public function register($name, FunctionData $func)
{
$name = strtolower($name);
if (isset($this->functions[$name])) {
throw new \RuntimeException("Function {$name} already defined");
}
$func->setName($name);
$this->functions[$name] = $func;
}
public function execute(OpArray $opArray, array &$symbolTable = array(), FunctionData $function = null, array $args = array(), Zval $result = null, Objects\ClassInstance $ci = null)
{
$shutdownScope = $this->shutdown;
if ($this->shutdown == self::FINISHED_SHUTDOWN) {
return;
}
$opArray->registerExecutor($this);
$scope = new ExecuteData($this, $opArray, $function);
$scope->arguments = $args;
$scope->ci = $ci;
$preExecute = $this->preExecute;
$postExecute = $this->postExecute;
if ($this->current) {
$scope->parent = $this->current;
}
$this->current = $scope;
if ($symbolTable || $function) {
$scope->symbolTable =& $symbolTable;
} else {
$scope->symbolTable =& $this->executorGlobals->symbolTable;
}
$scope->returnValue = $result ?: Zval::ptrFactory();
if ($function && $function->isByRef()) {
$scope->returnValue->makeRef();
}
while ($this->shutdown == $shutdownScope && $scope->opLine) {
if ($preExecute) {
call_user_func($preExecute, $scope);
}
$ret = $scope->opLine->execute($scope);
if ($postExecute) {
call_user_func($postExecute, $scope, $ret);
}
if ($this->shutdown == $shutdownScope && $this->executorGlobals->timeLimit && $this->executorGlobals->timeLimitEnd < time()) {
$limit = $this->executorGlobals->timeLimit;
$message = sprintf('Maximum execution time of %d second%s exceeded', $limit, $limit == 1 ? '' : 's');
$this->errorHandler->handle($this, E_ERROR, $message, $opArray->getFileName(), $scope->opLine->lineno, '', false);
return;
}
switch ($ret) {
case self::DO_RETURN:
$this->current = $this->current->parent;
return;
case self::DO_SHUTDOWN:
$this->shutdown();
return;
}
}
if ($this->shutdown) {
return;
}
die('Should never reach this point!');
}