private IRavenQueryable <Apps_Search2.Result> BoostMethod(IRavenQueryable <Apps_Search2.Result> q)
{
var boosted = DocumentSession.Load <BoostedResults>("options/boostedResults");
if (boosted != null)
{
// Boost by developer
if (boosted.Developers.Any())
{
var boostDevelopersQuery = "* " +
string.Join(" ",
boosted.Developers.Select(
x => "\"" + x.Criteria + "\"^" + x.Value));
q = q.Search(x => x.Developer, boostDevelopersQuery, 1, SearchOptions.And,
EscapeQueryOptions.RawQuery);
}
// Boost by language
if (boosted.Languages.Any())
{
var boostedLanguagesQuery = "* " +
string.Join(" ",
boosted.Languages.Select(
x => "\"" + x.Criteria + "\"^" + x.Value));
q = q.Search(x => x.Language, boostedLanguagesQuery, 1, SearchOptions.And,
EscapeQueryOptions.RawQuery);
}
// Boost by specific apps
if (boosted.Apps.Any())
{
var boostedAppsQuery = "* " +
string.Join(" ",
boosted.Apps.Select(x => "\"" + x.Criteria + "\"^" + x.Value));
q = q.Search(x => x.AppId, boostedAppsQuery, 1, SearchOptions.And, EscapeQueryOptions.RawQuery);
}
}
return(q);
}
public virtual async Task <IRavenQueryable <M> > Init(IRavenQueryable <M> query, PagedFilter filter, string favKey)
{
Favs = await Session.Query <FavMaster, FavFanIndex>()
.Where(c => c.UserId == CurrentUser.Id && c.FilterKey == favKey).ToListAsync();
if (filter.FavouriteRestrict)
{
query = query.Where(c => c.Id.In(Favs.Select(f => f.Id)));
}
if (!string.IsNullOrEmpty(filter.Search))
{
query = query.Search(c => c.Searchable, $"*{filter.Search}*", options: SearchOptions.And);
}
return(query);
}
public static IRavenQueryable <T> QueryMultipleWords <T>(this IRavenQueryable <T> query, Expression <Func <T, object> > fieldSelector, string queryString,
SearchOptions options = SearchOptions.And)
{
if (string.IsNullOrWhiteSpace(queryString))
{
return(query);
}
queryString = queryString.Trim().Replace(" ", "* AND ").Replace(",", "* AND ");
if (!queryString.EndsWith("*"))
{
queryString = queryString + "*";
}
var result = query.Search(fieldSelector, queryString, options: options, escapeQueryOptions: EscapeQueryOptions.AllowAllWildcards);
return(result);
}
protected IRavenQueryable <T> ApplySearch <T>(IRavenQueryable <T> query, Expression <Func <T, object?> > fieldExpression, string?search)
{
if (string.IsNullOrWhiteSpace(search))
{
return(query);
}
search = search.Trim();
// Generate a search string for just beginning of the words.
// E.g. "David Smith-Lowe" becomes "David* Smith-Lowe*"
string searchWildCards = Regex.Replace(search + " ", @"[\s,;:""{}[]|\\/`~!@#$%^&*()_=\+]+", "* ").Trim();
IsSearchResult = true;
// boost exact matches more so they are displayed first
return(query
.Search(fieldExpression, search.ToLower(), boost: 1000M)
.Search(fieldExpression, searchWildCards.ToLower(), boost: 800M));
}
