public void Start(FTService ftService)
{
Storage = new Storage(ftService);
QueueIndexing = new QueueIndexing();
Scheduler = new Scheduler(GetTimeTable(), ScanAndIndex);
Scheduler.Start();
}
private void IndexDocuments()
{
try
{
IsIndexRunning = true;
while (true)
{
var document = QueueIndexing.DequeDocumentWithContent();
if (document != null)
{
try
{
if (!OnBeforeDocumentIndexing(document))
{
return;
}
Storage.IndexDocument(document, Name);
}
finally
{
OnAfterDocumentIndexing(document);
}
}
else if (IsScanRunning)
{
Thread.Sleep(TimeSpan.FromSeconds(1)); //wait documents from scanning
}
else
{
break;
}
}
}
finally
{
Storage.SaveIndex();
IsIndexRunning = false;
}
return;
}
private bool ScanFolder(Folder folder)
{
try
{
if (!OnBeforeFolderScanning(folder))
{
return(false);
}
var documents = GetDocuments(folder);
QueueIndexing.EnqueDocuments(documents);
IDictionary <string, string> oldVersions = null;
if (documents.Any(x => x.HasVersion))
{
oldVersions = Storage.ReadDocumentVersions(documents);
}
while (true)
{
var document = QueueIndexing.DequeDocument();
if (document != null)
{
if (!ScanDocument(oldVersions, document))
{
return(false);
}
}
else
{
break;
}
}
}
finally
{
OnAfterFolderScanning(folder);
}
return(true);
}
private bool ScanDocument(IDictionary <string, string> oldVersions, Document document)
{
try
{
if (!OnBeforeDocumentScanning(document))
{
return(false);
}
if (oldVersions == null ||
ShouldDocumentIndexed(document, oldVersions[document.Name], document.Version))
{
try
{
if (!OnBeforeLoadDocumentContent(document))
{
return(false);
}
if (!document.HasContent)
{
document.Content = LoadDocumentContent(document.Name, document.Version);
}
if (document.HasContent)
{
QueueIndexing.EnqueDocumentWithContent(document);
}
}
finally
{
OnAfterLoadDocumentContent(document);
}
}
}
finally
{
OnAfterDocumentScanning(document);
}
return(true);
}
private void ScanFolders()
{
try
{
IsScanRunning = true;
if (!OnBeforeScanning())
{
return;
}
var folders = GetFolders();
QueueIndexing.EnqueFolders(folders);
while (true)
{
var folder = QueueIndexing.DequeFolder();
if (folder != null)
{
if (!ScanFolder(folder))
{
return;
}
}
else
{
break;
}
}
}
finally
{
OnAfterScanning();
IsScanRunning = false;
}
return;
}
