public function testCrc32FromFile()
{
$this->createTempDir("ezcArchive_");
$dir = $this->getTempDir();
file_put_contents("{$dir}/crc32file.txt", $this->testString);
$crcExpected = ezcArchiveChecksums::getCrc32FromString(file_get_contents("{$dir}/crc32file.txt"));
$crc = ezcArchiveChecksums::getCrc32FromFile("{$dir}/crc32file.txt");
$this->assertEquals($crcExpected, $crc);
}
/**
* Sets this header with the values from the ezcArchiveEntry $entry.
*
* The values that are possible to set from the ezcArchiveEntry $entry are set in this header.
*
* @param ezcArchiveEntry $entry
* @return void
*/
public function setHeaderFromArchiveEntry(ezcArchiveEntry $entry)
{
$this->version = 10;
// FIXME
$this->bitFlag = 0;
// FIXME
$this->atime = $entry->getAccessTime();
$this->groupId = $entry->getGroupId();
$this->userId = $entry->getUserId();
$this->setModificationTime($entry->getModificationTime());
if ($entry->isSymLink()) {
$this->uncompressedSize = strlen($entry->getLink());
$this->crc = ezcArchiveChecksums::getCrc32FromString($entry->getLink());
} else {
$this->uncompressedSize = $entry->getSize();
$this->crc = ezcArchiveChecksums::getCrc32FromFile($entry->getPath());
}
$this->setFileName($entry->getPath(false));
}
/**
* Returns the encoded header as given as the parameter $encodedHeader but includes the
* checksum of the header.
*
* The encoded header $encodedHeader should have spaces at the place where the checksum should be stored.
*
* @param string $encodedHeader
* @return string
*/
protected function setChecksum($encodedHeader)
{
$total = ezcArchiveChecksums::getTotalByteValueFromString($encodedHeader);
$checksum = pack("a7", str_pad(decoct($total), 6, "0", STR_PAD_LEFT));
$checksum .= " ";
$begin = substr($encodedHeader, 0, 148);
$end = substr($encodedHeader, 156);
return $begin . $checksum . $end;
}