/// <summary>
/// "multi relevance" search does the following... roughly
/// The index is searched for, in order of decreasing relevance
/// 1) the exact phrase entered in any of the title properties
/// 2) any of the terms entered in any of the title properties
/// 3) a fuzzy match for any of the terms entered in any of the title properties
/// 4) the exact phrase entered in any of the body properties
/// 5) any of the terms entered in any of the body properties
/// 6) a fuzzy match for any of the terms entered in any of the body properties
/// </summary>
/// <returns></returns>
public ISearchResults ResultsMultiRelevance()
{
var query = new StringBuilder();
// We formulate the query differently depending on the input.
if (Parameters.SearchTerm.Contains('"'))
{
// If the user has entered double quotes we don't bother
// searching for the full string
query.Append(QueryAllPropertiesOr(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1));
}
else if (!Parameters.SearchTerm.Contains('"') && !Parameters.SearchTerm.Contains(' '))
{
// if there's no spaces or quotes we don't need to get the quoted term and boost it
query.Append(QueryAllPropertiesOr(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1));
}
else
{
// otherwise we search first for the entire query in quotes,
// then for each term in the query OR'd together.
query.AppendFormat("({0} OR {1})",
QueryAllPropertiesOr(SearchUtilities.GetSearchTermQuoted(Parameters.SearchTerm), 2)
, QueryAllPropertiesOr(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1)
);
}
var wrappedQuery = WrapQuery(query);
var result = ExecuteSearch(wrappedQuery);
return(result);
}
/// <summary>
/// Execute a search requiring all terms in the query to be present, not necessarily in
/// the order entered, though that will boost the relevance. Pretty much the same
/// as SearchMultiRelevance, except terms are AND'd rather than OR'd
/// </summary>
/// <returns></returns>
public ISearchResults ResultsMultiAnd()
{
var query = new StringBuilder();
if (Parameters.SearchTerm.Contains('"'))
{
// If the user has entered double quotes we don't bother
// searching for the full string
query.Append(QueryAllPropertiesAnd(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1.0));
}
else if (!Parameters.SearchTerm.Contains('"') && !Parameters.SearchTerm.Contains(' '))
{
// if there's no spaces or quotes we don't need to get the quoted term and boost it
query.Append(QueryAllPropertiesAnd(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1));
}
else
{
// otherwise we search first for the entire query in quotes,
// then for each term in the query OR'd together.
query.AppendFormat("{0} OR {1}",
QueryAllPropertiesAnd(SearchUtilities.GetSearchTermQuoted(Parameters.SearchTerm), 2)
, QueryAllPropertiesAnd(SearchUtilities.GetSearchTermsSplit(Parameters.SearchTerm), 1)
);
}
return(ExecuteSearch(WrapQuery(query)));
}
/// <summary>
/// Run a quoted query
/// </summary>
/// <returns></returns>
public ISearchResults ResultsAsEntered()
{
var query = new StringBuilder();
query.Append(QueryAllPropertiesAnd(SearchUtilities.GetSearchTermQuoted(Parameters.SearchTerm), 1.0));
return(ExecuteSearch(WrapQuery(query)));
}