Add general proxy config class form

refs #9916

application/forms/Config/General/ProxyConfigForm.php

@@ -0,0 +1,66 @@
+<?php
+/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Forms\Config\General;
+
+use Icinga\Web\Form;
+
+/**
+ * Form class for proxy
+ */
+class ProxyConfigForm extends Form
+{
+    /**
+     * Initialize this form
+     */
+    public function init()
+    {
+        $this->setName('form_config_general_proxy');
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $this->addElement(
+            'checkbox',
+            'global_use_proxy',
+            array(
+                'required'      => true,
+                'autosubmit'    => true,
+                'value'         => false,
+                'label'         => $this->translate('Use proxy for Internet connections'),
+                'description'   => $this->translate(
+                    'Set whether to use a proxy for all Internet connections if the application is behind a proxy.'
+                )
+            )
+        );
+
+        if (isset($formData['global_use_proxy']) && $formData['global_use_proxy'] === "1") {
+            $this->addElement(
+                'text',
+                'proxy_http',
+                array(
+                    'required'      => true,
+                    'label'         => $this->translate('HTTP(S) Proxy'),
+                    'description'   => $this->translate('The proxy which will be used for poxy connections.')
+                )
+            );
+            $this->addElement(
+                'checkbox',
+                'proxy_http_request_fulluri',
+                array(
+                    'required'      => true,
+                    'value'         => false,
+                    'label'         => $this->translate('Request Full URI'),
+                    'description'   => $this->translate(
+                        'When checked, the entire URI will be used when constructing the request.'
+                    )
+                )
+            );
+        }
+
+        return $this;
+    }
+}