Verzeichnisstruktur phpBB-3.1.0
- Veröffentlicht
- 27.10.2014
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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
17 class event extends \Twig_Node
18 {
19 /**
20 * The subdirectory in which all template listener files must be placed
21 * @var string
22 */
23 protected $listener_directory = 'event/';
24
25 /** @var \Twig_Environment */
26 protected $environment;
27
28 public function __construct(\Twig_Node_Expression $expr, \phpbb\template\twig\environment $environment, $lineno, $tag = null)
29 {
30 $this->environment = $environment;
31
32 parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
33 }
34
35 /**
36 * Compiles the node to PHP.
37 *
38 * @param \Twig_Compiler A Twig_Compiler instance
39 */
40 public function compile(\Twig_Compiler $compiler)
41 {
42 $compiler->addDebugInfo($this);
43
44 $location = $this->listener_directory . $this->getNode('expr')->getAttribute('name');
45
46 foreach ($this->environment->get_phpbb_extensions() as $ext_namespace => $ext_path)
47 {
48 $ext_namespace = str_replace('/', '_', $ext_namespace);
49
50 if (defined('DEBUG'))
51 {
52 // If debug mode is enabled, lets check for new/removed EVENT
53 // templates on page load rather than at compile. This is
54 // slower, but makes developing extensions easier (no need to
55 // purge the cache when a new event template file is added)
56 $compiler
57 ->write("if (\$this->env->getLoader()->exists('@{$ext_namespace}/{$location}.html')) {\n")
58 ->indent()
59 ;
60 }
61
62 if (defined('DEBUG') || $this->environment->getLoader()->exists('@' . $ext_namespace . '/' . $location . '.html'))
63 {
64 $compiler
65 ->write("\$previous_look_up_order = \$this->env->getNamespaceLookUpOrder();\n")
66
67 // We set the namespace lookup order to be this extension first, then the main path
68 ->write("\$this->env->setNamespaceLookUpOrder(array('{$ext_namespace}', '__main__'));\n")
69 ->write("\$this->env->loadTemplate('@{$ext_namespace}/{$location}.html')->display(\$context);\n")
70 ->write("\$this->env->setNamespaceLookUpOrder(\$previous_look_up_order);\n")
71 ;
72 }
73
74 if (defined('DEBUG'))
75 {
76 $compiler
77 ->outdent()
78 ->write("}\n\n")
79 ;
80 }
81 }
82 }
83 }
84