CheckSecurity.php in Zircon Profile 8.0

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vendor/twig/twig/lib/Twig/Node/CheckSecurity.php

<?php

/*
 * This file is part of Twig.
 *
 * (c) 2015 Fabien Potencier
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * @author Fabien Potencier <[e-mail]>
 */
class Twig_Node_CheckSecurity extends Twig_Node {
  protected $usedFilters;
  protected $usedTags;
  protected $usedFunctions;
  public function __construct(array $usedFilters, array $usedTags, array $usedFunctions) {
    $this->usedFilters = $usedFilters;
    $this->usedTags = $usedTags;
    $this->usedFunctions = $usedFunctions;
    parent::__construct();
  }
  public function compile(Twig_Compiler $compiler) {
    $tags = $filters = $functions = array();
    foreach (array(
      'tags',
      'filters',
      'functions',
    ) as $type) {
      foreach ($this->{'used' . ucfirst($type)} as $name => $node) {
        if ($node instanceof Twig_Node) {
          ${$type}[$name] = $node
            ->getLine();
        }
        else {
          ${$type}[$node] = null;
        }
      }
    }
    $compiler
      ->write('$tags = ')
      ->repr(array_filter($tags))
      ->raw(";\n")
      ->write('$filters = ')
      ->repr(array_filter($filters))
      ->raw(";\n")
      ->write('$functions = ')
      ->repr(array_filter($functions))
      ->raw(";\n\n")
      ->write("try {\n")
      ->indent()
      ->write("\$this->env->getExtension('sandbox')->checkSecurity(\n")
      ->indent()
      ->write(!$tags ? "array(),\n" : "array('" . implode("', '", array_keys($tags)) . "'),\n")
      ->write(!$filters ? "array(),\n" : "array('" . implode("', '", array_keys($filters)) . "'),\n")
      ->write(!$functions ? "array()\n" : "array('" . implode("', '", array_keys($functions)) . "')\n")
      ->outdent()
      ->write(");\n")
      ->outdent()
      ->write("} catch (Twig_Sandbox_SecurityError \$e) {\n")
      ->indent()
      ->write("\$e->setTemplateFile(\$this->getTemplateName());\n\n")
      ->write("if (\$e instanceof Twig_Sandbox_SecurityNotAllowedTagError && isset(\$tags[\$e->getTagName()])) {\n")
      ->indent()
      ->write("\$e->setTemplateLine(\$tags[\$e->getTagName()]);\n")
      ->outdent()
      ->write("} elseif (\$e instanceof Twig_Sandbox_SecurityNotAllowedFilterError && isset(\$filters[\$e->getFilterName()])) {\n")
      ->indent()
      ->write("\$e->setTemplateLine(\$filters[\$e->getFilterName()]);\n")
      ->outdent()
      ->write("} elseif (\$e instanceof Twig_Sandbox_SecurityNotAllowedFunctionError && isset(\$functions[\$e->getFunctionName()])) {\n")
      ->indent()
      ->write("\$e->setTemplateLine(\$functions[\$e->getFunctionName()]);\n")
      ->outdent()
      ->write("}\n\n")
      ->write("throw \$e;\n")
      ->outdent()
      ->write("}\n\n");
  }

}

Classes

Name	Description
Twig_Node_CheckSecurity	@author Fabien Potencier <[e-mail]>