/* <!-- copyright */
/*
 * aria2 - The high speed download utility
 *
 * Copyright (C) 2006 Tatsuhiro Tsujikawa
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the
 * OpenSSL library under certain conditions as described in each
 * individual source file, and distribute linked combinations
 * including the two.
 * You must obey the GNU General Public License in all respects
 * for all of the code used other than OpenSSL.  If you modify
 * file(s) with this exception, you may extend this exception to your
 * version of the file(s), but you are not obligated to do so.  If you
 * do not wish to do so, delete this exception statement from your
 * version.  If you delete this exception statement from all source
 * files in the program, then also delete it here.
 */
/* copyright --> */
#include "CopyDiskAdaptor.h"
#include "FileEntry.h"
#include "Logger.h"
#include "Util.h"
#include "message.h"
#include "File.h"

namespace aria2 {

void CopyDiskAdaptor::onDownloadComplete()
{
  closeFile();
  fixFilename();
  openFile();
}

void CopyDiskAdaptor::fixFilename()
{
  off_t offset = 0;
  for(FileEntries::iterator itr = fileEntries.begin();
      itr != fileEntries.end(); itr++) {
    if(!(*itr)->isExtracted() && (*itr)->isRequested()) {
      std::string topDirPath = storeDir+"/"+topDir;
      (*itr)->setupDir(topDirPath);
      std::string destFilePath = topDirPath+"/"+(*itr)->getPath();
      logger->info(MSG_WRITING_FILE, destFilePath.c_str());
      Util::rangedFileCopy(destFilePath, getFilePath(),
			   offset, (*itr)->getLength());
      (*itr)->setExtracted(true);
    }
    offset += (*itr)->getLength();
  }
}

std::string CopyDiskAdaptor::getFilePath()
{
  return storeDir+"/"+tempFilename;
}

size_t CopyDiskAdaptor::utime(const Time& actime, const Time& modtime)
{
  size_t numOK = 0;
  std::string topDirPath = storeDir+"/"+topDir;
  for(std::deque<SharedHandle<FileEntry> >::const_iterator i =
	fileEntries.begin(); i != fileEntries.end(); ++i) {
    if((*i)->isExtracted() && (*i)->isRequested()) {
      File f(topDirPath+"/"+(*i)->getPath());
      if(f.isFile() && f.utime(actime, modtime)) {
	++numOK;
      }
    }
  }
  return numOK;
}

} // namespace aria2