public static List<SearchRecord> SearchPage(out Query query, out Dictionary<string, int> statistics,List<string> filterList,int pageSize, int pageNum,bool fileInclude,bool highLight)
{
List<SearchRecord> recordList = new List<SearchRecord>();
query = GetQuery(fileInclude);
statistics = new Dictionary<string, int>();
try
{
#region Add Index Dir
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "begin to init searcher.");
List<IndexSearcher> searcherList = new List<IndexSearcher>();
if (searchIndexList.Count > 0)
{
foreach (IndexSet indexSet in searchIndexList)
{
if (indexSet.Type == IndexTypeEnum.Increment)
continue;
searcherList.Add(new IndexSearcher(indexSet.Path));
}
}
else
{
foreach (IndexSet indexSet in indexFieldsDict.Keys)
{
if (indexSet.Type == IndexTypeEnum.Increment)
continue;
searcherList.Add(new IndexSearcher(indexSet.Path));
}
}
if (fileInclude)
{
searcherList.Add(new IndexSearcher(fileSet.Path));
}
#endregion
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "begin to Search.");
ParallelMultiSearcher searcher = new ParallelMultiSearcher(searcherList.ToArray());
TopDocs topDocs = searcher.Search(query.Weight(searcher), null, searchSet.MaxMatches);
ScoreDoc[] scoreDocs = topDocs.scoreDocs;
Highlighter highlighter = new Highlighter(new QueryScorer(query));
highlighter.SetTextFragmenter(new SimpleFragmenter(SupportClass.FRAGMENT_SIZE));
#region Order by Score
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "Add to list.");
List<ScoreDoc> scoreDocList = new List<ScoreDoc>();
for (int i = 0; i < scoreDocs.Length; i++)
{
float score = scoreDocs[i].score;
if (score < searchSet.MinScore)
continue;
scoreDocList.Add(scoreDocs[i]);
}
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "Begin to sort.");
scoreDocList.Sort(delegate(ScoreDoc x, ScoreDoc y)
{
if (x.score > y.score)
return -1;
else if (x.score == y.score)
return 0;
else
return 1;
});
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "End sort.");
#endregion
#region Doc Statistic
int start = 0, end = scoreDocList.Count;
if (pageSize > 0 && pageNum >= 1)
{
start = pageSize * (pageNum - 1)+1;
end = pageNum * pageSize;
}
int current = 1;
SpecialFieldSelector sfSelector = new SpecialFieldSelector(SupportClass.TableFileNameField);
for (int recNum = 0; recNum < scoreDocList.Count; recNum++)
{
float score = scoreDocList[recNum].score;
if (score < searchSet.MinScore)
continue;
Document fDoc = searcher.Doc(scoreDocList[recNum].doc,sfSelector);
string caption = fDoc.Get(SupportClass.TableFileNameField);
if ((caption.Equals(SupportClass.TFNFieldValue) == false))
{
if (sfpDict.ContainsKey(caption) == false || nameIndexDict.ContainsKey(caption) == false)
{
continue;
}
}
if (statistics.ContainsKey(caption))
{
statistics[caption] = statistics[caption] + 1;
}
else
{
statistics.Add(caption, 1);
}
if (filterList != null && filterList.Count>0)
{
if (!filterList.Contains(caption))
continue;
}
#region Add Page
if (current >= start && current <= end)
{
Document doc = searcher.Doc(scoreDocList[recNum].doc);
doc.RemoveField(SupportClass.TableFileNameField);
Dictionary<string, IndexField> fpDict = sfpDict[caption];
Field[] fields = new Field[doc.GetFields().Count];
doc.GetFields().CopyTo(fields, 0);
#region SearchField
List<SearchField> sfList = new List<SearchField>();
foreach (Field field in fields)
{
string key = field.Name();
string value = field.StringValue();
string result = "";
if (highLight)
{
string output = SupportClass.String.DropHTML(value);
TokenStream tokenStream = analyzer.TokenStream(key, new System.IO.StringReader(output));
result = highlighter.GetBestFragment(tokenStream, output);
if (result != null && string.IsNullOrEmpty(result.Trim()) == false)
{
if (fpDict.ContainsKey(key))
sfList.Add(new SearchField(key, fpDict[key].Caption, value, result, field.GetBoost(), fpDict[key].IsTitle, true, fpDict[key].Order));
else
sfList.Add(new SearchField(key, key, value, result, field.GetBoost(), false, false, 0));
}
else
{
if (fpDict.ContainsKey(key))
sfList.Add(new SearchField(key, fpDict[key].Caption, value, value, field.GetBoost(), fpDict[key].IsTitle, true, fpDict[key].Order));
else
sfList.Add(new SearchField(key, key, value, result, field.GetBoost(), false, false, 0));
}
}
else
{
if (fpDict.ContainsKey(key))
sfList.Add(new SearchField(key, fpDict[key].Caption, value, value, field.GetBoost(), fpDict[key].IsTitle, true, fpDict[key].Order));
else
sfList.Add(new SearchField(key, key, value, result, field.GetBoost(), false, false, 0));
}
}
#endregion
if (caption.Equals(SupportClass.TFNFieldValue) == false)
{
IndexSet indexSet = nameIndexDict[caption];
recordList.Add(new SearchRecord(indexSet, sfList, indexDict[indexSet].PrimaryKey, score));
}
else
{
recordList.Add(new SearchRecord("文件", "文件", "文件", score, sfList));
}
}
#endregion
current++;
}
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search.log", "End of Search.");
#endregion
}
catch (Exception)
{
//SupportClass.FileUtil.WriteToLog(@"D:\Indexer\log\search_log.txt", e.StackTrace.ToString());
}
return recordList;
}
public static List<SearchRecord> FuzzyFastFieldSearch(out Query mquery)
{
List<SearchRecord> docList = new List<SearchRecord>();
mquery = null;
try
{
if (searchIndexList.Count > 0)
{
foreach (IndexSet indexSet in searchIndexList)
{
if (indexSet.Type == IndexTypeEnum.Increment)
continue;
IndexSearcher searcher = new IndexSearcher(indexSet.Path);
Query query = GetFuzzyQuery(indexSet);
#if DEBUG
System.Console.WriteLine(query.ToString());
#endif
SupportClass.FileUtil.WriteToLog(SupportClass.LogPath, query.ToString());
TopDocs topDocs = searcher.Search(query.Weight(searcher), null, searchSet.MaxMatches);
ScoreDoc[] scoreDocs = topDocs.scoreDocs;
SpecialFieldSelector sfs = new SpecialFieldSelector(indexDict[indexSet].PrimaryKey);
for (int i = 0; i < scoreDocs.Length; i++)
{
Document doc = searcher.Doc(scoreDocs[i].doc, sfs);
float score = scoreDocs[i].score;
if (score < searchSet.MinScore)
continue;
docList.Add(doc);
}
}
}
else
{
foreach (IndexSet indexSet in indexFieldsDict.Keys)
{
if (indexSet.Type == IndexTypeEnum.Increment)
continue;
IndexSearcher searcher = new IndexSearcher(indexSet.Path);
Query query = GetFuzzyQuery(indexSet);
#if DEBUG
System.Console.WriteLine(query.ToString());
#endif
SupportClass.FileUtil.WriteToLog(SupportClass.LogPath, query.ToString());
TopDocs topDocs = searcher.Search(query.Weight(searcher), null, searchSet.MaxMatches);
ScoreDoc[] scoreDocs = topDocs.scoreDocs;
SpecialFieldSelector sfs = new SpecialFieldSelector(indexDict[indexSet].PrimaryKey);
for (int i = 0; i < scoreDocs.Length; i++)
{
Document doc = searcher.Doc(scoreDocs[i].doc, sfs);
float score = scoreDocs[i].score;
if (score < searchSet.MinScore)
continue;
docList.Add(doc);
}
}
}
}
catch (Exception e)
{
SupportClass.FileUtil.WriteToLog(SupportClass.LogPath, e.StackTrace.ToString());
}
mquery = GetQuery();
return docList;
}
