/// <summary>
///
/// </summary>
/// <param name="queryString">关键字</param>
/// <param name="documentType">文档类型</param>
/// <param name="start">开始时间</param>
/// <param name="end">结束时间</param>
public List <DocumentSearchResult> Query(string queryString,
string documentType,
string userId,
string depId,
int?start = null,
int?takeSize = null)
{
_logger.InfoFormat("SearchService 查询条件:{0},{1}", queryString, documentType);
if (string.IsNullOrWhiteSpace(queryString))
{
return(new List <DocumentSearchResult>());
}
var results = _searchProvider.Query <DocumentSearchResult>(queryString.Trim(), start, takeSize);
if (!string.IsNullOrWhiteSpace(userId) && !string.IsNullOrWhiteSpace(depId))
{
results = results.FindAll(f => f.CreateUserId == userId || (f.DepId == depId && f.Visible == (int)Visible.Dep) ||
f.Visible == (int)Visible.Public);
}
if (!string.IsNullOrWhiteSpace(documentType))
{
results = results.FindAll(f => f.DocumentType == documentType);
}
foreach (var result in results)
{
result.Name = SplitContent.HightLightTitle(queryString, result.Name);
result.Content = SplitContent.HightLight(queryString, result.Content);
}
return(results);
}
public ActionResult Search(string searchText, string onlySearchMine, int?page)
{
int pageSize = PAGE_SIZE;
int pageNumber = page ?? 1;
ViewBag.CurrentFilter = searchText;
ViewBag.IsOnlySearchMine = onlySearchMine != null && onlySearchMine.Equals("on", StringComparison.InvariantCultureIgnoreCase);
if (!String.IsNullOrWhiteSpace(searchText))
{
bool isOnlySearchMine = ViewBag.IsOnlySearchMine;
var result = docMgr.Search(searchText, UserId, isOnlySearchMine);
if (result != null && result.Count > 0)
{
foreach (var r in result)
{
r.title = SplitContent.HightLight(searchText, r.title);
r.content = SplitContent.HightLight(searchText, r.content != null ? r.content.StripHTML() : "");
r.category = SplitContent.HightLight(searchText, r.category);
}
return(View(result.ToPagedList(pageNumber, pageSize)));
}
}
return(View());
}
private void SearchFromIndexData(string searchkey)
{
string indexPath = Context.Server.MapPath("~/IndexData");
FSDirectory directory = FSDirectory.Open(new DirectoryInfo(indexPath), new NoLockFactory());
IndexReader reader = IndexReader.Open(directory, true);
IndexSearcher searcher = new IndexSearcher(reader);
//搜索条件
PhraseQuery query = new PhraseQuery();
//把用户输入的关键字进行分词
foreach (string word in SplitContent.SplitWords(searchkey))
{
query.Add(new Term("TITLE", word));
}
//query.Add(new Term("content", "C#"));//多个查询条件时 为且的关系
query.SetSlop(100); //指定关键词相隔最大距离
//TopScoreDocCollector盛放查询结果的容器
TopScoreDocCollector collector = TopScoreDocCollector.create(1000, true);
searcher.Search(query, null, collector); //根据query查询条件进行查询，查询结果放入collector容器
//TopDocs 指定0到GetTotalHits() 即所有查询结果中的文档 如果TopDocs(20,10)则意味着获取第20-30之间文档内容 达到分页的效果
ScoreDoc[] docs = collector.TopDocs(0, collector.GetTotalHits()).scoreDocs; //collector.GetTotalHits()
//展示数据实体对象集合
for (int i = 0; i < docs.Length; i++)
{
int docID = docs[i].doc; //得到查询结果文档的ID（Lucene内部分配的ID）
Document doc = searcher.Doc(docID); //根据文档ID来获得文档对象Document
SUC_NEWS mod = new SUC_NEWS();
mod.TITLE = SplitContent.HightLight(searchkey, doc.Get("TITLE"));
mod.TITLE = string.IsNullOrEmpty(mod.TITLE) ? doc.Get("TITLE") : mod.TITLE;
//book.ContentDESCRPTION = doc.Get("content");//未使用高亮
//搜索关键字高亮显示 使用盘古提供高亮插件
mod.CONTENT = SplitContent.HightLight(searchkey, doc.Get("CONTENT"));
mod.CONTENT = string.IsNullOrEmpty(mod.CONTENT) ? doc.Get("CONTENT") : mod.CONTENT;
mod.CONTENT = mod.CONTENT.Replace("<b>", "");
mod.ID = Convert.ToInt32(doc.Get("ID"));
mod.pandaWebUrl = doc.Get("URL");
modResult.Add(mod);
}
}
public ActionResult SearchByCategory(string category, bool byOwner, int?page)
{
ViewBag.CurrentFilter = category;
if (!String.IsNullOrWhiteSpace(category))
{
int pageSize = PAGE_SIZE;
int pageNumber = page ?? 1;
var result = docMgr.SearchByCategory(category, byOwner ? UserId : "");
foreach (var r in result)
{
r.title = r.title;
r.content = r.content.StripHTML().GetShortDesc();
r.category = SplitContent.HightLight(category, r.category);
}
return(View("Search", result.ToPagedList(pageNumber, pageSize)));
}
return(View("Search"));
}
public ActionResult SearchBook(string searchText)
{
ViewBag.CurrentFilter = searchText;
if (!String.IsNullOrWhiteSpace(searchText))
{
var result = docMgr.SearchBook(searchText, UserId);
if (result != null && result.Count > 0)
{
foreach (var r in result)
{
r.name = SplitContent.HightLight(searchText, r.name);
r.description = SplitContent.HightLight(searchText, r.description.StripHTML());
r.category = SplitContent.HightLight(searchText, r.category);
}
return(View(result));
}
}
return(View());
}