public function __construct(BinaryStreamParser $parser)
{
$parser->readBytes(44);
$numDeps = $parser->readByte();
$parser->readBytes(3);
while ($numDeps > 0) {
while ($parser->readByte() !== 0) {
}
$numDeps--;
}
$numAttribs = $parser->readUInt32();
$attribs = array();
while ($numAttribs > 0) {
$keyLen = $parser->readUInt16();
$key = $parser->readBytes($keyLen);
$locale = hex2bin(dechex($parser->readUInt32()));
$valueLen = $parser->readUInt16();
$value = $parser->readBytes($valueLen);
$attribs[$key][$locale] = $value;
$numAttribs--;
}
if (isset($attribs['DocInfo/Name'])) {
$this->name = $attribs['DocInfo/Name'];
}
if (isset($attribs['DocInfo/DescShort'])) {
$this->shortDescription = $attribs['DocInfo/DescShort'];
}
if (isset($attribs['DocInfo/DescLong'])) {
$this->longDescription = $attribs['DocInfo/DescLong'];
}
}
public function __construct(Stream $stream)
{
$stream = new BinaryStreamParser($stream);
$this->source = $stream->readByte();
$this->namespace = $stream->readUInt32();
$count = $stream->readUInt32();
for ($i = 0; $i < $count; $i++) {
$namespace = $stream->readUInt32();
$attrid = $stream->readUInt32();
$scope = $stream->readByte();
$value = trim(strrev($stream->readBytes(4)));
if (!isset($this->attributes[$scope])) {
$this->attributes[$scope] = array();
}
$this->attributes[$scope][$attrid] = new Attribute($attrid, $namespace, $scope, $value);
}
}
private function parseSignature(BinaryStreamParser $parser)
{
$signature = chr($parser->readByte());
$signature .= chr($parser->readByte());
$signature .= chr($parser->readByte());
$signature .= $parser->readByte();
return $signature;
}
private function createCompressedStream(Sector $sector)
{
$stream = $this->stream;
if ($this->block->isCompressed() && $this->block->getSize() > $this->block->getCompressedSize()) {
$parser = new BinaryStreamParser($this->stream);
$compressionType = $parser->readByte();
switch ($compressionType) {
case 0x0:
return $stream;
case 0x2:
$len = $parser->readUInt16();
$blockData = $stream->readBytes($len);
return new MemoryStream(gzinflate($blockData));
// case 0x02: return new CompressedStream($stream, new DeflateCompression());
// case 0x02: return new CompressedStream($stream, new DeflateCompression());
case 0x10:
return new CompressedStream($stream, new BZIPCompression());
default:
throw new CompressionException(sprintf('Invalid compression format: %s', $compressionType));
}
}
return $stream;
}
