Файловый менеджер

Файловый менеджер - Редактировать - /var/www/xthruster/html/wp-content/plugins/sitepress-multilingual-cms/lib/twig/src/Parser.php

Назад
<?php /* * This file is part of Twig. * * (c) Fabien Potencier * (c) Armin Ronacher * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. / namespace WPML\Core\Twig; use WPML\Core\Twig\Error\SyntaxError; use WPML\Core\Twig\Node\BlockNode; use WPML\Core\Twig\Node\BlockReferenceNode; use WPML\Core\Twig\Node\BodyNode; use WPML\Core\Twig\Node\Expression\AbstractExpression; use WPML\Core\Twig\Node\MacroNode; use WPML\Core\Twig\Node\ModuleNode; use WPML\Core\Twig\Node\Node; use WPML\Core\Twig\Node\NodeCaptureInterface; use WPML\Core\Twig\Node\NodeOutputInterface; use WPML\Core\Twig\Node\PrintNode; use WPML\Core\Twig\Node\TextNode; use WPML\Core\Twig\NodeVisitor\NodeVisitorInterface; use WPML\Core\Twig\TokenParser\TokenParserInterface; /* * Default parser implementation. * * @author Fabien Potencier <fabien@symfony.com> / class Parser implements \WPML\Core\Twig_ParserInterface { protected $stack = []; protected $stream; protected $parent; protected $handlers; protected $visitors; protected $expressionParser; protected $blocks; protected $blockStack; protected $macros; protected $env; protected $reservedMacroNames; protected $importedSymbols; protected $traits; protected $embeddedTemplates = []; private $varNameSalt = 0; public function __construct(\WPML\Core\Twig\Environment $env) { $this->env = $env; } /* * @deprecated since 1.27 (to be removed in 2.0) / public function getEnvironment() { @\trigger_error('The ' . __METHOD__ . ' method is deprecated since version 1.27 and will be removed in 2.0.', \E_USER_DEPRECATED); return $this->env; } public function getVarName() { return \sprintf('__internal_%s', \hash('sha256', __METHOD__ . $this->stream->getSourceContext()->getCode() . $this->varNameSalt++)); } /* * @deprecated since 1.27 (to be removed in 2.0). Use $parser->getStream()->getSourceContext()->getPath() instead. / public function getFilename() { @\trigger_error(\sprintf('The "%s" method is deprecated since version 1.27 and will be removed in 2.0. Use $parser->getStream()->getSourceContext()->getPath() instead.', __METHOD__), \E_USER_DEPRECATED); return $this->stream->getSourceContext()->getName(); } public function parse(\WPML\Core\Twig\TokenStream $stream, $test = null, $dropNeedle = \false) { // push all variables into the stack to keep the current state of the parser // using get_object_vars() instead of foreach would lead to https://bugs.php.net/71336 // This hack can be removed when min version if PHP 7.0 $vars = []; foreach ($this as $k => $v) { $vars[$k] = $v; } unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser'], $vars['reservedMacroNames']); $this->stack[] = $vars; // tag handlers if (null === $this->handlers) { $this->handlers = $this->env->getTokenParsers(); $this->handlers->setParser($this); } // node visitors if (null === $this->visitors) { $this->visitors = $this->env->getNodeVisitors(); } if (null === $this->expressionParser) { $this->expressionParser = new \WPML\Core\Twig\ExpressionParser($this, $this->env); } $this->stream = $stream; $this->parent = null; $this->blocks = []; $this->macros = []; $this->traits = []; $this->blockStack = []; $this->importedSymbols = [[]]; $this->embeddedTemplates = []; $this->varNameSalt = 0; try { $body = $this->subparse($test, $dropNeedle); if (null !== $this->parent && null === ($body = $this->filterBodyNodes($body))) { $body = new \WPML\Core\Twig\Node\Node(); } } catch (\WPML\Core\Twig\Error\SyntaxError $e) { if (!$e->getSourceContext()) { $e->setSourceContext($this->stream->getSourceContext()); } if (!$e->getTemplateLine()) { $e->setTemplateLine($this->stream->getCurrent()->getLine()); } throw $e; } $node = new \WPML\Core\Twig\Node\ModuleNode(new \WPML\Core\Twig\Node\BodyNode([$body]), $this->parent, new \WPML\Core\Twig\Node\Node($this->blocks), new \WPML\Core\Twig\Node\Node($this->macros), new \WPML\Core\Twig\Node\Node($this->traits), $this->embeddedTemplates, $stream->getSourceContext()); $traverser = new \WPML\Core\Twig\NodeTraverser($this->env, $this->visitors); $node = $traverser->traverse($node); // restore previous stack so previous parse() call can resume working foreach (\array_pop($this->stack) as $key => $val) { $this->{$key} = $val; } return $node; } public function subparse($test, $dropNeedle = \false) { $lineno = $this->getCurrentToken()->getLine(); $rv = []; while (!$this->stream->isEOF()) { switch ($this->getCurrentToken()->getType()) { case \WPML\Core\Twig\Token::TEXT_TYPE: $token = $this->stream->next(); $rv[] = new \WPML\Core\Twig\Node\TextNode($token->getValue(), $token->getLine()); break; case \WPML\Core\Twig\Token::VAR_START_TYPE: $token = $this->stream->next(); $expr = $this->expressionParser->parseExpression(); $this->stream->expect(\WPML\Core\Twig\Token::VAR_END_TYPE); $rv[] = new \WPML\Core\Twig\Node\PrintNode($expr, $token->getLine()); break; case \WPML\Core\Twig\Token::BLOCK_START_TYPE: $this->stream->next(); $token = $this->getCurrentToken(); if (\WPML\Core\Twig\Token::NAME_TYPE !== $token->getType()) { throw new \WPML\Core\Twig\Error\SyntaxError('A block must start with a tag name.', $token->getLine(), $this->stream->getSourceContext()); } if (null !== $test && \call_user_func($test, $token)) { if ($dropNeedle) { $this->stream->next(); } if (1 === \count($rv)) { return $rv[0]; } return new \WPML\Core\Twig\Node\Node($rv, [], $lineno); } $subparser = $this->handlers->getTokenParser($token->getValue()); if (null === $subparser) { if (null !== $test) { $e = new \WPML\Core\Twig\Error\SyntaxError(\sprintf('Unexpected "%s" tag', $token->getValue()), $token->getLine(), $this->stream->getSourceContext()); if (\is_array($test) && isset($test[0]) && $test[0] instanceof \WPML\Core\Twig\TokenParser\TokenParserInterface) { $e->appendMessage(\sprintf(' (expecting closing tag for the "%s" tag defined near line %s).', $test[0]->getTag(), $lineno)); } } else { $e = new \WPML\Core\Twig\Error\SyntaxError(\sprintf('Unknown "%s" tag.', $token->getValue()), $token->getLine(), $this->stream->getSourceContext()); $e->addSuggestions($token->getValue(), \array_keys($this->env->getTags())); } throw $e; } $this->stream->next(); $node = $subparser->parse($token); if (null !== $node) { $rv[] = $node; } break; default: throw new \WPML\Core\Twig\Error\SyntaxError('Lexer or parser ended up in unsupported state.', $this->getCurrentToken()->getLine(), $this->stream->getSourceContext()); } } if (1 === \count($rv)) { return $rv[0]; } return new \WPML\Core\Twig\Node\Node($rv, [], $lineno); } /* * @deprecated since 1.27 (to be removed in 2.0) / public function addHandler($name, $class) { @\trigger_error('The ' . __METHOD__ . ' method is deprecated since version 1.27 and will be removed in 2.0.', \E_USER_DEPRECATED); $this->handlers[$name] = $class; } /* * @deprecated since 1.27 (to be removed in 2.0) / public function addNodeVisitor(\WPML\Core\Twig\NodeVisitor\NodeVisitorInterface $visitor) { @\trigger_error('The ' . __METHOD__ . ' method is deprecated since version 1.27 and will be removed in 2.0.', \E_USER_DEPRECATED); $this->visitors[] = $visitor; } public function getBlockStack() { return $this->blockStack; } public function peekBlockStack() { return isset($this->blockStack[\count($this->blockStack) - 1]) ? $this->blockStack[\count($this->blockStack) - 1] : null; } public function popBlockStack() { \array_pop($this->blockStack); } public function pushBlockStack($name) { $this->blockStack[] = $name; } public function hasBlock($name) { return isset($this->blocks[$name]); } public function getBlock($name) { return $this->blocks[$name]; } public function setBlock($name, \WPML\Core\Twig\Node\BlockNode $value) { $this->blocks[$name] = new \WPML\Core\Twig\Node\BodyNode([$value], [], $value->getTemplateLine()); } public function hasMacro($name) { return isset($this->macros[$name]); } public function setMacro($name, \WPML\Core\Twig\Node\MacroNode $node) { if ($this->isReservedMacroName($name)) { throw new \WPML\Core\Twig\Error\SyntaxError(\sprintf('"%s" cannot be used as a macro name as it is a reserved keyword.', $name), $node->getTemplateLine(), $this->stream->getSourceContext()); } $this->macros[$name] = $node; } public function isReservedMacroName($name) { if (null === $this->reservedMacroNames) { $this->reservedMacroNames = []; $r = new \ReflectionClass($this->env->getBaseTemplateClass()); foreach ($r->getMethods() as $method) { $methodName = \strtolower($method->getName()); if ('get' === \substr($methodName, 0, 3) && isset($methodName[3])) { $this->reservedMacroNames[] = \substr($methodName, 3); } } } return \in_array(\strtolower($name), $this->reservedMacroNames); } public function addTrait($trait) { $this->traits[] = $trait; } public function hasTraits() { return \count($this->traits) > 0; } public function embedTemplate(\WPML\Core\Twig\Node\ModuleNode $template) { $template->setIndex(\mt_rand()); $this->embeddedTemplates[] = $template; } public function addImportedSymbol($type, $alias, $name = null, \WPML\Core\Twig\Node\Expression\AbstractExpression $node = null) { $this->importedSymbols[0][$type][$alias] = ['name' => $name, 'node' => $node]; } public function getImportedSymbol($type, $alias) { if (null !== $this->peekBlockStack()) { foreach ($this->importedSymbols as $functions) { if (isset($functions[$type][$alias])) { if (\count($this->blockStack) > 1) { return null; } return $functions[$type][$alias]; } } } else { return isset($this->importedSymbols[0][$type][$alias]) ? $this->importedSymbols[0][$type][$alias] : null; } } public function isMainScope() { return 1 === \count($this->importedSymbols); } public function pushLocalScope() { \array_unshift($this->importedSymbols, []); } public function popLocalScope() { \array_shift($this->importedSymbols); } /* * @return ExpressionParser / public function getExpressionParser() { return $this->expressionParser; } public function getParent() { return $this->parent; } public function setParent($parent) { $this->parent = $parent; } /* * @return TokenStream / public function getStream() { return $this->stream; } /* * @return Token */ public function getCurrentToken() { return $this->stream->getCurrent(); } protected function filterBodyNodes(\WPML\Core\Twig_NodeInterface $node) { // check that the body does not contain non-empty output nodes if ($node instanceof \WPML\Core\Twig\Node\TextNode && !\ctype_space($node->getAttribute('data')) \|\| !$node instanceof \WPML\Core\Twig\Node\TextNode && !$node instanceof \WPML\Core\Twig\Node\BlockReferenceNode && $node instanceof \WPML\Core\Twig\Node\NodeOutputInterface) { if (\false !== \strpos((string) $node, \chr(0xef) . \chr(0xbb) . \chr(0xbf))) { $t = \substr($node->getAttribute('data'), 3); if ('' === $t \|\| \ctype_space($t)) { // bypass empty nodes starting with a BOM return; } } throw new \WPML\Core\Twig\Error\SyntaxError('A template that extends another one cannot include content outside Twig blocks. Did you forget to put the content inside a {% block %} tag?', $node->getTemplateLine(), $this->stream->getSourceContext()); } // bypass nodes that will "capture" the output if ($node instanceof \WPML\Core\Twig\Node\NodeCaptureInterface) { return $node; } if ($node instanceof \WPML\Core\Twig\Node\NodeOutputInterface) { return; } foreach ($node as $k => $n) { if (null !== $n && null === $this->filterBodyNodes($n)) { $node->removeNode($k); } } return $node; } } \class_alias('WPML\\Core\\Twig\\Parser', 'WPML\\Core\\Twig_Parser');

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