Exemplo n.º 1
0
 /**
  * Count the total number of bitstreams in the system. Provide an asset store
  * dao if you wish to count the number in a single asset store.
  *
  * @param null|AssetstoreDao $assetstoreDao
  * @return int
  */
 public function countAll($assetstoreDao = null)
 {
     $sql = $this->database->select()->setIntegrityCheck(false)->from('bitstream', array('count' => 'count(*)'));
     if ($assetstoreDao) {
         $sql->where('assetstore_id = ?', $assetstoreDao->getKey());
     }
     $row = $this->database->fetchRow($sql);
     return $row['count'];
 }
Exemplo n.º 2
0
 /**
  * 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);
     }
 }