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1 | <?php |
2 | ||
3 | /* | |
4 | * This file is part of Twig. | |
5 | * | |
6 | * (c) 2010-2012 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 | * Represents a template function. | |
14 | * | |
15 | * @author Fabien Potencier <fabien@symfony.com> | |
16 | */ | |
17 | class Twig_SimpleFunction | |
18 | { | |
19 | protected $name; | |
20 | protected $callable; | |
21 | protected $options; | |
22 | protected $arguments = array(); | |
23 | ||
24 | public function __construct($name, $callable, array $options = array()) | |
25 | { | |
26 | $this->name = $name; | |
27 | $this->callable = $callable; | |
28 | $this->options = array_merge(array( | |
29 | 'needs_environment' => false, | |
30 | 'needs_context' => false, | |
31 | 'is_safe' => null, | |
32 | 'is_safe_callback' => null, | |
33 | 'node_class' => 'Twig_Node_Expression_Function', | |
34 | ), $options); | |
35 | } | |
36 | ||
37 | public function getName() | |
38 | { | |
39 | return $this->name; | |
40 | } | |
41 | ||
42 | public function getCallable() | |
43 | { | |
44 | return $this->callable; | |
45 | } | |
46 | ||
47 | public function getNodeClass() | |
48 | { | |
49 | return $this->options['node_class']; | |
50 | } | |
51 | ||
52 | public function setArguments($arguments) | |
53 | { | |
54 | $this->arguments = $arguments; | |
55 | } | |
56 | ||
57 | public function getArguments() | |
58 | { | |
59 | return $this->arguments; | |
60 | } | |
61 | ||
62 | public function needsEnvironment() | |
63 | { | |
64 | return $this->options['needs_environment']; | |
65 | } | |
66 | ||
67 | public function needsContext() | |
68 | { | |
69 | return $this->options['needs_context']; | |
70 | } | |
71 | ||
72 | public function getSafe(Twig_Node $functionArgs) | |
73 | { | |
74 | if (null !== $this->options['is_safe']) { | |
75 | return $this->options['is_safe']; | |
76 | } | |
77 | ||
78 | if (null !== $this->options['is_safe_callback']) { | |
79 | return call_user_func($this->options['is_safe_callback'], $functionArgs); | |
80 | } | |
81 | ||
82 | return array(); | |
83 | } | |
84 | } |