private Tuple <int, IList <SearchResult> > GetResults(SearchQuery searchQuery)
{
Requires.NotNull("Query", searchQuery);
Requires.PropertyNotEqualTo("searchQuery", "SearchTypeIds", searchQuery.SearchTypeIds.Count(), 0);
if ((searchQuery.ModuleId > 0) && (searchQuery.SearchTypeIds.Count() > 1 || !searchQuery.SearchTypeIds.Contains(_moduleSearchTypeId)))
{
throw new ArgumentException(Localization.Localization.GetExceptionMessage("ModuleIdMustHaveSearchTypeIdForModule", "ModuleId based search must have SearchTypeId for a module only"));
}
if (searchQuery.SortField == SortFields.CustomStringField || searchQuery.SortField == SortFields.CustomNumericField ||
searchQuery.SortField == SortFields.NumericKey || searchQuery.SortField == SortFields.Keyword)
{
Requires.NotNullOrEmpty("CustomSortField", searchQuery.CustomSortField);
}
var query = new BooleanQuery();
if (!string.IsNullOrEmpty(searchQuery.KeyWords))
{
try
{
var allowLeadingWildcard = HostController.Instance.GetString("Search_AllowLeadingWildcard", "N") == "Y" || searchQuery.AllowLeadingWildcard;
var keywords = SearchHelper.Instance.RephraseSearchText(searchQuery.KeyWords, searchQuery.WildCardSearch, allowLeadingWildcard);
// don't use stemming analyzer for exact matches or non-analyzed fields (e.g. Tags)
var analyzer = LuceneController.Instance.GetCustomAnalyzer() ?? new SearchQueryAnalyzer(true);
var nonStemmerAnalyzer = new SearchQueryAnalyzer(false);
var keywordQuery = new BooleanQuery();
foreach (var fieldToSearch in Constants.KeyWordSearchFields)
{
var parserContent = new QueryParser(Constants.LuceneVersion, fieldToSearch,
fieldToSearch == Constants.Tag ? nonStemmerAnalyzer : analyzer);
parserContent.AllowLeadingWildcard = allowLeadingWildcard;
var parsedQueryContent = parserContent.Parse(keywords);
keywordQuery.Add(parsedQueryContent, Occur.SHOULD);
}
query.Add(keywordQuery, Occur.MUST);
}
catch (Exception)
{
foreach (var word in searchQuery.KeyWords.Split(' '))
{
query.Add(new TermQuery(new Term(Constants.ContentTag, word.ToLowerInvariant())), Occur.SHOULD);
}
}
}
var portalIdQuery = new BooleanQuery();
foreach (var portalId in searchQuery.PortalIds)
{
portalIdQuery.Add(NumericRangeQuery.NewIntRange(Constants.PortalIdTag, portalId, portalId, true, true), Occur.SHOULD);
}
if (searchQuery.PortalIds.Any())
{
query.Add(portalIdQuery, Occur.MUST);
}
ApplySearchTypeIdFilter(query, searchQuery);
if (searchQuery.BeginModifiedTimeUtc > DateTime.MinValue && searchQuery.EndModifiedTimeUtc >= searchQuery.BeginModifiedTimeUtc)
{
query.Add(NumericRangeQuery.NewLongRange(Constants.ModifiedTimeTag, long.Parse(searchQuery.BeginModifiedTimeUtc.ToString(Constants.DateTimeFormat)), long.Parse(searchQuery.EndModifiedTimeUtc.ToString(Constants.DateTimeFormat)), true, true), Occur.MUST);
}
if (searchQuery.RoleId > 0)
{
query.Add(NumericRangeQuery.NewIntRange(Constants.RoleIdTag, searchQuery.RoleId, searchQuery.RoleId, true, true), Occur.MUST);
}
foreach (var tag in searchQuery.Tags)
{
var text = tag.ToLowerInvariant();
if (HtmlUtils.ContainsEntity(text))
{
text = System.Net.WebUtility.HtmlDecode(text);
}
query.Add(new TermQuery(new Term(Constants.Tag, text)), Occur.MUST);
}
foreach (var kvp in searchQuery.CustomKeywords)
{
query.Add(new TermQuery(new Term(
SearchHelper.Instance.StripTagsNoAttributes(Constants.KeywordsPrefixTag + kvp.Key, true), kvp.Value)), Occur.MUST);
}
foreach (var kvp in searchQuery.NumericKeys)
{
query.Add(NumericRangeQuery.NewIntRange(Constants.NumericKeyPrefixTag + kvp.Key, kvp.Value, kvp.Value, true, true), Occur.MUST);
}
if (!string.IsNullOrEmpty(searchQuery.CultureCode))
{
var localeQuery = new BooleanQuery();
var languageId = Localization.Localization.GetCultureLanguageID(searchQuery.CultureCode);
localeQuery.Add(NumericRangeQuery.NewIntRange(Constants.LocaleTag, languageId, languageId, true, true), Occur.SHOULD);
localeQuery.Add(NumericRangeQuery.NewIntRange(Constants.LocaleTag, Null.NullInteger, Null.NullInteger, true, true), Occur.SHOULD);
query.Add(localeQuery, Occur.MUST);
}
var luceneQuery = new LuceneQuery
{
Query = query,
Sort = GetSort(searchQuery),
PageIndex = searchQuery.PageIndex,
PageSize = searchQuery.PageSize,
TitleSnippetLength = searchQuery.TitleSnippetLength,
BodySnippetLength = searchQuery.BodySnippetLength
};
return(GetSecurityTrimmedResults(searchQuery, luceneQuery));
}
private Tuple <int, IList <SearchResult> > GetResults(SearchQuery searchQuery)
{
Requires.NotNull("Query", searchQuery);
Requires.PropertyNotEqualTo("searchQuery", "SearchTypeIds", searchQuery.SearchTypeIds.Count(), 0);
if ((searchQuery.ModuleId > 0) && (searchQuery.SearchTypeIds.Count() > 1 || !searchQuery.SearchTypeIds.Contains(_moduleSearchTypeId)))
{
throw new ArgumentException("ModuleId based search must have SearchTypeId for a module only");
}
//TODO - Explore Slop factor for Phrase query
var query = new BooleanQuery();
if (!string.IsNullOrEmpty(searchQuery.KeyWords))
{
try
{
var keywords = SearchHelper.Instance.RephraseSearchText(searchQuery.KeyWords, searchQuery.WildCardSearch);
// don't use stemming analyzer for exact matches or non-analyzed fields (e.g. Tags)
var analyzer = new SearchQueryAnalyzer(true);
var nonStemmerAnalyzer = new SearchQueryAnalyzer(false);
var keywordQuery = new BooleanQuery();
foreach (var fieldToSearch in Constants.KeyWordSearchFields)
{
var parserContent = new QueryParser(Constants.LuceneVersion, fieldToSearch,
fieldToSearch == Constants.Tag ? nonStemmerAnalyzer : analyzer);
var parsedQueryContent = parserContent.Parse(keywords);
keywordQuery.Add(parsedQueryContent, Occur.SHOULD);
}
query.Add(keywordQuery, Occur.MUST);
}
catch (Exception)
{
foreach (var word in searchQuery.KeyWords.Split(' '))
{
query.Add(new TermQuery(new Term(Constants.ContentTag, word.ToLower())), Occur.SHOULD);
}
}
}
var portalIdQuery = new BooleanQuery();
foreach (var portalId in searchQuery.PortalIds)
{
portalIdQuery.Add(NumericRangeQuery.NewIntRange(Constants.PortalIdTag, portalId, portalId, true, true), Occur.SHOULD);
}
if (searchQuery.PortalIds.Any())
{
query.Add(portalIdQuery, Occur.MUST);
}
ApplySearchTypeIdFilter(query, searchQuery);
if (searchQuery.BeginModifiedTimeUtc > DateTime.MinValue && searchQuery.EndModifiedTimeUtc >= searchQuery.BeginModifiedTimeUtc)
{
query.Add(NumericRangeQuery.NewLongRange(Constants.ModifiedTimeTag, long.Parse(searchQuery.BeginModifiedTimeUtc.ToString(Constants.DateTimeFormat)), long.Parse(searchQuery.EndModifiedTimeUtc.ToString(Constants.DateTimeFormat)), true, true), Occur.MUST);
}
if (searchQuery.RoleId > 0)
{
query.Add(NumericRangeQuery.NewIntRange(Constants.RoleIdTag, searchQuery.RoleId, searchQuery.RoleId, true, true), Occur.MUST);
}
foreach (var tag in searchQuery.Tags)
{
query.Add(new TermQuery(new Term(Constants.Tag, tag.ToLower())), Occur.MUST);
}
if (!string.IsNullOrEmpty(searchQuery.CultureCode))
{
var localeQuery = new BooleanQuery();
var languageId = Localization.Localization.GetCultureLanguageID(searchQuery.CultureCode);
localeQuery.Add(NumericRangeQuery.NewIntRange(Constants.LocaleTag, languageId, languageId, true, true), Occur.SHOULD);
localeQuery.Add(NumericRangeQuery.NewIntRange(Constants.LocaleTag, Null.NullInteger, Null.NullInteger, true, true), Occur.SHOULD);
query.Add(localeQuery, Occur.MUST);
}
var sort = Sort.RELEVANCE;
if (searchQuery.SortField == SortFields.LastModified)
{
sort = new Sort(new SortField(Constants.ModifiedTimeTag, SortField.LONG, true));
}
var luceneQuery = new LuceneQuery
{
Query = query,
Sort = sort,
PageIndex = searchQuery.PageIndex,
PageSize = searchQuery.PageSize,
TitleSnippetLength = searchQuery.TitleSnippetLength,
BodySnippetLength = searchQuery.BodySnippetLength
};
return(GetSecurityTrimmedResults(searchQuery, luceneQuery));
}
