/// <summary>
/// 根据用户搜索查询条件构建Lucene查询条件
/// </summary>
/// <param name="userQuery"></param>
/// <returns></returns>
private LuceneSearchBuilder BuildLuceneSearchBuilder(UserFullTextQuery userQuery)
{
LuceneSearchBuilder searchBuilder = new LuceneSearchBuilder();
//搜索词匹配范围
Dictionary<string, BoostLevel> fieldNameAndBoosts = new Dictionary<string, BoostLevel>();
switch (userQuery.SearchRange)
{
case UserSearchRange.NAME:
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
break;
case UserSearchRange.TAG:
searchBuilder.WithPhrase(UserIndexDocument.TagName, userQuery.Keyword, BoostLevel.Hight, false);
break;
case UserSearchRange.SCHOOL:
searchBuilder.WithPhrase(UserIndexDocument.School, userQuery.Keyword, BoostLevel.Hight, false);
break;
case UserSearchRange.COMPANY:
searchBuilder.WithPhrase(UserIndexDocument.CompanyName, userQuery.Keyword, BoostLevel.Hight, false);
break;
case UserSearchRange.NOWAREACODE:
if (!string.IsNullOrEmpty(userQuery.Keyword))
{
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.TagName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.School, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.CompanyName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
}
if (!string.IsNullOrEmpty(userQuery.NowAreaCode))
searchBuilder.WithField(UserIndexDocument.NowAreaCode, userQuery.NowAreaCode.TrimEnd('0'), false, BoostLevel.Hight, false);
else
searchBuilder.WithFields(UserIndexDocument.NowAreaCode, new string[] { "1", "2", "3" }, false, BoostLevel.Hight, false);
break;
case UserSearchRange.HOMEAREACODE:
if (!string.IsNullOrEmpty(userQuery.Keyword))
{
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.TagName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.School, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.CompanyName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
}
if (!string.IsNullOrEmpty(userQuery.HomeAreaCode))
searchBuilder.WithField(UserIndexDocument.HomeAreaCode, userQuery.HomeAreaCode.TrimEnd('0'), false, BoostLevel.Hight, false);
else
searchBuilder.WithFields(UserIndexDocument.HomeAreaCode, new string[] { "1", "2", "3" }, false, BoostLevel.Hight, false);
break;
case UserSearchRange.Gender:
if (!string.IsNullOrEmpty(userQuery.Keyword))
{
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.TagName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.School, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.CompanyName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
}
searchBuilder.WithField(UserIndexDocument.Gender, ((int)userQuery.Gender).ToString(), false, BoostLevel.Hight, false);
break;
case UserSearchRange.Age:
if (!string.IsNullOrEmpty(userQuery.Keyword))
{
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.TagName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.School, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.CompanyName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
}
if (userQuery.AgeMin > userQuery.AgeMax)
{
int temp = userQuery.AgeMin;
userQuery.AgeMin = userQuery.AgeMax;
userQuery.AgeMax = temp;
}
if (userQuery.AgeMin < 0)
{
userQuery.AgeMin = 0;
}
if (userQuery.AgeMax > 200)
{
userQuery.AgeMin = 200;
}
string yearMax = (DateTime.Now.Year - userQuery.AgeMin).ToString().PadLeft(3, '0');
string yearMin = (DateTime.Now.Year - userQuery.AgeMax).ToString().PadLeft(3, '0');
searchBuilder.WithinRange(UserIndexDocument.BirthdayYear, yearMin, yearMax, false);
break;
default:
fieldNameAndBoosts.Add(UserIndexDocument.TrueName, BoostLevel.Hight);
fieldNameAndBoosts.Add(UserIndexDocument.PinyinName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.NickName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.UserName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.TagName, BoostLevel.Medium);
fieldNameAndBoosts.Add(UserIndexDocument.School, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.CompanyName, BoostLevel.Low);
fieldNameAndBoosts.Add(UserIndexDocument.ShortPinyinName, BoostLevel.Low);
searchBuilder.WithPhrases(fieldNameAndBoosts, userQuery.Keyword, BooleanClause.Occur.SHOULD, false);
break;
}
//所在地区过滤
if (!string.IsNullOrWhiteSpace(userQuery.NowAreaCode) && userQuery.SearchRange != UserSearchRange.NOWAREACODE)
{
searchBuilder.WithField(UserIndexDocument.NowAreaCode, userQuery.NowAreaCode.TrimEnd('0'), false, BoostLevel.Hight, true);
}
//家乡地区过滤
if (!string.IsNullOrWhiteSpace(userQuery.HomeAreaCode) && userQuery.SearchRange != UserSearchRange.HOMEAREACODE)
{
searchBuilder.WithField(UserIndexDocument.HomeAreaCode, userQuery.HomeAreaCode.TrimEnd('0'), false, BoostLevel.Hight, true);
}
//性别过滤
if (userQuery.Gender != GenderType.NotSet)
{
searchBuilder.WithField(UserIndexDocument.Gender, ((int)userQuery.Gender).ToString(), true, BoostLevel.Hight, true);
}
//年龄过滤
if (userQuery.AgeMin > 0 || userQuery.AgeMax > 0)
{
if (userQuery.AgeMin > userQuery.AgeMax)
{
int temp = userQuery.AgeMin;
userQuery.AgeMin = userQuery.AgeMax;
userQuery.AgeMax = temp;
}
if (userQuery.AgeMin < 0)
{
userQuery.AgeMin = 0;
}
if (userQuery.AgeMax > 200)
{
userQuery.AgeMin = 200;
}
string yearMax = (DateTime.Now.Year - userQuery.AgeMin).ToString().PadLeft(3, '0');
string yearMin = (DateTime.Now.Year - userQuery.AgeMax).ToString().PadLeft(3, '0');
searchBuilder.WithinRange(UserIndexDocument.BirthdayYear, yearMin, yearMax, true);
}
//按最后活动时间倒排序
searchBuilder.SortByString(UserIndexDocument.LastActivityTime, true);
return searchBuilder;
}
/// <summary>
/// 根据帖吧搜索查询条件构建Lucene查询条件
/// </summary>
/// <param name="Query">搜索条件</param>
/// <param name="interestGroup">是否是查询可能感兴趣的群组</param>
/// <returns></returns>
private LuceneSearchBuilder BuildLuceneSearchBuilder(GroupFullTextQuery groupQuery, bool interestGroup = false)
{
LuceneSearchBuilder searchBuilder = new LuceneSearchBuilder();
Dictionary<string, BoostLevel> fieldNameAndBoosts = new Dictionary<string, BoostLevel>();
//关键字为空就是在搜地区时关键字为空
if (groupQuery.KeywordIsNull)
{
if (!string.IsNullOrEmpty(groupQuery.NowAreaCode))
searchBuilder.WithField(GroupIndexDocument.AreaCode, groupQuery.NowAreaCode.TrimEnd('0'), false, BoostLevel.Hight, false);
else
searchBuilder.WithFields(GroupIndexDocument.AreaCode, new string[] { "1", "2", "3" }, false, BoostLevel.Hight, false);
}
if (!string.IsNullOrEmpty(groupQuery.Keyword))
{
//范围
switch (groupQuery.Range)
{
case GroupSearchRange.GROUPNAME:
searchBuilder.WithPhrase(GroupIndexDocument.GroupName, groupQuery.Keyword, BoostLevel.Hight, false);
break;
case GroupSearchRange.DESCRIPTION:
searchBuilder.WithPhrase(GroupIndexDocument.Description, groupQuery.Keyword, BoostLevel.Hight, false);
break;
case GroupSearchRange.TAG:
searchBuilder.WithPhrase(GroupIndexDocument.Tag, groupQuery.Keyword, BoostLevel.Hight, false);
break;
case GroupSearchRange.CATEGORYNAME:
searchBuilder.WithPhrase(GroupIndexDocument.CategoryName, groupQuery.Keyword, BoostLevel.Hight, false);
break;
default:
fieldNameAndBoosts.Add(GroupIndexDocument.GroupName, BoostLevel.Hight);
fieldNameAndBoosts.Add(GroupIndexDocument.Description, BoostLevel.Medium);
fieldNameAndBoosts.Add(GroupIndexDocument.Tag, BoostLevel.Medium);
fieldNameAndBoosts.Add(GroupIndexDocument.CategoryName, BoostLevel.Medium);
searchBuilder.WithPhrases(fieldNameAndBoosts, groupQuery.Keyword, BooleanClause.Occur.SHOULD, false);
break;
}
}
//根据标签搜索可能感兴趣的群组
if (interestGroup)
{
searchBuilder.WithPhrases(GroupIndexDocument.Tag, groupQuery.Tags, BoostLevel.Hight, false);
searchBuilder.NotWithFields(GroupIndexDocument.GroupId, groupQuery.GroupIds);
}
//筛选
//某地区
if (!string.IsNullOrEmpty(groupQuery.NowAreaCode))
{
searchBuilder.WithField(GroupIndexDocument.AreaCode, groupQuery.NowAreaCode.TrimEnd('0'), false, BoostLevel.Hight, true);
}
//某分类
if (groupQuery.CategoryId != 0)
{
//fixed by wanf:发现群组已经不再用全文检索了
CategoryService categoryService = new CategoryService();
IEnumerable<Category> categories = categoryService.GetDescendants(groupQuery.CategoryId);
List<string> categoryIds = new List<string> { groupQuery.CategoryId.ToString() };
if (categories != null && categories.Count() > 0)
{
categoryIds.AddRange(categories.Select(n => n.CategoryId.ToString()));
}
searchBuilder.WithFields(GroupIndexDocument.CategoryId, categoryIds, true, BoostLevel.Hight, true);
}
//公开的群组
searchBuilder.WithField(GroupIndexDocument.IsPublic, "1", true, BoostLevel.Hight, true);
//过滤可以显示的群组
switch (publiclyAuditStatus)
{
case PubliclyAuditStatus.Again:
case PubliclyAuditStatus.Fail:
case PubliclyAuditStatus.Pending:
case PubliclyAuditStatus.Success:
searchBuilder.WithField(GroupIndexDocument.AuditStatus, ((int)publiclyAuditStatus).ToString(), true, BoostLevel.Hight, true);
break;
case PubliclyAuditStatus.Again_GreaterThanOrEqual:
case PubliclyAuditStatus.Pending_GreaterThanOrEqual:
searchBuilder.WithinRange(GroupIndexDocument.AuditStatus, ((int)publiclyAuditStatus).ToString(), ((int)PubliclyAuditStatus.Success).ToString(), true);
break;
}
if (groupQuery.sortBy.HasValue)
{
switch (groupQuery.sortBy.Value)
{
case SortBy_Group.DateCreated_Desc:
searchBuilder.SortByString(GroupIndexDocument.DateCreated, true);
break;
case SortBy_Group.MemberCount_Desc:
searchBuilder.SortByString(GroupIndexDocument.MemberCount, true);
break;
case SortBy_Group.GrowthValue_Desc:
searchBuilder.SortByString(GroupIndexDocument.GrowthValue, true);
break;
}
}
else
{
//时间倒序排序
searchBuilder.SortByString(GroupIndexDocument.DateCreated, true);
}
return searchBuilder;
}
/// <summary>
/// 根据微博搜索查询条件构建Lucene查询条件
/// </summary>
/// <param name="userQuery"></param>
/// <returns></returns>
private LuceneSearchBuilder BuildLuceneSearchBuilder(MicroblogFullTextQuery microblogQuery)
{
LuceneSearchBuilder searchBuilder = new LuceneSearchBuilder();
//微博搜索词匹配范围
string fieldName = null;
switch (microblogQuery.SearchRange)
{
case MicroblogSearchRange.TOPIC:
fieldName = MicroblogIndexDocument.Topic;
break;
default:
fieldName = MicroblogIndexDocument.Body;
break;
}
if (microblogQuery.Keywords != null && microblogQuery.Keywords.Count() != 0)
{
//是否模糊查询
if (microblogQuery.IsFuzzy)
{
searchBuilder.WithPhrases(fieldName, microblogQuery.Keywords, BoostLevel.Hight, false);
}
else
{
searchBuilder.WithFields(fieldName, microblogQuery.Keywords, true, BoostLevel.Hight, false);
}
}
else
{
searchBuilder.WithPhrase(fieldName, microblogQuery.Keyword, BoostLevel.Hight);
}
//微博搜索条件过滤
switch (microblogQuery.SearchTerm)
{
case MicroblogSearchTerm.ISORIGINALITY:
searchBuilder.WithField(MicroblogIndexDocument.IsOriginality, 1, true, BoostLevel.Hight, true);
break;
case MicroblogSearchTerm.HASPHOTO:
searchBuilder.WithField(MicroblogIndexDocument.HasPhoto, 1, true, BoostLevel.Hight, true);
break;
case MicroblogSearchTerm.HASMUSIC:
searchBuilder.WithField(MicroblogIndexDocument.HasMusic, 1, true, BoostLevel.Hight, true);
break;
case MicroblogSearchTerm.HASVIDEO:
searchBuilder.WithField(MicroblogIndexDocument.HasVideo, 1, true, BoostLevel.Hight, true);
break;
default:
break;
}
////筛选租户类型
//if (!string.IsNullOrEmpty(microblogQuery.TenantTypeId))
//{
// searchBuilder.WithField(MicroblogIndexDocument.TenantTypeId, microblogQuery.TenantTypeId, true, BoostLevel.Hight, true);
//}
if (!microblogQuery.IsGroup)
{
searchBuilder.NotWithField(MicroblogIndexDocument.TenantTypeId, TenantTypeIds.Instance().Group());
}
//微博排序
searchBuilder.SortByString(MicroblogIndexDocument.DateCreated, true);
return searchBuilder;
}
