/**
* Upload local bitstream.
*
* @param BitstreamDao $bitstreamdao
* @param AssetstoreDao $assetstoredao
* @param bool $copy
* @throws Zend_Exception
*/
private function _uploadLocalBitstream($bitstreamdao, $assetstoredao, $copy = false)
{
// Check if the type of the assetstore is suitable
if ($assetstoredao->getType() != MIDAS_ASSETSTORE_LOCAL) {
throw new Zend_Exception('The assetstore type should be local to upload.');
}
// Check if the path of the assetstore exists on the server
if (!is_dir($assetstoredao->getPath())) {
throw new Zend_Exception("The assetstore path doesn't exist.");
}
// Check if the MD5 exists for the bitstream
$checksum = $bitstreamdao->getChecksum();
if (empty($checksum)) {
throw new Zend_Exception('Checksum is not set.');
}
// If we already have a file of this checksum in any assetstore, we point to it
/** @var BitstreamModel $bitstreamModel */
$bitstreamModel = MidasLoader::loadModel('Bitstream');
$existing = $bitstreamModel->getByChecksum($checksum);
if ($existing) {
if ($copy === false) {
unlink($bitstreamdao->getPath());
// Remove the temporary uploaded file
}
$bitstreamdao->setPath($existing->getPath());
$bitstreamdao->setAssetstoreId($existing->getAssetstoreId());
return;
}
// Two-level hierarchy.
$path = substr($checksum, 0, 2) . '/' . substr($checksum, 2, 2) . '/' . $checksum;
$fullpath = $assetstoredao->getPath() . '/' . $path;
// Create the directories
$currentdir = $assetstoredao->getPath() . '/' . substr($checksum, 0, 2);
$this->_createAssetstoreDirectory($currentdir);
$currentdir .= '/' . substr($checksum, 2, 2);
$this->_createAssetstoreDirectory($currentdir);
if ($copy) {
copy($bitstreamdao->getPath(), $fullpath);
} else {
rename($bitstreamdao->getPath(), $fullpath);
}
// Set the new path
$bitstreamdao->setPath($path);
}