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1 <?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) 2009 Fabien Potencier |
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7 * (c) 2009 Armin Ronacher |
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8 * |
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9 * For the full copyright and license information, please view the LICENSE |
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10 * file that was distributed with this source code. |
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11 */ |
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12 |
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13 /** |
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14 * Represents a module node. |
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15 * |
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16 * @package twig |
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17 * @author Fabien Potencier <fabien@symfony.com> |
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18 */ |
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19 class Twig_Node_SandboxedModule extends Twig_Node_Module |
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20 { |
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21 protected $usedFilters; |
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22 protected $usedTags; |
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23 protected $usedFunctions; |
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24 |
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25 public function __construct(Twig_Node_Module $node, array $usedFilters, array $usedTags, array $usedFunctions) |
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26 { |
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27 parent::__construct($node->getNode('body'), $node->getNode('parent'), $node->getNode('blocks'), $node->getNode('macros'), $node->getNode('traits'), $node->getAttribute('filename'), $node->getLine(), $node->getNodeTag()); |
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28 |
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29 $this->usedFilters = $usedFilters; |
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30 $this->usedTags = $usedTags; |
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31 $this->usedFunctions = $usedFunctions; |
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32 } |
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33 |
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34 protected function compileDisplayBody(Twig_Compiler $compiler) |
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35 { |
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36 if (null === $this->getNode('parent')) { |
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37 $compiler->write("\$this->checkSecurity();\n"); |
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38 } |
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39 |
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40 parent::compileDisplayBody($compiler); |
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41 } |
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42 |
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43 protected function compileDisplayFooter(Twig_Compiler $compiler) |
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44 { |
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45 parent::compileDisplayFooter($compiler); |
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46 |
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47 $compiler |
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48 ->write("protected function checkSecurity() {\n") |
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49 ->indent() |
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50 ->write("\$this->env->getExtension('sandbox')->checkSecurity(\n") |
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51 ->indent() |
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52 ->write(!$this->usedTags ? "array(),\n" : "array('".implode('\', \'', $this->usedTags)."'),\n") |
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53 ->write(!$this->usedFilters ? "array(),\n" : "array('".implode('\', \'', $this->usedFilters)."'),\n") |
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54 ->write(!$this->usedFunctions ? "array()\n" : "array('".implode('\', \'', $this->usedFunctions)."')\n") |
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55 ->outdent() |
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56 ->write(");\n") |
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57 ; |
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58 |
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59 if (null !== $this->getNode('parent')) { |
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60 $compiler |
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61 ->raw("\n") |
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62 ->write("\$this->parent->checkSecurity();\n") |
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63 ; |
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64 } |
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65 |
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66 $compiler |
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67 ->outdent() |
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68 ->write("}\n\n") |
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69 ; |
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70 } |
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71 } |