/// <summary>
/// raises the FileDeleted event.
/// </summary>
/// <param name="file"></param>
protected virtual void OnFileDeleted(ArchiveFile file)
{
if (FileDeleted != null)
{
FileDeleted(this, new FileEventArgs()
{
File = file
});
}
}
/// <summary>
/// extract an archive file from the source stream.
/// </summary>
/// <param name="source"></param>
/// <param name="index"></param>
/// <returns></returns>
public static ArchiveFile ExtractArchive(Stream source, ArchiveFileIndex index)
{
// seek to the start index of the file:
source.Seek(index.FileStartIndex, SeekOrigin.Begin);
// read the block of data:
byte[] archiveData = ReadBuffer(source, index.FileLength);
// deserialize the file:
return(ArchiveFile.FromByteArray(archiveData));
}
/// <summary>
/// adds a new file to the end of the archive.
/// </summary>
/// <param name="file"></param>
public void AddFile(ArchiveFile file)
{
// add the specified file to this archive.
List <ArchiveFile> fileList = new List <ArchiveFile>();
fileList.Add(file);
using (Stream s = GetStream())
{
AddData(fileList, s, _index);
}
}
/// <summary>
/// add a file from disk into the specified folder of the archive.
/// </summary>
/// <param name="sourceFileName">the source file path</param>
/// <param name="destDir">the target directory in the archive.</param>
/// <returns>the archive-file details.</returns>
public ArchiveFile AddExistingFile(string sourceFileName, string destDir)
{
// create the archive file object:
ArchiveFile file = new ArchiveFile(sourceFileName);
// create the archive path:
string path = destDir + "\\" + file.Name;
// add into this
this[path] = file;
// return the file.
return(file);
}
/// <summary>
/// add the archive file into the specific directory with the specific name.
/// </summary>
/// <param name="fileName"></param>
/// <param name="value"></param>
public void AddFile(String fileName, ArchiveFile value)
{
// extract the path and name of the file.
string path = Path.GetDirectoryName(fileName);
string name = Path.GetFileName(fileName);
// the name and path and owner are modified to match:
value.Path = path;
value.Name = name;
// does the path already exist?
if (!_fileSystem.ContainsKey(path))
{
// create the folder:
_fileSystem.Add(path, new List <ArchiveFile>());
// raise the event;
OnDirAdded(path);
}
// does the folder already contain the file?
if (_fileSystem[path].Contains(value))
{
// yes.. get the index of the file:
int i = _fileSystem[path].IndexOf(value);
// set the specific index to the input value:
_fileSystem[path][i] = value;
// now raise the file-updated event.
OnFileUpdated(value);
}
else
{
// add the file.
_fileSystem[path].Add(value);
// raise the file added event:
OnFileAdded(value);
}
}
public static void TestOpen()
{
// open the existing archive file:
StreamingArchiveFile arc = new StreamingArchiveFile(@"C:\Temp\streamingArchive.arc");
// iterate the files in the archive:
foreach (string fileName in arc.FileIndex.IndexedFileNames)
{
// write the name of the file
Debug.Print("File: " + fileName);
// extract the file:
ArchiveFile file = arc.GetFile(fileName);
// save it to disk:
String tempFileName = Path.GetTempPath() + "\\" + file.Name;
file.SaveAs(tempFileName);
// open the file:
Process.Start(tempFileName);
}
}
/// <summary>
/// determine if the two archive files are equivalent.
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public bool Equals(ArchiveFile file)
{
return(file.Name == this.Name && file.Path == this.Path);
}
/// <summary>
/// determine if the two archive files are equivalent.
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public bool Equals(ArchiveFile file)
{
return (file.Name == this.Name && file.Path == this.Path);
}
/// <summary>
/// adds a new file to the end of the archive.
/// </summary>
/// <param name="file"></param>
public void AddFile(ArchiveFile file)
{
// add the specified file to this archive.
List<ArchiveFile> fileList = new List<ArchiveFile>();
fileList.Add(file);
using (Stream s = GetStream())
{
AddData(fileList, s, _index);
}
}
/// <summary>
/// add the file using it's directory and name.
/// </summary>
/// <param name="value"></param>
public void AddFile(ArchiveFile value)
{
AddFile(value.Path + "\\" + value.Name, value);
}
/// <summary>
/// raises the FileDeleted event.
/// </summary>
/// <param name="file"></param>
protected virtual void OnFileDeleted(ArchiveFile file)
{
if (FileDeleted != null)
FileDeleted(this, new FileEventArgs() { File = file });
}
/// <summary>
/// add a file from disk into the specified folder of the archive.
/// </summary>
/// <param name="sourceFileName">the source file path</param>
/// <param name="destDir">the target directory in the archive.</param>
/// <returns>the archive-file details.</returns>
public ArchiveFile AddExistingFile(string sourceFileName, string destDir)
{
// create the archive file object:
ArchiveFile file = new ArchiveFile(sourceFileName);
// create the archive path:
string path = destDir + "\\" + file.Name;
// add into this
this[path] = file;
// return the file.
return file;
}
/// <summary>
/// add the archive file into the specific directory with the specific name.
/// </summary>
/// <param name="fileName"></param>
/// <param name="value"></param>
public void AddFile(String fileName, ArchiveFile value)
{
// extract the path and name of the file.
string path = Path.GetDirectoryName(fileName);
string name = Path.GetFileName(fileName);
// the name and path and owner are modified to match:
value.Path = path;
value.Name = name;
// does the path already exist?
if (!_fileSystem.ContainsKey(path))
{
// create the folder:
_fileSystem.Add(path, new List<ArchiveFile>());
// raise the event;
OnDirAdded(path);
}
// does the folder already contain the file?
if (_fileSystem[path].Contains(value))
{
// yes.. get the index of the file:
int i = _fileSystem[path].IndexOf(value);
// set the specific index to the input value:
_fileSystem[path][i] = value;
// now raise the file-updated event.
OnFileUpdated(value);
}
else
{
// add the file.
_fileSystem[path].Add(value);
// raise the file added event:
OnFileAdded(value);
}
}
/// <summary>
/// add the file using it's directory and name.
/// </summary>
/// <param name="value"></param>
public void AddFile(ArchiveFile value)
{
AddFile(value.Path + "\\" + value.Name, value);
}