public void UpdateRecord(IBaseWindow baseWin, GDMRecord record)
{
if (baseWin == null)
{
throw new ArgumentNullException("baseWin");
}
if (record == null || !IsIndexedRecord(record))
{
return;
}
try
{
lock (fLock)
{
using (WritableDatabase database = new WritableDatabase(GetXDBFolder(), Xapian.Xapian.DB_CREATE_OR_OPEN))
using (TermGenerator indexer = new TermGenerator())
using (Stem stemmer = new Stem("russian"))
{
indexer.SetStemmer(stemmer);
ReindexRecord(baseWin, database, indexer, record);
SetDBLastChange(baseWin, database);
}
}
}
catch (Exception ex)
{
Logger.LogWrite("SearchManager.UpdateRecord(): " + ex.Message);
}
}
public void ReindexBase(IBaseWindow baseWin)
{
if (baseWin == null)
{
return;
}
try
{
lock (fLock)
{
using (WritableDatabase database = new WritableDatabase(GetXDBFolder(), Xapian.Xapian.DB_CREATE_OR_OPEN))
using (TermGenerator indexer = new TermGenerator())
using (Stem stemmer = new Stem("russian"))
{
indexer.SetStemmer(stemmer);
IProgressController progress = AppHost.Progress;
progress.ProgressInit(fPlugin.LangMan.LS(TLS.LSID_SearchIndexRefreshing), baseWin.Context.Tree.RecordsCount);
int num = baseWin.Context.Tree.RecordsCount;
for (int i = 0; i < num; i++)
{
GDMRecord record = baseWin.Context.Tree[i];
if (IsIndexedRecord(record))
{
ReindexRecord(baseWin, database, indexer, record);
}
progress.ProgressStep();
}
progress.ProgressDone();
SetDBLastChange(baseWin, database);
}
}
}
catch (Exception ex)
{
Logger.LogWrite("SearchManager.ReindexBase(): " + ex.Message);
}
}
private static bool SetDocumentContext(IBaseWindow baseWin, Document doc, TermGenerator indexer, GDMRecord rec)
{
StringList ctx = baseWin.GetRecordContent(rec);
if (ctx == null)
{
return(false);
}
string recLastchange = rec.ChangeDate.ToString();
string baseSign = GetSign(baseWin);
doc.SetData(rec.XRef); // not edit: for link from search results to gedcom-base
doc.AddTerm("Q" + baseSign + "_" + rec.XRef); // not edit: specific db_rec_id - for FindDocId()
doc.AddValue(0, recLastchange); // not edit: for update check
doc.AddBooleanTerm("GDB" + baseSign); // not edit: for filtering by database in Search()
indexer.SetDocument(doc);
indexer.IndexText(ctx.Text);
return(true);
}
private static void ReindexRecord(IBaseWindow baseWin, WritableDatabase database, TermGenerator indexer, GDMRecord record)
{
uint docid = FindDocId(baseWin, database, record.XRef);
if (docid != 0)
{
// checking for needed updates
string recLastchange = record.ChangeDate.ToString();
string docLastchange;
using (Document curDoc = database.GetDocument(docid)) {
docLastchange = curDoc.GetValue(0);
}
// updating a record
if (!string.Equals(recLastchange, docLastchange))
{
using (Document doc = new Document())
{
if (SetDocumentContext(baseWin, doc, indexer, record))
{
database.ReplaceDocument(docid, doc);
}
}
}
}
else
{
// only adding
using (Document doc = new Document())
{
if (SetDocumentContext(baseWin, doc, indexer, record))
{
database.AddDocument(doc);
}
}
}
}
public NumberSequence(TermGenerator termGenerator)
{
_termGenerator = termGenerator;
}
public Iterator(TermGenerator term)
{
this.termGenerator = term;
}
public NumberSequence(TermGenerator generator)
{
this.termGenerator = generator;
}
