
+     * @param   string $content The tag's content
+     *
+     * @return  string The generated tag
+     */
+    public function render($content = '')
+    {
+        $attributes = $this->getElement()->getAttribs();
+        $condition = isset($attributes['condition']) ? $attributes['condition'] : 1;
+        if ($condition != 1) {
+            $content = '<noscript>' . $content . '</noscript>';
+        }
+        return $content;
+    }
+}