/**
* Pack file by BZIP2 compressor.
*
* @param string $source
* @param string $destination
* @return string
*/
public function pack($source, $destination)
{
$fileReader = new Mage_Archive_Helper_File($source);
$fileReader->open('r');
$archiveWriter = new Mage_Archive_Helper_File_Bz($destination);
$archiveWriter->open('w');
while (!$fileReader->eof()) {
$archiveWriter->write($fileReader->read());
}
$fileReader->close();
$archiveWriter->close();
return $destination;
}
/**
* Write current file to tarball
*/
protected function _packAndWriteCurrentFile()
{
$archiveWriter = $this->_getWriter();
$archiveWriter->write($this->_composeHeader());
$currentFile = $this->_getCurrentFile();
$fileSize = 0;
if (is_file($currentFile) && !is_link($currentFile)) {
$fileReader = new Mage_Archive_Helper_File($currentFile);
$fileReader->open('r');
while (!$fileReader->eof()) {
$archiveWriter->write($fileReader->read());
}
$fileReader->close();
$fileSize = filesize($currentFile);
}
$appendZerosCount = (self::TAR_BLOCK_SIZE - $fileSize % self::TAR_BLOCK_SIZE) % self::TAR_BLOCK_SIZE;
$archiveWriter->write(str_repeat("", $appendZerosCount));
}