public virtual string GetExpression()
{
StringBuilder stringBuilder = new StringBuilder();
Collection <string> collection = CollectionQueryBase.RemoveDuplicates(this.Items);
int num = 0;
foreach (string str in collection)
{
++num;
stringBuilder.Append(this.IndexFieldName + ":(");
if (num < collection.Count)
{
stringBuilder.Append(LuceneQueryHelper.Escape(str));
stringBuilder.Append(") ");
stringBuilder.Append(Enum.GetName(typeof(LuceneOperator), (object)this.InnerOperator));
stringBuilder.Append(" ");
}
else
{
stringBuilder.Append(LuceneQueryHelper.Escape(str));
stringBuilder.Append(")");
}
}
return(stringBuilder.ToString());
}
public string GetExpression()
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(ContentIndexHelpers.GetIndexFieldName(Field));
stringBuilder.Append(":");
stringBuilder.Append(this.Inclusive ? "[" : "{");
stringBuilder.Append(LuceneQueryHelper.Escape(this.Start));
stringBuilder.Append(" TO ");
stringBuilder.Append(LuceneQueryHelper.Escape(this.End));
stringBuilder.Append(this.Inclusive ? "]" : "}");
return(stringBuilder.ToString());
}
public virtual string GetExpression()
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(ContentIndexHelpers.GetIndexFieldName(Constants.INDEX_FIELD_NAME_VIRTUAL_PATH) + ":(");
foreach (string virtualPathNode in this.VirtualPathNodes)
{
stringBuilder.Append(LuceneQueryHelper.Escape(virtualPathNode.Replace(" ", "")));
stringBuilder.Append("|");
}
if (stringBuilder.Length > 0)
{
stringBuilder.Remove(stringBuilder.Length - 1, 1);
}
stringBuilder.Append("*)");
return(stringBuilder.ToString());
}
public override void ReindexSite(List <SearchDocument> documents, Guid siteRootId)
{
lock (_writeLock)
{
BooleanQuery.MaxClauseCount = int.MaxValue;
var fieldName = ContentIndexHelpers.GetIndexFieldName(Constants.INDEX_FIELD_NAME_VIRTUAL_PATH);
var siteRoot = "*" + LuceneQueryHelper.Escape(siteRootId.ToString().ToLower().Replace(" ", "")) + "*";
var siteRootQuery = $"{fieldName}:{siteRoot}";
var queryParser = new QueryParser(LuceneConfiguration.LuceneVersion, fieldName, LuceneConfiguration.Analyzer);
queryParser.AllowLeadingWildcard = true;
var deleteQuery = queryParser.Parse(siteRootQuery);
_indexWriter.DeleteDocuments(deleteQuery);
foreach (var document in documents)
{
_indexWriter.AddDocument(document.Document);
}
}
}
public virtual void ReindexSite(List <SearchDocument> documents, Guid siteRootId)
{
if (!LuceneContext.AllowIndexing)
{
return;
}
var deletedList = new List <SearchDocument>();
try
{
lock (_writeLock)
{
BooleanQuery.MaxClauseCount = int.MaxValue;
var fieldName = ContentIndexHelpers.GetIndexFieldName(Constants.INDEX_FIELD_NAME_VIRTUAL_PATH);
var siteRoot = "*" + LuceneQueryHelper.Escape(siteRootId.ToString().ToLower().Replace(" ", "")) + "*";
var siteRootQuery = $"{fieldName}:{siteRoot}";
var queryParser = new QueryParser(LuceneConfiguration.LuceneVersion, fieldName, LuceneConfiguration.Analyzer);
queryParser.AllowLeadingWildcard = true;
var deleteQuery = queryParser.Parse(siteRootQuery);
using (IndexWriter indexWriter = new IndexWriter(LuceneContext.Directory, LuceneConfiguration.Analyzer, false, IndexWriter.MaxFieldLength.UNLIMITED))
{
indexWriter.SetMergeScheduler(new SerialMergeScheduler());
indexWriter.DeleteDocuments(deleteQuery);
foreach (var document in documents)
{
indexWriter.AddDocument(document.Document);
}
indexWriter.Commit();
}
}
}
catch (Exception ex)
{
_logger.Error("Lucene Search Error", ex);
}
finally
{
if (IndexWriter.IsLocked(LuceneContext.Directory))
{
IndexWriter.Unlock(LuceneContext.Directory);
}
}
}
public string GetExpression()
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(ContentIndexHelpers.GetIndexFieldName(FieldName));
stringBuilder.Append(":(");
stringBuilder.Append(LuceneQueryHelper.EscapeParenthesis(Value));
if (UseWildCard)
{
stringBuilder.Append("*");
}
if (Boost.HasValue)
{
stringBuilder.Append($"^{Boost}");
}
stringBuilder.Append(")");
return(stringBuilder.ToString());
}
