/**
* Render a named block from the parent view.
*
* @param OutputBuffer $out
* @param string $name Name of the block to be rendered.
*
* @throws \RuntimeException When no parent view is available.
*/
public function renderParentBlock(OutputBuffer $out, $name)
{
if ($this->getParent() === NULL) {
throw new \RuntimeException('Cannot render parent block because no template is inherited');
}
$this->parent->renderBlock($out, $name);
}
/**
* Render contents of block taking blocks from the decorator into consideration.
*
* @param OutputBuffer $out
* @param string $name The name of the block to be rendered.
*/
public function renderBlock(OutputBuffer $out, $name)
{
if (array_key_exists($name, $this->blocks)) {
$pblock = $this->outerContext->set('@block', $name);
$pout = $this->outerContext->set('@out', $out);
$pthis = $this->outerContext->set('@this', $this);
try {
$this->blocks[$name]($out);
return;
} finally {
$this->outerContext->set('@block', $pblock);
$this->outerContext->set('@out', $pout);
$this->outerContext->set('@this', $pthis);
}
}
return parent::renderBlock($out, $name);
}
