public static void TestCreate()
{
// create a streaming archive file from existing files:
StreamingArchiveFile arc = new StreamingArchiveFile(@"C:\Temp\streamingArchive.arc");
// now iterate through the files in a specific directory and add them to the archive:
foreach (string fileName in Directory.GetFiles(@"C:\Temp\Test\", "*.*"))
{
// add the file
arc.AddFile(new ArchiveFile(fileName));
}
}
/// <summary>
/// remove a list of files from the archive by the archive file index.
/// this works by duplicating the archive file into a temp location, skipping the files due to be deleted
/// and then copying the duplicate back over the original.
/// not the most inspired solution but better than nothing.
/// </summary>
/// <param name="filesToRemove"></param>
public void RemoveFiles(List <ArchiveFileIndex> filesToRemove)
{
// create a temporary file:
String tempFileName = Path.GetTempFileName();
// create a temporary archive:
StreamingArchiveFile tempArc = new StreamingArchiveFile(tempFileName);
// extract each file from this archive, add it to the other archive,
// except the files to be deleted.
using (Stream input = GetStream())
{
using (Stream output = tempArc.GetStream())
{
// enumerate the indexes:
foreach (ArchiveFileIndex idx in _index.ArchiveIndex)
{
if (!filesToRemove.Contains(idx))
{
// process this... read in the raw data block:
input.Seek(idx.FileStartIndex, SeekOrigin.Begin);
// read the compressed file data:
byte[] data = IndexHandler.ReadBuffer(input, idx.FileLength);
// now generate the raw index:
RawIndex rawIndex = new RawIndex()
{
N = idx.FileName,
L = idx.FileLength
};
// add to the destination:
AddRawData(output, rawIndex, data, tempArc._index);
}
}
}
}
// now copy the temp file back over the archive:
File.Delete(_fileName);
File.Move(tempFileName, _fileName);
// now re-read the indexes:
OpenArchive(_fileName);
}
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);
}
}
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);
}
}
public static void TestCreate()
{
// create a streaming archive file from existing files:
StreamingArchiveFile arc = new StreamingArchiveFile(@"C:\Temp\streamingArchive.arc");
// now iterate through the files in a specific directory and add them to the archive:
foreach (string fileName in Directory.GetFiles(@"C:\Temp\Test\", "*.*"))
{
// add the file
arc.AddFile(new ArchiveFile(fileName));
}
}
/// <summary>
/// remove a list of files from the archive by the archive file index.
/// this works by duplicating the archive file into a temp location, skipping the files due to be deleted
/// and then copying the duplicate back over the original.
/// not the most inspired solution but better than nothing.
/// </summary>
/// <param name="filesToRemove"></param>
public void RemoveFiles(List<ArchiveFileIndex> filesToRemove)
{
// create a temporary file:
String tempFileName = Path.GetTempFileName();
// create a temporary archive:
StreamingArchiveFile tempArc = new StreamingArchiveFile(tempFileName);
// extract each file from this archive, add it to the other archive,
// except the files to be deleted.
using (Stream input = GetStream())
{
using (Stream output = tempArc.GetStream())
{
// enumerate the indexes:
foreach (ArchiveFileIndex idx in _index.ArchiveIndex)
{
if (!filesToRemove.Contains(idx))
{
// process this... read in the raw data block:
input.Seek(idx.FileStartIndex, SeekOrigin.Begin);
// read the compressed file data:
byte[] data = IndexHandler.ReadBuffer(input, idx.FileLength);
// now generate the raw index:
RawIndex rawIndex = new RawIndex()
{
N = idx.FileName,
L = idx.FileLength
};
// add to the destination:
AddRawData(output, rawIndex, data, tempArc._index);
}
}
}
}
// now copy the temp file back over the archive:
File.Delete(_fileName);
File.Move(tempFileName, _fileName);
// now re-read the indexes:
OpenArchive(_fileName);
}
public static void ExportTo(string filePath)
{
//如果已经存在，则先删掉。否则Archive会添加文件进去
if (File.Exists(filePath))
{
File.Delete(filePath);
}
var arcFile = new StreamingArchiveFile(filePath);
arcFile.AddFile(new ArchiveFile(AppSettings.ConfigFilePath));
arcFile.AddFile(new ArchiveFile(AppSettings.GesturesFilePath));
}
public static ConfigAndGestures ImportWgb(string wgbFilePath)
{
if (!File.Exists(wgbFilePath))
{
throw new MigrateException("文件不存在:" + wgbFilePath);
}
var config = null as PlistConfig;
var gestures = null as JsonGestureIntentStore;
var cofnigFileName = Path.GetFileName(AppSettings.ConfigFilePath);
var gesturesFileName = Path.GetFileName(AppSettings.GesturesFilePath);
var arcFile = new StreamingArchiveFile(wgbFilePath);
var files = arcFile.FileIndex.IndexedFileNames.ToArray();
/*var fileShortNames = (from f in files select Path.GetFileName(f)).ToArray();
if (!fileShortNames.Contains(cofnigFileName) || !fileShortNames.Contains(gesturesFileName))
throw new MigrateException("文件内容不正确（未找到需要的部分）: " + wgbFilePath);*/
try
{
// iterate the files in the archive:
foreach (var fileName in files)
{
// write the name of the file
Debug.Print("File: " + fileName);
// extract the file:
var file = arcFile.GetFile(fileName);
//file.SaveAs("text.txt");
//config file
if (Path.GetFileName(fileName) == cofnigFileName)
{
config = new PlistConfig(file.GetStream(), closeStream: true);
}
else
{
var version = "1";
if (fileName.EndsWith(".json"))
{
version = "1";
}
else if (fileName.EndsWith(".wg"))
{
version = "2";
}
gestures = new JsonGestureIntentStore(file.GetStream(), true, version);
}
}
}
catch (Exception e)
{
if (e is SystemException) throw;
throw new MigrateException("文件内容错误");
}
if(config == null || gestures == null) throw new MigrateException("文件内容错误");
return new ConfigAndGestures(config, gestures);
}
