* {% autoescape true %} * Everything will be automatically escaped in this block * {% endautoescape %} * * {% autoescape false %} * Everything will be outputed as is in this block * {% endautoescape %} * * {% autoescape true js %} * Everything will be automatically escaped in this block * using the js escaping strategy * {% endautoescape %} * */ class Twig_TokenParser_AutoEscape extends Twig_TokenParser { /** * Parses a token and returns a node. * * @param Twig_Token $token A Twig_Token instance * * @return Twig_NodeInterface A Twig_NodeInterface instance */ public function parse(Twig_Token $token) { $lineno = $token->getLine(); $value = $this->parser->getStream()->expect(Twig_Token::NAME_TYPE)->getValue(); if (!in_array($value, array('true', 'false'))) { throw new Twig_Error_Syntax("Autoescape value must be 'true' or 'false'", $lineno); } $value = 'true' === $value ? 'html' : false; if ($this->parser->getStream()->test(Twig_Token::NAME_TYPE)) { if (false === $value) { throw new Twig_Error_Syntax('Unexpected escaping strategy as you set autoescaping to false.', $lineno); } $value = $this->parser->getStream()->next()->getValue(); } $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true); $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); return new Twig_Node_AutoEscape($value, $body, $lineno, $this->getTag()); } public function decideBlockEnd(Twig_Token $token) { return $token->test('endautoescape'); } /** * Gets the tag name associated with this token parser. * * @param string The tag name */ public function getTag() { return 'autoescape'; } }