// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
internal void PutRequest(TermBaseRequest request)
{
if (_Paused)
{
return;
}
lock (_NewRequests)
{
if (_NewRequests.Count > 0 && _NewRequests[0].Type == RequestType.TermList)
{
// Don't throw TermList request away
if (_NewRequests.Count > 1)
{
_NewRequests.RemoveAt(1);
}
_NewRequests.Add(request);
_DataAvailableEvent.Set();
return;
}
_NewRequests.Clear(); // Clear all outstanding requests
_NewRequests.Add(request);
_DataAvailableEvent.Set();
}
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <typeparam name="TerminologyResultArgs"></typeparam>
/// <param name="term"></param>
/// <param name="requestid"></param>
/// <returns></returns>
/// <created>UPh,17.11.2015</created>
/// <changed>UPh,17.11.2015</changed>
// ********************************************************************************
public List <TerminologyResultArgs> RequestSyncSingleTerm(string term, long requestid)
{
List <TerminologyResultArgs> result = new List <TerminologyResultArgs>();
_Worker.HandleSingleTermRequest(TermBaseRequest.MakeTerminologyRequest(term, requestid), result);
return(result);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
static internal TermBaseRequest MakeTermListRequest(long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.TermList;
return(request);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <typeparam name="TerminologyResultArgs"></typeparam>
/// <param name="text"></param>
/// <param name="nLangSet"></param>
/// <param name="requestid"></param>
/// <returns></returns>
/// <created>UPh,20.03.2016</created>
/// <changed>UPh,20.03.2016</changed>
// ********************************************************************************
public List <TerminologyResultArgs> RequestSyncProhibitedTerminology(string text, long requestid)
{
List <TerminologyResultArgs> result = new List <TerminologyResultArgs>();
_Worker.HandleProhibitedTerminologyRequest(TermBaseRequest.MakeProhibitedTerminologyRequest(text, requestid), result);
return(result);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="term"></param>
/// <param name="requestid"></param>
/// <returns></returns>
/// <created>UPh,20.03.2016</created>
/// <changed>UPh,20.03.2016</changed>
// ********************************************************************************
static internal TermBaseRequest MakeProhibitedTerminologyRequest(string term, long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.ProhibitedTerminology;
request.Term = term;
return(request);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
public void RequestTermList(long requestid)
{
if (!_Worker.IsStarted)
{
_Worker.Start();
}
_Worker.PutRequest(TermBaseRequest.MakeTermListRequest(requestid));
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
/// <created>UPh,31.10.2015</created>
/// <changed>UPh,31.10.2015</changed>
// ********************************************************************************
public void RequestTermInfo(TermListItem item, long requestid)
{
if (!_Worker.IsStarted)
{
_Worker.Start();
}
_Worker.PutRequest(TermBaseRequest.MakeTermInfoRequest(item.TermBaseID, item.TermID, requestid));
}
// ********************************************************************************
/// <summary>
/// Put terminology request to FiFo
/// </summary>
/// <param name="text"></param>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
public void RequestTerminology(string text, long requestid)
{
if (!_Worker.IsStarted)
{
_Worker.Start();
}
_Worker.PutRequest(TermBaseRequest.MakeTerminologyRequest(text, requestid));
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="term"></param>
/// <param name="id"></param>
/// <returns></returns>
/// <created>UPh,30.10.2015</created>
/// <changed>UPh,30.10.2015</changed>
// ********************************************************************************
static internal TermBaseRequest MakeTermInfoRequest(int termbaseID, int termid, long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.TermInfo;
request.TermBaseID = termbaseID;
request.TermID = termid;
return(request);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="result"></param>
/// <created>UPh,20.03.2016</created>
/// <changed>UPh,20.03.2016</changed>
// ********************************************************************************
internal void HandleProhibitedTerminologyRequest(TermBaseRequest request, List <TerminologyResultArgs> result = null)
{
bool bSync = (result != null);
bool bTargetLanguage = (_TermbaseQuery.LCID2 > 0);
// Build index if necessary (works on target language)
if (_Index2.LCID != _TermbaseQuery.LCID2)
{
TermListItems items = RetrieveTermList(false, bTargetLanguage);
if (!bSync && _shouldStop)
{
return;
}
// Index from items
_Index2.BuildIndex(bTargetLanguage ? _TermbaseQuery.LCID2 : _TermbaseQuery.LCID1, items);
}
WordSegments wordSegments = new WordSegments(request.Term);
int nWords = wordSegments.Count;
if (nWords == 0)
{
return;
}
// Start with max term word count (3)
for (int nTermWords = 3; nTermWords >= 1; nTermWords--)
{
for (int iWord0 = 0; iWord0 < nWords - nTermWords + 1; iWord0++)
{
int iWord1 = iWord0 + nTermWords - 1;
int from = wordSegments.GetWordStart(iWord0);
int to = wordSegments.GetWordEnd(iWord1);
foreach (IndexItem match in _Index2.Matches(request.Term, from, to - from))
{
HandleProhibitedTerminologyMatch(bTargetLanguage, request.ID, match, from, to - from, result);
}
}
}
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
private TermBaseRequest GetRequest()
{
lock (_NewRequests)
{
if (_NewRequests.Count == 0)
{
return(null);
}
TermBaseRequest request = _NewRequests[0];
_NewRequests.RemoveAt(0);
return(request);
}
}
// ********************************************************************************
/// <summary>
/// Handle request to get term list items
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
private void HandleTermListRequest(TermBaseRequest request)
{
TermListItems items = RetrieveTermList(false, false);
if (items == null)
{
return;
}
if (_Paused || _shouldStop)
{
return;
}
items.Sort((a, b) => string.Compare(a.Term, b.Term, true));
_TermbaseQuery.FireTermListResult(request.ID, items);
}
// ********************************************************************************
/// <summary>
/// Handle request for a single term
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
/// <created>UPh,30.10.2015</created>
/// <changed>UPh,30.10.2015</changed>
// ********************************************************************************
private void HandleTermInfoRequest(TermBaseRequest request)
{
TermBase tb = _TermBases.FindTermBase(request.TermBaseID);
if (tb == null)
{
return;
}
TermInfo info;
if (!tb.GetTermInfo(request.TermID, out info, this))
{
return;
}
info.TermID = request.TermID;
_TermbaseQuery.FireTermInfoResult(request.ID, request.TermBaseID, info);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="result"></param>
/// <returns></returns>
/// <created>UPh,17.11.2015</created>
/// <changed>UPh,17.11.2015</changed>
// ********************************************************************************
internal void HandleSingleTermRequest(TermBaseRequest request, List <TerminologyResultArgs> result = null)
{
bool bSync = (result != null);
// Build index if necessary
if (_Index.LCID != _TermbaseQuery.LCID1)
{
TermListItems items = RetrieveTermList(true, false);
if (!bSync && _shouldStop)
{
return;
}
// Index from items
_Index.BuildIndex(_TermbaseQuery.LCID1, items);
}
foreach (IndexItem match in _Index.Matches(request.Term))
{
HandleTerminologyMatch(request.ID, match, 0, request.Term.Length, result);
}
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
private void WorkerThread()
{
while (!_shouldStop)
{
_DataAvailableEvent.WaitOne(1000);
if (_shouldStop)
{
return;
}
TermBaseRequest request = GetRequest();
if (request == null)
{
continue;
}
if (request.Type == RequestType.TermList)
{
HandleTermListRequest(request);
}
else if (request.Type == RequestType.TermInfo)
{
HandleTermInfoRequest(request);
}
else if (request.Type == RequestType.Terminology)
{
HandleTerminologyRequest(request);
}
else if (request.Type == RequestType.ProhibitedTerminology)
{
HandleProhibitedTerminologyRequest(request);
}
// TODO Bei _PauseRequest die aktuelle Suche abbrechen
}
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
internal static TermBaseRequest MakeTermListRequest(long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.TermList;
return request;
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="term"></param>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
internal static TermBaseRequest MakeTerminologyRequest(string term, long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.Terminology;
request.Term = term;
return request;
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="term"></param>
/// <param name="id"></param>
/// <returns></returns>
/// <created>UPh,30.10.2015</created>
/// <changed>UPh,30.10.2015</changed>
// ********************************************************************************
internal static TermBaseRequest MakeTermInfoRequest(int termbaseID, int termid, long requestid)
{
TermBaseRequest request = new TermBaseRequest();
request.ID = requestid;
request.Type = RequestType.TermInfo;
request.TermBaseID = termbaseID;
request.TermID = termid;
return request;
}
// ********************************************************************************
/// <summary>
/// Handle request to get term list items
/// </summary>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
private void HandleTermListRequest(TermBaseRequest request)
{
TermListItems items = RetrieveTermList(false, false);
if (items == null)
return;
if (_Paused || _shouldStop)
return;
items.Sort((a,b) => string.Compare(a.Term, b.Term, true));
_TermbaseQuery.FireTermListResult(request.ID, items);
}
// ********************************************************************************
/// <summary>
/// Handle request for a single term
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
/// <created>UPh,30.10.2015</created>
/// <changed>UPh,30.10.2015</changed>
// ********************************************************************************
private void HandleTermInfoRequest(TermBaseRequest request)
{
TermBase tb = _TermBases.FindTermBase(request.TermBaseID);
if (tb == null)
return;
TermInfo info;
if (!tb.GetTermInfo(request.TermID, out info, this))
return;
info.TermID = request.TermID;
_TermbaseQuery.FireTermInfoResult(request.ID, request.TermBaseID, info);
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="result"></param>
/// <returns></returns>
/// <created>UPh,17.11.2015</created>
/// <changed>UPh,17.11.2015</changed>
// ********************************************************************************
internal void HandleSingleTermRequest(TermBaseRequest request, List<TerminologyResultArgs> result = null)
{
bool bSync = (result != null);
// Build index if necessary
if (_Index.LCID != _TermbaseQuery.LCID1)
{
TermListItems items = RetrieveTermList(true, false);
if (!bSync && _shouldStop)
return;
// Index from items
_Index.BuildIndex(_TermbaseQuery.LCID1, items);
}
foreach (IndexItem match in _Index.Matches(request.Term))
{
HandleTerminologyMatch(request.ID, match, 0, request.Term.Length, result);
}
}
// ********************************************************************************
/// <summary>
/// Handle request for terminology
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,17.11.2015</changed>
// ********************************************************************************
internal void HandleTerminologyRequest(TermBaseRequest request, List<TerminologyResultArgs> result = null)
{
bool bSync = (result != null);
// Build index if necessary
if (_Index.LCID != _TermbaseQuery.LCID1)
{
TermListItems items = RetrieveTermList(true, false);
if (!bSync && _shouldStop)
return;
// Index from items
_Index.BuildIndex(_TermbaseQuery.LCID1, items);
}
WordSegments wordSegments = new WordSegments(request.Term);
int nWords = wordSegments.Count;
if (nWords == 0)
return;
// Start with max term word count (3)
for (int nTermWords = 3; nTermWords >= 1; nTermWords--)
{
for (int iWord0 = 0; iWord0 < nWords - nTermWords + 1; iWord0++)
{
int iWord1 = iWord0 + nTermWords - 1;
int from = wordSegments.GetWordStart(iWord0);
int to = wordSegments.GetWordEnd(iWord1);
foreach (IndexItem match in _Index.Matches(request.Term, from, to - from))
{
HandleTerminologyMatch(request.ID, match, from, to - from, result);
}
}
}
}
// ********************************************************************************
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
/// <created>UPh,25.10.2015</created>
/// <changed>UPh,25.10.2015</changed>
// ********************************************************************************
internal void PutRequest(TermBaseRequest request)
{
if (_Paused)
return;
lock (_NewRequests)
{
if (_NewRequests.Count > 0 && _NewRequests[0].Type == RequestType.TermList)
{
// Don't throw TermList request away
if (_NewRequests.Count > 1)
_NewRequests.RemoveAt(1);
_NewRequests.Add(request);
_DataAvailableEvent.Set();
return;
}
_NewRequests.Clear(); // Clear all outstanding requests
_NewRequests.Add(request);
_DataAvailableEvent.Set();
}
}