/**
* Setup the Executable to run the 'tar' command.
*
* @param \phpbu\App\Backup\Target
* @return \phpbu\App\Cli\Executable
*/
public function getExecutable(Target $target)
{
if (null == $this->executable) {
// check if tar supports requested compression
if ($target->shouldBeCompressed()) {
if (!Executable\Tar::isCompressorValid($target->getCompressor()->getCommand())) {
$this->pathToArchive = $target->getPathnamePlain();
} else {
// compression could be handled by the tar command
$this->pathToArchive = $target->getPathname();
$this->compression = $target->getCompressor()->getCommand();
}
} else {
// no compression at all
$this->pathToArchive = $target->getPathname();
}
$this->executable = new Executable\Tar($this->pathToTar);
$this->executable->archiveDirectory($this->path)->useCompression($this->compression)->archiveTo($this->pathToArchive)->showStdErr($this->showStdErr);
}
return $this->executable;
}
