vendor/twig/twig/lib/Twig/SimpleFilter.php

   1 <?php
   2
   3 /*
   4  * This file is part of Twig.
   5  *
   6  * (c) 2009-2012 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 filter.
  14  *
  15  * @author Fabien Potencier <fabien@symfony.com>
  16  */
  17 class Twig_SimpleFilter
  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             'pre_escape'        => null,
  34             'preserves_safety'  => null,
  35             'node_class'        => 'Twig_Node_Expression_Filter',
  36         ), $options);
  37     }
  38
  39     public function getName()
  40     {
  41         return $this->name;
  42     }
  43
  44     public function getCallable()
  45     {
  46         return $this->callable;
  47     }
  48
  49     public function getNodeClass()
  50     {
  51         return $this->options['node_class'];
  52     }
  53
  54     public function setArguments($arguments)
  55     {
  56         $this->arguments = $arguments;
  57     }
  58
  59     public function getArguments()
  60     {
  61         return $this->arguments;
  62     }
  63
  64     public function needsEnvironment()
  65     {
  66         return $this->options['needs_environment'];
  67     }
  68
  69     public function needsContext()
  70     {
  71         return $this->options['needs_context'];
  72     }
  73
  74     public function getSafe(Twig_Node $filterArgs)
  75     {
  76         if (null !== $this->options['is_safe']) {
  77             return $this->options['is_safe'];
  78         }
  79
  80         if (null !== $this->options['is_safe_callback']) {
  81             return call_user_func($this->options['is_safe_callback'], $filterArgs);
  82         }
  83     }
  84
  85     public function getPreservesSafety()
  86     {
  87         return $this->options['preserves_safety'];
  88     }
  89
  90     public function getPreEscape()
  91     {
  92         return $this->options['pre_escape'];
  93     }
  94 }