add Twig & refactor poche

1 files changed, 56 insertions, 0 deletions

diff --git a/inc/Twig/Extensions/Grammar/Tag.php b/inc/Twig/Extensions/Grammar/Tag.php
new file mode 100644
index 00000000..727f2610
--- /dev/null
+++ b/inc/Twig/Extensions/Grammar/Tag.php
@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Tag extends Twig_Extensions_Grammar
+{
+    protected $grammar;
+
+    public function __construct()
+    {
+        $this->grammar = array();
+        foreach (func_get_args() as $grammar) {
+            $this->addGrammar($grammar);
+        }
+    }
+
+    public function __toString()
+    {
+        $repr = array();
+        foreach ($this->grammar as $grammar) {
+            $repr[] = (string) $grammar;
+        }
+
+        return implode(' ', $repr);
+    }
+
+    public function addGrammar(Twig_Extensions_GrammarInterface $grammar)
+    {
+        $this->grammar[] = $grammar;
+    }
+
+    public function parse(Twig_Token $token)
+    {
+        $elements = array();
+        foreach ($this->grammar as $grammar) {
+            $grammar->setParser($this->parser);
+
+            $element = $grammar->parse($token);
+            if (is_array($element)) {
+                $elements = array_merge($elements, $element);
+            } else {
+                $elements[$grammar->getName()] = $element;
+            }
+        }
+
+        $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+        return $elements;
+    }
+}