public function leaveComment(Comment $comment)
{
if (!$comment->isRendered()) {
return false;
}
if ($comment->hasCondition()) {
$close = '<![endif]-->';
} else {
$close = '-->';
}
if ($comment->hasContent()) {
$this->write(' ' . $close, false, $comment->hasParent());
} else {
if ($comment->hasChilds()) {
$this->undent()->write($close, true, true);
}
}
}
public function leaveComment(Comment $node)
{
$this->undent()->write(')', $node->hasChilds());
}
protected function parseComment($buf)
{
if ($buf->match('!(-#|/)\\s*!A', $match)) {
$pos = $match['pos'][0];
$rendered = '/' === $match[1];
$condition = null;
if ($rendered) {
// IE conditional comments
// example: [if IE lte 8]
//
// matches nested [...]
if ($buf->match('!(\\[ ( [^\\[\\]]+ | (?1) )+ \\])$!Ax', $match)) {
$condition = $match[0];
}
}
$node = new Comment($pos, $rendered, $condition);
if ($rendered) {
if (null !== ($nested = $this->parseNestableStatement($buf))) {
$node->setContent($nested);
}
} else {
if ('' !== ($line = trim($buf->getLine()))) {
$content = new Text($buf->getPosition(), $line);
$node->setContent($content);
}
while (null !== ($next = $buf->peekLine())) {
$indent = '';
if ('' !== trim($next)) {
$indent = $this->getIndentString(1, $next);
if ('' === $indent) {
break;
}
if (strpos($next, $indent) !== 0) {
break;
}
}
$buf->nextLine();
if ('' !== trim($next)) {
$buf->eatChars(strlen($indent));
$str = new Text($buf->getPosition(), $buf->getLine());
$node->addChild(new Statement($str->getPosition(), $str));
}
}
}
return $node;
}
}