| 1 | 1686 | darkviper | <?php
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        | 2 |  |  | 
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        | 3 |  |  | /*
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        | 4 |  |  |  * This file is part of Twig.
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        | 5 |  |  |  *
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        | 6 |  |  |  * (c) 2010 Fabien Potencier
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        | 7 |  |  |  *
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        | 8 |  |  |  * For the full copyright and license information, please view the LICENSE
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        | 9 |  |  |  * file that was distributed with this source code.
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        | 10 |  |  |  */
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        | 11 |  |  | 
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        | 12 |  |  | /**
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        | 13 |  |  |  * Represents a template function.
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        | 14 |  |  |  *
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        | 15 |  |  |  * @package    twig
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        | 16 |  |  |  * @author     Fabien Potencier <fabien@symfony.com>
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        | 17 |  |  |  */
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        | 18 |  |  | abstract class Twig_Function implements Twig_FunctionInterface
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        | 19 |  |  | {
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        | 20 |  |  |     protected $options;
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        | 21 |  |  |     protected $arguments = array();
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        | 22 |  |  | 
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        | 23 |  |  |     public function __construct(array $options = array())
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        | 24 |  |  |     {
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        | 25 |  |  |         $this->options = array_merge(array(
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        | 26 |  |  |             'needs_environment' => false,
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        | 27 |  |  |             'needs_context'     => false,
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        | 28 |  |  |         ), $options);
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        | 29 |  |  |     }
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        | 30 |  |  | 
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        | 31 |  |  |     public function setArguments($arguments)
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        | 32 |  |  |     {
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        | 33 |  |  |         $this->arguments = $arguments;
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        | 34 |  |  |     }
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        | 35 |  |  | 
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        | 36 |  |  |     public function getArguments()
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        | 37 |  |  |     {
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        | 38 |  |  |         return $this->arguments;
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        | 39 |  |  |     }
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        | 40 |  |  | 
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        | 41 |  |  |     public function needsEnvironment()
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        | 42 |  |  |     {
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        | 43 |  |  |         return $this->options['needs_environment'];
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        | 44 |  |  |     }
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        | 45 |  |  | 
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        | 46 |  |  |     public function needsContext()
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        | 47 |  |  |     {
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        | 48 |  |  |         return $this->options['needs_context'];
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        | 49 |  |  |     }
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        | 50 |  |  | 
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        | 51 |  |  |     public function getSafe(Twig_Node $functionArgs)
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        | 52 |  |  |     {
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        | 53 |  |  |         if (isset($this->options['is_safe'])) {
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        | 54 |  |  |             return $this->options['is_safe'];
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        | 55 |  |  |         }
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        | 56 |  |  | 
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        | 57 |  |  |         if (isset($this->options['is_safe_callback'])) {
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        | 58 |  |  |             return call_user_func($this->options['is_safe_callback'], $functionArgs);
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        | 59 |  |  |         }
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        | 60 |  |  | 
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        | 61 |  |  |         return array();
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        | 62 |  |  |     }
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        | 63 |  |  | }
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