private static LuceneParams GetLuceneSearchParams(SearchArguments arguments)
{
var result = new LuceneParams();
//Set Defaults
if (arguments.Query == null)
{
arguments.Query = new MatchAllDocsQuery();
}
//Special Behavior for OData Queries since OData queries potentially specify the query/filter/skip/take all in one.
var query = arguments.Query as ODataQuery;
if (query != null)
{
var oDataQuery = query;
var parser = new ODataQueryParser();
var modelFilter = parser.ParseQuery(oDataQuery.DefaultField, oDataQuery.Query);
result.Query = modelFilter.Query.IsNullOrWhiteSpace()
? new Lucene.Net.Search.MatchAllDocsQuery()
: LuceneModelFilter.ParseQuery(oDataQuery.DefaultField, modelFilter.Query);
result.Filter = modelFilter.Filter.IsNullOrWhiteSpace()
? null
: LuceneModelFilter.ParseFilter(oDataQuery.DefaultField, modelFilter.Filter);
result.Sort = modelFilter.Sort ?? new Lucene.Net.Search.Sort();
if (modelFilter.Take > 0)
{
result.MaxResults = modelFilter.Take;
}
if (modelFilter.Skip > 0)
{
result.Skip = modelFilter.Skip;
}
}
else
{
result.Query = Barista.Search.Query.ConvertQueryToLuceneQuery(arguments.Query);
result.Filter = null;
result.Sort = Barista.Search.Sort.ConvertSortToLuceneSort(arguments.Sort);
if (arguments.Filter != null)
{
result.Filter = Barista.Search.Filter.ConvertFilterToLuceneFilter(arguments.Filter);
}
if (arguments.Skip.HasValue)
{
result.Skip = arguments.Skip.Value;
}
result.MaxResults = arguments.Take ?? 1000;
}
return(result);
}
