/**
* Dispatch {extends} tag
* @param Tokenizer $tokens
* @param Template $tpl
* @throws InvalidUsageException
* @return string
*/
public static function tagExtends(Tokenizer $tokens, Template $tpl)
{
if (!empty($tpl->_extends)) {
throw new InvalidUsageException("Only one {extends} allowed");
} elseif ($tpl->getStackSize()) {
throw new InvalidUsageException("Tags {extends} can not be nested");
}
$tpl_name = $tpl->parsePlainArg($tokens, $name);
if (empty($tpl->_extended)) {
$tpl->addPostCompile(__CLASS__ . "::extendBody");
}
if ($tpl->getOptions() & Template::DYNAMIC_EXTEND) {
$tpl->_compatible = true;
}
if ($name) {
// static extends
$tpl->_extends = $tpl->getStorage()->getRawTemplate()->load($name, false);
if (!isset($tpl->_compatible)) {
$tpl->_compatible =& $tpl->_extends->_compatible;
}
$tpl->addDepend($tpl->_extends);
return "";
} else {
// dynamic extends
if (!isset($tpl->_compatible)) {
$tpl->_compatible = true;
}
$tpl->_extends = $tpl_name;
return '$parent = $tpl->getStorage()->getTemplate(' . $tpl_name . ', \\Fenom\\Template::EXTENDED);';
}
}
