/**
* Parse next filter token.
*
* @return FilterNode
*/
protected function parseFilter()
{
$block = null;
$token = $this->expectTokenType('filter');
$attributes = $this->acceptTokenType('attributes');
if ($this->lexer->predictToken(2)->type === 'text') {
$block = $this->parseTextBlock();
} else {
$block = $this->parseBlock();
}
$node = new FilterNode($token->value, null !== $attributes ? $attributes->attributes : array(), $this->lexer->getCurrentLine());
$node->setBlock($block);
return $node;
}
/**
* Dump filter node.
*
* @param FilterNode $node filter node
* @param integer $level indentation level
*
* @return string
*/
protected function dumpFilter(FilterNode $node, $level = 0)
{
$text = '';
if ($node->getBlock()) {
$text = $this->dumpNode($node->getBlock(), $level + 1);
}
switch ($node->getName()) {
case 'css':
$opening_tag = '<style type="text/css">';
$closing_tag = '</style>';
break;
case 'php':
$opening_tag = '<?php';
$closing_tag = '?>';
break;
case 'cdata':
$opening_tag = '<![CDATA[';
$closing_tag = ']]>';
break;
case 'javascript':
$opening_tag = '<script type="text/javascript">';
$closing_tag = '</script>';
break;
}
$indent = str_repeat(' ', $level);
$html = $indent . $opening_tag . "\n";
$html .= $text . "\n";
$html .= $indent . $closing_tag;
return $html;
}
