Refactor authentication system (#2602)

Make auth configuration available via UI, remove FOSUserBundle and SAML-Bundle dependency

src/Utils/CommandStyle.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Utils;
+
+use App\Validator\ValidationFailedException;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+final class CommandStyle
+{
+    private $input;
+    private $output;
+    private $style;
+
+    public function __construct(InputInterface $input, OutputInterface $output)
+    {
+        $this->input = $input;
+        $this->output = $output;
+    }
+
+    private function getStyle(): SymfonyStyle
+    {
+        if ($this->style === null) {
+            $this->style = new SymfonyStyle($this->input, $this->output);
+        }
+
+        return $this->style;
+    }
+
+    public function success($message): void
+    {
+        $this->getStyle()->success($message);
+    }
+
+    public function error($message): void
+    {
+        $this->getStyle()->error($message);
+    }
+
+    public function warning($message): void
+    {
+        $this->getStyle()->warning($message);
+    }
+
+    public function validationError(ValidationFailedException $exception): void
+    {
+        $errors = $exception->getViolations();
+        if ($errors->count() > 0) {
+            $style = $this->getStyle();
+            /** @var \Symfony\Component\Validator\ConstraintViolation $error */
+            foreach ($errors as $error) {
+                $value = $error->getInvalidValue();
+                $style->error(
+                    $error->getPropertyPath()
+                    . ' (' . (\is_array($value) ? implode(',', $value) : $value) . ')'
+                    . "\n    "
+                    . $error->getMessage()
+                );
+            }
+        }
+    }
+}