public function stream_read($count)
{
$result = parent::stream_read($count);
if (is_callable($this->readCallback)) {
call_user_func($this->readCallback, $count);
}
return $result;
}
public function stream_read($count)
{
$result = parent::stream_read($count);
$bytesReceived = strlen($result);
while (strlen($result) > 0 && $bytesReceived < $count && !$this->stream_eof()) {
$result .= parent::stream_read($count - $bytesReceived);
$bytesReceived = strlen($result);
}
return $result;
}
protected function readTill($position)
{
$current = ftell($this->source);
if ($position > $current) {
$data = parent::stream_read($position - $current);
$cachePosition = ftell($this->cache);
fseek($this->cache, $current);
fwrite($this->cache, $data);
fseek($this->cache, $cachePosition);
}
}
