From 8ca6cc32b2c789a3149861159ad258f2cb9491e3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 14:39:39 +0200
Subject: Adding upstream version 2.11.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../Icinga/Web/Form/Decorator/ElementDoubler.php   | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 library/Icinga/Web/Form/Decorator/ElementDoubler.php

(limited to 'library/Icinga/Web/Form/Decorator/ElementDoubler.php')

diff --git a/library/Icinga/Web/Form/Decorator/ElementDoubler.php b/library/Icinga/Web/Form/Decorator/ElementDoubler.php
new file mode 100644
index 0000000..2da5646
--- /dev/null
+++ b/library/Icinga/Web/Form/Decorator/ElementDoubler.php
@@ -0,0 +1,63 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Form\Decorator;
+
+use Zend_Form_Element;
+use Zend_Form_Decorator_Abstract;
+
+/**
+ * A decorator that will double a single element of a display group
+ *
+ * The options `condition', `double' and `attributes' can be passed to the constructor and are used to affect whether
+ * the doubling should take effect, which element should be doubled and which HTML attributes should be applied to the
+ * doubled element, respectively.
+ *
+ * `condition' must be an element's name that when it's part of the display group causes the condition to be met.
+ * `double' must be an element's name and must be part of the display group.
+ * `attributes' is just an array of key-value pairs.
+ *
+ * You can also pass `placement' to control whether the doubled element is prepended or appended.
+ */
+class ElementDoubler extends Zend_Form_Decorator_Abstract
+{
+    /**
+     * Return the display group's elements with an additional copy of an element being added if the condition is met
+     *
+     * @param   string  $content    The HTML rendered so far
+     *
+     * @return  string
+     */
+    public function render($content)
+    {
+        $group = $this->getElement();
+        if ($group->getElement($this->getOption('condition')) !== null) {
+            if ($this->getPlacement() === static::APPEND) {
+                return $content . $this->applyAttributes($group->getElement($this->getOption('double')))->render();
+            } else { // $this->getPlacement() === static::PREPEND
+                return $this->applyAttributes($group->getElement($this->getOption('double')))->render() . $content;
+            }
+        }
+
+        return $content;
+    }
+
+    /**
+     * Apply all element attributes
+     *
+     * @param   Zend_Form_Element   $element    The element to apply the attributes to
+     *
+     * @return  Zend_Form_Element
+     */
+    protected function applyAttributes(Zend_Form_Element $element)
+    {
+        $attributes = $this->getOption('attributes');
+        if ($attributes !== null) {
+            foreach ($attributes as $name => $value) {
+                $element->setAttrib($name, $value);
+            }
+        }
+
+        return $element;
+    }
+}
-- 
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