ab0215e6bb187dd1f123fe21dc6fc1460958ec7e
[yaffs-website] / vendor / twig / twig / lib / Twig / Node / ForLoop.php
1 <?php
2
3 /*
4  * This file is part of Twig.
5  *
6  * (c) Fabien Potencier
7  *
8  * For the full copyright and license information, please view the LICENSE
9  * file that was distributed with this source code.
10  */
11
12 /**
13  * Internal node used by the for node.
14  *
15  * @author Fabien Potencier <fabien@symfony.com>
16  */
17 class Twig_Node_ForLoop extends Twig_Node
18 {
19     public function __construct($lineno, $tag = null)
20     {
21         parent::__construct(array(), array('with_loop' => false, 'ifexpr' => false, 'else' => false), $lineno, $tag);
22     }
23
24     public function compile(Twig_Compiler $compiler)
25     {
26         if ($this->getAttribute('else')) {
27             $compiler->write("\$context['_iterated'] = true;\n");
28         }
29
30         if ($this->getAttribute('with_loop')) {
31             $compiler
32                 ->write("++\$context['loop']['index0'];\n")
33                 ->write("++\$context['loop']['index'];\n")
34                 ->write("\$context['loop']['first'] = false;\n")
35             ;
36
37             if (!$this->getAttribute('ifexpr')) {
38                 $compiler
39                     ->write("if (isset(\$context['loop']['length'])) {\n")
40                     ->indent()
41                     ->write("--\$context['loop']['revindex0'];\n")
42                     ->write("--\$context['loop']['revindex'];\n")
43                     ->write("\$context['loop']['last'] = 0 === \$context['loop']['revindex0'];\n")
44                     ->outdent()
45                     ->write("}\n")
46                 ;
47             }
48         }
49     }
50 }