maj && modif graphique

system/src/Grav/Common/Twig/TokenParser/TwigTokenParserCache.php

@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * @package    Grav\Common\Twig
+ *
+ * @copyright  Copyright (C) 2015 - 2020 Trilby Media, LLC. All rights reserved.
+ * @license    MIT License; see LICENSE file for details.
+ */
+
+namespace Grav\Common\Twig\TokenParser;
+
+use Grav\Common\Grav;
+use Grav\Common\Twig\Node\TwigNodeCache;
+use Twig\Token;
+use Twig\TokenParser\AbstractTokenParser;
+
+/**
+ * Adds ability to cache Twig between tags.
+ *
+ * {% cache 600 %}
+ * {{ some_complex_work() }}
+ * {% endcache %}
+ *
+ * Where the `600` is an optional lifetime in seconds
+ */
+class TwigTokenParserCache extends AbstractTokenParser
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function parse(Token $token)
+    {
+        $lineno = $token->getLine();
+        $stream = $this->parser->getStream();
+        $key = $this->parser->getVarName() . $lineno;
+        $lifetime = Grav::instance()['cache']->getLifetime();
+
+        // Check for optional lifetime override
+        if (!$stream->test(Token::BLOCK_END_TYPE)) {
+            $lifetime_expr = $this->parser->getExpressionParser()->parseExpression();
+            $lifetime = $lifetime_expr->getAttribute('value');
+        }
+
+        $stream->expect(Token::BLOCK_END_TYPE);
+        $body = $this->parser->subparse(array($this, 'decideCacheEnd'), true);
+        $stream->expect(Token::BLOCK_END_TYPE);
+
+        return new TwigNodeCache($key, $lifetime, $body, $lineno, $this->getTag());
+    }
+
+    /**
+     * Decide if current token marks end of cache block.
+     *
+     * @param Token $token
+     * @return bool
+     */
+    public function decideCacheEnd(Token $token)
+    {
+        return $token->test('endcache');
+    }
+    /**
+     * {@inheritDoc}
+     */
+    public function getTag()
+    {
+        return 'cache';
+    }
+}