5 files changed, 185 insertions, 0 deletions
diff --git a/src/Renderer/Twig/Extensions/Config.php b/src/Renderer/Twig/Extensions/Config.php
new file mode 100644
index 00000000..dbbe93e7
--- /dev/null
+++ b/src/Renderer/Twig/Extensions/Config.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Engelsystem\Renderer\Twig\Extensions;
+
+use Engelsystem\Config\Config as EngelsystemConfig;
+use Twig_Extension as TwigExtension;
+use Twig_Function as TwigFunction;
+
+class Config extends TwigExtension
+{
+    /** @var EngelsystemConfig */
+    protected $config;
+
+    /**
+     * @param EngelsystemConfig $config
+     */
+    public function __construct(EngelsystemConfig $config)
+    {
+        $this->config = $config;
+    }
+
+    /**
+     * @return TwigFunction[]
+     */
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('config', [$this->config, 'get']),
+        ];
+    }
+}
diff --git a/src/Renderer/Twig/Extensions/Globals.php b/src/Renderer/Twig/Extensions/Globals.php
new file mode 100644
index 00000000..f9bffbc8
--- /dev/null
+++ b/src/Renderer/Twig/Extensions/Globals.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace Engelsystem\Renderer\Twig\Extensions;
+
+use Twig_Extension as TwigExtension;
+use Twig_Extension_GlobalsInterface as GlobalsInterface;
+
+class Globals extends TwigExtension implements GlobalsInterface
+{
+    /**
+     * Returns a list of global variables to add to the existing list.
+     *
+     * @return array An array of global variables
+     */
+    public function getGlobals()
+    {
+        global $user;
+
+        return [
+            'user' => isset($user) ? $user : [],
+        ];
+    }
+}
diff --git a/src/Renderer/Twig/Extensions/Session.php b/src/Renderer/Twig/Extensions/Session.php
new file mode 100644
index 00000000..4690f701
--- /dev/null
+++ b/src/Renderer/Twig/Extensions/Session.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Engelsystem\Renderer\Twig\Extensions;
+
+use Symfony\Component\HttpFoundation\Session\Session as SymfonySession;
+use Twig_Extension as TwigExtension;
+use Twig_Function as TwigFunction;
+
+class Session extends TwigExtension
+{
+    /** @var SymfonySession */
+    protected $session;
+
+    /**
+     * @param SymfonySession $session
+     */
+    public function __construct(SymfonySession $session)
+    {
+        $this->session = $session;
+    }
+
+    /**
+     * @return TwigFunction[]
+     */
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('session_get', [$this->session, 'get']),
+        ];
+    }
+}
diff --git a/src/Renderer/Twig/Extensions/Translation.php b/src/Renderer/Twig/Extensions/Translation.php
new file mode 100644
index 00000000..63f9800e
--- /dev/null
+++ b/src/Renderer/Twig/Extensions/Translation.php
@@ -0,0 +1,57 @@
+<?php
+
+namespace Engelsystem\Renderer\Twig\Extensions;
+
+use Engelsystem\Helpers\Translator;
+use Twig_Extension as TwigExtension;
+use Twig_Extensions_TokenParser_Trans as TranslationTokenParser;
+use Twig_Filter as TwigFilter;
+use Twig_Function as TwigFunction;
+use Twig_TokenParserInterface as TwigTokenParser;
+
+class Translation extends TwigExtension
+{
+    /** @var Translator */
+    protected $translator;
+
+    /** @var TranslationTokenParser */
+    protected $tokenParser;
+
+    /**
+     * @param Translator             $translator
+     * @param TranslationTokenParser $tokenParser
+     */
+    public function __construct(Translator $translator, TranslationTokenParser $tokenParser)
+    {
+        $this->translator = $translator;
+        $this->tokenParser = $tokenParser;
+    }
+
+    /**
+     * @return array
+     */
+    public function getFilters()
+    {
+        return [
+            new TwigFilter('trans', [$this->translator, 'translate']),
+        ];
+    }
+
+    /**
+     * @return TwigFunction[]
+     */
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('__', [$this->translator, 'translate']),
+        ];
+    }
+
+    /**
+     * @return TwigTokenParser[]
+     */
+    public function getTokenParsers()
+    {
+        return [$this->tokenParser];
+    }
+}
diff --git a/src/Renderer/Twig/Extensions/Url.php b/src/Renderer/Twig/Extensions/Url.php
new file mode 100644
index 00000000..62e59782
--- /dev/null
+++ b/src/Renderer/Twig/Extensions/Url.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Engelsystem\Renderer\Twig\Extensions;
+
+use Engelsystem\Http\UrlGenerator;
+use Twig_Extension as TwigExtension;
+use Twig_Function as TwigFunction;
+
+class Url extends TwigExtension
+{
+    /** @var UrlGenerator */
+    protected $urlGenerator;
+
+    /**
+     * @param UrlGenerator $urlGenerator
+     */
+    public function __construct(UrlGenerator $urlGenerator)
+    {
+        $this->urlGenerator = $urlGenerator;
+    }
+
+    /**
+     * @return TwigFunction[]
+     */
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('url', [$this, 'getUrl']),
+        ];
+    }
+
+    /**
+     * @param string $path
+     * @param array  $parameters
+     * @return UrlGenerator|string
+     */
+    public function getUrl($path, $parameters = [])
+    {
+        $path = str_replace('_', '-', $path);
+
+        return $this->urlGenerator->to($path, $parameters);
+    }
+}