public void Register(ProcessProgress progress)
{
progress.MinStep = 0;
progress.MaxStep = 100;
progress.CurrentStep = 0;
progress.StatusText = string.Empty;
}
private void StreamCopy(Stream dest, Stream source)
{
int byteRead;
long onePercentage;
long bytesReadFromLastProgressEvent;
byte[] buffer = new byte[4 * 1024 + 1];
ProcessProgress <long> progress = new ProcessProgress <long>("FTP " + m_transferDirection + " File Transfer", "Transfering file \"" + m_remoteFile + "\"...", m_totalBytes, 0);
onePercentage = m_totalBytes / 100;
bytesReadFromLastProgressEvent = 0;
byteRead = source.Read(buffer, 0, 4 * 1024);
while (byteRead != 0)
{
m_totalBytesTransfered += byteRead;
bytesReadFromLastProgressEvent += byteRead;
if (bytesReadFromLastProgressEvent > onePercentage)
{
m_transferedPercentage = (int)(((float)m_totalBytesTransfered) / ((float)m_totalBytes) * 100);
progress.Complete = m_totalBytesTransfered;
m_session.Host.OnFileTransferProgress(progress, m_transferDirection);
bytesReadFromLastProgressEvent = 0;
}
dest.Write(buffer, 0, byteRead);
byteRead = source.Read(buffer, 0, 4 * 1024);
}
}
internal void OnFileTransferProgress(ProcessProgress <long> fileTransferProgress, TransferDirection transferDirection)
{
if ((object)FileTransferProgress != null)
{
FileTransferProgress(this, new EventArgs <ProcessProgress <long>, TransferDirection>(fileTransferProgress, transferDirection));
}
}
protected void DoOverridePostData(object sender, MCS.Web.WebControls.PostProgressDoPostedDataEventArgs e)
{
// 先保存当前数据
try
{
ProcessProgress pg = ProcessProgress.Current;
pg.CurrentStep = pg.MaxStep = 1;
pg.MinStep = 0;
var aclMembers = JSONSerializerExecute.Deserialize <SCAclMemberCollection>(e.Steps[0]);
bool all = e.Steps[1].Equals("all");
bool inheritRight = e.Steps[2].Equals("inherit");
var obj = DbUtil.GetEffectiveObject(e.ClientExtraPostedData, null);
InnerDoSave(aclMembers, obj, inheritRight);
PC.Executors.SCObjectOperations.InstanceWithPermissions.ReplaceAclRecursively((ISCAclContainer)obj, all);
pg.Output.WriteLine("完毕");
}
catch (Exception ex)
{
ProcessProgress.Current.Output.WriteLine(ex.ToString());
ProcessProgress.Current.StatusText = "错误";
ProcessProgress.Current.Response();
}
e.Result.CloseWindow = false;
e.Result.ProcessLog = ProcessProgress.Current.GetDefaultOutput();
}
public void Register(ProcessProgress progress)
{
progress.MinStep = 0;
progress.MaxStep = 100;
progress.CurrentStep = 1;
progress.StatusText = string.Empty;
}
public Guid CreateProcess(Action <Action <TrainingJob>, CancellationToken> process)
{
var progress = new ProcessProgress <TrainingJob, float>(process, job => job.AvgError);
_jobs.Add(progress.Id, progress);
return(progress.Id);
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
response.Write(string.Format("<script type=\"text/javascript\">top.document.getElementById(\"processInfo\").value=\"{0}\";\ntop.document.getElementById(\"processInfoChanged\").click();</script>",
WebUtility.CheckScriptString(JSONSerializerExecute.Serialize(progress), false)));
response.Flush();
}
public void Register(ProcessProgress progress)
{
JSONSerializerExecute.RegisterConverter(typeof(ProcessProgressConverter));
progress.MinStep = 0;
progress.MaxStep = 100;
progress.CurrentStep = 1;
progress.StatusText = string.Empty;
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
string script = SubmitButton.GetChangeParentProcessInfoScript(progress, true);
response.Write(script);
response.Flush();
}
public void Register(ProcessProgress progress)
{
JSONSerializerExecute.RegisterConverter(typeof(ProcessProgressConverter));
progress.MinStep = 0;
progress.MaxStep = 100;
progress.CurrentStep = 1;
progress.StatusText = string.Empty;
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
string script = GetChangeProcessInfoScript(progress, "progressUpdate", true);
response.Write(script);
response.Flush();
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
string script = SubmitButton.GetChangeParentProcessInfoScript(progress, true);
response.Write(script);
response.Flush();
}
/// <summary>
/// 反序列化
/// </summary>
/// <param name="dictionary"></param>
/// <param name="type"></param>
/// <param name="serializer"></param>
/// <returns></returns>
public override object Deserialize(IDictionary <string, object> dictionary, Type type, JavaScriptSerializer serializer)
{
ProcessProgress progress = (ProcessProgress)TypeCreator.CreateInstance(typeof(ProcessProgress));
progress.MinStep = dictionary.GetValue("MinStep", progress.MinStep);
progress.MaxStep = dictionary.GetValue("MaxStep", progress.MaxStep);
progress.CurrentStep = dictionary.GetValue("CurrentStep", progress.CurrentStep);
progress.StatusText = dictionary.GetValue("StatusText", progress.StatusText);
return(progress);
}
private void Invoke(object stateInfo)
{
_progress.CurrentStep++;
_progress.TimeSpentSeconds = (DateTime.Now - _timeStarted).Seconds;
_callback(_progress);
if (_progress.CurrentStep == _progress.TotalSteps)
{
this._progress = null;
this._config = null;
_timer.Dispose();
}
}
/// <summary>
/// 得到修改父窗口中状态变化的脚本
/// </summary>
/// <param name="progress"></param>
/// <param name="addScriptTag"></param>
/// <returns></returns>
public static string GetChangeParentProcessInfoScript(ProcessProgress progress, bool addScriptTag)
{
string script = "parent.document.getElementById('" +
SubmitButton.ProgressInfoHiddenID + @"').value='" + JSONSerializerExecute.Serialize(progress) +
"';\r\n parent.document.getElementById('" + SubmitButton.ProgressInfoChangedButtonID + "').click();";
if (addScriptTag)
{
script = "<script type=\"text/javascript\">" + script + "</script>";
}
return(script);
}
/// <summary>
/// 序列化
/// </summary>
/// <param name="obj"></param>
/// <param name="serializer"></param>
/// <returns></returns>
public override IDictionary <string, object> Serialize(object obj, JavaScriptSerializer serializer)
{
Dictionary <string, object> dictionary = new Dictionary <string, object>();
ProcessProgress progress = (ProcessProgress)obj;
dictionary.Add("MinStep", progress.MinStep);
dictionary.Add("MaxStep", progress.MaxStep);
dictionary.Add("CurrentStep", progress.CurrentStep);
dictionary.Add("StatusText", progress.StatusText);
return(dictionary);
}
public void GenerateAllUserAndContainerSnapshotTest()
{
ProcessProgress.Clear();
ProcessProgress.Current.RegisterResponser(TestProgressResponser.Instance);
TestRoleData roleData = SCObjectGenerator.PrepareTestRoleWithOrgAndGroup();
SCConditionCalculator calculator = new SCConditionCalculator();
calculator.GenerateAllUserAndContainerSnapshot();
Console.Error.WriteLine("Error: {0}", ProcessProgress.Current.GetDefaultError());
Console.WriteLine("Output: {0}", ProcessProgress.Current.GetDefaultOutput());
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
string script = string.Format("document.getElementById(\"statusText\").innerText=\"{0}\";document.getElementById(\"progressBar\").style[\"width\"] = \"{1}%\";",
progress.StatusText,
progress.CurrentStep * 100 / progress.MaxStep);
script = string.Format("<script type=\"text/javascript\">{0}</script>", script);
response.Write(script);
response.Flush();
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
string script = string.Format("document.getElementById(\"statusText\").innerText=\"{0}\";document.getElementById(\"progressBar\").style[\"width\"] = \"{1}%\";",
progress.StatusText,
progress.CurrentStep * 100 / progress.MaxStep);
script = string.Format("<script type=\"text/javascript\">{0}</script>", script);
response.Write(script);
response.Flush();
}
public void SetSubStatusAndLog(int currentStep, int maxStep, string message)
{
this.AppendLog(message);
HttpResponse response = HttpContext.Current.Response;
ProcessProgress progress = ProcessProgress.Current;
progress.CurrentStep = currentStep;
progress.MaxStep = maxStep;
progress.StatusText = message;
response.Write(string.Format("<script type=\"text/javascript\">top.document.getElementById(\"processInfo\").value=\"{0}\";\ntop.document.getElementById(\"subProcessInfoChanged\").click();</script>",
WebUtility.CheckScriptString(JSONSerializerExecute.Serialize(progress), false)));
response.Flush();
}
/// <summary>
/// 得到修改父窗口中状态变化的脚本
/// </summary>
/// <param name="progress"></param>
/// <param name="addScriptTag"></param>
/// <returns></returns>
public static string GetChangeParentProcessInfoScript(ProcessProgress progress, bool addScriptTag)
{
string script = string.Format("parent.document.getElementById(\"{0}\").value=\"{1}\";\nparent.document.getElementById(\"{2}\").click();",
SubmitButton.ProgressInfoHiddenID,
WebUtility.CheckScriptString(JSONSerializerExecute.Serialize(progress), false),
SubmitButton.ProgressInfoChangedButtonID);
if (addScriptTag)
{
script = string.Format("<script type=\"text/javascript\">\n{0}\n</script>", script);
}
return(script);
}
public void StartProcess(ProcessConfig config, Action <ProcessProgress> callback)
{
if (_progress != null)
{
throw new InvalidOperationException("The process is already started. Please, use another Service instance.");
}
_config = config;
_callback = callback;
_progress = new ProcessProgress()
{
ProcessId = Guid.NewGuid(),
TotalSteps = Math.Abs(config.StepsCount),
CurrentStep = 0,
TimeSpentSeconds = 0
};
_progress.TotalSteps = config.StepsCount;
_timer = new Timer(Invoke, config, 0, config.StepDelay * 1000);
_timeStarted = DateTime.Now;
}
protected override void UpdateProgress(ProcessProgress p)
{
base.UpdateProgress(p);
if (!_enabled)
{
return;
}
if (canCancel)
{
if (EditorUtility.DisplayCancelableProgressBar(_label, string.Format("{0}/{1}", _progress.index, _progress.assetCount), _progress.progress))
{
Cancel();
}
}
else
{
EditorUtility.DisplayProgressBar(_label, string.Format("{0}/{1}", _progress.index, _progress.assetCount), _progress.progress);
}
}
private static string GetChangeProcessInfoScript(ProcessProgress progress, string funcName, bool addScriptTag)
{
string json = JsonConvert.SerializeObject(new
{
minStep = progress.MinStep,
maxStep = progress.MaxStep,
currentStep = progress.CurrentStep,
statusText = progress.StatusText
});
json = ScriptHelper.CheckScriptString(json);
string script = string.Format("{0}(\"{1}\")", funcName, json);
if (addScriptTag)
{
script = string.Format("<script type=\"text/javascript\">\n parent.{0}\n</script>", script);
}
return(script);
}
public void IsChildAllByIDBuiltInFunctionTest()
{
SchemaObjectAdapter.Instance.ClearAllData();
TestRoleData roleData = SCObjectGenerator.PrepareTestRoleWithOrgAndGroup(data => string.Format("IsChildAll(\"{0}\", \"{1}\")", "Guid", data.SidelineOrganization.ID));
SCConditionCalculator calculator = new SCConditionCalculator();
ProcessProgress.Clear();
ProcessProgress.Current.RegisterResponser(TestProgressResponser.Instance);
calculator.GenerateUserAndContainerSnapshot(new List <ISCUserContainerObject>()
{
roleData.BuiltInFunctionRole
});
SameContainerUserAndContainerSnapshotCollection snapshot = UserAndContainerSnapshotAdapter.Instance.LoadByContainerID(roleData.BuiltInFunctionRole.ID);
Console.WriteLine(roleData.ToString());
Console.Error.WriteLine("Error: {0}", ProcessProgress.Current.GetDefaultError());
Console.WriteLine("Output: {0}", ProcessProgress.Current.GetDefaultOutput());
Assert.IsFalse(snapshot.ContainsKey(roleData.SidelineUserInOrg.ID));
}
public void DeleteObjectsRecursivelyTest()
{
// 调用SCObjectGenerator，准备测试数据，包括人员、组织群组、组织中包含子组织和人员
SCObjectGenerator.PreareTestOguObjectForDelete();
SCOrganization parent = (SCOrganization)SchemaObjectAdapter.Instance.Load("91841971-44CB-4895-8B31-D9EA7432A74A"); // cityCompany
SchemaObjectCollection objectsToDelete = new SchemaObjectCollection()
{
SchemaObjectAdapter.Instance.Load("471F24D5-962E-46B9-849B-639D0AEB2B16") // beijingYuanlian
};
ProcessProgress.Clear();
ProcessProgress.Current.RegisterResponser(TestProgressResponser.Instance);
// 执行删除，过程中会输出状态信息
SCObjectOperations.Instance.DeleteObjectsRecursively(objectsToDelete, parent);
// 输出
Console.Error.WriteLine("Error: {0}", ProcessProgress.Current.GetDefaultError());
Console.WriteLine("Output: {0}", ProcessProgress.Current.GetDefaultOutput());
// 验证结果
Assert.IsFalse(this.ObjectDeleted("2B67F7D0-9362-401F-977F-3E267E87298B")); // wangfaping
Assert.IsFalse(this.ObjectDeleted("3729DAC3-80E0-476C-8C4A-264E0F67BBC2")); // liumh
Assert.IsTrue(this.ObjectDeleted("066352AA-8349-4D21-B83F-C909BA5B8352")); // beijingYuanlianExecutives
Assert.IsTrue(this.ObjectDeleted("2F28C437-BBF9-4969-9C07-639BD9716B1E")); // yuanyangAobei
Assert.IsFalse(this.ObjectDeleted("16903BF9-74B5-4B58-9204-8BB20F341D88")); // beijingZhonglian
Assert.IsTrue(this.ObjectDeleted("CA093A1E-B207-48DB-B3B2-B085A81DA36A")); // groupA
Assert.IsTrue(this.ObjectDeleted("A465FFC8-A742-41F3-A1B6-0D40FC5EA3D5")); // groupB
Assert.IsFalse(this.ObjectDeleted("D1C28431-DD5D-496E-865B-85C6D89ED3D6")); // zhaolin1
}
internal void OnFileTransferProgress(ProcessProgress<long> fileTransferProgress, TransferDirection transferDirection)
{
if (FileTransferProgress != null)
FileTransferProgress(this, new EventArgs<ProcessProgress<long>,TransferDirection>(fileTransferProgress, transferDirection));
}
/// <summary>
/// Raises the <see cref="ReplicationProgress"/> event.
/// </summary>
/// <param name="replicationProgress"><see cref="ProcessProgress{T}"/> to send to <see cref="ReplicationProgress"/> event.</param>
protected virtual void OnReplicationProgress(ProcessProgress<int> replicationProgress)
{
if (ReplicationProgress != null)
ReplicationProgress(this, new EventArgs<ProcessProgress<int>>(replicationProgress));
}
private void StreamCopy(Stream dest, Stream source)
{
int byteRead;
long onePercentage;
long bytesReadFromLastProgressEvent;
byte[] buffer = new byte[4 * 1024 + 1];
ProcessProgress<long> progress = new ProcessProgress<long>("FTP " + m_transferDirection + " File Transfer", "Transferring file \"" + m_remoteFile + "\"...", m_totalBytes, 0);
onePercentage = m_totalBytes / 100;
bytesReadFromLastProgressEvent = 0;
byteRead = source.Read(buffer, 0, 4 * 1024);
while (byteRead != 0)
{
m_totalBytesTransfered += byteRead;
bytesReadFromLastProgressEvent += byteRead;
if (bytesReadFromLastProgressEvent > onePercentage)
{
m_transferedPercentage = (int)(((float)m_totalBytesTransfered) / ((float)m_totalBytes) * 100);
progress.Complete = m_totalBytesTransfered;
m_session.Host.OnFileTransferProgress(progress, m_transferDirection);
bytesReadFromLastProgressEvent = 0;
}
dest.Write(buffer, 0, byteRead);
byteRead = source.Read(buffer, 0, 4 * 1024);
}
}
/// <summary>Uncompress a stream onto given output stream.</summary>
public static void Decompress(this Stream source, Stream destination, Action<ProcessProgress<long>> progressHandler)
{
ProcessProgress<long>.Handler progress = null;
byte[] inBuffer;
byte[] outBuffer;
byte[] lengthBuffer = BitConverter.GetBytes((int)0);
int read, size;
long total = 0, length = -1;
// Send initial progress event
if (progressHandler != null)
{
try
{
if (source.CanSeek)
length = source.Length;
}
catch
{
length = -1;
}
// Create a new progress handler to track compression progress
progress = new ProcessProgress<long>.Handler(progressHandler, "Uncompress", length);
progress.Complete = 0;
}
// Read compression version from stream
byte[] versionBuffer = new byte[1];
if (source.Read(versionBuffer, 0, 1) > 0)
{
if (versionBuffer[0] != CompressionVersion)
throw new InvalidOperationException("Invalid compression version encountered in compressed stream - decompression aborted.");
// Read initial buffer
read = source.Read(lengthBuffer, 0, lengthBuffer.Length);
while (read > 0)
{
// Convert the byte array containing the buffer size into an integer
size = BitConverter.ToInt32(lengthBuffer, 0);
if (size > 0)
{
// Create and read the next buffer
inBuffer = new byte[size];
read = source.Read(inBuffer, 0, size);
if (read > 0)
{
// Uncompress buffer
outBuffer = Decompress(inBuffer, BufferSize);
destination.Write(outBuffer, 0, outBuffer.Length);
}
// Update decompression progress
if (progressHandler != null)
{
total += (read + lengthBuffer.Length);
progress.Complete = total;
}
}
// Read the size of the next buffer from the stream
read = source.Read(lengthBuffer, 0, lengthBuffer.Length);
}
}
}
/// <summary>Compress a stream onto given output stream using specified compression strength.</summary>
public static void Compress(this Stream source, Stream destination, CompressionStrength strength, Action<ProcessProgress<long>> progressHandler)
{
ProcessProgress<long>.Handler progress = null;
byte[] inBuffer = new byte[BufferSize];
byte[] outBuffer;
byte[] lengthBuffer;
int read;
long total = 0, length = -1;
// Send initial progress event
if (progressHandler != null)
{
try
{
if (source.CanSeek)
length = source.Length;
}
catch
{
length = -1;
}
// Create a new progress handler to track compression progress
progress = new ProcessProgress<long>.Handler(progressHandler, "Compress", length);
progress.Complete = 0;
}
// Read initial buffer
read = source.Read(inBuffer, 0, BufferSize);
// Write compression version into stream
byte[] version = new byte[1];
version[0] = CompressionVersion;
destination.Write(version, 0, 1);
while (read > 0)
{
// Compress buffer - note that we are only going to compress used part of buffer,
// we don't want any left over garbage to end up in compressed stream...
outBuffer = Compress(inBuffer, 0, read, strength);
// The output stream is hopefully smaller than the input stream, so we prepend the final size of
// each compressed buffer into the destination output stream so that we can safely uncompress
// the stream in a "chunked" fashion later...
lengthBuffer = BitConverter.GetBytes(outBuffer.Length);
destination.Write(lengthBuffer, 0, lengthBuffer.Length);
destination.Write(outBuffer, 0, outBuffer.Length);
// Update compression progress
if (progressHandler != null)
{
total += read;
progress.Complete = total;
}
// Read next buffer
read = source.Read(inBuffer, 0, BufferSize);
}
}
private void WriteToHistoricArchiveFile(ArchiveData[] items)
{
if (m_buildHistoricFileListThread.IsAlive)
// Wait until the historic file list has been built.
m_buildHistoricFileListThread.Join();
OnHistoricDataWriteStart();
Dictionary<int, List<ArchiveData>> sortedPointData = new Dictionary<int, List<ArchiveData>>();
// First we'll seperate all point data by ID.
for (int i = 0; i < items.Length; i++)
{
if (!sortedPointData.ContainsKey(items[i].HistorianID))
{
sortedPointData.Add(items[i].HistorianID, new List<ArchiveData>());
}
sortedPointData[items[i].HistorianID].Add(items[i]);
}
ProcessProgress<int> historicWriteProgress = new ProcessProgress<int>("HistoricWrite");
historicWriteProgress.Total = items.Length;
foreach (int pointID in sortedPointData.Keys)
{
// We'll sort the point data for the current point ID by time.
sortedPointData[pointID].Sort();
ArchiveFile historicFile = null;
ArchiveDataBlock historicFileBlock = null;
try
{
for (int i = 0; i < sortedPointData[pointID].Count; i++)
{
if (historicFile == null)
{
// We'll try to find a historic file when the current point data belongs.
Info historicFileInfo;
m_writeSearchTimeTag = sortedPointData[pointID][i].Time;
lock (m_historicArchiveFiles)
{
historicFileInfo = m_historicArchiveFiles.Find(FindHistoricArchiveFileForWrite);
}
if (historicFileInfo != null)
{
// Found a historic file where the data can be written.
historicFile = new ArchiveFile();
historicFile.FileName = historicFileInfo.FileName;
historicFile.StateFile = m_stateFile;
historicFile.IntercomFile = m_intercomFile;
historicFile.MetadataFile = m_metadataFile;
historicFile.Open();
}
}
if (historicFile != null)
{
if (sortedPointData[pointID][i].Time.CompareTo(historicFile.Fat.FileStartTime) >= 0 && sortedPointData[pointID][i].Time.CompareTo(historicFile.Fat.FileEndTime) <= 0)
{
// The current point data belongs to the current historic archive file.
if (historicFileBlock == null || historicFileBlock.SlotsAvailable == 0)
{
// Request a new or previously used data block for point data.
historicFileBlock = historicFile.Fat.RequestDataBlock(pointID, sortedPointData[pointID][i].Time, -1);
}
historicFileBlock.Write(sortedPointData[pointID][i]);
historicFile.Fat.DataPointsReceived++;
historicFile.Fat.DataPointsArchived++;
if (i == sortedPointData[pointID].Count() - 1)
{
// Last piece of data for the point, so we close the currently open file.
historicFile.Save();
historicFile.Dispose();
historicFile = null;
historicFileBlock = null;
}
historicWriteProgress.Complete++;
}
else
{
// The current point data doesn't belong to the current historic archive file, so we have
// to write all the point data we have so far for the current historic archive file to it.
i--;
historicFile.Dispose();
historicFile = null;
historicFileBlock = null;
}
}
}
// Notify of progress per point.
historicWriteProgress.ProgressMessage = string.Format("Wrote historic data for point id {0} ({1} of {2}).", pointID, "{0}", "{1}");
OnHistoricDataWriteProgress(historicWriteProgress);
}
catch (Exception ex)
{
// Free-up used memory.
if (historicFile != null)
{
try
{
historicFile.Dispose();
historicFile = null;
}
catch
{
}
}
// Notify of the exception.
OnHistoricDataWriteException(ex);
}
}
OnHistoricDataWriteComplete();
}
/// <summary>Decrypts input stream onto output stream for the given parameters.</summary>
public static void Decrypt(this Stream source, Stream destination, byte[] key, byte[] IV, CipherStrength strength, Action<ProcessProgress<long>> progressHandler)
{
ProcessProgress<long>.Handler progress = null;
byte[] inBuffer, outBuffer;
byte[] lengthBuffer = BitConverter.GetBytes(0);
long total = 0;
long length = -1;
int size, read;
// Sends initial progress event.
if (progressHandler != null)
{
try
{
if (source.CanSeek)
length = source.Length;
}
catch
{
length = -1;
}
// Create a new progress handler to track decryption progress
progress = new ProcessProgress<long>.Handler(progressHandler, "Decrypt", length);
progress.Complete = 0;
}
// When the source stream was encrypted, it was known that the encrypted stream length did not have to be same as
// the input stream length. We prepended the final size of the each encrypted buffer onto the destination
// ouput stream (now the input stream to this function), so that we could safely decrypt the stream in a
// "chunked" fashion, hence the following:
// Reads the size of the next buffer from the stream.
read = source.Read(lengthBuffer, 0, lengthBuffer.Length);
while (read > 0)
{
// Converts the byte array containing the buffer size into an integer.
size = BitConverter.ToInt32(lengthBuffer, 0);
if (size > 0)
{
// Creates and reads the next buffer.
inBuffer = new byte[size];
read = source.Read(inBuffer, 0, size);
if (read > 0)
{
// Decrypts buffer.
outBuffer = inBuffer.Decrypt(key, IV, strength);
destination.Write(outBuffer, 0, outBuffer.Length);
// Updates decryption progress.
if (progressHandler != null)
{
total += (read + lengthBuffer.Length);
progress.Complete = total;
}
}
}
// Reads the size of the next buffer from the stream.
read = source.Read(lengthBuffer, 0, lengthBuffer.Length);
}
}
/// <summary>Encrypts input stream onto output stream for the given parameters.</summary>
public static void Encrypt(this Stream source, Stream destination, byte[] key, byte[] IV, CipherStrength strength, Action<ProcessProgress<long>> progressHandler)
{
ProcessProgress<long>.Handler progress = null;
byte[] inBuffer = new byte[BufferSize];
byte[] outBuffer, lengthBuffer;
long total = 0;
long length = -1;
int read;
// Sends initial progress event.
if (progressHandler != null)
{
try
{
if (source.CanSeek)
length = source.Length;
}
catch
{
length = -1;
}
// Create a new progress handler to track encryption progress
progress = new ProcessProgress<long>.Handler(progressHandler, "Encrypt", length);
progress.Complete = 0;
}
// Reads initial buffer.
read = source.Read(inBuffer, 0, BufferSize);
while (read > 0)
{
// Encrypts buffer.
outBuffer = inBuffer.CopyBuffer(0, read).Encrypt(key, IV, strength);
// The destination encryption stream length does not have to be same as the input stream length, so we
// prepend the final size of each encrypted buffer onto the destination ouput stream so that we can
// safely decrypt the stream in a "chunked" fashion later.
lengthBuffer = BitConverter.GetBytes(outBuffer.Length);
destination.Write(lengthBuffer, 0, lengthBuffer.Length);
destination.Write(outBuffer, 0, outBuffer.Length);
// Updates encryption progress.
if (progressHandler != null)
{
total += read;
progress.Complete = total;
}
// Reads next buffer.
read = source.Read(inBuffer, 0, BufferSize);
}
}
private void OffloadHistoricFiles()
{
if (Directory.Exists(m_archiveOffloadLocation))
{
// Wait until the historic file list has been built.
if (m_buildHistoricFileListThread.IsAlive)
m_buildHistoricFileListThread.Join();
try
{
OnOffloadStart();
// The offload path that is specified is a valid one so we'll gather a list of all historic
// files in the directory where the current (active) archive file is located.
List<Info> newHistoricFiles;
lock (m_historicArchiveFiles)
{
newHistoricFiles = m_historicArchiveFiles.FindAll(info => IsNewHistoricArchiveFile(info, m_fileName));
}
// Sorting the list will sort the historic files from oldest to newest.
newHistoricFiles.Sort();
// We'll offload the specified number of oldest historic files to the offload location if the
// number of historic files is more than the offload count or all of the historic files if the
// offload count is smaller the available number of historic files.
ProcessProgress<int> offloadProgress = new ProcessProgress<int>("FileOffload");
offloadProgress.Total = (newHistoricFiles.Count < m_archiveOffloadCount ? newHistoricFiles.Count : m_archiveOffloadCount);
for (int i = 0; i < offloadProgress.Total; i++)
{
// Don't attempt to offload active file
if (string.Compare(newHistoricFiles[i].FileName, m_fileName, StringComparison.OrdinalIgnoreCase) != 0)
{
string destinationFileName = FilePath.AddPathSuffix(m_archiveOffloadLocation) + FilePath.GetFileName(newHistoricFiles[i].FileName);
try
{
DeleteFile(destinationFileName);
MoveFile(newHistoricFiles[i].FileName, destinationFileName);
}
catch (Exception ex)
{
OnOffloadException(new InvalidOperationException(string.Format("Failed to offload historic file \"{0}\": {1}", FilePath.GetFileName(newHistoricFiles[i].FileName), ex.Message), ex));
}
offloadProgress.Complete++;
offloadProgress.ProgressMessage = FilePath.GetFileName(newHistoricFiles[i].FileName);
OnOffloadProgress(offloadProgress);
}
}
OnOffloadComplete();
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception ex)
{
OnOffloadException(ex);
}
}
else if (string.Compare(m_archiveOffloadLocation.ToNonNullString().Trim(), "*DELETE*", StringComparison.OrdinalIgnoreCase) == 0)
{
// Handle case where user has requested historic files be deleted instead of offloaded
// Wait until the historic file list has been built.
if (m_buildHistoricFileListThread.IsAlive)
m_buildHistoricFileListThread.Join();
try
{
OnOffloadStart();
// Get a local copy of all the historic archive files.
List<Info> allHistoricFiles;
lock (m_historicArchiveFiles)
{
allHistoricFiles = new List<Info>(m_historicArchiveFiles);
}
// Determine total number of files to remove
int filesToDelete = Common.Min(m_archiveOffloadCount, allHistoricFiles.Count);
ProcessProgress<int> offloadProgress = new ProcessProgress<int>("FileOffload");
offloadProgress.Total = filesToDelete;
// Start deleting historic files from oldest to newest.
allHistoricFiles.Sort();
for (int i = 0; i < filesToDelete; i++)
{
// Don't attempt to offload active file
if (string.Compare(allHistoricFiles[i].FileName, m_fileName, StringComparison.OrdinalIgnoreCase) != 0)
{
try
{
DeleteFile(allHistoricFiles[i].FileName);
}
catch (Exception ex)
{
OnOffloadException(new InvalidOperationException(string.Format("Failed to remove historic file \"{0}\": {1}", FilePath.GetFileName(allHistoricFiles[i].FileName), ex.Message), ex));
}
}
offloadProgress.Complete++;
offloadProgress.ProgressMessage = FilePath.GetFileName(allHistoricFiles[i].FileName);
OnOffloadProgress(offloadProgress);
}
OnOffloadComplete();
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception ex)
{
OnOffloadException(ex);
}
}
}
public void Response(ProcessProgress progress)
{
Console.WriteLine("Current Step: {0}, Text: {1}", progress.CurrentStep, progress.StatusText);
}
protected virtual void UpdateProgress(ProcessProgress p)
{
_progress = p;
}
/// <summary>
/// Raises the <see cref="OutOfSequenceDataWriteProgress"/> event.
/// </summary>
/// <param name="historicWriteProgress"><see cref="ProcessProgress{T}"/> to send to <see cref="OutOfSequenceDataWriteProgress"/> event.</param>
protected virtual void OnOutOfSequenceDataWriteProgress(ProcessProgress<int> historicWriteProgress)
{
if (OutOfSequenceDataWriteProgress != null)
OutOfSequenceDataWriteProgress(this, new EventArgs<ProcessProgress<int>>(historicWriteProgress));
}
/// <summary>
/// Raises the <see cref="OffloadProgress"/> event.
/// </summary>
/// <param name="offloadProgress"><see cref="ProcessProgress{T}"/> to send to <see cref="OffloadProgress"/> event.</param>
protected virtual void OnOffloadProgress(ProcessProgress<int> offloadProgress)
{
if (OffloadProgress != null)
OffloadProgress(this, new EventArgs<ProcessProgress<int>>(offloadProgress));
}
/// <summary>
/// Raises the <see cref="HistoricDataWriteProgress"/> event.
/// </summary>
/// <param name="historicWriteProgress"><see cref="ProcessProgress{T}"/> to send to <see cref="HistoricDataWriteProgress"/> event.</param>
protected virtual void OnHistoricDataWriteProgress(ProcessProgress<int> historicWriteProgress)
{
if (HistoricDataWriteProgress != null)
HistoricDataWriteProgress(this, new EventArgs<ProcessProgress<int>>(historicWriteProgress));
}
public void Register(ProcessProgress progress)
{
}
private void OffloadHistoricFiles()
{
if (Directory.Exists(m_fileOffloadLocation))
{
if (m_buildHistoricFileListThread.IsAlive)
{
// Wait until the historic file list has been built.
m_buildHistoricFileListThread.Join();
}
try
{
OnOffloadStart();
// The offload path that is specified is a valid one so we'll gather a list of all historic
// files in the directory where the current (active) archive file is located.
List<Info> newHistoricFiles = null;
lock (m_historicArchiveFiles)
{
newHistoricFiles = m_historicArchiveFiles.FindAll(IsNewHistoricArchiveFile);
}
// Sorting the list will sort the historic files from oldest to newest.
newHistoricFiles.Sort();
// We'll offload the specified number of oldest historic files to the offload location if the
// number of historic files is more than the offload count or all of the historic files if the
// offload count is smaller the available number of historic files.
ProcessProgress<int> offloadProgress = new ProcessProgress<int>("FileOffload");
offloadProgress.Total = (newHistoricFiles.Count < m_fileOffloadCount ? newHistoricFiles.Count : m_fileOffloadCount);
for (int i = 0; i < offloadProgress.Total; i++)
{
string destinationFileName = FilePath.AddPathSuffix(m_fileOffloadLocation) + FilePath.GetFileName(newHistoricFiles[i].FileName);
if (File.Exists(destinationFileName))
{
// Delete the destination file if it already exists.
File.Delete(destinationFileName);
}
File.Move(newHistoricFiles[i].FileName, destinationFileName);
offloadProgress.Complete++;
offloadProgress.ProgressMessage = string.Format("Offloaded historic file {0} ({1} of {2}).", FilePath.GetFileName(newHistoricFiles[i].FileName), "{0}", "{1}");
OnOffloadProgress(offloadProgress);
}
OnOffloadComplete();
}
catch (ThreadAbortException)
{
throw; // Bubble up the ThreadAbortException.
}
catch (Exception ex)
{
OnOffloadException(ex);
}
}
}
/// <summary>
/// 得到修改父窗口中状态变化的脚本
/// </summary>
/// <param name="progress"></param>
/// <param name="addScriptTag"></param>
/// <returns></returns>
public static string GetChangeParentProcessInfoScript(ProcessProgress progress, bool addScriptTag)
{
string script = string.Format("parent.document.getElementById(\"{0}\").value=\"{1}\";\nparent.document.getElementById(\"{2}\").click();",
SubmitButton.ProgressInfoHiddenID,
WebUtility.CheckScriptString(JSONSerializerExecute.Serialize(progress), false),
SubmitButton.ProgressInfoChangedButtonID);
if (addScriptTag)
script = string.Format("<script type=\"text/javascript\">\n{0}\n</script>", script);
return script;
}
/// <summary>
/// 得到修改父窗口中状态变化的脚本
/// </summary>
/// <param name="progress"></param>
/// <param name="addScriptTag"></param>
/// <returns></returns>
public static string GetChangeParentProcessInfoScript(ProcessProgress progress, bool addScriptTag)
{
string script = "parent.document.getElementById('" +
SubmitButton.ProgressInfoHiddenID + @"').value='" + JSONSerializerExecute.Serialize(progress) +
"';\r\n parent.document.getElementById('" + SubmitButton.ProgressInfoChangedButtonID + "').click();";
if (addScriptTag)
script = "<script type=\"text/javascript\">" + script + "</script>";
return script;
}
public void Response(ProcessProgress progress)
{
HttpResponse response = HttpContext.Current.Response;
response.Write(string.Format("<script type=\"text/javascript\">top.document.getElementById(\"processInfo\").value=\"{0}\";\ntop.document.getElementById(\"processInfoChanged\").click();</script>",
WebUtility.CheckScriptString(JSONSerializerExecute.Serialize(progress), false)));
response.Flush();
}
