/**
* Parses the comment by looking for the end marker \n.
*
* @param ezcTemplateCursor $cursor
* @return bool
*/
protected function parseCurrent(ezcTemplateCursor $cursor)
{
$cutOff = false;
if (!$cursor->atEnd()) {
$cursor->advance(2);
$matches = $cursor->pregMatchComplete("#^([^}\r\n]*)(?:(?:})|(\r|\r\n|\n))#");
if ($matches) {
// reached end of comment
$cutOff = false;
if (isset($matches[2])) {
$cursor->advance($matches[2][1] + strlen($matches[2][0]));
// Do not include the newline itself in the comment.
$cutOff = -1;
} else {
$cursor->advance($matches[1][1] + strlen($matches[1][0]));
}
} else {
$cursor->gotoEnd();
}
$commentBlock = new ezcTemplateEolCommentTstNode($this->parser->source, $this->startCursor, clone $cursor);
if ($cutOff) {
$commentBlock->commentText = substr($commentBlock->text(), 2, $cutOff);
} else {
$commentBlock->commentText = substr($commentBlock->text(), 2);
}
$this->appendElement($commentBlock);
return true;
}
return false;
}
/**
* Parses the code by looking for start of expression blocks and then
* passing control to the block parser (ezcTemplateBlockSourceToTstParser). The
* text which is not covered by the block parser will be added as
* text elements.
*
* @param ezcTemplateCursor $cursor
* @return bool
*/
protected function parseCurrent(ezcTemplateCursor $cursor)
{
$this->program = new ezcTemplateProgramTstNode($this->parser->source, $this->startCursor, $cursor);
$this->lastBlock = $this->program;
while (!$cursor->atEnd()) {
// Find the first block
$bracePosition = $cursor->findPosition("{", true);
if ($bracePosition === false) {
$cursor->gotoEnd();
// This will cause handleSuccessfulResult() to be called
return true;
}
// Reached a block {...}
$cursor->gotoPosition($bracePosition);
$blockCursor = clone $cursor;
$cursor->advance(1);
if ($this->lastCursor->length($blockCursor) > 0) {
$textElement = new ezcTemplateTextBlockTstNode($this->parser->source, clone $this->lastCursor, clone $blockCursor);
$this->handleElements(array($textElement));
unset($textElement);
}
$this->startCursor->copy($blockCursor);
$this->lastCursor->copy($cursor);
if (!$this->parseRequiredType('Block', $this->startCursor, false)) {
return false;
}
$this->startCursor->copy($cursor);
$elements = $this->lastParser->elements;
// Sanity checking to make sure element list does not contain duplicates,
// this avoids having infinite recursions
$count = count($elements);
if ($count > 0) {
$offset = 0;
while ($offset < $count) {
$element = $elements[$offset];
for ($i = $offset + 1; $i < $count; ++$i) {
if ($element === $elements[$i]) {
throw new ezcTemplateInternalException("Received element list with duplicate objects from parser " . get_class($this->lastParser));
}
}
++$offset;
}
}
$this->handleElements($elements);
}
// This will cause handleSuccessfulResult() to be called
return true;
}
