Add authentication page

refs #7163

application/forms/Setup/AuthenticationPage.php

@@ -0,0 +1,61 @@
+<?php
+// {{{ICINGA_LICENSE_HEADER}}}
+// {{{ICINGA_LICENSE_HEADER}}}
+
+namespace Icinga\Form\Setup;
+
+use Icinga\Web\Form;
+use Icinga\Application\Platform;
+
+/**
+ * Wizard page to choose an authentication backend
+ */
+class AuthenticationPage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_authentication_type');
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $this->addElement(
+            'note',
+            'description',
+            array(
+                'value' => t(
+                    'Please choose how you want to authenticate when accessing Icinga Web 2.'
+                    . ' Configuring backend specific details follows in a later step.'
+                )
+            )
+        );
+
+        $backendTypes = array();
+        if (Platform::extensionLoaded('pdo') && (Platform::zendClassExists('Zend_Db_Adapter_Pdo_Mysql')
+            || Platform::zendClassExists('Zend_Db_Adapter_Pdo_Pgsql')))
+        {
+            $backendTypes['db'] = t('Database');
+        }
+        if (Platform::extensionLoaded('ldap')) {
+            $backendTypes['ldap'] = 'LDAP';
+        }
+        $backendTypes['autologin'] = t('Autologin');
+
+        $this->addElement(
+            'select',
+            'type',
+            array(
+                'required'      => true,
+                'label'         => t('Authentication Type'),
+                'description'   => t('The type of authentication to use when accessing Icinga Web 2'),
+                'multiOptions'  => $backendTypes
+            )
+        );
+    }
+}