/// <summary>
/// 资讯增量索引
/// </summary>
private void ContentItem_After(ContentItem cms, CommonEventArgs eventArgs)
{
if (cms == null)
{
return;
}
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
//添加索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Create())
{
cmsSearcher.Insert(cms);
}
//删除索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Delete())
{
cmsSearcher.Delete(cms.ContentItemId);
}
//更新索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Update() || eventArgs.EventOperationType == EventOperationType.Instance().Approved() || eventArgs.EventOperationType == EventOperationType.Instance().Disapproved())
{
cmsSearcher.Update(cms);
}
}
/// <summary>
/// 资讯增量索引
/// </summary>
private void ContentItem_After(ContentItem cms, CommonEventArgs eventArgs)
{
if (cms == null)
{
return;
}
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
//添加索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Create())
{
cmsSearcher.Insert(cms);
}
//删除索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Delete())
{
cmsSearcher.Delete(cms.ContentItemId);
}
//更新索引
if (eventArgs.EventOperationType == EventOperationType.Instance().Update() || eventArgs.EventOperationType == EventOperationType.Instance().Approved() || eventArgs.EventOperationType == EventOperationType.Instance().Disapproved())
{
cmsSearcher.Update(cms);
}
}
/// <summary>
/// 资讯搜索自动完成
/// </summary>
public JsonResult SearchAutoComplete(string keyword, int topNumber)
{
//调用搜索器进行搜索
CmsSearcher cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
IEnumerable <string> terms = cmsSearcher.AutoCompleteSearch(keyword, topNumber);
var jsonResult = Json(terms.Select(t => new { tagName = t, tagNameWithHighlight = SearchEngine.Highlight(keyword, string.Join("", t.Take(34)), 100) }), JsonRequestBehavior.AllowGet);
return(jsonResult);
}
/// <summary>
/// 资讯全局搜索
/// </summary>
public ActionResult _GlobalSearch(CmsFullTextQuery query, int topNumber)
{
query.PageSize = topNumber;//每页记录数
query.PageIndex = 1;
//调用搜索器进行搜索
CmsSearcher cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
PagingDataSet <ContentItem> cmsThreads = cmsSearcher.Search(query);
return(PartialView(cmsThreads));
}
/// <summary>
/// 为资讯添加标签时触发
/// </summary>
private void AddTagsToCms_BatchAfter(IEnumerable<string> senders, TagEventArgs eventArgs)
{
if (eventArgs.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
long cmsThreadId = eventArgs.ItemId;
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.Get(cmsThreadId));
}
}
private void DeleteItemInTags(ItemInTag sender, CommonEventArgs eventArgs)
{
if (sender.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
long barThreadId = sender.ItemId;
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.Get(barThreadId));
}
}
/// <summary>
/// 为资讯添加标签时触发
/// </summary>
private void AddTagsToCms_BatchAfter(IEnumerable <string> senders, TagEventArgs eventArgs)
{
if (eventArgs.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
long cmsThreadId = eventArgs.ItemId;
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.Get(cmsThreadId));
}
}
/// <summary>
/// 资讯快捷搜索
/// </summary>
public ActionResult _QuickSearch(CmsFullTextQuery query, int topNumber)
{
query.PageSize = topNumber;//每页记录数
query.PageIndex = 1;
query.Range = CmsSearchRange.TITLE;
query.Keyword = Server.UrlDecode(query.Keyword);
//调用搜索器进行搜索
CmsSearcher cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
PagingDataSet <ContentItem> cmsThreads = cmsSearcher.Search(query);
return(PartialView(cmsThreads));
}
/// <summary>
/// 删除和更新标签时触发
/// </summary>
private void DeleteUpdateTags_Before(Tag sender, CommonEventArgs eventArgs)
{
if (sender.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
if (eventArgs.EventOperationType == EventOperationType.Instance().Delete() || eventArgs.EventOperationType == EventOperationType.Instance().Update())
{
//根据标签获取所有使用该标签的(内容项)资讯
IEnumerable <long> cmsThreadIds = tagService.GetItemIds(sender.TagName, null);
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.GetContentItems(cmsThreadIds));
}
}
}
/// <summary>
/// 资讯搜索
/// </summary>
public ActionResult Search(CmsFullTextQuery query)
{
query.Keyword = WebUtility.UrlDecode(query.Keyword);
query.PageSize = 20;//每页记录数
//调用搜索器进行搜索
CmsSearcher cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
PagingDataSet <ContentItem> contentItems = cmsSearcher.Search(query);
//添加到用户搜索历史
IUser CurrentUser = UserContext.CurrentUser;
if (CurrentUser != null)
{
if (!string.IsNullOrWhiteSpace(query.Keyword))
{
SearchHistoryService searchHistoryService = new SearchHistoryService();
searchHistoryService.SearchTerm(CurrentUser.UserId, CmsSearcher.CODE, query.Keyword);
}
}
//添加到热词
if (!string.IsNullOrWhiteSpace(query.Keyword))
{
SearchedTermService searchedTermService = new SearchedTermService();
searchedTermService.SearchTerm(CmsSearcher.CODE, query.Keyword);
}
//设置页面Meta
if (string.IsNullOrWhiteSpace(query.Keyword))
{
pageResourceManager.InsertTitlePart("资讯搜索");//设置页面Title
}
else
{
pageResourceManager.InsertTitlePart(query.Keyword + "的相关资讯");//设置页面Title
}
return(View(contentItems));
}
private void DeleteItemInTags(ItemInTag sender, CommonEventArgs eventArgs)
{
if (sender.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
long barThreadId = sender.ItemId;
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.Get(barThreadId));
}
}
/// <summary>
/// 删除和更新标签时触发
/// </summary>
private void DeleteUpdateTags_Before(Tag sender, CommonEventArgs eventArgs)
{
if (sender.TenantTypeId == TenantTypeIds.Instance().ContentItem())
{
if (eventArgs.EventOperationType == EventOperationType.Instance().Delete() || eventArgs.EventOperationType == EventOperationType.Instance().Update())
{
//根据标签获取所有使用该标签的(内容项)资讯
IEnumerable<long> cmsThreadIds = tagService.GetItemIds(sender.TagName, null);
if (cmsSearcher == null)
{
cmsSearcher = (CmsSearcher)SearcherFactory.GetSearcher(CmsSearcher.CODE);
}
cmsSearcher.Update(contentItemService.GetContentItems(cmsThreadIds));
}
}
}
