86 lines
3.0 KiB
PHP
86 lines
3.0 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Twig\Node;
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use Twig\Attribute\YieldReady;
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use Twig\Compiler;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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#[YieldReady]
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class CheckSecurityNode extends Node
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{
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private $usedFilters;
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private $usedTags;
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private $usedFunctions;
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/**
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* @param array<string, int> $usedFilters
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* @param array<string, int> $usedTags
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* @param array<string, int> $usedFunctions
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*/
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public function __construct(array $usedFilters, array $usedTags, array $usedFunctions)
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{
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$this->usedFilters = $usedFilters;
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$this->usedTags = $usedTags;
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$this->usedFunctions = $usedFunctions;
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parent::__construct();
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}
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public function compile(Compiler $compiler): void
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{
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$compiler
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->write("\n")
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->write("public function checkSecurity()\n")
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->write("{\n")
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->indent()
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->write('static $tags = ')->repr(array_filter($this->usedTags))->raw(";\n")
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->write('static $filters = ')->repr(array_filter($this->usedFilters))->raw(";\n")
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->write('static $functions = ')->repr(array_filter($this->usedFunctions))->raw(";\n\n")
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->write("try {\n")
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->indent()
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->write("\$this->sandbox->checkSecurity(\n")
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->indent()
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->write(!$this->usedTags ? "[],\n" : "['".implode("', '", array_keys($this->usedTags))."'],\n")
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->write(!$this->usedFilters ? "[],\n" : "['".implode("', '", array_keys($this->usedFilters))."'],\n")
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->write(!$this->usedFunctions ? "[],\n" : "['".implode("', '", array_keys($this->usedFunctions))."'],\n")
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->write("\$this->source\n")
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->outdent()
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->write(");\n")
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->outdent()
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->write("} catch (SecurityError \$e) {\n")
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->indent()
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->write("\$e->setSourceContext(\$this->source);\n\n")
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->write("if (\$e instanceof SecurityNotAllowedTagError && isset(\$tags[\$e->getTagName()])) {\n")
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->indent()
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->write("\$e->setTemplateLine(\$tags[\$e->getTagName()]);\n")
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->outdent()
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->write("} elseif (\$e instanceof SecurityNotAllowedFilterError && isset(\$filters[\$e->getFilterName()])) {\n")
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->indent()
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->write("\$e->setTemplateLine(\$filters[\$e->getFilterName()]);\n")
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->outdent()
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->write("} elseif (\$e instanceof SecurityNotAllowedFunctionError && isset(\$functions[\$e->getFunctionName()])) {\n")
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->indent()
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->write("\$e->setTemplateLine(\$functions[\$e->getFunctionName()]);\n")
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->outdent()
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->write("}\n\n")
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->write("throw \$e;\n")
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->outdent()
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->write("}\n\n")
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->outdent()
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->write("}\n")
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;
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}
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}
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