/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
protected static byte[] UploadFile(IFileInfo localFile, IDocument doc, ActiveActivitiesManager transmissionManager)
{
byte[] hash = null;
IFileUploader uploader = FileTransmission.ContentTaskUtils.CreateUploader();
FileTransmissionEvent transmissionEvent = new FileTransmissionEvent(FileTransmissionType.UPLOAD_MODIFIED_FILE, localFile.FullName);
transmissionManager.AddTransmission(transmissionEvent);
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
Started = true
});
using (var hashAlg = new SHA1Managed()) {
try {
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
uploader.UploadFile(doc, file, transmissionEvent, hashAlg);
hash = hashAlg.Hash;
}
} catch (Exception ex) {
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
FailedException = ex
});
throw;
}
}
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
Completed = true
});
return(hash);
}
public void ReplaceFileContent()
{
string sourceFile = "source";
string targetFile = "target";
string backupFile = "source.bak";
IFileInfo sourceInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, sourceFile));
IFileInfo targetInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, targetFile));
IFileInfo backupInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, backupFile));
using (var stream = sourceInfo.Open(FileMode.CreateNew, FileAccess.Write)) {
stream.Write(new byte[2], 0, 2);
}
sourceInfo.Refresh();
Assert.That(sourceInfo.Exists, Is.True);
Assert.That(sourceInfo.Length, Is.EqualTo(2));
using (var stream = targetInfo.Open(FileMode.CreateNew, FileAccess.Write)) {
stream.Write(new byte[5], 0, 5);
}
targetInfo.Refresh();
Assert.That(targetInfo.Exists, Is.True);
Assert.That(targetInfo.Length, Is.EqualTo(5));
var newFileInfo = sourceInfo.Replace(targetInfo, backupInfo, true);
sourceInfo.Refresh();
targetInfo.Refresh();
backupInfo.Refresh();
Assert.That(sourceInfo.Exists, Is.False);
Assert.That(targetInfo.Length, Is.EqualTo(2));
Assert.That(backupInfo.Exists, Is.True);
Assert.That(backupInfo.Length, Is.EqualTo(5));
Assert.That(newFileInfo.FullName, Is.EqualTo(targetInfo.FullName));
}
protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory)
{
if (!this.LoadCacheFile(target, remoteDocument, fsFactory))
{
if (target.Exists)
{
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null)
{
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return(hashAlg.Hash);
}
}
/// <summary>
/// Calculates the checksum over the given stream with a former created hashAlgorithm
/// </summary>
/// <returns>The checksum.</returns>
/// <param name="hashAlgorithm">Hash algorithm.</param>
/// <param name="file">File to be hashed.</param>
public static byte[] CalculateChecksum(string hashAlgorithm, IFileInfo file)
{
using (var stream = file.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
{
return(CalculateChecksum(hashAlgorithm, stream));
}
}
public void ReplaceFileContentAndExtendedAttributes()
{
this.SkipIfExtendedAttributesAreNotAvailable();
string sourceFile = "source";
string targetFile = "target";
string backupFile = "source.bak";
IFileInfo sourceInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, sourceFile));
IFileInfo targetInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, targetFile));
IFileInfo backupInfo = Factory.CreateFileInfo(Path.Combine(this.testFolder.FullName, backupFile));
using (var stream = sourceInfo.Open(FileMode.CreateNew, FileAccess.Write)) {
stream.Write(new byte[2], 0, 2);
}
sourceInfo.SetExtendedAttribute("test", sourceFile, false);
sourceInfo.Refresh();
using (var stream = targetInfo.Open(FileMode.CreateNew, FileAccess.Write)) {
stream.Write(new byte[5], 0, 5);
}
targetInfo.SetExtendedAttribute("test", targetFile, false);
targetInfo.Refresh();
var newFileInfo = sourceInfo.Replace(targetInfo, backupInfo, true);
Assert.That(newFileInfo.GetExtendedAttribute("test"), Is.EqualTo(sourceFile));
backupInfo.Refresh();
Assert.That(backupInfo.Exists, Is.True);
Assert.That(backupInfo.GetExtendedAttribute("test"), Is.EqualTo(targetFile));
}
public static StreamWriter AppendText([NotNull] this IFileInfo fileInfo)
{
Guard.NotNull(fileInfo, nameof(fileInfo));
IFileStream stream = fileInfo.Open(FileMode.Append, FileAccess.Write);
return(new StreamWriter(stream.AsStream()));
}
public static StreamReader OpenText([NotNull] this IFileInfo fileInfo)
{
Guard.NotNull(fileInfo, nameof(fileInfo));
IFileStream stream = fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read);
return(new StreamReader(stream.AsStream()));
}
private MailMessage CreateMessage(IFileInfo fileInfo)
{
return(_messageBuilder
.Create()
.SetSenderAddress(_settings.Mail.SenderEmailAddres)
.SetDestinationAddresses(_settings.Mail.ToEmailAddreses)
.SetSubject(_settings.Mail.Subject)
.SetBody(_settings.Mail.Body)
.AddAttachment(fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read), fileInfo.Name)
.Build());
}
public void ReadFile_With_Open()
{
IFileInfo fileInfo = _factory.CreateFileInfo(_EXAMPLE_FILE_PATH);
using (IFileStream stream = fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
using (IStreamReader reader = _factory.CreateReader(stream))
{
string content = reader.ReadToEnd();
Console.WriteLine("[ViaFileInfo.ReadFile_With_Open] File content: " + content);
}
}
public static Catalog Read(IFileInfo fileInfo)
{
using (System.IO.Stream stream = fileInfo.Open(System.IO.FileMode.Open, System.IO.FileAccess.Read))
{
XDocument xDocument = XDocument.Load(stream);
string baseDirectoryPath = (string)xDocument.Element("Catalog").Element("BaseDirectoryPath");
DateTime catalogedOn = (DateTime)xDocument.Element("Catalog").Element("CatalogedOn");
DateTime updatedOn = (DateTime)xDocument.Element("Catalog").Element("UpdatedOn");
List <FileInstance> fileInstances = xDocument.Element("Catalog").Element("Files").Elements("f")
.Select((element) => new FileInstance(element.Attribute("p").Value, (long)element.Attribute("l"), Hash256.Parse(element.Attribute("h").Value)))
.ToList();
return(new Catalog(baseDirectoryPath, catalogedOn, updatedOn, fileInstances));
}
}
public void DeleteFile()
{
string fileName = "toBeDeleted";
string fullPath = Path.Combine(this.testFolder.FullName, fileName);
IFileInfo fileInfo = Factory.CreateFileInfo(fullPath);
using (fileInfo.Open(FileMode.CreateNew)) {
}
Assert.That(fileInfo.Exists, Is.True);
fileInfo.Delete();
fileInfo.Refresh();
Assert.That(fileInfo.Exists, Is.False);
}
private void ExportFile(IFileInfo file)
{
using (var dialog = new SaveFileDialog {
FileName = file.Name, Filter = string.Format("{0}|*{0}", file.Extension)
})
{
if (dialog.ShowDialog(this) == DialogResult.OK)
{
using (var input = file.Open(FileMode.Open, FileAccess.Read))
using (var output = File.OpenWrite(dialog.FileName))
{
input.CopyTo(output);
}
}
}
}
private bool MergeExistingFileWithRemoteFile(IFileInfo file, IDocument remoteDoc, Guid guid, out byte[] localHash)
{
byte[] remoteHash = remoteDoc.ContentStreamHash();
localHash = null;
if (file.Length.Equals(remoteDoc.ContentStreamLength))
{
using (var f = file.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
localHash = SHA1Managed.Create().ComputeHash(f);
}
if (remoteHash != null)
{
if (localHash != null && localHash.SequenceEqual(remoteHash))
{
if (remoteDoc.LastModificationDate != null)
{
try {
file.LastWriteTimeUtc = (DateTime)remoteDoc.LastModificationDate;
} catch (IOException e) {
Logger.Debug("Cannot set last modification date", e);
}
}
file.Uuid = guid;
MappedObject mappedObject = new MappedObject(
file.Name,
remoteDoc.Id,
MappedObjectType.File,
remoteDoc.Parents[0].Id,
remoteDoc.ChangeToken,
remoteDoc.ContentStreamLength ?? file.Length)
{
Guid = guid,
LastLocalWriteTimeUtc = file.LastWriteTimeUtc,
LastRemoteWriteTimeUtc = remoteDoc.LastModificationDate,
LastChecksum = localHash,
ChecksumAlgorithmName = "SHA-1"
};
this.Storage.SaveMappedObject(mappedObject);
return(true);
}
}
}
return(false);
}
public void Write(IFileInfo fileInfo)
{
using (System.IO.Stream stream = fileInfo.Open(System.IO.FileMode.Create, System.IO.FileAccess.Write))
{
new XDocument(
new XElement("Catalog",
new XElement("FileFormatVersion", Catalog.fileFormatVersion),
new XElement("SoftwareVersion", Program.SoftwareVersion),
new XElement("BaseDirectoryPath", this.BaseDirectoryPath),
new XElement("CatalogedOn", this.CatalogedOn),
new XElement("UpdatedOn", this.UpdatedOn),
new XElement("Files",
this.FileInstances.Select((fileInstance) => new XElement("f", new XAttribute("p", fileInstance.RelativePath), new XAttribute("h", fileInstance.FileContentsHash), new XAttribute("l", fileInstance.FileSize)))
)
)
).Save(stream);
}
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
protected byte[] UploadFile(IFileInfo localFile, IDocument doc, Transmission transmission)
{
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
byte[] hash = null;
IFileUploader uploader = FileTransmission.ContentTaskUtils.CreateUploader();
using (var hashAlg = new SHA1Managed()) {
try {
uploader.UploadFile(doc, file, transmission, hashAlg);
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
transmission.Status = TransmissionStatus.FINISHED;
return(hash);
}
}
/// <summary>
/// Determines if file content is changed to the specified obj.
/// </summary>
/// <returns><c>true</c> if is the file content is different to the specified obj otherwise, <c>false</c>.</returns>
/// <param name="file">File instance.</param>
/// <param name="obj">Object to check the file content against.</param>
/// <param name="actualHash">Contains the hash of the local file if scanned, or null if file wasn't scanned</param>
/// <param name="scanOnlyIfModificationDateDiffers">If set to <c>true</c> content scan runs only if the modification date differs to given one.</param>
public static bool IsContentChangedTo(this IFileInfo file, IMappedObject obj, out byte[] actualHash, bool scanOnlyIfModificationDateDiffers = false)
{
actualHash = null;
if (obj == null)
{
throw new ArgumentNullException("obj");
}
if (obj.LastContentSize < 0)
{
throw new ArgumentOutOfRangeException(string.Format("Given LastContentSize {0} is invalid for files", obj.LastContentSize.ToString()));
}
if (!file.Exists)
{
throw new FileNotFoundException(string.Format("File {0} does not exists", file.FullName));
}
if (obj.LastChecksum == null)
{
return(true);
}
if (file.Length == obj.LastContentSize)
{
if (scanOnlyIfModificationDateDiffers && obj.LastLocalWriteTimeUtc == file.LastWriteTimeUtc)
{
return(false);
}
else
{
using (var f = file.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
byte[] fileHash = SHA1Managed.Create().ComputeHash(f);
actualHash = fileHash;
return(!fileHash.SequenceEqual(obj.LastChecksum));
}
}
}
else
{
return(true);
}
}
public async System.Threading.Tasks.Task GetBlogHeadTest(IFileInfo sample, IEnumerable <string> tags, string title, bool valid)
{
IFormatter formatter = new Formatter();
formatter.DisableSummary();
using var fileReader = new StreamReader(sample.Open(FileMode.Open));
if (!valid)
{
await Assert.ThrowsAsync <FormatException>(() => formatter.GetBlogHeadAsync(sample, fileReader)).ConfigureAwait(false);
}
else
{
var entry = await formatter.GetBlogHeadAsync(sample, fileReader).ConfigureAwait(false);
var entryTags = entry.Tags;
entry.Title.Should().Be(title);
entry.Url.Should().Be(Path.Combine(RoutePathInfo.ContentPath, Path.GetFileNameWithoutExtension(sample.Name)).Replace('\\', '/'));
entryTags.Should().BeEquivalentTo(tags);
}
}
private async Task BuildFileAsync(string hashDir, HashAlgorithm crypto, IFileInfo file)
{
Stream fileStream = file.Open(FileMode.Open, FileAccess.Read);
Stream hashStream = null;
byte[] hash;
try
{
string fileName = file.GetRelativeName(_filePath, _fileType.DirectorySearchOption);
if (_hashFileMap.TryGetValue(fileName, out IFileInfo hashFile))
{
hashStream = hashFile.Open(FileMode.OpenOrCreate);
hash = await _changeDetector.DetectAsync(fileStream, hashStream).ConfigureAwait(false);
_hashFileMap.TryRemove(fileName, out _);
}
else
{
//new hash
_fileSystem.Directory.CreateDirectoriesIfNotExist(hashDir, fileName);
hashStream = _fileSystem.File.Create($"{Path.Combine(hashDir, fileName)}.hashfile");
hash = crypto.ComputeHash(fileStream);
}
if (hash != null)
{
await _fileType.SaveAsync(file, fileStream).ConfigureAwait(false);
await _changeDetector.WriteHashAsync(hash, hashStream).ConfigureAwait(false);
}
}
finally
{
fileStream.Close();
hashStream?.Close();
}
}
private Guid GetModelItemIdFromFile(IFileInfo file)
{
using (var stream = file.Open(FileMode.Open, FileAccess.Read))
{
return GetModelItemIdFromStream(stream);
}
}
private Stream GetFileStream (IFileInfo fileInfo)
{
bool onErrorRetry;
do
{
try
{
return fileInfo.Open (FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch (FileNotFoundException ex)
{
onErrorRetry = OnFileOpenError (this, new FileOpenExceptionEventArgs (fileInfo.FullName, ex));
}
catch (DirectoryNotFoundException ex)
{
onErrorRetry = OnFileOpenError (this, new FileOpenExceptionEventArgs (fileInfo.FullName, ex));
}
catch (IOException ex)
{
onErrorRetry = OnFileOpenError (this, new FileOpenExceptionEventArgs (fileInfo.FullName, ex));
}
catch (UnauthorizedAccessException ex)
{
onErrorRetry = OnFileOpenError (this, new FileOpenExceptionEventArgs (fileInfo.FullName, ex));
}
} while (onErrorRetry);
return null;
}
public static IFileStream OpenRead([NotNull] this IFileInfo fileInfo)
{
Guard.NotNull(fileInfo, nameof(fileInfo));
return(fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read));
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
protected byte[] UploadFile(IFileInfo localFile, IDocument doc, Transmission transmission) {
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
byte[] hash = null;
IFileUploader uploader = FileTransmission.ContentTaskUtils.CreateUploader();
using (var hashAlg = new SHA1Managed()) {
try {
uploader.UploadFile(doc, file, transmission, hashAlg);
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
transmission.Status = TransmissionStatus.FINISHED;
return hash;
}
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
/// <param name="mappedObject">Mapped object saved in <c>Storage</c></param>
protected byte[] UploadFileWithPWC(IFileInfo localFile, ref IDocument doc, Transmission transmission, IMappedObject mappedObject = null) {
byte[] checksum = null;
var docPWC = this.LoadRemotePWCDocument(doc, ref checksum);
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
if (checksum != null) {
// check PWC checksum for integration
using (var hashAlg = new SHA1Managed()) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();) {
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault()) {
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = file.Read(buffer, 0, readsize);
hashAlg.TransformBlock(buffer, 0, readsize, buffer, 0);
offset += readsize;
if (readsize == 0) {
break;
}
}
hashAlg.TransformFinalBlock(new byte[0], 0, 0);
if (!hashAlg.Hash.SequenceEqual(checksum)) {
docPWC.DeleteContentStream();
}
file.Seek(0, SeekOrigin.Begin);
}
}
byte[] hash = null;
var uploader = FileTransmission.ContentTaskUtils.CreateUploader(this.TransmissionStorage.ChunkSize);
using (var hashAlg = new SHA1Reuse()) {
try {
using (var hashstream = new NonClosingHashStream(file, hashAlg, CryptoStreamMode.Read)) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();) {
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault()) {
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = hashstream.Read(buffer, 0, readsize);
offset += readsize;
if (readsize == 0) {
break;
}
}
}
var document = doc;
uploader.UploadFile(docPWC, file, transmission, hashAlg, false, (byte[] checksumUpdate, long length) => this.SaveRemotePWCDocument(localFile, document, docPWC, checksumUpdate, transmission));
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
this.TransmissionStorage.RemoveObjectByRemoteObjectId(doc.Id);
var properties = new Dictionary<string, object>();
properties.Add(PropertyIds.LastModificationDate, localFile.LastWriteTimeUtc);
doc = this.Session.GetObject(docPWC.CheckIn(true, properties, null, string.Empty)) as IDocument;
// Refresh is required, or DotCMIS will use cached one only
doc.Refresh();
transmission.Status = TransmissionStatus.FINISHED;
return hash;
}
}
private static Dictionary<string, object> GetAllResources(IFileInfo resxFile)
{
using (var stream = resxFile.Open(FileMode.Open, FileAccess.Read))
{
return ReadAllResxEntries(stream);
}
}
// TODO: Create a domain service
/// <summary>
/// Handles the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
/// <exception cref="NotFoundException">No file profile found with Id {request.FileProfileId}</exception>
/// <exception cref="System.IO.FileNotFoundException">File {file.FullName} not found</exception>
/// <exception cref="System.IO.DirectoryNotFoundException">Directory {fileProfile.ListeningDirectory} not found</exception>
public async Task <Guid> Handle(UploadFileRequest request,
CancellationToken cancellationToken)
{
DateTime importLogDateTime = request.FileUploadedDateTime;
// This will now create the import log and add an event for the file being uploaded
Guid importLogId = Helpers.CalculateFileImportLogAggregateId(importLogDateTime.Date, request.EstateId);
// Get the import log
FileImportLogAggregate fileImportLogAggregate = await this.FileImportLogAggregateRepository.GetLatestVersion(importLogId, cancellationToken);
if (fileImportLogAggregate.IsCreated == false)
{
// First file of the day so create
fileImportLogAggregate.CreateImportLog(request.EstateId, importLogDateTime);
}
// Move the file
FileProfile fileProfile = await this.FileProcessorManager.GetFileProfile(request.FileProfileId, cancellationToken);
if (fileProfile == null)
{
throw new NotFoundException($"No file profile found with Id {request.FileProfileId}");
}
// Copy file from the temp location to file processing listening directory
IFileInfo file = this.FileSystem.FileInfo.FromFileName(request.FilePath);
if (file.Exists == false)
{
throw new FileNotFoundException($"File {file.FullName} not found");
}
String originalName = file.Name;
if (this.FileSystem.Directory.Exists(fileProfile.ListeningDirectory) == false)
{
throw new DirectoryNotFoundException($"Directory {fileProfile.ListeningDirectory} not found");
}
// Read the file data
String fileContent = null;
//Open file for Read\Write
using (Stream fs = file.Open(FileMode.OpenOrCreate, FileAccess.Read, FileShare.Read))
{
//Create object of StreamReader by passing FileStream object on which it needs to operates on
using (StreamReader sr = new StreamReader(fs))
{
//Use ReadToEnd method to read all the content from file
fileContent = await sr.ReadToEndAsync();
}
}
Guid fileId = this.CreateGuidFromFileData(fileContent);
String fileDestination = $"{fileProfile.ListeningDirectory}//{request.EstateId:N}-{fileId:N}";
file.MoveTo(fileDestination, overwrite: true);
// Update Import log aggregate
fileImportLogAggregate.AddImportedFile(fileId, request.MerchantId, request.UserId, request.FileProfileId, originalName, fileDestination, request.FileUploadedDateTime);
// Save changes
await this.FileImportLogAggregateRepository.SaveChanges(fileImportLogAggregate, cancellationToken);
return(fileId);
}
public static FileStream Open(this IFileInfo fileInfo, FileMode mode, FileAccess access)
{
Verify(fileInfo);
return(fileInfo.Open(mode, access, FileShare.None));
}
/// <summary>
/// Calculates the checksum over the given stream with a former created hashAlgorithm
/// </summary>
/// <returns>The checksum.</returns>
/// <param name="hashAlgorithm">Hash algorithm.</param>
/// <param name="file">File to be hashed.</param>
public static byte[] CalculateChecksum(string hashAlgorithm, IFileInfo file) {
using (var stream = file.Open(FileMode.Open, FileAccess.Read, FileShare.Read)) {
return CalculateChecksum(hashAlgorithm, stream);
}
}
/// <summary>
/// Solve the specified situation by using the storage, localFile and remoteId.
/// Uploads the file content if content has been changed. Otherwise simply saves the
/// last modification date.
/// </summary>
/// <param name="localFileSystemInfo">Local filesystem info instance.</param>
/// <param name="remoteId">Remote identifier or object.</param>
/// <param name="localContent">Hint if the local content has been changed.</param>
/// <param name="remoteContent">Information if the remote content has been changed.</param>
public override void Solve(
IFileSystemInfo localFileSystemInfo,
IObjectId remoteId,
ContentChangeType localContent = ContentChangeType.NONE,
ContentChangeType remoteContent = ContentChangeType.NONE)
{
if (!localFileSystemInfo.Exists)
{
throw new ArgumentException("Given local path does not exists: " + localFileSystemInfo.FullName);
}
// Match local changes to remote changes and updated them remotely
IMappedObject mappedObject = null;
try {
string ea = localFileSystemInfo.GetExtendedAttribute(MappedObject.ExtendedAttributeKey);
Guid guid;
if (Guid.TryParse(ea, out guid))
{
mappedObject = this.Storage.GetObjectByGuid(guid);
}
} catch (Exception) {
}
if (mappedObject == null)
{
mappedObject = this.Storage.GetObjectByLocalPath(localFileSystemInfo);
}
if (mappedObject == null)
{
throw new ArgumentException(string.Format("Could not find db entry for {0} => invoke crawl sync", localFileSystemInfo.FullName));
}
IFileInfo localFile = localFileSystemInfo as IFileInfo;
if (localFile != null && localFile.IsContentChangedTo(mappedObject, scanOnlyIfModificationDateDiffers: true))
{
Logger.Debug(string.Format("\"{0}\" is different from {1}", localFile.FullName, mappedObject.ToString()));
OperationsLogger.Debug(string.Format("Local file \"{0}\" has been changed", localFile.FullName));
IFileUploader uploader = FileTransmission.ContentTaskUtils.CreateUploader();
var doc = remoteId as IDocument;
FileTransmissionEvent transmissionEvent = new FileTransmissionEvent(FileTransmissionType.UPLOAD_MODIFIED_FILE, localFile.FullName);
this.transmissionManager.AddTransmission(transmissionEvent);
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
Started = true
});
using (var hashAlg = new SHA1Managed())
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
try {
uploader.UploadFile(doc, file, transmissionEvent, hashAlg);
} catch (Exception ex) {
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
FailedException = ex
});
if (ex.InnerException is CmisPermissionDeniedException)
{
OperationsLogger.Warn(string.Format("Local changed file \"{0}\" has been not been uploaded: PermissionDenied", localFile.FullName));
return;
}
throw;
}
mappedObject.LastChecksum = hashAlg.Hash;
}
mappedObject.LastChangeToken = doc.ChangeToken;
mappedObject.LastRemoteWriteTimeUtc = doc.LastModificationDate;
mappedObject.LastLocalWriteTimeUtc = localFile.LastWriteTimeUtc;
mappedObject.LastContentSize = localFile.Length;
OperationsLogger.Info(string.Format("Local changed file \"{0}\" has been uploaded", localFile.FullName));
transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
Completed = true
});
}
if (this.ServerCanModifyDateTimes)
{
try {
if (remoteId is IDocument)
{
(remoteId as IDocument).UpdateLastWriteTimeUtc(localFileSystemInfo.LastWriteTimeUtc);
mappedObject.LastRemoteWriteTimeUtc = localFileSystemInfo.LastWriteTimeUtc;
}
else if (remoteId is IFolder)
{
(remoteId as IFolder).UpdateLastWriteTimeUtc(localFileSystemInfo.LastWriteTimeUtc);
mappedObject.LastRemoteWriteTimeUtc = localFileSystemInfo.LastWriteTimeUtc;
}
} catch (CmisPermissionDeniedException) {
Logger.Debug(string.Format("Locally changed modification date \"{0}\"is not uploaded to the server: PermissionDenied", localFileSystemInfo.LastWriteTimeUtc));
}
}
mappedObject.LastLocalWriteTimeUtc = localFileSystemInfo.LastWriteTimeUtc;
this.Storage.SaveMappedObject(mappedObject);
}
private bool MergeExistingFileWithRemoteFile(IFileInfo file, IDocument remoteDoc, Guid guid, out byte[] localHash) {
byte[] remoteHash = remoteDoc.ContentStreamHash();
localHash = null;
if (file.Length.Equals(remoteDoc.ContentStreamLength)) {
using (var f = file.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
localHash = SHA1Managed.Create().ComputeHash(f);
}
if (remoteHash != null) {
if (localHash != null && localHash.SequenceEqual(remoteHash)) {
if (remoteDoc.LastModificationDate != null) {
try {
file.LastWriteTimeUtc = (DateTime)remoteDoc.LastModificationDate;
} catch(IOException e) {
Logger.Debug("Cannot set last modification date", e);
}
}
file.Uuid = guid;
MappedObject mappedObject = new MappedObject(
file.Name,
remoteDoc.Id,
MappedObjectType.File,
remoteDoc.Parents[0].Id,
remoteDoc.ChangeToken,
remoteDoc.ContentStreamLength ?? file.Length)
{
Guid = guid,
LastLocalWriteTimeUtc = file.LastWriteTimeUtc,
LastRemoteWriteTimeUtc = remoteDoc.LastModificationDate,
LastChecksum = localHash,
ChecksumAlgorithmName = "SHA-1"
};
this.Storage.SaveMappedObject(mappedObject);
return true;
}
}
}
return false;
}
public static void ToDotFile <T>(this IObjectTree <T> tree, IFileInfo file)
{
using (var stream = file.Open(FileMode.CreateNew)) {
tree.ToDotStream(stream);
}
}
internal virtual byte[] CalculateHashCode(IFileInfo file)
{
using (Stream stream = file.Open(FileMode.Open, FileAccess.Read))
{
var hashProvider = SHA1.Create();
return hashProvider.ComputeHash(stream);
}
}
private async Task <Unit> ProcessFile(Guid fileId,
Guid fileProfileId,
String fileName,
CancellationToken cancellationToken)
{
IFileInfo inProgressFile = null;
FileProfile fileProfile = null;
try
{
fileProfile = await this.FileProcessorManager.GetFileProfile(fileProfileId, cancellationToken);
if (fileProfile == null)
{
throw new NotFoundException($"No file profile found with Id {fileProfileId}");
}
// Check the processed/failed directories exist
if (this.FileSystem.Directory.Exists(fileProfile.ProcessedDirectory) == false)
{
Logger.LogWarning($"Creating Directory {fileProfile.ProcessedDirectory} as not found");
this.FileSystem.Directory.CreateDirectory(fileProfile.ProcessedDirectory);
}
if (this.FileSystem.Directory.Exists(fileProfile.FailedDirectory) == false)
{
Logger.LogWarning($"Creating Directory {fileProfile.FailedDirectory} as not found");
this.FileSystem.Directory.CreateDirectory(fileProfile.FailedDirectory);
}
inProgressFile = this.FileSystem.FileInfo.FromFileName(fileName);
if (inProgressFile.Exists == false)
{
throw new FileNotFoundException($"File {inProgressFile.FullName} not found");
}
FileAggregate fileAggregate =
await this.FileAggregateRepository.GetLatestVersion(fileId, cancellationToken);
if (fileAggregate.IsCreated == false)
{
throw new InvalidOperationException($"File with Id {fileId} not created");
}
String fileContent = null;
//Open file for Read\Write
using (Stream fs = inProgressFile.Open(FileMode.OpenOrCreate, FileAccess.Read, FileShare.Read))
{
//Create object of StreamReader by passing FileStream object on which it needs to operates on
using (StreamReader sr = new StreamReader(fs))
{
//Use ReadToEnd method to read all the content from file
fileContent = await sr.ReadToEndAsync();
}
}
if (String.IsNullOrEmpty(fileContent) == false)
{
String[] fileLines = fileContent.Split(fileProfile.LineTerminator);
foreach (String fileLine in fileLines)
{
fileAggregate.AddFileLine(fileLine);
}
await this.FileAggregateRepository.SaveChanges(fileAggregate, cancellationToken);
}
Logger.LogInformation(
$"About to move file {inProgressFile.Name} to [{fileProfile.ProcessedDirectory}]");
// TODO: Move file now
inProgressFile.MoveTo($"{fileProfile.ProcessedDirectory}/{inProgressFile.Name}");
return(new Unit());
}
catch (Exception e)
{
if (inProgressFile != null && fileProfile != null)
{
inProgressFile.MoveTo($"{fileProfile.FailedDirectory}/{inProgressFile.Name}");
}
Logger.LogError(e);
throw;
}
}
private void ExportFile(IFileInfo file)
{
using (var dialog = new SaveFileDialog {FileName = file.Name, Filter = string.Format("{0}|*{0}", file.Extension)})
{
if (dialog.ShowDialog(this) == DialogResult.OK)
{
using (var input = file.Open(FileMode.Open, FileAccess.Read))
using (var output = File.OpenWrite(dialog.FileName))
{
input.CopyTo(output);
}
}
}
}
public static void MergeChangesIntoResx(ResxDifferences changes, IFileInfo targetResxFile)
{
Dictionary<string, object> currentEntries;
using (var stream = targetResxFile.Open(FileMode.Open, FileAccess.Read))
{
currentEntries = ReadAllResxEntries(stream);
}
using (var newStream = targetResxFile.Open(FileMode.Truncate, FileAccess.Write))
{
MergeChangesIntoResx(changes, currentEntries, newStream);
}
}
private bool LoadCacheFile(IFileInfo target, IDocument remoteDocument, IFileSystemInfoFactory fsFactory)
{
if (this.TransmissionStorage == null)
{
return(false);
}
IFileTransmissionObject obj = this.TransmissionStorage.GetObjectByRemoteObjectId(remoteDocument.Id);
if (obj == null)
{
return(false);
}
IFileInfo localFile = fsFactory.CreateFileInfo(obj.LocalPath);
if (!localFile.Exists)
{
return(false);
}
if (obj.LastChangeToken != remoteDocument.ChangeToken || localFile.Length != obj.LastContentSize)
{
localFile.Delete();
return(false);
}
try {
byte[] localHash;
using (var f = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.None)) {
localHash = SHA1Managed.Create().ComputeHash(f);
}
if (!localHash.SequenceEqual(obj.LastChecksum))
{
localFile.Delete();
return(false);
}
if (target.FullName != obj.LocalPath)
{
if (target.Exists)
{
Guid?uuid = target.Uuid;
if (uuid != null)
{
localFile.Uuid = uuid;
}
target.Delete();
}
localFile.MoveTo(target.FullName);
target.Refresh();
}
return(true);
} catch (Exception) {
localFile.Delete();
return(false);
}
}
public static IFileStream OpenWrite([NotNull] this IFileInfo fileInfo)
{
Guard.NotNull(fileInfo, nameof(fileInfo));
return(fileInfo.Open(FileMode.OpenOrCreate, FileAccess.Write));
}
protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory) {
if (!this.LoadCacheFile(target, remoteDocument, fsFactory)) {
if (target.Exists) {
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null) {
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return hashAlg.Hash;
}
}
private byte[] GetBytesFromFile (IFileInfo fileInfo)
{
using (var stream = fileInfo.Open (FileMode.Open, FileAccess.Read, FileShare.None))
{
using (BinaryReader binaryReader = new BinaryReader (stream))
{
return binaryReader.ReadBytes ((int) fileInfo.Length);
}
}
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
/// <param name="mappedObject">Mapped object saved in <c>Storage</c></param>
protected byte[] UploadFileWithPWC(IFileInfo localFile, ref IDocument doc, Transmission transmission, IMappedObject mappedObject = null)
{
byte[] checksum = null;
var docPWC = this.LoadRemotePWCDocument(doc, ref checksum);
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
if (checksum != null)
{
// check PWC checksum for integration
using (var hashAlg = new SHA1Managed()) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();)
{
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault())
{
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = file.Read(buffer, 0, readsize);
hashAlg.TransformBlock(buffer, 0, readsize, buffer, 0);
offset += readsize;
if (readsize == 0)
{
break;
}
}
hashAlg.TransformFinalBlock(new byte[0], 0, 0);
if (!hashAlg.Hash.SequenceEqual(checksum))
{
docPWC.DeleteContentStream();
}
file.Seek(0, SeekOrigin.Begin);
}
}
byte[] hash = null;
var uploader = FileTransmission.ContentTaskUtils.CreateUploader(this.TransmissionStorage.ChunkSize);
using (var hashAlg = new SHA1Reuse()) {
try {
using (var hashstream = new NonClosingHashStream(file, hashAlg, CryptoStreamMode.Read)) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();)
{
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault())
{
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = hashstream.Read(buffer, 0, readsize);
offset += readsize;
if (readsize == 0)
{
break;
}
}
}
var document = doc;
uploader.UploadFile(docPWC, file, transmission, hashAlg, false, (byte[] checksumUpdate, long length) => this.SaveRemotePWCDocument(localFile, document, docPWC, checksumUpdate, transmission));
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
this.TransmissionStorage.RemoveObjectByRemoteObjectId(doc.Id);
var properties = new Dictionary <string, object>();
properties.Add(PropertyIds.LastModificationDate, localFile.LastWriteTimeUtc);
doc = this.Session.GetObject(docPWC.CheckIn(true, properties, null, string.Empty)) as IDocument;
// Refresh is required, or DotCMIS will use cached one only
doc.Refresh();
transmission.Status = TransmissionStatus.FINISHED;
return(hash);
}
}
