public void TestApplyModify()
{
DateTime now = DateTime.Now;
string fileModifed = Path.Combine(TESTING_PATH, GROUP1, Path.GetRandomFileName());
Revision revisionModification = new Revision()
{
File = new ShareLibrary.Models.FileInfo
{
Name = Path.GetFileName(fileModifed),
LastModificationDate = now,
CreationDate = now
},
GroupName = GROUP1,
Action = ShareLibrary.Models.Action.Create,
Data = Encoding.UTF8.GetBytes(FILE_CONTENT)
};
revisionModification.Apply(TESTING_PATH);
Assert.IsTrue(File.Exists(fileModifed));
Assert.AreEqual(now, File.GetLastWriteTime(fileModifed));
Assert.AreEqual(now, File.GetCreationTime(fileModifed));
byte[] fileBytes = File.ReadAllBytes(fileModifed);
byte[] textBytes = Encoding.UTF8.GetBytes(FILE_CONTENT);
Assert.AreEqual(textBytes.Length, fileBytes.Length);
for (int i = 0; i < textBytes.Length; i++)
{
Assert.AreEqual(textBytes[i], fileBytes[i]);
}
File.Delete(fileModifed);
}
public void TestApplyDelete()
{
string fileDeleted = Path.Combine(TESTING_PATH, GROUP1, Path.GetRandomFileName());
File.Create(fileDeleted).Close();
DateTime now = DateTime.Now;
Revision revisionDelete = new Revision()
{
File = new ShareLibrary.Models.FileInfo
{
Name = Path.GetFileName(fileDeleted),
LastModificationDate = now,
CreationDate = now
},
GroupName = GROUP1,
Action = ShareLibrary.Models.Action.Delete
};
revisionDelete.Apply(TESTING_PATH);
Assert.IsFalse(File.Exists(fileDeleted));
}
public void Execute()
{
// Blocking call
foreach (Job job in syncJobs.GetConsumingEnumerable())
{
Console.WriteLine(@"Execute Job {0}", ++executionCount);
List <Revision> returnRevisions = new List <Revision>();
// For each client group revision
foreach (GroupSummary clientGroupSummary in job.GroupSummaries)
{
// Check user authorizations
if (dataStore.CheckUserInGroup(job.Username, clientGroupSummary.GroupName))
{
// Get the server GroupSummary equal to client GroupSummary
GroupSummary serverGroupSummary = serverGroupSummaries.Find(s => s.GroupName == clientGroupSummary.GroupName);
if (serverGroupSummary != null)
{
// Build revision list with client
List <Revision> revisions = serverGroupSummary.GenerateRevisions(clientGroupSummary);
foreach (Revision rev in revisions)
{
ShareLibrary.Models.FileInfo currentServerFile = serverGroupSummary.Files.Find(f => f.Name == rev.File.Name);
ShareLibrary.Models.FileInfo currentClientFile = clientGroupSummary.Files.Find(f => f.Name == rev.File.Name);
Revision currentRelatedjobRevision = job.Revisions.Find(r => r.File?.Name == currentClientFile?.Name);
switch (rev.Action)
{
case Action.Create:
// Rebind the currentRelatedjobRevision from the server instead of the client
currentRelatedjobRevision = job.Revisions.Find(r => r.File?.Name == currentServerFile?.Name);
// Case 1 : The file was deleted by the current client
// Update server history (delete the current file)
if (currentRelatedjobRevision?.File.Name == rev.File.Name && currentRelatedjobRevision?.Action == Action.Delete)
{
currentRelatedjobRevision.Apply(rootPath);
serverGroupSummary.Update();
}
// Case 2 : There is a new file on the server and the current client doesn't have it.
// Add revision to response with data (Create)
else
{
returnRevisions.Add(rev);
}
break;
case Action.Modify:
rev.Data = currentRelatedjobRevision?.Data ?? rev.Data;
// Case 1 : Server modification date > client modification date
// Add revision to response with data (Modify)
if (currentServerFile.LastModificationDate > currentClientFile.LastModificationDate)
{
returnRevisions.Add(rev);
}
// Case 2 : Server modification date < client modification date
// Update server history (replace the current file)
else
{
rev.Apply(rootPath);
serverGroupSummary.Update();
}
break;
case Action.Delete:
// Case 1 : The file was created by the current client.
// Update server history (add the current file)
if (currentRelatedjobRevision?.Action == Action.Create)
{
currentRelatedjobRevision.Apply(rootPath);
serverGroupSummary.Update();
}
// Case 2 : The file is deleted for real (deleted from an other client)
// Add revision to response (Delete)
else
{
rev.Data = new byte[0];
returnRevisions.Add(rev);
}
break;
}
}
}
else
{
// Initial case when the server does not have the client group synced
// Add the client files (revisions) to the server files
List <Revision> clientRevisions = job.Revisions.FindAll(r => r.GroupName == clientGroupSummary.GroupName);
// Create the group directory
Directory.CreateDirectory(Path.Combine(rootPath, clientGroupSummary.GroupName));
// Add every client file to the server
foreach (Revision clientRev in clientRevisions)
{
clientRev.Apply(rootPath);
}
// Create the server group summary because he didn't exist
serverGroupSummaries.Add(new GroupSummary(clientGroupSummary.GroupName, rootPath));
}
}
}
// Return the truth
job.CallBack(returnRevisions);
}
}
