N°2435.1 Portal: Split portal composer.json in 2

- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content

lib/symfony/framework-bundle/Routing/DelegatingLoader.php

@@ -0,0 +1,91 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bundle\FrameworkBundle\Routing;
+
+use Symfony\Bundle\FrameworkBundle\Controller\ControllerNameParser;
+use Symfony\Component\Config\Exception\FileLoaderLoadException;
+use Symfony\Component\Config\Loader\DelegatingLoader as BaseDelegatingLoader;
+use Symfony\Component\Config\Loader\LoaderResolverInterface;
+
+/**
+ * DelegatingLoader delegates route loading to other loaders using a loader resolver.
+ *
+ * This implementation resolves the _controller attribute from the short notation
+ * to the fully-qualified form (from a:b:c to class::method).
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class DelegatingLoader extends BaseDelegatingLoader
+{
+    protected $parser;
+    private $loading = false;
+
+    /**
+     * @param ControllerNameParser    $parser   A ControllerNameParser instance
+     * @param LoaderResolverInterface $resolver A LoaderResolverInterface instance
+     */
+    public function __construct(ControllerNameParser $parser, LoaderResolverInterface $resolver)
+    {
+        $this->parser = $parser;
+
+        parent::__construct($resolver);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function load($resource, $type = null)
+    {
+        if ($this->loading) {
+            // This can happen if a fatal error occurs in parent::load().
+            // Here is the scenario:
+            // - while routes are being loaded by parent::load() below, a fatal error
+            //   occurs (e.g. parse error in a controller while loading annotations);
+            // - PHP abruptly empties the stack trace, bypassing all catch/finally blocks;
+            //   it then calls the registered shutdown functions;
+            // - the ErrorHandler catches the fatal error and re-injects it for rendering
+            //   thanks to HttpKernel->terminateWithException() (that calls handleException());
+            // - at this stage, if we try to load the routes again, we must prevent
+            //   the fatal error from occurring a second time,
+            //   otherwise the PHP process would be killed immediately;
+            // - while rendering the exception page, the router can be required
+            //   (by e.g. the web profiler that needs to generate an URL);
+            // - this handles the case and prevents the second fatal error
+            //   by triggering an exception beforehand.
+
+            throw new FileLoaderLoadException($resource, null, null, null, $type);
+        }
+        $this->loading = true;
+
+        try {
+            $collection = parent::load($resource, $type);
+        } finally {
+            $this->loading = false;
+        }
+
+        foreach ($collection->all() as $route) {
+            if (!\is_string($controller = $route->getDefault('_controller')) || !$controller) {
+                continue;
+            }
+
+            try {
+                $controller = $this->parser->parse($controller);
+            } catch (\InvalidArgumentException $e) {
+                // unable to optimize unknown notation
+            }
+
+            $route->setDefault('_controller', $controller);
+        }
+
+        return $collection;
+    }
+}