/**
* Callback for output handling.
*
* @param string|array $buffer
* @param int $flags
* @return string|array
*/
public function callback($buffer, $flags)
{
$marker = $this->opt & Output::IGNORE_MARKERS || is_array($buffer) ? null : Output::curMarker();
// Directly flush the output
if (!isset($marker)) {
return $this->transform->process($buffer);
}
// Keep caching the output of flush
$this->data[$marker] = $this->data;
return $flags & PHP_OUTPUT_HANDLER_END ? $this->transform->process($this->data) : null;
}
/**
* Callback for output handling.
*
* @param string|array $buffer
* @param int $flags
* @return string|array
*/
public function callback($buffer, $flags)
{
if (is_array($buffer)) {
$this->data = $buffer;
} else {
$marker = Output::curMarker();
if ($marker !== null) {
if (!is_array($this->data)) {
$this->data = isset($this->data) ? array(Output::$defaultMarker => $this->data) : array();
}
$this->data[$marker] = $this->data;
} else {
$this->data .= $buffer;
}
}
if ($flags & PHP_OUTPUT_HANDLER_END) {
$this->cache->save(static::makeKey(), $this->data);
}
return false;
}
