Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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event.php
01 <?php
02 /**
03 *
04 * This file is part of the phpBB Forum Software package.
05 *
06 * @copyright (c) phpBB Limited <https://www.phpbb.com>
07 * @license GNU General Public License, version 2 (GPL-2.0)
08 *
09 * For full copyright and license information, please see
10 * the docs/CREDITS.txt file.
11 *
12 */
13
14 namespace phpbb\template\twig\node;
15
16 class event extends \Twig_Node
17 {
18 /**
19 * The subdirectory in which all template listener files must be placed
20 * @var string
21 */
22 protected $listener_directory = 'event/';
23
24 /** @var \Twig_Environment */
25 protected $environment;
26
27 public function __construct(\Twig_Node_Expression $expr, \phpbb\template\twig\environment $environment, $lineno, $tag = null)
28 {
29 $this->environment = $environment;
30
31 parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
32 }
33
34 /**
35 * Compiles the node to PHP.
36 *
37 * @param \Twig_Compiler A Twig_Compiler instance
38 */
39 public function compile(\Twig_Compiler $compiler)
40 {
41 $compiler->addDebugInfo($this);
42
43 $location = $this->listener_directory . $this->getNode('expr')->getAttribute('name');
44
45 foreach ($this->environment->get_phpbb_extensions() as $ext_namespace => $ext_path)
46 {
47 $ext_namespace = str_replace('/', '_', $ext_namespace);
48
49 if ($this->environment->isDebug())
50 {
51 // If debug mode is enabled, lets check for new/removed EVENT
52 // templates on page load rather than at compile. This is
53 // slower, but makes developing extensions easier (no need to
54 // purge the cache when a new event template file is added)
55 $compiler
56 ->write("if (\$this->env->getLoader()->exists('@{$ext_namespace}/{$location}.html')) {\n")
57 ->indent()
58 ;
59 }
60
61 if ($this->environment->isDebug() || $this->environment->getLoader()->exists('@' . $ext_namespace . '/' . $location . '.html'))
62 {
63 $compiler
64 ->write("\$previous_look_up_order = \$this->env->getNamespaceLookUpOrder();\n")
65
66 // We set the namespace lookup order to be this extension first, then the main path
67 ->write("\$this->env->setNamespaceLookUpOrder(array('{$ext_namespace}', '__main__'));\n")
68 ->write("\$this->env->loadTemplate('@{$ext_namespace}/{$location}.html')->display(\$context);\n")
69 ->write("\$this->env->setNamespaceLookUpOrder(\$previous_look_up_order);\n")
70 ;
71 }
72
73 if ($this->environment->isDebug())
74 {
75 $compiler
76 ->outdent()
77 ->write("}\n\n")
78 ;
79 }
80 }
81 }
82 }
83