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msd2/phpBB3/vendor/symfony/twig-bridge/Extension/HttpFoundationExtension.php

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+<?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\Bridge\Twig\Extension;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\Routing\RequestContext;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+/**
+ * Twig extension for the Symfony HttpFoundation component.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class HttpFoundationExtension extends AbstractExtension
+{
+    private $requestStack;
+    private $requestContext;
+
+    public function __construct(RequestStack $requestStack, RequestContext $requestContext = null)
+    {
+        $this->requestStack = $requestStack;
+        $this->requestContext = $requestContext;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getFunctions()
+    {
+        return array(
+            new TwigFunction('absolute_url', array($this, 'generateAbsoluteUrl')),
+            new TwigFunction('relative_path', array($this, 'generateRelativePath')),
+        );
+    }
+
+    /**
+     * Returns the absolute URL for the given absolute or relative path.
+     *
+     * This method returns the path unchanged if no request is available.
+     *
+     * @param string $path The path
+     *
+     * @return string The absolute URL
+     *
+     * @see Request::getUriForPath()
+     */
+    public function generateAbsoluteUrl($path)
+    {
+        if (false !== strpos($path, '://') || '//' === substr($path, 0, 2)) {
+            return $path;
+        }
+
+        if (!$request = $this->requestStack->getMasterRequest()) {
+            if (null !== $this->requestContext && '' !== $host = $this->requestContext->getHost()) {
+                $scheme = $this->requestContext->getScheme();
+                $port = '';
+
+                if ('http' === $scheme && 80 != $this->requestContext->getHttpPort()) {
+                    $port = ':'.$this->requestContext->getHttpPort();
+                } elseif ('https' === $scheme && 443 != $this->requestContext->getHttpsPort()) {
+                    $port = ':'.$this->requestContext->getHttpsPort();
+                }
+
+                if ('#' === $path[0]) {
+                    $queryString = $this->requestContext->getQueryString();
+                    $path = $this->requestContext->getPathInfo().($queryString ? '?'.$queryString : '').$path;
+                } elseif ('?' === $path[0]) {
+                    $path = $this->requestContext->getPathInfo().$path;
+                }
+
+                if ('/' !== $path[0]) {
+                    $path = rtrim($this->requestContext->getBaseUrl(), '/').'/'.$path;
+                }
+
+                return $scheme.'://'.$host.$port.$path;
+            }
+
+            return $path;
+        }
+
+        if ('#' === $path[0]) {
+            $path = $request->getRequestUri().$path;
+        } elseif ('?' === $path[0]) {
+            $path = $request->getPathInfo().$path;
+        }
+
+        if (!$path || '/' !== $path[0]) {
+            $prefix = $request->getPathInfo();
+            $last = \strlen($prefix) - 1;
+            if ($last !== $pos = strrpos($prefix, '/')) {
+                $prefix = substr($prefix, 0, $pos).'/';
+            }
+
+            return $request->getUriForPath($prefix.$path);
+        }
+
+        return $request->getSchemeAndHttpHost().$path;
+    }
+
+    /**
+     * Returns a relative path based on the current Request.
+     *
+     * This method returns the path unchanged if no request is available.
+     *
+     * @param string $path The path
+     *
+     * @return string The relative path
+     *
+     * @see Request::getRelativeUriForPath()
+     */
+    public function generateRelativePath($path)
+    {
+        if (false !== strpos($path, '://') || '//' === substr($path, 0, 2)) {
+            return $path;
+        }
+
+        if (!$request = $this->requestStack->getMasterRequest()) {
+            return $path;
+        }
+
+        return $request->getRelativeUriForPath($path);
+    }
+
+    /**
+     * Returns the name of the extension.
+     *
+     * @return string The extension name
+     */
+    public function getName()
+    {
+        return 'request';
+    }
+}