Verzeichnisstruktur phpBB-3.3.15
- Veröffentlicht
- 28.08.2024
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IfNode.php
01 <?php
02
03 /*
04 * This file is part of Twig.
05 *
06 * (c) Fabien Potencier
07 * (c) Armin Ronacher
08 *
09 * For the full copyright and license information, please view the LICENSE
10 * file that was distributed with this source code.
11 */
12
13 namespace Twig\Node;
14
15 use Twig\Compiler;
16
17 /**
18 * Represents an if node.
19 *
20 * @author Fabien Potencier <fabien@symfony.com>
21 */
22 class IfNode extends Node
23 {
24 public function __construct(Node $tests, ?Node $else, int $lineno, string $tag = null)
25 {
26 $nodes = ['tests' => $tests];
27 if (null !== $else) {
28 $nodes['else'] = $else;
29 }
30
31 parent::__construct($nodes, [], $lineno, $tag);
32 }
33
34 public function compile(Compiler $compiler)
35 {
36 $compiler->addDebugInfo($this);
37 for ($i = 0, $count = \count($this->getNode('tests')); $i < $count; $i += 2) {
38 if ($i > 0) {
39 $compiler
40 ->outdent()
41 ->write('} elseif (')
42 ;
43 } else {
44 $compiler
45 ->write('if (')
46 ;
47 }
48
49 $compiler
50 ->subcompile($this->getNode('tests')->getNode($i))
51 ->raw(") {\n")
52 ->indent()
53 ;
54 // The node might not exists if the content is empty
55 if ($this->getNode('tests')->hasNode($i + 1)) {
56 $compiler->subcompile($this->getNode('tests')->getNode($i + 1));
57 }
58 }
59
60 if ($this->hasNode('else')) {
61 $compiler
62 ->outdent()
63 ->write("} else {\n")
64 ->indent()
65 ->subcompile($this->getNode('else'))
66 ;
67 }
68
69 $compiler
70 ->outdent()
71 ->write("}\n");
72 }
73 }
74
75 class_alias('Twig\Node\IfNode', 'Twig_Node_If');
76