/**
* Parses a token and returns a node.
*
* @param IfwPsn_Vendor_Twig_Token $token A IfwPsn_Vendor_Twig_Token instance
*
* @return IfwPsn_Vendor_Twig_NodeInterface A IfwPsn_Vendor_Twig_NodeInterface instance
*/
public function parse(IfwPsn_Vendor_Twig_Token $token)
{
$lineno = $token->getLine();
$stream = $this->parser->getStream();
$name = $stream->expect(IfwPsn_Vendor_Twig_Token::NAME_TYPE)->getValue();
if ($this->parser->hasBlock($name)) {
throw new IfwPsn_Vendor_Twig_Error_Syntax(sprintf("The block '{$name}' has already been defined line %d", $this->parser->getBlock($name)->getLine()), $stream->getCurrent()->getLine(), $stream->getFilename());
}
$this->parser->setBlock($name, $block = new IfwPsn_Vendor_Twig_Node_Block($name, new IfwPsn_Vendor_Twig_Node(array()), $lineno));
$this->parser->pushLocalScope();
$this->parser->pushBlockStack($name);
if ($stream->nextIf(IfwPsn_Vendor_Twig_Token::BLOCK_END_TYPE)) {
$body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
if ($token = $stream->nextIf(IfwPsn_Vendor_Twig_Token::NAME_TYPE)) {
$value = $token->getValue();
if ($value != $name) {
throw new IfwPsn_Vendor_Twig_Error_Syntax(sprintf("Expected endblock for block '{$name}' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename());
}
}
} else {
$body = new IfwPsn_Vendor_Twig_Node(array(new IfwPsn_Vendor_Twig_Node_Print($this->parser->getExpressionParser()->parseExpression(), $lineno)));
}
$stream->expect(IfwPsn_Vendor_Twig_Token::BLOCK_END_TYPE);
$block->setNode('body', $body);
$this->parser->popBlockStack();
$this->parser->popLocalScope();
return new IfwPsn_Vendor_Twig_Node_BlockReference($name, $lineno, $this->getTag());
}
public function setBlock($name, IfwPsn_Vendor_Twig_Node_Block $value)
{
$this->blocks[$name] = new IfwPsn_Vendor_Twig_Node_Body(array($value), array(), $value->getLine());
}
