/**
* Update a progress record. Touches its update timestamp and sets its value.
*
* @param ProgressDao $progressDao progress record to update
* @param int $currentValue current value of the progress
* @param string $message progress message
*/
public function updateProgress($progressDao, $currentValue, $message = '')
{
$progressDao->setCurrent((int) $currentValue);
$progressDao->setMessage($message);
$progressDao->setLastUpdate(date('Y-m-d H:i:s'));
$this->save($progressDao);
}
/**
* Remove all orphaned item revision records.
*
* @param null|ProgressDao $progressDao
*/
public function removeOrphans($progressDao = null)
{
if ($progressDao) {
$max = $this->countOrphans();
$progressDao->setMaximum($max);
$progressDao->setMessage('Removing orphaned bitstreams (0/' . $max . ')');
$this->Progress = MidasLoader::loadModel('Progress');
$this->Progress->save($progressDao);
}
$sql = $this->database->select()->setIntegrityCheck(false)->from(array('b' => 'bitstream'), array('bitstream_id'))->where('b.itemrevision_id > ?', 0)->where('(NOT b.itemrevision_id IN (' . new Zend_Db_Expr($this->database->select()->setIntegrityCheck(false)->from(array('subr' => 'itemrevision'), array('itemrevision_id')) . '))'));
$rowset = $this->database->fetchAll($sql);
$ids = array();
foreach ($rowset as $row) {
$ids[] = $row['bitstream_id'];
}
$itr = 0;
foreach ($ids as $id) {
if ($progressDao) {
++$itr;
$message = 'Removing orphaned bitstreams (' . $itr . '/' . $max . ')';
$this->Progress->updateProgress($progressDao, $itr, $message);
}
$bitstream = $this->load($id);
if (!$bitstream) {
continue;
}
$this->getLogger()->info('Deleting orphaned bitstream ' . $bitstream->getName() . ' [revision id=' . $bitstream->getItemrevisionId() . ']');
$this->delete($bitstream);
}
}
/**
* Copy the permissions from the given folder to all child folders and items. Do not pass a results
* parameter, that is for the recursive counting.
*
* @param FolderDao $folder folder DAO
* @param UserDao $user user DAO
* @param null|ProgressDao $progress progress DAO
* @param array $results
* @return array array('success' => number of resources whose policies were successfully changed,
* 'failure' => number of resources failed to change due to invalid permissions
*/
public function applyPoliciesRecursive($folder, $user, $progress = null, $results = array('success' => 0, 'failure' => 0))
{
foreach ($folder->getFolders() as $subfolder) {
if ($progress) {
$current = $progress->getCurrent() + 1;
$message = 'Set policies on ' . $current . ' of ' . $progress->getMaximum() . ' resources';
$this->Progress->updateProgress($progress, $current, $message);
}
if (!$this->Folder->policyCheck($subfolder, $user, MIDAS_POLICY_ADMIN)) {
++$results['failure'];
continue;
}
// delete all existing policies on the subfolder
foreach ($subfolder->getFolderpolicygroup() as $folderPolicyGroup) {
$this->Folderpolicygroup->delete($folderPolicyGroup);
}
foreach ($subfolder->getFolderpolicyuser() as $folderPolicyUser) {
$this->Folderpolicyuser->delete($folderPolicyUser);
}
// copy down policies from parent folder
foreach ($folder->getFolderpolicygroup() as $folderPolicyGroup) {
$this->Folderpolicygroup->createPolicy($folderPolicyGroup->getGroup(), $subfolder, $folderPolicyGroup->getPolicy());
}
foreach ($folder->getFolderpolicyuser() as $folderPolicyUser) {
$this->Folderpolicyuser->createPolicy($folderPolicyUser->getUser(), $subfolder, $folderPolicyUser->getPolicy());
}
++$results['success'];
$results = $this->applyPoliciesRecursive($subfolder, $user, $progress, $results);
}
foreach ($folder->getItems() as $item) {
if ($progress) {
$current = $progress->getCurrent() + 1;
$message = 'Set policies on ' . $current . ' of ' . $progress->getMaximum() . ' resources';
$this->Progress->updateProgress($progress, $current, $message);
}
if (!$this->Item->policyCheck($item, $user, MIDAS_POLICY_ADMIN)) {
++$results['failure'];
continue;
}
// delete all existing policies on the item
foreach ($item->getItempolicygroup() as $itemPolicyGroup) {
$this->Itempolicygroup->delete($itemPolicyGroup);
}
foreach ($item->getItempolicyuser() as $itemPolicyUser) {
$this->Itempolicyuser->delete($itemPolicyUser);
}
// copy down policies from parent folder
foreach ($folder->getFolderpolicygroup() as $folderPolicyGroup) {
$this->Itempolicygroup->createPolicy($folderPolicyGroup->getGroup(), $item, $folderPolicyGroup->getPolicy());
}
foreach ($folder->getFolderpolicyuser() as $folderPolicyUser) {
$this->Itempolicyuser->createPolicy($folderPolicyUser->getUser(), $item, $folderPolicyUser->getPolicy());
}
++$results['success'];
}
return $results;
}
/**
* Move all bitstreams from one asset store to another.
*
* @param AssetstoreDao $srcAssetstore The source asset store
* @param AssetstoreDao $dstAssetstore The destination asset store
* @param null|ProgressDao $progressDao Progress dao for asynchronous updating
* @throws Zend_Exception
*/
public function moveBitstreams($srcAssetstore, $dstAssetstore, $progressDao = null)
{
$current = 0;
/** @var ProgressModel $progressModel */
$progressModel = MidasLoader::loadModel('Progress');
/** @var BitstreamModel $bitstreamModel */
$bitstreamModel = MidasLoader::loadModel('Bitstream');
$sql = $this->database->select()->setIntegrityCheck(false)->from('bitstream')->where('assetstore_id = ?', $srcAssetstore->getKey());
$rows = $this->database->fetchAll($sql);
$srcPath = $srcAssetstore->getPath();
$dstPath = $dstAssetstore->getPath();
foreach ($rows as $row) {
$bitstream = $this->initDao('Bitstream', $row);
if ($progressDao) {
++$current;
$message = $current . ' / ' . $progressDao->getMaximum() . ': Moving ' . $bitstream->getName() . ' (' . UtilityComponent::formatSize($bitstream->getSizebytes()) . ')';
$progressModel->updateProgress($progressDao, $current, $message);
}
// Move the file on disk to its new location
$dir1 = substr($bitstream->getChecksum(), 0, 2);
$dir2 = substr($bitstream->getChecksum(), 2, 2);
if (!is_dir($dstPath . '/' . $dir1)) {
if (!mkdir($dstPath . '/' . $dir1)) {
throw new Zend_Exception('Failed to mkdir ' . $dstPath . '/' . $dir1);
}
}
if (!is_dir($dstPath . '/' . $dir1 . '/' . $dir2)) {
if (!mkdir($dstPath . '/' . $dir1 . '/' . $dir2)) {
throw new Zend_Exception('Failed to mkdir ' . $dstPath . '/' . $dir1 . '/' . $dir2);
}
}
if (is_file($dstPath . '/' . $bitstream->getPath())) {
if (is_file($srcPath . '/' . $bitstream->getPath())) {
unlink($srcPath . '/' . $bitstream->getPath());
}
} else {
if (!rename($srcPath . '/' . $bitstream->getPath(), $dstPath . '/' . $bitstream->getPath())) {
throw new Zend_Exception('Error moving ' . $bitstream->getPath());
}
}
// Update the asset store id on the bitstream record once it has been moved
$bitstream->setAssetstoreId($dstAssetstore->getKey());
$bitstreamModel->save($bitstream);
}
}
